CN101733969B - Full-automatic dry powder press floating-type core rod cylinder device - Google Patents
Full-automatic dry powder press floating-type core rod cylinder device Download PDFInfo
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- CN101733969B CN101733969B CN2009102319858A CN200910231985A CN101733969B CN 101733969 B CN101733969 B CN 101733969B CN 2009102319858 A CN2009102319858 A CN 2009102319858A CN 200910231985 A CN200910231985 A CN 200910231985A CN 101733969 B CN101733969 B CN 101733969B
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Abstract
The invention relates to a full-automatic dry powder press floating-type core rod cylinder device applicable to a full-automatic dry powder press and suitable for forming multi-step and multi-layer complex abnormal-shaped parts. The full-automatic dry powder press floating-type core rod cylinder device comprises a worm-gear case base plate, a piston, a core rod, a cylinder body, a cylinder cover, a core rod stroke adjustment mechanism and a core rod cylinder height adjustment mechanism, wherein the core rod stroke adjustment mechanism comprises a worm-gear case, a worm gear, a worm, an adjusting shim, a standstill locking key, a worm-gear case blind-hole flange, a worm-gear case through-hole flange, an adjusting threaded sleeve, a first belt brake speed-reducing motor, a first coupling, a first motor mounting bracket, a long flange sleeve, a connecting shaft and a telescopic universal coupling; and the core rod cylinder height adjustment mechanism comprises a cylinder body jacket, a sliding bearing, a worm shaft, a worm gear sleeve, a press cover, a stop block, a second belt brake speed-reducing motor, a second motor mounting bracket, a second coupling, a mounting bracket, a first mounting bracket through-hole flange, a second mounting bracket through-hole flange and a mounting bracket blind-hole flange.
Description
Technical field
What the present invention relates to is a kind of full-automatic dry powder press floating-type core rod cylinder device that is applicable to full-automatic dry powder press, is applicable to many steps of moulding and multilayer, complexity, irregular part.
Background technology
Usually, the stroke of floating-type core rod and face position cannot be regulated arbitrarily, have so limited the effect that press is suppressed many steps and multilayer, complexity, irregular part widely.
Summary of the invention
The objective of the invention is provides a kind of full-automatic dry powder press floating-type core rod cylinder device at above-mentioned weak point, it realizes the stroke adjustment of floating-type core rod with the core bar stroke regulating mechanism, mechanism realizes the adjusting of the face position of floating-type core rod with core bar cylinder Height Adjustment, has strengthened the effect that full-automatic dry powder press is suppressed many steps and multilayer, complexity, irregular part.
Full-automatic dry powder press floating-type core rod cylinder device takes following scheme to realize: full-automatic dry powder press floating-type core rod cylinder device comprises worm gear case base plate, piston, core bar, cylinder body, cylinder cap, core bar stroke regulating mechanism and core bar cylinder Height Adjustment mechanism.
The cylinder body of core bar cylinder is contained in the lower end of worm gear case base plate, and cylinder cap is contained in the upper end of cylinder body, and the cylinder cap sealing ring is housed between cylinder cap and the cylinder body.Long spiro nail is housed on the cylinder cap, the other end of long spiro nail is fixed on the lower end at the bottom of the worm gear case, thereby formation worm gear case base plate, cylinder body, cylinder cap are the core bar cylinder of one, in the core bar cylinder core bar is housed, piston is equipped with in the lower end of core bar, the core bar sealing ring is housed between core bar and the piston, and piston is equipped with piston packing on the outer ring.
The core bar stroke regulating mechanism comprises worm gear case, worm gear, worm screw, adjustment pad, spline key, worm gear case blind hole flange, worm gear case through hole flange, adjusts swivel nut, the first strap brake reducing motor, first shaft coupling, first motor mounting rack, the blue cover of regular way, connecting axle and scalable Hooks coupling universal coupling.
Worm gear case is fixed on the upper end of worm gear case base plate by screw, and worm gear, worm screw are housed in the worm gear case, and worm gear, worm screw are meshing with each other.Worm gear all is lined with the adjustment pad up and down.The both sides of worm gear case are equipped with worm gear case blind hole flange and worm gear case through hole flange respectively, and worm screw is a bearing with these two flanges, can freely rotate in its hole.Internal thread is arranged in the worm gear, and adjusting the swivel nut outside has external screw thread, adjusts the swivel nut spinning in worm gear, and the upper end of adjusting swivel nut stretches out worm gear case, and the lower end is goed deep in the core bar cylinder.Core bar passes the central through hole of adjusting swivel nut, stretches out the upper end of adjusting swivel nut.Adjusting swivel nut gos deep between the part of core bar cylinder and the core bar cylinder sealing ring being housed.In the keyway of worm gear case upper end the spline key is housed, spline key external part inserts in the keyway of adjusting swivel nut.When worm screw is rotated, also can rotate with the worm gear of worm engaging, adjust swivel nut because the relation that screws with the worm gear screw thread has the trend of rotating with worm gear, can't rotate but adjust the restriction that swivel nut is subjected to the spline key, so can only move up and down along hand of spiral.When the adjustment swivel nut moved downward, it can more go deep into the core bar cylinder interior, thereby shortened the stroke of piston, had limited the height that stretches out of core bar.
The top of adjusting swivel nut is provided with the epicoele air inlet of core bar cylinder, and the cylinder cap bottom is provided with the cavity of resorption air inlet of core bar cylinder.
Core bar cylinder Height Adjustment mechanism comprises cylinder body overcoat, sliding bearing, worm shaft, worm gear set, gland, block, the second strap brake reducing motor, second motor mounting rack, second shaft coupling, mounting bracket, the first mounting bracket through hole flange, the second mounting bracket through hole flange and mounting bracket blind hole flange.
Cylinder body is sleeved on the bottom of full-automatic dry powder press lathe bed outward, and sliding bearing is contained in cylinder body overcoat interior lower end, and cylinder body overcoat inner upper end has internal thread, the worm gear set outer upper ends has external screw thread, the worm gear set spinning is in the cylinder body overcoat, and there are the gear teeth the outside lower end of worm gear set, and is meshed with worm shaft.Gland is fixed on the upper end of worm gear set by screw, and the worm gear case base plate tightly is pressed in the upper end of worm gear set, so just core bar cylinder and worm gear set is fixed together.Block is fixed on the upper end of cylinder body overcoat by screw.When worm shaft rotated, the worm gear set that is meshed with worm shaft also can rotate, and worm gear set because the relation that screws with the cylinder body overcoat can move up and down along hand of spiral in sliding bearing, moves up and down in overall thereby drive the core bar cylinder simultaneously.Block can limit the height that the core bar cylinder rises overally.
The core bar stroke regulating mechanism is driven by the first strap brake reducing motor.First motor mounting rack is fixed on by screw on the lathe bed of full-automatic dry powder press, and the first strap brake reducing motor is installed on first motor mounting rack.The regular way orchid is sleeved in the installing hole of full-automatic dry powder press lathe bed, and coupling spindle is contained in the blue cover of regular way, and stretches out the blue cover of regular way.First shaft coupling links to each other the external part of coupling spindle with motor shaft.The other end of coupling spindle links to each other with worm screw by scalable Hooks coupling universal coupling.Like this, the first strap brake reducing motor just can drive worm screw and rotate, thereby drives the core bar stroke regulating mechanism.
Core bar cylinder Height Adjustment mechanism is driven by the second strap brake reducing motor.Second motor mounting rack is fixed on by screw on the lathe bed of full-automatic dry powder press, and the second strap brake reducing motor is installed on second electric machine support.Mounting bracket is contained in the bottom of full-automatic dry powder press lathe bed, and three installing holes of mounting bracket are equipped with the first mounting bracket through hole flange, the second mounting bracket through hole flange, mounting bracket blind hole flange respectively.Worm shaft is sleeved in these three flange holes, meshes with worm gear set, and stretches out at the first mounting bracket through hole flange end.Second shaft coupling links to each other motor shaft with the external part of worm shaft.Like this, the second strap brake reducing motor just can drive worm shaft and rotate, thereby drives core bar cylinder Height Adjustment mechanism.
Full-automatic dry powder press floating-type core rod cylinder device can be realized following function:
1. basic unsteady core-pulling function:
1) when full-automatic dry powder press demoulding end, core bar is below being positioned under the effect of hydraulic pressure or air pressure, and die at first moves downward to demoulding position after the blank compression moulding, and core bar is because the effect of frictional force is positioned at the top; After die reached demoulding position, core bar promoted piston and moves downward under hydraulic pressure or the effect of air pressure medium in cylinder body, break away from type blank.Die, core bar break away from moulded blank respectively, can reduce knockout press.
2) when full-automatic dry powder press demoulding end, core bar is below being positioned under the effect of hydraulic pressure or air pressure; Die filling, core bar continue to be positioned at the below; Promoting piston rod under the effect of die sand off, core bar hydraulic pressure or air pressure medium in cylinder body moves upward and carries out powder packed; Get rid of many coreds bar powder; Compacting finishes, and at first die is deviate from, and promotes piston rod under the effect of core bar hydraulic pressure or air pressure medium in cylinder body then and moves downward, and deviates from moulded blank.Unsteady core bar is mainly used in the valve guide bushing forming parts.
3) when full-automatic dry powder press demoulding end, core bar is below being positioned under the effect of hydraulic pressure or air pressure; Die filling, core bar continue to be positioned at the below; Promote piston rod under the effect of die filling, core bar hydraulic pressure or air pressure medium in cylinder body and move upward, get rid of the powders of the many dresses of core bar part; Compacting finishes, and the die core bar moves downward the demoulding simultaneously.The method is mainly used in the charging of thin wall type blank.
2. core bar band step pressing function:, just can suppress goods with the level on the core bar, and can accurately control its size and weight because core bar can be realized any adjusting of stroke and face position.
Reasonable in design, the compact conformation of full-automatic dry powder press floating-type core rod cylinder device, because the demoulding behind the employing core bar cylinder, can reduce knockout press, and core bar can be realized any adjusting of stroke and face position, and the blank that is specially adapted to after many steps and multilayer, complexity, the irregular part forming is intact.The stroke adjustment of core bar and the Height Adjustment of core bar cylinder are driven by the strap brake reducing motor, make adjustment more convenient, control more accurate.
Description of drawings
The invention will be further described below with reference to accompanying drawing:
Fig. 1 is the full-automatic dry powder press floating-type core rod cylinder device structural front view.
Fig. 2 is the core bar stroke regulating mechanism structure vertical view of full-automatic dry powder press floating-type core rod cylinder device.
Fig. 3 is the core bar cylinder Height Adjustment mechanism knot upward view of full-automatic dry powder press floating-type core rod cylinder device.
Mark among the figure: 1, the cylinder body overcoat, 2, sliding bearing, 3, worm shaft, 4 worm gear sets, 5, gland, 6, block, 7, the worm gear case base plate, 8, adjust pad, 9, cylinder cap, 10, piston, 11, cylinder body, 12, core bar, 13, adjust swivel nut, 14, worm screw, 15, worm gear case, 16, worm gear, 17, the spline key, 18, the worm gear case blind hole flange, 19, worm gear case through hole flange, 20, scalable Hooks coupling universal coupling, 21, coupling spindle, 22, the blue cover of regular way, 23, first shaft coupling, 24, first motor mounting rack, 25, the first strap brake reducing motor, 26, the second strap brake reducing motor, 27, second motor mounting rack, 28, second shaft coupling, 29, the first mounting bracket through hole flange, 30, mounting bracket, 31, the second mounting bracket through hole flange, 32, the mounting bracket blind hole flange.
The specific embodiment
With reference to accompanying drawing 1～3, the structure of full-automatic dry powder press floating-type core rod cylinder device comprises worm gear case base plate 7, piston 10, core bar 12, cylinder body 11, cylinder cap 9, core bar stroke regulating mechanism and core bar cylinder Height Adjustment mechanism.
The cylinder body 11 of core bar cylinder is contained in the lower end of worm gear case base plate 7, and cylinder cap 9 is contained in the upper end of cylinder body 11, between cylinder cap 9 and the cylinder body 11 the cylinder cap sealing ring is housed.On the cylinder cap 9 long spiro nail is housed, the other end of long spiro nail is fixed on the lower end of worm gear case base plate 7, thereby forms the core bar cylinder, core bar 12 is housed in the core bar cylinder, piston 10 is equipped with in the lower end of core bar 12, between core bar 12 and the piston 10 the core bar sealing ring is housed, and piston is equipped with piston packing on 10 outer rings.
The core bar stroke regulating mechanism comprises worm gear case 15, worm gear 16, worm screw 14, adjustment pad 8, spline key 17, worm gear case blind hole flange 18, worm gear case through hole flange 19, adjusts swivel nut 13, the first strap brake reducing motor 25, first shaft coupling 23, first motor mounting rack 24, the blue cover 22 of regular way, coupling spindle 21 and scalable Hooks coupling universal coupling 20.
The top of adjusting swivel nut 13 is provided with the epicoele air inlet of core bar cylinder, and cylinder cap 9 bottoms are provided with the cavity of resorption air inlet of core bar cylinder.
Core bar cylinder Height Adjustment mechanism comprises cylinder body overcoat 1, sliding bearing 2, worm shaft 3, worm gear set 4, gland 5, block 6, the second strap brake reducing motor 26, second motor mounting rack 27, second shaft coupling 28, mounting bracket 30, the first mounting bracket through hole flange 29, second mounting bracket through hole flange 31 and the mounting bracket blind hole flange 32.
Cylinder body overcoat 1 is contained in the bottom of full-automatic dry powder press lathe bed, and sliding bearing 2 is contained in cylinder body overcoat 1 interior lower end, and worm gear set 4 spinnings are in cylinder body overcoat 1, and there are the gear teeth worm gear set 4 outside lower ends, and are meshed with worm shaft 3.Gland 5 is fixed on the upper end of worm gear set 4 by screw, and worm gear case base plate 7 tightly is pressed in the upper end of worm gear set 4, so just core bar cylinder and worm gear set is fixed together.Block 6 is fixed on the upper end of cylinder body overcoat 1 by screw.When worm shaft 3 rotated, worm gear set 4 also can rotate, and worm gear set 4 is simultaneously because the relation that screws with cylinder body overcoat 1 can move up and down along hand of spiral sliding bearing 2 in, thereby drive core bar cylinder moves up and down in overall.Block 6 can limit the height that the core bar cylinder rises overally.
The core bar stroke regulating mechanism is driven by the first strap brake reducing motor 25.First motor mounting rack 24 is fixed on by screw on the lathe bed of full-automatic dry powder press, and the first strap brake reducing motor 25 is installed on first motor mounting rack 24.The blue cover 22 of regular way is contained in the installing hole of full-automatic dry powder press lathe bed, and coupling spindle 21 is contained in the blue cover 22 of regular way, and stretches out the blue cover 22 of regular way.First shaft coupling 23 links to each other the external part of coupling spindle 21 with motor shaft.The other end of coupling spindle 21 links to each other with worm screw 14 by scalable Hooks coupling universal coupling 20.Like this, the first strap brake reducing motor 25 just can drive worm screw and rotate, thereby drives the core bar stroke regulating mechanism.
Core bar cylinder Height Adjustment mechanism is driven by the second strap brake reducing motor 26.Second motor mounting rack 27 is fixed on by screw on the lathe bed of full-automatic dry powder press, and the second strap brake reducing motor 26 is installed on second electric machine support 27.Mounting bracket 30 is contained in the bottom of full-automatic dry powder press lathe bed, and three installing holes of mounting bracket 30 are equipped with the first mounting bracket through hole flange 29, the second mounting bracket through hole flange 31, mounting bracket blind hole flange 32 respectively.Worm shaft 3 is contained in these three flange holes, with worm gear set 4 engagements.Second shaft coupling 28 links to each other the external part of motor shaft with worm shaft 3.Like this, the second strap brake reducing motor 26 just can drive worm shaft 3 and rotate, thereby drives core bar cylinder Height Adjustment mechanism.
Claims (6)
1. a full-automatic dry powder press floating-type core rod cylinder device is characterized in that comprising worm gear case base plate, piston, core bar, cylinder body, cylinder cap, core bar stroke regulating mechanism and core bar cylinder Height Adjustment mechanism;
The cylinder body of core bar cylinder is contained in the lower end of worm gear case base plate, cylinder cap is contained in the lower end of cylinder body, long spiro nail is housed on the cylinder cap, the other end of long spiro nail is fixed on the lower end at the bottom of the worm gear case, thereby formation worm gear case base plate, cylinder body, cylinder cap are the core bar cylinder of one, in the core bar cylinder core bar is housed, piston is equipped with in the lower end of core bar;
The core bar stroke regulating mechanism comprises worm gear case, worm gear, worm screw, adjustment pad, spline key, worm gear case blind hole flange, worm gear case through hole flange, adjusts swivel nut, the first strap brake reducing motor, first shaft coupling, first motor mounting rack, the blue cover of regular way, coupling spindle and scalable Hooks coupling universal coupling;
Worm gear case is fixed on the upper end of worm gear case base plate by screw, worm gear is housed in the worm gear case, worm screw, and worm gear, worm screw is meshing with each other, worm gear all is lined with the adjustment pad up and down, the both sides of worm gear case are equipped with worm gear case blind hole flange and worm gear case through hole flange respectively, internal thread is arranged in the worm gear, adjust the swivel nut outside external screw thread is arranged, adjust the swivel nut spinning in worm gear, and the upper end of adjusting swivel nut stretches out worm gear case, the lower end is goed deep in the core bar cylinder, core bar passes the central through hole of adjusting swivel nut, stretch out the upper end of adjusting swivel nut, in the keyway of worm gear case upper end the spline key is housed, spline key external part inserts in the keyway of adjusting swivel nut;
Core bar cylinder Height Adjustment mechanism comprises cylinder body overcoat, sliding bearing, worm shaft, worm gear set, gland, block, the second strap brake reducing motor, second motor mounting rack, second shaft coupling, mounting bracket, the first mounting bracket through hole flange, the second mounting bracket through hole flange and mounting bracket blind hole flange;
Cylinder body is sleeved on the bottom of full-automatic dry powder press lathe bed outward, sliding bearing is contained in cylinder body overcoat interior lower end, cylinder body overcoat inner upper end has internal thread, the worm gear set outer upper ends has external screw thread, and the worm gear set spinning is in the cylinder body overcoat, and there are the gear teeth the outside lower end of worm gear set, and be meshed with worm shaft, gland is fixed on the upper end of worm gear set by screw, and the worm gear case base plate tightly is pressed in the upper end of worm gear set, and block is fixed on the upper end of cylinder body overcoat by screw;
The core bar stroke regulating mechanism is driven by the first strap brake reducing motor, first motor mounting rack is fixed on the lathe bed of full-automatic dry powder press by screw, the first strap brake reducing motor is installed on first motor mounting rack, the regular way orchid is sleeved in the installing hole of full-automatic dry powder press lathe bed, coupling spindle is contained in the blue cover of regular way, and stretch out the regular way orchid and overlap, first shaft coupling links to each other the external part of coupling spindle with motor shaft, the other end of coupling spindle links to each other with worm screw by scalable Hooks coupling universal coupling, the first strap brake reducing motor drives worm screw and rotates, thereby drives the core bar stroke regulating mechanism;
Core bar cylinder Height Adjustment mechanism is driven by the second strap brake reducing motor, second motor mounting rack is fixed on the lathe bed of full-automatic dry powder press by screw, the second strap brake reducing motor is installed on second electric machine support, mounting bracket is contained in the bottom of full-automatic dry powder press lathe bed, three installing holes of mounting bracket are equipped with the first mounting bracket through hole flange respectively, the second mounting bracket through hole flange, the mounting bracket blind hole flange, worm shaft is sleeved in these three flange holes, mesh with worm gear set, and stretch out at the first mounting bracket through hole flange end, second shaft coupling links to each other motor shaft with the external part of worm shaft, the second strap brake reducing motor drives worm shaft and rotates, thereby drives core bar cylinder Height Adjustment mechanism.
2. full-automatic dry powder press floating-type core rod cylinder device according to claim 1 is characterized in that being equipped with between described cylinder cap and the cylinder body cylinder cap sealing ring.
3. full-automatic dry powder press floating-type core rod cylinder device according to claim 1 is characterized in that on the described piston outer ring piston packing being housed.
4. full-automatic dry powder press floating-type core rod cylinder device according to claim 1 is characterized in that being equipped with between described core bar and the piston core bar sealing ring.
5. full-automatic dry powder press floating-type core rod cylinder device according to claim 1 is characterized in that described adjustment swivel nut gos deep between the part of core bar cylinder and the core bar cylinder sealing ring being housed.
6. full-automatic dry powder press floating-type core rod cylinder device according to claim 1 is characterized in that the top of described adjustment swivel nut is provided with the epicoele air inlet of core bar cylinder, and the cylinder cap bottom is provided with the cavity of resorption air inlet of core bar cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102319858A CN101733969B (en) | 2009-12-07 | 2009-12-07 | Full-automatic dry powder press floating-type core rod cylinder device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102319858A CN101733969B (en) | 2009-12-07 | 2009-12-07 | Full-automatic dry powder press floating-type core rod cylinder device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101733969A CN101733969A (en) | 2010-06-16 |
| CN101733969B true CN101733969B (en) | 2011-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102319858A Expired - Fee Related CN101733969B (en) | 2009-12-07 | 2009-12-07 | Full-automatic dry powder press floating-type core rod cylinder device |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102582110A (en) * | 2012-01-18 | 2012-07-18 | 金坛市威克压片机械制造有限公司 | Worm-and-gear type loading depth fine adjusting device for tablet press |
| CN108215310A (en) * | 2017-12-31 | 2018-06-29 | 扬州市海力精密机械制造有限公司 | A kind of synchronous compacting synchronous adjustment of powder press and digital regulated mechanism |
| CN108943827A (en) * | 2018-07-10 | 2018-12-07 | 南京东部精密机械有限公司 | The pneumatic core bar mechanism of the dedicated adjustable type mould bases of full-automatic dry powder press |
| CN109514902A (en) * | 2018-12-12 | 2019-03-26 | 明勖（东莞）精密机械有限公司 | A kind of punching machine lower dead point position regulating mechanism |
| CN109895441B (en) * | 2019-03-19 | 2021-04-16 | 南通中液液压机有限公司 | Lower oil cylinder adjusting device of multi-step multilayer dry powder product full-automatic forming hydraulic press |
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2009
- 2009-12-07 CN CN2009102319858A patent/CN101733969B/en not_active Expired - Fee Related
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