CN201500727U - Limit ring die - Google Patents
Limit ring die Download PDFInfo
- Publication number
- CN201500727U CN201500727U CN2009202352870U CN200920235287U CN201500727U CN 201500727 U CN201500727 U CN 201500727U CN 2009202352870 U CN2009202352870 U CN 2009202352870U CN 200920235287 U CN200920235287 U CN 200920235287U CN 201500727 U CN201500727 U CN 201500727U
- Authority
- CN
- China
- Prior art keywords
- die
- punch
- upper cavity
- cavity die
- counterdie
- 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 - Lifetime
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- Punching Or Piercing (AREA)
Abstract
The utility model discloses a limit ring die with high processing precision and high production efficiency, comprising an upper die plate and a lower die plate. An upper convex die and an upper concave die are arranged below the upper die plate; the upper concave die is sleeved outside the upper convex die, and the upper convex die and the upper concave die are fixedly connected to the upper die plate; the lower die plate is fixedly provided with a lower die which is provided with a discharge cavity, and the discharge cavity simultaneously penetrates through the lower die plate; the external diameter of the lower end face of the upper convex die is provided with a knife edge, the internal diameter of the lower end face of the upper concave die is provided with a knife edge, and the internal and external diameters of the upper end faces of the lower die are respectively provided with a knife edge.
Description
Technical field
The utility model relates to a kind of mould of processing locating snap ring, relates in particular to the punch die that is used to process the inside and outside footpath of locating snap ring.
Background technology
Locating snap ring is a kind of part that is applied on the automobile air conditioner compressor, and its shape is circular.The conventional method of locating snap ring processing is to adopt Vehicle Processing to form the inside and outside footpath of locating snap ring.Because Vehicle Processing speed is slow, so do not satisfy the requirement that product lot quantity is produced.The punch process locating snap ring can overcome above-mentioned defective, but need design corresponding punch die.
The utility model content
Technical problem to be solved in the utility model provides a kind of machining accuracy height, the stop ring die that production efficiency is high.
The utility model comprises cope match-plate pattern and lower bolster; Arranging punch, upper cavity die and counterdie between described cope match-plate pattern and the lower bolster; Described upper cavity die is enclosed within outside the punch, and last punch and upper cavity die all are fixedly connected on the downside of cope match-plate pattern; Counterdie is fixedly connected on the upper side of lower bolster, and a discharging chamber is set on the counterdie, and lower bolster is passed in described discharging chamber simultaneously; On the external diameter of last punch lower surface cutting edge is set, on the internal diameter of upper cavity die lower surface cutting edge is set, on the inside and outside footpath of counterdie upper surface cutting edge is set respectively.
Punch die in the utility model places between the slide block and workbench of punch press, and the cope match-plate pattern of punch die is fixedlyed connected with slide block, and the lower bolster of punch die is connected with stationary table.Add man-hour, the slide block of punch press moves downward, and makes cope match-plate pattern move down, thereby punch is gone up in drive and upper cavity die moves down, and impacts workpiece.By being arranged on the cutting edge on the external diameter of punch lower surface and being arranged on the internal diameter that cutting edge acting in conjunction punching out on the internal diameter of counterdie upper surface goes out locating snap ring, by the cutting edge on the internal diameter that is arranged on the upper cavity die lower surface be arranged on the external diameter that cutting edge acting in conjunction punching out on the external diameter of counterdie upper surface goes out locating snap ring, finish punching out.Afterwards, cope match-plate pattern, go up punch and upper cavity die and move upward, drop on outside the counterdie, then discharge by the discharging chamber towards the clout of internal diameter towards the clout of external diameter with the slide block of punch press.Compare with traditional Vehicle Processing, utilize diameter-punching die in the utility model can disposablely process the inside and outside footpath of locating snap ring, improved working (machining) efficiency; In addition, described go up punch control locating snap ring internal diameter size and with counterdie to the die clearance; The outside dimension of described upper cavity die control locating snap ring; Described counterdie mainly is control punching press gap, thereby has guaranteed machining accuracy.
Preferably, also comprise loading and unloading material piece and following unloading block; Described loading and unloading material piece is enclosed within outside the punch, is arranged between punch and the upper cavity die; On the lateral surface on the top of described loading and unloading material piece, an inclined-plane around the loading and unloading material piece is set, another inclined-plane that can cooperatively interact with above-mentioned inclined-plane is set on the lower inside surface of described upper cavity die; Arranging resilient rubbber cushion on several on the upper surface of loading and unloading material piece; Following unloading block is enclosed within outside the described counterdie, and the described downside of unloading block is down arranged several resilient rubbber cushions down.
In process, after the loading and unloading material piece touched workpiece, last resilient rubbber cushion was compressed the generation elastic deformation, and the loading and unloading material piece moves up with respect to last punch and upper cavity die.Last punch and upper cavity die then continue descending, impact workpiece.When finishing punching out, following resilient rubbber cushion also is compressed the generation elastic deformation.Subsequently, move on the whole patrix, last resilient rubbber cushion recovers deformation, and the loading and unloading material piece then moves down with respect to last punch and upper cavity die, thereby the locating snap ring that will stick between punch and the upper cavity die unloads.In the same manner, when moving on the patrix, following resilient rubbber cushion also recovers deformation, and following unloading block then moves up with respect to counterdie, will eject towards the clout of external diameter.Above-mentioned shedding mechanism has made things convenient for discharging, has guaranteed that simultaneously the workpiece after the punching press can flexural deformation.
