CN103072102B - Fast moving clamping device for full-angle fast moving bench vice - Google Patents

Abstract

The invention discloses a quick-moving clamping device for a full-angle fast-moving bench vise, which comprises a rectangular hole in the middle of the fixed jaw, a ratchet rack nut with clearance fit in the rectangular hole, and a ratchet rack nut. There are saw-toothed racks on both sides. There are pawls on the racks on both sides of the ratchet rack nut respectively. The two pawls are inlaid in the fixed jaws and fit with clearance. The cover plate is fixed on the side of the fixed jaw by screws, the cover plate is pierced with a pin rod, the two ends of the pin rod are respectively connected to the cam handle and the pawl, the pin rod is covered with a spring, and the spring is located between the pawl and the cover plate; Both sides of the rectangular hole comprising the fixed jaws are pierced with guide shafts, and the ends on the same side of the two guide shafts are fixed to the movable jaws by screws, and a screw rod is worn on the movable jaws. Through the above method, the design structure of the present invention is simple and practical, and easy to maintain; and the jaws can move quickly and over a long distance; effectively increasing the effective opening and closing distance of the bench vise.

Description

A fast-moving clamping device for an all-angle fast-moving bench vise

technical field

The invention relates to a tool for mechanical processing, in particular to a fast-moving clamping device for a full-angle fast-moving bench vise.

Background technique

Various mechanical tools are needed in industrial production and manufacturing, and bench vise is one of them. Ordinary push-pull bench vise (91204917.0) lifts the right end of 6 and pulls it to an appropriate position, and then adjusts the screw pair to clamp. When the required opening and closing amount is small, a long section of the handle is exposed, which hinders processing; The shoulders may disengage and cause the clamped workpiece to fall; the screw may be bent when the screw is lifted or during processing and cannot be rotated

Contents of the invention

The technical problem mainly solved by the present invention is to provide a fast-moving clamping device for a full-angle fast-moving bench vise, which has a simple and practical design structure and is easy to maintain; moreover, the jaws can move quickly and over a long distance; The effective opening and closing distance of the vise.

In order to solve the above-mentioned technical problems, a technical solution adopted by the present invention is to provide a fast-moving clamping device for a full-angle fast-moving bench vise, which includes the fixed There is a rectangular hole in the middle of the jaw, and a ratchet rack nut with clearance fit is arranged in the rectangular hole. There are saw-toothed racks on both sides of the ratchet rack nut, and ratchet racks on both sides of the ratchet rack nut. Claws, two pawls are inlaid in the fixed jaw and fit with clearance. The pawl is sealed to the fixed jaw through the cover plate. The cover plate is fixed on the side of the fixed jaw by screws. They are respectively connected to the cam handle and the pawl, the pin rod is covered with a spring, and the spring is located between the pawl and the cover plate; the two sides of the rectangular hole including the fixed jaw are pierced with guide shafts, and the same side ends of the two guide shafts The upper part is fixed to the movable jaw by screws, and a rotating screw rod is installed on the movable jaw, and the screw rod is connected to the ratchet bar nut.

A set screw is arranged at the position corresponding to the ratchet rack nut above the fixed jaw, and the lower end of the set screw is arranged with a small spring and a positioning block in sequence, and the positioning block is against the upper plane of the ratchet rack nut. Both ends of the upper plane of the rack nut are provided with triangular grooves matched with the positioning block.

The beneficial effects of the present invention are: the present invention is a full-angle fast-moving bench vise, which has a simple and practical design structure and is easy to maintain; moreover, the jaws can move quickly and over a long distance; effectively increasing the effective opening and closing of the bench vise distance.

Description of drawings

Fig. 1 is a schematic structural view of a preferred embodiment of a fast-moving clamping device of a full-angle fast-moving bench vise of the present invention;

Fig. 2 is a partially exploded view of the structure of the fast-moving clamping device of the all-angle fast-moving bench vise of the present invention.

Detailed ways

The preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings, so that the advantages and features of the invention can be more easily understood by those skilled in the art, so as to define the protection scope of the present invention more clearly.

Please refer to Fig. 1 and Fig. 2, the embodiment of the present invention comprises:

A fast-moving clamping device for a full-angle fast-moving bench vise, the fast-moving clamping device for the full-angle fast-moving bench vise includes a rectangular hole 210 in the middle of the fixed jaw 21, and a rectangular hole 210 inside the rectangular hole 210. The ratchet rack nut 22 with clearance fit, the two sides of the ratchet rack nut 22 are provided with a zigzag rack 220, the racks 220 on both sides of the ratchet rack nut 22 are respectively topped with pawls 24, two pawls 24 Inlaid in the fixed jaw 21 and matched with clearance, the ratchet 24 is sealed on the fixed jaw 21 through the cover plate 27, the cover plate 27 is fixed on the side of the fixed jaw 21 by screws, and the cover plate 27 is pierced with a pin rod 270, and the pin rod 270 The two ends of the pin rod 270 are respectively connected to the cam handle 26 and the pawl 24, the pin rod 270 is covered with a spring 25, and the spring 26 is located between the pawl 24 and the cover plate 27; the two sides of the rectangular hole 210 that includes the fixed jaw 21 wear There are guide shafts 31, and the ends on the same side of the two guide shafts 31 are fixed to the movable jaw 32 by screws, and the movable jaw 32 is equipped with a rotating screw mandrel 23, and the screw mandrel 23 is connected to the ratchet rack nut 22;

The position corresponding to the ratchet rack nut 22 above the fixed jaw 21 is provided with a set screw 20, and the lower end of the set screw 20 is arranged with a small spring 29 and a positioning block 28 in sequence, and the positioning block 28 is against the ratchet bar nut 22. On the upper plane, the two ends of the upper plane including the ratchet rack nut 22 are provided with triangular grooves 33 for matching with the positioning blocks.

The present invention is a fast-moving clamping device for a full-angle fast-moving bench vise. Its design structure is simple and practical, and it is easy to maintain; and the jaws can move quickly and over a long distance; effectively increasing the effective opening and closing distance of the bench vise .

The above is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the description of the present invention and the contents of the accompanying drawings, or directly or indirectly used in other related technologies fields, all of which are equally included in the scope of patent protection of the present invention.

Claims (2)

1. the quick mobile clamping device of a full angle quick travelling carriage vice, it is characterized in that: the quick mobile clamping device of this full angle quick travelling carriage vice comprises regular jaw centre and is provided with rectangular opening, the ratchet bar nut of matched in clearance is provided with in rectangular opening, the two sides of ratchet bar nut are provided with zigzag tooth bar, on the tooth bar of ratchet bar nut both sides, there is ratchet on top respectively, two ratchets are embedded in regular jaw and matched in clearance, ratchet is encapsulated in regular jaw by cover plate, cover plate is screwed in regular jaw side, cover plate is installed with pin rod, the two ends of pin rod are connected respectively to cam handle and ratchet, on pin rod, cover has spring, spring is between ratchet and cover plate, the rectangular opening both sides of described regular jaw are installed with the axis of guide, and the end, the same side of two axis of guides is screwed in moving jaw, moving jaw is provided with the screw mandrel of rotation, and screw mandrel is connected to ratchet bar nut.

2. the quick mobile clamping device of a kind of full angle according to claim 1 quick travelling carriage vice, it is characterized in that: above described regular jaw, the position of corresponding ratchet bar nut is provided with holding screw, arrange little spring and locating piece successively in the lower end of holding screw, locating piece is against the upper plane of ratchet bar nut, and on described ratchet bar nut, the two ends of plane are provided with the triangular groove coordinated with locating piece.