CN202491188U - One-hand-operated quick-action bench vise - Google Patents

Abstract

The utility model discloses a one-hand-operated quick-action bench vise which comprises a fixed vise body, a movable vise body and a screw rod. The movable vise body is movably connected with the fixed vise body through the screw rod. The one-hand-operated quick-action bench vise further comprises a locking / unlocking device arranged on the fixed vise body and a switch assembly arranged on the movable vise body, wherein the switch assembly is connected with the locking / unlocking device through a bracing wire assembly, operation of the switch assembly can control locking / unlocking of the locking / unlocking device through the bracing wire assembly, and one-hand operation of the quick-action bench vise can be achieved by operating the switch assembly with one hand and pushing and pulling the movable vise body at the same time. The one-hand-operated quick-action bench vise can enable a vise opening of the bench vise to open and close quickly, improve work efficiency, lower labor intensity and facilitate one-hand operation, and is simple in structure and convenient to manufacture.

Description

One-handed quick action vise

technical field

The utility model relates to a vise, in particular to a one-handed quick action vise.

Background technique

A vise is a fixture widely used in factories. The commonly used vise is composed of a movable pliers body and a fixed pliers body. The movable pliers body moves back and forth under the transmission of the screw rod, and the movable pliers body and the fixed pliers body are clamped or loosened by the screw rod and the fixed nut. Open to realize the clamping and fixing of the workpiece. The main disadvantage of this vise is that the size of the jaw between the fixed pliers body and the movable pliers body is difficult to adjust quickly according to the size of the workpiece. When the jaws are small, the workpiece is large, or the small workpiece is replaced with a large workpiece, the work efficiency is very low.

At present, there are some vises used for manual quick-moving clamping on the market. Chinese patent 92241164.6 discloses a push-pull type quick clamping bench vise. The ratchet is installed on the body, the ratchet is rotated by the knob, and the sliding pliers body is fixed by the ratchet. It is controlled by a rod to further clamp the workpiece. Its structure is more complicated and its operation is more troublesome. Chinese patent application No. 200920187372.4 discloses a fast opening and closing vise, which also has the problems of complex structure and inconvenient operation.

Utility model content

The purpose of this utility model is in order to solve the above-mentioned existing problems, to provide a kind of one-handed operation quick motion vise, comprise fixed pliers body, movable pliers body and screw rod, described movable pliers body connects with described fixed pliers body through screw rod The flexible connection also includes a locking/unlocking device provided on the fixed pliers body and a switch assembly provided on the movable pliers body, the switch assembly is connected to the locking/unlocking device through a pull wire assembly; the switch is operated The assembly can control the locking/unlocking of the locking/unlocking device through the pull wire assembly, and the single-handed operation of the quick action vise can be realized by operating the switch assembly with one hand while pushing and pulling the movable pliers body. It can not only achieve the purpose of quickly opening and closing the jaws of the vise, improve work efficiency, reduce labor intensity, but also facilitate one-handed operation, simple structure, and convenient manufacture.

The technical scheme of the utility model is as follows:

A kind of one-handed quick-action vise, comprising a fixed pliers body, a movable pliers body and a screw rod, the movable pliers body is movably connected with the fixed pliers body through a screw rod, and also includes a locking device arranged on the fixed pliers body /unlocking device and a switch assembly provided on the movable pliers body, the switch assembly is connected to the locking/unlocking device through a pull wire assembly;

Operating the switch assembly can control the locking/unlocking of the locking/unlocking device through the pull wire assembly, and operating the switch assembly with one hand while pushing and pulling the movable pliers body can realize the one-handed operation of the snap vise.

Preferably, an unlocking lever is also included, one end of the unlocking lever is connected with the pull wire assembly, and the other end is connected with the locking/unlocking device.

Preferably, the locking/unlocking device includes a fixed part and a movable part, the fixed part is connected to the fixed pliers body, and the movable part is fastened above the fixed part;

One end of the fixed part and the movable part are pivotally connected, and the other end is connected through an elastic element;

Both the fixed part and the movable part are provided with a circular through hole adapted to the screw rod;

The unlocking lever is connected with the movable part.

Preferably, the circular through hole of the movable part is provided with an internal thread adapted to the screw rod.

Preferably, the unlocking lever is a lever-type unlocking lever, the middle of which is pivotally connected to one side of the fixed part, one end of which is connected to the bottom of the movable part, and the other end is connected to the pull wire assembly.

Preferably, the lever-type unlocking lever is a curved pull rod, and the connection point between it and the fixing part is a bending point.

Preferably, the pull wire assembly includes a pull wire and a pull wire tube sheathed on the outside of the pull wire;

One end of the pull wire is connected to the switch assembly, and the other end is connected to one end of the unlocking lever;

Both ends of the cable tube are respectively connected with the switch assembly and the locking/unlocking device by two sets of limit assemblies.

Preferably, one of the set of limiting components is arranged beside the switch component, and the other set of limiting components is arranged under the fixing part of the locking/unlocking device.

Preferably, the set of limiting components arranged under the fixing part of the locking/unlocking device is specifically a groove opened on one side below the fixing part.

Preferably, a boss is provided on one side of the fixed part, and one end of the unlocking lever connected to the lower part of the movable part is placed on the boss.

Compared with the prior art, the beneficial effects of the utility model are as follows:

The utility model can not only achieve the purpose of quickly opening and closing the jaws of the vise, improve work efficiency, reduce labor intensity, but also facilitate one-handed operation, simple structure, and convenient manufacture.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of vise of the utility model embodiment;

Fig. 2 is the schematic diagram of the exploded structure of the vise of the utility model embodiment;

Fig. 3 is a schematic diagram of an exploded structure of a locking device according to an embodiment of the present invention;

Fig. 4 is a schematic diagram of the locking state of the locking device of the embodiment of the present invention;

Fig. 5 is a schematic diagram of the unlocked state of the locking device according to the embodiment of the present invention.

Detailed ways

The utility model will be further described below in conjunction with the accompanying drawings and specific embodiments.

Example

Referring to Fig. 1 and Fig. 2, a one-handed operation snap vise 1 includes a base 11, a fixed pliers body 12, a movable pliers body 13, a threaded rod 14, a handle 15, a locking/unlocking device and a switch assembly 61 , In this embodiment, the switch assembly 61 is a rotary switch assembly, and other forms such as button-type switch assemblies can also be selected. Base 11 is connected with fixed pliers body 12, movable pliers body 13 is movably connected on the fixed pliers body 12 by screw mandrel 14 and guide rail, and handle 15 is connected with screw mandrel 14 by the hole on the screw mandrel 14. The locking/unlocking device is arranged on the fixed pliers body 12 and locks the screw rod 14 , and the switch assembly 61 is arranged on the movable pliers body 13 . This is only an example. During specific implementation, other components may also be added, or no handle may be provided, which is not limited by the present invention.

Referring to Fig. 2 and Fig. 3, the locking/unlocking device includes a fixed part 2 and a movable part 3, the fixed part 2 and the movable part 3 are movably connected, and the fixed part 2 and the movable part 3 are provided with a circle adapted to the screw rod 14 shaped through hole, and in this embodiment, the fixed part 2 and the movable part 3 are pivotally connected at the front end by a pin shaft, and the fixed part 2 and the movable part 3 are elastically connected at the rear end by an elastic element. The specific structure is as follows:

The fixed part 2 is arranged on the fixed pliers body 12 , and a through hole 22 is provided at the tail of the fixed part 2 , and a pin passes through the through hole 22 to connect the fixed part 2 to the fixed pliers body 12 . The fixed part 2 is provided with a through hole 21 through which the screw mandrel 14 penetrates; the movable part 3 is provided with a semi-circular hole 31, and the inner circumference of the semi-circular hole 31 is provided with an internal thread adapted to the screw mandrel 14. In a natural state, the movable part 3. Engage with the screw rod 14: the front end of the through hole 21 of the fixed part 2 is set as an open slot 211, and the upper end of the open slot 211 is provided with a through hole 1. Correspondingly, the front end of the movable part 3 is provided with a connecting part 32, and the connecting part 32 A through hole 2 is arranged horizontally, and the movable part 3 penetrates into the through hole 1 and the through hole 2 through a pin shaft to pivotally connect with the fixed part 2; Concave surfaces 23, 24 are respectively provided on both sides, and a storage space for accommodating the movable part 3 is formed on the concave surfaces 23, 24. Above; the rear ends of the two concave surfaces 23, 24 are respectively provided with connecting screws 25, and the two sides of the rear end of the movable part 3 are respectively provided with corresponding connecting screws 34. On the same side, the corresponding connection between the fixed part 2 and the movable part 3 The screws are located on the same straight line in the vertical direction, and are respectively connected with elastic elements, which are extension springs 5 here. During specific implementation, the connection between the fixed part and the movable part can also be carried out in other ways, which is only an example here, and the present invention is not limited thereto.

Referring to FIG. 3 , FIG. 4 and FIG. 5 , one side of the fixed part 2 is provided with an unlocking lever 63 and a cable assembly 62 , and one end of the unlocking lever 63 is connected to the knob switch assembly 61 provided on the movable pliers body 13 through the cable assembly 62 . Here, the unlocking lever 63 uses a bent-shaped pull rod, and a through hole 631 is provided in the middle of the pull rod 63 , and the pull rod 63 has a bent shape with the through hole 631 as a bending point. The outer side of the concave surface 23 of the fixing part 2 is provided with a groove 231 for accommodating the pull rod 63, and the surrounding side of the groove 231 is provided with an accommodating hole 232. The connection is outside the concave surface 23 , wherein the end 632 of the pull rod 63 is arranged under the side of the locking part 34 of the movable part 3 in a contact connection manner, and the end 633 is connected with the pull wire assembly 62 . In addition, the end 632 of the tie rod 63 can also be arranged under the movable part in a flexible connection manner. Further, a boss 233 is provided in the groove 231 for accommodating the pull rod 63 , and the end 632 of the pull rod 63 is placed on the boss 233 . In addition, the pull rod 63 can also be directly arranged on one side of the fixing part without providing a corresponding accommodating groove on the side of the fixing part. The pull wire assembly 62 includes a pull wire 621 and a pull wire tube 622 sleeved on its outside. One end of the pull wire 621 is connected to the rotary switch assembly 61 through a set of matching connecting blocks and slot holes, and the other end is connected to the rotary switch assembly 61 through another set of matching connecting blocks and The slotted hole is connected with the end 633 of the pull rod 63 . Both ends of the cable tube 622 are respectively connected to the rotary switch assembly 61 and the locking/unlocking device by two sets of limit assemblies. One of the set of limiting components 64 is arranged next to the switch component, specifically including a limiting member 641 and two large screws 642, and the other set of limiting components is specifically a groove opened on the lower side of the fixing part 26. In addition, the upper part of the fixed pliers body 12 is also provided with a bump 121, which together with the groove 26 forms an accommodating space for accommodating one end of the cable tube 622, and the edge of the accommodating space interferes with one end of the cable tube 622, which can play a limited role. position, and the other end of the cable tube 622 is in conflict with the limit assembly 64. During specific implementation, the bump 121 may not be provided. During specific implementation, there may be many variations in the arrangement of the unlocking lever, the limit assembly, and the pull wire assembly, and this is only an example, and the present invention is not limited thereto.

The principle and usage method of this utility model embodiment will be further described below in conjunction with FIG. 4 and FIG. 5 .

Referring to Fig. 4, in the embodiment of the utility model, under normal conditions, the movable part 3 is engaged with the screw mandrel 14, and the screw mandrel 14 is locked, and the movable pliers body 13 cannot move forward and backward rapidly, but can only be carried out by rotating the handle 15. Slow forward and backward.

When the screw rod 14 needs to be unlocked, the knob switch assembly 61 is moved backwards, and the end 633 of the pull rod 63 is pulled by the pull wire assembly 62 connected to it to rotate counterclockwise around its central axis, so that the other end 632 of the pull rod 63 is lifted up The locking part 33 of the movable part 3 separates it from the screw mandrel 14, as shown in Fig. 5, at this time, the knob switch assembly 61 can be toggled with one hand and the screw mandrel 14 is pulled at the same time to make it move forward and backward quickly relative to the fixed pliers body 12, namely Enables one-handed operation of the snap-action vise. Extension spring 5 is in tension state now.

After the workpiece is placed, unclamp the knob switch assembly 61, and now the upward force of the pull rod 63 on the locking part 33 of the movable part 3 disappears, and the rebound effect of the extension spring 5 in the stretched state will make the movable part The locking part 33 of the part 3 re-engages with the screw rod 14 and locks.

In the embodiment of the utility model, since the knob switch assembly 61 for adjustment is arranged on the movable pliers body 13, the movable pliers body can be pulled out or pushed in while the knob switch assembly 61 is toggled with one hand, so as to realize one-handed operation, and The workpiece can be placed with the other hand, which makes the clamping operation of the workpiece more convenient and faster.

The preferred embodiments of the invention disclosed herein are only used to help explain the invention. The preferred embodiments do not exhaust all details, nor do they limit the utility model to the specific implementations described. Obviously, many modifications and variations can be made based on the contents of this specification. This description selects and specifically describes these embodiments in order to better explain the principle and practical application of the utility model, so that those skilled in the art can make good use of the utility model. The invention is to be limited only by the claims and their full scope and equivalents.

Claims (10)

1. one-handed performance Quick vise; Comprise fixed caliper, moving caliper and screw mandrel; Said moving caliper flexibly connects through screw mandrel and said fixed caliper; It is characterized in that also comprise the lock/unlock device of being located at said fixed caliper and the switch module of being located at said moving caliper, said switch module is connected through a backguy assembly with said lock/unlock device;

Operate said switch module and can control the locking/unlocking of said lock/unlock device, can realize the one-handed performance of Quick vise with said switch module of one-handed performance and the said moving caliper of push-and-pull simultaneously through said backguy assembly.

2. one-handed performance Quick vise according to claim 1 is characterized in that, also comprises a trip lever, and said trip lever one end is connected with said backguy assembly, and the other end is connected with said lock/unlock device.

3. one-handed performance Quick vise according to claim 2 is characterized in that, said lock/unlock device comprises a fixed part and a movable part, and said fixed part is connected on the said fixed caliper, and said movable part button is located at said fixed part top;

One end of said fixed part and movable part pivots and is connected, and the other end connects through flexible member;

Said fixed part and movable part are equipped with the manhole adaptive with said screw mandrel;

Said trip lever is connected with said movable part.

4. one-handed performance Quick vise according to claim 3 is characterized in that, the manhole inside of said movable part is provided with the internal thread adaptive with screw mandrel.

5. one-handed performance Quick vise according to claim 3 is characterized in that, said trip lever is the lever trip lever, and the center is pivotally connected to said fixed part one side, and the one of which end is connected with said movable part below, and the other end is connected with said backguy assembly.

6. one-handed performance Quick vise according to claim 5 is characterized in that, said lever trip lever is the pull bar of bending shape, and the tie point of itself and said fixed part is the inflection point.

7. one-handed performance Quick vise according to claim 2 is characterized in that, said backguy assembly comprises backguy and is sheathed on the backguy pipe in the backguy outside;

Said backguy one end is connected with said switch module, and the other end is connected with said trip lever one end;

Said backguy pipe two ends use two groups of limit assemblies to be connected with said lock/unlock device with said switch module respectively.

8. one-handed performance Quick vise according to claim 7 is characterized in that, said wherein one group of limit assembly is arranged at by the said switch module, and another group limit assembly is arranged at the fixed part below of said lock/unlock device.

9. one-handed performance Quick vise according to claim 7 is characterized in that, the said one group of limit assembly that is arranged at the fixed part below of said lock/unlock device is specially the groove that is opened in said fixed part below one side.

10. one-handed performance Quick vise according to claim 5 is characterized in that, said fixed part one side is provided with boss, and the end that said trip lever is connected in the movable part below places on the said boss.

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