CN2207895Y - Clamping locating device of bar header - Google Patents
Clamping locating device of bar header Download PDFInfo
- Publication number
- CN2207895Y CN2207895Y CN 94230356 CN94230356U CN2207895Y CN 2207895 Y CN2207895 Y CN 2207895Y CN 94230356 CN94230356 CN 94230356 CN 94230356 U CN94230356 U CN 94230356U CN 2207895 Y CN2207895 Y CN 2207895Y
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- dynamic model
- clamping
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- quiet
- cam
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Abstract
The utility model relates to a clamping positioning device of a bar header, comprising an upper positioning clamp and a lower positioning clamp. The clamping positioning device of a bar header is characterized in that the upper positioning clamp is composed of a static mold, a movable mold, a cam driving the movable mold and a mold holder, and the clamping positioning device of a bar header utilizes bar blanks on the high-position section of the cam to clamp and position. The utility model has the advantages of simple structure, convenient operation, and accurate positioning.
Description
The utility model relates to a kind of clamping positioning mechanism that excellent blank is carried out the hot heading operation; Particularly be applicable to the bar clamping and positioning of heading on various UP machines.
On the bar hot heading is produced, the specialized production in enormous quantities in enormous quantities is to adopt special-purpose horizontal forging and upsetting machine to carry out, but for medium and small enterprise, horizontal forging and upsetting machine not only needs great amount of investment but also strongly professional, the characteristics that be difficult in the adaptation, small enterprise products are little in batches, grade change is fast.These enterprises carry out this operation and adopt universal forcing presses such as crank press, friction press usually.Generally under the production in enormous quantities condition, be location and the fixation problem that solves processed blank, its detent mechanism has Mechanical Driven Wedge type or toggle rod type rigidity clamp mechanism, or be the hydraulic clamp detent mechanism, because of above-mentioned mechanism structure complicated, volume is big, install and adjust also relatively difficulty, therefore, generally under the small lot batch manufacture condition, usually adopt the clamping positioning mechanism of structure as shown in Figure 1, this clamping positioning mechanism is to clamp partial fixing by following localization part and last location to constitute on template, wherein going up the location clamping part is by two halves matched moulds a, b, die sleeve, die sleeve is fixed on pressing plate on the template and set bolt is formed, two halves combination die and die sleeve are for to cooperate with pyramidal plane; Following localization part is and coaxial locating sleeve and positioning seat and setscrew nut and the locking nut composition that is fixed on the template of die sleeve inner chamber; After bar being put into center, the blank lower end location of two halves combination die, combination die glides along the table conical surface in the die sleeve, until matched moulds with bar clamp, the location.Though this structure is simple, also exists some defectives: the one, need simultaneously many people's operations, per half combination die all needs a people to hold, need a taper that blank is put into mould in addition, behind the heading, take out corresponding combination die more separately to take out blank, it is more numerous to operate.Two, this clamp mechanism is to the bad adaptability of the diameter dimension deviation of excellent blank, this combination die die cavity is with the standard blank diameter, and definite cavity dimension is when blank diameter equals combination die die cavity size, combination die and die sleeve and blank card mutually close, and carry out heading; When blank diameter during less than combination die die cavity size, in blank and the combination die die cavity certain interval is arranged, cause the location inaccurate, situation is serious, influences the heading quality; Under the situation of blank diameter greater than combination die die cavity size, cause combination die and die sleeve finely not to coincide, the two halves combination die is matched moulds and produce the gap fully, situation seriously can cause can't heading, situation is slight, though can heading, burr can appear at the matched moulds gap location, and need polishing to remove.In sum, this detent mechanism and imperfection are badly in need of solving.
Goal of the invention of the present utility model is to provide a kind of accurately clamping positioning mechanism of clamping and positioning, and a kind of bar heading clamping positioning mechanism of simple operation especially is provided.
The bar heading clamping positioning mechanism that the utility model provides, comprise that the location clamping part of going up that is fixed on the template constitutes with following localization part, following localization part comprises locating sleeve, positioning seat and locking member composition, be primarily characterized in that locating clamping part is made up of two halves combination die, die holder and cam, wherein the two halves combination die is respectively a quiet mould and a dynamic model, intermediate cavity quiet, that dynamic model forms is used to place excellent blank, quiet mould is fixedly installed in the quiet die holder, dynamic model is subjected to the promotion of the cam that pastes with its top and slippage realizes the clamping and positioning to excellent blank.
In such scheme, can pack in this mechanism for guaranteeing long excellent blank, on the locating sleeve in the localization part down, promptly the sidewall that exposes of locating sleeve is provided with an elongated hole, and the hole is wider than blank diameter.
The bar heading clamping positioning mechanism of technique scheme is that axle is fixed on cam on the template, breaks away from dynamic model or promote dynamic model with its low spot section and high some section to be harmonious with quiet mould, realizes loading and unloading or pressing blank.Because quiet mould fixed-site and coaxial with locating sleeve, therefore, during as the benchmark matched moulds, blank is just clamped upright, accurately locate, blank can one time heading be shaped, also solved the Burr Problem that existing detent mechanism produces the blank bad adaptability, good to the adaptability of the normal fluctuation of blank diameter size.Only need a people or machinery to operate, laborsaving, convenient, fast.Can enhance productivity greatly.In addition, the design of microscler through hole has improved the situation adaptability that mechanism is long to blank, the stroke of a press is little on the locating sleeve, this clamping positioning mechanism can be applied on the more UP machine, in the face of the selectivity reduction of device travel parameter.
Fig. 1 is the typical structure schematic diagram of existing bar clamping positioning mechanism
Fig. 2 is the vertical view of the clamping positioning mechanism of design of the present utility model
Fig. 3 is the longitudinal sectional view of Fig. 2 mechanism
To exemplify explanation the utility model according to specific embodiment shown in the accompanying drawing below:
Bar heading clamping positioning mechanism shown in the figure is made up of with following localization part 3 the location clamping part 2 of going up that is fixed on the template 1, be installed on the workbench 10 of UP machine, last location clamping part is arranged at template 1 upper surface, comprise that two halves combination die, die holder and a cam constitute, the two halves matched moulds is respectively a quiet mould 23 and a dynamic model 21, quiet die holder 24 is fixed on the template 1, and quiet mould 23 is fixing through bolt 25 in quiet die holder 24.Dynamic model 21 can slide along 20 slideways that form between the two dynamic model guide plates 22 that are fixed on the template 1, and camshaft 11 vertical fixing are on the template 1 in dynamic model 21 outsides, and cam 20 can promote dynamic model 21 and slide.Can weld one handle 29 on the cam 20, manually-operated, or this cam 20 of mechanical actuating.
Following localization part is arranged at template 1 lower surface place, it comprises the setscrew nut 33 that locating sleeve 31 is threaded with locating sleeve 31, positioning seat 32 and the locking nut 34 of being located at locating sleeve 31 positioning chamber lower end central authorities, and locating sleeve 31 is threaded with template 1 with through hole 12 on quiet its upper end edge template 1 of mould 23 die cavity coaxial lines.
The course of action of this bar heading clamping positioning mechanism is: excellent blank 5 is put into along combination die die cavity 28 and locating sleeve 31 tube chambers, its lower end is supported on the positioning seat 32, and after making the die cavity of excellent blank 5 tight obedient quiet moulds 23, move handle 29, dynamic model 21 with the contact point of cam 20 by the low spot section when height point section changes, dynamic model 21 is promoted forward and quiet mould 23 matched moulds by cam, makes excellent blank 5 tightening state of being kept upright.Behind the heading, move handle 29 cam 20 and the contact point of dynamic model 21 are broken away from from high-order section, and relative with low letter section, remove active force to dynamic model 21, available band jaw tong are dialled and take out blank 5 behind dynamic models; One compression spring can be installed on the dynamic model 21 and between the quiet die holder 24, make dynamic model when the active force of no cam 20, quiet, dynamic model be separated, take out the heading material by the compression stress of spring.
In last embodiment, be vertically to place a microscler blank from top to bottom.But for the slightly longer blank of some sizes, because the press stroke is little, spatial constraints between patrix and the counterdie, the blank of just can't packing into, therefore, just locating sleeve 31 stage casings are opened vertically a microscler through hole 36 in the design, on this hole 36 to template 1 spin the position, down to positioning seat 32 places, the hole shape width should be greater than maximum blank diameter.When blank 5 was placed, its lower end can be by stretching out in the slotted hole 36, after the upper end places patrix 4 inner chambers, its lower end set upright falls within on the positioning seat 32.
Going up in the clamping part of location in this mechanism, another structure is that dynamic model 21 is fixed in the dynamic model seat 22, promotes dynamic model seat 22 by cam 20 and drives mould 21 motions.
Claims (4)
1, a kind of clamping positioning mechanism of bar heading, it comprises and being individually fixed on the template, under go up location clamping part and following localization part, following localization part (3) comprises locating sleeve (31), positioning seat (32) and locking member are formed, it is characterized in that location clamping part (2) is by the two halves combination die, die holder and cam are formed, wherein the two halves combination die is respectively a quiet mould (23) and a dynamic model (21), quiet, dynamic model (23,21) intermediate cavity of Xing Chenging (28) and the coaxial setting of locating sleeve die cavity, be used to place excellent blank, quiet mould (23) is fixedly installed in the quiet die sleeve (24), dynamic model (21) is subjected to the promotion of the cam (20) that pastes with its top and slippage realizes the clamping and positioning to bar (5).
2, clamping positioning mechanism according to claim 1 is characterized in that having a microscler through hole (36) in locating sleeve (31) stage casing, and this through hole width is greater than the bar diameter.
3, clamping positioning mechanism according to claim 1 and 2 is characterized in that being provided with between quiet die holder (24) and the dynamic model (21) a compression spring.
4,, it is characterized in that dynamic model (21) is fixed in the dynamic model seat (22), promotes both by cam (20) and slides together according to claim 1,2 or 3 described clamping positioning mechanisms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94230356 CN2207895Y (en) | 1994-09-30 | 1994-09-30 | Clamping locating device of bar header |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94230356 CN2207895Y (en) | 1994-09-30 | 1994-09-30 | Clamping locating device of bar header |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2207895Y true CN2207895Y (en) | 1995-09-20 |
Family
ID=33842478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94230356 Expired - Fee Related CN2207895Y (en) | 1994-09-30 | 1994-09-30 | Clamping locating device of bar header |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2207895Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102581196A (en) * | 2012-02-17 | 2012-07-18 | 天津市天锻压力机有限公司 | Wing rail clamping device |
| CN103658482A (en) * | 2013-12-04 | 2014-03-26 | 江苏宏丰奥凯机电有限公司 | Blocking ruler of heading machine |
| CN104959512A (en) * | 2015-07-25 | 2015-10-07 | 周盈裕 | Metal forging machine pliers |
| CN107999682A (en) * | 2017-12-29 | 2018-05-08 | 天津天海精密锻造有限公司 | Quick-replaceable lower module and mould |
| CN114179151A (en) * | 2021-11-30 | 2022-03-15 | 上海中远海运重工有限公司 | Special fixture for clamping PVC (polyvinyl chloride) pipe |
-
1994
- 1994-09-30 CN CN 94230356 patent/CN2207895Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102581196A (en) * | 2012-02-17 | 2012-07-18 | 天津市天锻压力机有限公司 | Wing rail clamping device |
| CN103658482A (en) * | 2013-12-04 | 2014-03-26 | 江苏宏丰奥凯机电有限公司 | Blocking ruler of heading machine |
| CN104959512A (en) * | 2015-07-25 | 2015-10-07 | 周盈裕 | Metal forging machine pliers |
| CN104959512B (en) * | 2015-07-25 | 2017-03-01 | 东莞市华茂电子集团有限公司 | A kind of metal forging machine clamps handss |
| CN107999682A (en) * | 2017-12-29 | 2018-05-08 | 天津天海精密锻造有限公司 | Quick-replaceable lower module and mould |
| CN114179151A (en) * | 2021-11-30 | 2022-03-15 | 上海中远海运重工有限公司 | Special fixture for clamping PVC (polyvinyl chloride) pipe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |