CN219359217U - Quick-clamping flat pliers - Google Patents

Abstract

The utility model relates to the field of machinery and discloses a pair of flat-mouth pliers capable of being clamped rapidly. The utility model comprises a positioning cylinder and a bottom plate; the bottom plate is of a rectangular block structure, the second fixing block is arranged on the upper surface of the left end of the bottom plate, the length of the second fixing block is equal to the width of the bottom plate, a semicircular notch is formed in the middle of the second fixing block, the second fixing block is fixedly connected with the bottom plate, and the fixing ring is arranged on the upper surface of the second fixing block. The round cap is pulled up, the round cap is firstly enabled to be close to the clamping part, the round cap is loosened, the positioning cylinder is fixed, the handle is rotated, the jaw size can be adjusted rapidly and conveniently, and therefore the purpose of rapidly clamping the part is achieved. The rapid clamping of parts with different thicknesses is realized.

Description

Quick-clamping flat pliers

Technical Field

The utility model relates to the field of machinery, specifically be a flat-nose pliers of quick centre gripping.

Background

The flat tongs are widely applied to processing and manufacturing of various mechanical parts as tools frequently used in the industrial field, the flat tongs need to be close to two clamping plates when clamping parts, because the thickness of the clamped parts is inconsistent, when adjusting the distance between the clamping plates, the two clamping plates need to be separated or close to each other by rotating a handle, if the process of the clamping plates is large, the rotating handle is time-consuming, and if the flat tongs with different thicknesses can be clamped rapidly, great convenience is brought to the clamping process of adjustment.

Disclosure of Invention

In order to overcome the defects, the utility model provides a pair of flat-mouth pliers capable of being clamped quickly.

The utility model adopts the technical scheme that:

the utility model comprises a positioning cylinder and a bottom plate; the bottom plate is in a rectangular block structure, the second fixed block is arranged on the upper surface of the left end of the bottom plate, the length of the second fixed block is equal to the width of the bottom plate, a semicircular notch is formed in the middle of the second fixed block, the second fixed block is fixedly connected with the bottom plate, the fixed ring is arranged on the upper surface of the second fixed block, the front side and the rear side of the fixed ring are in a horizontal rectangular plate structure, and the middle of the fixed ring is in a semicircular bulge; the semicircular notch at the middle position of the fixed ring is closed to form a whole circle, the rectangular iron plates at the two sides of the fixed ring are fixedly connected with the upper surface of the fixed block II, the positioning cylinder horizontally penetrates through a round hole between the fixed block II and the fixed ring, and the positioning cylinder is in sliding connection with the round hole between the fixed block II and the fixed ring; the positioning cylinder is in a tubular structure, and two ends of the positioning cylinder are open; the screw rod passes through the inside of the positioning cylinder and is in threaded connection with the positioning cylinder, and the handle vertically passes through the left end side of the screw rod and is fixedly connected with the screw rod; the nail pin consists of a round cap and a long nail, and the top of the long nail is fixedly connected with the round cap; the long nails vertically penetrate through the outer wall of the positioning cylinder from the top end of the fixed ring; a spring is arranged between the upper surface of the fixed ring and the lower surface of the round cap, the upper end of the spring is fixedly connected with the lower surface of the round cap, the lower end of the spring is fixedly connected with the upper surface of the fixed ring, the spring is sleeved on the long nail, and the spring is in clearance fit with the long nail; the upper surface of the positioning cylinder is provided with a plurality of pin holes which are arranged in a straight line at equal intervals; the lower end of the long nail is arranged in the pin hole, the sliding block consists of a horizontal plate and a vertical plate, the horizontal plate is vertically and fixedly connected with the vertical plate, a circular bulge is arranged in the middle of the horizontal plate, the left end of the middle of the horizontal plate is rotationally connected with the right end of the screw rod, the horizontal plate is in sliding connection with the bottom plate, the vertical plate is in a rectangular plate-shaped structure, the length of the vertical plate is identical to the width of the bottom plate, the right end of the vertical plate is fixedly connected with the left side surface of the first wear-resistant steel plate, the first wear-resistant steel plate is identical to the vertical plate in size, and the first fixing block is arranged at the right end of the bottom plate; the first fixed block is fixedly connected to the upper surface of the right end of the bottom plate, the size of the first fixed block is the same as that of the vertical plate, the left side surface of the first fixed block is fixedly connected with the right side surface of the second wear-resistant steel plate, and the first wear-resistant steel plate and the second wear-resistant steel plate are the same in size.

The utility model has the beneficial effects that:

the round cap is pulled up, the round cap is firstly enabled to be close to the clamping part, the round cap is loosened, the positioning cylinder is fixed, the handle is rotated, the jaw size can be adjusted rapidly and conveniently, and therefore the purpose of rapidly clamping the part is achieved. The rapid clamping of parts with different thicknesses is realized.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is an enlarged view of the pinning site of the present utility model.

The reference numerals in all figures are specifically: 1. a handle; 2. a screw; 3. positioning a cylinder; 4. a fixing ring; 5. a slide block; 51. a horizontal plate; 52. a vertical plate; 6. a wear-resistant steel plate I; 7. a first fixed block; 8. a wear-resistant steel plate II; 9. nailing pins; 91. a round cap; 92. a spike; 10. a spring; 11. a pin hole; 12. a bottom plate; 13. a second fixed block;

Detailed Description

As shown in fig. 1-2: pulling up the round cap 91 to separate the spike 92 from the pin hole 11, pushing the handle 1 forward or backward, the handle 1 driving the screw rod 2 to move, the screw rod 2 driving the positioning cylinder 3 and the slide block 5 to move, when the first wear-resistant steel plate 6 moves to close to the clamped part, releasing the pin 9, the pin 9 enters the new pin hole 11 under the pulling of the spring 10, thereby fixing the position of the positioning cylinder 3, at this time, rotating the handle 1, the handle 1 rotates to drive the screw rod 2 to rotate, the screw rod 2 rotates to enable the vertical plate 52 to advance, and the vertical plate 52 advances to approach the second wear-resistant steel plate 8, thus clamping the metal part.

Working principle: the round cap 91 is pulled up, the round cap 52 is firstly and rapidly close to the clamping component, the round cap 91 is released, the positioning cylinder 3 is fixed, and the handle 1 is rotated, so that the purpose of rapidly clamping the component is realized.

Claims (1)

1. The utility model provides a flat-nose pliers of quick centre gripping, including location drum (3) and bottom plate (12), a serial communication port, bottom plate (12) are rectangular block structure, fixed block two (13) are on the left end upper surface of bottom plate (12), the length of fixed block two (13) is equal with bottom plate (12) width, fixed block two (13) intermediate position has semi-circular breach, fixed block two (13) and bottom plate (12) fixed connection, fixed ring (4) are on fixed block two (13) upper surface, both sides are horizontal rectangle platelike structure and its intermediate position is semi-circular arch around fixed ring (4); the semicircular notch at the middle position of the fixed ring (4) and the semicircular notch at the middle position of the fixed block II (13) are closed to form a whole circle, two rectangular iron plates at two sides of the fixed ring (4) are fixedly connected with the upper surface of the fixed block II (13), the positioning cylinder (3) horizontally penetrates through a round hole between the fixed block II (13) and the fixed ring (4), and the positioning cylinder (3) is in sliding connection with the round hole between the fixed block II (13) and the fixed ring (4); the positioning cylinder (3) is in a tubular structure, and two ends of the positioning cylinder (3) are open; the screw rod (2) passes through the inside of the positioning cylinder (3) and is in threaded connection with the positioning cylinder (3), and the handle (1) vertically passes through the left end side of the screw rod (2) and is fixedly connected with the screw rod (2); the nail pin (9) consists of a round cap (91) and a long nail (92), and the top of the long nail (92) is fixedly connected with the round cap (91); the spike (92) vertically penetrates through the top end of the fixed ring (4) to the outer wall of the positioning cylinder (3); a spring (10) is arranged between the upper surface of the fixed ring (4) and the lower surface of the round cap (91), the upper end of the spring (10) is fixedly connected with the lower surface of the round cap (91), the lower end of the spring (10) is fixedly connected with the upper surface of the fixed ring (4), the spring (10) is sleeved on the spike (92), and the spring (10) is in clearance fit with the spike (92); the upper surface of the positioning cylinder (3) is provided with a plurality of pin holes (11), and the pin holes (11) are arranged in a straight line at equal intervals; the lower end of the spike (92) is arranged in the pin hole (11), the sliding block (5) is composed of a horizontal plate (51) and a vertical plate (52), the horizontal plate (51) is vertically and fixedly connected with the vertical plate (52), a round bulge is arranged in the middle of the horizontal plate (51), the left end of the middle of the horizontal plate (51) is rotationally connected with the right end of the screw rod (2), the horizontal plate (51) is slidably connected with the bottom plate (12), the vertical plate (52) is in a rectangular plate-shaped structure, the length of the vertical plate is the same as the width of the bottom plate (12), the right end of the vertical plate (52) is fixedly connected with the left side surface of the first wear-resistant steel plate (6), the size of the first wear-resistant steel plate (6) is the same as the size of the vertical plate (52), and the first fixed block (7) is arranged at the right end of the bottom plate (12); the first fixed block (7) is fixedly connected to the upper surface of the right end of the bottom plate (12) and has the same size as the vertical plate (52), the left side surface of the first fixed block (7) is fixedly connected with the right side surface of the second wear-resistant steel plate (8), and the first wear-resistant steel plate (6) and the second wear-resistant steel plate (8) have the same size.