CN105127305A - Mechanism for adjusting gap between guide post and guide sleeve of rocking shearing die - Google Patents
Mechanism for adjusting gap between guide post and guide sleeve of rocking shearing die Download PDFInfo
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- CN105127305A CN105127305A CN201510636494.7A CN201510636494A CN105127305A CN 105127305 A CN105127305 A CN 105127305A CN 201510636494 A CN201510636494 A CN 201510636494A CN 105127305 A CN105127305 A CN 105127305A
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- guide
- pin bushing
- guide pin
- guide sleeve
- holder
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Abstract
The invention relates to a mechanism for adjusting a gap between a guide post and a guide sleeve of a rocking shearing die. The mechanism comprises a guide holder, wherein the guide holder is arranged at two ends of a lower die holder; an upper guide sleeve mechanism is arranged in a stepped hole in the upper end of the guide holder; a lower guide sleeve is arranged in the lower end of the guide holder; an end cover is arranged at the lower end of the guide holder; an upper mold holder is arranged at the upper end of the guide post; the upper guide sleeve mechanism comprises an inner guide sleeve and an outer guide sleeve; the inner guide sleeve is arranged in the stepped hole; the outer guide sleeve sleeves outside the inner guide sleeve; the lower end surface of the inner guide sleeve contacts the bottom surface of the stepped hole; the outer wall of the inner guide sleeve is a conical surface; an inverted conical surface matched with the outer wall conical surface of the inner guide sleeve is arranged at the lower end of the inner wall of the outer guide sleeve; an inner thread is arranged at the upper end of the inner wall of the outer guide sleeve; an adjusting nut which sleeves the guide post is connected in the inner thread; the lower end surface of the adjusting nut is propped against the upper end surface of the inner guide sleeve; and a flange is arranged at the upper end of the outer guide sleeve, and is connected with the upper end of the guide holder through bolts. According to the mechanism provided by the invention, the gap between the guide post and the guide sleeve is effectively removed; the guide accuracy is ensured; the wear-resisting property and the lubricating property are good; the friction coefficient is small; and the service life is long.
Description
Technical field
The present invention relates to a kind of pendulum cut-off-die guide pillar guide pin bushing clearance adjustment mechanism, belong to technical field of lathe equipment.
Background technology
Pendulum cut-off-die is a kind of process equipment that can cut out certain angle steel band fast, is automobile, the industry such as household electrical appliances, generator determines angle, sizing cutting machine, is the main tool during modern band is cut off.Pendulum cut-off-die is arranged on Decoiling & blanking Iine in modern and is used for laterally and the shearing scale band that tilts, and in forcing press punching course, the band between two cutting edges cuts off by cutting edge relative motion.Press patrix and guide pillar connect in aggregates, left and right respectively has a guide pillar to support, guide column sleeve is connected in guide pin bushing, press type frequently reciprocating, between guide pillar guide pin bushing, long-term sliding friction can produce gap because of wearing and tearing, and it is high to put cut-off-die requirement guiding accuracy, guiding clearance franchise is less than or equal to 0.03mm, the guide pillar guide mechanism of existing pendulum cut-off-die is in order to ensure the guiding accuracy of guide pillar, linear bearing or steel ball retainer is adopted to lead to guide pillar, but sliding friction is of a specified duration, friction surface has wearing and tearing, gap is just caused to increase once appearance wearing and tearing, reduce guiding accuracy, shorten service life.
Summary of the invention
For above-mentioned defect, the object of the present invention is to provide a kind of structure simple, wear-resisting good with greasy property, coefficient of friction is little, and can eliminate gap between guide pillar and guide pin bushing, guiding accuracy is high, the one pendulum cut-off-die guide pillar guide pin bushing clearance adjustment mechanism of long service life.
The technical solution adopted in the present invention is for this reason:
Comprise the guide holder being arranged on die shoe two ends, the upper guide bush mechanism be enclosed within guide pillar is installed in the shoulder hole of described guide holder upper end, the lower guide pin bushing be enclosed within guide pillar is provided with in guide holder lower end, guide holder lower end is provided with end cap, guide pillar upper end is connected with upper bolster, described upper guide bush mechanism comprises the interior guide pin bushing be arranged in guide holder shoulder hole and the outer bush be socketed in outside interior guide pin bushing, the lower surface of described interior guide pin bushing contacts with shoulder hole bottom surface, the outer wall of described interior guide pin bushing is taper surface, the inwall lower end of outer bush is provided with the back taper face of matching with interior guide pin bushing outer wall taper surface, the inwall upper end of outer bush is provided with internal thread, the adjusting nut be enclosed within guide pillar is connected in described internal thread, described adjusting nut lower surface props up interior guide pin bushing upper surface, described outer bush upper end is provided with flange, described flange is connected with guide holder upper end by bolt.
Further, be provided with the compound sleeve being arranged on guide holder inwall below described lower guide pin bushing, described compound sleeve upper end supports lower guide pin bushing lower end, and compound sleeve lower end props up end cap upper surface.
Further, the inwall of described interior guide pin bushing is provided with wearing layer, and described wearing layer is provided with screw lubrication oil groove on the surface.
Further, on the upper end inwall of described adjusting nut, hoop is provided with step, step is provided with the sealing ring be enclosed within guide pillar, and the hole wall of step upper end is provided with annular groove, and sealing ring upper end is provided with the back-up ring being positioned at annular groove.
Further, described end cap upper end is provided with the boss being positioned at guide holder, is provided with O RunddichtringO between described outer wall of boss and guide holder inwall.
Advantage of the present invention is:
Structure of the present invention is simple, and because interior guide pin bushing and outer bush are Xie Qie mechanism, by rotating adjusting nut, adjusting nut drives outer bush to move downward, and in outer bush extruding, the gap between guide pillar and interior guide pin bushing eliminated by guide pin bushing, ensure that guiding accuracy; Interior guide pin bushing inwall is provided with wearing layer, and sets up screw lubrication oil groove at wearing layer inner surface, has both added anti-wear performance and has turn increased greasy property, reduced coefficient of friction, extended service life; The sealing ring of the inner installation sleeve in adjusting nut upper end on guide pillar, when preventing guide pillar from moving up, lubricating oil is taken out of and is flow on guide holder, avoids environmental pollution, improves working environment; Set up O RunddichtringO between end cap upper end outer wall of boss and guide holder inwall, effectively avoid occurring oil seepage phenomenon, improve sealing effectiveness.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
The structural representation of Tu2Shi upper guide bush mechanism.
In figure, 1 be die shoe, 2 are guide holders, 3 are guide pillars, 4 are upper guide bush mechanisms, 5 are lower guide pin bushings, 6 are end caps, 7 are upper bolsters, 8 are interior guide pin bushings, 9 are outer bush, 10 are adjusting nuts, 11 are bolts, 12 are compound sleeves, 13 are wearing layers, 14 are sealing rings, 15 are back-up rings, 16 is O RunddichtringOs.
Detailed description of the invention
A kind of pendulum cut-off-die guide pillar guide pin bushing clearance adjustment mechanism, comprise the guide holder 2 being arranged on die shoe 1 two ends, in the shoulder hole of described guide holder 2 upper end, the upper guide bush mechanism 4 be enclosed within guide pillar 3 is installed, the lower guide pin bushing 5 be enclosed within guide pillar 3 is provided with in guide holder 2 lower end, guide holder 2 lower end is provided with end cap 6, guide pillar 3 upper end is connected with upper bolster 7, described upper guide bush mechanism 4 comprises the interior guide pin bushing 8 be arranged in guide holder 2 shoulder hole and the outer bush 9 be socketed in outside interior guide pin bushing 8, the lower surface of described interior guide pin bushing 8 contacts with shoulder hole bottom surface, the outer wall of described interior guide pin bushing 8 is taper surface, the inwall lower end of outer bush 9 is provided with the back taper face of matching with interior guide pin bushing 8 outer wall taper surface, the inwall upper end of outer bush 9 is provided with internal thread, the adjusting nut 10 be enclosed within guide pillar 3 is connected in described internal thread, described adjusting nut 10 lower surface props up interior guide pin bushing 8 upper surface, described outer bush 9 upper end is provided with flange, described flange is connected with guide holder 2 upper end by bolt 11, be provided with the compound sleeve 12 being arranged on guide holder 2 inwall below described lower guide pin bushing 5, described compound sleeve 12 upper end supports lower guide pin bushing 5 lower end, and compound sleeve 12 lower end props up end cap 6 upper surface, the inwall of described interior guide pin bushing 8 is provided with wearing layer 13, described wearing layer 13 is provided with screw lubrication oil groove on the surface, on the upper end inwall of described adjusting nut 10, hoop is provided with step, step is provided with the sealing ring 14 be enclosed within guide pillar 3, the hole wall of step upper end is provided with annular groove, and sealing ring 14 upper end is provided with the back-up ring 15 being positioned at annular groove, described end cap 6 upper end is provided with the boss being positioned at guide holder 2, is provided with O RunddichtringO 16 between described outer wall of boss and guide holder 2 inwall.
Because interior guide pin bushing 8 and outer bush 9 are Xie Qie mechanism, by rotating adjusting nut 10, adjusting nut 10 drives outer bush 9 to move downward, and outer bush 9 extrudes interior guide pin bushing 8 and eliminates gap between guide pillar 3 and interior guide pin bushing 8, ensure that guiding accuracy; Interior guide pin bushing 8 inwall is provided with wearing layer 13, and sets up screw lubrication oil groove at wearing layer 13 inner surface, has both added anti-wear performance and has turn increased greasy property, reduced coefficient of friction, extended service life; The sealing ring 14 of the inner installation sleeve in adjusting nut 10 upper end on guide pillar 3, when preventing guide pillar 3 from moving up, lubricating oil is taken out of and is flow on guide holder 2, avoids environmental pollution, improves working environment; Set up O RunddichtringO 16 between end cap 6 upper end outer wall of boss and guide holder 2 inwall, effectively avoid occurring oil seepage phenomenon, improve sealing effectiveness.
Claims (5)
1. a pendulum cut-off-die guide pillar guide pin bushing clearance adjustment mechanism, it is characterized in that, comprise the guide holder being arranged on die shoe two ends, the upper guide bush mechanism be enclosed within guide pillar is installed in the shoulder hole of described guide holder upper end, the lower guide pin bushing be enclosed within guide pillar is provided with in guide holder lower end, guide holder lower end is provided with end cap, guide pillar upper end is connected with upper bolster, described upper guide bush mechanism comprises the interior guide pin bushing be arranged in guide holder shoulder hole and the outer bush be socketed in outside interior guide pin bushing, the lower surface of described interior guide pin bushing contacts with shoulder hole bottom surface, the outer wall of described interior guide pin bushing is taper surface, the inwall lower end of outer bush is provided with the back taper face of matching with interior guide pin bushing outer wall taper surface, the inwall upper end of outer bush is provided with internal thread, the adjusting nut be enclosed within guide pillar is connected in described internal thread, described adjusting nut lower surface props up interior guide pin bushing upper surface, described outer bush upper end is provided with flange, described flange is connected with guide holder upper end by bolt.
2. one pendulum cut-off-die guide pillar guide pin bushing clearance adjustment mechanism according to claim 1, it is characterized in that, be provided with the compound sleeve being arranged on guide holder inwall below described lower guide pin bushing, described compound sleeve upper end supports lower guide pin bushing lower end, and compound sleeve lower end props up end cap upper surface.
3. one pendulum cut-off-die guide pillar guide pin bushing clearance adjustment mechanism according to claim 1, it is characterized in that, the inwall of described interior guide pin bushing is provided with wearing layer, and described wearing layer is provided with screw lubrication oil groove on the surface.
4. one pendulum cut-off-die guide pillar guide pin bushing clearance adjustment mechanism according to claim 1, it is characterized in that, on the upper end inwall of described adjusting nut, hoop is provided with step, step is provided with the sealing ring be enclosed within guide pillar, the hole wall of step upper end is provided with annular groove, and sealing ring upper end is provided with the back-up ring being positioned at annular groove.
5. one pendulum cut-off-die guide pillar guide pin bushing clearance adjustment mechanism according to claim 1, it is characterized in that, described end cap upper end is provided with the boss being positioned at guide holder, is provided with O RunddichtringO between described outer wall of boss and guide holder inwall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510636494.7A CN105127305A (en) | 2015-09-30 | 2015-09-30 | Mechanism for adjusting gap between guide post and guide sleeve of rocking shearing die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510636494.7A CN105127305A (en) | 2015-09-30 | 2015-09-30 | Mechanism for adjusting gap between guide post and guide sleeve of rocking shearing die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105127305A true CN105127305A (en) | 2015-12-09 |
Family
ID=54713063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510636494.7A Pending CN105127305A (en) | 2015-09-30 | 2015-09-30 | Mechanism for adjusting gap between guide post and guide sleeve of rocking shearing die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105127305A (en) |
-
2015
- 2015-09-30 CN CN201510636494.7A patent/CN105127305A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151209 |
|
| WD01 | Invention patent application deemed withdrawn after publication |