CN2160502Y - Efficient labour-saving plain vice - Google Patents

Efficient labour-saving plain vice Download PDF

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Publication number
CN2160502Y
CN2160502Y CN 93236920 CN93236920U CN2160502Y CN 2160502 Y CN2160502 Y CN 2160502Y CN 93236920 CN93236920 CN 93236920 CN 93236920 U CN93236920 U CN 93236920U CN 2160502 Y CN2160502 Y CN 2160502Y
Authority
CN
China
Prior art keywords
cylinder
block
big
hole
leading screw
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 93236920
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Chinese (zh)
Inventor
戴宇新
Original Assignee
戴宇新
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 戴宇新 filed Critical 戴宇新
Priority to CN 93236920 priority Critical patent/CN2160502Y/en
Application granted granted Critical
Publication of CN2160502Y publication Critical patent/CN2160502Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model provides an efficient labour-saving plain vice, which relates to a clamping and positioning device for workpieces. A fixing vice body is provided with a guide rail and a plug hole. A stop dog which is provided with the plug hole and a big leading screw hole is arranged in the guide rail. A connecting block and the stop dog are fixedly connected. The shoulder of a connecting disc is placed between the connecting block and the stop dog. The big leading screw is placed in the big leading screw hole. The shoulder is placed in the concave cavity of the stop dog. A square head of the end part of the big leading screw is placed in the square hole of the connecting disc. The connecting disc and a clutch are respectively connected with the threads of a cylinder body and are locked by screw pins. The end face of the clutch is provided with holes in which a push rod, a spring and a screw plug are arranged. The sidestep end face of a small leading screw is provided with a concave pit corresponding to the push rod. The shoulder of a small piston is placed between a pressing plate and the sidestep. An inner cylinder body and a big piston are arranged in the cylinder body.

Description

Efficient labour-saving plain vice
The high-effective and labour-saving flat-nose pliers relates to a kind of workpiece clamping, positioner.
The screw mandrel axial location of existing machine vise moves generally and can only realize by hand screw mandrel, when workpiece size changes greatly, the operator needs long-time hand screw mandrel, influence operating efficiency, labour intensity is big, owing to clamp by spiral, need sometimes to beat wind with iron hammer, easily strike and hinder the flat-nose pliers part.
The purpose of this utility model is: a kind of design of high-effective and labour-saving flat-nose pliers is provided, and this flat-nose pliers work efficiency height helps reducing labor intensity, and screw mandrel is shorter, has increased the stability of screw mandrel pressurized; The caliper energy rotates or fixes flat-nose pliers for 360 ° and uses.
Implementer's case of the present utility model is: the fixed caliper of high-effective and labour-saving flat-nose pliers is connected with the chassis with screw by axle, moving caliper is threaded with big wire role by the spirit of living, block guide rail and 2 above pin holes are arranged on the fixed caliper, link stopper is contained in the guide rail, can in guide rail, move, pin hole and big wire role hole are arranged on the block, latch is inserted in the pin hole of block and fixed caliper, make the block location, connecting plate is fixedlyed connected with block, connecting piece fixedlys connected with connecting plate, the terminal pad convex shoulder places connecting plate and connects between the piece, big wire role places in the big wire role hole of block, can in the hole, endwisely slip, the big wire role convex shoulder places in the hole of connecting plate, end side's tenon of big wire role places in the square hole of terminal pad, terminal pad and clutch are threaded with cylinder body respectively, and lock with screw, and be porose on the clutch end face, push rod is housed in the hole, spring and plug screw, minor leading screw is threaded with clutch, on the minor leading screw left end step surface pit corresponding with push rod is arranged, and pressing plate is connected with step, valve piston end convex shoulder places between pressing plate and the step, inner cylinder body and big piston are contained in the cylinder body, between terminal pad and big piston spring are arranged, and the minor leading screw right-hand member is equipped with handle.On minor leading screw and the cylinder body case is housed.On big piston and the face that cylinder body contacts o-ring groove is arranged, sealing ring is arranged in the groove.On the contact-making surface of inner cylinder body and cylinder body o-ring groove is arranged, sealing ring is arranged in the groove, on the contact-making surface of inner cylinder body and valve piston o-ring groove is arranged, sealing ring is arranged in the groove.Connect piece and fixedly connected with block, the terminal pad convex shoulder places and connects between piece and the block, and can rotate betwixt, and the big wire role convex shoulder places in the depression of block.On the wall at cylinder body oil pocket position oilhole is arranged, the sealing of oil sealing and plug cock is housed on the oilhole.Spring between terminal pad and big piston is a butterfly spring.
Remove the axle 14, the chassis 15 that are connected with fixed caliper, be fixedly high-effective and labour-saving flat-nose pliers.
Major advantage of the present utility model is: help reducing labour intensity, improve work efficiency, short because of big wire role, the screw mandrel pressurized is more stable, and caliper can 360 ° of rotations, and the flat-nose pliers that can fix is again used.
Below in conjunction with drawings and Examples the utility model is further specified:
Fig. 1: high-effective and labour-saving flat-nose pliers configuration diagram,
The partial enlarged drawing of Fig. 2: Fig. 1,
Fig. 3: efficient flat-nose pliers partial structurtes diagrammatic sketch,
Example 1: guide rail (seeing Fig. 1, Fig. 2) is arranged in the fixed caliper 1, block 5 is contained in the guide rail, block can move in guide rail, pin hole and big wire role hole are arranged on the block, corresponding 2 above pin holes are also arranged on the fixed caliper 1, latch 6 makes block 5 locate at diverse location by the arbitrary pin hole on the insertion of the pin hole on the block fixed caliper 1.Adopt when being convenient to workpiece size and changing greatly, improve work efficiency, connecting plate 7 is fixed on the block 5 by screw, connects piece 8 and is screwed on connecting plate 7, and the convex shoulder of terminal pad 9 places connecting plate 7 and connects between the piece 8, and terminal pad 9 can relatively rotate therein.There is square hole at the center of terminal pad 9, the square tenon of big wire role 4 right-hand members inserts in the square hole, side's tenon can endwisely slip in square hole, the convex shoulder of big wire role places in the hole of connecting plate 7, terminal pad 9 and clutch 24 are threaded with cylinder body 23 respectively, and with holding screw locking, are evenly equipped with the hole more than 2 on the end face of clutch 24, bulb push rod 17, spring 18 and plug screw 19 are housed in the hole, and minor leading screw 20 is threaded with clutch 24; Have on step 25 right sides of minor leading screw 20 left ends with clutch 24 end faces on bulb push rod 17 corresponding pits, the bulb of push rod 17 can head into pit, increase the adhesion of clutch and step 25, the size of its adhesion can be regulated by plug screw 19, pressing plate 16 usefulness screws are connected with step 25, the convex shoulder 26 of valve piston 13 places between pressing plate 16 and the step 25, inner cylinder body 12 and big piston 11 are contained in the cylinder body 23, on the contact-making surface of big piston 11 and cylinder body 23 o-ring groove is arranged, groove is embedded with sealing ring 31, on the contact-making surface of inner cylinder body 12 and cylinder body 23 o-ring groove is arranged, be placed with sealing ring 27 in the groove, on the contact-making surface of inner cylinder body 12 and valve piston 13 o-ring groove is arranged, sealing ring 30 is arranged in the groove, butterfly spring 10 is contained between terminal pad 9 and the big piston 11.Be with case 21 on the minor leading screw 20, with holding screw case 21 be connected with minor leading screw 20, case 21 covers on cylinder body 23 right-hand members, and can rotate with respect to cylinder body 23 with minor leading screw.On the minor leading screw 20 right-hand member square toes handle 22 is housed, the left end of big wire role 4 is threaded with the spirit 3 of living, and the spirit 3 of living is connected with moving caliper 2.
Embodiment 2: with the difference of embodiment 1 be: connect piece 8 direct being screwed with block 5 and be connected (see figure 3), the convex shoulder of terminal pad 9 connects between piece 8 and the block 5, and can rotate therein, and the convex shoulder of big wire role 4 places in the depression of block 5.On the wall at cylinder body oil pocket position the oilhole (see figure 2) is arranged, gas when being used to assemble in the eliminating chamber or unnecessary oil are equipped with plug cock 28 and oil sealing 29 on the oilhole.
The course of work is: during clamping work pieces, turning handle 22, minor leading screw 20, case 21, minor leading screw step 25 rotates simultaneously, moving caliper 2 is not during contact workpiece, under the effect of push rod 17, clutch 24, cylinder body 23, terminal pad 9, big wire role 4 is along with rotation, spirit 3 alive and moving caliper 2 move to left, behind the moving caliper contact workpiece, the reaction force of moving caliper clamping work pieces makes between big wire role 4 right-hand member convex shoulders and the block 5 and produces the gap, is rotated further handle 22 and minor leading screw 20, and the moment of torsion of terminal pad 9 and clutch 24 increases simultaneously gradually, bulb push rod 17 breaks away from the pit of step 25, valve piston 13 is pressed into oil pocket, and oil pressure increases, and big piston 11 obtains bigger output pressure, act on the square tenon of big wire role, and by the spirit 3 of living, moving caliper 2 clamping work pieces.
When unclamping workpiece, reverse rotation handle 22, minor leading screw 20 rotates and retreats, and drives valve piston 13 and returns, produce negative pressure in the oil cylinder, under the effect of spring 10, big piston 11 is return, and clamping force is eliminated, minor leading screw is further rotated and retreats, clutch 24 closes by push rod 17 with step 25, drives cylinder body 23, terminal pad 9, big wire role 4, spirit 3 alive and moving caliper 2 and returns, and unclamps workpiece.
When workpiece size changes greatly, extract latch 6 earlier, block 5 move left and right in the guide rail of fixed caliper 1 is inserted latch 6 location again to the appropriate location, reduce the stroke of hand screw mandrel, increase work efficiency, save the labour.

