TW201738039A - Floating type pneumatic corner-fixed dual-clamp vise structure by which two workpieces are gripped simultaneously - Google Patents

Abstract

The present invention relates to a "floating type pneumatic corner-fixed dual-clamp vise structure," comprising a pressure cylinder, a vise unit, a first transmission unit, a second transmission unit, and a connection structure. A partition wall is disposed in close proximity to the central location of the main body of the vise unit. A guide rail disposed on an inner edge of a top surface of the partition wall allows two corner-tooth bases to be slidably mounted thereon. A stationary jaw is fixed on a top surface of the main body. A movable jaw is disposed on each side of the stationary jaw on the top surface of the main body. The first transmission unit is disposed on one side of an angle thread base of the main body. An interlinking block of the first transmission unit is fixed on one side of the main body. One end of a lead screw is fit in a sleeve. An oscillating block is pivoted, at a location near a top end thereof, to the interlinking block and the oscillating block is pivoted, at a location near a bottom end thereof, to a first push rod of the pressure cylinder. In addition, the second transmission is disposed on one side of the main body, which is different from the side on which the first transmission unit is disposed. A second lead screw of the second transmission unit is screwed to another angle thread base. One side of the oscillating block is fixed to a pressing block and the oscillating block is pivoted, at a location near a bottom end thereof, to a second push rod of the pressure cylinder. An attachment block of the connecting structure is disposed inside the main body. The attachment block is fixed on a bottom surface of the stationary jaw. A rod body is received through the attachment block and two ends of the rod body are respectively accommodated in the first and second lead screws. An outer circumference of the rod body is sleeved with an elastic element. Thus, two workpieces can be gripped tightly at the same time to improve operation efficiency and provide improved clamping force so as to achieve better machining accuracy.

Description

Floating pneumatic angle fixed double clamp vise structure

The invention relates to a "floating pneumatic angle solid double clamp vise structure", in particular to a pneumatic cylinder transmission, which is a floating installation, and can simultaneously connect two lead screws and actuate two activities. The angled solid vise was invented.

According to the bulletin No. M285422, it is an angle-solid air hydraulic vise, which mainly comprises a body having a fixed cymbal at one end, a pressure cylinder, a lead screw, a movable cymbal and a push cylinder to push and oscillate. The pressing device is disposed on the outer side of the front end of the body, and is pivotally connected to the bottom end of the swinging block of the front seat of the main body to pivotally push out the pressure cylinder push rod of the front seat of the main body, so that the swinging block generates a yaw motion In turn, the upper end interlocking lead screw generates a moderate degree of action to force the clamping and releasing.

However, the vise structure can only hold one workpiece at a time, not only the processing speed is slow, but also the processing efficiency is limited. Moreover, the pressure cylinder installation positions of the conventional structures are not waterproof, and the cutting fluid easily penetrates into the body. The pressure cylinder is damaged and the service life is reduced. In addition, the lead screw is supported only at one end, and the other end is in a suspended state, and the supporting force thereof is deteriorated, and the lead screw is easily deformed. Further, the top end of the swing block has The concave notch is easy to cause stress concentration, which makes it easy to cause cracking. Therefore, it is necessary to further improve it.

The inventor has engaged in the improvement of the current structure, so The product has many years of experience in production and sales, and for the existing problems, the method of deep thinking and improvement, after many improvements and tests, finally invented a floating pneumatic angle fixed double clamp vise structure.

Accordingly, the main object of the present invention is to provide a floating pneumatic angle solid double using a gas pressure and capable of clamping two workpieces at a time, which has a high processing speed and a better clamping force, so that it has better processing precision. Clip vise structure.

Another object of the present invention is to provide a floating pneumatic angle solid double-clamp structure having a better waterproof function and ensuring the service life of the pressure cylinder.

