CN2455434Y - Cutter holder for machine center tool magazine - Google Patents

Abstract

The utility model relates to a cutter clamping seat for cutter magazines of cutting central machines. Each clamping seat respectively comprises a base, two cover plates which are covered on both sides of the base and two clamping arms which are pivoted between the two cover plates oppositely. The inner ends of the clamping arms are positioned on both sides of the base, the outer ends of the clamping arms are extended out of the outer sides of the two cover plates in a projecting way, and the two clamping arms are controlled by a control device to pivot oppositely. Before the two clamping arms are pushed and abutted by an abutting and pushing block of the cotter magazine, the control device is pushed first to enable the outer end of the control device to be outwards opened oppositely to loosen a cutter handle. When the abutting and pushing block of the tool magazine is restored, the control device can be restored to the original state to enable the inner ends of the two clamping arms to be outwards opened oppositely to be positioned to enable the outer ends of the two clamping arms to be adjacent to each other oppositely to hold the cutter handle firmly.

Description

The cutter holder of turning centre machine tool magazine

The utility model is relevant with the turning centre machine, the more detailed cutter holder that is meant a kind of turning centre machine tool magazine.

Press, the cutter clamping device of known turning centre machine tool magazine generally can be divided into two kinds, the one, be the broach shell formula, as novel No. 87204519 " crawler type tool magazine structural improvement ", the patent case persons of taking off such as No. 88205403 " improvement of comprehensive process machine tool magazine " and No. 83214765 " tool magazine of comprehensive machine fall cutter mechanism ", the one, be clip type, as No. 87213176 " improvement of tool changing storehouse cutter head structure ", No. 83210070 " paper-cutting machine on the hub type tool magazine ", before No. 87211911 " the turning centre machine is general with combination modularity tool magazine " and No. 86207765 patents such as " holder of tool magazine structures in the cutter " shown in the case.In brief, broach shell formula cutter clamping device is by sleeve clamping cutter, and clip type cutter clamping device is to grasp cutter by jaw.

With regard to clip type cutter clamping device, as shown in Figure 1, known cutter holder 1 is to comprise one to separate seat 2, two cover plates 3, lock places this to separate seat 2 outsides relatively, two jig arm 4 are hubbed in this two cover plate 3 and are positioned at and separate seat 2 two sides, and this separates and more is provided with an accommodation space 5 on the seat 2, in order to hold a spring 6, these spring 6 two ends also are connected between two jig arm, 4 the inners, make these two jig arm, 4 outer ends produce close relatively trend in order to its tension force of mat, use clamping cutter 7.As shown in Figure 2, when must using the cutter 7 of this holder 1 clamping, the turning centre machine adds man-hour, this cutter holder 1 is the position that is moved to propulsion arm 8 belows of tool magazine, then this propulsion arm 8 will move and with the inners of its terminal set push block 9 these two jig arm 4 of pushing and pressing towards cutter holder 1, make the inner relativity shift of this two jig arm 4 close, thus, can impel outside the outer end of this two jig arm 4 and open, so that unclamp this cutter 7, make this cutter 7 be subjected to the cutter-exchange mechanism (not shown) start of turning centre machine and then move to Working position.

As from the foregoing, its chucking power source in order to the clamping cutter of aforementioned known cutter holder is to come from solid memder ... spring ... tension force.Because the tension force of spring has its upper limit, and also arranged its service life (elastic fatigue), be with, the chucking power of these cutter holders is not only not high, and its fixing tool weight upper load limit is arranged, and can't the clamping cutter heavier than upper load limit, even the facts that cutter comes off may take place.Hereat, make the practicality of turning centre machine be restricted unavoidably.

Main purpose of the present utility model is promptly providing a kind of cutter holder of turning centre machine tool magazine, the more known cutter holder of its cutter chucking power is high, and, because the more known person of its cutter chucking power is high, so that can promote the elasticity that the turning centre machine uses, more have practical value.

Edge is, for reaching aforesaid purpose, the utility model provides a kind of cutter holder of turning centre machine tool magazine, be to comprise most cutter holders in this tool magazine, accommodate the handle of a knife of various process tools in order to clamping, it is characterized in that respectively this holder includes a pedestal respectively, two cover plates are covered on this pedestal two sides, two jig arm relatively, be hubbed at relatively this two cover plate between, its the inner is to be positioned at this pedestal two sides, and the outer end is to stretch out this two cover plates outside, and handle of a knife is to be held between this two jig arm outer end, one control device, be arranged in the accommodation space set on this pedestal, the part but pull in the top that comprises a resilient movement, this top part two ends of pulling are respectively to the inner that should two jig arm, at least one actuator is arranged at this two jig arm outer end and connects this top part of pulling; By this, before the push block of tool magazine pushes against this two jig arm, be to promote this control device earlier, then this control device will make this two jig arm can be subjected to the passing of push block and pivot, so that its outer end is externally opened mutually, and unclamp handle of a knife; When the push block of this tool magazine resets, but this control device reinstatement attitude and make the inner of this two jig arm externally open mutually to the location, so that make this two jig arm outer end close relatively, and then clamping handle of a knife firmly.

