CN204842621U - Axle bush punching device - Google Patents
Axle bush punching device Download PDFInfo
- Publication number
- CN204842621U CN204842621U CN201520543978.2U CN201520543978U CN204842621U CN 204842621 U CN204842621 U CN 204842621U CN 201520543978 U CN201520543978 U CN 201520543978U CN 204842621 U CN204842621 U CN 204842621U
- Authority
- CN
- China
- Prior art keywords
- die
- punch
- tooth
- punching device
- sliding seat
- 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
Links
Landscapes
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The utility model discloses a position and the angle of can be adjusted freely terrace die subassembly, it is accurate to punch a hole the location, the long service life of terrace die and die, the course of working is stable, and the indiscriminate spring of nos waste material can realize cleaner production, and application scope extensively is particularly useful for quick die change's axle bush punching device. An axle bush punching device, includes terrace die subassembly, female die assembly, mount, still includes disk adjustment seat, just profile of tooth disc, sliding seat are drawn together to disk adjustment stationary ladle, are equipped with spacing hole on the profile of tooth disc, the terrace die subassembly is fixed on the sliding seat, and sliding seat detachable installs on the profile of tooth disc, on female die assembly was fixed in the mount, female die assembly top one side was equipped with dead clamp plate, and the opposite side then is equipped with the floating clamp plate of living to convenient quick accurate change product, be equipped with on the mount and be used for driving the profile of tooth rocking handle of the removal of spacing hole on the circumferencial direction and the spacer pin of forming a complete set with the spacing hole of profile of tooth disc.
Description
Technical field
The utility model relates to a kind of punching apparatus, particularly relates to a kind of bearing bush punching device.
Background technology
Bearing shell also claims sliding bearing, and it mainly plays bearing load and transmits the effect of motion between axle and bore.The bearing worked under sliding friction state is called sliding bearing.Sliding bearing is stable movement, reliable and noiseless operationally.Under the condition of oil lubrication, the lubricated oil content of sliding bearing inner surface is opened and does not directly come in contact with counterpart, and can greatly reduce to rub cause loss and wearing and tearing for surface, while oil film also there is certain vibration absorption ability.Axle the part that supports by bearing be called axle journal, the part matched with axle journal is called sliding bearing.In order to improve the frictional property on bearing shell surface and the friction reducing material electroplated on the surface is called jewel (anti-attrition layer) within it.The material of bearing shell and jewel is referred to as material for sliding bearing.Sliding bearing application scenario is generally under low-speed heave-load working condition, or the running position of maintaining and charging-up lubricant oil difficulty.As kinematics, bearing shell is topmost friction pair, for the material (part) of two relative motions, one must be had will to wear and tear and even damage.So inside engine body, be replacing after main shaft or body wearing and tearing without appointing, its cost is all very high, so people just contemplate increase a kind of easily replacing and lower-cost part between axle and the bore of body, and Here it is bearing shell.Just first bearing shell is damaged if damaged.So there is a lot of expert to claim, bearing shell is equivalent to the fuse in the middle of circuit, and when short circuit or when load increases suddenly, what first burn out is exactly fuse.
The object that engine bearing offers oilhole and oil groove is the surface lubricating oil in engine interior Lubricating oil tank being imported to the kinematic pair that axle journal and bearing are formed.By the trend of oil groove can be divided into around circumference, vertically, oblique, helix, special-shaped curve etc.The bearing shell etc. of single oil groove, multiple oil grooves can be divided into by the quantity of oil groove.Because oilhole, oil groove may be corrupted to the continuity of working surface and oil film pressure, thus offer oil groove, oilhole must observe following principle:
1) ensure that lubricating oil can arrive working surface timely, and be unlikely to the loss of midway meeting branch;
2) in non-special situation, avoid offering whole circle annular oil groove as far as possible;
3) connecting rod bearing shell upper slice and main bearing shell bottom sheet due to load heavier etc., to avoid offering oilhole and oil groove as far as possible;
4) offer oilhole, the position of oil groove should design good fit with whole oil duct as far as possible, prevent lubricating oil generation pressure oscillation in oil duct, this fluctuation is that bearing shell produces one of root that gas (cave) loses;
5) oilhole, oil groove necessarily can only be opened in bearing shell underload position;
6) sharp edge, burr, wedge angle must be removed in the edge of oilhole and oil groove, and should form rounding off structure as far as possible.