In order to achieve the above object, the present invention provides a floating pneumatic angle solid double clamp vise structure, comprising: a pressure cylinder having a first push rod and a second push rod; a vise unit, the The vise unit has a body, and a partition wall is disposed laterally in the middle of the body. The bottom surface of the partition wall has a receiving space for the pressure cylinder to be accommodated, and the inner surface of the top surface of the partition wall is opposite to the set position The two guide rails are respectively provided with two corner brackets for pressing the inclined surface, and a fixed jaw is fixed at a central position of the top surface of the body, and the top surface of the body is respectively disposed on two sides of the fixed jaw. The movable jaws of the pressing rods are respectively pressed by the pressing slopes; a first transmission unit, the first transmission unit is mounted on the side of the body on the corner holder, the first transmission The unit is composed of a first pupil and a second pupil linkage block, a first lead screw screwed to the corner socket, a sleeve having a long groove on the outer circumference, a limit lock cylinder and a a swing block; the linkage block is locked to one side of the body And the linkage block is different from the opposite side of the body has two pivot ears, interlocking the first and Lou hole for a first block of the cylinder of the pusher piercing, The sleeve is sleeved at one end of the lead screw, and the sleeve is mounted on the second bore of the linkage block, and the limit lock cylinder is locked on the top edge of the linkage block, so that the end of the limit lock cylinder can be Inserting into the long groove of the sleeve, the near end position of the swing block is pivoted with the two pivots of the linkage block, and the near bottom end position of the swing block is pivoted with the first push rod of the pressure cylinder; a second transmission unit, the second transmission unit is disposed on a side of the main transmission unit different from the first transmission unit, and the second transmission unit is disposed at a set position of the main body by a second lead screw The swinging block and a pressing block are formed; the second lead screw is screwed to the other corner seat, and the pressing block is fixed on one side of the swinging block, and the near bottom end position of the swinging block is connected to the pressure cylinder The second push rod is pivoted to press the pressure block against one end of the second lead screw; and an engaging structure, the connecting structure is composed of a connecting block of a through hole, a rod body and a plurality of elastic elements The set of the block is installed inside the body, and the set of blocks is fixed on the bottom surface of the fixed raft, and the rod system is worn And the two ends of the rod body are respectively received in the first and second lead screws, and the outer edges of the rod body are sleeved with elastic members, so that the two ends of the elastic members They are respectively supported by the set of blocks and the first and second lead screws.

Among them, the pressure cylinder is a pneumatic cylinder.

Wherein, a spring is disposed on the outer periphery of the first push rod of the pressure cylinder.

Wherein, the compact is a semi-circular block, and one end of the second lead screw has an arc-shaped groove for pressing the compact.

Wherein, the second lead screw has a trap hole at one end of the press block, and the trap hole is received by the elastic member.

Wherein, the two pivotal ears of the linkage block are integrally formed.

Wherein, one side of the swing block has an arc groove, and the arc groove is provided for the second rod It is provided that the two abutting rods are abutted against the sleeve.

Wherein, the first lead screw is a right thread, and the second lead screw is a left thread.

Wherein each of the elastic elements is a spring.

The drawings in accordance with the preferred embodiments of the present invention are further described below in order to enable those skilled in the art to practice the invention.

10‧‧‧pressure cylinder

11‧‧‧First putt

12‧‧‧Second putter

13‧‧‧ Spring

2‧‧‧Vise unit

20‧‧‧ body

21‧‧‧ partition wall

22‧‧‧ accommodating space

23‧‧‧ rails

24‧‧‧Corner

241‧‧‧Resist the slope

25‧‧‧Fixed

26‧‧‧ Activities颚

261‧‧‧Press

3‧‧‧First transmission unit

31‧‧‧ linkage block

311‧‧‧ first pupil

312‧‧‧Second hole

313‧‧‧ 枢 ear

32‧‧‧First lead screw

33‧‧‧ casing

331‧‧‧Long slot

34‧‧‧Limited lock column

35‧‧‧Swing block

351‧‧‧Perforation

352‧‧‧ arc slot

36‧‧‧Right

4‧‧‧Second transmission unit

41‧‧‧Second lead screw

411‧‧‧Arc groove

412‧‧‧ trapped hole

42‧‧‧Swing block

43‧‧‧Clamps

5‧‧‧Connected structure

51‧‧‧Group block

511‧‧‧through holes

52‧‧‧ rod body

53‧‧‧Flexible components

A‧‧‧Workpiece

The first figure is a schematic view of the stereoscopic appearance of the present invention.

The second drawing is a perspective exploded view of the present invention.

The third figure is a schematic cross-sectional view of the combination of the present invention.

The fourth figure is a schematic cross-sectional view showing the action of clamping a workpiece according to an embodiment of the present invention.

The fifth drawing is a schematic cross-sectional view showing the action of releasing the workpiece in the embodiment of the present invention.

