CN201669329U - Die index driving device of numerical control turret punch press - Google Patents
Die index driving device of numerical control turret punch press Download PDFInfo
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- CN201669329U CN201669329U CN2010202147915U CN201020214791U CN201669329U CN 201669329 U CN201669329 U CN 201669329U CN 2010202147915 U CN2010202147915 U CN 2010202147915U CN 201020214791 U CN201020214791 U CN 201020214791U CN 201669329 U CN201669329 U CN 201669329U
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Abstract
A die index driving device of a numerical control turret punch press comprises an indexing mechanism and a lifting mechanism, wherein the indexing mechanism includes an upper torque servo motor and a lower torque servo motor respectively including a rotor and a stator in split assembly, the stators of the upper torque servo motor and the lower torque servo motor are respectively disposed in an upper box and a lower box in a tightly matched manner and are axially arranged together with a punch press punching center, the upper box and the lower box are respectively fixed on a press body, the rotors of the upper torque servo motor and the lower torque servo motor are respectively directly connected with an upper rotor shaft and a lower rotor shaft in a tightly matched manner, the upper rotor shaft and the lower rotor shaft are respectively connected with the upper box and the lower box through two bearings, and an upper bearing block and a lower bearing block. The die index driving device is further provided with an upper driving sleeve and a lower driving sleeve which are respectively connected with the upper rotor shaft and the lower rotor shaft through an upper guide flat key and a lower guide flat key via a sliding pair, and the guide flat keys are respectively fixed on the upper rotor shaft and the lower rotor shaft, and chutes matched with the guide flat keys are correspondingly arranged on the upper driving sleeve and the lower driving sleeve. The die index driving device has the advantages of simple structure, high precision and high efficiency, and can be widely applicable to numerical control punching equipment.
Description
Technical field
The utility model relates to a kind of NC turret punch machine, relates in particular to a kind of NC turret punch machine mould indexing means.
Background technology
NC turret punch machine is the key equipment of metallic plate punching processing, and NC turret punch machine can improve equipment processing technology scope greatly from the application of revolving die, and reduces number of molds and cost simultaneously.Existing structure is to adopt a servomotor by band transmission synchronously, drives upper and lower each cover turbine and worm mechanism and realizes the mould calibration.As shown in Figure 6, servomotor 5 is installed in lathe bed 1 one sides by motor cabinet 6, and two synchronous pulleys 7 connect with servomotor 5 output shafts, and synchronous pulley seat 3 is equipped with in motor cabinet 6 tops on the lathe bed 1, and two synchronous pulleys are housed in the synchronous pulley seat 3 equally; The inboard synchronous pulley that connects with servomotor 5 output shafts is sent to down the revolution of servomotor 5 by following horizontal synchronization band 8 worm screw 10 of turbine and worm transmission mechanism; The outside synchronous pulley that connects with servomotor 5 output shafts is gone up the worm screw 17 that horizontal synchronization band 2 is sent to the revolution of servomotor 5 the turbine and worm transmission mechanism by vertically reaching with 4 synchronously.As shown in Figure 7 and Figure 8, lower box 12 is fixed on the lathe bed 1, the turbine 25 of following turbine and worm mechanism connects with lower box 12 by pair of bearings 26, and following actuating sleeve 20 is provided with dive key 27, and turbine 25 inwalls are correspondingly provided with the chute that cooperates with dive key 27.A pair of guide pad 23 left and right symmetricallies connect with lower box 12, a pair of cylinder 24 connects with guide pad 23, guide pad 23 is provided with the groove that slides for elevating lever 22, and elevating lever 22 connects with cylinder 24 piston rods in described groove, and a pair of spring bearing 21 connects with elevating lever 22; Following actuating sleeve 20 is provided with the annular groove that cooperates with spring bearing 21, and spring bearing 21 plays actuating sleeve 20 axial displacements under the restriction.Following actuating sleeve 20 tops are provided with the boss of 2 symmetries, and corresponding die shoe 13 is provided with the groove with following actuating sleeve 20 boss precision-fit.The turbine 25 of following turbine and worm mechanism passes to down actuating sleeve 20 by dive key 27 with rotary torque, and spring bearing 21 only limits the axial displacement of actuating sleeve 20 down, and following actuating sleeve 20 can freely turn round under turbine 25 drives.And following actuating sleeve 20 also can produce axial displacement with turbine 25 along dive key 27 under the driving of spring bearing 21.The centre of gyration of actuating sleeve (16,20) was coaxial with the punch ram center about the turbine of turbine and worm mechanism reached up and down.A pair of cylinder 24 piston rods are withdrawn simultaneously, and actuating sleeve 20 moves upward under driving by elevating lever 22 and spring bearing 21, and following actuating sleeve 20 top boss embed die shoes 13 corresponding recesses; Die shoe 13 can realized circular index under actuating sleeve 20 drivings down.The realization of the circular index of upper bolster 15 is consistent with the die shoe structure, no longer describes in detail.
