CN202461347U - Clamp for numerical control servo punch - Google Patents
Clamp for numerical control servo punch Download PDFInfo
- Publication number
- CN202461347U CN202461347U CN 201220054391 CN201220054391U CN202461347U CN 202461347 U CN202461347 U CN 202461347U CN 201220054391 CN201220054391 CN 201220054391 CN 201220054391 U CN201220054391 U CN 201220054391U CN 202461347 U CN202461347 U CN 202461347U
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- cylinder body
- plunger
- hole
- plunger rod
- short column
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Abstract
The utility model relates to a clamp for a numerical control servo punch. The clamp for the numerical control servo punch comprises a fixed clamp seat and a floating cylinder body arranged on the fixed clamp seat, and is characterized in that a plunger sleeved on a plunger rod is arranged in the floating cylinder body, and a gas seal is formed between the plunger and a cylinder head as well as between the plunger and the floating cylinder body; two stages of lug bosses are arranged at the lower middle part of the plunger rod, and a gas seal is formed between a first stage of lug boss and the floating cylinder body; the size of a second stage of lug boss is greater than a through hole but is less than the first stage of lug boss, and a gas path by which a second gas hole is communicated with the inside of the plunger rod is arranged on the second stage of the second lug boss; a gas seal is formed between the plunger rod and the floating cylinder body, and a spring is arranged between the top surface of the first stage of lug boss and the bottom surface of the plunger; a second straight groove is arranged in the middle of a short column, and a long round hole aligned with the first straight groove is arranged on the floating cylinder body; and a blind hole aligned with the long round hole is arranged on the plunger, and a pin is connected with the long round hole, a second straight groove and the blind hole, so that the floating cylinder body is supported onto the fixed clamp seat through the connection of the pin and the short column. The clamp is mainly used for manufacturing the numerical control punch.
Description
Technical field
The utility model relates to a kind of numerical control press, relates in particular to the clamp of numerical control press.
Background technology
Numerical control press mainly applies to all kinds of sheet metal part processing, can multiple complicated pass of disposable automatic completion and shallow recessing, shallow drawing processing and forming.Numerical control press generally adopts pneumatic full-floating type clamp; Upper and lower floating can be reduced the distortion of sheet material; Being fixed on the crossbeam of numerical control press through monoblock type dovetail slide carriage, mainly is to clamp plate along with moving of crossbeam carried plate, and good rigidly, clamp move more convenient.
Original pneumatic gripping working method is shown in Fig. 1-5; Panel 3 links together with fixation clamps seat 1 through two bolts 4 and two springs 6; Screw in fixation clamps seat 1 through screw rod 8, be fixed together the crossbeam on panel 3 and the lathe bed, fixation clamps seat 1 and lathe bed crossbeam are fixed; Plunger rod 39 as shown in Figure 4 is fixed in the cylinder body 11 that floats through spring 29 and cylinder cap 30; The lower end of plunger rod 39 and last tong arm 18 link together; The cylinder body 11 that floats is fixed together with fixation clamps seat 1 and leads through the axis of guide 36 through two screws 13 and two springs 12, and the effect owing to spring under original state makes the cylinder body that floats in position topmost; Two single-acting cylinders 28 are contained in respectively in the cylinder mounting holes 25 of stationary housing 1, and the cylinder body 11 that floats is withstood in the lower end of cylinder.
When loading plate, two cylinder 28 ventilations press down unsteady cylinder body 11 integral body, make the position of jaw move down the plate that conveniently is installed; And compress two springs 12, put after the plate, plunger rod 39 ventilation compression springs 29 make on the plunger rod 39 the moving tong arm 18 of going up of shipper pole around pin 17 rotations; Move on the rear portion of last tong arm 18, the front portion of last tong arm 18 moves down and makes the closed plate that clamps of jaw, and two cylinders 28 are died afterwards; Because the effect of two springs 12; The cylinder body 11 that drive to float moves on the whole, and plate also moves on and then, accomplishes the loading course of work that clamps plate.When unloading plate, at first be that the ventilation of two cylinders 28 makes moving down of floating cylinder 11, plunger rod 39 dies then; Moved down by the effect plunger rod 39 of spring 29, the rotation of tong arm 18 in the drive, jaw unclamps; Unload plate, last two cylinders 28 are died, and move on the floating cylinder 11; Accomplish the unloaded operation of plate, accomplish a course of work.The course of work was loaded down with trivial details when major defect was the loading and unloading plate in this process, inefficiency; The control procedure more complicated, the corresponding time is long; Clamp oversize is relatively heavier.