First, please refer to the first to fifth figures, the present invention is a floating pneumatic angle fixed double clamp vise structure, comprising: a pressure cylinder 10 having a first push rod 11 and a second push rod 12; a vise unit 2, the vise unit 2 has a body 20, a partition wall 21 is laterally disposed at a near intermediate position of the body 20, and a bottom surface of the partition wall 21 has a pressure cylinder The accommodating space 22 is disposed, and the guide rails 23 are respectively disposed at opposite positions of the top surface of the partition wall 21, and the two guide rails 23 are respectively slidable by the corner brackets 24 of the two pressing slopes 241. a fixing 颚 25 is fixed at a central position of the top surface of the body 20, and the The top surface of the body 20 is disposed on the two sides of the fixed jaw 25 respectively with a movable jaw 26 having a pressing rod 261, so that the pressing rods 261 are respectively pressed by the pressing slope 241; a first transmission unit 3, the first A transmission unit 3 is disposed on one side of the corner bracket 24, and the first transmission unit 3 is connected by a linkage block 31 having a first pupil 311 and a second pupil 312. The first lead screw 32 of the angular seat 24 is screwed, a sleeve 33 having a long groove 331 on the outer circumference, a limit lock column 34 and a swing block 35; the linkage block 31 is locked to the body One of the two sides, and the linking block 31 has two opposite pivots 313 on one side of the body 20, and the first bore 311 of the linking block 31 is for the first push rod 11 of the pressure cylinder 10 to pass through. The sleeve 33 is disposed at one end of the first lead screw 32, and the sleeve 33 is mounted on the second bore 312 of the linkage block 31, and the limit lock cylinder 34 is locked to the linkage block 31. The top edge of the limit lock column 34 is inserted into the long groove 331 of the sleeve 33, and the swing block 35 has a through hole 351 with respect to the sleeve 33, and the through hole 351 is provided for Tool The first lead screw 32 is inserted and operated, and the proximal end position of the swing block 35 is pivoted with the two pivots 313 of the linkage block 31, and the bottom end position of the swing block 34 is connected to the pressure. The first push rod 11 of the cylinder 10 is pivoted; a second transmission unit 4 is mounted on the side of the main body 20 different from the first transmission unit 3, and the second transmission unit 4 is The second lead screw 41 is composed of a swinging block 42 pivotally disposed at a set position of the body 20 and a pressing block 43. The second lead screw 41 is screwed to the other corner bracket 24, and the swinging block is The pressing block 43 is fixed on one side of the 42, and the near bottom end position of the swinging block 42 is pivoted with the second push rod 12 of the pressure cylinder 10, so that the pressing block 43 is pressed against the second lead screw 41. One end; a connecting structure 5, the connecting structure 5 is composed of a connecting block 51 having a through hole 511, a rod 52 and a plurality of elastic members 53. The connecting block 51 is mounted inside the body 20, and The block 51 is fixed to the bottom surface of the fixed cymbal 25, and the shank 52 is disposed through the through hole 511 of the block 51, and the two ends of the rod 52 are respectively accommodated in the first block The first and second lead screws 32, 41 are disposed, and the outer peripheral edges of the rod body 52 are sleeved with the elastic members 53, so that the two ends of the elastic members 53 are respectively abutted against the set of blocks 51 and the first and second guides. Screws 32, 41.

Among them, the pressure cylinder 10 is a pneumatic cylinder.

Wherein, a spring 13 is sleeved on the outer circumference of the first push rod 11 of the pressure cylinder 10.

The pressure piece 43 is a semi-circular block, and one end of the second lead screw 41 has an arc-shaped groove 411 for pressing the pressure piece 43 to be pressed. Block 43 effectively adjusts the appropriate position against the curved recess 411.

The second lead screw 41 has a trap hole 412 at one end of the press block 43 , and the trap hole 412 is received by the elastic member 53 .

The two pivoting ears 313 of the linking block 31 are integrally formed.

One side of the swinging block 35 has an arc groove 352, and the arc groove 352 is provided for the two abutting rods 36 so that the two abutting rods 36 can abut against the sleeve 33.

The first lead screw 32 is a right thread, and the second lead screw 41 is a left thread.

Among them, each of the elastic members 53 is a spring.

