CN101066625B - Mold regulator of powder molding machine - Google Patents
Mold regulator of powder molding machine Download PDFInfo
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- CN101066625B CN101066625B CN2007100383507A CN200710038350A CN101066625B CN 101066625 B CN101066625 B CN 101066625B CN 2007100383507 A CN2007100383507 A CN 2007100383507A CN 200710038350 A CN200710038350 A CN 200710038350A CN 101066625 B CN101066625 B CN 101066625B
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- core bar
- molding machine
- control agent
- fine powder
- press molding
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Abstract
The present invention provides one kind of mold regulator of powder molding machine, and belongs to the field of mechanical technology. The mold regulator set near the mold includes one mold seat, one material storing unit connected to the mold seat and with material hole, and one material discharging unit comprising one circular core rod and one cylindrical sleeve, and one regulating unit around the middle part of the core rod. The mold regulator has the advantages of simple operation, easy regulation and high stability.
Description
Technical field
The invention belongs to field of mechanical technique, relate to a kind of fine powder press molding machine, particularly adopt the mold regulator of the fine powder press molding machine of polytetrafluorethylepowder powder raw material compacting workpiece.
Background technology
Its manufacturing process of workpiece that adopts the die casting of polytetrafluorethylepowder powder raw material to form is simple, manufacturing cost is lower.Therefore, fine powder press molding machine is extensive use of in machining.Usually, fine powder press molding machine comprises a mould and is positioned at the staking punch on mould top that staking punch presses down can be with the powder stock compression moulding at mould place.
The mould of existing a kind of fine powder press molding machine by mould seat, material storing mass and take off the material body form; material storing mass is connected in and is provided with the material hole on the mould seat and on material storing mass; take off the material body and be made up of the core bar cover that is connected in the core bar on the mould seat and be enclosed within on the core bar, core bar and core bar cover all are arranged in the material hole.On mould, also be provided with an adjusting device, can regulate core bar cover top by this adjusting device and be in the upper-lower position of expecting in the hole, thereby reach the purpose of the workpiece of processing different-thickness.Existing adjusting device is at least two screws in the mould, and screw passes its top of mould seat and is resisted against core bar and puts, and the bottom of screw is positioned at the bottom of mould seat.
As can be seen, when needing adjusting core bar cover to be in the upper-lower position of expecting in the hole, the turn screw gets final product.That is to say that move the back on the screw and just can extrude core bar and put and move, screw moves down back core bar cover also along with moving down, and regulates the purpose that core bar overlaps the position in the mould thereby reach.
But because screw is positioned at the bottom of mould seat, the space of mould seat bottom is narrower again, so just makes to seem very inconvenient in adjustment process.Simultaneously, screw will be provided with two at least, and is one-sided stressed if single screw will cause core bar to overlap, and influences its stability in use.As can be seen, because screw is many, its adjusting also seems loaded down with trivial details, wastes time and energy.
Summary of the invention
The objective of the invention is at existing in prior technology the problems referred to above, a kind of mold regulator of regulating the fine powder press molding machine of the employing polytetrafluorethylepowder powder raw material compacting workpiece easy, that stability is high is provided.
Purpose of the present invention can realize by following technical proposal: a kind of mold regulator of fine powder press molding machine; be arranged on the mould place of fine powder press molding machine; mould comprises the mould seat; material storing mass and take off the material body; material storing mass is connected on the mould seat and material storing mass is provided with and runs through its material hole up and down; take off the material body by cylindrical core bar be core bar cylindraceous cover and form; the external diameter of core bar is positioned at above-mentioned center, material hole less than the aperture in material hole and the top of core bar; the bottom of core bar is connected on the mould seat; the core bar cover is enclosed within on the core bar and the top of core bar cover also is positioned at the material hole; it is characterized in that; described core bar middle part is with a control agent; control agent and core bar are by being threaded, and control agent is positioned at the bottom of above-mentioned core bar cover.
In the mold regulator of this fine powder press molding machine, the top of common core bar is mutually concordant with the aperture on material top, hole when the compacting workpiece, and the top of core bar cover is a little less than the aperture, top in material hole.After the polytetrafluorethylepowder powder raw material was delivered to place, material hole, the staking punch of fine powder press molding machine pressed down, and just the polytetrafluorethylepowder powder raw material at place, material hole can be compressed to the workpiece of round.Obviously, the thickness of round workpiece is to be in the upper-lower position of material in the hole by the core bar cover to be determined, just can regulate the position that core bar overlaps by this adjusting device, thus the thickness of workpiece that correspondingly reaches control and processed.
