Replaceable jaw and pliers

Abstract

The utility model discloses a replaceable jaw, which comprises a connecting seat and a jaw head, an inner cavity of the connecting seat is provided with a mounting mechanism for replacing the jaw, one end of the connecting seat is provided with a connecting mechanism convenient for connecting the jaw head, one end of the connecting seat is provided with the jaw head, the mounting mechanism comprises a baffle plate, and the baffle plate is provided with a baffle plate. The baffle is slidably connected to an inner cavity of the connecting base, a first spring is welded to the top of the baffle, and a connecting rod is fixedly mounted at the top of the baffle; according to the utility model, through the arrangement of the mounting mechanism and the connecting mechanism, the jaw, namely the plier head, can be conveniently replaced, so that the plier does not need to be directly replaced when being damaged, the use cost is reduced, the subsequent replacement and use are facilitated, the operation is simple and convenient, and the practicability is high. By means of the arrangement of the sliding strip and the clamping groove, the tong head and the connecting base can be conveniently connected, the connecting mechanism and the tong head can be conveniently limited and fixed through the mounting mechanism, and dismounting and mounting operation can be conveniently assisted.

Description

Technical Field

[0001] The utility model relates to the technical field of pliers, in particular to replaceable jaws and pliers. Background Art

[0002] Pliers are a kind of manual tool used to clamp and fix workpieces or twist, bend and cut metal wires. In the prior art, pliers need to continue to clamp the next object immediately after use, and traditional pliers need to be reset manually, which greatly affects the speed of clamping objects and reduces work efficiency.

[0003] In view of the above technical problems, for example, a pair of pliers with a reset function is disclosed in the publication number CN108500859A, which realizes the automatic reset function of the pliers, facilitates the pliers to continue to clamp objects, is relatively practical, and is suitable for wide promotion and use;

[0004] The above patent also has the following shortcomings: the jaws of the pliers are easily damaged during long-term use, and different pliers need to be replaced according to different scenarios and usage needs, which not only requires carrying more pliers, but also is not conducive to people's use. Utility Model Content

[0005] The purpose of the utility model is to provide a replaceable jaw and pliers, which have the advantage of convenient replacement of jaws, which can not only reduce the number of pliers carried, but also facilitate direct replacement of the jaws when the jaws are damaged, without the need to replace new pliers, thereby reducing unnecessary waste. At the same time, only the same and different jaws need to be carried, so as to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a replaceable jaw, comprising a connecting seat and a jaw head, the inner cavity of the connecting seat is provided with a mounting mechanism for replacing the jaw, one end of the connecting seat is provided with a connecting mechanism for conveniently connecting the jaw head, one end of the connecting seat is provided with the jaw head, the mounting mechanism comprises a baffle, and the baffle is slidably connected to the inner cavity of the connecting seat;

[0007] A first spring is welded on the top of the baffle, a connecting rod is fixedly installed on the top of the baffle, the connecting rod is located inside the first spring, a cover plate is fixedly installed on the top of the first spring and the connecting rod, a pull rod is fixedly installed on the top of the cover plate, a top plate is fixedly installed on the bottom of the pull rod, a slider is fixedly installed on the bottom of the top plate, a block is fixedly installed on the bottom of the slider, and a slide groove is provided at one end of the connecting seat

[0008] Preferably, the sliding block is slidably connected to the inside of the sliding groove, the first spring is located in the inner cavity of the connecting seat, and the top end of the connecting rod passes through the top of the connecting seat.

[0009] Preferably, the connection mechanism comprises a slide bar and a slot, the slide bar is slidably connected to the inside of the slide slot, and the slot is provided on the top of the slide bar.

[0010] Preferably, the clamp block is inserted into the clamp slot, and one side of the slide bar is fixed to the clamp head.

[0011] Preferably, a clamping groove is provided at one end of the inner side wall of the pliers head, a wire stripping groove is provided in the middle of the inner side wall of the pliers head, and a wire cutting edge is provided at the other end of the inner side wall of the pliers head.

[0012] A pair of pliers comprises the replaceable jaws, a self-opening mechanism and a limiting ring, wherein the self-opening mechanism is arranged inside the pliers, and the limiting ring is rotatably connected to one end outside the gripping part of the pliers.

[0013] Preferably, the self-opening mechanism comprises a mounting block and a second spring, wherein the mounting block is fixedly mounted on the inner side wall of the gripping portion of the pliers, and the second spring is welded to the inner side of the mounting block.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The utility model has the advantage of facilitating the replacement of the jaws, that is, the pliers head, by arranging the mounting mechanism and the connecting mechanism, so as to reduce the need to directly replace the pliers when the pliers are damaged, thereby reducing the use cost and facilitating subsequent replacement and use. At the same time, the operation is simple and convenient. The arrangement of the slide bar and the card slot facilitates the connection of the pliers head and the connecting seat, while the mounting mechanism is conducive to limiting and fixing the connecting mechanism and the pliers head, and conveniently assists in their disassembly and assembly operations.

[0016] Other features and advantages of the utility model will be described in the following description, and partly become apparent from the description, or understood by implementing the utility model. The purpose and other advantages of the utility model can be realized and obtained by the structures indicated in the description and the drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the thread cutting blade of the utility model;

[0019] Figure 3 This is a schematic diagram of the card slot structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the first spring structure of the utility model.

[0021] In the figure: 1. connecting seat; 2. mounting mechanism; 21. baffle; 22. first spring; 23. connecting rod; 24. cover plate; 25. pull rod; 26. top plate; 27. slider; 28. clamping block; 29. ​​slide groove; 3. clamp head; 4. connecting mechanism; 41. slide bar; 42. clamping slot; 5. self-opening mechanism; 51. mounting block; 52. second spring; 6. clamping groove; 7. wire stripping groove; 8. wire cutting edge; 9. limit ring. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] The utility model provides a replaceable jaw and pliers, comprising a connecting seat 1 and a pliers head 3, the inner cavity of the connecting seat 1 is provided with a mounting mechanism 2 for replacing the jaws, one end of the connecting seat 1 is provided with a connecting mechanism 4 for conveniently connecting the pliers head 3, one end of the connecting seat 1 is provided with the pliers head 3, the mounting mechanism 2 comprises a baffle 21, and the baffle 21 is slidably connected to the inner cavity of the connecting seat 1;

[0024] A first spring 22 is welded to the top of the baffle 21, a connecting rod 23 is fixedly installed on the top of the baffle 21, the connecting rod 23 is located inside the first spring 22, a cover plate 24 is fixedly installed on the top of the first spring 22 and the connecting rod 23, a pull rod 25 is fixedly installed on the top of the cover plate 24, a top plate 26 is fixedly installed on the bottom end of the pull rod 25, a slider 27 is fixedly installed on the bottom of the top plate 26, a clamping block 28 is fixedly installed on the bottom of the slider 27, and a slide groove 29 is provided at one end of the connecting seat 1, which is conducive to realizing the advantage of directly replacing the jaws to reduce loss, and the operation is convenient and simple during disassembly and replacement.

[0025] Among them, the slider 27 is slidably connected to the inside of the slide groove 29, the first spring 22 is located in the inner cavity of the connecting seat 1, and the top end of the connecting rod 23 passes through the top of the connecting seat 1, which is conducive to achieving the limiting fixation of the connecting mechanism 4.

[0026] Preferably, the connection mechanism 4 includes a slide bar 41 and a slot 42 . The slide bar 41 is slidably connected to the inside of the slide slot 29 . The top of the slide bar 41 is provided with a slot 42 to facilitate the connection of the connection mechanism 4 .

[0027] The clamp block 28 is inserted into the clamp slot 42 , and one side of the slide bar 41 is fixed to the clamp head 3 , so as to facilitate fixing the clamp head 3 .

[0028] The installation is complete as shown in the figure:

[0029] When it is necessary to disassemble and replace, first pull the pull rod 25 upwards, at this time the pull rod 25 will drive the cover plate 24 and the top plate 26 and the parts at the bottom of the two to move upwards together, and when the cover plate 24 moves upwards, it will pull the baffle plate 21 upwards together through the connecting rod 23, and when the baffle plate 21 moves, it will squeeze the first spring 22 to compress it. At the same time, the top of the first spring 22 is in a fit state with the top of the inner cavity of the connecting seat 1, and the top plate 26 at the other end will drive the slider 27 and the block 28 to move upwards until the slider 27 is out of the slide groove 29, and the block 28 is out of the inside of the slot 42. When the block 28 is at the top of the top of the connecting seat 1, turn the pull rod 25 counterclockwise, and finally pull the clamp head 3 upwards, the clamp head 3 will drive the slide bar 41 and the opened slot 42 to move upwards together, until they are out of the inside of the slide groove 29, and the removal work before replacement is completed;

[0030] During installation, the above disassembly work is completed. At this time, the pre-prepared jaws can be directly installed according to the above disassembly and assembly method, slid into the inside of the slide groove 29, and then the pull rod 25 is pulled and rotated clockwise to align with the upper part of the slide groove 29 and then the tension is released, so that the block 28 is inserted into the inside of the slot 42 to complete the installation and fixation and limit the new jaws, that is, the clamp head 3.

[0031] Furthermore, a clamping groove 6 is provided at one end of the inner wall of the pliers head 3, a wire stripping groove 7 is provided in the middle of the inner wall of the pliers head 3, and a wire cutting edge 8 is provided at the other end of the inner wall of the pliers head 3. The clamping groove 6 is used to clamp objects or materials, and the wire stripping groove 7 serves to assist in wire stripping. In addition, the wire cutting edge 8 is used to shorten the wire.

[0032] A pair of pliers includes replaceable jaws, a self-opening mechanism 5 and a limiting ring 9. The self-opening mechanism 5 is arranged inside the pliers, and the limiting ring 9 is rotatably connected to one end of the outer side of the gripping part of the pliers. Since the pliers have two gripping rods, the limiting ring 9 is rotatably connected to the gripping rod on the right side as shown in the figure, and the limiting ring 9 is directly sleeved on the outer side of the gripping rod on the left side, so that the pliers can be closed and stored in time to reduce the occupied space.

[0033] like Figure 1 As shown, the self-opening mechanism 5 includes a mounting block 51 and a second spring 52. The mounting block 51 is fixedly mounted on the inner wall of the gripping portion of the pliers, and the second spring 52 is welded to the inner side of the mounting block 51. The mounting block 51 facilitates the installation of the second spring 52, and the setting of the second spring 52 facilitates the automatic opening and closing of the pliers, avoiding manual opening and closing of the pliers.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A replaceable jaw, characterized in that: The invention comprises a connecting seat (1) and a pliers head (3), wherein the inner cavity of the connecting seat (1) is provided with a mounting mechanism (2) for replacing the jaws, one end of the connecting seat (1) is provided with a connecting mechanism (4) for conveniently connecting the pliers head (3), one end of the connecting seat (1) is provided with the pliers head (3), and the mounting mechanism (2) comprises a baffle (21), and the baffle (21) is slidably connected to the inner cavity of the connecting seat (1); A first spring (22) is welded to the top of the baffle (21); a connecting rod (23) is fixedly installed on the top of the baffle (21); the connecting rod (23) is located inside the first spring (22); a cover plate (24) is fixedly installed on the top of the first spring (22) and the connecting rod (23); a pull rod (25) is fixedly installed on the top of the cover plate (24); a top plate (26) is fixedly installed on the bottom end of the pull rod (25); a slider (27) is fixedly installed on the bottom of the top plate (26); a block (28) is fixedly installed on the bottom of the slider (27); and a slide groove (29) is provided at one end of the connecting seat (1).

2. A replaceable jaw according to claim 1, characterized in that: The slider (27) is slidably connected to the inside of the slide groove (29), the first spring (22) is located in the inner cavity of the connecting seat (1), and the top end of the connecting rod (23) passes through the top of the connecting seat (1).

3. A replaceable jaw according to claim 1, characterized in that: The connecting mechanism (4) comprises a slide bar (41) and a clamping groove (42); the slide bar (41) is slidably connected to the inside of the slide groove (29); and the top of the slide bar (41) is provided with a clamping groove (42).

4. A replaceable jaw according to claim 3, characterized in that: The clamp block (28) is inserted into the interior of the clamp slot (42), and one side of the slide bar (41) is fixed to the clamp head (3).

5. The replaceable jaws according to claim 1, characterized in that: A clamping groove (6) is provided at one end of the inner side wall of the pliers head (3), a wire stripping groove (7) is provided in the middle of the inner side wall of the pliers head (3), and a wire cutting edge (8) is provided at the other end of the inner side wall of the pliers head (3).

6. A pair of pliers, comprising the replaceable jaws according to any one of claims 1 to 5, characterized in that: It also comprises a self-opening mechanism (5) and a limiting ring (9), wherein the self-opening mechanism (5) is arranged inside the pliers, and the limiting ring (9) is rotatably connected to one end outside the gripping part of the pliers.

7. A pliers according to claim 6, characterized in that: The self-opening mechanism (5) comprises a mounting block (51) and a second spring (52); the mounting block (51) is fixedly mounted on the inner side wall of the gripping portion of the pliers; and the second spring (52) is welded to the inner side of the mounting block (51).

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