Description of drawings
Fig. 1 is the structural representation of stop ring die.
The specific embodiment
As shown in Figure 1, the stop ring die in the present embodiment comprises cope match-plate pattern 1, punch 2, upper cavity die 3 and loading and unloading material piece 4 on the arranged beneath of described cope match-plate pattern 1.Described upper cavity die 3 is enclosed within outside the punch 2, and last punch 2 and upper cavity die 3 all are fixedly connected on the downside of cope match-plate pattern 1.Loading and unloading material piece 4 is enclosed within outside the punch 2, is arranged between punch 2 and the upper cavity die 3.On the lateral surface on the top of described loading and unloading material piece 4, an inclined-plane 4-1 around loading and unloading material piece 4 is set; Another inclined-plane 3-1 that can cooperatively interact with above-mentioned inclined-plane 4-1 is set on the lower inside surface of described upper cavity die 3.Arranging resilient rubbber cushion 5 on several on the upper surface of loading and unloading material piece 4.
Stop ring die also comprises lower bolster 6, fixedly connected counterdie 7 on the upper side of described lower bolster 6, and unloading block 8 under described counterdie 7 overcoats, the described downside of unloading block 8 is down arranged several resilient rubbber cushions 9 down.In addition a discharging chamber 7-1 is set on counterdie 7, described discharging chamber 7-1 passes lower bolster 6 simultaneously.
On the external diameter of last punch 2 lower surfaces cutting edge is set, on the internal diameter of upper cavity die 3 lower surfaces cutting edge is set, on the inside and outside footpath of counterdie 7 upper surfaces cutting edge is set respectively.
The slide block of punch press moves downward, and cope match-plate pattern 1 moves down thereupon, and punch 2, upper cavity die 3 and loading and unloading material piece 4 move down thereby drive upward.After loading and unloading material piece 4 touched workpiece 10, last resilient rubbber cushion 5 was compressed the generation elastic deformation, and loading and unloading material piece 4 moves up with respect to upper cavity die 3.3 continuation of last punch 2 and upper cavity die are descending, impact workpiece 10.By being arranged on the cutting edge on the punch 2 lower surface external diameters and being arranged on the internal diameter that cutting edge acting in conjunction punching out on the counterdie 7 upper surface internal diameters goes out locating snap ring, by the cutting edge on the internal diameter that is arranged on upper cavity die 3 lower surfaces be arranged on the external diameter that cutting edge acting in conjunction punching out on the counterdie 7 upper surface external diameters goes out locating snap ring, finish punching out.This at present resilient rubbber cushion 9 also be compressed the generation elastic deformation.Afterwards, the downward active force of punch press is cancelled, cope match-plate pattern 1, last punch 2, upper cavity die 3 and loading and unloading material piece 4 move upward with the slide block of punch press, following resilient rubbber cushion 9 and last resilient rubbber cushion 5 recover deformation, following unloading block 8 and loading and unloading material piece 4 will unload towards the clout of external diameter and the locating snap ring of punching out respectively under the reaction force of resilient rubbber cushion, then discharge by discharging chamber 7-1 towards the clout of internal diameter.
Claims (2)
1. stop ring die is characterized in that: comprise cope match-plate pattern and lower bolster; Arranging punch, upper cavity die and counterdie between described cope match-plate pattern and the lower bolster; Described upper cavity die is enclosed within outside the punch, and last punch and upper cavity die all are fixedly connected on the downside of cope match-plate pattern; Counterdie is fixedly connected on the upper side of lower bolster, and a discharging chamber is set on the counterdie, and lower bolster is passed in described discharging chamber simultaneously; On the external diameter of last punch lower surface cutting edge is set, on the internal diameter of upper cavity die lower surface cutting edge is set, on the inside and outside footpath of counterdie upper surface cutting edge is set respectively.
2. stop ring die according to claim 1 is characterized in that: also comprise loading and unloading material piece and following unloading block; Described loading and unloading material piece is enclosed within outside the punch, is arranged between punch and the upper cavity die; On the lateral surface on the top of described loading and unloading material piece, an inclined-plane around the loading and unloading material piece is set, another inclined-plane that can cooperatively interact with above-mentioned inclined-plane is set on the lower inside surface of described upper cavity die; Arranging resilient rubbber cushion on several on the upper surface of loading and unloading material piece; Following unloading block is enclosed within outside the described counterdie, and the described downside of unloading block is down arranged several resilient rubbber cushions down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202352870U CN201500727U (en) | 2009-10-21 | 2009-10-21 | Limit ring die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202352870U CN201500727U (en) | 2009-10-21 | 2009-10-21 | Limit ring die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201500727U true CN201500727U (en) | 2010-06-09 |
Family
ID=42451669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202352870U Expired - Lifetime CN201500727U (en) | 2009-10-21 | 2009-10-21 | Limit ring die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201500727U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101700551B (en) * | 2009-10-21 | 2011-08-31 | 吴江市双精轴承有限公司 | Stop ring die |
-
2009
- 2009-10-21 CN CN2009202352870U patent/CN201500727U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101700551B (en) * | 2009-10-21 | 2011-08-31 | 吴江市双精轴承有限公司 | Stop ring die |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100609 Effective date of abandoning: 20091021 |