Because core bar is connected by screw thread with control agent, and core bar be connected on the mould seat fixed.Like this, rotate in the process of control agent, control agent will move along core bar is axially upper and lower.Move past on the control agent and will extrude core bar in the journey and put and move, make that the top of core bar cover is nearer apart from the aperture, top in material hole, that is to say that the round workpiece that is suppressed is thinner; When control agent moved down, core bar was enclosed within the self gravitation effect and is resisted against on the control agent along with control agent together moves down, and made that the top of core bar cover is far away apart from the aperture, top in material hole, that is to say that the round workpiece that is suppressed is thicker.
In the mold regulator of above-mentioned fine powder press molding machine, the outside of described control agent is provided with the rotational structure that can make its rotation.When control agent is rotated, can realize by this rotational structure.
In the mold regulator of above-mentioned fine powder press molding machine; described control agent is cylindric; described rotational structure is the wrom tooth in a worm screw and the control agent outside, and the inner of worm screw is positioned at mould and is meshed with above-mentioned wrom tooth, and the outer end of worm screw is positioned at outside the mould.Rotary worm just can drive control agent and rotate.
In the mold regulator of above-mentioned fine powder press molding machine, described worm screw outer end is provided with handwheel.By handwheel rotary worm easily.
As another kind of situation, in the mold regulator of above-mentioned fine powder press molding machine, described rotational structure is the prismatic structure in the control agent outside.When needing to rotate control agent, be connected on above-mentioned prismatic structure place, pull spanner again and can drive the control agent rotation by instruments such as spanners.
In the mold regulator of above-mentioned fine powder press molding machine, the middle part of described core bar also is with a locking body, and locking body and core bar are by being threaded, and locking body is positioned at the bottom of control agent.After the position of control agent was determined, the rotation lock body was resisted against on the above-mentioned control agent it, makes control agent can not move down.
In the mold regulator of above-mentioned fine powder press molding machine, the outside of described locking body is provided with the locking mechanism that can make its rotation.By locking mechanism locking body is rotated.
In the mold regulator of above-mentioned fine powder press molding machine; described locking body is cylindric; described locking mechanism is the wrom tooth in a locking worm screw and locking body outside, and the inner of locking worm screw is positioned at mould and is meshed with above-mentioned wrom tooth, and the outer end of locking worm screw is positioned at outside the mould.The rotation lock worm screw can drive control agent and rotate.
In the mold regulator of above-mentioned fine powder press molding machine, described locking worm screw outer end is provided with the locking handwheel.By locking handwheel rotation lock worm screw easily.
As another kind of situation, in the mold regulator of above-mentioned fine powder press molding machine, described locking mechanism is the prismatic structure in the locking body outside.When needing the rotation lock body, be connected on above-mentioned prismatic structure place, pull spanner again and can drive the locking body rotation by instruments such as spanners.
In the mold regulator of above-mentioned fine powder press molding machine, the outside of described core bar cover is with spring, and the two ends of spring act on the mould seat respectively and core bar puts.Under the elastic force effect of spring, the core bar cover will be resisted against on the control agent always.
Compared with prior art, the fine powder press molding machine of mold regulator with this fine powder press molding machine rotates control agent and gets final product when the round workpiece of needs processing different-thickness.That is to say, rotate handwheel and can drive the control agent rotation by worm screw.Therefore, it is easy and simple to handle, be easy to regulate.
Simultaneously, also be provided with locking body, in case after the position of control agent is determined, just can prevent that by locking body control agent from moving down in the bottom of control agent.Therefore, its stability in use is higher.And, rotate because the rotation lock handwheel can drive locking body, and control agent is locked to prevent that control agent from moving down by locking body, therefore, the locking process is also comparatively easy.
In addition, control agent is positioned at the middle part of core bar cover, makes core bar overlap stress equalization like this, and it is higher that it regulates stability; And, in adjustment process, just single control agent is operated, so adjustment process is fast, conveniently.
Description of drawings
Fig. 1 is the sectional structure schematic diagram of fine powder press molding machine that has the mold regulator of this fine powder press molding machine.
Fig. 2 is the sectional structure schematic diagram of the mold regulator of this fine powder press molding machine.
Fig. 3 is the structural representation along the A among Fig. 2-A direction.
Fig. 4 is the schematic diagram of the another kind of structure of mold regulator of this fine powder press molding machine.
Fig. 5 is the structural representation along the B among Fig. 4-B direction.
Among the figure, 1, the mould seat; 2, material storing mass; 2a, material hole; 3, take off the material body; 3a, core bar; 3b, core bar cover; 4, control agent; 4a, wrom tooth; 5, worm screw; 6, handwheel; 7, locking body; 7a, wrom tooth; 8, locking worm screw; 9, locking handwheel; 10, spring; 11, staking punch.
The specific embodiment
Embodiment one
As shown in Figure 1, fine powder press molding machine comprises the mould that is located on the frame and is positioned at the staking punch 11 of mould top that the mold regulator of this fine powder press molding machine just is arranged on the mould place.