Existing bearing bush punching equipment, can only process holes product, and the product in single hole and three holes can not be processed, and the range of work is limited, and adopts manual operation in the middle of the whole process of product, is not easy to form production line balance, is difficult to realize automatic improving.In addition, also there are iron filings and clear up troublesome problem in existing equipment, sweep away the chip waste material come in production process and there will be the phenomenon disorderly jumped, harvesting can not be concentrated, field ground can not keep clean, work under bad environment, needs often to clear up the iron filings of workshop, can not reach the requirement of cleaner production.
Summary of the invention
In order to overcome above-mentioned deficiency, the utility model provide a kind of can the position of free adjustment punch assemblies and angle, punching registration, the long service life of punch and die, process is stablized, and no waste mine disorderly jumps, and can realize cleaner production, applied widely, be particularly useful for the bearing bush punching device of quick die change.
The utility model solves the technical scheme that its technical problem adopts: a kind of bearing bush punching device, comprise punch assemblies, die assembly, fixed mount, also comprise disc type adjusting seat, and described disc type adjusting seat comprises tooth-shape disc, sliding seat, tooth-shape disc is provided with spacing hole; Described punch assemblies is fixed on sliding seat, and sliding seat is dismountable to be arranged on tooth-shape disc; Described die assembly is fixed on fixed mount, is provided with dead pressing plate at the upper side of die assembly, and opposite side is then provided with floating type pressing plate alive, changes product accurately with fast and easy; Described fixed mount is provided with for driving the profile of tooth rocking handle of spacing hole movement in a circumferential direction and the spacer pin supporting with the spacing hole of tooth-shape disc.
Position and two kinds, sliding seat position mode by regulating spacing hole coordinate the position and angle that regulate punch assemblies, improve angular adjustment precision, quick and precisely to regulate the position of bearing bush punching.The mode of disc type adjusting seat, drives spacing hole movement in a circumferential direction to regulate the angle of sliding seat by profile of tooth rocking handle, thus regulates the angle of punch assemblies; Sliding seat is dismountable to be arranged on tooth-shape disc, the position-adjustable of sliding seat on tooth-shape disc, and in addition, in use, operating personnel also can need punching number to increase according to bearing shell and reduce the quantity of sliding seat and punch assemblies.
When processing needs the bearing shell of punching three oilholes, three sliding seats and three punch assemblies are set.Disposablely process three oilholes, three punch assemblies carry out work simultaneously, by adjusting position and the sliding seat position of spacing hole accurately, ensure that the position of three oilholes that bearing shell is gone out is accurate.
Use bearing bush punching device of the present utility model to being that employing three hole cold-punching mould carries out disposable input processing in bearing shell process, disposable punching three hole in the middle of process, avoid the resetting that repeatedly punching brings and the temporal consumption brought, be particularly useful for quick die change.Cancel and originally rushed the unproductive time that secondary pore changes punching placenta frock, save 20 ~ 30 minutes required for former replacing frock, reach the object realizing three holes and rush together completely, efficiency can promote 1.5 times, can reach 20/minute.
As further improvement of the utility model, described punch assemblies comprises punching cylinder and punch, die shank is provided with above described punching cylinder, on the dismountable expansion link being installed on punching cylinder of punch retainer, punch retainer is provided with punch, and drive punch retainer move thus drive punch to move when the expansion link of punching cylinder stretches, process is to ensure punching pressure by oil pressure, process is stablized, and can improve the qualification rate of bearing shell product.
As further improvement of the utility model, the punch cutting edge place of described punch establishes rounding, and rounding radii is 0.2mm.
