CN105836658A - Hydraulic lifting trolley - Google Patents
Hydraulic lifting trolley Download PDFInfo
- Publication number
- CN105836658A CN105836658A CN201510014600.8A CN201510014600A CN105836658A CN 105836658 A CN105836658 A CN 105836658A CN 201510014600 A CN201510014600 A CN 201510014600A CN 105836658 A CN105836658 A CN 105836658A
- Authority
- CN
- China
- Prior art keywords
- clamping plate
- upper ledge
- runway
- hydraulic lifting
- roller
- 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.)
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Abstract
The invention relates to a hydraulic lifting trolley. The hydraulic lifting trolley includes wheels, a bottom frame, an upper frame, forked arms, a lifting oil cylinder, a rolling wheel, and a runway; the wheels are arranged under the bottom frame; the runway is arranged above the bottom frame; a lifting mechanism consists of at least two forked arms which are hinged each other, and is drive by the lifting oil cylinder; the upper end of the lifting mechanism is connected to the upper frame; the lower end of one forked arm is provided with the rolling wheel; the rolling wheel is position in the runway; the upper frame is provided with a plurality of carrier rollers which can freely roll, and each carrier roller is arranged on a frame body of the upper frame through bearings at two ends of each carrier roller; a clamping device is arranged in the upper frame; the clamping device includes a left and right screw rod, a left screw mother base, a right screw mother base, a left clamping plate, a right clamping plate and a hand wheel; the left and right screw rod is arranged on the upper frame through bearings, and one end of the left and right screw rod is connected to the hand wheel; the left clamping plate and the left screw mother base as well as the right clamping plate and the right screw mother base are detachably connected. The hydraulic lifting trolley can easily allow a work piece to move in the horizontal direction.
Description
Technical field
The present invention relates to a kind of hydraulic test, especially a kind of hydraulic lifting dolly.
Background technology
In prior art, hydraulic lifting dolly typically uses scissor bassinet structure, is made up of wheel, underframe, upper ledge, scissor arm, elevating ram, roller, runway etc..Wheel is installed on below underframe, underframe is arranged above runway, is linked lifting mechanism, the elevating ram formed by two scissor arms, and the upper end of two scissor arms is connected with upper ledge, wherein, the lower end of one scissor arm is provided with roller, and this roller is positioned at above-mentioned runway.Workpiece is placed on upper ledge, and when elevating ram works, the roller of a scissor arm lower end moves along runway, and scissor arm is lifted upper ledge and moved upward.It is in place of the deficiencies in the prior art: owing to workpiece is placed on upper ledge, is actionless relative to upper ledge all the time, the most inconvenient when needing to finely tune workpiece to complete horizontal direction displacement in some cases, need to be improved.
Summary of the invention
It is desirable to provide a kind of can conveniently realize workpiece level to the hydraulic lifting dolly of displacement.
The technical solution of the present invention is as follows:
A kind of hydraulic lifting dolly, including wheel, underframe, upper ledge, scissor arm, elevating ram, roller, runway, described wheel is installed on below underframe, underframe is arranged above runway, is at least linked the lifting mechanism forming and being driven by elevating ram by two scissor arms, the upper end of lifting mechanism is connected with upper ledge, and wherein, the lower end of a scissor arm is provided with roller, this roller is positioned at above-mentioned runway
It is characterized in that:
Be provided with on described upper ledge many parallel can free rolling carrying roller, every carrying roller is installed on the frame of upper ledge by the bearing at its two ends, one clamping device is also installed in described upper ledge, this clamping device is made up of left-right rotary screw mandrel, left-handed nut seat, right handed nuts seat, left clamping plate, right clamping plate, handwheel, left-right rotary screw mandrel is installed on upper ledge by bearing, its one end connects has handwheel, left clamping plate to be connected with left-handed nut seat, and right clamping plate are connected with right handed nuts seat.
Due to the fact that employing technique scheme, workpiece is placed on the carrying roller of upper ledge, owing to carrying roller all can roll freely, workpiece can easily move to the installation direction being perpendicular to carrying roller under external force, it is achieved workpiece is finely adjusted to the installation direction being perpendicular to carrying roller.Conveniently realize goal of the invention.