Up and down actuating sleeve (16,20) respectively with die holder (15,13) up and down chimeric after, servomotor 5 is specified radian by the instruction rotation, by vertically synchronously with 4, go up horizontal synchronization band 2, down horizontal synchronization band 8 and up and down the turbine and worm device and up and down actuating sleeve (16,20) the output revolution of servomotor 5 is delivered to upper bolster 15, die shoe 13.The die holder calibration finishes up and down, the beginning punching press, and punching press is finished, and servomotor 5 drives upper bolster 15, die shoe 13 sets back, and upper and lower each 1 pair of cylinder also sets back, and last actuating sleeve 16, following actuating sleeve 20 break away from upper bolster 15, die shoe 13 respectively.This complex structure, the transmission chain length, to processing and assembly precision require high, manufacturing cost height, and the calibration rotating speed is low.
Summary of the invention
The utility model has proposed a kind of stable performance at deficiency of the prior art, and assembling is simple and easy with debugging, and indexing accuracy and the higher NC turret punch machine mould indexing means of rotating speed.
This programme is realized by following technical measures: a kind of NC turret punch machine mould drive device of index, it comprises indexing mechanism and elevating mechanism, it is characterized in that described indexing mechanism comprises the last moment servomotor and the following moment servomotor of rotor and stator separately-loaded, the stator of described upper and lower moment servomotor be arranged in the upper and lower casing in friction tight mode respectively and with punch ram center coaxial arrangement, described upper and lower casing is separately fixed on the lathe bed; The rotor of upper and lower moment servomotor is direct-connected in friction tight mode with upper and lower armature spindle respectively, and upper and lower armature spindle connects with upper and lower casing respectively by two bearings and upper and lower bearing block respectively; Also be provided with the upper and lower actuating sleeve that connects with sliding pair by upper and lower dive key and upper and lower armature spindle, on the armature spindle, corresponding actuating sleeve up and down was provided with the chute that cooperates with dive key about described dive key was separately fixed at.
Described elevating mechanism comprises about upper and lower each a pair of guide pad that symmetry is installed on the lower box respectively, and each a pair of cylinder is connected with described guide pad respectively up and down; Guide pad is provided with the groove that slides for elevating lever, and described elevating lever connects with the piston rod of cylinder in described groove; The upper and lower spring bearing of the upper and lower actuating sleeve axial displacement of restriction is set on elevating lever.
Top chock connects with upper box, and step connects with lower box, and backing plate is set on the lower box.
The beneficial effect of this programme can learn that described upper and lower actuating sleeve can chimeric with upper and lower die holder respectively under air cylinder driven, disengaging according to the narration to such scheme.Upper and lower moment servomotor and the coaxial installation in punch ram center, driven in synchronism mould top and the bottom rotation calibration respectively.The moment servo motor rotor adopts coaxial direct connection with the rotor cover of output torque, no any middle transmission link, and directly the mode of Qu Donging has reduced the error that middle transmission link causes to greatest extent, has improved indexing accuracy; The calibration rotating speed also promotes greatly simultaneously.。Directly drive synchronously with the coaxial mounted moment servomotor in punch ram center with upper and lower two and to replace traditional servomotor, the band and the turbine and worm kind of drive synchronously, thereby simplified requirement processing and assembly precision; The utility model provides a kind of moment servomotor coaxial synchronously driven NC turret punch machine mould indexing means, with traditional servomotor, synchronously band is compared with the device of turbine and worm transmission and had following characteristic: 1, adopt the driven in synchronism die holder revolution up and down respectively of 2 moment servomotors.Described moment servomotor is a separately-loaded, and rotor is coaxial direct-connected with armature spindle, has saved middle transmission link, can increase substantially indexing accuracy and rotating speed, thereby improves machining accuracy and working (machining) efficiency.