In Long-Time Service process, likely there is breakage in the blade of punch, and the pulling force (when oilhole break-through, the pulling force being equivalent to stamping-out load is applied on punch) mainly caused due to the elastic wave produced during punching processing and stress are concentrated caused.This is because during punch work punch cutting edge first with bearing bush billet contact, and this punch cutting edge is also main part of the force, in order to make punch cutting edge place stressed even as far as possible, adopting punch cutting edge place to process suitable rounding, extending the service life of punch simultaneously.
As further improvement of the utility model, described die assembly comprises die base and die, and described die is installed on above die base, and die base is also provided with bearing shell and ejects down bar, by ejecting down bar, bearing shell is ejected fast, guarantee the processing link entering next bearing shell workpiece fast, improve operating efficiency.
As further improvement of the utility model, described die comprises pilot hole, charging conduit and die fixture, and described die fixture is installed on die base, and die fixture is provided with pilot hole, to enter smoothly and accurately in die after punch punching; Also charging conduit is provided with between die fixture and pilot hole, and the bore of charging conduit is greater than the diameter of pilot hole, so that waste material enters in charging conduit smoothly, reduce the remnants of waste material in pilot hole, enter the resistance after die to reduce punch, solve in production process the random problem jumped of the iron chip waste material sweeping away, waste material can concentrate harvesting, field ground cleans, and realizes cleaner production.
As further improvement of the utility model, the cutting edge of die place of described die establishes rounding, and rounding radii is 0.1mm.
A kind of bearing bush punching device of the present utility model, its beneficial effect is:
1) can the position of free adjustment punch assemblies and angle, punching registration,
In use, operating personnel also can need punching number to increase according to bearing shell and reduce the quantity of sliding seat and punch assemblies, applied widely.
2) process can complete and disposablely rush multiple oilhole, avoids the resetting that repeatedly punching brings and the temporal consumption brought, is particularly useful for quick die change.Cancel and originally rushed the unproductive time that secondary pore changes punching placenta frock, save 20 ~ 30 minutes required for former replacing frock, reach the object realizing porous and rush together completely, greatly enhance productivity.
3) process punch is that process is stablized by oil pressure to ensure punching pressure, and the production qualification rate of bearing shell product is high.
4) punch cutting edge place and cutting edge of die place is adopted to process suitable rounding, the long service life of punch and die.
5) the random phenomenon that jumps of no waste mine in production process, waste material can concentrate harvesting, and field ground cleans, and realizes cleaner production.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the structural representation of a kind of bearing bush punching device of the utility model.
Fig. 2 is the structural representation of punch assemblies of the present utility model.
Fig. 3 is the structural representation of die assembly of the present utility model.
In figure, 1, punch assemblies, 11, die shank, 12, punching cylinder, 13, expansion link, 14, punch, 141, punch, 142, punch retainer, 143, punch cutting edge, 2, die assembly, 21, die base, 221, pilot hole, 222, charging conduit, 223, die fixture, 224, cutting edge of die, 22, die, 23, bearing shell ejects down bar, 3, dead pressing plate, 4, to live pressing plate, 5, fixed mount, 6, disc type adjusting seat, 61, tooth-shape disc, 62, seat is slided, 63, profile of tooth rocking handle, 64, spacing hole, 65, spacer pin.
Detailed description of the invention
This specific embodiment, a kind of bearing bush punching device, comprises punch assemblies, die assembly, fixed mount, also comprises disc type adjusting seat, and described disc type adjusting seat comprises tooth-shape disc, sliding seat, and tooth-shape disc is provided with spacing hole; Described punch assemblies is fixed on sliding seat, and sliding seat is dismountable to be arranged on tooth-shape disc; Described die assembly is fixed on fixed mount, is provided with dead pressing plate at the upper side of die assembly, and opposite side is then provided with floating type pressing plate alive, changes product accurately with fast and easy; Described fixed mount is provided with for driving the profile of tooth rocking handle of spacing hole movement in a circumferential direction and the spacer pin supporting with the spacing hole of tooth-shape disc.
