CN206884247U - Metal filings briquetting device with hydraulic system - Google Patents
Metal filings briquetting device with hydraulic system Download PDFInfo
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- CN206884247U CN206884247U CN201720793529.2U CN201720793529U CN206884247U CN 206884247 U CN206884247 U CN 206884247U CN 201720793529 U CN201720793529 U CN 201720793529U CN 206884247 U CN206884247 U CN 206884247U
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- pipeline road
- precompressed
- way electromagnetic
- electromagnetic directional
- directional valve
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Abstract
The utility model discloses a kind of metal filings briquetting device with hydraulic system, the metal filings briquetting device includes：Binder storehouse, feeder sleeve, precompressed drift, pre- pressure cylinder, discharge gate, gate hydraulic cylinder, compressing rod and main pressure cylinder；The hydraulic system includes：The first rodless cavity pipeline road, the first rod chamber pipeline road connected with main pressure cylinder, main pressure three-position four-way electromagnetic directional valve, the second rodless cavity pipeline road, the second rod chamber pipeline road connected with gate hydraulic cylinder, gate three-position four-way electromagnetic directional valve, the 3rd rodless cavity pipeline road, the 3rd rod chamber pipeline road connected with pre- pressure cylinder, precompressed three-position four-way electromagnetic directional valve, main oil feed line, and main return line.Abrasive dust can be pressed into bulk by the utility model, and abrasive dust volume greatly reduces, and can efficiently separate the liquid in abrasive dust, and abrasive dust liquid content greatly reduces, and be easy to abrasive dust to transport and reprocess.
Description
Technical field
It the utility model is related to the metal filings briquetting device with hydraulic system.
Background technology
In today that industrialization is increasingly flourishing, the required precision more and more higher for machined piece is higher in order to obtain
Product Precision, many workpiece all using grinding or similar to grinding by the way of carry out Precision Machining, can be produced in process
Many abrasive dusts.The adhesive used in abrasive dust containing metal ingredient, the grains of sand, manufacture emery wheel and substantial amounts of emulsion or cutting
Oil, abrasive dust not only cause very big pollution to environment, and cause the significant wastage of resource.
In order to reduce pollution of the abrasive dust to environment, the recovery utilization rate of abrasive dust waste material is improved, by the solid constituent in abrasive dust
Efficiently separated with liquid component most important.The technology of membrane filtration is generally used currently for the solid-liquid separation technique of abrasive dust, is made
There are many consumptive materials, such as filter paper, filter cloth, filter core etc. during, while containing emulsion, cutting in the abrasive dust isolated
The ratio of oil is still up to more than 60%, separating effect it is undesirable, and the abrasive dust internal temperature of bulk deposition is higher, it is easy to sends out
Raw dieseling, than relatively hazardous.
Utility model content
The purpose of this utility model is to provide a kind of metal filings briquetting device with hydraulic system, and it can be by abrasive dust pressure
Into bulk, abrasive dust volume greatly reduces, and can efficiently separate the liquid in abrasive dust, and abrasive dust liquid content greatly reduces, and is easy to grind
Bits transport and reprocessing.