Wherein this control device is to be arranged in the accommodation space that pedestal one side is arranged with, comprise in order to limit the inner limiting unit that moves of this two jig arm, and in order to impel a driver element of this limiting unit displacement, this limiting unit be can be in this accommodation space elastic displacement, this driver element is to place on this limiting unit and protrude in the outside, this two jig arm the inner, and to should push block.

Wherein this limiting unit is to comprise one to push up the part of pulling, pull two ends of part of this top are respectively to the inner that should two jig arm, at least one elastic component, pull between the part between this pedestal and top, with the part perseverance is connected to accommodation space one side so that pull in this top, this driver element is to comprise two actuators, and respectively this actuator is to place respectively in the inner set pod of this two jig arm and connect this top part of pulling.

Wherein this top part of pulling is to have a strip body, and two guide rods are located at this body one side relatively, and this body is to place in this accommodation space, and this two guide rod is to place respectively on the pedestal in set two guide grooves that communicate with accommodation space.

Wherein this pedestal is provided with at least one appearance hole that communicates with this accommodation space, and this elastic component is to place to hold in the hole and this top of butt part of pulling, and the part perseverance is connected to the side of accommodation space in abutting connection with guide groove to usefulness so that pull in this top.

Wherein also be penetrated with a through hole that communicates with this appearance hole on this pedestal, this through hole two openends and respectively towards the inner of this two jig arm.

Wherein also include one and resist piece, this resistance piece is to plug in this appearance hole in abutting connection with an end of through hole, in order to this elastic component is limited in the appearance hole.

Wherein this two guide rod is that interlocking is on body.

Below, lift the utility model one preferred embodiment now, and cooperate graphic be described in further detail as after, wherein:

Fig. 1 is the schematic diagram of known cutter holder.

Fig. 2 is the action schematic diagram of known cutter holder.

Fig. 3 is the three-dimensional exploded view of the utility model one preferred embodiment.

Fig. 4 is the front view of the utility model one preferred embodiment.

Fig. 5 is the action schematic diagram of the utility model one preferred embodiment.

At first, see also Fig. 3 and shown in Figure 4, the cutter holder 10 of the utility model one preferred embodiment is made of a pedestal 12, two cover plates 14, two jig arm 16 and a control device 18.

This pedestal 12, generally be convex, has a bottom 22 and a top 24, laterally be concaved with an accommodation space 26, two saturating empty guide grooves 28 on this top 24, extend towards the upper end from this accommodation space 26 abreast, one through hole 30, laterally be arranged on this bottom 22, two hold hole 32, are communicated with this through hole 30 and accommodation space 26 and the corresponding guide groove 28 of difference abreast;

This two cover plate 14 is relative this pedestal 12 2 sides that place, and with this accommodation space 26 and guide groove 28 sealings;

This two jig arm 16 is relatively to be hubbed between this two cover plate 14, and is positioned at this pedestal 12 sides, is respectively equipped with the pod 36 of a longitudinal extension on the abutment end 34 of the two upper end, and the interlocking of lower end holds 38 inner edges to be respectively equipped with to be the chimeric limit 40 of the bending arc shape that caves in;

This control device 18 is made up of a limiting unit 42 and a driver element 44.This limiting unit 42 has one and pushes up the part 46 of pulling, this top part 46 of pulling is to have the good body 48 of a strip rigidity, this body 48 is to place in this accommodation space 26, its two end also protrudes into pedestal 12 outer ends and resists the abutment end 34 of this two jig arm 16, two guide rods 50, be locked on this body 48 top sides relatively, and stretch respectively and place respectively in this guide groove 28, two elastic components 52, place respectively and hold in the hole 32 and be positioned at lock and place respectively this appearance hole 32 in abutting connection with resistance piece 54 upper ends of through hole 30 1 ends, and be connected to this body 48 bottom sides by a upper shield 56, when part 46 is not stressed so that pull in this top, be this body 48 to be supported be affixed on accommodation space 26 upper limbs; This driver element 44 is to comprise two actuators 58 that generally are " L " type, and this two actuator 58 is to place respectively in the pod 36 of this two jig arm 16 and be connected to this body 48 upper ends.

By the cooperation of above-mentioned respectively this member, majority holder 10 of the present utility model can be arranged in the tool magazine (be not shown in graphic in) of a cutting center machine.In this tool magazine and be provided with in order to control a known thrustor 60 of this holder 10 tool changing action, its non-emphasis of the present utility model, its structure will not be described in detail in detail herein, be to comprise a propulsion arm 62 moving up and down on the speech substantially, and a push block 64 that is arranged at these propulsion arm 62 lower ends.The base this, as shown in Figure 5, when this turning centre machine carries out the tool changing action, this propulsion arm 62 is to stretch out down, then this push block 64 does not contact before this two jig arm 16 as yet, be earlier this two actuator 58 to be pressed down, and then this top part 46 of pulling is moved down, when this body 48 breaks away from behind the position of 34 of these two jig arm, 16 abutment ends, this two jig arm 16 can be subjected to pushing of the push block 64 bottom side conical surfaces 66, guiding and move towards mutual close direction, thus, the pivoting point 68 that this two jig arm 16 promptly can articulate with cover plate 14 be the relative deflection in axle center, and then the interlocking end 38 of this two jig arm 16 is externally opened mutually, so that discharge cutter.

