CN220313139U - Handheld workpiece clamping mechanism - Google Patents

Abstract

The utility model relates to a handheld workpiece clamping mechanism which comprises a clamping cylinder, a fixing frame and a clamping plate, wherein the clamping cylinder is arranged on one side of the fixing frame along the positive direction of a Y axis, and a driving end on the clamping cylinder is connected with the clamping plate on one side along the negative direction of the Y axis through a cylinder piston rod; a limiting frame is arranged between the cylinder piston rod and the clamping plate, and at least one guide shaft is further connected between the fixing frame and the clamping plate. According to the utility model, the cylinder drives the clamping plate to move towards one side of the fixing frame and clamps the workpiece, so that more labor and time are not required, the clamping effect is good, and the influence on the machining precision and efficiency of the workpiece is reduced; the limiting frame between the fixing frame and the clamping plate can well limit the clamping stroke, and certain damage to the workpiece caused by exceeding the clamping stroke is avoided.

Description

Handheld workpiece clamping mechanism

Technical Field

The utility model relates to the technical field related to workpiece clamping structures, in particular to a handheld workpiece clamping mechanism.

Background

The industry is currently rapidly developing, and in order to process and process a workpiece, firstly, the workpiece is required to be in a stable state and cannot be easily moved, otherwise, the stability and accuracy of the workpiece after processing cannot be completely guaranteed, and therefore, a workpiece clamping mechanism is required.

Through the mass retrieval, found that prior art publication number is CN218534176U, disclose the heavy load clamp structure of hand-held type mantle fiber machine, including pressing the pincers seat, be provided with the interval that compresses tightly on the pincers seat, press the pincers seat to go up the activity and be provided with and press the pincers screw rod, press pincers screw rod lower extreme and be located compress tightly interval upper end department and be provided with the top board, press on the pincers seat and be located compress tightly interval lower extreme department and be provided with the holding down plate, the top board with be provided with anti-rotation mechanism between the pincers seat. The upper end and the lower extreme in the interval of compressing tightly set up to be the top board and the holding down board that have the V-arrangement groove, to the clamping area greatly increased of pipe fitting, press from both sides tight reliability increase, set up the top board and rotate the setting on pressing the pincers screw rod and set up anti-rotation mechanism between top board and the pressing pincers seat, guarantee the reliability and the stability of centre gripping function.

To sum up, in the prior art, a locking device is generally used to clamp a workpiece to provide such a stable state, and after the workpiece reaches a specified position, two operators are generally required to manually fix the workpiece at the specified position by using the locking device, and the workpiece is fixed at the specified position by using the locking device, so that the workpiece cannot be easily moved, and the workpiece is processed. However, the locking pliers have the advantages that more labor and time are needed in the clamping operation, the effect of fixing the locking pliers is poor only by manpower, and the machining precision and efficiency of workpieces are reduced.

In view of the above-mentioned drawbacks, the present inventors have actively studied and innovated to create a hand-held workpiece clamping mechanism that has a more industrially useful value.

Disclosure of Invention

In order to solve the technical problems, the utility model aims to provide a handheld workpiece clamping mechanism.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a handheld workpiece clamping mechanism comprises a clamping cylinder, a fixing frame and a clamping plate, wherein the clamping cylinder is arranged on one side of the fixing frame along the positive direction of a Y axis, and a driving end on the clamping cylinder is connected with the clamping plate on one side along the negative direction of the Y axis through a cylinder piston rod;

a limiting frame is arranged between the cylinder piston rod and the clamping plate, and at least one guide shaft is further connected between the fixing frame and the clamping plate.

As a further improvement of the utility model, a handle is also arranged on the fixing frame.

As a further improvement of the utility model, three guide shafts are connected between the fixing frame and the clamping plate, and a triangular structure is formed among the three guide shafts.

As a further improvement of the utility model, the limit frame is arranged in a triangular structure with a hollow inside.

As a further improvement of the utility model, the limiting frame is arranged in a hard plate-shaped structure.

As a further improvement of the utility model, the limiting frame is arranged in a soft elastic block structure.

By means of the scheme, the utility model has at least the following advantages:

according to the utility model, the cylinder drives the clamping plate to move towards one side of the fixing frame and clamps the workpiece, so that more labor and time are not required, the clamping effect is good, and the influence on the machining precision and efficiency of the workpiece is reduced;

the limiting frame between the fixing frame and the clamping plate can well limit the clamping stroke, and certain damage to the workpiece caused by exceeding the clamping stroke is avoided.

The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and the accompanying drawings.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the structure of the present utility model in a first operating state;

FIG. 2 is a schematic view of the structure of the present utility model in a second operating state;

FIG. 3 is a schematic view of the mating workpiece of FIG. 2;

FIG. 4 is a schematic diagram of the structure of FIG. 1 or FIG. 2;

fig. 5 is a schematic view showing a distribution structure of a plurality of guide shafts on a clamping plate according to another embodiment of the present utility model.

In the drawings, the meaning of each reference numeral is as follows.

The clamping cylinder 1, the fixing frame 2, the handle 3, the cylinder piston rod 4, the clamping plate 5, the guide shaft 6, the limiting frame 7 and the workpiece 8.

Detailed Description

The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.

In order to make the present utility model better understood by those skilled in the art, the following description will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to the accompanying drawings, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without making any inventive effort, are intended to be within the scope of the present utility model.

Examples

As shown in figures 1 to 5 of the drawings,

as shown in fig. 1 to 3, a hand-held workpiece clamping mechanism comprises a clamping cylinder 1, a fixing frame 2 and a clamping plate 5, wherein a handle 3 is further arranged on the fixing frame 2. The clamping cylinder 1 is arranged on one side of the fixing frame 2 along the positive direction of the Y axis, and the driving end of the clamping cylinder 1 is connected with the clamping plate 5 on one side along the negative direction of the Y axis through the cylinder piston rod 4. A limiting frame 7 is arranged between the cylinder piston rod 4 and the clamping plate 5, and at least one guide shaft 6 is also connected between the fixing frame 2 and the clamping plate 5.

In use, the workpiece 8 is clamped at a clamping station formed between the mount 2 and the clamping plate 5.

As shown in fig. 4, the limiting frame 7 is arranged in a triangular structure with a hollow inside. The limiting frame 7 can have the following two cases:

1) The limiting frame 7 is provided for a hard plate-like structure, such as a steel plate, an aluminum plate, etc.

2) The limiting frame 7 is arranged for a soft elastic block structure, such as a rubber block, a silica gel block and the like.

In another embodiment of the present utility model, as shown in fig. 5, three guide shafts 6 are connected between the fixing frame 2 and the clamping plate 5, and a triangle structure is formed between the three guide shafts 6. The stability of the triangle structure is better, and three guide shafts 6 which are distributed in the triangle structure can be used for better auxiliary supporting treatment on the clamping plate 5.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations 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," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected: can be mechanically or electrically connected: the terms are used herein to denote any order or quantity, unless otherwise specified.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and it should be noted that it is possible for those skilled in the art to make several improvements and modifications without departing from the technical principle of the present utility model, and these improvements and modifications should also be regarded as the protection scope of the present utility model.

Claims (6)

1. The hand-held workpiece clamping mechanism comprises a clamping cylinder (1), a fixing frame (2) and a clamping plate (5), wherein the clamping cylinder (1) is arranged on one side of the fixing frame (2) along the positive direction of a Y axis, and the driving end of the clamping cylinder (1) is connected with the clamping plate (5) on one side along the negative direction of the Y axis through a cylinder piston rod (4);

the method is characterized in that:

a limiting frame (7) is arranged between the cylinder piston rod (4) and the clamping plate (5), and at least one guide shaft (6) is further connected between the fixing frame (2) and the clamping plate (5).

2. A hand-held workpiece clamping mechanism as claimed in claim 1, characterised in that the holder (2) is further provided with a handle (3).

3. A hand-held workpiece clamping mechanism according to claim 1, characterized in that three guide shafts (6) are arranged in connection between the fixing frame (2) and the clamping plate (5), and that three guide shafts (6) are of a triangular structure.

4. A hand-held workpiece clamping mechanism as claimed in claim 1, characterised in that the stop (7) is provided in a triangular configuration with a hollow interior.

5. A hand-held workpiece clamping mechanism as claimed in claim 1, characterised in that the limit stop (7) is provided in a rigid plate-like structure.

6. A hand-held workpiece clamping mechanism as claimed in claim 1, characterised in that the stop (7) is provided in a soft resilient block arrangement.