The mould of fine powder press molding machine is by mould seat 1, material storing mass 2 and take off material body 3 etc. and form.Wherein, material storing mass 2 is connected on the mould seat 1, and is provided with on material storing mass 2 and runs through its material hole 2a up and down.
Take off material body 3 and be made up of core bar 3a and core bar cover 3b, core bar 3a is cylindric, and the external diameter of core bar 3a is less than the aperture of material hole 2a.Core bar cover 3b is cylindric, and the external diameter of core bar cover 3b is slightly less than material 2a aperture, hole, and the internal diameter of core bar cover 3b is slightly larger than the external diameter of core bar 3a.
The bottom of core bar 3a is connected on the mould seat 1, and the top of core bar 3a is positioned at the center in material 2a aperture, hole.Core bar cover 3b is enclosed within on the core bar 3a and the top of core bar cover 3b also is positioned at material hole 2a.
As shown in Figures 2 and 3, this adjusting device is the control agent 4 that is enclosed within core bar 3a middle part, and control agent 4 is connected by screw thread with core bar 3a, and control agent 4 is positioned at the bottom of core bar cover 3b.In the present embodiment, the outside of core bar cover 3b is with a spring 10, and the two ends of spring 10 act on respectively on mould seat 1 and the core bar cover 3b, and under the elastic force effect of spring 10, core bar cover 3b will be resisted against on the control agent 4 always.
Fine powder press molding machine at first is delivered to the polytetrafluorethylepowder powder raw material material 2a place, hole when the compacting workpiece, the polytetrafluorethylepowder powder raw material at material 2a place, hole can be compressed to the workpiece of round by the staking punch on the fine powder press molding machine 11.Wherein, the thickness of round workpiece is determined by the upper-lower position that core bar cover 3b is in the material hole 2a as can be seen.
When needs are processed the round workpiece of different-thickness, can realize by this adjusting device.Particularly, when needs were processed thin workpiece, rotation control agent 4 made on it and moves, and moved past on the control agent 4 and extruded core bar cover 3b one the same moving in the journey, so just make core bar overlap the top of 3b and the close together between the material aperture, 2a top, hole, thereby can process thin workpiece.On the contrary, when the thicker workpiece of needs processing, rotate control agent 4 it moved down, core bar cover 3b under the effect of self gravitation along with control agent 4 moves down, so just make that top and the distance between the material aperture, 2a top, hole of core bar cover 3b are far away, thereby can process thicker workpiece.
In addition, also be with a locking body 7 at the middle part of core bar 3a, locking body 7 and core bar 3a are by being threaded, and locking body 7 is positioned at the bottom of above-mentioned control agent 4.Rotation lock body 7 makes it move on axially along core bar 3a, locking body 7 is resisted against on the control agent 4, thereby can prevents that control agent 4 from moving down, and increases the stability in use of this adjusting device.
Certainly, rotation lock body 7 for convenience is provided with locking mechanism on locking body 7.Locking body 7 is cylindric, locking mechanism is the wrom tooth 7a in a locking worm screw 8 and locking body 7 outsides, the inner of locking worm screw 8 is positioned at mould and is meshed with above-mentioned wrom tooth 7a, and the outer end of locking worm screw 8 is positioned at outside the mould, and is provided with in the outer end of locking worm screw 8 and locks handwheel 9.When needing rotation lock body 7, rotation lock handwheel 9 drives locking worm screw 8 and rotates, and locking body 7 just can be resisted against on the control agent 4 after moving on locking body 7 is axial along core bar 3a, thereby prevent that control agent 4 from moving down also along with rotation.
Meanwhile, in order to increase the stability in use of this adjusting device, a frame can be set also in mould, this frame not only can support worm screw 5 or locking worm screw 8, but also can together move up and down along with worm gear.
Embodiment two
Structure and principle among present embodiment and the embodiment one are basic identical, and different place is that rotational structure is the prismatic structure in control agent 4 outsides, sees Fig. 4 and shown in Figure 5.When need rotating control agent 4, be connected on the prism-shaped place of control agent 4, pull spanner and can drive control agent 4 and rotate by instruments such as spanners.
Simultaneously, in the present embodiment, locking mechanism is the prismatic structure in locking body 7 outsides, sees Fig. 4 and shown in Figure 5.When needing rotation lock body 7, be connected on the prism-shaped place of locking body 7, pull spanner and can drive locking body 7 and rotate by instruments such as spanners.
