CN206854653U - A kind of pressure self-balancing Miniature oil press - Google Patents
A kind of pressure self-balancing Miniature oil press Download PDFInfo
- Publication number
- CN206854653U CN206854653U CN201720619872.5U CN201720619872U CN206854653U CN 206854653 U CN206854653 U CN 206854653U CN 201720619872 U CN201720619872 U CN 201720619872U CN 206854653 U CN206854653 U CN 206854653U
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- China
- Prior art keywords
- balancing
- pressure
- oil press
- cushion block
- miniature oil
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Abstract
It the utility model is related to the technical field of powder metallurgy, more specifically, it is related to a kind of pressure self-balancing Miniature oil press, including packaged type bottom plate fixing device, pressure auto-balancing device and height adjuster, the pressure auto-balancing device is fixed between pressuring template and hoisting jack top surface, and the height adjuster is arranged between upper steel plate and pressuring template.Pressure self-balancing Miniature oil press of the present utility model is applied to different size of hoisting jack by adjusting the relative position of jig plate and bottom plate, simple to operate, and applicability is high；The adjustment of upper steel plate height is can be realized as by precession or back-out cushion block, adjusting range is wide, can be applied to the mould of different height, have good feasibility and practicality；Pressure balance self-adjusting is realized by the design of spring and upper lower prop, it is simple accurate, it is possible to increase operating efficiency, to extend the mold use life-span；With good applicability and operability.
Description
Technical field
The technical field of powder metallurgy is the utility model is related to, more particularly, to a kind of small-sized oil pressure of pressure self-balancing
Machine.
Background technology
Hydraulic press is using specific hydraulic fluid as working media, with one in the hydraulic press of the pressure transmission power of hydraulic oil
Kind, mainly it is made up of main frame and power set two large divisions, is widely used in powder presses embryo technique.
At present, Miniature oil press is mostly to utilize hoisting jack, manually jacks up the pressuring template of pressing mold frame so that pressure
Mould on mould bases contacts with upper steel plate and produces extruding, realizes the compressing of powder in mould.Manual pressing mold is often present
Left and right sides pressure is uneven to rock the problem of serious with pressuring template in motion process, leads to not positive normal pressure embryo or molding effect not
Good, each position composition of idiosome is uneven or impurity segregation, pressure embryo are reduced rapidly with the critical component serious wear life-span.It is in addition, existing
Between the upper and lower plates of some Miniature oil press the limited mould for causing large-size of displacement can not normal work, applicability is not high, hand
Dynamic operating process is cumbersome, workload is big and cost of labor is higher.For these situations, it is necessary to propose a kind of height regulation just
Prompt, the self-adjusting Miniature oil press of pressure balance.
Utility model content
The purpose of this utility model is overcome the deficiencies in the prior art, there is provided a kind of pressure self-balancing Miniature oil press,
By design pressure self-balancing adjusting apparatus, increase the contact area of hydraulic jack top surface and pressuring template, improve mould stress
Smoothness when situation and running, extend the service life of mould and machine.
In order to solve the above technical problems, the technical solution adopted in the utility model is：
A kind of pressure self-balancing Miniature oil press, including hoisting jack and pressing mold frame, the pressing mold frame bag are provided
Include upper steel plate, pressuring template, pillar and bottom plate, the pillar is fixed on bottom plate, and the pressuring template is connected on pillar, it is described on
Steel plate is located at the top of pressuring template, it is characterised in that and the pressure self-balancing Miniature oil press also includes pressure auto-balancing device,
The pressure auto-balancing device is threadedly secured between pressuring template and hoisting jack top surface.
Preferably, the pressure auto-balancing device includes top board, spring and lower platen, one end of the spring and upper pressure
Plate is fixedly connected, and the other end is fixedly connected with lower platen, and the spring is arranged symmetrically in pressure self-balancing Miniature oil press center
The both sides of line.Symmetrically arranged spring can automatic equalization adjustment stressing conditions, reduce the shaking degree of pressuring template.