With the above combination, please continue to refer to the first to fifth figures. It is shown that when the user wants to use the present invention to perform the clamping work of the workpiece A, the two workpieces A can be placed between the fixed jaw 25 and the second movable jaw 26 at the same time, and then the handle can be utilized (not shown) The tool or the like rotates the first lead screw 32 of the first transmission unit 3 to perform the clamping operation of the workpiece A.

When the user rotates the first lead screw 32, it can drive the angular seat 24 away from the transmission unit 3, and the movable movable 颚 26 is displaced toward the fixed cymbal 25, thereby achieving the effect of clamping the vise, and is convenient for The subsequent processing of the workpiece A, the overall operation mode is simple and convenient, and practical.

Then, the pressure cylinder 10 inside the body 20 is restarted, so that the first push rod 11 protrudes outward, and the swinging block 35 is pivoted and yawed with the pivot 312 as a pivot point, and the yaw motion can just make the swing block The two yokes 36 of the top edge position are pressed against the pushing sleeve 33 on the inner side to be pushed against the first lead screw 32 in the direction of the engaging structure 5, whereby the workpiece A can be indirectly indirectly by the power source of the pressure cylinder 10. Clipped between the movable 颚26 and the fixed 颚25 (as shown in the fourth figure);

At the same time, because the pressure cylinder 10 inside the main body 20 is activated, the second push rod 12 is also protruded outwardly in synchronization with the first push rod 11, and the swing block 42 is actuated to pivotally yaw, so that the swing block 42 is linked to the pressure block. 43. The pressing block 43 is pressed against the second lead screw 41 to displace the second lead screw 41 toward the engaging structure 5, whereby the other workpiece A can be simultaneously clamped to the other movable jaw 26 and fixed.颚25, at this time, the elastic members 53 of the connecting structure 5 are in a compressed state (as shown in the fourth figure), and the two workpieces A can be tightly clamped to facilitate subsequent processing operations, and the operation mode is simple and convenient. , very practical.

When the workpiece A is to be taken out after the machining operation is completed, only the pressure cylinder 10 is required. The first and second push rods 11 and 12 are condensed and recovered inward, and the first and second lead screws 32 and 41 are automatically pushed back through the elastic restoring force of the elastic members 53 of the engaging structure 5 (as shown in the fifth figure). Show), and the two workpieces A can be easily taken out, the overall operation mode is simple and convenient, and practical.

In addition, a partition wall 21 is disposed laterally in the middle of the body 20 of the present invention, and the partition wall 21 partitions the accommodating space 22 for accommodating the pressure cylinder 10 and the guide rail 23 for the displacement of the movable cymbal 26 (such as As shown in the three figures, the cutting fluid used in the processing of the workpiece A does not penetrate into the accommodating space 22 of the body 20, and has a better waterproof function, thereby ensuring the service life of the pressure cylinder 10.

Moreover, since the two pivoting ears 313 of the linking block 31 are integrally formed, and the pivoting block 35 and the two pivoting ears 313 are pivoted at a position without a concave notch, the structural strength is better, and stress concentration is not caused. It will not cause cracks at the pivot joints, and it is practical.

The invention is an angle-solid vise, in particular, a pressure cylinder 10 which is operated by air pressure is installed in the body 20 of the vise unit 2, and it is not necessary to fix one end of the pressure cylinder 10 to make it a floating type, pressure The first and second push rods 11 and 12 of the cylinder 10 respectively interlock the swinging blocks 35 and 42 to push the first and second lead screws 32 and 41 to synchronously move and clamp the movable jaws 26 toward the fixed jaws 25 and clamp them. The two workpieces A, because the vise unit 2 of the present invention can clamp the two workpieces A at a time, not only has a high processing speed, but also has a better clamping force, so that it has better processing precision and is practical.

In summary, the floating pneumatic angle solid double-clamp structure of the present invention effectively improves various disadvantages of the conventional structure, and the main technical means of the present invention are not found in any related publications, and are in accordance with the invention patent. Application requirements, 提出 apply in accordance with the law, please ask the bureau The patent right of the invention is granted.

