CN204108037U - A kind of jack piston bar straightener - Google Patents

A kind of jack piston bar straightener Download PDF

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Publication number
CN204108037U
CN204108037U CN201420500288.4U CN201420500288U CN204108037U CN 204108037 U CN204108037 U CN 204108037U CN 201420500288 U CN201420500288 U CN 201420500288U CN 204108037 U CN204108037 U CN 204108037U
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CN
China
Prior art keywords
valve
hydraulic
jack
pipeline
electro
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.)
Expired - Fee Related
Application number
CN201420500288.4U
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Chinese (zh)
Inventor
李少波
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.)
ORDOS JUDING COAL-MINING MACHINERY MANUFACTURING Co Ltd
Original Assignee
ORDOS JUDING COAL-MINING MACHINERY MANUFACTURING Co Ltd
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Filing date
Publication date
Application filed by ORDOS JUDING COAL-MINING MACHINERY MANUFACTURING Co Ltd filed Critical ORDOS JUDING COAL-MINING MACHINERY MANUFACTURING Co Ltd
Priority to CN201420500288.4U priority Critical patent/CN204108037U/en
Application granted granted Critical
Publication of CN204108037U publication Critical patent/CN204108037U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of jack piston bar straightener, mainly by electrical system, the formation such as hydraulic power system and jack, wherein: the motor in hydraulic power system is connected with hydraulic pump, hydraulic pump respectively with filter, overflow valve, electro-hydraulic reversing valve is connected with solenoid directional control valve, electro-hydraulic reversing valve is respectively by pipeline and fuel tank, check valve, the connection of hydraulic control one-way valve and counterbalance valve, hydraulic control one-way valve is connected with jack by pipeline with counterbalance valve, check valve by pipeline respectively with Pressure gauge, prefill valve is connected with jack, prefill valve is connected with fuel tank by pipeline, prefill valve is connected with the pipeline of electro-hydraulic reversing valve by return duct, electromagnetism check valve is connected with fuel tank by pipeline, hydraulic control one-way valve is connected with electromagnetism check valve by return duct, the machine has lightweight, and tension, antitorque mechanical performance are excellent, easy disassembling, is convenient to maintenance, simple and compact for structure, be active in one's movements reliable, transmission efficiency is high, good airproof performance, be convenient to maintenance and be also conducive to operation.

Description

A kind of jack piston bar straightener
Technical field
The utility model relates to a kind of hydraulic straightening machine, refers in particular to a kind of jack piston bar straightener.
Background technology
Column, jack are the primary load-carrying members of hydraulic support, are also key building block, and their design difficulty are large, and manufacturing procedure is complicated.Because column, jack piston rod are thin and long shafts part, by round steel blanking, yielding bending after heat treatment, carry out machined again after needing aligning.So the straightener that development is specifically designed to jack piston rod straightening is necessary.
Summary of the invention
The purpose of this utility model is to overcome weak point of the prior art, there is provided a kind of and adopt high-strength plate Welding Structure, lighter in weight, tension, the mechanical performance such as antitorque are excellent, easy dismounting, be convenient to maintenance, decrease accident potential, design of Hydraulic System is simple, compact conformation, be active in one's movements reliable, transmission efficiency is high, good airproof performance, is convenient to keep in repair the jack piston bar straightener of also convenient operation.
The technical problems to be solved in the utility model is realized by following scheme:
A kind of jack piston bar straightener is by electrical system, hydraulic power system, casing, jack, workbench and sole plate of workbench are formed, the operation of electrical system control hydraulic power system, hydraulic power system is connected with jack by pipeline, jack is arranged at the top of casing, the bottom of casing is placed on ground, be provided with workbench in groove in the middle part of casing, the table top of workbench is provided with sole plate of workbench, it is characterized in that: described hydraulic power system is by fuel tank, hydraulic pump, motor, overflow valve, electro-hydraulic reversing valve, solenoid directional control valve, hydraulic control one-way valve, counterbalance valve, prefill valve, check valve, Pressure gauge and filter are formed, and the output of motor is connected with the driving mechanism of hydraulic pump, and hydraulic pump one end is connected with filter one end, the other end of hydraulic pump respectively with overflow valve, electro-hydraulic reversing valve is connected with one end of solenoid directional control valve, the first via pipeline of electro-hydraulic reversing valve is connected with fuel tank, second road pipeline of electro-hydraulic reversing valve is connected with one end of check valve, the three-way connection (pipe) road of electro-hydraulic reversing valve is connected with one end of hydraulic control one-way valve and counterbalance valve respectively, hydraulic control one-way valve is connected with the master cylinder cavity of resorption of jack by pipeline with the other end of counterbalance valve, the other end of check valve by pipeline respectively with Pressure gauge, one end of prefill valve is connected with the epicoele of jack master cylinder, the other end of prefill valve is connected with fuel tank by pipeline, prefill valve is connected with the three-way connection (pipe) road of electro-hydraulic reversing valve by return duct, the other end of electromagnetism check valve is connected with fuel tank by pipeline, and hydraulic control one-way valve is connected by return duct one end with electromagnetism check valve.
Further, described overflow valve is provided with a return line.
Further, described sole plate of workbench is horizontally arranged with T-slot.
Further, described electrical system contains hand push button 1YA, 2YA, 3YA and electric motor starting button, controls electro-hydraulic reversing valve, solenoid directional control valve and motor respectively.
Further, described T-slot has three roads at least.
Further, described T-slot is used for installation clamping fixture.
Further, described jack is installed on the top of casing by plate.
Further, the slide block of described jack is vertical with the table top of the workbench installed in casing central slot, and workbench is placed in the lower position of jack.
Beneficial effect
1, can reach the more irrealizable structures of casting technique, and lighter in weight, because high-strength plate tension, the mechanical performance such as antitorque are better than foundry goods, therefore fuselage mechanical performance is better.
2, after fuselage adopts and is welded to connect, decrease the position with bolt mechanical connection, make the dismounting of overall straightener easier, be convenient to keep in repair the accident potential also decreasing simultaneously and be mechanically connected and loosen and cause.
3, design of Hydraulic System is simple, compact conformation, be active in one's movements reliable, transmission efficiency is high, good airproof performance, be convenient to maintenance and be also conducive to operating personnel and grasp.
Accompanying drawing explanation
Fig. 1 is jack piston bar straightener front view;
Fig. 2 is the structural representation of electrical system control hydraulic power system work in the utility model.
Detailed description of the invention
Machine is applicable to the aligning of round steel class material, has independently actuating unit and electric system, and adopts button centralized Control; Operating pressure of the present utility model, pressing speed and stroke range, can regulate arbitrarily in prescribed limit, and pressurize delay function after there is pressure; Hydraulic system structure of the present utility model is compact, and installation and maintenance are convenient, be active in one's movements reliable, transmission efficiency is high, good airproof performance.
By reference to the accompanying drawings, the utility model is described further:
As depicted in figs. 1 and 2, the utility model is the jack piston bar straightener of vertical structure, is made up of electrical system 1, hydraulic power system 2, casing 3, jack 4, workbench 5 and sole plate of workbench 6.
The utility model is made up of energy conversion device (motor, pump, jack), energy conditioner (valve) and energy transform device (fuel tank, pipeline), by electrical system control, driving jack piston rod moves, and completes various technological action.
Structure of the present utility model is as described below: a kind of jack piston bar straightener, be made up of electrical system 1, hydraulic power system 2, casing 3, jack 4, workbench 5 and sole plate of workbench 6, the operation of electrical system 1 hydraulic control dynamical system 2, electrical system 1, containing hand push button 1YA1-1,2YA1-2,3YA1-3 and electric motor starting button 1-4, controls electro-hydraulic reversing valve, solenoid directional control valve and motor respectively, hydraulic power system 2 is connected with jack 4 by pipeline, jack 4 is installed on the top of casing 3 by plate 7, the bottom of casing 3 is placed on ground, workbench 5 is provided with in groove in the middle part of casing 3, the slide block of described jack 4 is vertical with the table top of the workbench 5 installed in casing 3 central slot, and workbench 5 is placed in the lower position of jack 4, the table top of workbench 5 is provided with sole plate of workbench 6, sole plate of workbench 6 is horizontally arranged with T-slot 8, T-slot 8 has three roads at least, and T-slot 8 is for installation clamping fixture, hydraulic power system 2 is by fuel tank 2-1, hydraulic pump 2-2, motor 2-3, overflow valve 2-4, electro-hydraulic reversing valve 2-5, solenoid directional control valve 2-6, hydraulic control one-way valve 2-7, counterbalance valve 2-8, prefill valve 2-9, check valve 2-10, Pressure gauge 2-11 and filter 2-12 is formed, the output of motor 2-3 is connected with the driving mechanism of hydraulic pump 2-2, hydraulic pump 2-2 one end is connected with filter 2-12 one end, the other end of hydraulic pump 2-2 respectively with overflow valve 2-4, electro-hydraulic reversing valve 2-5 is connected with one end of solenoid directional control valve 2-6, the first via pipeline of electro-hydraulic reversing valve 2-5 is connected with fuel tank 2-1, the second road pipeline of electro-hydraulic reversing valve 2-5 is connected with one end of check valve 2-10, the three-way connection (pipe) road of electro-hydraulic reversing valve 2-5 is connected with one end of hydraulic control one-way valve 2-7 and counterbalance valve 2-8 respectively, hydraulic control one-way valve 2-7 is connected with the master cylinder cavity of resorption of jack 4 by pipeline with the other end of counterbalance valve 2-8, the other end of check valve 2-10 by pipeline respectively with Pressure gauge 2-11, one end of prefill valve 2-9 is connected with the epicoele of jack 4 master cylinder, the other end of prefill valve 2-9 is connected with fuel tank 2-1 by pipeline, prefill valve 2-9 is connected by the three-way connection (pipe) road of return duct with electro-hydraulic reversing valve 2-5, the other end of electromagnetism check valve 2-6 is connected with fuel tank 2-1 by pipeline, hydraulic control one-way valve 2-7 is connected by return duct one end with electromagnetism check valve 2-6, described overflow valve 2-4 is provided with a return line.
Embodiment:
As shown in Figure 2, in the utility model hydraulic pressure to move the course of work of system as follows:
(1), slide block declines fast:
By motor start button 1-4 actuating motor 2-3, hydraulic pump 2-2 is next oily flows back to fuel tank 2-1 through electro-hydraulic reversing valve 2-5, hydraulic pump 2-2 off-load, press two hand push button 1YA1-1 and 3YA1-3, the electromagnet 1YA1-1 of electro-hydraulic reversing valve 2-5 is energized, electro-hydraulic reversing valve 2-5 connects left position, and hydraulic pump 2-2 fuel feeding enters the epicoele of jack 4 master cylinder through electro-hydraulic reversing valve 2-5 and check valve 2-10; Solenoid directional control valve 2-6 electromagnet 3YA1-3 is energized, solenoid directional control valve 2-6 connects right position, hydraulic control one-way valve 2-7 opens, lower cavity pressure due to jack 4 master cylinder makes counterbalance valve 2-8 open, fluid in the cavity of resorption of jack 4 master cylinder flows back to fuel tank 2-1 through hydraulic control one-way valve 2-7, counterbalance valve 2-8, the slide block of jack 4, by deadweight fast downlink, makes the epicoele negative pressure of jack 4 master cylinder back down prefill valve 2-9, makes the epicoele topping up of jack 4 master cylinder.
(2), slide block slow pressurization:
When the shoe contact of jack 4 is to workpiece, unclamp 3YA1-3 button, electromagnet 3YA dead electricity, 1YA1-1 is energized, and the slide block carrying out oily promotion jack 4 by hydraulic pump 2-2 is descending at a slow speed.
(3) pressurize:
After the slide block of jack 4 is pressed onto position, unclamp hand push button 1YA1-1, the whole dead electricity of all electromagnet, the epicoele of jack 4 master cylinder, by check valve 2-10 locking, enters packing state.
(4) slide block backhaul:
Press hand push button 2YA1-2, electromagnet 2YA is energized, electro-hydraulic reversing valve 2-5 connects right position, and the slide block of jack 4 just starts backhaul work, and the fluid of the epicoele of jack 4 master cylinder flows back to fuel tank 2-1 through prefill valve 2-9, after the slide block of jack 4 rises and puts in place, unclamp hand push button 2YA1-2, the whole dead electricity of electromagnet, electro-hydraulic reversing valve 2-5 is in meta, hydraulic pump 2-2 off-load, the slide block of jack 4 stops at upper end position.

Claims (8)

1. a jack piston bar straightener is by electrical system, hydraulic power system, casing, jack, workbench and sole plate of workbench are formed, the operation of electrical system control hydraulic power system, hydraulic power system is connected with jack by pipeline, jack is arranged at the top of casing, the bottom of casing is placed on ground, be provided with workbench in groove in the middle part of casing, the table top of workbench is provided with sole plate of workbench, it is characterized in that: described hydraulic power system is by fuel tank, hydraulic pump, motor, overflow valve, electro-hydraulic reversing valve, solenoid directional control valve, hydraulic control one-way valve, counterbalance valve, prefill valve, check valve, Pressure gauge and filter are formed, and the output of motor is connected with the driving mechanism of hydraulic pump, and hydraulic pump one end is connected with filter one end, the other end of hydraulic pump respectively with overflow valve, electro-hydraulic reversing valve is connected with one end of solenoid directional control valve, the first via pipeline of electro-hydraulic reversing valve is connected with fuel tank, second road pipeline of electro-hydraulic reversing valve is connected with one end of check valve, the three-way connection (pipe) road of electro-hydraulic reversing valve is connected with one end of hydraulic control one-way valve and counterbalance valve respectively, hydraulic control one-way valve is connected with the master cylinder cavity of resorption of jack by pipeline with the other end of counterbalance valve, the other end of check valve by pipeline respectively with Pressure gauge, one end of prefill valve is connected with the epicoele of jack master cylinder, the other end of prefill valve is connected with fuel tank by pipeline, prefill valve is connected with the three-way connection (pipe) road of electro-hydraulic reversing valve by return duct, the other end of electromagnetism check valve is connected with fuel tank by pipeline, and hydraulic control one-way valve is connected by return duct one end with electromagnetism check valve.
2. a kind of jack piston bar straightener according to claim 1, is characterized in that: described overflow valve is provided with a return line.
3. a kind of jack piston bar straightener according to claim 1, is characterized in that: described sole plate of workbench is horizontally arranged with T-slot.
4. a kind of jack piston bar straightener according to claim 1, is characterized in that: described electrical system contains hand push button 1YA, 2YA, 3YA and electric motor starting button, controls electro-hydraulic reversing valve, solenoid directional control valve and motor respectively.
5. a kind of jack piston bar straightener according to claim 3, is characterized in that: described T-slot has three roads at least.
6. a kind of jack piston bar straightener according to claim 3 or 5, is characterized in that: described T-slot is used for installation clamping fixture.
7. a kind of jack piston bar straightener according to claim 1, is characterized in that: described jack is installed on the top of casing by plate.
8. a kind of jack piston bar straightener according to claim 1 or 7, is characterized in that: the slide block of described jack is vertical with the table top of the workbench installed in casing central slot, and workbench is placed in the lower position of jack.
CN201420500288.4U 2014-08-22 2014-08-22 A kind of jack piston bar straightener Expired - Fee Related CN204108037U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420500288.4U CN204108037U (en) 2014-08-22 2014-08-22 A kind of jack piston bar straightener

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420500288.4U CN204108037U (en) 2014-08-22 2014-08-22 A kind of jack piston bar straightener

Publications (1)

Publication Number Publication Date
CN204108037U true CN204108037U (en) 2015-01-21

Family

ID=52325396

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420500288.4U Expired - Fee Related CN204108037U (en) 2014-08-22 2014-08-22 A kind of jack piston bar straightener

Country Status (1)

Country Link
CN (1) CN204108037U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107470400A (en) * 2017-05-24 2017-12-15 佛山市森和业丰纸制品有限公司 A kind of straightener of precisely oil-control

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107470400A (en) * 2017-05-24 2017-12-15 佛山市森和业丰纸制品有限公司 A kind of straightener of precisely oil-control

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
COR Change of bibliographic data
CB03 Change of inventor or designer information

Inventor after: Ning Xiansheng

Inventor after: Li Shaobo

Inventor before: Li Shaobo

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150121

Termination date: 20160822