CN103567744A - Pin lifter for static electronic car weigher - Google Patents
Pin lifter for static electronic car weigher Download PDFInfo
- Publication number
- CN103567744A CN103567744A CN201310517257.XA CN201310517257A CN103567744A CN 103567744 A CN103567744 A CN 103567744A CN 201310517257 A CN201310517257 A CN 201310517257A CN 103567744 A CN103567744 A CN 103567744A
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- China
- Prior art keywords
- section steel
- steel support
- channel
- hook
- lifting hook
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- Pending
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
- B23P19/027—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same using hydraulic or pneumatic means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
- B23P19/025—For detaching only
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P2700/00—Indexing scheme relating to the articles being treated, e.g. manufactured, repaired, assembled, connected or other operations covered in the subgroups
- B23P2700/50—Other automobile vehicle parts, i.e. manufactured in assembly lines
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The invention discloses a pin lifter for a static electronic car weigher. A steel lifting hook (7) is vertically arranged, the upper end of the steel lifting hook is fixedly connected with an upper groove steel bracket (1) and penetrates through a lower groove steel hole (8), and a bent lifting hook is arranged at the lower end of the steel lifting hook; two hydraulic jacks are arranged between the upper groove steel bracket (1) and a lower groove steel bracket (2) and are symmetrically distributed by taking the steel lifting hook (7) as a center; the bases of the hydraulic jacks are fixed to the lower groove steel bracket (2), and the end parts of the movable top columns of the hydraulic jacks are connected with the upper groove steel bracket (1). According to the technical scheme, the adopted hydraulic pin lifter is more compact in structure and stable in working, and has a self-locking effect in comparison with a mechanical pin lifter; the jacks fixed to the bases are taken as main power mechanisms for uniformly and slowly lifting an upper pressure plate to drive the steel lifting hook on the upper pressure plate to stably lift up a connecting pin, and the operation is convenient, effort-saving, safe and reliable.
Description
Technical field
The invention belongs to the technical field of logistics transportation equipment, relate to Automobile Transportation weighing apparatus, more particularly, the present invention relates to a kind of static electronic vehicle weighing apparatus pin extractor.
Background technology
It is always very difficult that truck scale pound body connecting pin is changed maintenance, because pound body is heavy, because the upper and lower pound of automobile produces impact to pound body, makes connecting pin more be difficult to remove.
The connecting pin of static electronic vehicle weighing apparatus pound body, in the pound groove of dark 40cm, wide 17cm, connects two joint pound bodies.Very tight owing to connecting, add the pressure that the heavy pound body of two joints is pullled mutually, make to remove abnormal difficult.With steel wire rope hook, utilize fork truck lifting in the past, because steel wire rope exists elasticity, in the moment of extracting, easily flew out, had very large potential safety hazard.
Prior art structure as shown in Figure 1, adopts bolt top, easily makes plate power irregular:
This pin extractor comprises upper branching holder 11, lower bearing support 10 and suspension rod 12, utilizes four large diameter threaded rods 13 and two connecting plates 14 to be welded.The upper end of suspension rod 12 is fixedly connected with upper branching holder 11, and the hole getting out in the centre of lower bearing support 10 is through suspension rod 12, and the below hook of suspension rod 12 hooks connecting pin.Lower bearing support 10 by below during operation carrys out load-bearing, and two connecting plates 14 of rotation top carry out jack-up upper branching holder 11, drives suspension rod 12 to play the object of pulling pin., owing to cannot realizing the synchronous of both sides threaded rod 13 rotation progresses, easily cause unbalance stress, upper branching holder 11 blocks bolt, makes rotation more difficult.
Summary of the invention
The invention provides a kind of static electronic vehicle weighing apparatus pin extractor, its objective is convenient, fast, remove static electronic vehicle weighing apparatus connecting pin reposefully.
To achieve these goals, the technical scheme that the present invention takes is:
Static electronic vehicle weighing apparatus pin extractor of the present invention, comprises channel-section steel support, lower channel-section steel support and steel hook; Described steel hook vertically arranges, and its upper end is fixedly connected with upper channel-section steel support, and is crooked suspension hook through ，Qi lower end, lower channel-section steel hole; Between described upper channel-section steel support, lower channel-section steel support, be provided with two hydraulic jack, and symmetrical centered by steel hook; The base of described hydraulic jack is fixed on lower channel-section steel support, and the end of its movable fore-set is connected with upper channel-section steel support.
Described pin extractor is provided with a handle, and described handle is fixedly connected with the control stick of two hydraulic jack.
Described steel hook is threaded connection structure and is fixedly connected with described upper channel-section steel support, and locks by locking nut.
The present invention adopts the technical scheme of hydraulic pressure pin extractor, than the more compact structure of mechanical pin extractor, and stable working, and have self-locking action; By being fixed on jack on base as major impetus mechanism, evenly jack-up top board (upper channel-section steel support) slowly, drives the reinforcing bar (steel hook) on top board, drives that connecting pin is stable to rise, convenient, laborsaving, safe and reliable again.
Accompanying drawing explanation
Below the expressed content of each width accompanying drawing of this description and the mark in figure are briefly described:
Fig. 1 is the structural representation of prior art described in background technology;
Fig. 2 is structural representation of the present invention.
In figure, be labeled as:
1, upper channel-section steel support, 2, lower channel-section steel support, 3, hydraulic jack, 4, hydraulic jack, 5, handle, 6, screw connection structure, 7, steel hook, 8, the perforation of lower channel-section steel, 10, lower bearing support, 11, upper branching holder, 12, suspension rod, 13, threaded rod, 14, connector.
The specific embodiment
Contrast accompanying drawing below, the description by embodiment, is described in further detail the specific embodiment of the present invention, to help those skilled in the art to have more complete, accurate and deep understanding to inventive concept of the present invention, technical scheme.
The invention provides a kind of convenient and strength-savingly, safe and reliable device is used for extracting the connecting pin of static electronic vehicle weighing apparatus again.Structure of the present invention as shown in Figure 2, for a kind of static electronic vehicle weighing apparatus pin extractor, comprises channel-section steel support 1, lower channel-section steel support 2 and steel hook 7; Described steel hook 7 vertically arranges, and its upper end is fixedly connected with upper channel-section steel support 1, and through lower channel-section steel hole 8, its lower end is crooked suspension hook.
In order to solve the problem of prior art existence and to overcome its defect, realize goal of the invention convenient, fast, that remove reposefully static electronic vehicle weighing apparatus connecting pin, the technical scheme that the present invention takes is:
As shown in Figure 2, static electronic vehicle weighing apparatus pin extractor of the present invention, between described upper channel-section steel support 1, lower channel-section steel support 2, is provided with two hydraulic jack 3, hydraulic jack 4, and symmetrical centered by steel hook 7; Described hydraulic jack 3, the base of hydraulic jack 4 are fixed on lower channel-section steel support 2, and the end of its movable fore-set is connected with upper channel-section steel support 1.
By making steelframe by oneself: upper channel-section steel support 1 and lower channel-section steel support 2 support overall structure.The base of hydraulic jack 3, hydraulic jack 4 is fixed on lower channel-section steel support 2, stiff.When not working, the distance between upper channel-section steel support 1 and lower channel-section steel support 2 is exactly the height of jack.
The present invention, on the basis of existing machinery formula, is modified into a kind of hydraulic pressure pin extractor.Hydraulicdriven basic principle is pascal's principle, and the pressure everywhere of the liquid in closed container is consistent, like this, in the system of balance, above smaller piston, applied pressure is smaller, and on large piston, applied pressure is also larger, can keep the static of liquid like this.So, by the transmission of liquid, can obtain the different pressure on different ends, can reach by a less motive power object of a very large active force like this.
Hydraulic jack 3 and hydraulic jack 4 are that operator of the present invention applies reaction force instrument.Two jack bases are all fixed on lower channel-section steel support 2, make lower channel-section steel support 2 firm, in the process of work, can not rock; Also be easy to carry.
Static electronic vehicle weighing apparatus pin extractor after improvement is fixed on base by the heavy hydraulic jack of two 2T, is fixed on lower channel-section steel support 2; Top is similarly a stressed steel plate, goes up channel-section steel support 1; A reinforcing bar is inserted by through hole in centre, following hook, and steel hook 7; By lug hook, be connected with connecting pin.
The top of upper channel-section steel support 1 is also very careful is that two jack utilize nut to do two draw-in grooves, makes jack when prizing connecting pin, be unlikely to tilt.Pin extractor after improvement is safety but also efficient and convenient not only, is not only applicable to the pulling out of connecting pin of automobile weight house, is equally applicable to the latch that other various types of difficulties are pulled out, and convenient, practical, quick, range of application is extremely extensive.
Described pin extractor is provided with a handle 5, and described handle 5 is fixedly connected with the control stick of two hydraulic jack 3, hydraulic jack 4.
Two jack are same models, and handle 5 is that two control sticks are welded together, and so just can simultaneously synchronously prize two jack, thereby make channel-section steel support 1 steadily, rise evenly.
Described steel hook 7 is threaded connection structure 6 and is fixedly connected with described upper channel-section steel support 1, and locks by locking nut.
Screw connection structure 6 places are tie points for upper channel-section steel support 1 and steel hook 7, that upper channel-section steel support 1 middle part has processed a hole of matching with steel hook 7 diameters, steel hook 7 upper ends are passed from hole, steel hook 7 has been processed screw thread at this position, then with locking nut, fix, make it into as a whole, can also up-down adjustment.
The middle part of lower channel-section steel support 2 is also to have processed a hole of matching with steel hook 7 diameters, descend channel-section steel perforation 8, steel hook 7 passes from lower channel-section steel perforation 8, but it and upper channel-section steel support 1 junction are different, here be movable, steel hook 7 descends channel-section steel support 2 moving upward relatively.Reason is that hydraulic jack withstands in the process of rising, and upper channel-section steel support 1 also can rise, and steel hook 7 also can synchronously rise.When steel hook 7 rises under the effect of hydraulic jack, drive connecting pin upwards to pull up.
The present invention welds together by the control stick of two hydraulic jack of same model, workmen has an effect with a handle 5, so just can synchronously prize jack simultaneously, thereby make top board (going up channel-section steel support 1) increase steadily, evenly, drive on steel hook 7 and carry, steel hook 7 also can drive on connecting pin and carry simultaneously.
Static electronic vehicle weighing apparatus hydraulic pressure pin extractor of the present invention has solved the problem that motortruck scale connecting pin is difficult to pull out effectively, has facilitated the maintenance and repair work of motortruck scale.
By reference to the accompanying drawings the present invention is exemplarily described above; obviously specific implementation of the present invention is not subject to the restrictions described above; as long as adopted the improvement of the various unsubstantialities that method of the present invention design and technical scheme carry out; or without improving, design of the present invention and technical scheme are directly applied to other occasion, all within protection scope of the present invention.
Claims (3)
1. a static electronic vehicle weighing apparatus pin extractor, comprises channel-section steel support (1), lower channel-section steel support (2) and steel hook (7); Described steel hook (7) vertically arranges, and its upper end is fixedly connected with upper channel-section steel support (1), and through lower channel-section steel hole (8), its lower end is crooked suspension hook;
It is characterized in that:
Between described upper channel-section steel support (1), lower channel-section steel support (2), be provided with two hydraulic jack (3,4), and symmetrical centered by steel hook (7); The base of described hydraulic jack (3,4) is fixed on lower channel-section steel support (2), and the end of its movable fore-set is connected with upper channel-section steel support (1).
2. according to static electronic vehicle weighing apparatus pin extractor claimed in claim 1, it is characterized in that: described pin extractor is provided with a handle (5), described handle (5) is fixedly connected with the control stick of two hydraulic jack (3,4).
3. according to static electronic vehicle weighing apparatus pin extractor claimed in claim 1, it is characterized in that: described steel hook (7) is threaded connection structure (6) and is fixedly connected with described upper channel-section steel support (1), and locks by locking nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310517257.XA CN103567744A (en) | 2013-10-26 | 2013-10-26 | Pin lifter for static electronic car weigher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310517257.XA CN103567744A (en) | 2013-10-26 | 2013-10-26 | Pin lifter for static electronic car weigher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103567744A true CN103567744A (en) | 2014-02-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310517257.XA Pending CN103567744A (en) | 2013-10-26 | 2013-10-26 | Pin lifter for static electronic car weigher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103567744A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103878567A (en) * | 2014-03-24 | 2014-06-25 | 江苏江北液压机械制造有限公司 | Multi-purpose suspended type lifting drawing press |
| CN107097066A (en) * | 2017-05-24 | 2017-08-29 | 徐工集团工程机械有限公司 | Location nut provision for disengagement |
| CN112296931A (en) * | 2020-10-30 | 2021-02-02 | 江西中天智能装备股份有限公司 | Pin shaft dismounting device for anti-pin-dropping |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63140154A (en) * | 1986-12-02 | 1988-06-11 | Toyota Motor Corp | Hydraulic controller for belt type continuously variable transmission for vehicle |
| CN201483217U (en) * | 2009-08-28 | 2010-05-26 | 枣庄矿业集团付村煤业有限公司 | Hydraulic pin detacher |
| CN101927429A (en) * | 2010-08-28 | 2010-12-29 | 淄博矿业集团有限责任公司 | Double-cylinder hydraulic pin remover |
| CN202399005U (en) * | 2012-01-09 | 2012-08-29 | 陈广庆 | Pin puller |
-
2013
- 2013-10-26 CN CN201310517257.XA patent/CN103567744A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63140154A (en) * | 1986-12-02 | 1988-06-11 | Toyota Motor Corp | Hydraulic controller for belt type continuously variable transmission for vehicle |
| CN201483217U (en) * | 2009-08-28 | 2010-05-26 | 枣庄矿业集团付村煤业有限公司 | Hydraulic pin detacher |
| CN101927429A (en) * | 2010-08-28 | 2010-12-29 | 淄博矿业集团有限责任公司 | Double-cylinder hydraulic pin remover |
| CN202399005U (en) * | 2012-01-09 | 2012-08-29 | 陈广庆 | Pin puller |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103878567A (en) * | 2014-03-24 | 2014-06-25 | 江苏江北液压机械制造有限公司 | Multi-purpose suspended type lifting drawing press |
| CN107097066A (en) * | 2017-05-24 | 2017-08-29 | 徐工集团工程机械有限公司 | Location nut provision for disengagement |
| CN112296931A (en) * | 2020-10-30 | 2021-02-02 | 江西中天智能装备股份有限公司 | Pin shaft dismounting device for anti-pin-dropping |
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| C06 | 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: 20140212 |