After the tool changing action of turning centre machine is finished, this thrustor 60 can be regained propulsion arms 62, make this push block 64 with on move, and when this push block 64 rises, because this two elastic component 52 push against the pull design of part 46 of top at any time, pull part 46 and this actuator respectively 58 of this top moved on synchronous; After this propulsion arm 62 and push block 64 reset, this top part 46 of pulling can be promoted by two elastic components 52 and replys the position that is connected to 34 of these two jig arm, 16 abutment ends with body 48 2 ends, make the interlocking end 38 of this two jig arm 16 can be relatively near and the clamping cutter, but and also homing of this actuator 58 respectively.

As from the foregoing, the utility model is by the design of the limiting unit 42 and the driver element 44 of this control device 18, can control the opening and closing action of this two jig arm 16 dexterously, simultaneously, design by good body 48 pushing tows two jig arm 16 abutment ends 34 of this rigidity can make this two jig arm 16 have the better chucking power of more known person (with the design of spring push jig arm).Further it because this holder 10 of the utility model can produce more known person for high cutter chucking power, be with, more can and then make the turning centre machine be suitable for the process tool of more many types of formula, the practical value of gain turning centre machine.

What deserves to be mentioned is that because this pedestal 12 of the utility model still is reserved with this through hole 30, therefore, the operator also can remove this control device 18 easily, makes this holder 10 of the utility model be converted to known cutter holder and uses.

To sum up institute is old, the cutter holder of turning centre machine tool magazine provided by the utility model, and its more known cutter holder of having is high cutter chucking power, and, because the more known person of its cutter chucking power is high,, it is more had practical value so that can and then promote the elasticity that the turning centre machine uses; Edge is that the utility model meets the regulation of novel patent really, hence files an application in accordance with the law, prays your juror and knows clearly to examining closely and graning quasi patent early for praying.

Claims (8)

1. the cutter holder of a turning centre machine tool magazine, be to comprise most cutter holders in this tool magazine, accommodate the handle of a knife of various process tools in order to clamping, it is characterized in that, respectively this holder includes a pedestal respectively, two cover plates, be covered on this pedestal two sides relatively, two jig arm are hubbed between this two cover plate relatively, its the inner is to be positioned at this pedestal two sides, and the outer end is to stretch out this two cover plates outside, and handle of a knife is to be held between this two jig arm outer end, a control device, be arranged on this pedestal and, could be pivoted relative to each other in order to control this two jig arm to the inner that should two jig arm.

2. the cutter holder of turning centre machine tool magazine according to claim 1, it is characterized in that, wherein this control device is to be arranged in the accommodation space that pedestal one side is arranged with, comprise in order to limit the inner limiting unit that moves of this two jig arm, and in order to impel a driver element of this limiting unit displacement, this limiting unit be can be in this accommodation space elastic displacement, this driver element is to place on this limiting unit and protrude in this outside, two jig arm the inner, and to should push block.

3. the cutter holder of turning centre machine tool magazine according to claim 1, it is characterized in that, wherein this limiting unit is to comprise one to push up the part of pulling, pull two ends of part of this top are respectively to the inner that should two jig arm, at least one elastic component is pulled between the part between this pedestal and top, with the part perseverance is connected to accommodation space one side so that pull in this top, this driver element is to comprise two actuators, and respectively this actuator is to place respectively in the inner set pod of this two jig arm and connect this top part of pulling.

4. the cutter holder of turning centre machine tool magazine according to claim 3, it is characterized in that, wherein this top part of pulling is to have a strip body, two guide rods, be located at this body one side relatively, this body is to place in this accommodation space, and this two guide rod is to place respectively on the pedestal in set two guide grooves that communicate with accommodation space.

5. the cutter holder of turning centre machine tool magazine according to claim 3, it is characterized in that, wherein this pedestal is provided with at least one appearance hole that communicates with this accommodation space, this elastic component is to place to hold in the hole and this top of butt part of pulling, and the part perseverance is connected to the side of accommodation space in abutting connection with guide groove to usefulness so that pull in this top.

6. the cutter holder of turning centre machine tool magazine according to claim 5 is characterized in that, wherein also is penetrated with a through hole that communicates with this appearance hole on this pedestal, this through hole two openends and respectively towards the inner of this two jig arm.

7. the cutter holder of turning centre machine tool magazine according to claim 7 is characterized in that, wherein also includes one and resists piece, and this resistance piece is to plug in this appearance hole in abutting connection with an end of through hole, in order to this elastic component is limited in the appearance hole.

8. the cutter holder of turning centre machine tool magazine according to claim 4 is characterized in that, wherein this two guide rod is that interlocking is on body.

Images