CN205836047U - Heading hydraulic press - Google Patents
Heading hydraulic press Download PDFInfo
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- CN205836047U CN205836047U CN201620665122.7U CN201620665122U CN205836047U CN 205836047 U CN205836047 U CN 205836047U CN 201620665122 U CN201620665122 U CN 201620665122U CN 205836047 U CN205836047 U CN 205836047U
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- electromagnetism
- hydraulic cylinder
- grease interceptor
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Abstract
nullThe utility model discloses a kind of heading hydraulic press，Including frame，This frame includes column、Crossbeam and the hydraulic cylinder being arranged on crossbeam，This Driven by Hydraulic Cylinder one is with the blankholder slide of pressure head，Base platform it is provided with below blankholder slide，The oil inlet pipe of described hydraulic cylinder is provided with electromagnetism grease interceptor，Described electromagnetism grease interceptor is controlled by control circuit，Described control circuit includes varistor、It is controlled by the triggering circuit of varistor，It is provided with electromagnetism grease interceptor and is controlled by the execution circuit triggering circuit，By being provided with electromagnetism grease interceptor at the oil inlet pipe of heading hydraulic press，And electromagnetism grease interceptor is arranged in control circuit，Achieve when voltage pull-down，The self-stopping of hydraulic cylinder，When voltage recovers to stablize，Automatically the effect resumed work of hydraulic cylinder，Decrease appearance and directly end socket is carried out punching press owing to cylinder pressure is not enough，And then the substandard products probability of occurrence caused.
Description
Technical field
This utility model relates to a kind of end socket process equipment, more specifically, it relates to a kind of heading hydraulic press.
Background technology
Heading hydraulic press can also be used for correcting, press-fits, packs, briquetting and pressing plate etc., it may also be used for the compacting of axial workpiece
Technique, the calibration of section bar, withhold, press-loading process and the bending of plate material parts, argue, shape, imprint, set type, stretching, plastic
The pressing process of property material, such as operations such as punching press, bending, the thin stretchings of flange, it is also possible to be engaged in correction, press-fit, plastic and
The press forming operation of pulverulent product, because of its also referred to as universal hydraulic machine that has wide range of applications.
Heading hydraulic press is relatively big due to the bodily form, for the ease of placing these main equipments, then needs a plant area the biggest,
And in order to save venue cost, plant area is often arranged on samll cities and towns or rural area, but samll cities and towns or rural area usually can go out
The situation that existing supply of electric power is not enough so that when peak times of power consumption, Voltage Drop is obvious, when heading hydraulic press works, by liquid
Cylinder pressure drive ram carries out punch forming to end socket, and voltage reduces the input pressure deficiency being then very easy to cause hydraulic cylinder,
Thus cause pressure head not enough to the stamping press of end socket, affect end product quality.
Utility model content
According to above-mentioned shortcoming and defect, it is the most right that the purpose of this utility model is to provide horse back when one can work as undertension
Heading hydraulic press carries out shutdown process and can continue to the heading hydraulic press of work after pressure recovers to stablize.
Above-mentioned technical purpose of the present utility model has the technical scheme that a kind of heading hydraulic press,
Including frame, this frame includes column, crossbeam and the hydraulic cylinder being arranged on crossbeam, and this Driven by Hydraulic Cylinder one is with the pressure of pressure head
Slider edge, is provided with base platform below blankholder slide, and the oil inlet pipe of described hydraulic cylinder is provided with electromagnetism grease interceptor, described electricity
Magnetic grease interceptor is controlled by control circuit, and described control circuit includes varistor, is controlled by the triggering circuit of varistor, arranges
There is electromagnetism grease interceptor and be controlled by the execution circuit triggering circuit.
By such scheme, under the driving of hydraulic cylinder, it is possible to make the blankholder slide can be with pressure head to base platform
Motion, complete the hair dispensing being placed on base platform is extruded, and voltage instability the most once occurs
When determining on the low side, the resistance of varistor will reduce, and the electric current flowing through varistor will increase so that triggering circuit controls to perform electricity
Road turns on, and the conducting performing circuit will make electromagnetism grease interceptor energized action, be blocked by oil circuit, and the pressure oil of hydraulic cylinder is truncated
To be in packing state, hydraulic cylinder will not continue to the oily effect continuation action that is under pressure, and will be in the shape of hesitation action
Under state, thus avoid and still end socket is carried out stamping press in the case of insufficient pressure, decrease the probability that substandard products occur；
And after voltage stabilization, recovery is increased by the resistance of varistor, the electric current flowing through varistor will reduce, and triggering circuit will
Being failure to actuate, and then execution circuit also will be failure to actuate, electromagnetism grease interceptor dead electricity resets, and the oil inlet pipe of hydraulic cylinder is by normal fuel injection, liquid
Cylinder pressure will continue normal work.
It is optimized for further: described triggering circuit also includes that light coupling, described varistor are connected to light coupling
Input is to control cut-offfing of light coupling, and the outfan of this light coupling connects has relay coil to control relay coil
Dead electricity.
It is optimized for further: described execution circuit also includes that the maintenance button connected with electromagnetism grease interceptor and being controlled by continues
The relay normally open contact of electric apparatus coil.
By such scheme, when the voltage of electricity consumption is normal, under the state that the resistance of varistor will be in big resistance, with
Little as the electric current flowing through light coupling, thus light coupling cannot be made to turn on, relay coil must not be electric, thus relay
Normally opened contact is off, and electromagnetism grease interceptor does not works, and the oil inlet pipe fuel feeding of hydraulic cylinder is normal, thus hydraulic cylinder can be with
The pressing action to blankholder slide is kept under normal pressure state；When running voltage reduces, at the resistance general of varistor
Under little resistance value state, become by the electric current of light coupling and light coupling will be made to turn on greatly, and then it is electric that relay coil is obtained,
And relay coil obtains and electric relay normally open contact will be made to close, it is electric that relay normally open contact Guan Bi will make electromagnetism grease interceptor obtain
The oil inlet pipe of hydraulic cylinder is blocked by action, and down pressing oil cylinder is in packing state, and stops the driving to blankholder slide, is in temporarily
Under stopped status；And the setting of maintenance button, normal use when, need to press maintenance button thus ensure under
The control function of compressing cylinder downforce can enable, and once causes relay normally open contact always when triggering circuit goes wrong
When being in attracting state, then can press maintenance button and make to perform circuit disconnection, make electromagnetism grease interceptor power-off restoration, recover
The normal oil-feed of hydraulic cylinder oil inlet pipe.
It is optimized for further: described execution circuit also includes the alarm lamp connected with electromagnetism grease interceptor.
By such scheme, work as low voltage, electromagnetism grease interceptor action, hydraulic cylinder be under hesitation state time
Waiting, alarm lamp, by glittering, reminds the working condition of staff's now heading hydraulic press, in order to make emergency measure.
It is optimized for further: between described blankholder slide and crossbeam, be provided with lead.
By such scheme, by the setting of lead, blankholder slide is under the driving of hydraulic cylinder, and operation will be more flat
Surely, improve the punching press stability to end socket, improve the end product quality of end socket.
In sum, by being provided with electromagnetism grease interceptor at the oil inlet pipe of heading hydraulic press, and electromagnetism grease interceptor is arranged
In control circuit, it is achieved that when voltage pull-down, the self-stopping of hydraulic cylinder, when voltage recovers stablize, oneself of hydraulic cylinder
The dynamic effect resumed work, decreases appearance, due to cylinder pressure deficiency, end socket directly carries out punching press, and then cause
Substandard products probability of occurrence.
Accompanying drawing explanation
Fig. 1 is the heading hydraulic press overall schematic in embodiment；
Control circuit schematic diagram in embodiment during Fig. 2.
In figure, 11, vertical beam；12, crossbeam；2, hydraulic cylinder；3, blankholder slide；4, pressure head；41, cylindrical section；42, punching press end；
5, lead；6, base platform；71, circuit is triggered；711, varistor；72, circuit is performed；721, electromagnetism grease interceptor；722、
Alarm lamp.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is described in further detail.
This specific embodiment is only that it is not to restriction of the present utility model, ability to explanation of the present utility model
The present embodiment can be made after reading this specification by field technique personnel as required does not has the amendment of creative contribution, but
As long as all being protected by Patent Law in right of the present utility model.
Embodiment
Heading hydraulic press, sees accompanying drawing 1, and including frame, hydraulic cylinder 2, blankholder slide 3 and base platform 6, frame includes two
Individual vertical beam 11, the structure of an essay on the top of two vertical beams 11 has been wholely set crossbeam 12, and hydraulic cylinder 2 is vertically fixed on crossbeam 12,
Piston rod is fixed with blankholder slide 3 after being passed down through crossbeam 12, and the lower end of blankholder slide 3 is fixed with pressure head 4, pressure head 4 and pressure
Fixing one section of slider edge 3 is cylindrical section 41, and the end of cylindrical section 41 arranges the punching press end 42 of a spherically shape；And in order to more
Add stable and make hydraulic cylinder 2 driving pressure slider edge 3 smoothly, between blankholder slide 3 and crossbeam 12, being provided with lead 5,
Lead 5 is arranged to 4, is separately positioned on four angles of blankholder slide 3, and one end of lead 5 is fixed with blankholder slide 3,
The other end realizes the guide function to blankholder slide 3 through crossbeam 12.