Claims (7)

1, the fixed caliper of high-effective and labour-saving flat-nose pliers is connected with the chassis with screw by axle, moving caliper is by being threaded with big wire role flexibly, it is characterized in that: block guide rail and 2 above pin holes are arranged on the fixed caliper, block is contained in the guide rail, pin hole and big wire role hole are arranged on the block, latch is inserted in block and the fixed caliper pin hole, connecting plate is fixedlyed connected with block, connecting piece fixedlys connected with connecting plate, the terminal pad convex shoulder places connecting plate and connects between the piece, big wire role places in the big wire role hole of block, the big wire role convex shoulder places in the hole of connecting plate, end side's tenon of big wire role places in the square hole of terminal pad, terminal pad and clutch are threaded with cylinder body respectively, and use screw lock, porose on the clutch end face, push rod is housed in the hole, spring and plug screw, minor leading screw is threaded with clutch, on the minor leading screw left end step surface pit corresponding with push rod arranged, pressing plate is connected with step, and valve piston end convex shoulder places between pressing plate and the step, and inner cylinder body and big piston are contained in the cylinder body, between terminal pad and big piston spring is arranged, the minor leading screw right-hand member is equipped with handle.
2, according to the described flat-nose pliers of claim 1, it is characterized in that: on minor leading screw and the cylinder body case is housed.
3, according to the described flat-nose pliers of claim 1, it is characterized in that: on big piston and the face that cylinder body contacts o-ring groove is arranged, sealing ring is arranged in the groove.
4, according to claim 1 or 3 described flat-nose pliers, it is characterized in that: on the contact-making surface of inner cylinder body and cylinder body o-ring groove is arranged, sealing ring is arranged in the groove, on the contact-making surface of inner cylinder body and valve piston o-ring groove is arranged, sealing ring is arranged in the groove.
5, according to claim 1 or 3 described flat-nose pliers, it is characterized in that: connect piece and fixedly connected with block, the terminal pad convex shoulder places and connects between piece and the block, and the big wire role convex shoulder places in the depression of block.
6, according to claim 1 or 3 described flat-nose pliers, it is characterized in that: on the wall at cylinder body oil pocket position oilhole is arranged, oil sealing and plug cock are housed on the oilhole.
7, according to the described flat-nose pliers of claim 1, it is characterized in that: the spring between terminal pad and big piston is a butterfly spring.
CN 93236920 1993-05-20 1993-05-20 Efficient labour-saving plain vice Expired - Fee Related CN2160502Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 93236920 CN2160502Y (en) 1993-05-20 1993-05-20 Efficient labour-saving plain vice

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 93236920 CN2160502Y (en) 1993-05-20 1993-05-20 Efficient labour-saving plain vice

Publications (1)

Publication Number Publication Date
CN2160502Y true CN2160502Y (en) 1994-04-06

Family

ID=33811982

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 93236920 Expired - Fee Related CN2160502Y (en) 1993-05-20 1993-05-20 Efficient labour-saving plain vice

Country Status (1)

Country Link
CN (1) CN2160502Y (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104440268A (en) * 2014-12-03 2015-03-25 佛山市普拉迪数控科技有限公司 Multipurpose flat pliers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104440268A (en) * 2014-12-03 2015-03-25 佛山市普拉迪数控科技有限公司 Multipurpose flat pliers

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GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee
C19 Lapse of patent right due to non-payment of the annual fee