CN201295717Y - Mechanism for detecting contact workpieces of air hydraulic pressure punch - Google Patents
Mechanism for detecting contact workpieces of air hydraulic pressure punch Download PDFInfo
- Publication number
- CN201295717Y CN201295717Y CNU2008201609500U CN200820160950U CN201295717Y CN 201295717 Y CN201295717 Y CN 201295717Y CN U2008201609500 U CNU2008201609500 U CN U2008201609500U CN 200820160950 U CN200820160950 U CN 200820160950U CN 201295717 Y CN201295717 Y CN 201295717Y
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- China
- Prior art keywords
- thimble
- main shaft
- lower main
- main axis
- conducting strip
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- Expired - Lifetime
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Abstract
The utility model discloses a mechanism for detecting the contact workpieces of an air hydraulic pressure punch which is mounted between an upper die and a lower die. The upper die is fixed on a punching main shaft and the lower die (2) is fixed on a punch operation platform. The mechanism comprises a start detection circuit including a power electrode, a start detection relay, a conducting strip, a thimble, the punching main shaft and a grounding electrode, wherein the power electrode, start detection relay and the conducting strip are connected in series sequentially; the punching main shaft comprises an upper main shaft and a lower main shaft, the lower end part of the upper main shaft is sleeved on the upper end part of the lower main shaft, and a compressed spring is arranged between the upper main shaft and the lower main shaft; the upper main shaft is connected with the grounding electrode and the lower end of the lower main shaft is fixed with the upper die; one end of the thimble passes through a fixation spring and is limited at the side part of the lower main shaft and the other end thereof is in conductive contact with the conducting strip; and a groove is further formed at the side part of the lower main shaft, and one end of the thimble is limited at the groove of the lower main shaft and the other end thereof is in disengagement with the conducting strip. The mechanism for detecting the contact workpieces of an air hydraulic pressure punch can automatically judge whether a punch pin is in contact with the workpiece or not.
Description
Technical field
The utility model belongs to punch process device security checkout gear, particularly a kind ofly can detect the testing agency that the stamping machine punching press touches workpiece automatically adopting gas-liquid to press in the punching course of hybrid power.
Background technology
Mold 1 on the stamping machine is fixed in punching press main shaft (as shown in Figure 1), the punching press main shaft starts punching press by punching cylinder, workpiece 100 is positioned over the bed die 2 on the stamping machine operating desk 3, when carrying out punch process, need operating personnel to use the hand operated workpiece, when the workpiece that has is very big, operating personnel can process away from the punching cylinder pressing direction with holding the workpiece sidepiece, operate safer.But the workpiece volume that has is very little, and operating personnel need arrest workpiece punching press on operating desk with hand, and the position of hand and drift is nearer, if operating personnel are placed on hand below the drift because of carelessness, step on floor push this moment again because of carelessness, and drift must press down, and causes personal injury.Analyze reason: operating personnel are placed on hand below the drift because of carelessness, step on floor push again because of carelessness, and drift presses down, and causes personal injury.Punching press power adopts gas-liquid to press hybrid power in the stamping machine for this reason, and drift does not adopt Pneumatic pressure power during contact workpiece, changes oil pressure power when touching workpiece into, and how judging stamping machine this moment, to touch workpiece be crucial.
Summary of the invention
In order to remedy above deficiency, the utility model provides a kind of contact workpiece detection mechanism of pneumatic and hydraulic punching machine, and this mechanism can judge whether contact workpiece of drift automatically, so that change the oil pressure punching press into.
The technical solution of the utility model is achieved in that a kind of contact workpiece detection mechanism of pneumatic and hydraulic punching machine, be installed between mold and the bed die, this mold is fixed in the punching press main shaft, this bed die is fixed in the stamping machine operating desk, this testing agency comprises by the power supply utmost point, begin to detect relay, conducting strip, thimble, the start detection circuit that punching press main shaft and earthing pole are formed, this power supply utmost point, begin to detect relay and conducting strip is connected in series successively, this punching press main shaft is made up of last main shaft and lower main axis, should go up the main shaft bottom and be enclosed within this lower main axis upper end, and should go up between main shaft and the lower main axis and be provided with the compression spring, should go up that main shaft connects this earthing pole and this mold is fixed in this lower main axis lower end, this thimble other end contacts with this conducting strip conduction this thimble one end is defined in this lower main axis sidepiece by fixing spring when, this lower main axis sidepiece also is provided with a recess, and this thimble other end and this conducting strip disengage when this thimble one end is defined in this lower main axis upper recess.
As further improvement of the utility model, this stamping machine frame position that should lower main axis is provided with holder, this holder is provided with the stepped hole of movable ccontaining this thimble of energy, and after this fixing spring is placed on this thimble and is supported in the bulge loop that this thimble middle part forms, this thimble one end is supported in this lower main axis sidepiece and the other end is limited in this stepped hole, this conducting strip is limited to the other end of this stepped hole by secondary spring, this thimble other end contacts with this conducting strip conduction when this thimble is supported in this lower main axis sidepiece, and this thimble other end and this conducting strip disengage when this thimble is supported in this lower main axis recess.
Useful technique effect of the present utility model is: because pneumatic and hydraulic punching machine starts the pneumatic cylinder punching press earlier, the pneumatic cylinder punching press has quick, little power type characteristics, when mold touches workpiece, begin to detect relay in this start detection mechanism and get electric (constitute and detect the loop), control this pneumatic cylinder by controller and stop punching press, and the punching press of control oil hydraulic cylinder, the oil hydraulic cylinder punching press has fast, type realizes the punch process requirement energetically, improves operating efficiency.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the local enlarged diagram of A among Fig. 1.
The specific embodiment
A kind of contact workpiece detection mechanism of pneumatic and hydraulic punching machine, be installed between mold 1 and the bed die 2, this mold 1 is fixed in the punching press main shaft, this bed die 2 is fixed in stamping machine operating desk 3, this testing agency comprises by the power supply utmost point, begin to detect relay K 1, conducting strip 6, thimble 7, the start detection circuit that punching press main shaft and earthing pole are formed, this power supply utmost point, begin to detect relay K 1 and conducting strip 6 is connected in series successively, this punching press main shaft is made up of last main shaft 81 and lower main axis 82, should go up main shaft 81 bottoms and be enclosed within this lower main axis 82 upper ends, and should go up and be provided with compression spring 9 between main shaft 81 and the lower main axis 82, should go up that main shaft connects this earthing pole and this mold 1 is fixed in these lower main axis 82 lower ends, these thimble 7 other ends contact with these conducting strip 6 conductions these thimble 7 one ends are defined in these lower main axis 82 sidepieces by fixing spring 13 when, these lower main axis 82 sidepieces also are provided with a recess, and these thimble 7 other ends and this conducting strip 6 disengage when these thimble 7 one ends are defined in this lower main axis upper recess.
These stamping machine frame 4 positions that should lower main axis 82 are provided with holder 10, this holder is provided with the stepped hole of movable ccontaining this thimble 7 of energy, and after this fixing spring 13 is placed on this thimble 7 and is supported in the bulge loop that this thimble middle part forms, this thimble one end is supported in this lower main axis (82) sidepiece and the other end is limited in this stepped hole, this conducting strip 6 is limited to the other end of this stepped hole by secondary spring 12, this thimble other end contacts with this conducting strip 6 conductions when this thimble 7 is supported in these lower main axis 82 sidepieces, and this thimble other end and this conducting strip 6 disengage when this thimble 7 is supported in these lower main axis 82 recesses.
Punching press power adopts gas-liquid to press hybrid power in the above-mentioned stamping machine, this technology has been known mature technology, SMART gas-liquid power-increasing cylinder pressing equipment as applicant's production, this equipment is with the high reliability and the economy of its advanced stamping technology performance and running processing, brought brand-new vigor for the punch process industry, it has following characteristic:
1, simple power drive
The gas-liquid power-increasing cylinder that adopts SMART advanced person is as the power executive component, and the 3bar-6bar compressed air-driven need not hydraulic system, can produce the stamping press of 2KN-2000KN.
2, three stroke punch process circulation
The F.F. stroke: pure pneumatic actuation mould is in the quick little power contact of idle stroke;
Force-stroke: behind the contact workpiece, transfer the force-stroke punch process of gas-liquid pressure-boosting automatically to;
Backstroke: finish punch process, the automatic return of mould.
3, Xian Jin " soft putting in place " stamping technology
Idle stroke, the quick little power of pure pneumatic actuation mould " soft " contact workpiece has realized that the nothing in the desirable punch process is impacted " soft putting in place ", has greatly improved punch process quality and die life, has improved the punch process environment.
4, Du Te " reinforcement self adaptation "
In the total kilometres scope, force-stroke touches workpiece according to mould in arbitrary position and supercharging automatically.Change different moulds, workpiece, need not to adjust device travel.In force-stroke, stamping press adapts to automatically according to variation in outer year and regulates, and realizes the punch process process optimization automatically.
Operation principle of the present utility model is: by the power supply utmost point, begin to detect relay K 1, conducting strip 6, thimble 7, lower main axis 82, go up the start detection circuit that main shaft 81 and earthing pole are formed, during mold 1 does not touch workpiece 100, these thimble 7 one ends are supported on lower main axis 82 upper recess and the other end and this conducting strip 6 disengage, and begin to detect relay K 1 attonity in this start detection circuit; When mold 1 punching press touches workpiece 100, spring 9 effects by compression of this lower main axis 82 should be gone up main shaft 81 relatively and upwards be slided, cause these thimble 7 one ends to be supported in these lower main axis 82 sidepieces and these thimble 7 other ends contact with this conducting strip 6 conductions, beginning to detect relay K 1 in this start detection circuit gets, stop punching press by controlling this pneumatic cylinder thus, start the oil hydraulic cylinder punching press on the other hand.
Claims (2)
1, a kind of contact workpiece detection mechanism of pneumatic and hydraulic punching machine, be installed between mold (1) and the bed die (2), this mold (1) is fixed in the punching press main shaft, this bed die (2) is fixed in stamping machine operating desk (3), it is characterized in that: this testing agency comprises by the power supply utmost point, begin to detect relay (K1), conducting strip (6), thimble (7), the start detection circuit that punching press main shaft and earthing pole are formed, this power supply utmost point, begin to detect relay (K1) and conducting strip (6) is connected in series successively, this punching press main shaft is made up of last main shaft (81) and lower main axis (82), should go up main shaft (81) bottom and be enclosed within this lower main axis (82) upper end, and should go up and be provided with compression spring (9) between main shaft (81) and the lower main axis (82), should go up that main shaft connects this earthing pole and this mold (1) is fixed in this lower main axis (82) lower end, this thimble (7) other end contacts with this conducting strip (6) conduction when these thimble (7) one ends are defined in this lower main axis (82) sidepiece by fixing spring (13), this lower main axis (82) sidepiece also is provided with a recess, and this thimble (7) other end and this conducting strip (6) disengage when these thimble (7) one ends are defined in this lower main axis upper recess.
2, a kind of contact workpiece detection mechanism of pneumatic and hydraulic punching machine as claimed in claim 2, it is characterized in that: this stamping machine frame (4) position that should lower main axis (82) is provided with holder (10), this holder is provided with the stepped hole of movable ccontaining this thimble of energy (7), and this fixing spring (13) is placed in after this thimble (7) goes up and be supported in the bulge loop that this thimble middle part forms, this thimble one end is supported in this lower main axis (82) sidepiece and the other end is limited in this stepped hole, this conducting strip (6) is limited to the other end of this stepped hole by secondary spring (12), this thimble other end and this conducting strip (6) conduction contacts when this thimble (7) is supported in this lower main axis (82) sidepiece, and this thimble other end and this conducting strip (6) disengage when this thimble (7) is supported in this lower main axis (82) recess.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201609500U CN201295717Y (en) | 2008-11-04 | 2008-11-04 | Mechanism for detecting contact workpieces of air hydraulic pressure punch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201609500U CN201295717Y (en) | 2008-11-04 | 2008-11-04 | Mechanism for detecting contact workpieces of air hydraulic pressure punch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201295717Y true CN201295717Y (en) | 2009-08-26 |
Family
ID=41041676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201609500U Expired - Lifetime CN201295717Y (en) | 2008-11-04 | 2008-11-04 | Mechanism for detecting contact workpieces of air hydraulic pressure punch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201295717Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101733968B (en) * | 2008-11-04 | 2014-01-29 | 昆山施耐特机械有限公司 | Contact workpiece detection mechanism of pneumatic and hydraulic punching machine |
| CN105141248A (en) * | 2015-09-30 | 2015-12-09 | 苏州索力旺新能源科技有限公司 | Cold pressing mechanism of junction box |
-
2008
- 2008-11-04 CN CNU2008201609500U patent/CN201295717Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101733968B (en) * | 2008-11-04 | 2014-01-29 | 昆山施耐特机械有限公司 | Contact workpiece detection mechanism of pneumatic and hydraulic punching machine |
| CN105141248A (en) * | 2015-09-30 | 2015-12-09 | 苏州索力旺新能源科技有限公司 | Cold pressing mechanism of junction box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20090826 Effective date of abandoning: 20081104 |
|
| RGAV | Abandon patent right to avoid regrant |