See the schematic diagram that accompanying drawing 2 is control circuit, including triggering circuit 71 and performing circuit 72, trigger circuit 71 and include
Varistor 711, varistor 711 is connected to the input of light coupling U to control cut-offfing of light coupling U, this optocoupler
The outfan of component U connect have relay coil K with control relay coil K dead electricity；Perform circuit 72 and include that series connection sets
Relay normally open contact k, electromagnetism grease interceptor 721, maintenance button SB and the alarm lamp 722 put.
During specific works, first press maintenance button SB make perform circuit 72 be in can on-state, when work electricity
When pressure is stablized, the resistance of varistor 711 will be under big resistance value state, and the electric current flowing through light coupling U is little, thus cannot make
Obtaining the conducting of light coupling U, relay coil K must not be electric, thus relay normally open contact k is off, electromagnetism grease interceptor
721 do not work, and the oil inlet pipe of hydraulic cylinder 2 is by normal fuel injection, and hydraulic cylinder 2 can be real with normal pressure driving pressure slider edge 3 action
The now punching press to end socket；When running voltage is unstable and declines, the resistance of varistor 711 will be under little resistance value state, logical
The electric current change crossing light coupling U will make light coupling U turn on greatly, and then it is electric that relay coil K is obtained, and relay coil K
Electric relay normally open contact k must will be made to close, relay normally open contact k Guan Bi will make electromagnetism grease interceptor 721 energized action incite somebody to action
The oil inlet pipe of hydraulic cylinder 2 blocks, and hydraulic cylinder 2 is in packing state, stops the driving to blankholder slide 3, is in hesitation shape
Under state, and meanwhile, alarm lamp 722, by light, reminds staff to make corresponding emergency measure.
Claims (5)
1. a heading hydraulic press, including frame, this frame includes column, crossbeam (12) and the hydraulic pressure being arranged on crossbeam (12)
Cylinder (2), this hydraulic cylinder (2) driving one, with the blankholder slide (3) of pressure head (4), is provided with base in blankholder slide (3) lower section and puts down
Platform (6), it is characterised in that the oil inlet pipe of described hydraulic cylinder (2) is provided with electromagnetism grease interceptor (721), described electromagnetism grease interceptor
(721) being controlled by control circuit, described control circuit includes varistor (711), is controlled by the triggering electricity of varistor (711)
Road (71), is provided with electromagnetism grease interceptor (721) and is controlled by the execution circuit (72) triggering circuit (71).
Heading hydraulic press the most according to claim 1, it is characterised in that described triggering circuit (71) also includes optical coupling
Part, described varistor (711) is connected to the input of light coupling to control cut-offfing of light coupling, this light coupling defeated
Go out end connect have relay coil with control relay coil dead electricity.
Heading hydraulic press the most according to claim 2, it is characterised in that described execution circuit (72) also includes cutting with electromagnetism
The maintenance button that fuel tap (721) is connected and the relay normally open contact being controlled by relay coil.
Heading hydraulic press the most according to claim 3, it is characterised in that described execution circuit (72) also includes cutting with electromagnetism
The alarm lamp (722) that fuel tap (721) is connected.
Heading hydraulic press the most according to claim 4, it is characterised in that between described blankholder slide (3) and crossbeam (12)
It is provided with lead (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620665122.7U CN205836047U (en) | 2016-06-24 | 2016-06-24 | Heading hydraulic press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620665122.7U CN205836047U (en) | 2016-06-24 | 2016-06-24 | Heading hydraulic press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205836047U true CN205836047U (en) | 2016-12-28 |
Family
ID=57620717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620665122.7U Active CN205836047U (en) | 2016-06-24 | 2016-06-24 | Heading hydraulic press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205836047U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111941900A (en) * | 2020-08-14 | 2020-11-17 | 中国兵器装备集团自动化研究所 | Multifunctional hydraulic machine for tension and compression and partial part disassembly and working method thereof |
-
2016
- 2016-06-24 CN CN201620665122.7U patent/CN205836047U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111941900A (en) * | 2020-08-14 | 2020-11-17 | 中国兵器装备集团自动化研究所 | Multifunctional hydraulic machine for tension and compression and partial part disassembly and working method thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |