CN113146494A - Adjustable hem energetically clamp - Google Patents
Adjustable hem energetically clamp Download PDFInfo
- Publication number
- CN113146494A CN113146494A CN202110454956.9A CN202110454956A CN113146494A CN 113146494 A CN113146494 A CN 113146494A CN 202110454956 A CN202110454956 A CN 202110454956A CN 113146494 A CN113146494 A CN 113146494A
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- clamping
- handle
- head
- hole
- mounting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B7/00—Pliers; Other hand-held gripping tools with jaws on pivoted limbs; Details applicable generally to pivoted-limb hand tools
- B25B7/02—Jaws
- B25B7/04—Jaws adjustable
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
The invention discloses an adjustable flanging large-force clamp which comprises a fixed handle, a movable handle, a first clamping assembly and a second clamping assembly, wherein the movable handle is arranged below the fixed handle, the first clamping assembly is arranged at the left ends of the fixed handle and the movable handle, two first positioning bolts are in threaded connection with a first connecting rod, clamping heads are fixedly arranged at the other ends of mounting lugs, the second clamping assembly is arranged at the left ends of the fixed handle and the movable handle, and two second positioning bolts are in threaded connection with a second connecting rod. This adjustable hem energetically clamps is provided with head rod, first positioning bolt, second connecting rod and second positioning bolt, and when using first centre gripping subassembly, the head rod is realized fixing through first positioning bolt, and when using second centre gripping subassembly, the second connecting rod is realized fixing through second positioning bolt, adjusts the position of installation as required, is convenient for carry out the centre gripping to the object of equidimension not.
Description
Technical Field
The invention relates to the technical field of large-force clamps, in particular to an adjustable edge-folding large-force clamp.
Background
The pliers are mainly used for riveting, welding, grinding and other processing of clamping parts, and are characterized in that the jaw can be locked and generate a large clamping force, so that the clamped parts cannot be loosened, and the pliers can also be used as a wrench.
In the existing locking pliers, most of the locking pliers can only clamp small objects, the clamping range is limited, different objects are not convenient to clamp, and when the locking pliers clamp objects in different shapes, the surfaces of the objects can be damaged, so that the existing pliers structure needs to be improved.
Disclosure of Invention
The invention aims to provide an adjustable large-force edge folding clamp, which aims to solve the problems that most of the existing large-force clamps in the background technology can only clamp small objects, the clamping range is limited, different objects are inconvenient to clamp, and the surfaces of the objects can be damaged when the objects in different shapes are clamped.
In order to achieve the purpose, the invention provides the following technical scheme: an adjustable edge-folding large-force clamp comprises a fixed handle, a movable handle, a first clamping component and a second clamping component,
the fixed handle comprises a fixed clamp arm, a first mounting head, a screw rod, a limiting nut, a rotating head, a first through hole, a fixed mounting hole and a first rotating connecting hole, the fixed clamp arm is mounted above the left side of the fixed handle through the fixed mounting hole, the first mounting head is fixedly mounted on the left side of the fixed clamp arm, the screw rod is arranged on the right side of the fixed handle, the limiting nut is connected to the left side of the screw rod in a threaded manner, the rotating head is fixedly mounted on the right side of the screw rod, and the first through hole is formed in the rotating head;
the movable handle comprises a movable clamping arm, a second rotating connecting hole, a third rotating connecting hole, a second through hole, a tension spring, a second mounting head, a releaser and a supporting rod, the movable handle is arranged below the fixed handle, the left end of the movable handle is rotatably mounted with the movable clamping arm through the second rotating connecting hole, the left side of the movable clamping arm is fixedly mounted with the second mounting head, the right side of the movable clamping arm is provided with the second through hole, the upper middle part of the movable handle is rotatably mounted with the supporting rod through the third rotating connecting hole, and the upper right side of the movable handle is mounted with the releaser;
the clamping device comprises a first clamping assembly, a second clamping assembly and a clamping head, wherein the first clamping assembly comprises a first connecting rod, first positioning bolts, mounting lugs, a fourth rotating connecting hole, a clamping head and anti-skid threads;
the second clamping assembly comprises a second connecting rod, a second positioning bolt, an arc-shaped chuck and a gasket, the second clamping assembly is installed at the left end of the fixed handle and the movable handle, the second connecting rod is connected with the two second positioning bolts through threads, and the tail end of the second connecting rod is fixedly connected with the arc-shaped chuck.
Preferably, the first mounting head and the second mounting head are both provided with mounting holes.
Preferably, a rotation rod is inserted into the first through hole.
Preferably, a first rotating connecting hole is formed in the lower portion of the left side of the fixed handle, and the lower portion of the left side of the fixed handle is rotatably connected with the upper portion of the right end of the movable clamping arm through the first rotating connecting hole.
Preferably, the left end of a tension spring is installed in the second through hole, and the right end of the tension spring is fixedly connected with the inner side below the fixed handle.
Preferably, the right end of the supporting rod is arranged on the right side below the fixed handle in a sliding mode, and the sliding range of the right end of the supporting rod can be changed through rotation of the screw rod.
Preferably, the first clamping components are provided with two groups, and the first clamping components are fixedly mounted on the first mounting head and the second mounting head respectively through first positioning bolts when in use.
Preferably, the second clamping components are provided with two groups, and the second clamping components are fixedly mounted on the first mounting head and the second mounting head respectively through second positioning bolts when in use.
Preferably, the other side of the clamping head is provided with anti-slip lines, and a gasket is embedded on the other side of the arc-shaped clamping head.
Compared with the prior art, the invention has the beneficial effects that: the adjustable edge-folding large-force clamp,
(1) the clamping device is provided with a first connecting rod, a first positioning bolt, a second connecting rod and a second positioning bolt, when the first clamping assembly is used, the first connecting rod is fixed through the first positioning bolt, when the second clamping assembly is used, the second connecting rod is fixed through the second positioning bolt, and the installation position is adjusted as required, so that objects with different sizes can be clamped conveniently;
(2) the clamping device is provided with the first connecting rod and the mounting lugs, when square objects with different sizes are clamped, a certain gap exists between the clamping head and the clamped object due to the rotation of the clamping mode of the device, and the first connecting rod and the mounting lugs are rotationally connected through the fourth rotating connecting hole, so that the mounting lugs can rotate in a small range in the clamping process, the clamping head is tightly attached to the clamped square objects, and the clamping effect is improved;
(3) the clamping head and the arc-shaped chuck are arranged, when a square object is clamped, the first clamping assembly is arranged on the device, then the object is clamped through the clamping head, when a round object is clamped, the second clamping assembly is arranged on the device, then the arc-shaped chuck is used for clamping, the applicability of the device is improved conveniently, and the cost for purchasing a plurality of clamping tools is reduced;
(4) be provided with anti-skidding line and gasket, anti-skidding line can increase the holding head and by the friction of centre gripping object when using first centre gripping subassembly centre gripping, improves centre gripping efficiency, and when using the centre gripping of second centre gripping subassembly, the gasket can play the guard action to the surface of circular object, prevents to cause the damage to the object surface.
Drawings
FIG. 1 is a front view of the stationary handle, the movable handle and the first clamping assembly of the present invention;
FIG. 2 is an enlarged schematic view of the structure at the position A of the present invention;
FIG. 3 is an enlarged view of the structure of the present invention at B;
FIG. 4 is a front view of the stationary handle, the movable handle and the second clamping assembly of the present invention;
FIG. 5 is a front view of the fixed handle and the movable handle of the present invention;
FIG. 6 is a top view of the fixed handle of the present invention.
In the figure: 1. the clamping device comprises a fixed handle, 101, a fixed clamping arm, 102, a first mounting head, 103, a screw rod, 104, a limiting nut, 105, a rotating head, 106, a first through hole, 107, a fixed mounting hole, 108, a first rotating connecting hole, 2, a movable handle, 201, a movable clamping arm, 202, a second rotating connecting hole, 203, a third rotating connecting hole, 204, a second through hole, 205, a tension spring, 206, a second mounting head, 207, a releaser, 208, a supporting rod, 3, a first clamping component, 301, a first connecting rod, 302, a first positioning bolt, 303, a mounting lug, 304, a fourth rotating connecting hole, 305, a clamping head, 306, an anti-skid thread, 4, a second clamping component, 401, a second connecting rod, 402, a second positioning bolt, 403, an arc-shaped clamping head, 404, a gasket, 5, a rotating rod, 6 and a mounting hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: an adjustable large-force flanging clamp is disclosed, as shown in fig. 1, fig. 3, fig. 5 and fig. 6, a fixed handle 1 comprises a fixed clamping arm 101, a first mounting head 102, a screw 103, a limiting nut 104, a rotating head 105, a first through hole 106, a fixed mounting hole 107 and a first rotating connecting hole 108, the fixed clamping arm 101 is mounted on the upper left side of the fixed handle 1 through the fixed mounting hole 107, the first mounting head 102 is fixedly mounted on the left side of the fixed clamping arm 101, mounting holes 6 are respectively formed in the first mounting head 102 and the second mounting head 206, so as to facilitate mounting of different clamping components, the screw 103 is arranged on the right side of the fixed handle 1, the limiting nut 104 is in threaded connection with the left side of the screw 103, the rotating head 105 is fixedly mounted on the right side of the screw 103, the first through hole 106 is formed in the rotating head 105, a rotating rod 5 is inserted into the first through hole 106, so as to facilitate the rotation of the rotating head 105 driven by the rotating rod 5, the left lower part of the fixed handle 1 is provided with a first rotating connecting hole 108, the left lower part of the fixed handle 1 is rotatably connected with the upper part of the right end of the movable clamping arm 201 through the first rotating connecting hole 108, which is beneficial for the movable clamping arm 201 to rotate around the first rotating connecting hole 108, thereby completing the clamping process, the movable handle 2 comprises a movable clamping arm 201, a second rotating connecting hole 202, a third rotating connecting hole 203, a second through hole 204, a tension spring 205, a second mounting head 206, a releaser 207 and a support rod 208, the movable handle 2 is arranged below the fixed handle 1, the left end of the movable handle 2 is rotatably provided with the movable clamping arm 201 through the second rotating connecting hole 202, the left side of the movable clamping arm 201 is fixedly provided with the second mounting head 206, the right side of the movable clamping arm 201 is provided with the second through hole 204, the left end of the tension spring 205 is arranged in the second through hole 204, the right end of the tension spring 205 is fixedly connected with the inner side of the lower part of the fixed handle 1, the installation of the extension spring 205 of being convenient for, the bracing piece 208 is installed through the rotation of third rotation connecting hole 203 in the middle part upper side of movable handle 2, the right-hand member of bracing piece 208 is on the below right side of fixed handle 1 at slidable mounting, the rotation of screw rod 103 can change the sliding range of bracing piece 208 right-hand member, be favorable to adjusting movable handle 2's rotational position through the sliding range that changes the bracing piece 208 right-hand member, and then the centre gripping distance of adjustment activity arm lock 201, relaxor 207 is installed to movable handle 2's right side top.
According to fig. 1, 2 and 4, the first clamping assembly 3 comprises a first connecting rod 301, a first positioning bolt 302, a mounting lug 303, a fourth rotating connecting hole 304, a clamping head 305 and an anti-slip thread 306, two sets of the first clamping assembly 3 are provided, the first clamping assembly 3 is fixedly mounted on the first mounting head 102 and the second mounting head 206 respectively through the first positioning bolt 302 when in use, so as to clamp a square object through the first clamping assembly 3, the first clamping assembly 3 is mounted at the left ends of the fixed handle 1 and the movable handle 2, two first positioning bolts 302 are in threaded connection with the first connecting rod 301, the mounting lug 303 is rotatably connected to the tail end of the first connecting rod 301 through the fourth rotating connecting hole 304, the clamping head 305 is fixedly mounted at the other end of the mounting lug 303, the anti-slip thread 306 is arranged at the other side of the clamping head 305, a gasket 404 is inlaid at the other side of the arc-shaped clamping head 403, be convenient for increase the friction of clamping head 305 and object through anti-skidding line 306, improve centre gripping efficiency, the design of gasket 404 can prevent when arc chuck 403 from the centre gripping, cause the damage to circular object, second centre gripping subassembly 4 includes second connecting rod 401, second positioning bolt 402, arc chuck 403 and gasket 404, second centre gripping subassembly 4 is provided with two sets ofly, second centre gripping subassembly 4 is fixed mounting respectively on first installation head 102 and second installation head 206 through second positioning bolt 402 when using, be convenient for carry out the centre gripping to circular object through second centre gripping subassembly 4, the left end at fixed handle 1 and movable handle 2 is installed to second centre gripping subassembly 4, threaded connection has two second positioning bolt 402 on the second connecting rod 401, the terminal fixedly connected with arc chuck 403 of second connecting rod 401.
The working principle is as follows: when the adjustable large-force flanging clamp is used, firstly, according to the shape of a clamped object, a first clamping component 3 or a second clamping component 4 is selected to be used, when the first clamping component 3 is used for clamping a square object, two first connecting rods 301 are respectively inserted into mounting holes 6 of a first mounting head 102 and a second mounting head 206, then the positions of the first connecting rods 301 are fixed through a first positioning bolt 302, then a fixed handle 1 and a movable handle 2 are tightly held, the right end of a supporting rod 208 slides rightwards in the fixed handle 1, when the right end slides to the rightmost end to be clamped, the movable handle 2 rotates by taking a third rotating connecting hole 203 as the center of a circle, so that the left end of the movable handle 2 drives a movable clamping arm 201 to rotate clockwise by taking the first rotating connecting hole 108 as the center of a circle through the second rotating connecting hole 202 to clamp the square object, when the sizes of the objects are different, a rotating head 105 is rotated through a rotating rod 5, the sliding range of the right end of the supporting rod 208 in the fixed handle 1 is changed, the maximum sliding position of the supporting rod 208 is changed, and further the position of the movable handle 2 rotating around the third rotating connecting hole 203 is changed, so that when the movable handle 2 is closed to the minimum, the position of the movable clamping arm 201 is changed, at this time, a certain gap is formed between the clamping head 305 and the clamped object, the mounting lug 303 rotates with a small amplitude with the first connecting rod 301 through the fourth rotating connecting hole 304, so that the clamping head 305 continues to be tightly attached to the clamped object, the anti-slip threads 306 on the clamping head 305 increase friction, the clamping efficiency is improved, when the second clamping component 4 is used for clamping a round object, the second connecting rod 401 is respectively fixed on the first mounting head 102 and the second mounting head 206 through the second positioning bolt 402, then the movable handle 2 is closed, the arc-shaped clamps 403 are then closed to each other, and the gaskets 404 embedded on the arc-shaped clamps 403 protect the round objects from damaging the surfaces of the objects, which is well known in the art and not described in detail in this specification.
The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for simplicity of description only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be considered limiting of the claimed invention.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides an adjustable hem energetically presss from both sides pincers, includes fixed handle (1), activity handle (2), first centre gripping subassembly (3) and second centre gripping subassembly (4), its characterized in that:
the fixing handle (1), the fixing handle (1) comprises a fixing clamping arm (101), a first mounting head (102), a screw (103), a limiting nut (104), a rotating head (105), a first through hole (106), a fixing mounting hole (107) and a first rotating connecting hole (108), the fixing clamping arm (101) is mounted above the left side of the fixing handle (1) through the fixing mounting hole (107), the first mounting head (102) is fixedly mounted on the left side of the fixing clamping arm (101), the screw (103) is arranged on the right side of the fixing handle (1), the limiting nut (104) is in threaded connection with the left side of the screw (103), the rotating head (105) is fixedly mounted on the right side of the screw (103), and the first through hole (106) is formed in the rotating head (105);
the movable handle (2), the movable handle (2) comprises a movable clamping arm (201), a second rotating connecting hole (202), a third rotating connecting hole (203), a second through hole (204), a tension spring (205), a second mounting head (206), a loosening device (207) and a supporting rod (208), the movable handle (2) is arranged below the fixed handle (1), the left end of the movable handle (2) is rotatably provided with a movable clamping arm (201) through a second rotating connecting hole (202), a second mounting head (206) is fixedly mounted on the left side of the movable clamping arm (201), a second through hole (204) is arranged on the right side of the movable clamping arm (201), a support rod (208) is rotatably arranged on the upper middle part of the movable handle (2) through a third rotating connecting hole (203), a relaxor (207) is arranged above the right side of the movable handle (2);
the clamping device comprises a first clamping assembly (3), wherein the first clamping assembly (3) comprises a first connecting rod (301), first positioning bolts (302), mounting lugs (303), a fourth rotating connecting hole (304), clamping heads (305) and anti-skidding threads (306), the first clamping assembly (3) is mounted at the left ends of a fixed handle (1) and a movable handle (2), the first connecting rod (301) is in threaded connection with the two first positioning bolts (302), the tail end of the first connecting rod (301) is rotatably connected with the mounting lugs (303) through the fourth rotating connecting hole (304), and the clamping heads (305) are fixedly mounted at the other end of the mounting lugs (303);
second centre gripping subassembly (4), second centre gripping subassembly (4) include second connecting rod (401), second positioning bolt (402), arc chuck (403) and gasket (404), the left end at fixed handle (1) and activity handle (2) is installed in second centre gripping subassembly (4), threaded connection has two second positioning bolt (402) on second connecting rod (401), the terminal fixedly connected with arc chuck (403) of second connecting rod (401).
2. An adjustable hemming working tong according to claim 1 wherein: the first mounting head (102) and the second mounting head (206) are both provided with mounting holes (6).
3. An adjustable hemming working tong according to claim 1 wherein: a rotating rod (5) is inserted into the first through hole (106).
4. An adjustable hemming working tong according to claim 1 wherein: first rotation connecting hole (108) have been seted up to the left side below of fixed handle (1), the left side below of fixed handle (1) is rotated through first rotation connecting hole (108) and the right-hand member top of activity arm lock (201) and is connected.
5. An adjustable hemming working tong according to claim 1 wherein: the left end of a tension spring (205) is installed in the second through hole (204), and the right end of the tension spring (205) is fixedly connected with the inner side of the lower portion of the fixed handle (1).
6. An adjustable hemming working tong according to claim 1 wherein: the right end of the supporting rod (208) is arranged on the right side below the fixed handle (1) in a sliding mode, and the sliding range of the right end of the supporting rod (208) can be changed through rotation of the screw rod (103).
7. An adjustable hemming working tong according to claim 1 wherein: the first clamping components (3) are arranged in two groups, and the first clamping components (3) are fixedly mounted on the first mounting head (102) and the second mounting head (206) respectively through first positioning bolts (302) when in use.
8. An adjustable hemming working tong according to claim 1 wherein: the second clamping components (4) are arranged in two groups, and when in use, the second clamping components (4) are fixedly installed on the first installation head (102) and the second installation head (206) respectively through second positioning bolts (402).
9. An adjustable hemming working tong according to claim 1 wherein: the other side of the clamping head (305) is provided with anti-slip threads (306), and the other side of the arc-shaped clamping head (403) is inlaid with a gasket (404).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110454956.9A CN113146494A (en) | 2021-04-26 | 2021-04-26 | Adjustable hem energetically clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110454956.9A CN113146494A (en) | 2021-04-26 | 2021-04-26 | Adjustable hem energetically clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113146494A true CN113146494A (en) | 2021-07-23 |
Family
ID=76871001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110454956.9A Pending CN113146494A (en) | 2021-04-26 | 2021-04-26 | Adjustable hem energetically clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113146494A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI787079B (en) * | 2022-02-09 | 2022-12-11 | 吳明杰 | clamp |
-
2021
- 2021-04-26 CN CN202110454956.9A patent/CN113146494A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI787079B (en) * | 2022-02-09 | 2022-12-11 | 吳明杰 | clamp |
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