CN219027215U

CN219027215U - Clamping structure

Info

Publication number: CN219027215U
Application number: CN202223541098.0U
Authority: CN
Inventors: 王小松; 向沅
Original assignee: Foshan Power Cafu Zhiyuan Audio Technology Co ltd
Current assignee: Foshan Power Cafu Zhiyuan Audio Technology Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-05-16
Anticipated expiration: 2032-12-29

Abstract

The utility model discloses a clamping structure, which comprises a base, wherein the top of the base is fixedly connected with a shell, the inside of the shell is rotationally connected with a screw rod, one end of the screw rod is fixedly connected with a handle, the other end of the screw rod is rotationally connected with a fixing plate, and the fixing plate is fixedly connected with the base; the beneficial effects achieved by the utility model are as follows: can drive the spacing groove block on gag lever post and the rolling disc under the elasticity effect of spring to inject the rotation of lead screw, make the lead screw only can forward rotation and unable reverse rotation, reached and prevented that the lead screw from reversing the not hard up condition of appearance in the spare part course of working, only need promote the movable rod when reversing the lead screw, movable rod extrusion gag lever post breaks away from with the spacing groove can, can rotate the adjustment to the grip block on the mount pad as required, one side of grip block is the straight face, and the opposite side is the concave surface, conveniently carries out the centre gripping to general spare part and tubulose spare part, has promoted the adaptability.

Description

Clamping structure

Technical Field

The utility model relates to the technical field of clamping structures, in particular to a clamping structure.

Background

Bench vice, also called vice, bench vice. Bench vices are universal fixtures used to hold work pieces. The device is arranged on a workbench and used for clamping and stabilizing a processed workpiece, and is a necessary tool in a bench work shop.

When processing spare part, often need to use the clamping structure to carry out the centre gripping fixed to the spare part, such clamping structure is mostly bench vice, use the bench vice to press from both sides tight back to the spare part, the workman carries out the processing again to the spare part, but the in-process of processing can always produce vibrations for the lead screw on the bench vice can be because vibrations and the condition that reverses appears, cause the centre gripping of bench vice to produce not hard up easily, in case the spare part in the loose processing process will remove, lead to spare part processing damage, unable normal use, traditional bench vice grip block is a straight face moreover, can't carry out the centre gripping to the spare part of tubular structure, the adaptability is also lower.

Disclosure of Invention

The present utility model is directed to a clamping structure for solving the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a clamping structure, includes the base, the top fixedly connected with casing of base, the inside rotation of casing is connected with the lead screw, the one end fixedly connected with handle of lead screw, the other end rotation of lead screw is connected with the fixed plate, fixed plate and base fixed connection, the outside of lead screw just is located the screw thread connection between casing and the fixed plate and has the fly leaf, the inside of casing just is located the top sliding connection of lead screw has the fly leaf, the inside of casing just is located one side fixedly connected with dead lever of fly leaf, the outside sliding connection of dead lever has the gag lever post, the outside of dead lever post just is located the cover and is equipped with the spring between casing and the gag lever post, the one end and the casing fixed connection of spring, the other end and the gag lever post fixed connection of spring, the outside fixedly connected with rolling disc of lead screw, the spacing groove with the gag lever post cooperation use has been seted up to the inside of rolling disc.

Preferably, the outside of fixed plate and fly leaf is equal fixedly connected with mount pad, the inside rotation of mount pad is connected with the grip block, the outside fixedly connected with pivot of grip block, the pivot rotates with the mount pad to be connected, the inside sliding connection of pivot has the knob, fixedly connected with extension spring between knob and the pivot, one side fixedly connected with locating lever that the outside of knob is close to the mount pad, the constant head tank that uses with the locating lever cooperation has been seted up to the inside of mount pad, the constant head tank is two altogether the constant head tank is symmetric distribution.

Preferably, rubber gaskets are fixedly connected to the corresponding two side edges of the clamping block.

Preferably, the inside of base has been seted up the spout, the inside fixedly connected with guide bar of spout, the outside sliding connection of guide bar has the slider, slider and fly leaf fixed connection, the lateral wall of slider is laminated with the inside wall of spout.

Preferably, both ends of the movable rod are fixedly connected with baffles.

Preferably, the cross sections of the fixing rod and the knob are square structures.

The beneficial effects achieved by the utility model are as follows: through the base, the casing, the lead screw, the handle, the fixed plate, the fly leaf, the movable rod, the dead lever, the gag lever post, the spring, rolling disc and spacing groove, can drive the gag lever post and the spacing groove block on the rolling disc under the elasticity effect of spring, thereby inject the rotation of lead screw, make the lead screw only can forward rotation and can't reverse rotation, the condition that the lead screw is reverse rotation to appear in preventing spare part course of working is not hard up has been reached, only need promote the movable rod when needing to reverse the lead screw, movable rod extrusion gag lever post breaks away from with the spacing groove can, through the mount pad that sets up, the grip block, the rubber gasket, the pivot, the knob, the extension spring, locating lever and constant head tank, can rotate the adjustment as required on the mount pad, one side of grip block is the straight face, the opposite side is the concave surface, conveniently carry out the centre gripping to general spare part and tubulose spare part, the adaptability has been promoted.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the housing of the present utility model;

FIG. 3 is a schematic view of the structure of the clamping block of the present utility model;

FIG. 4 is a schematic cross-sectional view of a spindle of the present utility model;

FIG. 5 is a schematic view of the structure of the stop lever of the present utility model;

fig. 6 is a schematic structural view of the movable bar of the present utility model.

In the figure: 1. a base; 2. a housing; 3. a screw rod; 4. a handle; 5. a fixing plate; 6. a movable plate; 7. a movable rod; 8. a fixed rod; 9. a limit rod; 10. a spring; 11. a rotating disc; 12. a limit groove; 13. a mounting base; 14. a clamping block; 15. a rubber gasket; 16. a rotating shaft; 17. a knob; 18. a tension spring; 19. a positioning rod; 20. a positioning groove; 21. a baffle; 22. a chute; 23. a guide rod; 24. a sliding block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 6, the present utility model provides a technical solution:

the utility model provides a clamping structure, including base 1, the top fixedly connected with casing 2 of base 1, the inside rotation of casing 2 is connected with lead screw 3, the one end fixedly connected with handle 4 of lead screw 3, the other end rotation of lead screw 3 is connected with fixed plate 5, fixed plate 5 and base 1 fixed connection, the outside of lead screw 3 just is located between casing 2 and fixed plate 5 threaded connection has fly leaf 6, the inside of casing 2 just is located the top sliding connection of lead screw 3 has fly leaf 7, can upwards extrude gag lever post 9 through pushing up fly leaf 7 for gag lever post 9 breaks away from with spacing groove 12 on the rolling disc 11, can carry out reverse rotation to lead screw 3 at this moment; the inside of casing 2 and be located one side fixedly connected with dead lever 8 of movable rod 7, the outside sliding connection of dead lever 8 has gag lever post 9, the outside of dead lever 8 just is located the cover between casing 2 and the gag lever post 9 and is equipped with spring 10, spring 10's one end and casing 2 fixed connection, spring 10's the other end and gag lever post 9 fixed connection, the outside fixedly connected with rolling disc 11 of lead screw 3, spacing groove 12 that cooperatees with gag lever post 9 to use has been seted up to rolling disc 11's inside, when spring 10's elasticity drive gag lever post 9 and spacing groove 12 block, can prescribe a limit to the rotation of lead screw 3 through rolling disc 11, make lead screw 3 only can forward rotation and can't reverse rotation, the condition that lead screw 3 received vibrations influence and reverse when having reached when preventing processing spare part, can not become flexible when guaranteeing spare part processing.

The fixing plate 5 and the movable plate 6 are fixedly connected with the mounting seat 13 outside, the clamping block 14 is rotationally connected inside the mounting seat 13, the rotating shaft 16 is rotationally connected with the mounting seat 13, the knob 17 is slidingly connected inside the rotating shaft 16, the tension spring 18 is fixedly connected between the knob 17 and the rotating shaft 16, the positioning rod 19 is fixedly connected to one side, close to the mounting seat 13, of the outer part of the knob 17, the positioning grooves 20 matched with the positioning rod 19 are formed in the mounting seat 13, the two positioning grooves 20 are symmetrically distributed, the positions of the two positioning grooves 20 correspond to two different side surfaces on the clamping block 14, and as one side of the clamping block 14 is a straight surface and is used for clamping common parts, the other side of the clamping block 14 is a concave surface and is used for clamping tubular parts, the positions of the two side surfaces of the clamping block 14 can be fixed through the positioning rod 19 and the positioning groove 20, and the clamping of different parts is convenient; rubber gaskets 15 are fixedly connected to the two corresponding side edges of the clamping block 14 and used for increasing friction force between the clamping block 14 and the parts and ensuring stability; the inside of the base 1 is provided with a chute 22, the inside of the chute 22 is fixedly connected with a guide rod 23, the outside of the guide rod 23 is slidably connected with a slide block 24, the slide block 24 is fixedly connected with the movable plate 6, the outer side wall of the slide block 24 is attached to the inner side wall of the chute 22 and used for limiting the moving position of the movable plate 6, and meanwhile, the stability of the movable plate 6 during moving is improved; the two ends of the movable rod 7 are fixedly connected with the baffle plates 21, so that the movable rod 7 can be pushed more conveniently; the cross sections of the fixing rod 8 and the knob 17 are square structures, and the limiting effect is achieved.

Specifically, when the screw rod 3 is used, the clamping block 14 on the mounting seat 13 is adjusted according to the shape of a part to be processed, the knob 17 is pulled outwards, the knob 17 drives the positioning rod 19 to be separated from the positioning groove 20, the knob 17 is rotated for one hundred eighty degrees, the positioning rod 19 on the knob 17 can be rotated to one side of the opposite positioning groove 20, the knob 17 is loosened, the tension spring 18 drives the positioning rod 19 to be combined with the positioning groove 20 through the knob 17, the screw rod 3 is rotated forward through the handle 4, at the moment, the screw rod 3 drives the movable plate 6 to move towards the direction close to the fixed plate 5, thereby clamping the part, the limiting rod 9 is always clamped with the limiting groove 12 on the rotating disc 11 under the elastic force of the spring 10 in the process, the screw rod 3 is ensured not to be reversed, the movable rod 7 is pushed from one side of the shell 2 through the baffle 21, the movable rod 7 is extruded upwards and is clamped with the limiting rod 9 to be separated from the limiting groove 12, the screw rod 3 can be reversed, and the movable rod 7 is pushed from the other side of the shell 2 through the baffle 21 after the operation.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," "fourth" may explicitly or implicitly include at least one such feature.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a clamping structure, includes base (1), the top fixedly connected with casing (2) of base (1), the inside rotation of casing (2) is connected with lead screw (3), the one end fixedly connected with handle (4) of lead screw (3), the other end rotation of lead screw (3) is connected with fixed plate (5), fixed plate (5) and base (1) fixed connection, the outside of lead screw (3) just is located between casing (2) and fixed plate (5) threaded connection has fly leaf (6), its characterized in that: inside and the top sliding connection that is located lead screw (3) of casing (2) have movable rod (7), the inside of casing (2) just is located one side fixedly connected with dead lever (8) of movable rod (7), the outside sliding connection of dead lever (8) has gag lever post (9), the outside of dead lever (8) just is located between casing (2) and gag lever post (9) and is equipped with spring (10), the one end and the casing (2) fixed connection of spring (10), the other end and gag lever post (9) fixed connection of spring (10), the outside fixedly connected with rolling disc (11) of lead screw (3), limiting groove (12) with gag lever post (9) cooperation use have been seted up to the inside of rolling disc (11).

2. A clamping structure according to claim 1, wherein: the utility model discloses a fixing device for a motor vehicle, including fixed plate (5) and fly leaf (6), the outside of fixed plate (5) and fly leaf (6) is equal fixedly connected with mount pad (13), the inside rotation of mount pad (13) is connected with grip block (14), the outside fixedly connected with pivot (16) of grip block (14), pivot (16) are connected with mount pad (13) rotation, the inside sliding connection of pivot (16) has knob (17), fixedly connected with extension spring (18) between knob (17) and pivot (16), one side fixedly connected with locating lever (19) that the outside of knob (17) is close to mount pad (13), constant head tank (20) that use with the cooperation of locating lever (19) have been seted up to the inside of mount pad (13), constant head tank (20) are two altogether, two constant head tank (20) are the symmetric distribution.

3. A clamping structure according to claim 2, characterized in that: rubber gaskets (15) are fixedly connected to the two corresponding side edges of the clamping block (14).

4. A clamping structure according to claim 1, wherein: the novel sliding chute is characterized in that a sliding chute (22) is formed in the base (1), a guide rod (23) is fixedly connected to the inside of the sliding chute (22), a sliding block (24) is connected to the outside of the guide rod (23) in a sliding mode, the sliding block (24) is fixedly connected with the movable plate (6), and the outer side wall of the sliding block (24) is attached to the inner side wall of the sliding chute (22).

5. A clamping structure according to claim 1, wherein: both ends of the movable rod (7) are fixedly connected with baffle plates (21).

6. A clamping structure according to claim 2, characterized in that: the cross sections of the fixing rod (8) and the knob (17) are square structures.