CN205200301U - Locking device and punch press slider is adjusted device for punch press slider adjusting screw - Google Patents
Locking device and punch press slider is adjusted device for punch press slider adjusting screw Download PDFInfo
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- CN205200301U CN205200301U CN201520884347.7U CN201520884347U CN205200301U CN 205200301 U CN205200301 U CN 205200301U CN 201520884347 U CN201520884347 U CN 201520884347U CN 205200301 U CN205200301 U CN 205200301U
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- adjusting screw
- rod
- piston
- punch
- slider
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- Presses And Accessory Devices Thereof (AREA)
Abstract
The utility model discloses a locking device for punch press slider adjusting screw, including master cylinder, vice hydro -cylinder, piston, sealing washer and lock nut, wherein, adjusting screw sets up in the inside of vice hydro -cylinder, and the piston setting has the regulation that suits with the step of adjusting screw upper end in the inside of piston on adjusting screw, form oil pressure locking oil pocket between piston, vice hydro -cylinder and the adjusting screw, and lock nut sets up in the bottom of piston, adjusting screw's tip be equipped with with lock nut inside the screw thread that suits, vice hydro -cylinder setting forms the overload protection oil pocket in the inside of master cylinder between vice hydro -cylinder and the master cylinder. The utility model also provides a punch press slider adjusting device. The utility model discloses the stability of precise punch at the bottom dead centre has been improved to the effectual back lash of having avoided screw between adjusting screw and connecting rod, has guaranteed the precision of punching press work piece. Eliminate reliably in while device simple structure, clearance, the security is high, has realized the accurate of die height and adjusted.
Description
Technical field
The utility model belongs to punch press technical field, is specifically related to a kind of locking device for slider of punch adjusting screw(rod) and slider of punch adjusting device.
Background technology
At present, traditional punch press mainly comprises connecting rod and ball screw for the adjusting device of height of packing compact, and it realizes by means of the relative motion of the inner motion thread of adjusting screw(rod) and connecting rod.Adjusting screw(rod) and the inner motion thread of connecting rod are adding man-hour, due to the impact of processing technology, machining accuracy, will inevitably make to there is certain gap when portion's motion thread engages each other between adjusting screw(rod) and connecting rod.So punch press is when punching press, and due to the impact impacted and lathe shakes, ball screw will rotate, thus causes bottom dead center of slider instability, comprehensive gap overproof, and then affects the precision of punch press.For accurate punching machine, due to above not enough existence, therefore traditional die-filling height regulating device can not meet the punch process of the small-sized precise parts such as precise electronic, communication, computer, household electrical appliance, auto parts and components, motor rotor.
Utility model content
Goal of the invention: the purpose of this utility model is to solve the deficiencies in the prior art, provide a kind of structure simple, locking device for slider of punch adjusting screw(rod) easy to adjust, and the slider of punch adjusting device effectively providing punch ram machining accuracy.
Technical scheme: the utility model provides a kind of locking device for slider of punch adjusting screw(rod), comprise master cylinder, auxiliary oil cylinder, piston, sealing ring and locking nut, wherein, adjusting screw(rod) is arranged on the inside of described auxiliary oil cylinder, described piston is arranged on the shaft shoulder of adjusting screw(rod), the step adapted with the shaft shoulder of adjusting screw(rod) is provided with in the inside of piston, described piston, oil pressure locking oil pocket is formed between described auxiliary oil cylinder and described adjusting screw(rod), described locking nut is arranged on the bottom of piston, the screw thread adapted with described locking nut inside is provided with in the end of adjusting screw(rod), described auxiliary oil cylinder is arranged on the inside of master cylinder, forms overload protection oil pocket between described auxiliary oil cylinder and described master cylinder, and between described master cylinder and auxiliary oil cylinder, adjusting screw(rod) is equipped with sealing ring respectively and between auxiliary oil cylinder and between piston.
Further, described auxiliary oil cylinder side opening is provided with two horizontal hydraulic fluid ports and a longitudinal hydraulic fluid port, and wherein two horizontal hydraulic fluid ports all communicate with longitudinal hydraulic fluid port, and two horizontal hydraulic fluid ports lay respectively at end and the middle part of longitudinal hydraulic fluid port.Hydraulic oil can be realized by locking oil pocket and fuel tank through like this can enter this and lock oil pocket.
The utility model additionally provides a kind of adjusting device for slider of punch adopting above-mentioned locking device, comprise motor, transmission device, adjusting screw(rod), connecting rod and locking device, wherein, described motor, connecting rod and locking device are separately fixed on slider of punch, described motor is connected with connecting rod by transmission device, described adjusting screw(rod) is arranged on the inside of described connecting rod, and described adjusting screw(rod) is provided with the screw thread matched with the screw thread of connecting rod inside; Locking device is provided with at the other end of described adjusting screw(rod).Further, described transmission device comprises worm gear, worm screw, minor sprocket, hinge wheel and chain, what described minor sprocket was arranged on motor goes out axle head, described worm gear is fixed on the outside of connecting rod, described worm screw is fixedly on slide body, described worm and wheel is meshed the transmission realizing moving between two alternating axis, and described hinge wheel is arranged on one end of worm screw; Connected by chain between described hinge wheel and minor sprocket, realize the transmission of moving between the two.Adopt such transmission device, better can improve the stability of punch press and the precision of punch ram processing.
Further, also comprise annular pressing plate and spacer, described spacer is pressed on described worm gear, and described annular pressing plate is pressed in spacer top, and annular pressing plate is bolted on slider of punch by necking down.Effectively can limit the axially-movable of worm gear like this.
Further, be provided with the mounting groove of key at the outer wall of described connecting rod, two bolts for fixing worm gear are arranged on the mounting groove both sides of key, and described key relies on two bolts being used for fixing worm gear to be arranged in mounting groove.The connection of worm gear and connecting rod can be made so more firm, and both can not produce relative displacement thus affect machining accuracy in the course of the work.
Beneficial effect: compared with prior art, the mode that the utility model have employed hydraulic pressure locks adjusting screw(rod), effectively avoid the back lash of screw thread between adjusting screw(rod) and connecting rod, thus improve the stability of accurate punching machine at bottom dead centre, effectively ensure that the precision of stamped workpieces.Machine driving is combined with the device of hydraulic locking simultaneously and slide block is regulated, the precision of whole device can not only be kept for a long time, and apparatus structure is simple, gap eliminate reliable, security is high, achieves the fine adjustment of height of packing compact.
Accompanying drawing explanation
The front view of the adjusting device for slider of punch that Fig. 1 provides for the utility model;
The top view of the adjusting device for slider of punch that Fig. 2 provides for the utility model.
Detailed description of the invention
Below technical solutions of the utility model are described in detail, but protection domain of the present utility model is not limited to described embodiment.
As shown in Fig. 1 ~ 2; a kind of adjusting device for slider of punch; slider of punch 1 offers the installing hole of master cylinder 2, auxiliary oil cylinder 3 and worm gear 4; master cylinder 2 is arranged in installing hole; also sealing ring is provided with in the outside of master cylinder 2; make to form annular seal space between master cylinder 2 and slider of punch 1; master cylinder 2 inside is provided with certain through diameter; and offer overload protection mouth in side; a part for auxiliary oil cylinder 3 is located at the inside of master cylinder 2; the part of contact is provided with sealing ring, forms annular seal space between auxiliary oil cylinder 3 and described master cylinder 2.The side opening of auxiliary oil cylinder 3 is provided with two horizontal hydraulic fluid ports and a longitudinal hydraulic fluid port 32, wherein two horizontal hydraulic fluid ports all communicate with longitudinal hydraulic fluid port 32, two horizontal hydraulic fluid ports 31 lay respectively at top and the middle part of longitudinal hydraulic fluid port 32, are respectively the horizontal hydraulic fluid port 33 of upper lateral hydraulic fluid port 31 and middle part.One end of adjusting screw(rod) 5 is arranged on auxiliary oil cylinder 3 inside, and be provided with sealing ring between adjusting screw(rod) 5 and auxiliary oil cylinder 3, inside and its other end of adjusting screw(rod) 5 are provided with screw thread.Be provided with the step matched with adjusting screw(rod) 5 in the inside of piston 6, piston 6 is arranged on the shaft shoulder place of adjusting screw(rod) 5, defines oil pressure and lock oil pocket between piston 6 and auxiliary oil cylinder 3, and piston 6 is provided with sealing ring with the junction of auxiliary oil cylinder 3.Locking nut 7 is arranged on the bottom of piston 6, locking nut 7 matches with the end thread of adjusting screw(rod) 5, for the axially-movable of limited piston 6 along adjusting screw(rod) 5, now under the interaction of auxiliary oil cylinder 3, piston 6, adjusting screw(rod) 5, locking nut 7 and sealing ring, form oil pressure lock chambers; The end cap be fixed on slider of punch 1 is provided with in the bottom of locking nut 7.Above auxiliary oil cylinder 3, be provided with connecting rod 8, connecting rod 8 inside is provided with screw thread, and adjusting screw(rod) 5 is arranged in connecting rod 8, and the screw thread on the screw thread of connecting rod 8 inside and adjusting screw(rod) 5 is mutually adaptive.The mounting groove of key is provided with at the outer wall of connecting rod 8, worm gear 4 is arranged in the installing hole on slider of punch 1, be connected with connecting rod 8 by two bolts 9, wherein two bolts 9 are separately positioned on the both sides of the mounting groove of key on connecting rod 8, and key 10 relies on two bolts 9 to be arranged in mounting groove.Such worm gear 4 links together with connecting rod and realizes the transmission of circumferential movement under the effect of key.Clamp ring 11 is also provided with between the top of auxiliary oil cylinder 3 and worm gear 4 bottom.Be provided with spacer 12 and annular pressing plate 13 successively on the top of worm gear 4, annular pressing plate is bolted on slider of punch by necking down.The contiguous block 14 of slider of punch is integral by bolt shape with adjusting screw(rod) 5.Motor 15 is arranged on slider of punch 1, what minor sprocket 16 was arranged on motor 15 goes out axle head, worm screw 17 is arranged at installing hole place corresponding on slider of punch 1, and be meshed with worm gear 4 realize two staggered between the transmission of moving, hinge wheel 18 is arranged on one end of worm screw 17, by means of the transmission that realization under the effect of chain 19 is moved between the two between hinge wheel 18 and minor sprocket 16.Wherein, comprise master cylinder 2, auxiliary oil cylinder 3, piston 6 and locking nut 7 and constitute locking device.Worm gear 4, worm screw 17, minor sprocket 16, annexation between hinge wheel 18 and chain 19 constitute transmission device.
First piston 6 is arranged on the shaft shoulder of adjusting screw(rod) 5, when piston 6 arrives fixed position, locking nut 7 is tightened on the screw thread of adjusting screw(rod) 5 end, thus can the position of fixed piston 6 on adjusting screw(rod), now locking nut 7 and piston 6 define an entirety.When needs adjustment height of packing compact, motor 15 is started working, minor sprocket 16 is driven to rotate, minor sprocket 16 is rotated by chain-driving hinge wheel 18, hinge wheel 18 drives worm screw 17 to rotate, and worm screw 17 drives worm gear 4 to rotate, thus connecting rod 8 starts to rotate, adjusting screw(rod) 5 can move in connecting rod 8 inside vertically due to the rotation of connecting rod 8, thus adjustment height of packing compact.When adjust to need position time, namely, adjusting screw(rod) 5 and connecting rod 8 are regulated after putting in place, hydraulic oil horizontal hydraulic fluid port 33 in middle part from auxiliary oil cylinder 3 enters, and the oil circuit formed along the longitudinal hydraulic fluid port 32 be plugged and upper lateral hydraulic fluid port 31 enters oil pressure lock chambers, along with the continuous injection of hydraulic oil, hydraulic oil in annular seal space also comes more, when hydraulic oil fills whole chamber, under the effect of hydraulic oil and piston 6, adjusting screw(rod) 5 is locked, now due to the effect of oil pressure locking, the back lash of screw thread between adjusting screw(rod) 5 and connecting rod 8 is made to be decreased to the best, namely, reduce back lash between die filling height adjustment device matching thread, improve punch press precision.
Above-described specific embodiment; technical problem, technical scheme and beneficial effect that the utility model solves are further described; be understood that; the foregoing is only specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle, any amendment made, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (6)
1. the locking device for slider of punch adjusting screw(rod), it is characterized in that: comprise master cylinder, auxiliary oil cylinder, piston, sealing ring and locking nut, wherein, adjusting screw(rod) is arranged on the inside of described auxiliary oil cylinder, described piston is arranged on the shaft shoulder of adjusting screw(rod), the step adapted with the shaft shoulder of adjusting screw(rod) is provided with in the inside of piston, described piston, oil pressure locking oil pocket is formed between described auxiliary oil cylinder and described adjusting screw(rod), described locking nut is arranged on the bottom of piston, the screw thread adapted with described locking nut inside is provided with in the end of adjusting screw(rod), described auxiliary oil cylinder is arranged on the inside of master cylinder, forms overload protection oil pocket between described auxiliary oil cylinder and described master cylinder, and between described master cylinder and auxiliary oil cylinder, adjusting screw(rod) is equipped with sealing ring respectively and between auxiliary oil cylinder and between piston.
