CN104438869B - A kind of NC turret punch machine patrix exempt from freeze mode locking device - Google Patents
A kind of NC turret punch machine patrix exempt from freeze mode locking device Download PDFInfo
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- CN104438869B CN104438869B CN201410608235.9A CN201410608235A CN104438869B CN 104438869 B CN104438869 B CN 104438869B CN 201410608235 A CN201410608235 A CN 201410608235A CN 104438869 B CN104438869 B CN 104438869B
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- lock shaft
- upper bolster
- attacking head
- locking device
- exempt
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
- B21D37/12—Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pivots And Pivotal Connections (AREA)
- Lens Barrels (AREA)
- Moulds, Cores, Or Mandrels (AREA)
Abstract
A kind of NC turret punch machine patrix exempt from freeze mode locking device.The invention provides one and remain unblock attitude without the need to operating personnel, be convenient to carry out adjustment operation, make to operate lighter, the safe patrix of exempting from freeze mode NC turret punch machine.Described patrix comprises attacking head, spring, spring base, guide pin bushing and the drift with mesopore from top to bottom successively, is provided with upper bolster in the cylinder of described spring base; Described drift is located in described guide pin bushing and end face is connected to the bottom surface of described upper bolster; Be provided with the lock shaft removably connected with described attacking head between described upper bolster and described attacking head, the bottom of described lock shaft is connected with synchronous rotary structure with described upper bolster top; Be provided with between described lock shaft and attacking head and exempt from freeze mode locking device, make described lock shaft and attacking head keep locking, being separated two states.The present invention regulate upper mold core overhang time, without the need to remaining staff compaction.
Description
Patent application of the present invention is application number: 2013100424343, title: a kind of patrix of exempting from freeze mode NC turret punch machine, the divisional application of the applying date: 2013-02-04.
Technical field
The present invention relates to numerical control press field, particularly relate to the improvement of drift upper die structure.
Background technology
At present, at punch press, in the use of especially large-scale punch press, the cutting edge of upper mold core (drift) takes the precision and effect of often carrying out polishing to ensure to process, and like this, will cause the change of punch length; Therefore, after polishing, usually need to adjust its setting height(from bottom); But, how simple, effective adjustment its setting height(from bottom) once annoying those skilled in the art always, for problems, State Bureau disclosed a " upper die of numerical control punch die " by name on September 28th, 2011, application number is the file of " 201120082714.3 ", a kind of patrix of drift is disclosed in this file, cooperatively interact by the hook pin in pressing latch hook and 12 decile grooves on lock core in this type of patrix, lock core is played to the effect of locking, and when pressing pressing latch hook, make lock core recover the ability of rotating.
But, in said apparatus, still there is some problem following: one, people are when carrying out drift and regulating, need by drift upward, tilting upper mould device is on workbench, and need manually to push down pressing latch hook (as shown in figure 15) tightly, its operation easier is comparatively large and danger is higher, requires great effort especially, often because finger presses numbness causes patrix entirety to be fallen down, pound the hand of people; Two, utilize hook pin to carry out spline, its reliability is poor; Hook pin is only connected with pressing latch hook by top, but bears spin load by bottom, makes hook pin that wearing and tearing or fracture very easily occur, significantly reduces the reliability of equipment; Three, the loading pressing latch hook is very inconvenient, once hook pin is bending or fracture, its exchonge step is very loaded down with trivial details, significantly improves difficulty of processing in main equipment; Four, the spacing of 12 decile grooves is comparatively large, cannot control its setting height(from bottom), regulate accurately, significantly reduce its machining accuracy.
Summary of the invention
The present invention is directed to above problem, provide and a kind of remain unblock attitude without the need to operating personnel, be convenient to carry out adjustment operation, what make to operate lighter, safe NC turret punch machine patrix exempts from freeze mode locking device.
Technical scheme of the present invention is: described patrix comprises attacking head, spring, spring base, guide pin bushing and the drift with mesopore from top to bottom successively, and described spring base is tubular and the inwall of bottom is provided with internal thread; Be provided with upper bolster in the cylinder of described spring base, the outer surface of described upper bolster is provided with external screw thread, and the external screw thread of described upper bolster connects the internal thread of described spring base; Described drift is located in described guide pin bushing and end face is connected to the bottom surface of described upper bolster; Be provided with the lock shaft removably connected with described attacking head between described upper bolster and described attacking head, the bottom of described lock shaft is connected with synchronous rotary structure with described upper bolster top; Be provided with between described lock shaft and attacking head and exempt from freeze mode locking device, make described lock shaft and attacking head keep locking, being separated two states.
Described freeze mode locking device of exempting from comprises fixed bar, and described fixed bar comprises pole cap, shaft and the bar head that diameter successively decreases successively; Described shaft is provided with outer connecting thread;
Offer the radial shoulder hole one that outer imperial palace is little in described attacking head, described radial shoulder hole one comprises the macropore of outer end and described shaft adaptation and aperture one that is inner and described bar head adaptation; Be provided with in described macropore suitable with the outer connecting thread of described shaft in connecting thread;
The outer wall of described lock shaft is provided with some equally distributed grooves, and described groove is used for accommodating described bar head.
Elastic ball headpin plug is also provided with in described attacking head; Described elastic ball headpin plug is consistent with the height in the axle center of described fixed bar, makes the bulb of described elastic ball headpin plug can enter described groove;
Described shaft is also arranged with holddown spring; Be provided with the cylinder that diameter is less than the external diameter of described outer connecting thread between the outer connecting thread of described shaft and described bar head, described holddown spring is set on described cylinder.
Described freeze mode locking device of exempting from comprises pulling block, trim ring, backstay and back-moving spring; The inner face centre position of described pulling block is provided with convex ridge, and the outer end of described backstay is fixedly connected with the inner face of described pulling block;
The inner side of the inner termination of described backstay is provided with back-up ring; Described trim ring empty set is on the shaft of described backstay and be between described convex ridge and described back-up ring; The shaft that described back-moving spring is socketed in described backstay is located between described trim ring and described back-up ring;
The radial shoulder hole two for exempting to keep locking device described in accommodating is offered in described attacking head, described radial shoulder hole two comprises the aperture two with the major thread hole of described trim ring adaptation and the inner termination adaptation with described backstay, and the outer aperture in described major thread hole also offers the strip groove suitable with described convex ridge;
Described pulling block is located at the outer aperture in described major thread hole, and described trim ring is dismountable to be connected in described major thread hole;
The outer wall of described lock shaft is provided with some equally distributed grooves, and described groove is used for the inner termination of accommodating described backstay.
Elastic ball headpin plug is also provided with in described attacking head; Described elastic ball headpin plug is consistent with the height in the axle center of described backstay, makes the bulb of described elastic ball headpin plug can enter described groove.
Described synchronous rotary structure is: the bottom of described lock shaft is polygon, and offer the polygon hole slot suitable with the bottom of described lock shaft in described upper bolster, the polygon bottom described lock shaft stretches in the polygon hole slot of described upper bolster.
Described synchronous rotary structure is: the bottom surface of described lock shaft is provided with the locking pivot pin that some and described lock shaft is connected as a single entity, the top of described upper bolster offers the suitable cotter way of some and described locking pivot pin, and described locking pivot pin stretches in the cotter way of described upper bolster.
Described lock shaft is connected by spacing ring with described attacking head, axial freedom between described lock shaft and described attacking head is limited and described lock shaft can around axis rotation.
The present invention improves the structure of locking device relative to prior art, changes in prior art, when regulating upper mold core overhang, need remain staff compaction.Start of the present invention exempt from freeze mode locking device after, namely lock shaft is released, and operating personnel can liberate a hand wherein, make two hands all can carry out on the top of mould upper mold core stretch out height adjustment.
Specifically: the first embodiment of the present invention, by elastic ball headpin plug with exempt to keep the fixed bar in locking device effectively can clamp lock shaft, and effectively stop lock shaft to rotate, so make drift operationally setting height(from bottom) can not change.When adjusting height of punch, outwards can screw out pole cap, the bar head of fixed bar being retracted in aperture one and being separated with lock shaft, lock shaft can be rotated freely; After Height Adjustment completes, can pole cap be screwed in, make fixed bar withstand lock shaft and act on elastic ball headpin plug simultaneously to lock lock shaft.Like this, when adjusting drift setting height(from bottom), only need be screwed in pole cap by instrument or screw out, exempt to keep locking device without the need to sustained hold, achieve and exempt to keep, making it operate very simple, convenient, also significantly decreasing the potential safety hazard when adjusting drift setting height(from bottom) simultaneously; On the other hand, the mode of being locked by fixed bar and the clamping of elastic ball headpin plug, significantly improves reliability and the security of equipment.
The second embodiment of the present invention, by elastic ball headpin plug with exempt to keep the backstay in locking device effectively can clamp lock shaft, and effectively stops lock shaft to rotate, so make drift operationally setting height(from bottom) can not change.When adjusting height of punch, can pulling block be pulled out and rotate, make convex ridge and strip groove staggered, thus backstay is retracted in aperture two and is separated with lock shaft, lock shaft can be rotated freely; After Height Adjustment completes, rotatable pulling block, makes convex ridge embed in strip groove, thus makes backstay withstand lock shaft and act on elastic ball headpin plug simultaneously to lock lock shaft.Like this, when adjusting drift setting height(from bottom), exempt to keep locking device without the need to sustained hold, operation is very simple, convenient, also significantly decreases the potential safety hazard when adjusting drift setting height(from bottom) simultaneously; On the other hand, the mode of being locked by backstay and the clamping of elastic ball headpin plug, significantly improves reliability and the security of equipment.
In addition, when adjusting drift setting height(from bottom), elastic ball headpin plug all can send once the sound of " ticktack " at every turn when a groove enters next groove, like this, the rotating cycle of lock shaft can be determined, i.e. the rotating cycle of upper bolster and drift, in conjunction with externally threaded pitch on its rotating cycle and upper bolster outer surface according to the number of times of " ticktack " sound, the distance of drift displacement can be extrapolated, thus significantly improve positional precision when drift is installed.
Accompanying drawing explanation
Fig. 1 is the structural representation of the first embodiment in the present invention,
Fig. 2 is the top view of Fig. 1,
Fig. 3 be the A-A of Fig. 2 to sectional view,
Fig. 4 is the partial enlarged drawing at B place in Fig. 3,
Fig. 5 is the stereogram of fixed bar in the first embodiment in the present invention,
Fig. 6 is the structural representation of the second embodiment in the present invention,
Fig. 7 is the top view of Fig. 6,
Fig. 8 be the C-C of Fig. 7 to sectional view,
Fig. 9 is the close-up schematic view at D place in Fig. 8,
Figure 10 is the stereogram of pulling block in the second embodiment in the present invention,
Figure 11 is the stereogram of attacking head in the second embodiment in the present invention,
Figure 12 is the structural representation of lock shaft in the first embodiment of synchronous rotary structure in the present invention,
Figure 13 is the upward view of Figure 12,
Figure 14 is the second embodiment schematic diagram of synchronous rotary structure in the present invention;
Figure 15 is the using state reference diagram of prior art,
Figure 16 is using state reference diagram of the present invention;
In figure, 1 is attacking head, and 11 is exempt to keep locking device;
111-1 is fixed bar, and 1111-1 is pole cap, and 1112-1 is shaft, and 11121-1 is holddown spring, and 11122-1 is cylinder, and 1113-1 is bar head, and 12-1 is radial shoulder hole one, 121-1 is macropore, and 122-1 is aperture one;
111-2 pulling block, 1110-2 is convex ridge, and 112-2 is trim ring, and 113-2 is backstay, and 1130-2 is back-up ring, and 114-2 is back-moving spring, and 12-2 is radial shoulder hole two, 121-2 is major thread hole, and 1210-2 is strip groove, and 122-2 is aperture two;
13 is elastic ball headpin plugs;
2 is springs, and 3 is guide pin bushings, and 4 is spring bases, and 5 is upper bolsters, and 51 is cotter ways, and 6 is drifts, and 7 is lock shafts, and 71 is grooves, and 72 is locking pivot pins, and 73 is spacing rings.