10‧‧‧pressure cylinder

11‧‧‧First putt

12‧‧‧Second putter

13‧‧‧ Spring

2‧‧‧Vise unit

20‧‧‧ body

21‧‧‧ partition wall

22‧‧‧ accommodating space

23‧‧‧ rails

24‧‧‧Corner

25‧‧‧Fixed

26‧‧‧ Activities颚

261‧‧‧Press

3‧‧‧First transmission unit

31‧‧‧ linkage block

311‧‧‧ first pupil

312‧‧‧Second hole

313‧‧‧ 枢 ear

32‧‧‧First lead screw

33‧‧‧ casing

331‧‧‧Long slot

34‧‧‧Limited lock column

35‧‧‧Swing block

351‧‧‧Perforation

352‧‧‧ arc slot

36‧‧‧Right

4‧‧‧Second transmission unit

41‧‧‧Second lead screw

412‧‧‧ trapped hole

42‧‧‧Swing block

43‧‧‧Clamps

5‧‧‧Connected structure

51‧‧‧Group block

511‧‧‧through holes

52‧‧‧ rod body

53‧‧‧Flexible components

Claims (9)

A floating pneumatic angle fixed double clamp vise structure includes: a pressure cylinder having a first push rod and a second push rod; a vise unit having a body, the body A partition wall is disposed laterally in the middle of the partition wall, and a bottom surface of the partition wall has a receiving space for the pressure cylinder to be accommodated, and a guide rail is respectively disposed at a position opposite to the inner edge surface of the partition wall, and the two rails are respectively provided The two corners of the inclined bevel are slid, and a fixed cymbal is fixed at a central position of the top surface of the main body, and the top surface of the main body is respectively provided with a movable cymbal on the two sides of the fixed cymbal, so that each The pressure bar can be respectively pressed by the pressing ramp; a first transmission unit, the first transmission unit is disposed on the side of the body at the corner, and the first transmission unit is formed by a first pupil And a connecting block of the second bore, a first lead screw screwed to the corner seat, a sleeve having a long groove on the outer circumference, a limit lock column and a swing block; the linkage block lock Fastened to one side of the body, and the linkage block has a different side from the body a first pivot hole of the linkage block is provided for the first push rod of the pressure cylinder, and the sleeve is sleeved at one end of the lead screw, and the sleeve is installed on the second pupil of the linkage block And the limit lock cylinder is locked on the top edge of the linkage block, so that the end of the limit lock cylinder can penetrate into the long slot of the sleeve, and the near top end position of the swing block is the two pivots of the linkage block Pivoting, and the bottom end position of the swing block is pivoted with the first push rod of the pressure cylinder; a second transmission unit, the second transmission unit is disposed on the body different from the first transmission unit The second transmission unit is composed of a second lead screw, a swinging block pivoted at a set position of the body, and a pressing block; the second lead screw is screwed to the other corner socket, and the second lead screw is screwed to the other corner socket. The pressure block is fixed on one side of the swing block, and the near bottom end position of the swing block is the second push of the pressure cylinder The rod is pivoted to press the pressure block against one end of the second lead screw; and an engaging structure, the connecting structure is composed of a connecting block of a through hole, a rod body and a plurality of elastic elements, the assembly The block is installed inside the body, and the set of blocks is fixed on the bottom surface of the fixed raft, and the rod system is disposed in the through hole of the set of blocks, and the two ends of the shank are respectively accommodated The elastic members are disposed on the outer circumference of the rod body so that the two ends of the elastic members are respectively abutted against the set of the blocks and the first and second lead screws. The floating pneumatic angle fixed double clamp vise structure according to claim 1, wherein the pressure cylinder is a pneumatic cylinder. The floating pneumatic angle fixed double clamp vise structure according to claim 1, wherein a spring is disposed on an outer circumference of the first push rod of the pressure cylinder. The floating pneumatic angle fixed double-clamp structure according to claim 1, wherein the pressure block is a semi-circular block, and one end of the second lead screw has an arc-shaped groove, The curved groove is for the pressure block to be pressed. The floating pneumatic angle fixed double-clamp structure according to claim 1, wherein the second lead screw has a trap hole at one end of the press block, and the trap hole is received by the elastic member. . The floating pneumatic angle fixed double clamp vise structure according to claim 1, wherein the two pivoting ears of the linkage block are integrally formed. The floating pneumatic angle fixed double clamp vise structure according to claim 1, wherein one side of the swinging block has an arc groove, and the arc groove is provided for the two abutting bars, so that the two abutting rods Can be placed against the casing. The floating pneumatic angle solid double clamp vise structure as described in claim 1 of the patent scope, The first lead screw is a right thread and the second lead screw is a left thread. The floating pneumatic angle fixed double-jaw vise structure according to claim 1, wherein each of the elastic members is a spring.