Preferably, the spring intermediate arrangement has upper prop and lower prop, and the upper prop, which is threadably secured, is connected to top board
On, the lower prop, which is threadably secured, to be connected on lower platen, and the upper prop is provided with gap with lower intercolumniation.Upper prop and lower prop
Setting is to reduce spring stress pressure, extends the spring fatigue time.Upper and lower intercolumniation gap provides upper lower prop during pressure adjustment
Gap needed for motion.
Preferably, oil pressure set is fixedly connected with the center of the lower platen, the oil pressure, which is put, to be provided with and oil pressure thousand
The fixing device that jin top top surface clamps.The setting of oil pressure set is to be fixed to clamp with hydraulic jack top surface, increases oil pressure thousand
Jin top and the contact area of pressuring template, stress are small and steady.
Preferably, the pressure auto-balancing device also includes height adjuster, and height adjuster includes cylinder, first
Cushion block and the second cushion block, first cushion block and the second cushion block can be set on cylinder.First cushion block is set with the second cushion block
The rise of upper steel plate height can be realized by putting, so as to be applied to higher mould.
Preferably, the pillar is that one end is provided with externally threaded stud, is set in first cushion block and the second cushion block
There is the screw being engaged with cylinder.The precession or back-out for being easy to the first cushion block or the second cushion block are so set, steel can be realized
The adjustment of plate height, so as to the mould suitable for different height.
Preferably, the height of first cushion block is 10-30mm, and the height of second cushion block is 30-50mm.Pass through
Pulling down or installing for one cushion block and the second cushion block can adjust upper steel plate height adjustment range, and strong applicability is easy to operate.
Preferably, the height of first cushion block is 20mm, and the height of second cushion block is 40mm.So setting can
Obtain wider upper steel plate height adjustment range, adjusting range 20-80mm.
Preferably, the pressure self-balancing Miniature oil press also includes packaged type bottom plate fixing device, described removable
Formula bottom plate fixing device includes jig plate and bottom plate, is provided with through hole on the bottom plate, symmetrical U is provided with the jig plate
Shape hole, connection is threadably secured between the jig plate and bottom plate.The design of U-shaped hole is easy to according to vertical oil pressure thousand on jig plate
The size of jin top bottom surface carrys out appropriate movable clamp, the end face center of hoisting jack is located substantially at bascule lower plate
Behind center, fixed position is simultaneously stepped up.
Preferably, connected, be provided between the pillar and pressuring template wear-resisting by pillar between the pressuring template and upper steel plate
Bushing, the material of the anti-wearing liner is ultrawear-resistant material.Ultrawear-resistant material is used to slow down the abrasion between pillar and pressuring template,
Slow down the increase speed of the interporal lacuna on pillar and pressuring template, make whole device in use rock reduction.
Compared with prior art, the beneficial effects of the utility model are：
The utility model pressure self-balancing Miniature oil press, including packaged type bottom plate fixing device, height adjuster,
Pressure auto-balancing device, the pressure auto-balancing device are fixed between pressuring template and hoisting jack top surface, the height
Degree adjusting apparatus is arranged between upper steel plate and pressuring template.The utility model can be by adjusting the relative position of jig plate and bottom plate
Put and be applied to different size of hoisting jack, simple to operate, applicability is high；Just can be real by precession or back-out cushion block
The adjustment of existing upper steel plate height, adjusting range is wide, can be applied to the mould of different height, have good feasibility and practicality
Property；Pressure balance self-adjusting is realized by the design of spring and upper lower prop, it is simple accurate, it is possible to increase operating efficiency, to extend mould
The service life of tool.
Brief description of the drawings
Fig. 1 is the assembling schematic diagram of pressure self-balancing Miniature oil press.
Fig. 2 is the structural representation of pressure self-balancing Miniature oil press pressure auto-balancing device.
Fig. 3 is the structural representation of pressure self-balancing Miniature oil press arrangement for adjusting height.
Fig. 4 is the structural representation of pressure self-balancing Miniature oil press packaged type bottom plate fixing device.
Embodiment
The utility model is further described with reference to embodiment.Wherein, being given for example only property of accompanying drawing
Illustrate, expression is only schematic diagram, rather than pictorial diagram, it is impossible to is interpreted as the limitation to this patent；In order to which this reality is better described
With new embodiment, some parts of accompanying drawing have omission, zoomed in or out, and do not represent the size of actual product；To ability
For field technique personnel, some known features and its explanation may be omitted and will be understood by accompanying drawing.
Same or analogous label corresponds to same or analogous part in the accompanying drawing of the utility model embodiment；In this practicality
In new description, it is to be understood that if thering is the orientation of the instructions such as term " on ", " under ", "left", "right" or the position relationship to be
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description, rather than instruction
Or imply that signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore retouched in accompanying drawing
State term the being given for example only property explanation of position relationship, it is impossible to the limitation to this patent is interpreted as, for the common skill of this area
For art personnel, the concrete meaning of above-mentioned term can be understood as the case may be.
Embodiment 1
Include Vertical Oil as shown in Figures 1 to 4 for a kind of embodiment of pressure self-balancing Miniature oil press of the utility model
Pressure jack 16 and pressing mold frame, pressing mold frame include upper steel plate 11, pressuring template 14, pillar 15 and bottom plate 17, and pillar 15 is fixed on bottom
On plate 17, pressuring template 14 is connected on pillar 15, and upper steel plate 11 is in the top of pressuring template 14, and pressure self-balancing Miniature oil press is also
Including pressure auto-balancing device 2, height adjuster 3 and packaged type bottom plate fixing device 4.Pressure auto-balancing device 2 is logical
Cross and be threadedly secured between pressuring template 14 and the top surface of hoisting jack 16.Pressure auto-balancing device 2 includes top board 21, adjusted
Whole spring 22 and lower platen 25, one end of adjustment spring 22 are fixedly connected with top board 21, and the other end is fixed with lower platen 25 to be connected
Connect, adjustment spring 22 is arranged symmetrically in the both sides of pressure self-balancing Miniature oil press center line.Symmetrically arranged adjustment spring energy
Enough automatic equalization adjustment stressing conditions, reduce the shaking degree of pressuring template.Height adjuster 3 includes cylinder 31, the first cushion block
32 and second cushion block 33, the first cushion block 32 and the second cushion block 33 can be set on cylinder 31.First cushion block and the second cushion block
The rise of upper steel plate height can be realized by setting.Packaged type bottom plate fixing device 4 includes bottom plate 17 and jig plate 41, jig plate
Connection is threadably secured between 41 bottom plates 17.
Specifically, as shown in Fig. 2 the adjustment intermediate arrangement of spring 22 has upper prop 23 and lower prop 24, the upper prop 23 passes through spiral shell
Line is fixedly connected on top board 21, and the lower prop 24, which is threadably secured, to be connected on lower platen 25, upper prop 23 and lower prop 24
Between be provided with gap.The setting of upper prop and lower prop can reduce spring stress pressure, extend the spring fatigue time.Between upper and lower intercolumniation
Gap provides the gap needed for upper lower prop motion during pressure adjustment.Oil pressure set 26, oil pressure are fixedly connected with the center of lower platen 25
Set 26 is provided with the fixing device clamped with the top surface of hydraulic jack 16, and oil pressure set 26 can be with hydraulic jack top surface geometrical clamp
Tightly, larger with the contact area of pressuring template, stress is small and steady.As shown in figure 3, cylinder 31 be one end be provided with it is externally threaded
Be provided with the screw being engaged with cylinder 31 in stud, the first cushion block 32 and the second cushion block 33, be so easy to the first cushion block 32 or
The precession or back-out of second cushion block 33, can realize the adjustment of upper steel plate height.The height of first cushion block 32 is 20mm, and second pads
The height of block 33 is 40mm, and upper steel plate adjusting range is 20-80mm.As shown in figure 4, through hole, jig plate are provided with bottom plate 17
Symmetrical U-shaped hole is provided with 41, the U-shaped hole of jig plate 41 is fixedly connected with the through hole of bottom plate 17 with bolt.
In addition, being connected between pressuring template 14 and upper steel plate 11 by pillar 15, the pillar 15 is pacified with the junction of pressuring template 14
Equipped with anti-wearing liner, material that anti-wearing liner uses is ultrawear-resistant material, ultrawear-resistant material be used to slowing down pillar and pressuring template it
Between abrasion, slow down the increase speed of the interporal lacuna on pillar and pressuring template, subtract whole device rocking in use
It is small.
The application method of the present embodiment is as follows：Pillar 15 is fixedly mounted on bottom plate 17 first, vertical oil pressure is very heavy
Top 16 is placed on bottom plate 17, movement vertical type hydraulic jack 16, until the center of the top surface of hoisting jack 16 is in pressure
The center of the force self-balanced lower platen 25 of device 2, before two pieces of jig plates 41 are carefully close into hoisting jack 16 respectively
Back, bolt on.Then the top surface of hydraulic jack 16 and oil pressure set 26 are fixedly clamped with fastener, pressuring template 14 is inserted in
After pillar 15, anti-wearing liner is nested between pillar 15 and pressuring template 14, then top board 21 is fixed on pressuring template 14, by bullet
Spring 12 is nested into cylinder 31, and upper steel plate 11 is installed after precession the first cushion block 32 and the second cushion block 33, the both ends of spring 12 are consolidated
It is scheduled on upper steel plate 11 and pressuring template 14, last precession nut check upper steel plate.
When pressing embryo, the powder of the shaping to be pressed of certain mass is first weighed with assay balance；One is sized for afterwards
Filter paper is placed under mould, and powder is poured into mould, and filter paper and the mould equipped with powder are placed on into the center of pressuring template 14 together
On；Then pressuring template 14 is jacked up using hoisting jack 16, during embryo is pressed, if the left and right sides occurs in pressuring template 14
Unbalance stress, both sides adjustment spring 22 deformation extent is different, and adjustment spring 22 now being capable of balanced adjustment deformation extent and pressure
Power.When the peak of the mould on pressuring template 14 is 0 with the distance of upper steel plate 11, apply 20-25kpa thrust and guarantor
Hold 15 seconds or so so that tabletting is fallen down from mould.That finally turns on hydraulic jack 16 unloads the progress release that compresses switch, and makes pressing mold
Plate 14 declines.
Different size of hoisting jack, the model that control upper steel plate highly adjusts can be installed by above step
Enclose, realize the self-balancing adjustment of pressure during pressing mold, pressure is applied to pressuring template uniform and stable to mould, so as to obtain embryo
The uniform idiosome of body each several part composition.And structural improvement working condition can be simplified, operating efficiency is improved, extend mould and machine
Service life, improve applicability and operability.
Obviously, above-described embodiment of the present utility model is only intended to clearly illustrate the utility model example, and
It is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, in described above
On the basis of can also make other changes in different forms.There is no need and unable to give all embodiments
It is exhaustive.All made within spirit of the present utility model and principle all any modification, equivalent and improvement etc., should be included in
Within the protection domain of the utility model claims.
Claims (10)
1. a kind of pressure self-balancing Miniature oil press, including hoisting jack（16）With pressing mold frame, the pressing mold frame includes
Upper steel plate（11）, pressuring template（14）, pillar（15）And bottom plate（17）, the pillar（15）It is fixed on bottom plate（17）On, the pressure
Template（14）It is connected to pillar（15）On, the upper steel plate（11）In pressuring template（14）Top, it is characterised in that the pressure
Self-balancing Miniature oil press also includes pressure auto-balancing device（2）, the pressure auto-balancing device（2）It is threadedly secured to pressure
Template（14）And hoisting jack（16）Between top surface.
2. pressure self-balancing Miniature oil press according to claim 1, it is characterised in that the pressure auto-balancing device
（2）Including top board（21）, adjustment spring（22）And lower platen（25）, the adjustment spring（22）One end and top board（21）
It is fixedly connected, the other end and lower platen（25）It is fixedly connected, the adjustment spring（22）It is small-sized to be arranged symmetrically in pressure self-balancing
The both sides of hydraulic press center line.
3. pressure self-balancing Miniature oil press according to claim 2, it is characterised in that the adjustment spring（22）It is middle
It is disposed with upper prop（23）And lower prop（24）, the upper prop（23）It is threadably secured and is connected to top board（21）On, the lower prop
（24）It is threadably secured and is connected to lower platen（25）On, the upper prop（23）With lower prop（24）Between be provided with gap.
4. the pressure self-balancing Miniature oil press according to Claims 2 or 3, it is characterised in that in the lower platen（25）
Be connected with oil pressure set centrally through being screwed（26）, the oil pressure set（26）On be provided with and hoisting jack（16）
The fixing device that top surface clamps.
5. pressure self-balancing Miniature oil press according to claim 1, it is characterised in that the self-balancing Miniature oil press
Also include height adjuster（3）, the height adjuster（3）Including cylinder（31）, the first cushion block（32）With the second cushion block
（33）, first cushion block（32）With the second cushion block（33）Cylinder can be set in（31）On.
6. pressure self-balancing Miniature oil press according to claim 5, it is characterised in that the cylinder（31）Set for one end
It is equipped with externally threaded stud, first cushion block（32）With the second cushion block（33）In be provided with and cylinder（31）The spiral shell being engaged
Hole.
7. pressure self-balancing Miniature oil press according to claim 6, it is characterised in that first cushion block（32）Height
Spend for 10-30mm, second cushion block（33）Height be 30-50mm.
8. pressure self-balancing Miniature oil press according to claim 6, it is characterised in that first cushion block（32）Height
Spend for 20mm, second cushion block（33）Height be 40mm.
9. pressure self-balancing Miniature oil press according to claim 1, it is characterised in that the small-sized oil of pressure self-balancing
Press also includes packaged type bottom plate fixing device（4）, the packaged type bottom plate fixing device（4）Including jig plate（41）With
Bottom plate（17）, the bottom plate（17）On be provided with through hole, the jig plate（41）On be symmetrically arranged with U-shaped hole, the jig plate
（41）With bottom plate（17）Between be threadably secured connection.
10. pressure self-balancing Miniature oil press according to claim 1, it is characterised in that the pressuring template（14）With it is upper
Steel plate（11）Between pass through pillar（15）Connection, the pillar（15）With pressuring template（14）Junction is provided with anti-wearing liner, described
The material that anti-wearing liner uses is ultrawear-resistant material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720619872.5U CN206854653U (en) | 2017-05-31 | 2017-05-31 | A kind of pressure self-balancing Miniature oil press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720619872.5U CN206854653U (en) | 2017-05-31 | 2017-05-31 | A kind of pressure self-balancing Miniature oil press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206854653U true CN206854653U (en) | 2018-01-09 |
Family
ID=60825783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720619872.5U Withdrawn - After Issue CN206854653U (en) | 2017-05-31 | 2017-05-31 | A kind of pressure self-balancing Miniature oil press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206854653U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107008898A (en) * | 2017-05-31 | 2017-08-04 | 岭南师范学院 | A kind of self-balancing Miniature oil press |
-
2017
- 2017-05-31 CN CN201720619872.5U patent/CN206854653U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107008898A (en) * | 2017-05-31 | 2017-08-04 | 岭南师范学院 | A kind of self-balancing Miniature oil press |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180109 Effective date of abandoning: 20191210 |
|
| AV01 | Patent right actively abandoned |