Detailed description of the invention
The present invention as represented in figures 1 through 14, comprises attacking head 1, spring 2, spring base 4, guide pin bushing 3 and the drift 6 with mesopore from top to bottom successively, and described spring base 4 is in tubular (bottom is provided with the outwardly directed shoulder of a circle) and the inwall of bottom is provided with internal thread; Upper bolster 5 is provided with in the cylinder of described spring base 4, the outer surface of described upper bolster 5 is provided with external screw thread, the external screw thread of described upper bolster 5 connects the internal thread (like this, rotating upper bolster 5 can make upper bolster 5 carry out axial displacement relative to spring base 4) of described spring base 4; Described drift 6 is located in described guide pin bushing 3 and end face is connected to the bottom surface of described upper bolster 5 that (drift 6 is by dismountable bottom surfaces being connected to upper bolster 5 such as screws, make upper bolster 5 and drift 6 can synchronous axial system, and by rotating the axial displacement realized relative to spring base 4 and guide pin bushing 3, thus setting height(from bottom) is adjusted); Be provided with the lock shaft 7 removably connected with described attacking head 1 between described upper bolster 5 and described attacking head 1, the bottom of described lock shaft 7 is connected with synchronous rotary structure with described upper bolster 5 top;
Be provided with between described lock shaft 7 and attacking head 1 and exempt from freeze mode locking device 11, make described lock shaft 7 and attacking head 1 keep locking, being separated two states.
The first embodiment of the present invention as Figure 1-5, described in exempt to keep locking device 11 to comprise fixed bar 111-1, described fixed bar 111-1 comprises pole cap 1111-1, the shaft 1112-1 and bar head 1113-1 that diameter successively decreases successively; Described shaft 1112-1 is provided with outer connecting thread;
Offer radial shoulder hole one 12-1 that outer imperial palace is little in described attacking head 1, described radial shoulder hole one 12-1 comprises the macropore 121-1 of outer end and described shaft 1112-1 adaptation and aperture one 122-1 that is inner and described bar head 1113-1 adaptation; Be provided with in described macropore 121-1 suitable with the outer connecting thread of described shaft 1112-1 in connecting thread; Like this, rotating pole cap 1111-1 can do radial reciprocating motion by fixed bar 111-1, inwardly can withstand and lock lock shaft 7; Outwards can be separated with lock shaft 7, lock shaft 7 can be rotated freely;
As shown in Figure 12,13, the outer wall of described lock shaft 7 is provided with some equally distributed grooves 71, and described groove 71 is for accommodating described bar head 1113-1.When fixed bar 111-1 screws in, block groove 71 by bar head 1113-1, lock shaft 7 cannot be rotated, thus locking upper bolster 5 and drift 6.
Like this, when adjusting drift 6 setting height(from bottom), only pole cap 1111-1 need be screwed in or be screwed out by instrument, exempt to keep locking device 11 without the need to sustained hold, achieve and exempt to keep, making it operate very simple, convenient, also significantly decreasing the potential safety hazard when adjusting drift 6 setting height(from bottom) simultaneously; On the other hand, the mode of being locked by fixed bar 111-1 and the clamping of elastic ball headpin plug 13, significantly improves reliability and the security of equipment.
Elastic ball headpin plug 13 is also provided with in described attacking head 1; Described elastic ball headpin plug 13 is consistent with the height in the axle center of described fixed bar 111-1, makes the bulb of described elastic ball headpin plug 13 can enter described groove 71.Can effectively clamp lock shaft 7 by elastic ball headpin plug 13 and fixed bar 111-1, and effectively stop lock shaft 7 to rotate, so make drift 6 operationally setting height(from bottom) can not change.When adjusting drift 6 height, can outwards screw out pole cap 1111-1, the bar head 1113-1 of fixed bar 111-1 being retracted in aperture one 122-1 and being separated with lock shaft 7, lock shaft 7 can be rotated freely; After Height Adjustment completes, can inwardly screw in pole cap 1111-1, make fixed bar 111-1 withstand lock shaft 7 and act on elastic ball headpin plug 13 simultaneously to lock lock shaft 7.
Described shaft 1112-1 is also arranged with holddown spring 11121-1; Be provided with the cylinder 11122-1 that diameter is less than the external diameter of described outer connecting thread between the outer connecting thread of described shaft 1112-1 and described bar head 1113-1, described holddown spring 11121-1 is set on described cylinder 11122-1 (as shown in Figure 4,5).(the effect of holddown spring 11121-1: after fixed bar 111-1 is threaded into or screws out, the external screw thread on fixed bar 111-1 and the internal thread geo-stationary in macropore 121-1 can be made by holddown spring 11121-1, to avoid fixed bar 111-1, unnecessary radial-play occur.）
The second embodiment of the present invention as illustrated in figs. 6-11, described in exempt from keep locking device 11 comprise pulling block 111-2, trim ring 112-2, backstay 113-2 and back-moving spring 114-2; The inner face centre position of described pulling block 111-2 is provided with convex ridge 1110-2(as shown in Figure 10), the outer end of described backstay 113-2 is fixedly connected with the inner face (with the dismountable connection of the forms such as screw thread) of described pulling block 111-2;
The inner side of the inner termination of described backstay 113-2 is provided with back-up ring 1130-2; Described trim ring 112-2 empty set is on the shaft of described backstay 113-2 and be between described convex ridge 1110-2 and described back-up ring 1130-2; The shaft that described back-moving spring 114-2 is socketed in described backstay 113-2 is located between described trim ring 112-2 and described back-up ring 1130-2;
Radial shoulder hole two 12-2 for exempting to keep locking device 11 described in accommodating is offered in described attacking head 1, described radial shoulder hole two 12-2 comprises aperture two 122-2 with the major thread hole 121-2 of described trim ring 112-2 adaptation and the inner termination adaptation with described backstay 113-2, and the outer aperture of described major thread hole 121-2 also offers the strip groove 1210-2(suitable with described convex ridge 1110-2 as shown in figure 11);
Described pulling block 111-2 is located at the outer aperture of described major thread hole 121-2, and described trim ring 112-2 is dismountable to be connected in described major thread hole 121-2; Like this, when the convex ridge 1110-2 in pulling block 111-2 embeds strip groove 1210-2, backstay 113-2 stretches out aperture two 122-2 and withstands lock shaft 7; When the convex ridge 1110-2 in pulling block 111-2 is pulled out and is staggered with strip groove 1210-2, backstay 113-2 is drawn out and in retraction aperture two 122-2, is separated with lock shaft 7; When adjusting drift 6 setting height(from bottom), exempt to keep locking device 11 without the need to sustained hold, operation is very simple, convenient, also significantly decreases the potential safety hazard when adjusting drift 6 setting height(from bottom) simultaneously.
As shown in Figure 12,13, the outer wall of described lock shaft 7 is provided with some equally distributed grooves 71, and described groove 71 is for the inner termination of accommodating described backstay 113-2.
Elastic ball headpin plug 13 is also provided with in described attacking head 1; Described elastic ball headpin plug 13 is consistent with the height in the axle center of described backstay 113-2, makes the bulb of described elastic ball headpin plug 13 can enter described groove 71.Can effectively clamp lock shaft 7 by elastic ball headpin plug 13 and backstay 113-2, and effectively stop lock shaft 7 to rotate, so make drift 6 operationally setting height(from bottom) can not change.When adjusting drift 6 height, pulling block 111-2 can be pulled out and rotate, make convex ridge 1110-2 and strip groove 1210-2 staggered, thus backstay 113-2 is retracted in aperture two 122-2 and is separated with lock shaft 7, lock shaft 7 can be rotated freely; After Height Adjustment completes, rotatable pulling block 111-2, makes convex ridge 1110-2 embed in strip groove 1210-2, thus makes backstay 113-2 withstand lock shaft 7 and act on elastic ball headpin plug 13 simultaneously to lock lock shaft 7.
In addition, when adjusting drift 6 setting height(from bottom), elastic ball headpin plug 13 all can send once the sound of " ticktack " at every turn when a groove 71 enters next groove 71, like this, the rotating cycle of lock shaft 7 can be determined, i.e. the rotating cycle of upper bolster 5 and drift 6, in conjunction with externally threaded pitch on its rotating cycle and upper bolster 5 outer surface according to the number of times of " ticktack " sound, the distance of drift 6 displacement can be extrapolated, thus significantly improve positional precision when drift 6 is installed.
In the present invention, the first embodiment of synchronous rotary structure is: the bottom of described lock shaft 7 is polygon, offer the polygon hole slot suitable with the bottom of described lock shaft 7 in described upper bolster 5, the polygon bottom described lock shaft 7 stretches in the polygon hole slot of described upper bolster 5.Effectively can transmit spin load by polygon, make lock shaft 7 can with its below upper bolster 5 and drift 6 synchronous axial system, meanwhile, also significantly improve the reliability of equipment.
In the present invention, the second embodiment of synchronous rotary structure is: the bottom surface of described lock shaft 7 is provided with the locking pivot pin 72 that some and described lock shaft 7 is connected as a single entity, the top of described upper bolster 5 offers the suitable cotter way 51 of some and described locking pivot pin 72, and described locking pivot pin 72 stretches into the cotter way 51 interior (as shown in figure 14) of described upper bolster.Coordinated with cotter way 51 by locking pivot pin 72, make upper bolster 5 and lock shaft 7 can synchronous axial system; Like this, when installing or removing, rotate the synchronous axial system that drift 6 can realize upper bolster 5 and lock shaft 7; In like manner, in use, pin lock shaft 7 and effectively can pin upper bolster 5 and drift 6.In addition, while loading locking pivot pin 72 and effectively can shorten the length of lock shaft 7, reduce equipment cost, simplifying processing technology, also improve the connective stability of equipment to a certain extent.
In the present invention, described lock shaft 7 is connected by spacing ring 73 with described attacking head 1, axial freedom between described lock shaft 7 and described attacking head 1 is limited and described lock shaft 7 can around axis rotation.Loading spacing ring 73 can effectively avoid lock shaft 7 to produce to bottom offset, effectively improves the reliability of equipment.
Technique effect of the present invention is: structure is simple, easy to use and machining accuracy is high, remains unblock attitude without the need to operating personnel, is convenient to the adjustment operation (as shown in figure 16) carrying out drift setting height(from bottom).
Claims (5)
1. NC turret punch machine patrix exempt from a freeze mode locking device, described patrix comprises attacking head, spring, spring base, guide pin bushing and the drift with mesopore from top to bottom successively, and described spring base is tubular and the inwall of bottom is provided with internal thread; Be provided with upper bolster in the cylinder of described spring base, the outer surface of described upper bolster is provided with external screw thread, and the external screw thread of described upper bolster connects the internal thread of described spring base; Described drift is located in described guide pin bushing and end face is connected to the bottom surface of described upper bolster; Be provided with the lock shaft removably connected with described attacking head between described upper bolster and described attacking head, the bottom of described lock shaft is connected with synchronous rotary structure with described upper bolster top; It is characterized in that, be provided with between described lock shaft and attacking head and exempt from freeze mode locking device, make described lock shaft and attacking head keep locking, being separated two states;
Described freeze mode locking device of exempting from comprises pulling block, trim ring, backstay and back-moving spring; The inner face centre position of described pulling block is provided with convex ridge, and the outer end of described backstay is fixedly connected with the inner face of described pulling block;
The inner side of the inner termination of described backstay is provided with back-up ring; Described trim ring empty set is on the shaft of described backstay and be between described convex ridge and described back-up ring; The shaft that described back-moving spring is socketed in described backstay is located between described trim ring and described back-up ring;
The radial shoulder hole two for exempting to keep locking device described in accommodating is offered in described attacking head, described radial shoulder hole two comprises the aperture two with the major thread hole of described trim ring adaptation and the inner termination adaptation with described backstay, and the outer aperture in described major thread hole also offers the strip groove suitable with described convex ridge;
Described pulling block is located at the outer aperture in described major thread hole, and described trim ring is dismountable to be connected in described major thread hole;
The outer wall of described lock shaft is provided with some equally distributed grooves, and described groove is used for the inner termination of accommodating described backstay.
2. a kind of NC turret punch machine patrix according to claim 1 exempt from freeze mode locking device, it is characterized in that, in described attacking head, be also provided with elastic ball headpin plug; Described elastic ball headpin plug is consistent with the height in the axle center of described backstay, makes the bulb of described elastic ball headpin plug can enter described groove.
3. a kind of NC turret punch machine patrix according to claim 1 and 2 exempt from freeze mode locking device, it is characterized in that, described synchronous rotary structure is: the bottom of described lock shaft is polygon, offer the polygon hole slot suitable with the bottom of described lock shaft in described upper bolster, the polygon bottom described lock shaft stretches in the polygon hole slot of described upper bolster.
4. a kind of NC turret punch machine patrix according to claim 1 and 2 exempt from freeze mode locking device, it is characterized in that, described synchronous rotary structure is: the bottom surface of described lock shaft is provided with the locking pivot pin that some and described lock shaft is connected as a single entity, the top of described upper bolster offers the suitable cotter way of some and described locking pivot pin, and described locking pivot pin stretches in the cotter way of described upper bolster.
5. a kind of NC turret punch machine patrix according to claim 1 and 2 exempt from freeze mode locking device, it is characterized in that, described lock shaft is connected by spacing ring with described attacking head, axial freedom between described lock shaft and described attacking head is limited and described lock shaft can around axis rotation.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310042434.3A CN103084487B (en) | 2013-02-04 | 2013-02-04 | Upper mold of free-keeping type numerical control turret punch press |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310042434.3A Division CN103084487B (en) | 2013-02-04 | 2013-02-04 | Upper mold of free-keeping type numerical control turret punch press |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104438869A CN104438869A (en) | 2015-03-25 |
| CN104438869B true CN104438869B (en) | 2016-04-27 |
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| CN201410608235.9A Active CN104438869B (en) | 2013-02-04 | 2013-02-04 | A kind of NC turret punch machine patrix exempt from freeze mode locking device |
| CN201310042434.3A Active CN103084487B (en) | 2013-02-04 | 2013-02-04 | Upper mold of free-keeping type numerical control turret punch press |
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| CN201310042434.3A Active CN103084487B (en) | 2013-02-04 | 2013-02-04 | Upper mold of free-keeping type numerical control turret punch press |
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| CN103990689B (en) * | 2014-05-30 | 2015-12-16 | 晋西工业集团有限责任公司 | A kind of profiled punching set composite |
| CN105537372A (en) * | 2015-12-16 | 2016-05-04 | 天津苑航科技有限公司 | Pneumatic punching machine capable of being used for plates with different thicknesses |
| CN105382088A (en) * | 2015-12-16 | 2016-03-09 | 天津苑航科技有限公司 | Pneumatic punching machine for boards |
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- 2013-02-04 CN CN201410608235.9A patent/CN104438869B/en active Active
- 2013-02-04 CN CN201310042434.3A patent/CN103084487B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4592135B2 (en) * | 1999-12-28 | 2010-12-01 | 株式会社アマダ | Mold equipment |
| CN201404992Y (en) * | 2009-05-15 | 2010-02-17 | 广州市启泰模具工业有限公司 | Upper die device of numerical control punch die |
| CN201988637U (en) * | 2011-03-25 | 2011-09-28 | 广州市启泰模具工业有限公司 | Upper die of numerical control punch die |
| CN202224532U (en) * | 2011-09-29 | 2012-05-23 | 广州市启泰模具工业有限公司 | Upper die structure for numerical control punch die |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104438869A (en) | 2015-03-25 |
| CN103084487A (en) | 2013-05-08 |
| CN103084487B (en) | 2014-12-10 |
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