2. the locking device for slider of punch adjusting screw(rod) according to claim 1, it is characterized in that: described auxiliary oil cylinder side opening is provided with two horizontal hydraulic fluid ports and a longitudinal hydraulic fluid port, wherein two horizontal hydraulic fluid ports all communicate with longitudinal hydraulic fluid port, and two horizontal hydraulic fluid ports lay respectively at end and the middle part of longitudinal hydraulic fluid port.
3. one kind adopts the adjusting device for slider of punch of locking device according to claim 1, it is characterized in that: comprise motor, transmission device, adjusting screw(rod), connecting rod and locking device, wherein, described motor, connecting rod and locking device are separately fixed on slider of punch, described motor is connected with connecting rod by transmission device, described adjusting screw(rod) is arranged on the inside of described connecting rod, and described adjusting screw(rod) is provided with the screw thread matched with the screw thread of connecting rod inside; Locking device is provided with at the other end of described adjusting screw(rod).
4. the adjusting device for slider of punch according to claim 3, it is characterized in that: described transmission device comprises worm gear, worm screw, minor sprocket, hinge wheel and chain, what described minor sprocket was arranged on motor goes out axle head, described worm gear is fixed on the outside of connecting rod, described worm screw is fixedly on slide body, described worm and wheel is meshed the transmission realizing moving between two alternating axis, and described hinge wheel is arranged on one end of worm screw; Connected by chain between described hinge wheel and minor sprocket, realize the transmission of moving between the two.
5. the adjusting device for slider of punch according to claim 4, it is characterized in that: also comprise annular pressing plate and spacer, described spacer is pressed on described worm gear, and described annular pressing plate is pressed in spacer top, and annular pressing plate is bolted on slider of punch by necking down.
6. the adjusting device for slider of punch according to claim 4, it is characterized in that: the mounting groove being provided with key at the outer wall of described connecting rod, two bolts for fixing worm gear are arranged on the mounting groove both sides of key, and described key relies on two bolts being used for fixing worm gear to be arranged in mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520884347.7U CN205200301U (en) | 2015-11-06 | 2015-11-06 | Locking device and punch press slider is adjusted device for punch press slider adjusting screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520884347.7U CN205200301U (en) | 2015-11-06 | 2015-11-06 | Locking device and punch press slider is adjusted device for punch press slider adjusting screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205200301U true CN205200301U (en) | 2016-05-04 |
Family
ID=55838042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520884347.7U Expired - Fee Related CN205200301U (en) | 2015-11-06 | 2015-11-06 | Locking device and punch press slider is adjusted device for punch press slider adjusting screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205200301U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107685111A (en) * | 2017-10-20 | 2018-02-13 | 台州巨力工具有限公司 | A kind of thin-wall metal pipe pressing mold |
| CN108705792A (en) * | 2018-08-16 | 2018-10-26 | 协易科技精机(中国)有限公司 | A kind of decompressor of punching machine |
| CN110682587A (en) * | 2019-10-22 | 2020-01-14 | 沃得精机(中国)有限公司 | Die-filling height adjusting mechanism of press machine |
| CN116061489A (en) * | 2023-03-07 | 2023-05-05 | 广东锻压机床厂有限公司 | Pressure point anti-instability mechanism of closed four-point precision press |
-
2015
- 2015-11-06 CN CN201520884347.7U patent/CN205200301U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107685111A (en) * | 2017-10-20 | 2018-02-13 | 台州巨力工具有限公司 | A kind of thin-wall metal pipe pressing mold |
| CN108705792A (en) * | 2018-08-16 | 2018-10-26 | 协易科技精机(中国)有限公司 | A kind of decompressor of punching machine |
| CN110682587A (en) * | 2019-10-22 | 2020-01-14 | 沃得精机(中国)有限公司 | Die-filling height adjusting mechanism of press machine |
| CN116061489A (en) * | 2023-03-07 | 2023-05-05 | 广东锻压机床厂有限公司 | Pressure point anti-instability mechanism of closed four-point precision press |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160504 Termination date: 20191106 |
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| CF01 | Termination of patent right due to non-payment of annual fee |