2, the raising of indexing accuracy, can effectively guarantee upper and lower mould to neutrality, thereby improve die life, reduce mould sharpening and maintenance time and cost.
3, processing and assembly precision are required all to reduce greatly, improved the reliability of mould indexing means.Therefore the utility model has compared with prior art been realized technical purpose.
Description of drawings
Below in conjunction with accompanying drawing the utility model is done to describe in further detail.
Fig. 1 is that the coaxial driven in synchronism mould of moment servomotor indexing means axle is surveyed view.
Fig. 2 is the coaxial driven in synchronism mould of a moment servomotor indexing means front view.
Fig. 3 is the coaxial driven in synchronism mould of a moment servomotor indexing means left view.
Fig. 4 is Fig. 3 partial enlarged view I.
Fig. 5 is Fig. 3 partial enlarged view II.
Fig. 6 is that original turbine and worm transmission mould indexing means axle is surveyed view.
Fig. 7 is original turbine and worm transmission mould indexing means right view.
Fig. 8 is a partial enlarged drawing III among Fig. 7.
Among the figure: the 1-lathe bed, 2-horizontal synchronization band, 3-belt wheel seat, 4-vertically is with synchronously, the 5-servomotor, 6-motor cabinet, 7-synchronous pulley, horizontal synchronization band under the 8-, the 9-lower rotary table, worm screw under the 10-, 11-backing plate, 12-lower box, the 13-die shoe, 14-top rotary table, 15-upper bolster, the last actuating sleeve of 16-, the last worm screw of 17-, 18-upper box, 19-upper press cover, actuating sleeve under the 20-, the 21-spring bearing, 22-elevating lever, 23-guide pad, 24-cylinder, the 25-turbine, 26-bearing, 27-dive key, the last actuating sleeve of 28-, 29-upper rotor part axle, 30-bearing, 31-stator, 32-rotor, the 33-upper box, 34-top chock, 35-cylinder, 36-guide pad, the 37-elevating lever, 38-spring bearing, 39-backing plate, 40-spring bearing, the 41-elevating lever, 42-lower box, 43-guide pad, 44-cylinder, the 45-stator, 46-rotor, 47-lower rotor part axle, the 48-bearing, 49-step, actuating sleeve under the 50-, the 51-lathe bed, the last dive key of 52-, dive key under the 53-.
The specific embodiment
As shown in figs. 1 and 3, a kind of with the coaxial synchronously driven NC turret punch machine mould indexing means of moment servomotor, comprise the lower box 42 that is installed on the lathe bed 51, left-right symmetry is fixed on a pair of guide pad 43 of lower box 52 both sides, about each cylinder 44 connect with guide pad 43; Guide pad 43 is provided with the groove that slides for elevating lever 41, and elevating lever 41 connects with cylinder 44 piston rods in described groove; Guide pad 43 only limits the revolution free degree of elevating lever 41; Spring bearing 40 connects with elevating lever 41; Also comprise in the tight fit mode and be installed in moment servo motor stator 45 under the separately-loaded in the lower box 52, be installed in lower rotor part axle 47 in the lower box 42 by pair of bearings 48 and step 49, with lower rotor part axle 47 with the direct-connected moment servo motor rotor 46 of tight fit mode; As shown in Figure 5, lower rotor part axle 46 is provided with dive key 53, and corresponding actuating sleeve 50 down is provided with the chute that cooperates with dive key 53.As shown in Figure 1, also comprise and step 49 joining backing plates 39.Described actuating sleeve 50 down is provided with the annular groove that cooperates with spring bearing 40, the spring bearing 40 restrictions axial displacement of actuating sleeve 50 down; Shown in Fig. 2 and 3, also comprise the die shoe 13 that is installed in the punch press lower rotary table 9 respective mode positions; Following actuating sleeve 50 tops are provided with the boss of two symmetries, correspondingly on the die shoe 13 be provided with two grooves with following actuating sleeve 50 convex platform precision-fit, when cylinder 44 piston rods stretched out, elevating lever 41 drove actuating sleeve 50 rises down, and boss and the groove on the die shoe 13 on the following actuating sleeve 50 are chimeric; When cylinder 44 piston rods were return, elevating lever 41 drove down that actuating sleeve 50 falls, the boss on the following actuating sleeve 50 with die shoe 13 on groove break away from.
As shown in Figure 4, also comprise the upper bolster 15 that is installed on the top rotary table 14 respective mode positions, be installed in the upper box 33 on the lathe bed 51, left-right symmetry is fixed on 1 pair of guide pad 36 of upper box both sides, about each cylinder 35 connect with guide pad 36, guide pad 36 is provided with the groove that slides for elevating lever 37, and elevating lever 37 connects with cylinder 35 piston rods in groove; Guide pad 36 only limits the revolution free degree of elevating lever; Spring bearing 38 connects with elevating lever 37; Also comprise in the tight fit mode and be installed in moment servo motor stator 31 on the separately-loaded in the upper box 33, be installed in upper rotor part axle 29 in the upper box 33 by pair of bearings 30 and top chock 34, with upper rotor part axle 29 with the direct-connected moment servo motor rotor 32 of tight fit mode, upper rotor part axle 29 is provided with dive key 52, and actuating sleeve 28 is provided with the chute that cooperates with dive key 52 on the correspondence; Described going up on the actuating sleeve 28 also is provided with the annular groove that cooperates with spring bearing 38, the axial displacement that actuating sleeve 28 is gone up in spring bearing 38 restrictions; Last actuating sleeve 28 is provided with the boss of two symmetries, correspondingly on the upper bolster 15 be provided with two grooves with last actuating sleeve 28 convex platform precision-fit, when cylinder 35 piston rods stretch out, elevating lever 37 drives goes up actuating sleeve 28 declines, the boss on the last actuating sleeve 28 and chimeric with the groove on the upper bolster 15; When cylinder 35 piston rods were return, elevating lever 37 drove down that actuating sleeve 28 rises, the boss on the last actuating sleeve 28 with upper bolster 15 on the groove disengaging.
As shown in Figure 5, described two cover separately-loaded moment servomotor centers are coaxial with the punch ram center.Rotor (32,46) is direct-connected with upper and lower armature spindle (29,47) respectively, transmission link in the middle of not having.Upper and lower armature spindle (29,47) is realized being slidingly connected by dive key (52,53) and upper and lower actuating sleeve (28,50) respectively, be the rotary torque that upper and lower actuating sleeve (28,50) not only can transmit armature spindle (29,47) respectively, also can be respectively the same under cylinder (35,44) drives, lower rotor part axle (29,47) is realized axial relative motion.
Elevating lever (37,41) only limits the axial displacement of upper and lower actuating sleeve (28,50), and upper and lower actuating sleeve (28,50) can freely turn round under upper and lower armature spindle (29,47) drives.
Be installed in each 2 cylinder (35,44) on the upper and lower casing (33,42) and drive upper and lower actuating sleeve (28,50) by elevating lever (37,41) respectively and move up and down, thereby realize the clutch of upper and lower actuating sleeve (28,50) and upper and lower die holder (15,13).Be subjected to guide pad (36,43) constraint, elevating lever (37,41) only can be done rectilinear motion, can not turn round.Upper and lower armature spindle (29,47), upper and lower actuating sleeve (28,50) etc. are hollow, can hit bar for punch press and pass or blanking.Equally, upper and lower casing (33,42) all is provided with the centre bore that can pass or supply blanking for punch press strike bar on upper and lower bearing block (34,49) and the backing plate (39).