Claims (10)
1. the mold regulator of a fine powder press molding machine; be arranged on the mould place of fine powder press molding machine; mould comprises mould seat (1); material storing mass (2) and take off the material body (3); material storing mass (2) is connected in that mould seat (1) is gone up and material storing mass (2) is provided with and runs through its material hole (2a) up and down; take off material body (3) by cylindrical core bar (3a) be core bar cover cylindraceous (3b) and form; the external diameter of core bar (3a) is positioned at above-mentioned center, material hole (2a) less than the aperture in material hole (2a) and the top of core bar (3a); the bottom of core bar (3a) is connected on the mould seat (1); core bar cover (3b) is enclosed within on the core bar (3a) and the top of core bar cover (3b) also is positioned at material hole (2a); it is characterized in that; described core bar (3a) middle part is with a control agent (4); control agent (4) and core bar (3a) are by being threaded, and control agent (4) is positioned at the bottom of above-mentioned core bar cover (3b).
2. the mold regulator of fine powder press molding machine according to claim 1 is characterized in that, the outside of described control agent (4) is provided with the rotational structure that can make its rotation.
3. the mold regulator of fine powder press molding machine according to claim 2; it is characterized in that; described control agent (4) is cylindric; described rotational structure is the wrom tooth (4a) in a worm screw (5) and control agent (4) outside; the inner of worm screw (5) is positioned at mould and is meshed with above-mentioned wrom tooth (4a), and the outer end of worm screw (5) are positioned at outside the mould.
4. the mold regulator of fine powder press molding machine according to claim 3 is characterized in that, described worm screw (5) outer end is provided with handwheel (6).
5. the mold regulator of fine powder press molding machine according to claim 2 is characterized in that, described rotational structure is the prismatic structure in control agent (4) outside.
6. according to the mold regulator of each described fine powder press molding machine of claim 1 to 5; it is characterized in that; the middle part of described core bar (3a) also is with a locking body (7), and locking body (7) and core bar (3a) are by being threaded, and locking body (7) is positioned at the bottom of control agent (4).
7. the mold regulator of fine powder press molding machine according to claim 6 is characterized in that, the outside of described locking body (7) is provided with the locking mechanism that can make its rotation.
8. the mold regulator of fine powder press molding machine according to claim 7; it is characterized in that; described locking body (7) is cylindric; described locking mechanism is the wrom tooth (7a) in a locking worm screw (8) and locking body (7) outside; the inner of locking worm screw (8) is positioned at mould and is meshed with above-mentioned wrom tooth (7a); the outer end of locking worm screw (8) is positioned at outside the mould, and described locking worm screw (8) outer end is provided with locking handwheel (9).
9. the mold regulator of fine powder press molding machine according to claim 7 is characterized in that, described locking mechanism is the prismatic structure in locking body (7) outside.
10. according to the mold regulator of each described fine powder press molding machine of claim 1 to 5, it is characterized in that the outside of described core bar cover (3b) is with spring (10), the two ends of spring (10) act on respectively on mould seat (1) and the core bar cover (3b).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100383507A CN101066625B (en) | 2007-03-23 | 2007-03-23 | Mold regulator of powder molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100383507A CN101066625B (en) | 2007-03-23 | 2007-03-23 | Mold regulator of powder molding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101066625A CN101066625A (en) | 2007-11-07 |
| CN101066625B true CN101066625B (en) | 2011-10-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007100383507A Expired - Fee Related CN101066625B (en) | 2007-03-23 | 2007-03-23 | Mold regulator of powder molding machine |
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| Country | Link |
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| CN (1) | CN101066625B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103302891B (en) * | 2013-05-15 | 2016-08-10 | 吉林大学 | A kind of novel powder compression mold |
| CN103737003B (en) * | 2014-01-24 | 2015-08-12 | 江苏理工学院 | 3D prints metal base centre bore adjusting rod |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2644052Y (en) * | 2003-09-02 | 2004-09-29 | 海安县鹰球集团有限公司 | Machine for compacting formation of metallic powder |
| CN201026675Y (en) * | 2007-03-23 | 2008-02-27 | 苏光宝 | Mold regulating mechanism of powder molding press |
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2007
- 2007-03-23 CN CN2007100383507A patent/CN101066625B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2644052Y (en) * | 2003-09-02 | 2004-09-29 | 海安县鹰球集团有限公司 | Machine for compacting formation of metallic powder |
| CN201026675Y (en) * | 2007-03-23 | 2008-02-27 | 苏光宝 | Mold regulating mechanism of powder molding press |
Non-Patent Citations (4)
| Title |
|---|
| JP平3-90502A 1991.04.16 |
| JP昭62-21500A 1987.01.29 |
| JP特开2003-290993A 2003.10.14 |
| JP特开2005-199332A 2005.07.28 |
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| Publication number | Publication date |
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| CN101066625A (en) | 2007-11-07 |
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Granted publication date: 20111019 Termination date: 20170323 |