CN201436198U - Pressure point of a forcing press - Google Patents
Pressure point of a forcing press Download PDFInfo
- Publication number
- CN201436198U CN201436198U CN2009200576491U CN200920057649U CN201436198U CN 201436198 U CN201436198 U CN 201436198U CN 2009200576491 U CN2009200576491 U CN 2009200576491U CN 200920057649 U CN200920057649 U CN 200920057649U CN 201436198 U CN201436198 U CN 201436198U
- Authority
- CN
- China
- Prior art keywords
- worm gear
- oil cylinder
- forcing press
- nut
- worm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
A pressure point of a forcing press comprises a guide pillar, a slide block, a meshing worm gear and worm, wherein the guide pillar is connected with one end of an adjusting screw, the middle part of the adjusting screw is connected with an adjusting nut, the worm gear sleeved outside of the adjusting nut is connected with the adjusting nut through a key, the worm gear is meshed with the worm arranged in a worm gear box, a cylinder is arranged under the worm gear box and connected with the slide block, the adjusting nut is connected with a piston in the cylinder which is internally provided with a high-pressure oil pad and a vent communicated with the high-pressure oil pad, a wearing plate is arranged between the adjusting nut and the piston, and the outer rim of the wearing plate is connected with the inner wall of the cylinder through a retaining ring, the other end of the adjusting screw penetrates through the adjusting nut and the wearing plate and connects with the piston. The utility model has characteristics of good reliability, low failure rate, small height of complete machine and wide application range.
Description
Technical field
The utility model relates to the pressure spot of a kind of forcing press, particularly a kind of forcing press.
Background technology
The pressure spot of forcing press is the important load-supporting part of forcing press nominal pressure, has the function of closed height adjusting and slide block overload protection.
The high adjusting device of a kind of envelope is disclosed among the Chinese patent literature CN 2763029Y, comprise the ball rod that is connected with connecting rod, the worm gear that is meshed and worm screw and the guide pin bushing that fixes with fuselage, be provided with guide pillar in the guide pin bushing, be lined with bearing shell between guide pin bushing and the guide pillar, worm gear and worm shaft are to fixing with fuselage, be provided with the screw rod with the coaxial setting of worm gear in the worm gear, be connected by key between screw rod and the worm gear, screw rod or worm gear be provided with match with key and length greater than bond distance's guiding keyway; Guide pillar upper edge axis direction is provided with screwed hole, and the screw rod lower end is meshed with screwed hole on the guide pillar; The screw rod upper end is provided with ball cup, and the sphere end of ball rod is arranged in the ball cup.The high adjusting device complex structure of this envelope, poor reliability, cost of manufacture are also than higher.
The utility model content
The purpose of this utility model aims to provide a kind of simple and reasonable, good reliability, fault rate is low, the complete machine height is little, the pressure spot of the forcing press of applied range, to overcome weak point of the prior art.
Press the pressure spot of a kind of forcing press of this purpose design, comprise guide pillar, slide block, the worm gear that is meshed and worm screw, an end that it is characterized in that guide pillar and adjustment screw rod joins, the middle part of adjustment screw rod and adjustment nut join, and are enclosed within the worm gear of adjusting on the nut outward and join by key and adjustment nut, and the worm gear worm screw interior with being arranged on worm gear case is meshed, the below of worm gear case is provided with oil cylinder, oil cylinder and slide block join, and adjust nut and in-oil cylinder piston and join, and are provided with the high pressure lubricating pad in the oil cylinder.
Described oil cylinder is provided with the connected entrance that communicates with the high pressure lubricating pad.
Be provided with wear strip between described adjustment nut and the piston.
The outer rim of described wear strip is joined by the inwall of baffle ring and oil cylinder.
The other end of described adjustment screw rod joins with piston after passing and adjusting nut and wear strip.
Described oil cylinder and worm gear case are affixed.
Described adjustment nut overcoat has gland, and gland and worm gear case join.
Described key is a flat key.
Pressure spot in the utility model comprises two parts, and the top of pressure spot is connected with guide pillar 8 by adjusting screw(rod) 6, and the lower part of pressure spot is connected with slide block 7 by oil cylinder 5, will pass to slide block from the power of guide pillar when the forcing press operate as normal.
Mechanism reliability of the present utility model is strong, and fault rate is low, and adjusting screw(rod) adopts down-regulation type, compact conformation, and the closed height regulated quantity is big, can reduce the length of press connecting rod and guide pillar, reduces the complete machine height simultaneously; It has applied range, both can be used for big stroke one point press, also can be used in heavy type, the large-scale multiple spot press ram mechanism.
The utlity model has good reliability, fault rate is low, the complete machine height is little and the characteristics of applied range.
Description of drawings
Fig. 1 is the utility model one embodiment broken section structural representation.
Fig. 2 is that M-M among Fig. 1 is to the sectional structure schematic diagram.
Among the figure: 1 is gland, and 2 for adjusting nut, and 3 is worm gear, and 4 is worm gear case, and 5 is oil cylinder, and 6 for adjusting screw rod, and 7 is slide block, and 8 is guide pillar, and 9 is flat key, and 10 is wear strip, and 11 is baffle ring, and 12 is piston, and 13 is worm screw.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further described.
Referring to Fig. 1-Fig. 2, the pressure spot of this forcing press comprises guide pillar 8, slide block 7, worm gear 3 and worm screw 13, and an end of guide pillar 8 and adjustment screw rod 6 joins, and the middle part of adjusting screw rod 6 joins with adjustment nut 2, adjusts outside the nut 2 and is with gland 1, and gland and worm gear case 4 join.Being enclosed within the worm gear of adjusting on the nut 23 outward joins by key 9 and adjustment nut 2, worm gear 3 is meshed with worm screw 13 in being arranged on worm gear case 4, the below of worm gear case 4 and oil cylinder 5 join, oil cylinder 5 joins with slide block 7, the piston of adjusting in nut 2 and the oil cylinder 5 12 joins by wear strip 10, and the outer rim of wear strip 10 is joined by the inwall of baffle ring 11 with oil cylinder 5.The other end of adjusting screw rod 6 joins with piston 12 after passing and adjusting nut 2 and wear strip 10.Be provided with high pressure lubricating pad A in the oil cylinder 5, oil cylinder 5 is provided with the connected entrance P that communicates with high pressure lubricating pad A.Key 9 in the present embodiment is a flat key.
The regulatory function of forcing press: the worm gear 3 of regulating 13 rotations of driven by motor worm screw and worm screw 13 engagements passes through key 9 drives and adjusts nut 2 rotations, adjusts nut 2 and adjusting screw(rod) 6 generation relative displacements, thereby reaches the purpose that slide block seals high adjusting.
The overload protection function of forcing press: the inner chamber that enters oil cylinder by the hydraulic oil of overload protection valve control by connected entrance P; form high pressure lubricating pad A; in punching course; when the forcing press overload surpasses 10% nominal pressure; the vapor liquid equilibrium of overload protection valve is destroyed, and the high pressure of inner chamber is by passing through connected entrance P abrupt release, and punching press stops; its protection stroke is T, sees Fig. 1.
Claims (8)
1. the pressure spot of a forcing press, comprise guide pillar (8), slide block (7), the worm gear (3) that is meshed and worm screw (13), an end that it is characterized in that guide pillar and adjustment screw rod (6) joins, the middle part of adjusting screw rod joins with adjustment nut (2), being enclosed within the worm gear of adjusting on the nut outward joins by key (9) and adjustment nut, the worm gear worm screw interior with being arranged on worm gear case (4) is meshed, the below of worm gear case is provided with oil cylinder (5), oil cylinder and slide block join, adjust nut and in-oil cylinder piston (12) and join, be provided with high pressure lubricating pad (A) in the oil cylinder.
2. the pressure spot of forcing press according to claim 1 is characterized in that described oil cylinder (5) is provided with the connected entrance (P) that communicates with high pressure lubricating pad (A).
3. the pressure spot of forcing press according to claim 1 is characterized in that being provided with wear strip (10) between described adjustment nut (2) and the piston (12).
4. the pressure spot of forcing press according to claim 3 is characterized in that the outer rim of described wear strip (10) is joined by the inwall of baffle ring (11) with oil cylinder (5).
5. the pressure spot of forcing press according to claim 4, the other end that it is characterized in that described adjustment screw rod (6) joins with piston (12) after passing and adjusting nut (2) and wear strip (10).
6. according to the pressure spot of claim 1 or 4 described forcing presses, it is characterized in that described oil cylinder (5) and worm gear case (4) are affixed.
7. according to the pressure spot of claim 1 or 3 described forcing presses, it is characterized in that being with gland (1) outside the described adjustment nut (2), gland and worm gear case (4) join.
8. the pressure spot of forcing press according to claim 1 is characterized in that described key (9) is a flat key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200576491U CN201436198U (en) | 2009-05-28 | 2009-05-28 | Pressure point of a forcing press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200576491U CN201436198U (en) | 2009-05-28 | 2009-05-28 | Pressure point of a forcing press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201436198U true CN201436198U (en) | 2010-04-07 |
Family
ID=42372655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200576491U Expired - Fee Related CN201436198U (en) | 2009-05-28 | 2009-05-28 | Pressure point of a forcing press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201436198U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102649321A (en) * | 2011-02-26 | 2012-08-29 | 荣成金辰机械制造有限公司 | Worm gear case of press machine |
| CN109550825A (en) * | 2019-01-25 | 2019-04-02 | 安徽远都机床股份有限公司 | A kind of slide block mechanism of closed type single point press |
| CN111391395A (en) * | 2020-03-24 | 2020-07-10 | 扬州精善达伺服成形装备有限公司 | Press slide block multipoint servo adjusting system and method |
-
2009
- 2009-05-28 CN CN2009200576491U patent/CN201436198U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102649321A (en) * | 2011-02-26 | 2012-08-29 | 荣成金辰机械制造有限公司 | Worm gear case of press machine |
| CN109550825A (en) * | 2019-01-25 | 2019-04-02 | 安徽远都机床股份有限公司 | A kind of slide block mechanism of closed type single point press |
| CN111391395A (en) * | 2020-03-24 | 2020-07-10 | 扬州精善达伺服成形装备有限公司 | Press slide block multipoint servo adjusting system and method |
| CN111391395B (en) * | 2020-03-24 | 2021-12-14 | 扬州精善达伺服成形装备有限公司 | Press slide multi-point servo adjusting system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100407 Termination date: 20110528 |