CN213863887U

CN213863887U - Pull formula connecting rod gripper

Info

Publication number: CN213863887U
Application number: CN202022021564.7U
Authority: CN
Inventors: 张敏; 曾有贵; 谭忆
Original assignee: Hunan Rengui Maker Education Technology Co ltd
Current assignee: Hunan Rengui Maker Education Technology Co ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-08-03
Anticipated expiration: 2030-09-15

Abstract

The utility model discloses a pull-out connecting rod mechanical claw, which comprises a bottom plate and a cover plate, wherein two connecting rod pliers and a pull block which are oppositely arranged are arranged between the bottom plate and the cover plate, one end of the pull block extends outwards from a handle, and the other end of the pull block is provided with a rack; the connecting rod pincers include special-shaped tong arm and two first body of rod and the second body of rod that are parallel to each other, and special-shaped tong arm includes the arm body and link, for parallel arrangement between the arm body of two relative settings, and first body of rod end is equipped with the disc, is equipped with the gear with rack intermeshing on the disc. The utility model discloses compact structure, reasonable in design utilizes the connecting rod pincers of two relative settings of pull piece pulling to carry out the centre gripping to article, and the clamping face between the in-process connecting rod pincers of centre gripping can keep parallel constantly, improves the contact friction to the article centre gripping, improves and presss from both sides tight effect.

Description

Pull formula connecting rod gripper

Technical Field

The utility model relates to a gripper specifically is a pull formula connecting rod gripper.

Background

The clamping tools commonly used in daily life are mostly of a scissor structure, such as: the vice has the defects that the clamping surface is small, and clamping is laborious, so that a pull type connecting rod mechanical claw is developed, is simple and labor-saving to operate during use, increases the clamping surface, and improves the clamping effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims at above problem, provide a pull formula connecting rod gripper, compact structure, reasonable in design utilizes the connecting rod pincers of two relative settings of pull piece pulling to carry out the centre gripping to article, and the clamping face between the in-process connecting rod pincers of centre gripping can keep parallel constantly, improves the contact friction to the article centre gripping, improves and presss from both sides tight effect.

In order to realize the above purpose, the utility model adopts the technical scheme that: the novel gear box comprises a bottom plate and a cover plate which are consistent in outline, wherein handles are arranged at the tail ends of the bottom plate and the cover plate, two connecting rod clamps which are oppositely arranged and a drawing block are arranged between the bottom plate and the cover plate, one end of the drawing block extends out of the handles, and racks are arranged on two sides of the other end of the drawing block; the connecting rod pincers include the dysmorphism tong arm and two first body of rod and the second body of rod that are parallel to each other, the dysmorphism tong arm includes the arm body and link, be parallel arrangement between the arm body of two relative settings, the arm body and link are the V word form, first body of rod end is equipped with the disc, be equipped with on the disc with rack intermeshing's gear, the one end of the second body of rod and the middle part of disc all articulate between bottom plate and apron through the bolt, the one end of the second body of rod through keeping away from the disc with the first body of rod articulates on the link, the thickness direction of pull piece is provided with outside extension's stopper, be equipped with the spacing strip groove that is used for the stopper to pass on bottom plate and the apron and on the length direction who prolongs the pull piece, the stopper is inserted in spacing strip inslot and can be at spacing strip inslot round trip movement.

When the special-shaped clamp arm is used, one hand holds the handle, the other hand pulls the pulling block, the rack drives the gear to rotate, and therefore the special-shaped clamp arm is driven to move relatively, and an object is clamped by the two oppositely arranged arm bodies.

Furthermore, anti-skid teeth for clamping are arranged between the opposite surfaces of the two arm bodies.

Furthermore, the quantity of antiskid tooth is a plurality of and along the length direction evenly distributed of arm body.

Furthermore, a hand screw for locking the drawing block is arranged on the cover plate, and a threaded through hole matched with the hand screw is formed in the cover plate.

Furthermore, the tail end of the pulling block is provided with a pulling ring.

The utility model has the advantages that: the utility model provides a pair of pull formula connecting rod gripper, compact structure, reasonable in design, easy operation utilizes the connecting rod pincers of two relative settings of pull piece pulling to carry out the centre gripping to article, and the clamping face between the in-process connecting rod pincers of centre gripping can keep parallel constantly, improves the contact friction to the article centre gripping, presss from both sides tightly effectually.

The utility model discloses a hand screw carries out the position locking to the pull piece to the realization is more laborsaving to the locking of object centre gripping, satisfies the centre gripping demand.

Drawings

Fig. 1 is a front view of the present invention when the cover plate is not installed.

Fig. 2 is a front view of the present invention.

Fig. 3 is a cross-sectional view taken at a-a in fig. 2.

The text labels in the figures are represented as: 1. a limiting block; 2. a base plate; 3. drawing the block; 4. a pull ring; 5. a handle; 6. a rack; 7. a gear; 8. a disc; 9. a rack; 10. a second rod body; 11. a special-shaped tong arm; 12. screwing the screw by hand; 13. anti-slip teeth; 14. a cover plate; 15. a limiting strip groove; 1101. an arm body; 1102. and a connecting end.

Detailed Description

In order to make the technical solution of the present invention better understood, the present invention is described in detail below with reference to the accompanying drawings, and the description of the present invention is only exemplary and explanatory, and should not be construed as limiting the scope of the present invention.

As shown in fig. 1-3, the specific structure of the present invention is: the drawing device comprises a bottom plate 2 and a cover plate 14 which are consistent in outline, wherein the tail ends of the bottom plate 2 and the cover plate 14 are provided with handles 5, two connecting rod clamps which are oppositely arranged and a drawing block 3 are arranged between the bottom plate 2 and the cover plate 14, one end of the drawing block 3 extends out of the handles 5, and two sides of the other end of the drawing block 3 are provided with racks 6; the connecting rod pliers comprise a special-shaped pliers arm 11 and a first rod body 9 and a second rod body 10 which are parallel to each other, the special-shaped clamp arm 11 comprises an arm body 1101 and a connecting end 1102, the two opposite arm bodies 1101 are arranged in parallel, the arm body 1101 and the connecting end 1102 are in a V shape, a disc 8 is arranged at the tail end of a first rod body 9, a gear 7 meshed with a rack 6 is arranged on the disc 8, one end of a second rod body 10 and the middle part of the disc 8 are hinged between a bottom plate 2 and a cover plate 14 through bolts, one end of the second rod body 10 is hinged on the connecting end 1102 through one end of the first rod body 9 far away from the disc 8, a limiting block 1 extending outwards is arranged in the thickness direction of a drawing block 3, a limiting strip groove 15 for the limiting block 1 to pass through is arranged on the bottom plate 2 and the cover plate 14 along the length direction of the drawing block 3, the limiting block 1 is inserted in the limiting strip groove 15 and can move back and forth in the limiting strip groove 15.

Preferably, anti-slip teeth 13 for clamping are arranged between the opposite surfaces of the two arms 1101.

Preferably, the number of the anti-slip teeth 13 is multiple and is uniformly distributed along the length direction of the arm body 1101.

Preferably, a hand screw 12 for locking the drawing block 3 is arranged on the cover plate 14, and a threaded through hole matched with the hand screw 12 is arranged on the cover plate 14.

Preferably, the end of the pull-out piece 3 is provided with a pull ring 4.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to assist in understanding the methods and their core concepts. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes can be made without departing from the principle of the present invention, and the above technical features can be combined in a proper manner; the application of these modifications, variations or combinations, or the application of the concepts and solutions of the present invention in other contexts without modification, is not intended to be considered as a limitation of the present invention.

Claims

1. The pull-type connecting rod mechanical claw is characterized by comprising a bottom plate (2) and a cover plate (14) which are consistent in outline, wherein handles (5) are arranged at the tail ends of the bottom plate (2) and the cover plate (14), two connecting rod pliers and a pull block (3) which are oppositely arranged are arranged between the bottom plate (2) and the cover plate (14), one end of the pull block (3) extends out of the handles (5), and racks (6) are arranged on two sides of the other end of the pull block (3); the connecting rod pliers comprise special-shaped pliers arms (11) and two first rod bodies (9) and a second rod body (10) which are parallel to each other, each special-shaped pliers arm (11) comprises an arm body (1101) and a connecting end (1102), the two arm bodies (1101) which are arranged oppositely are arranged in parallel, the arm bodies (1101) and the connecting ends (1102) are in a V shape, a disc (8) is arranged at the tail end of each first rod body (9), a gear (7) which is meshed with a rack (6) is arranged on each disc (8), one end of each second rod body (10) and the middle of each disc (8) are hinged between a base plate (2) and a cover plate (14) through a bolt, one end of each second rod body (10) far away from each disc (8) through the first rod body (9) is hinged on the connecting end (1102), a limiting block (1) which extends outwards is arranged in the thickness direction of a drawing block (3), and limiting blocks (1) are arranged on the base plate (2) and the cover plate (14) in the length direction along which the drawing block (3) The limiting block (1) penetrates through the limiting strip groove (15) and can move back and forth in the limiting strip groove (15).

2. The mechanical extractable connecting rod claw according to claim 1, wherein anti-slip teeth (13) for clamping are provided between the opposite faces of the two arms (1101).

3. The mechanical extractable connecting rod claw according to claim 2, wherein the number of the anti-slip teeth (13) is plural and is uniformly distributed along the length direction of the arm body (1101).

4. The pull-out connecting rod gripper as claimed in claim 1, characterized in that the cover plate (14) is provided with a hand screw (12) for locking the pull block (3), and the cover plate (14) is provided with a threaded through hole which is matched with the hand screw (12).

5. The mechanical claw with drawing type connecting rod as claimed in claim 1, wherein the end of the drawing block (3) is provided with a pull ring (4).