Position and two kinds, sliding seat position mode by regulating spacing hole coordinate the position and angle that regulate punch assemblies, improve angular adjustment precision, quick and precisely to regulate the position of bearing bush punching.The mode of disc type adjusting seat, drives spacing hole movement in a circumferential direction to regulate the angle of sliding seat by profile of tooth rocking handle, thus regulates the angle of punch assemblies; Sliding seat is dismountable to be arranged on tooth-shape disc, the position-adjustable of sliding seat on tooth-shape disc, and in addition, in use, operating personnel also can need punching number to increase according to bearing shell and reduce the quantity of sliding seat and punch assemblies.
When processing needs the bearing shell of punching three oilholes, three sliding seats and three punch assemblies are set.Disposablely process three oilholes, three punch assemblies carry out work simultaneously, by adjusting position and the sliding seat position of spacing hole accurately, ensure that the position of three oilholes that bearing shell is gone out is accurate.
Use the bearing bush punching device of the present embodiment to being that employing three hole cold-punching mould carries out disposable input processing in bearing shell process, disposable punching three hole in the middle of process, avoid the resetting that repeatedly punching brings and the temporal consumption brought, be particularly useful for quick die change.Cancel and originally rushed the unproductive time that secondary pore changes punching placenta frock, save 20 ~ 30 minutes required for former replacing frock, reach the object realizing three holes and rush together completely, efficiency can promote 1.5 times, can reach 20/minute.
In an additional preferred embodiment, described punch assemblies comprises punching cylinder and punch, die shank is provided with above described punching cylinder, on the dismountable expansion link being installed on punching cylinder of punch retainer, punch retainer is provided with punch, and drive punch retainer move thus drive punch to move when the expansion link of punching cylinder stretches, process is to ensure punching pressure by oil pressure, process is stablized, and can improve the qualification rate of bearing shell product.
In Long-Time Service process, likely there is breakage in the blade of punch, and the pulling force (when oilhole break-through, the pulling force being equivalent to stamping-out load is applied on punch) mainly caused due to the elastic wave produced during punching processing and stress are concentrated caused.This is because during punch work punch cutting edge first with bearing bush billet contact, and this punch cutting edge is also main part of the force, in order to make punch cutting edge place stressed even as far as possible, adopting punch cutting edge place to process suitable rounding, extending the service life of punch simultaneously.
Experiment shows, the rounding that punch cutting edge place will process ten million can not be excessive, once excessive, drawing pressure will be caused to increase severely, the more important thing is the workpiece that drawing goes out structure can there is significant change decline, this is worthless.In a most preferred embodiment, rounding radii is 0.2mm.
In another preferred embodiment, described die assembly comprises die base and die, and described die is installed on above die base, and die base is also provided with bearing shell and ejects down bar, by ejecting down bar, bearing shell is ejected fast, guarantee the processing link entering next bearing shell workpiece fast, improve operating efficiency.
In another preferred embodiment, described die comprises pilot hole, charging conduit and die fixture, and described die fixture is installed on die base, and die fixture is provided with pilot hole, to enter smoothly and accurately in die after punch punching; Also be provided with charging conduit between die fixture and pilot hole, and the bore of charging conduit is greater than the diameter of pilot hole, so that waste material enters in charging conduit smoothly, reduces the remnants of waste material in pilot hole, enter the resistance after die to reduce punch.
Because when blank-forming punch-die is shaped, cutting edge place is first stressed, suffered by it, stress, strain and strain energy are maximum, make corresponding invalid principle maximum.Even as far as possible in order to make cutting edge of die place lose efficacy.In most preferred embodiment, adopt and process suitable rounding at the cutting edge of die place of die and rounding radii is 0.1mm, the cutting edge of die place invalid principle of die can be made to drop to minimum.
By reference to the accompanying drawings exemplary description is carried out to the utility model above; obvious realization of the present utility model is not subject to the restrictions described above; as long as have employed the various improvement that technical solutions of the utility model are carried out; or say that design of the present utility model and technical scheme are applied to other occasions, all in protection domain of the present utility model without improving.
