CN214213044U

CN214213044U - Workpiece clamping tool

Info

Publication number: CN214213044U
Application number: CN202121965908.8U
Authority: CN
Inventors: 门阳阳; 吴程鹏; 王庆旺; 郭庆坤; 宋旖; 于海林; 丁世豪; 李岭宸; 张浩楠; 高璇; 索兆新杰; 邹先昊; 姚胜哲; 厉建昊; 高天宇; 刘佳程; 陆俊豪
Original assignee: Shandong Transport Vocational College
Current assignee: Shandong Transport Vocational College
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2021-09-17
Anticipated expiration: 2031-08-20

Abstract

The utility model relates to the technical field of clamping tools, and provides a workpiece clamping tool, which comprises a platform body; the platform body is provided with a groove, and a bearing plate is arranged in the groove; one side of the bottom of the bearing plate is connected with a rotating fulcrum arranged in the groove, and the other side of the bottom of the bearing plate is abutted against a lifting adjusting component arranged in the groove; the bearing plate is provided with a plurality of magnetic suction blocks for sucking and fixing workpieces; the platform body is provided with a detection component. Therefore, the utility model discloses a set up rotatable bearing board on the platform body, set up magnetism and inhale the quick fixed work piece of piece on bearing board. The verticality of the surface to be detected of the workpiece is adjusted by finely adjusting the corner of the bearing plate through the lifting adjusting assembly, and whether the verticality reaches the standard is detected by matching with the detection assembly. The adjusting operation process of the workpiece is greatly simplified, and the adjusting precision and the operating efficiency are improved.

Description

Workpiece clamping tool

Technical Field

The utility model belongs to the technical field of clamping means, especially, relate to a work piece clamping means.

Background

Before machining, the workpiece is usually fixed to a tool and then machined by a machine tool. For a workpiece requiring processing of a vertical surface, a common processing method is to select a reference surface on a blank. And adjusting the posture of the workpiece to ensure that the surface to be processed is vertical to the plane of the tool, and then fixing the workpiece on the tool.

When the workpiece posture is adjusted, the workpiece is usually fixed on a tool firstly, and then the verticality of the surface to be processed is adjusted in a knocking mode. After adjustment, the machine tool is usually inspected by using an inspection head. The whole process is operated repeatedly, and the experience and the level of an operator are greatly depended on. The processing efficiency is low, and improper operation even influences the processing quality.

In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned defect, an object of the utility model is to provide a work piece clamping tool, through set up rotatable bearing board on the platform body, set up magnetism on bearing board and inhale the piece quick fixation work piece. The verticality of the surface to be detected of the workpiece is adjusted by finely adjusting the corner of the bearing plate through the lifting adjusting assembly, and whether the verticality reaches the standard is detected by matching with the detection assembly. The adjusting operation process of the workpiece is greatly simplified, and the adjusting precision and the operating efficiency are improved.

In order to achieve the above object, the present invention provides a workpiece clamping tool, comprising a platform body; the platform body is provided with a groove, and a bearing plate is arranged in the groove; one side of the bottom of the supporting plate is connected with a rotating fulcrum arranged in the groove, and the other side of the bottom of the supporting plate is abutted against a lifting adjusting component arranged in the groove; the supporting plate is provided with a plurality of magnetic suction blocks for sucking and fixing workpieces; the platform body is provided with a detection assembly;

the detection assembly comprises a sliding plate which is arranged on the platform body in a sliding manner; a plurality of sliding grooves are arranged on the platform body in parallel, and sliding blocks which are embedded in the sliding grooves in a sliding manner are correspondingly arranged at the bottom of the sliding plate; the sliding plate is provided with a lifting cylinder, and the top end of the movable part of the lifting cylinder is fixedly connected with a cross-bar plate; the sliding plate is also provided with two guide rods which are connected with the transverse bar plate in a sliding and penetrating manner; the transverse strip plate is provided with a detection block;

a horizontal through hole is formed in the detection block, and a detection rod is slidably arranged in the through hole in a penetrating manner; one end of the detection rod is used for sliding and abutting against a workpiece, and the other end of the detection rod is provided with an induction block; two limiting rings are arranged on the rod body of the detection rod, wherein one limiting ring is positioned in the through hole of the detection block, and the other limiting ring is positioned outside the detection block; the outer wall of the detection block is also provided with a distance sensor for detecting the distance of the induction block; two opening positions of the through hole of the detection block are respectively provided with a retaining ring; the detection rod is further sleeved with a return spring.

According to the utility model discloses a workpiece clamping tool, the lift jar is the electric jar.

According to the utility model discloses a workpiece clamping tool, it slides and sets up on horizontal slat to detect the piece.

According to the utility model discloses a workpiece clamping tool, the cross sectional shape of spout is "T" shape of inversion.

According to the workpiece clamping tool of the utility model, the lifting adjusting component comprises a lifting adjusting block which is arranged on the side wall of the groove of the platform body in a sliding way; the bottom of the groove is rotatably provided with an adjusting stud, and the adjusting stud is in threaded connection with the lifting adjusting block;

the adjusting stud is also fixedly connected with a first gear, and the first gear is in transmission connection with a second gear; the second gear is connected with the rotating shaft in a penetrating manner; the rotating shaft is rotatably arranged on the platform body;

and the lifting adjusting block is provided with a rotating roller which is abutted against the bottom of the bearing plate.

According to the utility model discloses a work piece clamping tool, still be equipped with the regulation handle in the pivot.

According to the utility model discloses a work piece clamping tool, the drive ratio of first gear and second gear is not less than 3: 1.

According to the utility model discloses a work piece clamping tool, the drive ratio of first gear and second gear is 5~7: 1.

An object of the utility model is to provide a work piece clamping tool through set up rotatable bearing board on the platform body, sets up magnetism piece quick fixation work piece of inhaling on bearing board. The verticality of the surface to be detected of the workpiece is adjusted by finely adjusting the corner of the bearing plate through the lifting adjusting assembly, and whether the verticality reaches the standard is detected by matching with the detection assembly. The adjusting operation process of the workpiece is greatly simplified, and the adjusting precision and the operating efficiency are improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the structure in the direction A of FIG. 1;

FIG. 3 is a schematic view of the structure in the direction B-B in FIG. 2;

FIG. 4 is a schematic view of the construction of the lift adjustment assembly of FIG. 1;

FIG. 5 is a schematic view of the structure of the region C in FIG. 4

In the figure: 1-a platform body, 11-a lifting adjusting block, 12-an adjusting stud, 13-a first gear, 14-a second gear, 15-a rotating shaft, 16-an adjusting handle and 17-a rotating roller; 2-bearing plate, 21-magnetic block; 3-a sliding plate, 31-a detection rod, 311-a limit ring, 312-a return spring and 313-an induction block; 32-a guide rod, 33-a slide block, 34-a lifting cylinder, 35-a transverse strip plate, 36-a detection block, 361-a retaining ring and 362-a distance sensor; 100-workpiece.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments, it is to be understood that the specific embodiments described herein are only used for explaining the present invention, and are not used for limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Referring to fig. 1, the utility model provides a workpiece clamping tool, which comprises a platform body 1; the platform body 1 is provided with a groove, and a bearing plate 2 is arranged in the groove; one side of the bottom of the supporting plate 2 is connected with a rotating fulcrum arranged in the groove, and the other side of the bottom of the supporting plate is abutted against a lifting adjusting component arranged in the groove; the supporting plate 2 is provided with a plurality of magnetic blocks 21; for adsorbing and fixing the workpiece 100; the platform body 1 is provided with a detection assembly;

the lifting adjusting component can adjust the supporting plate 2 to rotate slightly around the rotating fulcrum so as to adjust the verticality of the surface to be processed of the workpiece 100 and the horizontal plane of the platform body 1. And detecting whether the verticality reaches the standard by using the detection assembly, and if not, adjusting the rotation angle of the bearing plate 2 until the verticality reaches the standard.

With reference to fig. 2, the detecting assembly comprises a sliding plate 3 slidably disposed on the platform body 1; a plurality of sliding grooves are arranged on the platform body 1 in parallel, and sliding blocks 33 which are embedded in the sliding grooves in a sliding manner are correspondingly arranged at the bottoms of the sliding plates 3; preferably, the cross-sectional shape of the chute is an inverted "T" shape, and the slider 33 is embedded therein, so that the slide plate 3 can be smoothly slid on the platform body 1 while being always kept in a vertical posture.

The sliding plate 3 is provided with a lifting cylinder 34, and the top end of the movable part of the lifting cylinder 34 is fixedly connected with a cross plate 35; the sliding plate 3 is also provided with two guide rods 32 which are connected with the cross bar plate 35 in a sliding and penetrating way; the cross bar plate 35 is provided with a detection block 36;

with reference to fig. 3, a horizontal through hole is formed in the detecting block 36, and a detecting rod 31 is slidably inserted through the through hole; one end of the detection rod 31 is used for sliding and abutting against the workpiece 100, and the other end is provided with an induction block 313; two limiting rings 311 are arranged on the shaft body of the detection rod 31, wherein one limiting ring 311 is positioned in the through hole of the detection block 36, and the other limiting ring 311 is positioned outside the detection block 36; a distance sensor 362 for detecting the distance of the sensing block 313 is further arranged on the outer wall of the detecting block 36; two opening positions of the through hole of the detection block 36 are respectively provided with a retaining ring 361; the detection rod 31 is also sleeved with a return spring 312;

after the workpiece 100 is fixed on the supporting plate 2, the position of the sliding plate 3 is adjusted to make the detection rod 31 contact the surface to be measured of the workpiece 100. Then the lifting cylinder 34 drives the detection block 36 and the detection rod 31 to slowly move in the vertical direction, the distance sensor 362 records the value of the induction block 313, and the perpendicularity of the surface to be detected is judged by monitoring the fluctuation range of the value. If the perpendicularity exceeds the standard, the rotation angle of the bearing plate 2 is finely adjusted through the lifting adjusting assembly until the perpendicularity reaches the standard.

Preferably, the lift cylinder 34 is an electric cylinder, and can precisely control the lifting speed of the detection rod 31. The lift cylinder 34 may also be a cylinder.

Further, the detecting block 36 is slidably disposed on the horizontal strip 35, and when the path of the surface to be detected of the workpiece 100 has a defect such as a protrusion or a recess, the detecting block 36 can be slid to replace the detecting position.

Referring to fig. 4, the lifting adjusting assembly comprises a lifting adjusting block 11 slidably disposed on the side wall of the groove of the platform body 1; an adjusting stud 12 is rotatably arranged at the bottom of the groove, and the adjusting stud 12 is in threaded connection with a lifting adjusting block 11;

the adjusting stud 12 is also fixedly connected with a first gear 13, and the first gear 13 is in transmission connection with a second gear 14; the second gear 14 is connected with the rotating shaft 15 in a penetrating way; the rotating shaft 15 is rotatably arranged on the platform body 1;

with reference to fig. 5, the lifting adjusting block 11 is provided with a roller 17 abutting against the bottom of the supporting plate 2;

preferably, the rotating shaft 15 is further provided with an adjusting handle 16, so that the adjusting operation is facilitated.

The second gear 14 is driven to drive the first gear 13 to rotate, so that the lifting adjusting block 11 moves upwards or downwards, and the supporting plate 2 rotates by a certain angle.

Preferably, in order to improve the precision of the adjustment, the transmission ratio of the first gear 13 and the second gear 14 is not less than 3:1, and preferably 5-7: 1.

To sum up, the utility model provides a work piece clamping tool through set up rotatable bearing board on the platform body, sets up magnetism and inhales piece quick fixation work piece on bearing board. The verticality of the surface to be detected of the workpiece is adjusted by finely adjusting the corner of the bearing plate through the lifting adjusting assembly, and whether the verticality reaches the standard is detected by matching with the detection assembly. The adjusting operation process of the workpiece is greatly simplified, and the adjusting precision and the operating efficiency are improved.

Naturally, the present invention can be embodied in many other forms without departing from the spirit or essential attributes thereof, and it should be understood that various changes and modifications can be made by one skilled in the art without departing from the spirit or essential attributes thereof, and it is intended that all such changes and modifications be considered as within the scope of the appended claims.

Claims

1. A workpiece holding tool, comprising a platform body; the platform body is provided with a groove, and a bearing plate is arranged in the groove; one side of the bottom of the supporting plate is connected with a rotating fulcrum arranged in the groove, and the other side of the bottom of the supporting plate is abutted against a lifting adjusting component arranged in the groove; the supporting plate is provided with a plurality of magnetic suction blocks for sucking and fixing workpieces; the platform body is provided with a detection assembly;

2. The workpiece holding tool of claim 1, wherein the lift cylinder is an electric cylinder.

3. The workpiece holding tool of claim 1, wherein the detection block is slidably disposed on the cross bar plate.

4. The workpiece holding tool of claim 1, wherein the cross-sectional shape of the chute is an inverted "T" shape.

5. The workpiece holding tool of any one of claims 1 to 4, wherein the elevation adjustment assembly comprises an elevation adjustment block slidably disposed on a side wall of the groove of the platform body; the bottom of the groove is rotatably provided with an adjusting stud, and the adjusting stud is in threaded connection with the lifting adjusting block;

6. The workpiece holding tool of claim 5, wherein the spindle further comprises an adjustment knob.

7. The workpiece holding tool of claim 5, wherein the first and second gears have a gear ratio of no less than 3: 1.

8. The workpiece holding tool of claim 7, wherein the first and second gears have a gear ratio of 5-7: 1.