Summary of the invention
The utility model provides a kind of course of work of clamp simple and easy, high efficiency to the deficiency that prior art exists; Control procedure is simple, and the response time is short; The size of clamp is smaller, and is in light weight.
The technical characterictic of the utility model is: a kind of clamp of numerical control servo punch press; It comprises the fixation clamps seat and is arranged at the unsteady cylinder body on the fixation clamps seat; It is characterized in that in said unsteady cylinder body, being provided with the plunger that is sleeved on the plunger rod; Hermetic seal between plunger and cylinder head and the unsteady cylinder body is positioned at plunger rod above the plunger and is provided with first pore and is communicated with the inner gas circuit of plunger rod; Be provided with the through hole that supplies plunger rod to pass in said unsteady cylinder body lower end; Be provided with the secondary boss in said plunger rod middle and lower part; Hermetic seal between first order boss and the unsteady cylinder body, the size of second level boss are greater than through hole but less than first order boss, and second level boss is provided with second pore and is communicated with the inner gas circuit of plunger rod; Hermetic seal between plunger rod and the unsteady cylinder body is provided with spring between first order boss end face and plunger bottom surface;
Be respectively arranged with first ladder hole in the anterior left and right sides of said fixation clamps seat, first ladder hole is provided with first straight trough near the sidewall of the cylinder body that floats; Short column and apportion short column first holding screw and second holding screw of both sides up and down are set in first ladder hole, between the short column and second holding screw, spring are set;
Be provided with second straight trough at said short column middle part, the cylinder body that floats is provided with the slotted hole with the first straight trough centering, and plunger is provided with the blind hole with above-mentioned slotted hole centering, sells in slotted hole that passes the cylinder body that floats and second straight trough that an end is arranged on short column; The other end of pin is arranged in the blind hole on the plunger, and the cylinder body that floats was supported on the fixation clamps seat through being connected of pin and short column.
The concrete characteristics of this programme also have, the installing hole of corresponding setting and the said first ladder hole centering on the cylinder body that floats.
The top of said first ladder hole is threaded aperture; The bottom is a macropore; Be provided with one section screw thread in the bottom of macropore, the position that first holding screw limits short column is set in aperture, below short column, be provided with spring; Second holding screw screws in the screw thread place of macropore, and by holddown spring initial spring force is set.
Two slotted holes are with respect to plunger rod axis left-right symmetric, and making the vertical line angle from plunger lever shaft alignment two slotted holes is 120 degree.
The beneficial effect of this programme can learn according to the narration of such scheme, and the elastic force that the cylinder body that floats is moved down with spring compressing of two cylinders of traditional needs removes the device that moves on the cylinder body that floats, and has increased plunger on the piston rod in cylinder; Make a cylinder formation two confined space up and down, through the air inlet simultaneously of the pore above plunger rod compression spring, jaw merges and clamps plate simultaneously; Cavity of resorption also reaches balance; Because plunger is connected fixing with the fixation clamps seat, make the cylinder body that floats realize the function of moving by relative motion, lean on the slotted hole that is provided with on the said unsteady cylinder body to control the amount of moving; When on when moving to peak; Because the barrier effect of pin makes the last confined space of the cylinder body that floats reach balance, because air pressure is enough big, the power of the inside is converted into internal force concerning whole clamp; Support through pin because whole unsteady cylinder body is the spring that leans on fixation clamps seat both sides to be provided with,, in work, more effectively avoided the distortion of sheet material so when clamp is reaching balance, lean on said spring to play the effect of floating.Through the change of operation principle, simplified the mode of clamp work, especially the mode of work when clamping has improved operating efficiency.Short column in said fixation clamps seat plays the effect of non-movable piston, because post is placed on above the spring, has well realized the function that unsteady cylinder body floats; Through regulating the holding screw on said unsteady cylinder body shoulder hole top, the adjustment of the initial position of realization clamp that can be whole; According to the weight that clamps plate and the amount of floating of needs, can make the decrement adjustment of spring, thereby realize this function through two holding screws of the said unsteady inferior part of the cylinder block of adjustment.
Description of drawings
Below in conjunction with accompanying drawing the utility model is done to describe in further detail.Fig. 1 is former pneumatic clamp front view; Fig. 2 is former pneumatic clamp vertical view; Fig. 3 is former pneumatic clamp upward view; Fig. 4 is former pneumatic clamp A-A revolved sectional view; Fig. 5 is that the axle of former pneumatic clamp is surveyed view; Fig. 6 is the front view of pneumatic gripping; Fig. 7 is the pneumatic gripping vertical view; Fig. 8 is the pneumatic gripping upward view; Fig. 9 is a pneumatic gripping A-A revolved sectional view; Figure 10 is a pneumatic gripping B-B view; Figure 11 is a pneumatic gripping axle resolution chart.Among the figure: 1-fixation clamps seat, 2-holding screw, 3-panel, 4-screw, 5-packing ring, 6-spring, 7-shoulder hole, 8-screw rod, 9-locking cap; 10-handle, the 11-cylinder body that floats, 12-spring, 13-screw, 14-shoulder hole, 15-screwed hole, tong arm under the 16-, 17-pin, the last tong arm of 18-; The 19-screwed hole, 20-holding screw, 21-screw, 22-screw, 23-shoulder hole, 24-pin, 25-cylinder mounting holes, 26-seal groove, 27-sealing ring; The 28-cylinder, 29-spring, 30-cylinder head, the 31-groove that prevents dust, 32-through hole, 33-pore, 34-dust ring, 35-cylinder-bore, 36-guide shaft; The 37-through hole, 38-through hole, 39-plug screw bar, 40-boss, 41-linear roller bearing, 42-confined space, 43-pore, 44-seal groove, 45-sealing ring; The 46-through hole, 47-pin, tong arm under the 48-, the last tong arm of 49-, 50-sells, the 51-cylinder body that floats, 52-holding screw, 53-handle, 54-locking cap; The 55-screw rod, 56-screw, 57-second ladder hole, 58-spring, 59-pad, 60-screwed hole, 61-panel, 62-fixation clamps seat, 63-screw; The 64-shaft block ring, 65-installing hole, 66-shoulder hole, 67-screw, 68-seal groove, 69-sealing ring, 70-first confined space, 71-second pore, 72-sealing ring; The 73-seal groove, 74-master's pore, 75-spring, 76-seal groove, 77-sealing ring, 78-straight line guide pin bushing, 79-through hole, 80-through hole, 81-guide shaft; 82-second confined space, 83-seal groove, 84-sealing ring, 85-cylinder head, the 86-groove that prevents dust, 87-dust ring, 88-first pore, 89-through hole, 90-sealing ring; The 91-seal groove, 92-ladder hole, 93-seal groove, 94-sealing ring, the last installing hole of 95-, 96-first holding screw, 97-minor thread hole, 98-first ladder hole; The 99-short column, 100-second straight trough, 101-pin, 102-blind hole, 103-plunger, 104-slotted hole, 105-cylinder-bore, 106-plunger rod; The 107-spring, 108-internal thread, 109-second holding screw, 110-first order boss, installing hole under the 111-through hole 112-, 113-pin, 114-shoulder hole .115-first straight trough, 116-second level boss.
The specific embodiment
Embodiment:
Shown in Fig. 6-11; A kind of clamp of numerical control servo punch press; It comprises the fixation clamps seat 62 that is fixed on the lathe bed; Fixation clamps seat 62 is through the axis of guide 81 and be sleeved on the unsteady cylinder body 51 that the axis of guide 81 outer straight line guide pin bushings 78 connect built-in plunger rod 106 and plunger 103, also is useful on the last tong arm 49 and following tong arm 48 of clamping plate material.
Be provided with the plunger 103 that is sleeved on the plunger rod 106 in the said unsteady cylinder body 51, hermetic seal between plunger 103 and the cylinder head 85 is positioned at plunger rod 106 above the plunger 103 and is provided with first pore 88 and is communicated with the inner gas circuit of plunger rods 106; Be provided with the through hole 111 that supplies plunger rod 106 to pass in said unsteady cylinder body 51 lower ends; Be provided with the secondary boss in said plunger rod middle and lower part; First order boss 110 and unsteady cylinder body 51 hermetic seals; The size of second level boss 116 is greater than through hole 111 but less than first order boss 110; Second level boss 116 is provided with the gas circuit that second pore 71 is communicated with plunger rod 106 inside, and hermetic seal between second level boss 110 and unsteady cylinder body 51 is provided with spring 75 between first order boss 110 end faces and plunger 103 bottom surfaces.
Be provided with two first ladder holes 98 in the said fixation clamps seat 62 anterior left and right sides; Installing hole 95 and 112 with said first ladder hole, 98 centerings is set on the cylinder body 51 that floats; Said first ladder hole 98 is minor thread hole 97 for top, and the bottom is a macropore, is provided with one section internal thread 108 bottom at macropore; First ladder hole 98 is provided with first straight trough 115 near the sidewall of the cylinder body 51 that floats; In first ladder hole 98, short column 99 is set respectively, the position that first holding screw 96 limits short column 99 is set in minor thread hole 97, below short column 99, be provided with spring 107; Second holding screw 109 screws in internal thread 108 places of macropore, and leans on holddown spring 107 that initial spring force is set.
Be provided with second straight trough 100 at said short column 99 middle parts; The cylinder body 51 that floats be provided with said fixing cylinder body 62 on the slotted hole 104 of first straight trough, 115 centerings; Plunger 103 is provided with the blind hole 102 with above-mentioned slotted hole 104 centerings; Pin 101 passes the slotted hole 104 of the cylinder body 51 that floats respectively; One end is arranged in second straight trough 100 of short column 99, and the other end is arranged in the blind hole 102 of plunger 103, and the cylinder body 51 that floats is supported through pin 101 with at the short column 99 that is arranged on the fixation clamps seat 62 on the spring 107.
Make use-case:
As shown in Figure 6; Two second ladder holes 57 are set on said fixation clamps seat 62; Two screws 56 are overlapping a spring 58 and pad 59 respectively and are passing two second ladder holes 57, and screw in the screwed hole 60 on the panel 61, are connected panel 61 with fixation clamps seat 62; In the tapped through hole that screw rod 55 screws on the fixation clamps seats 62; And push down panel, when screw rod 55 continues to screw in, the crossbeam on panel 61 and the lathe bed is rigidly connected; Whole pneumatic gripping is fixed on the crossbeam; Along with crossbeam mobile carries out feeding, when screw rod screwed out, panel 61 leaned on two springs 58 to reset.
As shown in Figure 9; Connect external air source above the plunger rod 106, gas gets into first confined space 70 and second confined space 82 through first pore 88 and second pore 71, and beginning is because atmospheric pressure is smaller; And first confined space 70 and second confined space 82 act on the gravity direction of active force and the unsteady cylinder body 51 self on the cylinder body 51 that floats and cancel out each other on the contrary; Plunger 103 is fixed on above the short column 99, and the spring force that is connected with short column 99 is enough big, moves so have only on the plunger rod 106; Move on the rear end of tong arm 49 in the drive; Make the closed clamping of jaw plate, because the effect of air pressure makes plunger rod 106 be rigidly connected for 51 one-tenth with unsteady cylinder body, suffered power becomes internal force in first confined space 70; Increase along with air pressure; The air pressure of second confined space 82 enough makes when moving on the cylinder body 51 that floats; So because the spring force below the short column 99, moves to pin 101 greater than moving on the whole unsteady cylinder body 51 of the gravity of whole unsteady cylinder body 51 when contacting with the bottom of unsteady cylinder body 51 slotted holes 104, plunger 103 becomes to be rigidly connected under the effect of air pressure with floating cylinder 51; The air pressure of second confined space 82 becomes internal force; Reach balance, whole unsteady cylinder body 51 suffered air pressure all are converted into internal force, reach balance.
