CN101941299B - Multi-station friction screw press - Google Patents
Multi-station friction screw press Download PDFInfo
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- CN101941299B CN101941299B CN 201010271554 CN201010271554A CN101941299B CN 101941299 B CN101941299 B CN 101941299B CN 201010271554 CN201010271554 CN 201010271554 CN 201010271554 A CN201010271554 A CN 201010271554A CN 101941299 B CN101941299 B CN 101941299B
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- slide block
- station
- described slide
- screw rod
- screw
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Abstract
The invention relates to a multi-station friction screw press which comprises a body, a multi-station mold, a slide block, a screw, a plurality of guide rails and a screw driving device, wherein the multi-station mold is arranged on the workbench of the body; the slide block is arranged above the multi-station mold; one end of the screw is inserted into the slide block and is rotatablely connected with the slide block, and the screw drives the slide block to move up and down; the plurality of guide rails are arranged on the body and are used for guiding the slide block, and the distance among the guide rails is suitable for the slide block to slide among the guide rails; the screw driving device is connected with the other end of the screw and can drive the screw to rotate forward or backward and simultaneously rise or fall; the ratio of the longitudinal height of the slide block along the length direction of the guide rails to the minimum transverse width of the size of the slide block is greater than 1.5; and the gap between the outer diameter of the screw and the minimum inner diameter of the opening at the inserting end of the slide block is 0.3-0.5mm. The invention provides an economical multi-station friction screw press which can be used for multi-station forging.
Description
Technical field
The present invention relates to a kind of forcing press, specifically a kind of multi-station friction screw press.
Background technology
The characteristics that multistation forges are once to realize the forging of a plurality of stations on a forcing press.Compare with single station forging, have following advantage: equipment investment is few, and it is little to take plant area, does not exist in the remote handover process of forging between two stations, and forging cools off easily, thereby affects the problem of forging quality.But because the distribution of each station on mould is different, and the required not equal many-sided factor of forming force of each station, be difficult to guarantee Center of Pressure and the forcing press center superposition of mould, thereby when forging and pressing, the offset loading force of mould reaction on forcing press appears in the meeting that is difficult to avoid.
The equipment that can carry out at present the multistation forging mainly contains hotdie forging press and electric screw press, but because their ubiquity complex structures, manufacture difficulty is large, manufacturing cycle is long, the high cost shortcoming, therefore, final result is to cause the manufacturing cost of forging high, and the market competitiveness is poor.And traditional friction screw press is when applying to multistation and forging, the slide block place of friction screw press causes slide block to tilt easily because bearing offset loading force, and 2 situations about contacting of slide block and guide rail as shown in Figure 1 appear in the inclination of slide block easily, screw rod also can occur along with the inclination of slide block crooked simultaneously, the stress of guide rail and screw rod be will certainly strengthen like this, guide rail and screw failure caused.Because screw rod is the forcing press major part, screw failure just means that forcing press lost efficacy.Exactly because unbalance loading causes bent screws to lose efficacy easily, uses as the multistation forging equipment thereby limited friction press.
Summary of the invention
For this reason, technical problem to be solved by this invention is to cause easily when the slide block of traditional friction screw press of the prior art bears unbalance loading screw failure, and can not apply to the problem that multistation forges, provide a kind of and can apply to the multi-station friction screw press that multistation forges.
For solving the problems of the technologies described above, a kind of multi-station friction screw press of the present invention comprises
Fuselage;
Multi-station mold, described multi-station mold are arranged on the workbench of described fuselage;
Slide block, described slide block is arranged at the top of described multi-station mold;
Screw rod, described screw rod one end inserts in the described slide block, is connected with described slide block rotationally, and drives described slide block and move up and down;
Many guide rails, described guide rail are arranged on the described fuselage, described slide block is led, and the suitable described slide block of the distance between the described guide rail slide between described guide rail;
Spiro driving device, described spiro driving device is connected with the other end of described screw rod, and can drive described screw rod just or counter-rotating time rise or descend;
Described slide block along the ratio of vertical height of rail length direction and the transverse width of the size minimum of described slide block greater than 1.5, and the gap of the minimum diameter of the external diameter of described screw rod and described slide block insertion end opening is the 0.3-0.5 millimeter.
Above-mentioned multi-station friction screw press, described slide block along the ratio of vertical height of rail length direction and the transverse width of the size minimum of described slide block greater than 1.5, be less than or equal to 1.8.
Above-mentioned multi-station friction screw press, the insertion end opening of described slide block is to be made of the slide block guide pin bushing.
Above-mentioned multi-station friction screw press, each station of described multi-station mold is integrally formed on the mould.
Above-mentioned multi-station friction screw press, maximum briquetting pressure station is arranged on described multi-station mold center, and other shaping station are arranged on being around distribution of described multi-station mold center all around; And each described station satisfies constraints: the maximum forming force of every station and this station pressure center are not more than forcing press eccentric moment allowable to the product of described multi-station mold centre distance.
Technique scheme of the present invention has the following advantages compared to existing technology, 1, in the present invention, slide block along the ratio of vertical height of rail length direction and the transverse width of the size minimum of slide block greater than 1.5, can guarantee that like this slide block possesses enough vertical height along the rail length direction, when slide block is subject to offset loading force, guide rail can retrain reliably to slide block, make slide block be difficult for tilting, both protected guide rail, protected again screw rod, and the gap of the minimum diameter of the external diameter of screw rod and slide block insertion end opening is the 0.3-0.5 millimeter, even slide block is because being subjected to the offset loading force run-off the straight, but owing to be reserved with in advance suitable gap between slide block and the screw rod, so the slide block that tilts can contact with guide rail first, so just can guarantee that unbalance loading moment mainly born by the both sides guide rail, thus the suffered moment of flexure of reduction screw rod, improve the screw rod life-span, thereby improve the life-span of fly press; 2, each station of multi-station mold is integrally formed on the mould, and each station can be drawn close to the center as far as possible, so that the spacing of each station spare is compacter, thereby reduces unbalance loading moment, reduces the infringement to forcing press.
Description of drawings
For content of the present invention is more likely to be clearly understood, the below according to a particular embodiment of the invention and by reference to the accompanying drawings, the present invention is further detailed explanation, wherein
Fig. 1 is the schematic diagram that traditional friction screw press is subjected to screw failure after the unbalance loading;
Fig. 2 is the schematic diagram at slide block and screw rod place in the multi-station friction screw press of the present invention;
Fig. 3 is the schematic diagram of multi-station friction screw press of the present invention
Fig. 4 is the schematic diagram of multi-station mold of the present invention.
Reference numeral is expressed as among the figure: 1-fuselage, 2-multi-station mold, 3-slide block, 4-screw rod, 5-guide rail, 6-spiro driving device, 7-slide block guide pin bushing.
The specific embodiment
Shown in Fig. 2-4, a kind of multi-station friction screw press of present embodiment comprises fuselage 1; Be arranged on the multi-station mold 2 on the workbench of described fuselage 1; Be arranged at the slide block 3 of the top of described multi-station mold 2; One end inserts in the described slide block 3, be connected with described slide block 3 rotationally, and drive the screw rod 4 that described slide block 3 moves up and down, be arranged on the described fuselage 1, the many guide rails 5 that described slide block 3 is led, and the distance between the described guide rail 5 is fit to described slide block 3 and slides between described guide rail 5; Be connected with the other end of described screw rod 4, and can drive described screw rod 4 just or counter-rotating time the spiro driving device 6 that rises or descend; In the present embodiment, each station of described multi-station mold 2 is integrally formed on the mould, and each station can be drawn close to the center as far as possible, so that the spacing of each station spare is compacter, thereby reduces unbalance loading moment, reduces the infringement to forcing press.Solved traditional multistation and forged, be necessary for independently that each station die is reserved with the space of independent installation, thereby caused the spacing between each station larger, the unbalance loading moment that forcing press bears is larger problem also.Maximum briquetting pressure station is arranged on described multi-station mold 2 centers, and other shaping station are arranged on being around distribution of described multi-station mold 2 centers all around; And each described station satisfies constraints: the maximum forming force of every station and this station pressure center are not more than forcing press eccentric moment allowable to the product of described multi-station mold 2 centre distances.