When rotation hand wheel rotates, handwheel drives screw mandrel to rotate, screw mandrel drives left-handed, right handed nuts seat shifting, left-handed, right handed nuts seat drives left clamping plate, right clamping plate respectively, when handwheel turns clockwise, drives left-handed, right handed nuts seat to move inward, thus drive two clamping plate to move to centre, clamping workpiece, on the contrary when handwheel is counterclockwise, clamping device unclamps.
Above-mentioned clamping device makes to realize during workpiece displacement easy to operate.
Further technical scheme is:
Described left clamping plate are detachable connection with left-handed nut seat, and right clamping plate are detachable connection with right handed nuts seat.
The scheme the most easily realizing above-mentioned connection is clamping, as: have the draw-in groove that width is identical with left clamping plate thickness on left-handed nut seat, having the draw-in groove that width is identical with right clamping plate thickness on right handed nuts seat, left and right clamping plate block respectively and insert in each self-corresponding draw-in groove, thus complete clamping.
The advantage of this technical scheme is, when needing to realize workpiece and being finely adjusted to the installation direction of carrying roller, can take off one of clamping plate, rotation hand wheel, and another block clamping plate are driven by corresponding nut seat, promotes workpiece.
The technical scheme of another step is:
The surface of described carrying roller is to have the certain elastic and material of hardness, such as nylon, rubber etc., it is preferred to use nylon.
So, during workpiece motion s, surface is difficult to be scratched.
Accompanying drawing explanation
Below with reference to drawings and Examples, the present invention is described in further details.
Accompanying drawing 1 is the structural representation of the embodiment of the present invention.
Accompanying drawing 2 is the structural representation of upper ledge in attached embodiment illustrated in fig. 1.
In accompanying drawing each sequence number be respectively as follows: 1, wheel；2, runway；3, underframe；4, hydraulic power unit；5, elevating ram；6, roller；7, scissor arm；8, scissor arm；9, upper ledge；10, bearing；11, left clamping plate；12, carrying roller；13, left-handed nut seat；14, left-right rotary screw mandrel；15, right clamping plate；16, right handed nuts seat；17, handwheel.
Detailed description of the invention
Seeing accompanying drawing 1, hydraulic lifting dolly shown in the embodiment of the present invention uses scissor bassinet structure, by wheel 1, underframe 3, upper ledge 9, scissor arm 7,8, elevating ram 5, roller 6, runway 2 etc. form.Wheel 1 is installed on below underframe 3, underframe 3 is arranged above runway 2, is linked the lifting mechanism formed by two scissor arms 7,8, power is provided to lift by elevating ram 5, the upper end of two scissor arms 7,8 is connected with upper ledge 9, wherein, the lower end of scissor arm 8 is provided with roller 6, and this roller 6 is positioned at above-mentioned runway 2, and workpiece is placed on upper ledge.When elevating ram 8 works, the roller 6 of scissor arm 8 lower end moves along runway 2, and scissor arm is lifted upper ledge 9 and moved upward.nullUnlike existing hydraulic lifting dolly，Be provided with on upper ledge 96 parallel can free rolling carrying roller 12，Every carrying roller is installed on the frame of upper ledge 9 by the bearing 10 at its two ends，The surface of each carrying roller is all enclosed with nylon，One clamping device is also installed in described upper ledge，This clamping device is by left-right rotary screw mandrel 14、Left-handed nut seat 13、Right handed nuts seat 16、Left clamping plate 11、Right clamping plate 15、Handwheel 17 forms，Left-right rotary screw mandrel is installed on upper ledge by bearing (not indicating in figure)，One end of left-right rotary screw mandrel 14 connects handwheel 17，The draw-in groove that width is identical with left clamping plate 11 thickness is had on left-handed nut seat 13，The draw-in groove that width is identical with right clamping plate 15 thickness is had on right handed nuts seat 16，Left、Right clamping plate block respectively and insert in each self-corresponding draw-in groove，Thus complete clamping.
When rotation hand wheel 17 turns clockwise, left-handed, right handed nuts seat moves to centre, thus drives two clamping plate to move to centre, clamps workpiece, otherwise when handwheel is counterclockwise, clamping device unclamps.
When needing to be finely adjusted workpiece to the installation direction being perpendicular to carrying roller, applying to be perpendicular to the external force of the installation direction of carrying roller, owing to carrying roller all can roll freely, workpiece can easily move to the installation direction being perpendicular to carrying roller under external force.
When needing to be finely adjusted workpiece to the installation direction of carrying roller, can take off one of clamping plate, rotation hand wheel, the clamping plate of opposite side are driven by corresponding nut seat, promote workpiece, it is convenient to realize purpose.
Above-mentioned drawings and Examples are merely to illustrate the present invention, do not constitute any limitation protection scope of the present invention.
The present invention that above-mentioned such structure is constituted, is respectively provided with many saving graces for technical staff of the same trade now, and really has technological progress.
But, in the technical field of the present invention, as long as possessing most basic knowledge, other exercisable embodiments of the present invention can be improved.Substantial technical scheme proposes patent protection request in the present invention, and its protection domain should include all variation patterns with above-mentioned technical characterstic.
Claims (4)
- null1. a hydraulic lifting dolly，Including wheel、Underframe、Upper ledge、Scissor arm、Elevating ram、Roller、Runway，Described wheel is installed on below underframe，Underframe is arranged above runway、The lifting mechanism forming and being driven by elevating ram is at least linked by two scissor arms，The upper end of lifting mechanism is connected with upper ledge，Wherein，The lower end of one scissor arm is provided with roller，This roller is positioned at above-mentioned runway，It is characterized in that: be provided with on described upper ledge many parallel can free rolling carrying roller，Every carrying roller is installed on the frame of upper ledge by the bearing at its two ends，One clamping device is also installed in described upper ledge，This clamping device is by left-right rotary screw mandrel、Left-handed nut seat、Right handed nuts seat、Left clamping plate、Right clamping plate、Handwheel forms，Left-right rotary screw mandrel is installed on upper ledge by bearing，Its one end connects handwheel，Left clamping plate are connected with left-handed nut seat，Right clamping plate are connected with right handed nuts seat.
- Hydraulic lifting dolly the most according to claim 1, it is characterised in that: described left clamping plate are detachable connection with left-handed nut seat, and right clamping plate are detachable connection with right handed nuts seat.
- Hydraulic lifting dolly the most according to claim 2, it is characterized in that: on described left-handed nut seat, have the draw-in groove that width is identical with left clamping plate thickness, having the draw-in groove that width is identical with right clamping plate thickness on right handed nuts seat, left and right clamping plate block respectively and insert in each self-corresponding draw-in groove.
- 4. according to the arbitrary described hydraulic lifting dolly of claim 1,2,3, it is characterised in that: the surface of described carrying roller is to have the certain elastic and material of hardness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510014600.8A CN105836658A (en) | 2015-01-13 | 2015-01-13 | Hydraulic lifting trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510014600.8A CN105836658A (en) | 2015-01-13 | 2015-01-13 | Hydraulic lifting trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105836658A true CN105836658A (en) | 2016-08-10 |
Family
ID=57178069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510014600.8A Pending CN105836658A (en) | 2015-01-13 | 2015-01-13 | Hydraulic lifting trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105836658A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107571896A (en) * | 2017-09-01 | 2018-01-12 | 宁波市鄞州诺亿电子元件厂 | The transformer installation servicing unit that can be clamped |
| CN112225118A (en) * | 2020-10-13 | 2021-01-15 | 苏州美罗升降机械有限公司 | Electric push-pull device |
| CN112320675A (en) * | 2020-12-18 | 2021-02-05 | 常德市格佳机械有限公司 | Processing device for disassembling guide sleeve of hydraulic oil cylinder |
| CN114655885A (en) * | 2022-05-27 | 2022-06-24 | 太原理工大学 | Full hydraulic drive's wide and thick board flatting mill material loading lift platform |
-
2015
- 2015-01-13 CN CN201510014600.8A patent/CN105836658A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107571896A (en) * | 2017-09-01 | 2018-01-12 | 宁波市鄞州诺亿电子元件厂 | The transformer installation servicing unit that can be clamped |
| CN112225118A (en) * | 2020-10-13 | 2021-01-15 | 苏州美罗升降机械有限公司 | Electric push-pull device |
| CN112320675A (en) * | 2020-12-18 | 2021-02-05 | 常德市格佳机械有限公司 | Processing device for disassembling guide sleeve of hydraulic oil cylinder |
| CN114655885A (en) * | 2022-05-27 | 2022-06-24 | 太原理工大学 | Full hydraulic drive's wide and thick board flatting mill material loading lift platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160810 |