Fig. 2, Fig. 3 have represented the primary structure of the coaxial synchronously driven NC turret punch machine mould indexing means of moment servomotor.Be illustrated as the disengaged position of upper and lower actuating sleeve (28,50) and upper and lower die holder (15,13).With reference to Fig. 3 and partial enlarged view, during work, each 2 cylinder (35,44) that at first is installed on the upper and lower casing (33,42) move simultaneously;
After above-mentioned action is finished, upper and lower moment servomotor is by the synchronous revolution certain angle of instruction, drives upper and lower die holder (13,15) with the direct-connected upper and lower armature spindle (29,47) of moment servo motor rotor (32,46) respectively by upper and lower actuating sleeve (28,50) and turns round equal angular synchronously.Punching press finishes, and after the moment servomotor drove upper and lower die holder (13,15) and resets, cylinder (35,44) piston rod was regained simultaneously, and upper and lower actuating sleeve (28,50) breaks away from upper and lower die holder (13,15).
Claims (3)
1. NC turret punch machine mould drive device of index, it comprises indexing mechanism and elevating mechanism, it is characterized in that described indexing mechanism comprises the last moment servomotor and the following moment servomotor of rotor and stator separately-loaded, the stator of described upper and lower moment servomotor be arranged in the upper and lower casing in friction tight mode respectively and with punch ram center coaxial arrangement, described upper and lower casing is separately fixed on the lathe bed; The rotor of upper and lower moment servomotor is direct-connected in friction tight mode with upper and lower armature spindle respectively, and upper and lower armature spindle connects with upper and lower casing respectively by two bearings and upper and lower bearing block respectively; Also be provided with the upper and lower actuating sleeve that connects with sliding pair by upper and lower dive key and upper and lower armature spindle, on the armature spindle, corresponding actuating sleeve up and down was provided with the chute that cooperates with dive key about described dive key was separately fixed at.
2. NC turret punch machine mould drive device of index according to claim 1 is characterized in that described elevating mechanism comprises about upper and lower each a pair of guide pad that symmetry is installed on the lower box respectively, and each a pair of cylinder is connected with described guide pad respectively up and down; Guide pad is provided with the groove that slides for elevating lever, and described elevating lever connects with the piston rod of cylinder in described groove; The upper and lower spring bearing of the upper and lower actuating sleeve axial displacement of restriction is set on elevating lever.
3. NC turret punch machine mould drive device of index according to claim 1 and 2 is characterized in that top chock connects with upper box, and step connects with lower box, and backing plate is set on the lower box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202147915U CN201669329U (en) | 2010-06-04 | 2010-06-04 | Die index driving device of numerical control turret punch press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202147915U CN201669329U (en) | 2010-06-04 | 2010-06-04 | Die index driving device of numerical control turret punch press |
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| Publication Number | Publication Date |
|---|---|
| CN201669329U true CN201669329U (en) | 2010-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202147915U Expired - Fee Related CN201669329U (en) | 2010-06-04 | 2010-06-04 | Die index driving device of numerical control turret punch press |
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| Country | Link |
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| CN (1) | CN201669329U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102773336A (en) * | 2012-08-07 | 2012-11-14 | 江苏扬力集团有限公司 | Mold positioning device suitable for automatic mold changing numerical control turret punch press |
| CN104028611A (en) * | 2014-06-25 | 2014-09-10 | 济南铸造锻压机械研究所有限公司 | Scalable die combining system realizing right-angle cutting of numerical control turret punch press |
-
2010
- 2010-06-04 CN CN2010202147915U patent/CN201669329U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102773336A (en) * | 2012-08-07 | 2012-11-14 | 江苏扬力集团有限公司 | Mold positioning device suitable for automatic mold changing numerical control turret punch press |
| CN104028611A (en) * | 2014-06-25 | 2014-09-10 | 济南铸造锻压机械研究所有限公司 | Scalable die combining system realizing right-angle cutting of numerical control turret punch press |
| CN104028611B (en) * | 2014-06-25 | 2016-01-20 | 济南铸造锻压机械研究所有限公司 | Realize NC turret punch machine right angle shear can index mold combined system |
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Effective date of registration: 20180613 Granted publication date: 20101215 |
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Date of cancellation: 20200604 Granted publication date: 20101215 |
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