To achieve the above object, the technical solution of the utility model is a kind of metal filings briquetting with hydraulic system of design
Device, the metal filings briquetting device include：Top is provided with the horizontal tubulose binder storehouse of charging aperture, and bottom is fed with binder storehouse
Mouth docking is vertically arranged feeder sleeve, and material in feeder sleeve is pressed into binder by the precompressed drift in feeder sleeve, driving precompressed drift
Pre- pressure cylinder in storehouse, the discharge gate for being closed binder storehouse one end open by flashboard, the gate liquid of driving flashboard opening and closing
Cylinder pressure, the horizontal compressing rod stretched into by another end opening in binder storehouse in binder storehouse, and driving compressing rod are to material in binder storehouse
The main pressure cylinder extruded；
The compressing rod coordinates with binder storehouse gap, and the above-mentioned another end opening in binder storehouse is arranged right below catch tray；Pressure
Expect that the length of bar is not less than the length in binder storehouse；
The feeder sleeve side wall is provided with feeding mouth, and the feeding mouth is smaller than precompressed drift with the vertical of binder storehouse charging aperture
Vertical thickness；
The hydraulic system includes：
The first rodless cavity pipeline road that one end connects with main pressure cylinder rodless cavity, one end and main pressure cylinder rod chamber
First rod chamber pipeline road of connection, the main pressure three-position four-way electromagnetic directional valve of main pressure cylinder work is controlled,
The second rodless cavity pipeline road that one end connects with gate hydraulic cylinder rodless cavity, one end and gate hydraulic cylinder rod chamber
Second rod chamber pipeline road of connection, the gate three-position four-way electromagnetic directional valve of regulating gate hydraulic cylinder works,
The 3rd rodless cavity pipeline road that one end connects with pre- pressure cylinder rodless cavity, one end and pre- pressure cylinder rod chamber
3rd rod chamber pipeline road of connection, the precompressed three-position four-way electromagnetic directional valve of precompressed hydraulic cylinder works is controlled,
Main oil feed line, main return line, and the Variable plunger pump to main liquid feeding pipeline supply hydraulic fluid；
The main pressure P mouths of three-position four-way electromagnetic directional valve, the P mouths of gate three-position four-way electromagnetic directional valve, precompressed three
The P mouths of four-way electromagnetic reversing valve connect with main oil feed line respectively；
The main pressure T mouths of three-position four-way electromagnetic directional valve, the T mouths of gate three-position four-way electromagnetic directional valve, precompressed three
The T mouths of four-way electromagnetic reversing valve connect with main return line respectively；
The other end of the first rodless cavity pipeline road connects with the A mouths of main pressure three-position four-way electromagnetic directional valve, and first
The other end of rod chamber pipeline road connects with the B mouths of main pressure three-position four-way electromagnetic directional valve；
The other end of the second rodless cavity pipeline road connects with the A mouths of gate three-position four-way electromagnetic directional valve, and second
The other end of rod chamber pipeline road connects with the B mouths of gate three-position four-way electromagnetic directional valve；
The other end of the 3rd rodless cavity pipeline road connects with the A mouths of precompressed three-position four-way electromagnetic directional valve, and the 3rd
The other end of rod chamber pipeline road connects with the B mouths of precompressed three-position four-way electromagnetic directional valve；
The first rodless cavity pipeline road is provided with：For detecting hydraulic fluid pressure in the first rodless cavity pipeline road
Main pressure pressure transmitter, and for adjusting the electro-hydraulic proportional valve of hydraulic fluid flow rate in the first rodless cavity pipeline road；
The main oil feed line is provided with：For detecting the charge oil pressure transmitter of hydraulic fluid pressure in main oil feed line.
Preferably, the 3rd rodless cavity pipeline road is also connected by overflow passage with main return line, overflow passage
It is provided with overflow valve；The 3rd rod chamber pipeline road is also connected by replenishing line with main return line, on replenishing line
Provided with check valve.
Preferably, the 3rd rodless cavity pipeline road and the 3rd rod chamber pipeline road are provided with Double throttle check valve.
Preferably, the precompressed drift is furnished with the precompressed position detecting mechanism for being used for detecting its vertical position, the precompressed position
Putting testing agency includes：Bottom is vertically arranged support plate with what precompressed punch tip was fixed, the magnetic patch on support plate, and is touched by magnetic patch
The inductor of hair；
The inductor includes：Sensed by the upper limit that the magnetic patch of preset upper limit position is risen to precompressed drift and is triggered
Device, and the lower limit inductor by dropping to the magnetic patch of pre-determined lower limit position with precompressed drift and triggering.
Preferably, the upper limit inductor and lower limit inductor be fixed on it is same be vertically arranged on supporting member, the supporting member
Fixed with feeder sleeve.
Metal filings briquetting device of the utility model with hydraulic system, its course of work are as follows：
A）The valve element of main pressure three-position four-way electromagnetic directional valve is controlled to be placed in left position, main pressure cylinder driving compressing rod bounces back to
Above-mentioned binder storehouse other end opening, then control the valve element of main pressure three-position four-way electromagnetic directional valve to be placed in middle position；
B）The valve element of regulating gate three-position four-way electromagnetic directional valve is placed in right position, and gate Driven by Hydraulic Cylinder flashboard is closed, then
The valve element of regulating gate three-position four-way electromagnetic directional valve is placed in middle position；
C）The valve element of control precompressed three-position four-way electromagnetic directional valve is placed in left position, precompressed Driven by Hydraulic Cylinder precompressed drift retraction
Above to feeder sleeve feeding mouth, open feeding mouth, then control the valve element of precompressed three-position four-way electromagnetic directional valve to be placed in middle position；
D）Material is supplemented to feeder sleeve by feeding mouth（Metal filings）, stop when material reaches a certain amount of in feeder sleeve to
Feeder sleeve supplements material；
E）The valve element of control precompressed three-position four-way electromagnetic directional valve is placed in right position, and precompressed Driven by Hydraulic Cylinder precompressed drift will be for
In expects pipe in material press-in binder storehouse, binder storehouse charging aperture is closed in the bottom of precompressed drift, completes the precompressed to material, then control
The valve element of precompressed three-position four-way electromagnetic directional valve processed is placed in middle position；
F）The valve port of electro-hydraulic proportional valve is controlled to control the valve element of main pressure three-position four-way electromagnetic directional valve to be placed in maximum opening
Right position, main pressure cylinder driving compressing rod are extruded material in binder storehouse, pass through main pressure pressure transmitter in extrusion process
Hydraulic fluid pressure in the first rodless cavity pipeline road is detected, when hydraulic fluid pressure reaches the first preset value, is gradually reduced electro-hydraulic
The valve port opening of proportioning valve, the extrusion speed of compressing rod are synchronously gradually reduced with the reduction of valve port opening, and the first rodless cavity is defeated
Hydraulic fluid pressure synchronous gradually increase with the reduction of valve port opening in oil pipe line；It is gradually reduced and hydraulic oil in extrusion speed
In the extrusion process that pressure gradually increases, the liquid in material is flowed out by above-mentioned binder storehouse other end outward opening, and is fallen into
In catch tray；When hydraulic fluid pressure gradually increases to the second preset value, the valve element of main pressure three-position four-way electromagnetic directional valve is controlled
Middle position is placed in, compressing rod stops movement, and delay certain time controls the valve element of main pressure three-position four-way electromagnetic directional valve to be placed in the right side again
Position, main pressure cylinder driving compressing rod retraction certain distance complete the main pressure to material, and the material in binder storehouse is extruded blocking
Shape, then control the valve element of main pressure three-position four-way electromagnetic directional valve to be placed in middle position；
G）The valve element of regulating gate three-position four-way electromagnetic directional valve is placed in left position, and gate Driven by Hydraulic Cylinder flashboard is opened, then
The valve element of regulating gate three-position four-way electromagnetic directional valve is placed in middle position；
H）The valve element of main pressure three-position four-way electromagnetic directional valve is controlled to be placed in right position, main pressure cylinder driving compressing rod will be completed
The lump material of main pressure releases binder storehouse, then controls the valve element of main pressure three-position four-way electromagnetic directional valve to be placed in middle position；
I）Repeat step A）To step H）.
Abrasive dust can be pressed into bulk by the utility model, and abrasive dust volume greatly reduces, and can effectively divide the liquid in abrasive dust
From abrasive dust liquid content greatly reduces, and is easy to abrasive dust to transport and reprocess.
The utility model the first rodless cavity pipeline road is provided with：For detecting hydraulic oil in the first rodless cavity pipeline road
The main pressure pressure transmitter of pressure, and for adjusting the electro-hydraulic proportional valve of hydraulic fluid flow rate in the first rodless cavity pipeline road；
The pressure signal that can be exported according to main pressure pressure transmitter adjusts the valve port opening of electro-hydraulic proportional valve, to control squeezing for compressing rod
Press speed；The utility model allows extrusion speed to be gradually reduced with the increase of hydraulic fluid pressure during main pressure, can keep away
Exempt from abrasive dust and jet phenomenon occur.
When main pressure cylinder（Compressing rod）When extruding forward, the pressure transmission of some is understood to precompressed drift, due to
The power of main pressure cylinder output is far longer than the power output of pre- pressure cylinder, and when acting on, the reaction force on precompressed hydraulic cylinder is big
When the power that pre- pressure cylinder can bear, the hydraulic oil liquid overflow in pre- pressure cylinder rodless cavity can be gone out by overflow valve
A part, at the same pre- pressure cylinder rod chamber by check valve from main return line（Fuel tank）Back suction returns a part of hydraulic oil, makes
Precompressed drift makes pico- movement upwards, ensures that pre- pressure cylinder is maintained at safe working condition.
3rd rodless cavity pipeline road and the 3rd rod chamber pipeline road are provided with Double throttle check valve, can pass through regulation
The adjusting screw at Double throttle check valve both ends, the translational speed of appropriate control precompressed drift up or down, makes whole mill
It is more steady reliable to consider briquetting process to be worth doing.
Compressing rod bounces back certain distance after main pressure is completed, and can reduce the power required for flashboard is opened.
The utility model precompressed drift is furnished with the precompressed position detecting mechanism for being used for detecting its vertical position, can be to precompressed
Drift is accurately positioned, and is easy to precompressed drift bottom to position to the position of closing binder storehouse charging aperture, and then make binder storehouse whole
Body is closed, is easy to compressing rod to extrude material in binder storehouse.
Brief description of the drawings
Fig. 1 is the schematic diagram of metal filings briquetting device；
Fig. 2 is the schematic diagram of hydraulic system.
Embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is further described.Implement below
Example is only used for clearly illustrating the technical solution of the utility model, and can not limit protection model of the present utility model with this
Enclose.
The utility model processing metal filings, its be by it is all kinds of using emery wheel for cutter machine tooling metal material and
Caused discarded object.The metallic particles containing machined material, abrasive grain, bonding material grain use in abrasive dust adhesive and
Substantial amounts of coolant.
The form of metallic particles mainly has following a few classes in abrasive dust：
A, the metal fillings of banding is crimped, width, thickness are about 20 microns, 50~140 microns of length；
B, granular metal is considered to be worth doing, 30~50 microns of particle diameter；
C, flakey metal fillings, 20~30 microns of thickness, 20~50 microns of length and width；
D, microscopic, spherical particles, 20~30 microns of particle diameter.
Abrasive grain and adhesive in abrasive dust：
Emery wheel is usually to be made up of abrasive grain, stomata and adhesive, and the abrasive grain particle diameter for finishing is usually 150~
65 microns, the adhesive portion to come off during grinding can and abrasive grain or metallic particles be bonded to bigger spherical particle.
Coolant in abrasive dust：
Abrasive dust processing can typically use cutting oil to reach higher finish, be cut with the triumphant sharp 404-M-10 of Houghton
Exemplified by cutting oil,
Cut oily kinematic viscosity：
20mm2/s at 20 DEG C,
10mm2/s at 40 DEG C；
Cut oil density： 0.87g/cm³
Cut oil flash point： 165℃.
As depicted in figs. 1 and 2, in order to which above-mentioned metal filings are carried out with briquetting processing, the utility model provides a kind of band liquid
The metal filings briquetting device of pressure system, the metal filings briquetting device include：Top is provided with the horizontal tubulose pressure of charging aperture
Feed bin 10, bottom are vertically arranged feeder sleeve 20 with what the charging aperture of binder storehouse 10 docked, the precompressed drift 21 in feeder sleeve 20, driving
Material in feeder sleeve 20 is pressed into the pre- pressure cylinder 22 in binder storehouse 10 by precompressed drift 21, by flashboard by the one end of binder storehouse 10
The discharge gate 11 of closure of openings, the gate hydraulic cylinder 12 of driving flashboard opening and closing, binder is stretched into by 10 another end opening of binder storehouse
Horizontal compressing rod 13 in storehouse 10, and the main pressure cylinder 14 that driving compressing rod 13 is extruded material in binder storehouse 10；
The compressing rod 13 coordinates with the gap of binder storehouse 10, and above-mentioned 10 another end opening of binder storehouse is arranged right below liquid collecting
Disk；The length of compressing rod 13 is not less than the length in binder storehouse 10；
The side wall of feeder sleeve 20 is provided with feeding mouth, and the feeding mouth is smaller than precompressed with the vertical of the charging aperture of binder storehouse 10
The vertical thickness of drift 21；
The hydraulic system includes：
The first rodless cavity pipeline road 41 that one end connects with the main rodless cavity of pressure cylinder 14, one end and main pressure cylinder 14
First rod chamber pipeline road 42 of rod chamber connection, the main pressure three-position four-way electromagnetic directional valve for controlling main pressure cylinder 14 to work
43,
The second rodless cavity pipeline road 51 that one end connects with the rodless cavity of gate hydraulic cylinder 12, one end and gate hydraulic cylinder 12
Second rod chamber pipeline road 52 of rod chamber connection, the gate three-position four-way electromagnetic directional valve that regulating gate hydraulic cylinder 12 works
53,
The 3rd rodless cavity pipeline road 61 that one end connects with the pre- rodless cavity of pressure cylinder 22, one end and pre- pressure cylinder 22
3rd rod chamber pipeline road 62 of rod chamber connection, the precompressed three-position four-way electromagnetic directional valve for controlling pre- pressure cylinder 22 to work
63,
Main oil feed line 71, main return line 72, and the Variable plunger pump to main liquid feeding pipeline supply hydraulic fluid；
The P mouths of the main pressure three-position four-way electromagnetic directional valve 43, the P mouths of gate three-position four-way electromagnetic directional valve 53, precompressed
The P mouths of three-position four-way electromagnetic directional valve 63 connect with main oil feed line 71 respectively；
The T mouths of the main pressure three-position four-way electromagnetic directional valve 43, the T mouths of gate three-position four-way electromagnetic directional valve 53, precompressed
The T mouths of three-position four-way electromagnetic directional valve 63 connect with main return line 72 respectively；
The other end of the first rodless cavity pipeline road 41 connects with the A mouths of main pressure three-position four-way electromagnetic directional valve 43,
The other end of first rod chamber pipeline road 42 connects with the B mouths of main pressure three-position four-way electromagnetic directional valve 43；
The other end of the second rodless cavity pipeline road 51 connects with the A mouths of gate three-position four-way electromagnetic directional valve 53,
The other end of second rod chamber pipeline road 52 connects with the B mouths of gate three-position four-way electromagnetic directional valve 53；
The other end of the 3rd rodless cavity pipeline road 61 connects with the A mouths of precompressed three-position four-way electromagnetic directional valve 63,
The other end of 3rd rod chamber pipeline road 62 connects with the B mouths of precompressed three-position four-way electromagnetic directional valve 63；
The first rodless cavity pipeline road 41 is provided with：For detecting hydraulic oil pressure in the first rodless cavity pipeline road 41
The main pressure pressure transmitter 44 of power, and for adjusting the electro-hydraulic proportional valve of hydraulic fluid flow rate in the first rodless cavity pipeline road 41
45；
The main oil feed line 71 is provided with：For detecting the charge oil pressure pick-up of hydraulic fluid pressure in main oil feed line 71
Device.
Preferably, the 3rd rodless cavity pipeline road 61 is also connected by overflow passage 81 with main return line 72, is overflow
Flow tube road 81 is provided with overflow valve 82；The 3rd rod chamber pipeline road 62 also passes through replenishing line 91 and main return line 72
Connection, replenishing line 91 are provided with check valve 92.
Preferably, the 3rd rodless cavity pipeline road 61 and the 3rd rod chamber pipeline road 62 are provided with double one-way throttles
Valve 64.
Preferably, the precompressed drift 21 is furnished with the precompressed position detecting mechanism for being used for detecting its vertical position, the precompressed
Position detecting mechanism includes：Bottom is vertically arranged support plate 23 with what the top of precompressed drift 21 was fixed, the magnetic patch on support plate 23, and
The inductor triggered by magnetic patch；
The inductor includes：Sensed by the upper limit that the magnetic patch of preset upper limit position is risen to precompressed drift 21 and is triggered
Device, and the lower limit inductor by dropping to the magnetic patch of pre-determined lower limit position with precompressed drift 21 and triggering.
Preferably, the upper limit inductor and lower limit inductor be fixed on it is same be vertically arranged on supporting member, the supporting member
Fixed with feeder sleeve 20.
Metal filings briquetting device of the utility model with hydraulic system, its course of work are as follows：
A）The valve element of main pressure three-position four-way electromagnetic directional valve 43 is controlled to be placed in left position, main pressure cylinder 14 drives compressing rod 13
The above-mentioned other end opening of binder storehouse 10 is bounced back to, then controls the valve element of main pressure three-position four-way electromagnetic directional valve 43 to be placed in middle position；
B）The valve element of regulating gate three-position four-way electromagnetic directional valve 53 is placed in right position, and gate hydraulic cylinder 12 drives flashboard to close
Close, then the valve element of regulating gate three-position four-way electromagnetic directional valve 53 is placed in middle position；
C）The valve element of control precompressed three-position four-way electromagnetic directional valve 63 is placed in left position, and pre- pressure cylinder 22 drives precompressed drift
21 bounce back to above the feeding mouth of feeder sleeve 20, open feeding mouth, then control the valve element of precompressed three-position four-way electromagnetic directional valve 63
It is placed in middle position；
D）Material is supplemented to feeder sleeve 20 by feeding mouth（Metal filings）, stop when material reaches a certain amount of in feeder sleeve 20
Only material is supplemented to feeder sleeve 20；
E）The valve element of control precompressed three-position four-way electromagnetic directional valve 63 is placed in right position, and pre- pressure cylinder 22 drives precompressed drift
21 are pressed into material in feeder sleeve 20 in binder storehouse 10, and the charging aperture of binder storehouse 10 is closed in the bottom of precompressed drift 21, completion pair
The precompressed of material, then control the valve element of precompressed three-position four-way electromagnetic directional valve 63 to be placed in middle position；
F）The valve port of electro-hydraulic proportional valve 45 is controlled to control the main valve element for pressing three-position four-way electromagnetic directional valve 43 in maximum opening
Right position is placed in, main pressure cylinder 14 drives compressing rod 13 to extrude material in binder storehouse 10, passes through main pressure in extrusion process
Pressure transmitter 44 detects hydraulic fluid pressure in the first rodless cavity pipeline road 41, when hydraulic fluid pressure reaches the first preset value
When, be gradually reduced the valve port opening of electro-hydraulic proportional valve 45, the extrusion speed of compressing rod 13 with the reduction of valve port opening it is synchronous by
It is decrescence small, hydraulic fluid pressure synchronous gradually increase with the reduction of valve port opening in the first rodless cavity pipeline road 41；Squeezing
Pressure speed is gradually reduced in the extrusion process gradually increased with hydraulic fluid pressure, and the liquid in material is another by above-mentioned binder storehouse 10
One end open flows outwardly, and falls into catch tray；When hydraulic fluid pressure gradually increases to the second preset value, main pressure three is controlled
The valve element of position four-way electromagnetic reversing valve 43 is placed in middle position, and compressing rod 13 stops movement, and delay certain time controls main pressure three again
The valve element of four-way electromagnetic reversing valve 43 is placed in right position, and main pressure cylinder 14 drives the retraction certain distance of compressing rod 13, complete doublet
The main pressure of material, the material in binder storehouse 10 are squeezed into bulk, then control the valve element of main pressure three-position four-way electromagnetic directional valve 43 to put
In middle position；
G）The valve element of regulating gate three-position four-way electromagnetic directional valve 53 is placed in left position, and gate hydraulic cylinder 12 drives flashboard to open
Open, then the valve element of regulating gate three-position four-way electromagnetic directional valve 53 is placed in middle position；
H）The valve element of main pressure three-position four-way electromagnetic directional valve 43 is controlled to be placed in right position, main pressure cylinder 14 drives compressing rod 13
The lump material that main pressure will be completed releases binder storehouse 10, then controls the valve element of main pressure three-position four-way electromagnetic directional valve 43 to be placed in
Position；
I）Repeat step A）To step H）.
Because abrasive dust is the mixture of the material compositions such as metal fillings, abrasive grain, bonding agent, coolant, due in abrasive dust
Solid particulate form is irregular and surface nature is uneven so that is mutually bonded between particle, forms flocculation network structure.Low
Velocity gradient in the range of, the degree of breaking of network structure increases with the increase of shearing stress, thus the viscosity of abrasive dust with
The increase of shearing stress and reduce, so abrasive dust belongs to statue fluid category, can be analyzed using shore Chinese fluid model.
Abrasive dust in briquetting as the increase of pressure, the viscosity of abrasive dust substantially reduce, if pushed away forward with constant speed
Entering to shine into jet phenomenon, the gap that abrasive dust can be between binder storehouse 10 and compressing rod 13（10 another end opening of binder storehouse）Spray
Shoot out, cause substantial amounts of abrasive dust to be lost in so that can not briquetting.
There is gap between irregular particle thing in abrasive dust, substantial amounts of liquid and air can be present in these gaps it
Between.In addition to the air between swarf particles, there is also substantial amounts of air in material and binder storehouse 10 after precompressed.In the main pressure of abrasive dust
During, gap between binder storehouse 10 and compressing rod 13 can be filled up completely with by the liquid with viscosity, cause abrasive dust in briquetting
Air can not be discharged smoothly, but be wrapped up by swarf particles material, and with the increase of squeeze pressure, air can be squeezed receipts
Contracting can make substantial amounts of abrasive dust eject binder storehouse 10 so as to row into gas explosion phenomenon, unexpected blasting phenomena.
The utility model allows extrusion speed to be gradually reduced with the increase of hydraulic fluid pressure during main pressure, can be with
Abrasive dust is avoided jet phenomenon occur.
Abrasive dust after the utility model briquetting, its ratio containing emulsion, cutting oil only has 5%~6%, completely in drying
Bulk, volume are reduced to original 1/3, stack safety without dieseling, and convenience in transport and reprocessing.
When main pressure cylinder 14（Compressing rod 13）When extruding forward, the pressure transmission of some is understood to precompressed drift 21
On, because the power of main pressure cylinder 14 output is far longer than the power output of pre- pressure cylinder 22, when acting on precompressed hydraulic cylinder 22
On reaction force be more than pre- pressure cylinder 22 can bear power when, can by overflow valve 82 by pre- pressure cylinder 22 without bar
The hydraulic oil liquid overflow of intracavitary goes out a part, at the same the rod chamber of pre- pressure cylinder 22 by check valve 92 from main return line 72
（Fuel tank）Back suction returns a part of hydraulic oil, precompressed drift 21 is made pico- movement upwards, ensures that pre- pressure cylinder 22 is kept
In the working condition of safety.
3rd rodless cavity pipeline road 61 and the 3rd rod chamber pipeline road 62 are provided with Double throttle check valve 64, Ke Yitong
The adjusting screw at the both ends of Double throttle check valve 64 is overregulated, appropriate control precompressed 21 translational speed up or down of drift,
Make whole abrasive dust briquetting process more steady reliable.
Compressing rod 13 bounces back certain distance after main pressure is completed, and can reduce the power required for flashboard is opened.
The utility model precompressed drift 21 is furnished with the precompressed position detecting mechanism for being used for detecting its vertical position, can be to pre-
Pressure drift 21 is accurately positioned, and is easy to the bottom of precompressed drift 21 to position to the position of the charging aperture of closing binder storehouse 10, and then make
The Integral sealing of binder storehouse 10, it is easy to compressing rod 13 to extrude material in binder storehouse 10.
Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model technical principle is not departed from, some improvements and modifications can also be made, these change
Enter and retouch and also should be regarded as the scope of protection of the utility model.
Claims (5)
1. the metal filings briquetting device with hydraulic system, it is characterised in that：
The metal filings briquetting device includes：Top is provided with the horizontal tubulose binder storehouse of charging aperture, and bottom is fed with binder storehouse
Mouth docking is vertically arranged feeder sleeve, and material in feeder sleeve is pressed into binder by the precompressed drift in feeder sleeve, driving precompressed drift
Pre- pressure cylinder in storehouse, the discharge gate for being closed binder storehouse one end open by flashboard, the gate liquid of driving flashboard opening and closing
Cylinder pressure, the horizontal compressing rod stretched into by another end opening in binder storehouse in binder storehouse, and driving compressing rod are to material in binder storehouse
The main pressure cylinder extruded；
The compressing rod coordinates with binder storehouse gap, and the above-mentioned another end opening in binder storehouse is arranged right below catch tray；Compressing rod
Length be not less than binder storehouse length；
The feeder sleeve side wall is provided with feeding mouth, and the feeding mouth is smaller than the perpendicular of precompressed drift with the vertical of binder storehouse charging aperture
To thickness；
The hydraulic system includes：
The first rodless cavity pipeline road that one end connects with main pressure cylinder rodless cavity, one end connect with main pressure cylinder rod chamber
The first rod chamber pipeline road, control the main pressure three-position four-way electromagnetic directional valve of main pressure cylinder work,
The second rodless cavity pipeline road that one end connects with gate hydraulic cylinder rodless cavity, one end connect with gate hydraulic cylinder rod chamber
The second rod chamber pipeline road, the gate three-position four-way electromagnetic directional valve of regulating gate hydraulic cylinder works,
The 3rd rodless cavity pipeline road that one end connects with pre- pressure cylinder rodless cavity, one end connect with pre- pressure cylinder rod chamber
The 3rd rod chamber pipeline road, control precompressed hydraulic cylinder works precompressed three-position four-way electromagnetic directional valve,
Main oil feed line, main return line, and the Variable plunger pump to main liquid feeding pipeline supply hydraulic fluid；
The main pressure P mouths of three-position four-way electromagnetic directional valve, the P mouths of gate three-position four-way electromagnetic directional valve, precompressed 3-position 4-way
The P mouths of solenoid directional control valve connect with main oil feed line respectively；
The main pressure T mouths of three-position four-way electromagnetic directional valve, the T mouths of gate three-position four-way electromagnetic directional valve, precompressed 3-position 4-way
The T mouths of solenoid directional control valve connect with main return line respectively；
The other end of the first rodless cavity pipeline road connects with the A mouths of main pressure three-position four-way electromagnetic directional valve, and first has bar
The other end of chamber pipeline road connects with the B mouths of main pressure three-position four-way electromagnetic directional valve；
The other end of the second rodless cavity pipeline road connects with the A mouths of gate three-position four-way electromagnetic directional valve, and second has bar
The other end of chamber pipeline road connects with the B mouths of gate three-position four-way electromagnetic directional valve；
The other end of the 3rd rodless cavity pipeline road connects with the A mouths of precompressed three-position four-way electromagnetic directional valve, and the 3rd has bar
The other end of chamber pipeline road connects with the B mouths of precompressed three-position four-way electromagnetic directional valve；
The first rodless cavity pipeline road is provided with：For detecting the main pressure of hydraulic fluid pressure in the first rodless cavity pipeline road
Pressure transmitter, and for adjusting the electro-hydraulic proportional valve of hydraulic fluid flow rate in the first rodless cavity pipeline road；
The main oil feed line is provided with：For detecting the charge oil pressure transmitter of hydraulic fluid pressure in main oil feed line.
2. the metal filings briquetting device according to claim 1 with hydraulic system, it is characterised in that the described 3rd without bar
Chamber pipeline road is also connected by overflow passage with main return line, and overflow passage is provided with overflow valve；3rd rod chamber
Pipeline road is also connected by replenishing line with main return line, and replenishing line is provided with check valve.
3. the metal filings briquetting device according to claim 2 with hydraulic system, it is characterised in that the described 3rd without bar
Chamber pipeline road and the 3rd rod chamber pipeline road are provided with Double throttle check valve.
4. the metal filings briquetting device according to claim 3 with hydraulic system, it is characterised in that the precompressed drift
Equipped with the precompressed position detecting mechanism for detecting its vertical position, the precompressed position detecting mechanism includes：Bottom rushes with precompressed
What crown end was fixed is vertically arranged support plate, the magnetic patch on support plate, and the inductor triggered by magnetic patch；
The inductor includes：By the upper limit inductor that the magnetic patch of preset upper limit position is risen to precompressed drift and is triggered, with
And the lower limit inductor by dropping to the magnetic patch of pre-determined lower limit position with precompressed drift and triggering.
5. the metal filings briquetting device according to claim 4 with hydraulic system, it is characterised in that the upper limit sense
Answer device and lower limit inductor be fixed on it is same be vertically arranged on supporting member, the supporting member is fixed with feeder sleeve.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720793529.2U CN206884247U (en) | 2017-07-03 | 2017-07-03 | Metal filings briquetting device with hydraulic system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720793529.2U CN206884247U (en) | 2017-07-03 | 2017-07-03 | Metal filings briquetting device with hydraulic system |
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| CN206884247U true CN206884247U (en) | 2018-01-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110524624A (en) * | 2019-08-23 | 2019-12-03 | 江苏高德液压机械有限公司 | A kind of three directions shearing baling press |
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2017
- 2017-07-03 CN CN201720793529.2U patent/CN206884247U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110524624A (en) * | 2019-08-23 | 2019-12-03 | 江苏高德液压机械有限公司 | A kind of three directions shearing baling press |
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