Claims (7)
1. a bearing bush punching device, comprises punch assemblies, die assembly, fixed mount, it is characterized in that, also comprise disc type adjusting seat, and described disc type adjusting seat comprises tooth-shape disc, sliding seat, and tooth-shape disc is provided with spacing hole; Described punch assemblies is fixed on sliding seat, and sliding seat is dismountable to be arranged on tooth-shape disc; Described die assembly is fixed on fixed mount, is provided with dead pressing plate at the upper side of die assembly, and opposite side is then provided with floating type pressing plate alive; Described fixed mount is provided with for driving the profile of tooth rocking handle of spacing hole movement in a circumferential direction and the spacer pin supporting with the spacing hole of tooth-shape disc.
2. bearing bush punching device according to claim 1, is characterized in that, the quantity of described sliding seat and punch assemblies is three.
3. bearing bush punching device according to claim 1, it is characterized in that, described punch assemblies comprises punching cylinder and punch, die shank is provided with above described punching cylinder, on the dismountable expansion link being installed on punching cylinder of punch retainer, punch retainer is provided with punch, drives punch retainer move thus drive punch to move when the expansion link of punching cylinder stretches.
4. bearing bush punching device according to claim 1, is characterized in that, described die assembly comprises die base and die, and described die is installed on above die base, and die base is also provided with bearing shell and ejects down bar.
5. bearing bush punching device according to claim 4, it is characterized in that, described die comprises pilot hole, charging conduit and die fixture, described die fixture is installed on die base, die fixture is provided with pilot hole, also be provided with charging conduit between die fixture and pilot hole, and the bore of charging conduit is greater than the diameter of pilot hole.
6. bearing bush punching device according to claim 3, is characterized in that, the punch cutting edge place of described punch establishes rounding, and rounding radii is 0.2mm.
7. the bearing bush punching device according to claim 4 or 5, is characterized in that, the cutting edge of die place of described die establishes rounding, and rounding radii is 0.1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520543978.2U CN204842621U (en) | 2015-07-26 | 2015-07-26 | Axle bush punching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520543978.2U CN204842621U (en) | 2015-07-26 | 2015-07-26 | Axle bush punching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204842621U true CN204842621U (en) | 2015-12-09 |
Family
ID=54733218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520543978.2U Expired - Fee Related CN204842621U (en) | 2015-07-26 | 2015-07-26 | Axle bush punching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204842621U (en) |
-
2015
- 2015-07-26 CN CN201520543978.2U patent/CN204842621U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201978988U (en) | Drawing part mouth edge anti-tilt roll rotary-cut mould | |
| CN202165464U (en) | Combination rivet tool of conical rolling bearing retainer | |
| CN204842621U (en) | Axle bush punching device | |
| CN203664688U (en) | Automatic cutter loosening and unloading structure of machine tool spindle | |
| CN204396704U (en) | A kind of guide-post of die-set | |
| CN104550491A (en) | Die guide post | |
| CN203181555U (en) | Reciprocating type cotton stalk cutter | |
| CN203332201U (en) | Elastic rack bush | |
| CN201866100U (en) | Eccentric bushing with semi-annual oil grooves | |
| CN205173239U (en) | Novel subdivision formula bearing cylindrical roller bearing retainer | |
| CN202668330U (en) | Universal buckle cover type ultrasonic rolling grinding tool head | |
| CN202029026U (en) | Floating milling cutter | |
| CN203176170U (en) | Retaining frame body of extra-large tapered roller thrust bearing | |
| CN203784080U (en) | Connecting rod capable of lubricating | |
| CN101856746B (en) | Guiding device of upper tool apron of slide block type shearing machine | |
| CN201739344U (en) | Lardon universal joint needle roller bearing | |
| CN202545546U (en) | High-strength and light-body connecting rod of automobile engine | |
| CN204663860U (en) | A kind of piston shoes piston structure with roller | |
| CN203783677U (en) | Crankshaft and connecting rod mechanism | |
| CN104368721A (en) | Pin roller guide discharging device | |
| CN205226329U (en) | Manual gear shifter of automobile in swift just ability automatically regulated clearance of equipment | |
| CN213887729U (en) | Shaping and deburring die for punched support | |
| CN202742025U (en) | Workbench for gear clamping bushing | |
| CN203082187U (en) | Spherical gasket | |
| CN203783850U (en) | Refrigeration compressor connecting rod |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151209 Termination date: 20170726 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |