CN216098445U

CN216098445U - Gear-feeding force-applying pliers

Info

Publication number: CN216098445U
Application number: CN202122682752.9U
Authority: CN
Inventors: 刘太恒
Original assignee: Jining Jiehe Machinery Co ltd
Current assignee: Jining Jiehe Machinery Co ltd
Priority date: 2021-11-04
Filing date: 2021-11-04
Publication date: 2022-03-22
Anticipated expiration: 2031-11-04

Abstract

A pair of pliers with force-applying function for advancing and blocking is composed of a fixed pliers body and a movable pliers body, which are opposite to each other, a rotary rod inserted in the internal hole of fixed pliers body, and a V-shaped slot uniformly distributed on the external circumference of internal hole of fixed pliers body and with a front smooth hole and a back screwed hole. The utility model can sense the rotation angle of the rotary rod, so that an operator can obviously feel the clamping process of the workpiece, the clamping degree can be easily mastered, and the clamping loosening can be prevented.

Description

Gear-feeding force-applying pliers

Technical Field

The utility model relates to a pair of pliers for clamping a workpiece, in particular to a pair of shifting and stressing pliers.

Background

A pliers for centre gripping work piece, for example various common bench vice, the gyration swing arm drives the activity pincers body and is close to the back to the fixed pincers body, can progressively press from both sides the work piece that is in between the activity pincers body and the fixed pincers body tightly, at the tight in-process of work piece clamp, because the rotation of swing arm does not have a fender position device, it is tight unclear to advance to keep off to press from both sides, the operator is difficult to feel presss from both sides tight degree of feeding, be difficult to grasp tight dynamics of clamp and press from both sides tightly whether target in place, in addition also the work piece course of working appear pressing from both sides tight lax condition because of reasons such as vibration easily.

Disclosure of Invention

The utility model aims to provide a gear-in force-applying pliers, which solves the defects that the gear-in clamping is not clear and the workpiece is not clamped in place in the workpiece clamping process of the conventional pliers.

The object of the utility model is achieved in the following way: a pair of shifting and stressing pliers comprises a fixed pliers body and a movable pliers body which are opposite, wherein the movable pliers body is connected with a rotating rod, the rotating rod is a connecting rod fixed with a screw rod or the screw rod, the rotating rod is inserted into a proper-diameter inner hole of the fixed body which can rotate relatively and is positioned axially, v-shaped grooves are uniformly distributed on the outer circumference of the inner hole part of the fixed body by the rotating rod, the length direction of the V-shaped grooves is in the same direction with the axial direction of the rotating rod, the fixed body is a part fixed on the forceps body or a part which is not rotated on the forceps body, the fixing body is provided with a through hole which is communicated with the inner hole of the fixing body from the outer surface, the through hole is composed of a light hole at the front part and a threaded hole at the rear part, the front part is placed the location body in the through-hole, and the pressure spring has been placed to location body rear portion in the through-hole, has revolved the jackscrew at through-hole rear portion screw hole part, and the jackscrew is pressed at the rear portion of pressure spring, and location body, pressure spring, jackscrew and V type groove constitute and keep off the position device.

The positioning body is a steel ball or a structure consisting of a cone and a cylinder.

The pliers are hydraulic pliers, and the fixing body is a rotary rod stop cap.

The universal pliers are universal pliers, the fixed body is a movable pliers body, the rotating rod is a screw rod, the screw rod and an inner hole of the movable pliers body are axially positioned, and the setting point of the gear device is located at the axial positioning position of the movable pliers body and the screw rod.

The pliers are QGG pliers, the fixed body is a movable pliers body, the rotating rod is a screw rod, the screw rod and the inner hole of the movable pliers body are axially positioned, and the setting point of the gear device is located at the axial positioning position of the movable pliers body and the screw rod.

The angle-fixed flat-nose pliers are characterized in that a movable pliers body and a fixed pliers body are arranged on a pliers seat, the fixed pliers body is fixed at the rear end of the pliers seat, the movable pliers body is supported on a track of the pliers seat, the fixed pliers body is a gear device consisting of a positioning body, a pressure spring and a jackscrew, and a gear device setting point is located at the axial positioning position of the pliers seat and a rotating rod.

The front end of the positioning body of the utility model is propped against the V-shaped groove of the rotary rod under the action of the pressure spring, when the rotary rod rotates, the side edge of the V-shaped groove where the positioning body is positioned props up the positioning body, the positioning body enters the next V-shaped groove and is propped against the V-shaped groove under the action of the pressure spring and simultaneously emits a blocking impact sound to prompt, along with the continuous rotation of the rotary rod, the positioning body sequentially enters the continuous V-shaped groove on the rotary rod, the V-shaped groove and the positioning body are matched to play a role of blocking, so that the rotation angle of the rotary rod is sensed, an operator has obvious feeling on the clamping process of a workpiece, the clamping degree is easy to master, and the clamping loosening prevention effect can also be achieved.

Drawings

Fig. 1 is a front view of the shift mechanism.

Fig. 2 is a right side view of the gearshift mechanism.

Fig. 3 is a front view of the hydraulic pliers.

Figure 4 is a front view of the gimbaled pliers.

Figure 5 is a top view of the gimbaled pliers.

FIG. 6 is a front view of QGG pliers.

Fig. 7 is a front view of angle-fixed flat-nose pliers.

Fig. 8 is a right side view of the angle-fixed flat-nose pliers.

In the figure: 1-rotating a rod; 2-a stationary body; 3-V type groove; 4-a positioning body; 5-a pressure spring; 6-top thread; 7-movable clamp body; 8-fixing the clamp body; a-gear device set point.

Detailed Description

Referring to fig. 1 and 2, the utility model has a fixed pincer body 8 and a movable pincer body 7 which are opposite, the movable pincer body 7 is connected with a rotating rod 1, the rotating rod 1 is a connecting rod fixed with a screw rod or the screw rod itself, the rotating rod 1 is inserted into a proper diameter inner hole of a fixed body 2 which can rotate relatively and be positioned axially, V-shaped grooves 3 are uniformly distributed on the outer circumference of the inner hole part of the fixed body 2 on the rotating rod 1, the length direction of the V-shaped grooves 3 is the same direction with the axial direction of the rotating rod 1, the fixed body 2 is a part fixed on the pincer body or a non-rotating part on the pincer body, a through hole which is communicated with the inner hole of the fixed body from the outer surface is arranged on the fixed body 2, the through hole is composed of a unthreaded hole at the front part and a threaded hole at the rear part, a positioning body 4 is arranged in the front part in the through hole, the positioning body 4 is a steel ball or a structure composed of a cone and a cylinder, a pressure spring 5 is arranged at the rear part of the positioning body 4 in the through hole, a top thread 6 is screwed on the rear part of the through hole, the jackscrew 6 is pressed at the rear part of the pressure spring 5, and the positioning body 4, the pressure spring 5, the jackscrew 6 and the V-shaped groove 3 form a gear device.

Referring to fig. 3, the pliers are hydraulic pliers, and the fixing body 2 is a screw bar stop cap.

Referring to fig. 4 and 5, the pliers are universal pliers, the fixed body 2 is a movable pliers body 7, the rotating rod 1 is a screw rod, the screw rod and the inner hole of the movable pliers body 7 are axially positioned, and the setting point a of the gear device is located at the axial positioning position of the movable pliers body 7 and the screw rod.

Referring to fig. 6, the pliers are QGG pliers, the fixed body 2 is a movable pliers body 7, the rotating rod 1 is a screw rod, the screw rod and the inner hole of the movable pliers body 7 are axially positioned, and the setting point a of the gear device is located at the axial positioning position of the movable pliers body 7 and the screw rod.

Referring to fig. 7 and 8, the pliers are angle-fixed flat tongs, a movable tong body 7 and a fixed tong body 8 are arranged on a tong seat, the fixed tong body 8 is fixed at the rear end of the tong seat, the movable tong body 7 is supported on a track of the tong seat, the fixed body 2 is a gear device consisting of a tong seat front part, a positioning body 4, a pressure spring 5 and a jackscrew 6, and a gear device setting point a is located at the axial positioning position of the tong seat and a rotating rod 1, namely the gear device setting point a is set at a position on the pliers where the rotating rod 1 is axially fixed with the rotating rod.

Claims

1. The utility model provides a step into afterburning pliers, has relative fixed pincers body and the activity pincers body, and the activity pincers body is connected with the swing arm, its characterized in that: the rotary rod (1) is a connecting rod fixed together with the screw rod or the screw rod, the rotary rod (1) is inserted into a diameter-adapting inner hole of a fixed body (2) which can rotate relatively and is positioned axially, V-shaped grooves (3) are uniformly distributed on the outer circumference of the inner hole part of the fixed body (2) of the rotary rod (1), the length direction of the V-shaped grooves (3) is in the same direction as the axial direction of the rotary rod (1), the fixed body (2) is a part fixed on a pincer body or a part non-rotating on the pincer body, a through hole communicated with the inner hole of the fixed body (2) from the outer surface is arranged on the fixed body (2), the through hole is composed of a unthreaded hole at the front part and a threaded hole at the rear part, a positioning body (4) is arranged at the front part in the through hole, a pressure spring (5) is arranged at the rear part of the positioning body (4) in the through hole, a top wire (6) is screwed at the threaded hole part at the rear part of the through hole, the top wire (6) is pressed at the rear part of the pressure spring (5), and the positioning body (4), The pressure spring (5), the jackscrew (6) and the V-shaped groove (3) form a gear device.

2. The thrust augmentation forceps of claim 1, wherein: the positioning body (4) is a steel ball or a structure consisting of a cone and a cylinder.

3. The thrust augmentation forceps of claim 1, wherein: the pliers are hydraulic pliers, and the fixing body (2) is a rotary rod stop cap.

4. The thrust augmentation forceps of claim 1, wherein: the pliers are universal pliers, the fixed body (2) is a movable pliers body (7), the rotating rod (1) is a screw rod, the screw rod and an inner hole of the movable pliers body (7) are axially positioned, and the gear device setting point (a) is located at the axial positioning position of the movable pliers body (7) and the screw rod.

5. The thrust augmentation forceps of claim 1, wherein: the pliers are QGG pliers, the fixed body (2) is a movable pliers body (7), the rotating rod (1) is a screw rod, the screw rod and the inner hole of the movable pliers body (7) are axially positioned, and the setting point (a) of the gear device is located at the axial positioning position of the movable pliers body (7) and the screw rod.

6. The thrust augmentation forceps of claim 1, wherein: the angle-fixed type flat-nose pliers are characterized in that a movable pliers body (7) and a fixed pliers body (8) are arranged on a pliers seat, the fixed pliers body (8) is fixed at the rear end of the pliers seat, the movable pliers body (7) is supported on a track of the pliers seat, a fixed body (2) is a gear device formed by a positioning body (4), a pressure spring (5) and a jackscrew (6) and is arranged at the axial positioning position of the pliers seat and a rotating rod (1).