The degree that when bearing certain unbalance loading moment, tilts in order to reduce described slide block 3; and avoid the bending of described screw rod 4 when described slide block 3 tilts; described slide block 3 along the ratio of vertical height of guide rail 5 length directions and the transverse width of the size minimum of described slide block 3 greater than 1.5; can guarantee that so described slide block 3 possesses enough vertical height along described guide rail 5 length directions; when described slide block 3 is subject to offset loading force; described guide rail 5 can retrain reliably to described slide block 3; make described slide block 3 be difficult for tilting; both protected described guide rail 5; protected again described screw rod 4; and the gap of the minimum diameter of the external diameter of described screw rod 4 and described slide block 3 insertion end openings is the 0.3-0.5 millimeter; even described slide block 3 is because being subjected to the offset loading force run-off the straight; but owing to be reserved with in advance rational gap between described slide block 3 and the described screw rod 4; so the described slide block 3 that tilts can contact with described guide rail 5 first; so just can guarantee that unbalance loading moment mainly born by the described guide rail 5 in both sides; thereby reduce the suffered moment of flexure of described screw rod 4; improve described 5 life-spans of screw rod; thereby improve the life-span of fly press; and the gap in the 0.3-0.5 millimeter scope does not affect cooperating and normal operation of described slide block 3 and described screw rod 4, can reach again the effect of protecting described screw rod 4 simultaneously.Certainly, vertical height along guide rail 5 length directions of described slide block 3 is larger with the ratio of the ratio of the transverse width of the size minimum of described slide block 3, described slide block 3 is less in the degree that is subjected to the offset loading force run-off the straight, but this can cause the size of described slide block 3 larger, both increased the cost of making described slide block 3, need again to increase larger driving moment, in the present embodiment, the ratio along vertical height of guide rail 5 length directions and the transverse width of the size minimum of described slide block 3 of described slide block 3 is 1.6, when can guarantee described slide block 3 anti-inclination, the size less of described slide block, saved cost, the gap of the minimum diameter of the external diameter of described screw rod 4 and described slide block 3 insertion end openings is 0.3 millimeter.In the present embodiment, the insertion end opening of described slide block 3 is to be made of slide block guide pin bushing 7.
Certainly, in other embodiments, described multi-station mold 2 also can be made of a plurality of independently station dies.
In other embodiments, the ratio along vertical height of guide rail 5 length directions and the transverse width of the size minimum of described slide block 3 of described slide block 3 is 1.8.And the gap of the minimum diameter of the external diameter of described screw rod 4 and described slide block 3 insertion end openings is 0.5 millimeter.
In other embodiments, the ratio along vertical height of guide rail 5 length directions and the transverse width of the size minimum of described slide block 3 of described slide block 3 is 1.7.And the gap of the minimum diameter of the external diameter of described screw rod 4 and described slide block 3 insertion end openings is 0.4 millimeter.
Obviously, above-described embodiment only is for example clearly is described, and is not the restriction to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give all embodiments exhaustive.And the apparent variation of being extended out thus or change still are among the protection domain of the invention.
Claims (5)
1. a multi-station friction screw press comprises
Fuselage (1);
Multi-station mold (2), described multi-station mold (2) is arranged on the workbench of described fuselage (1);
Slide block (3), described slide block (3) is arranged at the top of described multi-station mold (2);
Screw rod (4), described screw rod (4) one ends insert in the described slide block (3), are connected with described slide block (3) rotationally, and drive described slide block (3) and move up and down;
Many guide rails (5), described guide rail (5) is arranged on the described fuselage (1), described slide block (3) is led, and the suitable described slide block (3) of the distance between the described guide rail (5) slides between described guide rail (5);
Spiro driving device (6), described spiro driving device (6) is connected with the other end of described screw rod (4), and can drive described screw rod (4) just or counter-rotating time rise or descend;
It is characterized in that:
Described slide block (3) along the ratio of vertical height of guide rail (5) length direction and the transverse width of the size minimum of described slide block (3) greater than 1.5, and the gap of the minimum diameter of the external diameter of described screw rod (4) and described slide block (3) insertion end opening is the 0.3-0.5 millimeter.
2. multi-station friction screw press according to claim 1, it is characterized in that: described slide block (3) along the ratio of vertical height of guide rail (5) length direction and the transverse width of the size minimum of described slide block (3) greater than 1.5, be less than or equal to 1.8.
3. multi-station friction screw press according to claim 1 and 2, it is characterized in that: the insertion end opening of described slide block (3) is to be made of slide block guide pin bushing (7).
4. multi-station friction screw press according to claim 3, it is characterized in that: each station of described multi-station mold (2) is integrally formed on the mould.
5. multi-station friction screw press according to claim 4, it is characterized in that: maximum briquetting pressure station is arranged on described multi-station mold (2) center, and other shaping station are arranged on being around distribution of described multi-station mold (2) center all around; And each described station satisfies constraints: the maximum forming force of every station and this station pressure center are not more than forcing press eccentric moment allowable to the product of described multi-station mold (2) centre distance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010271554 CN101941299B (en) | 2010-09-03 | 2010-09-03 | Multi-station friction screw press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010271554 CN101941299B (en) | 2010-09-03 | 2010-09-03 | Multi-station friction screw press |
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| Publication Number | Publication Date |
|---|---|
| CN101941299A CN101941299A (en) | 2011-01-12 |
| CN101941299B true CN101941299B (en) | 2013-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010271554 Expired - Fee Related CN101941299B (en) | 2010-09-03 | 2010-09-03 | Multi-station friction screw press |
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| CN (1) | CN101941299B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102236140B1 (en) | 2009-09-16 | 2021-04-02 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | Light-emitting device and manufacturing method thereof |
| CN103084526B (en) * | 2011-11-02 | 2015-09-30 | 青岛青锻锻压机械有限公司 | Frequency conversion type double disk friction screw press |
| CN102773375B (en) * | 2012-07-24 | 2015-01-07 | 深圳市华星光电技术有限公司 | Method and equipment for manufacturing back frame of panel display device |
| CN103085312B (en) * | 2013-01-24 | 2015-12-02 | 东莞市虹瑞机械五金有限公司 | Gantry punch press of five guide rod structures |
| DE102015116974A1 (en) * | 2015-10-06 | 2017-04-06 | Langenstein & Schemann Gmbh | Forming device, in particular screw press and method for forming workpieces |
| CN111760960A (en) * | 2020-06-30 | 2020-10-13 | 深圳市尚明精密模具有限公司 | Stamping device with positioning and guiding structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3431306A1 (en) * | 1984-08-25 | 1986-03-06 | SMS Hasenclever Maschinenfabrik GmbH, 4000 Düsseldorf | Screw press |
| CN2064302U (en) * | 1989-12-09 | 1990-10-24 | 营口市石棉水泥制品厂 | Multi-working position presser with opening and fixing disk stand |
| CN201002342Y (en) * | 2007-01-19 | 2008-01-09 | 天津市昊鼎精密机械技术有限公司 | Roller screw press |
| CN201061917Y (en) * | 2007-07-12 | 2008-05-21 | 青岛宏达锻压机械有限公司 | Electric screw press |
| CN201244650Y (en) * | 2008-08-28 | 2009-05-27 | 青岛宏达锻压机械有限公司 | Stepping motor type electric screw press |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3689010B2 (en) * | 2001-03-15 | 2005-08-31 | 株式会社放電精密加工研究所 | Press machine |
-
2010
- 2010-09-03 CN CN 201010271554 patent/CN101941299B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3431306A1 (en) * | 1984-08-25 | 1986-03-06 | SMS Hasenclever Maschinenfabrik GmbH, 4000 Düsseldorf | Screw press |
| CN2064302U (en) * | 1989-12-09 | 1990-10-24 | 营口市石棉水泥制品厂 | Multi-working position presser with opening and fixing disk stand |
| CN201002342Y (en) * | 2007-01-19 | 2008-01-09 | 天津市昊鼎精密机械技术有限公司 | Roller screw press |
| CN201061917Y (en) * | 2007-07-12 | 2008-05-21 | 青岛宏达锻压机械有限公司 | Electric screw press |
| CN201244650Y (en) * | 2008-08-28 | 2009-05-27 | 青岛宏达锻压机械有限公司 | Stepping motor type electric screw press |
Non-Patent Citations (2)
| Title |
|---|
| JP特开2002-263900A 2002.09.17 |
| 方昆凡.间隙配合.《公差与配合实用手册》.机械工业出版社,2006,106. * |
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| CN101941299A (en) | 2011-01-12 |
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Granted publication date: 20130320 Termination date: 20130903 |