CN100396477C - Gear device of press for powder metallurgical forming - Google Patents
Gear device of press for powder metallurgical forming Download PDFInfo
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- CN100396477C CN100396477C CNB2006100523349A CN200610052334A CN100396477C CN 100396477 C CN100396477 C CN 100396477C CN B2006100523349 A CNB2006100523349 A CN B2006100523349A CN 200610052334 A CN200610052334 A CN 200610052334A CN 100396477 C CN100396477 C CN 100396477C
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- gear
- press
- powder metallurgical
- belt pulley
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Abstract
The present invention discloses a shifting device of a press for powder metallurgical forming, which comprises a first belt pulley arranged on an output shaft of a main motor, wherein the first belt pulley is connected with a second belt pulley by a belt, and the second belt pulley is axially connected with a splined shaft which is axially connected with a splined gear; a high level tooth and a low level tooth which are conjoined are arranged on the splined gear and respectively matched with a high grade gear and a low grade gear which are fixed on the output shaft; conversion between the high level tooth and the low level tooth which are conjoined on the splined gear and the high grade gear and the low grade gear which are matched with the high level tooth and the low level tooth respectively is controlled by a position switch, a shifting handle and a shifting seat induction rod which are matched with each other and included in a shifting fork assembly. The present invention is used as a high-speed press for powder metallurgical forming by adopting a high grade when a powder metallurgical product with a simple forming structure and a small thickness is manufactured. The present invention is used as a low-speed press for powder metallurgical forming by adopting a low grade when a powder metallurgical product with a complicated forming structure and a large thickness is manufactured. Thereby, production cost is saved and production efficiency is increased.
Description
Technical field
The present invention relates to the powder forming press, relate in particular to the gearshift of press for powder metallurgical forming.
Background technology
The example of gearshift also is not installed on the powder forming press at present., the powder forming press is only selected one the metallurgical shaping press of selection high velocity powder, or selects one selection low speed press for powder metallurgical forming.It is fairly simple that the metallurgical shaping press of high velocity powder is mainly used in shaped structure, the sintered metal product that thickness is relatively thinner.The low speed press for powder metallurgical forming is mainly used in the shaped structure more complicated, the sintered metal product that thickness is bigger.In the time need needing metallurgical shaping press of high velocity powder and low speed press for powder metallurgical forming simultaneously, above-mentioned single technical scheme can't satisfy simultaneously, has only respectively and handles.So, certainly will influence operating efficiency and increase user's production cost.
Novel patent No. CN03210291 has disclosed press for powder metallurgical forming as practicality, just gearshift is not installed on the powder forming press, to above-mentioned deficiency, can't overcome.By retrieval, also there is not the manufacturer of which family's press for powder metallurgical forming equipment that gearshift is installed on press for powder metallurgical forming in the prior art.
Summary of the invention
Technical problem to be solved by this invention is at above-mentioned deficiency, and a kind of gearshift with press for powder metallurgical forming of being convenient to install of gearshift mechanism is provided.It has at shaped structure fairly simple, adopts high gear during the relatively thin sintered metal product of thickness, can be used as the metallurgical shaping press of high velocity powder and use; In the shaped structure more complicated, adopt low gear during the bigger sintered metal product of thickness, can be used as the low speed press for powder metallurgical forming and use.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: the gearshift of press for powder metallurgical forming, comprise first belt pulley that is fitted in main motor output shaft, first belt pulley links through the belt and second belt pulley, the technical measures of taking comprise: second Pulley shaft is connected to splined shaft, and the middle part of splined shaft is connected with spline gear; Spline gear has conjuncted high-order tooth and low level tooth, and corresponding matching has high-grade gear, low-grade gear respectively, and high-grade gear and low-grade gear are fixed on the output shaft;
Between the blind flange of suit on the splined shaft of spline gear upper end and spacer, two angular contact bearings are installed, between stifle equipped on the splined shaft of spline gear lower end and spacer, two angular contact bearings are housed also, four angular contact bearings match in twos and are installed in face-to-face on the gear shift case, are rotated thereon in order to support splined shaft;
Between spacer equipped on the output shaft in the high-grade gear outside and stifle two angular contact bearings are housed, four angular contact bearings match in twos and are installed in face-to-face on the gear shift case, are rotated thereon in order to support output shaft; Conversion between the high-grade gear of high-order tooth that spline gear is conjuncted and low level tooth and corresponding matching, the low-grade gear cooperates control by the travel switch that comprises in the pull-fork assembly, gear shifting handle, gear shift seat induction rod.
The concrete technical measures of taking also comprise: pull-fork assembly comprises equipped mutually shift fork swingle, shift fork, gland, spill spin block, shift fork head, thrust ball bearing; The gear shift seat connects with cover plate through thrust bearing, the gear shift seat has the shift fork swingle through screw attachment, the shift fork swingle has shift fork through screw attachment, shift fork has been connected with the gland of tightening effect, shift fork has the shift fork head through spill spin block by thread connection, has interior hexagonal flush end holding screw on the shift fork head spill spin block is locked.
Between the Half ring of output shaft suit and the swelling cover gland swelling cover at interval is housed, between two swelling covers the swelling spacer is housed.
High-grade gear is fixed on the output shaft through flat key.Round section joint ring is housed on the blind flange, round section joint ring is housed on the stifle.Be fixed with form cover plate and porous plug on the cover plate, ventilative nut is spun on the porous plug by screw thread.
First belt pulley, second belt pulley and be fixed on the gland that the 3rd belt pulley on the output shaft has been equipped with pressuring action.Holder is fixed on the gear shift case, be fixed with microscler oil ga(u)ge on this gear shift case, the screw plug of draining the oil is connected on the gear shift case by gas thread, and the gear shift case is fixed on the gear shift case and adjusts on the plate, and the gear shift case is adjusted plate and is connected on the gear shift case fixed head through moving joining of gear shift case adjustment piece.
Compared with prior art, the present invention adopts second Pulley shaft to be connected to splined shaft, and splined shaft is connected with spline gear; Spline gear has conjuncted high-order tooth and low level tooth, and corresponding matching has high-grade gear, low-grade gear respectively, and high-grade gear and low-grade gear are fixed on the output shaft; Conversion between the high-grade gear of high-order tooth that spline gear is conjuncted and low level tooth and corresponding matching, the low-grade gear cooperates control by the travel switch that comprises in the pull-fork assembly, gear shifting handle, gear shift seat induction rod.By after on traditional press for powder metallurgical forming gearshift being housed, fairly simple at shaped structure, adopt high-gradely during the relatively thin sintered metal product of thickness, can be used as the metallurgical shaping press of high velocity powder and use.In the shaped structure more complicated, adopt low-gradely during the bigger sintered metal product of thickness, can be used as the low speed press for powder metallurgical forming and use.Thereby for the user has saved production cost, improved production efficiency greatly.
Description of drawings
Fig. 1 is the general assembly schematic diagram of the embodiment of the invention;
Fig. 2 is Fig. 1 schematic top plan view;
Fig. 3 is that the A-A of Fig. 1 is to cross-sectional schematic;
Fig. 4 is that the B-B of Fig. 2 is to cross-sectional schematic.
The specific embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
Fig. 1 is the general assembly schematic diagram of the embodiment of the invention; Microscler oil ga(u)ge 1, the screw plug 2 of draining the oil.
Fig. 2 is Fig. 1 schematic top plan view; Main motor 3, motor cabinet 4, motor are adjusted plate 5, motor is adjusted piece 6, gear shift case adjustment piece 7, travel switch 8, lifting bolt 9, gear shifting handle 10, gear shift case adjustment plate 11, gear shift case fixed head 12.
Fig. 3 is that the A-A of Fig. 1 is to cross-sectional schematic; First belt pulley 13, belt 14, stifle 15, belt pulley gland 16, holder 17, spacer 18, second belt pulley 19, high-grade gear 20, blind flange 21, spacer 22, splined shaft 23, spline gear 24, spacer 25, spacer 26, gear shift case 27, stifle 28, output shaft 29, Half ring 30, swelling cover 31, low-grade gear 32, swelling spacer 33, swelling cover gland 34, holder 35, flange 36, the 3rd belt pulley 37, gland 38.
Fig. 4 is that the B-B of Fig. 2 is to cross-sectional schematic; Form cover plate 39, cover plate 40, gear shift seat 41, shift fork swingle 42, shift fork 43, gland 44, spill spin block 45, shift fork head 46, ventilative nut 47, porous plug 48.
As shown in Figures 1 to 4, the gearshift of press for powder metallurgical forming, comprise first belt pulley 13 that is fitted in main motor 3 and output shaft, first belt pulley 13 links through the belt 14 and second belt pulley 19, second belt pulley 19 is connected with splined shaft 23, and the middle part of splined shaft 23 is connected with spline gear 24; Spline gear 24 has conjuncted high-order tooth and low level tooth, and corresponding matching has high-grade gear 20, low-grade gear 32 respectively, and high-grade gear 20 and low-grade gear 32 are fixed on the output shaft 29; Between the blind flange 21 of suit on the splined shaft 23 of spline gear 24 upper ends and spacer 22, two angular contact bearings are installed, between stifle 28 equipped on the splined shaft 23 of spline gear 24 lower ends and spacer 26, two angular contact bearings are housed also, four angular contact bearings match in twos and are installed in face-to-face on the gear shift case 27, are rotated thereon in order to support splined shaft 23;
Between spacer 18 equipped on the output shaft 29 in high-grade gear 20 outsides and stifle 15, two angular contact bearings are housed, two angular contact bearings are installed in holder 35, these four angular contact bearings match in twos and are installed in face-to-face on the gear shift case 27, are rotated thereon in order to support output shaft 29; Conversion between the high-grade gear 20 of high-order tooth that spline gear 24 is conjuncted and low level tooth and corresponding matching, the low-grade gear 32 cooperates control by the travel switch 8 that comprises in the pull-fork assembly, gear shifting handle 10, gear shift seat 41 induction rods.Pull-fork assembly also comprises equipped mutually shift fork swingle 42, shift fork 43, gland 44, spill spin block 45, shift fork head 46, thrust ball bearing.
Concrete its structural principle that describes in detail: microscler oil ga(u)ge 1 is fixed on the gear shift case 27, its objective is in order to observe the height of lubricated pasta in the gear shift case 27.The screw plug 2 of draining the oil is connected on the gear shift case 27 by gas thread, its objective is in order to discharge the lubricating oil in the gear shift case 27.Main motor 3 is fixed on motor and adjusts on the plate 5.Motor adjust plate 5 just adjust at motor under the regulating action of piece 6 can be on motor cabinet 4 move left and right, thereby belt 14 is played the effect of tensioning adjusting.Gear shifting handle 10 is fixed on the gear shift seat 41, and by pulling gear shifting handle 10, spline gear 24 just can be in splined shaft 23 enterprising line slips, thereby carries out the conversion between top grade and the low grade.When pulling gear shifting handle 10, thus the induction rod on the gear shift seat 41 will run into travel switch 8 and send signal to PLC, notifying it is at high tap position or at low-grade location.Just can carry by the lifting bolt 9 that is fixed on the case lid 40 whole gear shift case.Holder 35 is fixed on the gear shift case 27, and this gear shift case 27 is fixed on the gear shift case and adjusts on the plate 11, and the gear shift case is adjusted plate 11 just can carry out move left and right on gear shift case fixed head 12 under the regulating action of gear shift case adjustment piece 7.First belt pulley 13 is connected with second belt pulley 19 by belt 14.Belt pulley gland 16 plays pressuring action to first belt pulley and second belt pulley respectively.
Round section joint ring and rotary outside framework oil seal are housed on the blind flange 21, its objective is in order to prevent the seepage of oil.Two angular contact bearings are installed between blind flange 21 and spacer 22.On the stifle 28 round section joint ring is housed, its purpose for prevent oil seepage.Two angular contact bearings also are housed between stifle 28 and spacer 26.Just can support splined shaft 23 after these four angular contact bearings match in twos and install face-to-face is rotated thereon.High-grade gear 20 is fixed on the output shaft 29 by flat key.Between spacer 18 and stifle 15, angular contact bearing is housed.Holder 17 is fixed on the gear shift case 27.Between Half ring 30 and the swelling cover gland 34 swelling cover 31 is housed, thereby forms keyless.Its objective is for when assembling low-speed gear 32, can regulate the interdental gap of the tooth and the low-grade gear 32 of spline gear 24, make gear shift flexible.Between the swelling cover 31 swelling spacer 33 is housed.Holder 35 is fixed on the gear shift case 27, and the flange 36 that rotary outside framework oil seal is housed is fixed on the holder 35.The 3rd belt pulley 37 that is fixed on the output shaft 29 links to each other with flywheel on the clutch by belt.25 pairs the 3rd belt pulleys of spacer play the axial adjustment effect.38 pairs the 3rd belt pulleys 37 of gland compress.Pull-fork assembly also comprises equipped mutually shift fork swingle 42, shift fork 43, gland 44, spill spin block 45, shift fork head 46, thrust ball bearing; Form cover plate 39 is fixed on the cover plate 40.Gear shift seat 41 connects with cover plate 40 through thrust bearing.Shift fork swingle 42 connects with gear shift seat 41 by screw.Shift fork 43 connects with shift fork swingle 42 by screw.44 pairs of shift forks 43 of gland play the tightening effect.Shift fork head 46 passes through thread connection with spill spin block 45.Hexagonal flush end holding screw locks spill spin block 45 in having on shift fork head 46.Porous plug 48 is fixed on the cover plate 40 by screw thread.Ventilative nut 47 is spun on the porous plug 48 by screw thread.The purpose of putting ventilative nut 47 is in order to prevent that iron powder from entering in the gear shift case 27.
Most preferred embodiment of the present invention is illustrated, and various variations or the remodeling made by those of ordinary skills can not depart from the scope of the present invention.
Claims (8)
1. the gearshift of press for powder metallurgical forming, comprise first belt pulley (13) that is fitted in main motor (3) output shaft, described first belt pulley (13) links through belt (14) and second belt pulley (19), it is characterized in that: second belt pulley (19) is connected with splined shaft (23), and the middle part of splined shaft (23) is connected with spline gear (24); Described spline gear (24) has conjuncted high-order tooth and low level tooth, and corresponding matching has high-grade gear (20), low-grade gear (32) respectively, and high-grade gear (20) and low-grade gear (32) are fixed on the output shaft (29);
Between the blind flange (21) that the splined shaft (23) that is positioned at spline gear (24) upper end is gone up suit and the spacer (22) two angular contact bearings are installed, the splined shaft (23) that is positioned at spline gear (24) lower end is gone up between the stifle (28) that is equipped with and another spacer (26) two angular contact bearings also is housed;
Be positioned between spacer (18) equipped on the output shaft (29) in high-grade gear (20) outside and the stifle (15) two angular contact bearings are housed; Two angular contact bearings are installed in holder (35), and described holder (35) is fixed on the gear shift case (27); Conversion between the high-grade gear (20) of high-order tooth that described spline gear (24) is conjuncted and low level tooth and corresponding matching, the low-grade gear (32) cooperates control by the travel switch that comprises in the pull-fork assembly (8), gear shifting handle (10), gear shift seat (41) induction rod.
2. the gearshift of press for powder metallurgical forming according to claim 1 is characterized in that: described pull-fork assembly also comprises equipped mutually shift fork swingle (42), shift fork (43), gland (44), spill spin block (45), shift fork head (46), thrust ball bearing; Gear shift seat (41) connects with cover plate (40) through thrust bearing, gear shift seat (41) has shift fork swingle (42) through screw attachment, shift fork swingle (42) has shift fork (43) through screw attachment, shift fork (43) has been crimped with the gland (44) of tightening effect, shift fork (43) has shift fork head (46) through spill spin block (45) by thread connection, and the interior hexagonal flush end of shift fork head (46) holding screw locks spill spin block (45).
3. the gearshift of press for powder metallurgical forming according to claim 1 and 2, it is characterized in that: between the Half ring (30) of described output shaft (29) suit and the swelling cover gland (34) swelling cover (31) at interval is housed, between two swelling covers swelling spacer (33) is housed.
4. the gearshift of press for powder metallurgical forming according to claim 3, it is characterized in that: described high-grade gear (20) is fixed on the output shaft (29) through flat key.
5. the gearshift of press for powder metallurgical forming according to claim 4, it is characterized in that: described blind flange is equipped with round section joint ring on (21), and stifle is equipped with round section joint ring on (28).
6. the gearshift of press for powder metallurgical forming according to claim 2 is characterized in that: be fixed with form cover plate (39) and porous plug (48) on the described cover plate (40), ventilative nut (47) is spun on the porous plug (48) by screw thread.
7. the gearshift of press for powder metallurgical forming according to claim 6, it is characterized in that: described first belt pulley and second belt pulley have been equipped with the gland (16) of pressuring action, are fixed on another gland (38) that the 3rd belt pulley (37) on the output shaft (29) has been provided with pressuring action.
8. the gearshift of press for powder metallurgical forming according to claim 7, it is characterized in that: be fixed with microscler oil ga(u)ge (1) on the described gear shift case (27), the screw plug (2) of draining the oil is connected on the gear shift case (27) by gas thread, gear shift case (27) is fixed on the gear shift case and adjusts on the plate (11), and the gear shift case is adjusted plate (11) and is connected on the gear shift case fixed head (12) through moving joining of gear shift case adjustment piece (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100523349A CN100396477C (en) | 2006-07-06 | 2006-07-06 | Gear device of press for powder metallurgical forming |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100523349A CN100396477C (en) | 2006-07-06 | 2006-07-06 | Gear device of press for powder metallurgical forming |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1876360A CN1876360A (en) | 2006-12-13 |
| CN100396477C true CN100396477C (en) | 2008-06-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100523349A Expired - Fee Related CN100396477C (en) | 2006-07-06 | 2006-07-06 | Gear device of press for powder metallurgical forming |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100396477C (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2068009U (en) * | 1990-03-01 | 1990-12-26 | 屈云华 | Roller compaction machine |
| CN2400269Y (en) * | 1999-12-16 | 2000-10-11 | 天津市锻压机床总厂 | High-precision controller for use in powder article hydraulic press |
| CN1273904A (en) * | 1999-05-13 | 2000-11-22 | 吴素珍 | Pressing mechanism of powder forming press |
| JP2003290993A (en) * | 2002-03-29 | 2003-10-14 | Tamagawa Machinery Co Ltd | Metal mold clamping device for powder molding press machine |
-
2006
- 2006-07-06 CN CNB2006100523349A patent/CN100396477C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2068009U (en) * | 1990-03-01 | 1990-12-26 | 屈云华 | Roller compaction machine |
| CN1273904A (en) * | 1999-05-13 | 2000-11-22 | 吴素珍 | Pressing mechanism of powder forming press |
| CN2400269Y (en) * | 1999-12-16 | 2000-10-11 | 天津市锻压机床总厂 | High-precision controller for use in powder article hydraulic press |
| JP2003290993A (en) * | 2002-03-29 | 2003-10-14 | Tamagawa Machinery Co Ltd | Metal mold clamping device for powder molding press machine |
Non-Patent Citations (2)
| Title |
|---|
| 粉末冶金自动化压机的机构设计. 张华，唐家玮.沈阳理工大学学报，第24卷第2期. 2005 |
| 粉末冶金自动化压机的机构设计. 张华，唐家玮.沈阳理工大学学报，第24卷第2期. 2005 * |
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| Publication number | Publication date |
|---|---|
| CN1876360A (en) | 2006-12-13 |
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Granted publication date: 20080625 |