Because whole unsteady cylinder body 51 is connected above the short column 99 through two pins 101, short column 99 is again on spring 107, so realized the effect that fluctuates by spring.When externally air pressure cut off, owing to be air pressure weakening progressively, so the cylinder body 51 that floats at first moves down, jaw separately unloaded plate then.
Claims (4)
1. the clamp of a numerical control servo punch press; It comprises the fixation clamps seat and is arranged at the unsteady cylinder body on the fixation clamps seat; It is characterized in that in said unsteady cylinder body, being provided with the plunger that is sleeved on the plunger rod; Hermetic seal between plunger and cylinder head and the unsteady cylinder body is positioned at plunger rod above the plunger and is provided with first pore and is communicated with the inner gas circuit of plunger rod; Be provided with the through hole that supplies plunger rod to pass in said unsteady cylinder body lower end; Be provided with the secondary boss in said plunger rod middle and lower part; Hermetic seal between first order boss and the unsteady cylinder body, the size of second level boss are greater than through hole but less than first order boss, and second level boss is provided with second pore and is communicated with the inner gas circuit of plunger rod; Hermetic seal between plunger rod and the unsteady cylinder body is provided with spring between first order boss end face and plunger bottom surface;
Be respectively arranged with first ladder hole in the anterior left and right sides of said fixation clamps seat, first ladder hole is provided with first straight trough near the sidewall of the cylinder body that floats; Short column and apportion short column first holding screw and second holding screw of both sides up and down are set in first ladder hole, between the short column and second holding screw, spring are set;
Be provided with second straight trough at said short column middle part, the cylinder body that floats is provided with the slotted hole with the first straight trough centering, and plunger is provided with the blind hole with above-mentioned slotted hole centering, sells in slotted hole that passes the cylinder body that floats and second straight trough that an end is arranged on short column; The other end of pin is arranged in the blind hole on the plunger, and the cylinder body that floats was supported on the fixation clamps seat through being connected of pin and short column.
2. the clamp of numerical control servo punch press according to claim 1 is characterized in that the corresponding installing hole that is provided with the said first ladder hole centering on the cylinder body that floats.
3. the clamp of numerical control servo punch press according to claim 1; The top that it is characterized in that said first ladder hole is threaded aperture, and the bottom is a macropore, is provided with one section screw thread in the bottom of macropore; The position that first holding screw limits short column is set in aperture; Below short column, be provided with spring, second holding screw screws in the screw thread place of macropore, and by holddown spring initial spring force is set.
4. the clamp of numerical control servo punch press according to claim 1 is characterized in that two slotted holes with respect to plunger rod axis left-right symmetric, and making the vertical line angle from plunger lever shaft alignment two slotted holes is 120 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220054391 CN202461347U (en) | 2012-02-20 | 2012-02-20 | Clamp for numerical control servo punch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220054391 CN202461347U (en) | 2012-02-20 | 2012-02-20 | Clamp for numerical control servo punch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202461347U true CN202461347U (en) | 2012-10-03 |
Family
ID=46909545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220054391 Expired - Fee Related CN202461347U (en) | 2012-02-20 | 2012-02-20 | Clamp for numerical control servo punch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202461347U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109967623A (en) * | 2019-04-01 | 2019-07-05 | 余姚市康西精密模具有限公司 | Stamping die is used in a kind of production of electrical cabinet |
| CN112044535A (en) * | 2020-07-31 | 2020-12-08 | 江苏大学 | Cam pressing device for quickly fixing ball milling tank |
-
2012
- 2012-02-20 CN CN 201220054391 patent/CN202461347U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109967623A (en) * | 2019-04-01 | 2019-07-05 | 余姚市康西精密模具有限公司 | Stamping die is used in a kind of production of electrical cabinet |
| CN112044535A (en) * | 2020-07-31 | 2020-12-08 | 江苏大学 | Cam pressing device for quickly fixing ball milling tank |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20180613 Granted publication date: 20121003 |
|
| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20200613 Granted publication date: 20121003 |
|
| PD01 | Discharge of preservation of patent | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121003 Termination date: 20190220 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |