Machine tool platform positioning clamp

Abstract

The utility model relates to the technical field of tool clamps, in particular to a machine tool platform positioning clamp. Comprising a platform assembly, an adjusting assembly and a positioning assembly, the platform assembly comprises a machine tool platform, the adjusting assembly comprises an adjusting sliding plate, a T-shaped sliding groove is formed in the inner side of the upper portion of the machine tool platform, a mounting block is connected to the top of the adjusting sliding plate, and a positioning side plate is connected to the inner wall of a frame plate inner groove; the ends, away from the inner wall of the frame plate inner groove, of the positioning side plates are connected with protective cushion layers. The positioning frame plate drives the positioning side plates to move in the moving process, when the two positioning side plates move, the two positioning side plates gradually get close to each other till the protection cushion layer makes contact with and is attached to the to-be-machined part, and then the positioning side plates are used for positioning the to-be-machined part; the positioning side plate is used for being in direct attached contact with the to-be-machined workpiece, and therefore abrasion caused when the positioning side plate positions the to-be-machined workpiece is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of tooling fixtures, in particular to a machine tool platform positioning fixture. Background Art

[0002] Machine tools refer to machines used to manufacture machines, also known as machine tools or machine tools, and are usually referred to as machine tools. They are generally divided into metal cutting machine tools, forging machine tools, and woodworking machine tools. There are many ways to process mechanical parts in modern machinery manufacturing: in addition to cutting, there are also casting, forging, welding, stamping, extrusion, etc. However, all parts with high precision requirements and fine surface roughness requirements generally need to be processed on machine tools by cutting methods.

[0003] Machinery factories process a large variety of parts, but the number of machine tools is limited. Therefore, they need to frequently load and unload fixtures. Each time the fixture is installed and fixed on the T-slot platform of the machine tool, it is necessary to align the fixture and move the machine tool spindle along the parallel plane to determine whether the fixture is aligned. If there is any deviation, tap the fixture with a hammer and repeat the above method until the fixture is aligned, which greatly affects the processing efficiency. Utility Model Content

[0004] In view of the above problems, the purpose of the utility model is to provide a machine tool platform positioning fixture to solve the problems of aligning the tooling fixture, moving the machine tool spindle along the parallel plane direction, and judging whether the tooling fixture is aligned. Through the setting of the mounting column, it is used to install and fix the limit cross bar, and through the setting of the limit cross bar, it is used to limit the central axis when the slider slides.

[0005] To achieve the above objectives, the technical solution adopted by the utility model is: a machine tool platform positioning fixture, comprising a platform assembly, an adjusting assembly, and a positioning assembly, the platform assembly comprises a machine tool platform, the adjusting assembly comprises an adjusting slide, the positioning assembly comprises a positioning frame plate, the inner side of the upper part of the machine tool platform is provided with a T-shaped slide groove, the top of the machine tool platform is connected to a mounting column, one end of the mounting column is connected to a limiting cross bar, an outer ring of the limiting cross bar is provided with a limiting slide block, one end of the limiting slide block is connected to a stabilizing edge block, the lower end of the adjusting slide plate is connected to the T-shaped slide block, the inner side of the adjusting slide plate is provided with a positioning screw hole, the inner side of the positioning screw hole is provided with a positioning screw, the top of the adjusting slide plate is connected to a mounting block, one end of the mounting block is connected to a hydraulic rod, the inner side of the positioning frame plate is provided with a frame plate inner groove, the inner wall of the frame plate inner groove is connected with a positioning side plate, and the end of the positioning side plate away from the inner wall of the frame plate inner groove is connected with a protective pad.

[0006] The beneficial effects of the utility model are as follows: by setting the mounting column, it is used to fix the installation of the limiting cross bar, by setting the limiting cross bar, it is used to limit the central axis when the sliding slider is sliding, the positioning frame plate drives the positioning side plate to move during the movement, and when the two positioning side plates are moving, the two positioning side plates gradually approach each other until the protective cushion layer is in contact with the workpiece to be processed, and then the positioning side plates are used to position the workpiece to be processed, and by setting the protective cushion layer, it is used to directly contact with the workpiece to be processed, thereby avoiding wear caused by the positioning side plates when positioning the workpiece to be processed.

[0007] For the middle axis when the limit slider slides:

[0008] As a further improvement of the above technical solution: there are four mounting columns in total, every two mounting columns form a group and are used together, the two groups of mounting columns are symmetrically arranged, the two ends of the limiting cross bar are connected to the mounting columns of the same group, and the limiting slider is slidably connected to the limiting cross bar.

[0009] The beneficial effects of this improvement are: through the setting of the installation column, it is used to install and fix the limiting cross bar, and through the setting of the limiting cross bar, it is used to limit the central axis when the sliding block slides.

[0010] In order to ensure the stability of the positioning frame during movement by sliding the limit slider on the limit crossbar:

[0011] As a further improvement of the above technical solution: the end of the stabilizing edge block away from the limiting slider is connected to the positioning frame plate, and both ends of the positioning frame plate are connected to stabilizing edge blocks at the same time. The top view cross section of the stabilizing edge block is a trapezoidal structure.

[0012] The beneficial effect of this improvement is: through the setting of the stabilizing edge block, the limit slider is connected to the positioning frame plate, and then when the positioning frame plate moves, the connected stabilizing edge block and the limit slider are driven to move synchronously, and the stability of the positioning frame plate during movement is guaranteed by the sliding of the limit slider on the limit cross bar.

[0013] In order to push the T-shaped slider to slide in the T-shaped slide groove:

[0014] As a further improvement of the above technical solution: the size of the T-shaped sliding block matches the size of the T-shaped sliding groove, and positioning screw holes are provided at the four corners of the adjusting slide plate.

[0015] The beneficial effect of this improvement is: when it is necessary to adjust the use position of the positioning component, the connection between the adjustment slide and the machine tool platform is released, and then the T-shaped slider is pushed to slide in the T-shaped slide groove. After the adjustment slide is pushed to the predetermined position, the positioning screw is used to pass through the positioning screw hole to connect and fix the adjustment slide to the machine tool platform.

[0016] To assemble the hydraulic rod and the adjusting slide plate through the mounting block:

[0017] As a further improvement of the above technical solution: the four corners of the mounting block are mounted on the top of the adjusting slide plate through positioning screws.

[0018] The beneficial effect of this improvement is that the installation block is used to install and fix the hydraulic rod, and the installation block is used to realize the assembly connection between the hydraulic rod and the adjusting slide plate.

[0019] In order for the hydraulic rod to extend and drive the positioning frame to move:

[0020] As a further improvement of the above technical solution: the hydraulic rod is electrically connected to the operation panel, the output end of the hydraulic rod is connected to an end of the positioning frame plate away from the positioning side plate, and the positioning components have two groups and are symmetrically arranged.

[0021] The beneficial effect of this improvement is that after the workpiece to be processed is placed on the machine tool platform, the operation of the hydraulic rod is started, and then the hydraulic rod is extended and drives the positioning frame plate to move.

[0022] In order to clamp and fix the workpiece by positioning the side plate:

[0023] As a further improvement of the above technical solution: the size of the positioning side plate matches the size of the inner groove of the frame plate, and the bottom of the positioning frame plate is 5 mm away from the top of the machine tool platform.

[0024] The beneficial effect of this improvement is that when the positioning frame plate moves under the action of the hydraulic rod, the positioning frame plate drives the positioning side plates to move synchronously during the movement, and then the positioning side plates are used to clamp and fix the workpiece to be processed.

[0025] To avoid wear on the positioning side plate when positioning the workpiece:

[0026] As a further improvement of the above technical solution: a groove for installing the protective cushion layer is opened at one end of the protective cushion layer away from the positioning frame plate, and the protective cushion layer is a rubber cushion with a rectangular structure.

[0027] The beneficial effect of this improvement is that the positioning frame plate drives the positioning side plates to move during the movement, and the two positioning side plates gradually approach each other when they are moving, until the protective pad layer is in contact with the workpiece to be processed, and then the positioning side plates are used to position the workpiece to be processed. The protective pad layer is provided to directly contact with the workpiece to be processed, thereby avoiding wear of the positioning side plates when positioning the workpiece to be processed. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a schematic diagram of the top structure of the utility model.

[0029] Figure 2 for Figure 1 Schematic diagram of the enlarged structure at point A in the middle.

[0030] Figure 3 It is a structural schematic diagram of the positioning side plate of the utility model.

[0031] Figure 4 It is a three-dimensional structural schematic diagram of the machine tool platform of the utility model.

[0032] Figure 5 It is a structural schematic diagram of the adjusting slide plate of the utility model.

[0033] In the figure: 1. Platform assembly; 11. Machine tool platform; 12. T-shaped slide; 13. Mounting column; 14. Limiting cross bar; 15. Stabilizing edge block; 16. Limiting slider; 2. Adjusting assembly; 21. Adjusting slide plate; 22. T-shaped slider; 23. Positioning screw hole; 24. Positioning screw; 25. Mounting block; 26. Hydraulic rod; 3. Positioning assembly; 31. Positioning frame plate; 32. Inner groove of frame plate; 33. Protective cushion layer; 34. Positioning side plate. DETAILED DESCRIPTION

[0034] In order to enable those skilled in the art to better understand the technical solution of the utility model, the utility model is described in detail below in conjunction with the accompanying drawings. The description in this part is only exemplary and explanatory and should not have any limiting effect on the protection scope of the utility model.

[0035] like Figure 1-5As shown, a machine tool platform positioning fixture includes a platform component 1, an adjustment component 2, and a positioning component 3. The platform component 1 includes a machine tool platform 11, the adjustment component 2 includes an adjustment slide 21, and the positioning component 3 includes a positioning frame plate 31. A T-shaped slide groove 12 is provided on the inner side of the upper part of the machine tool platform 11. A mounting column 13 is connected to the top of the machine tool platform 11. One end of the mounting column 13 is connected to a limiting cross bar 14. A limiting slider 16 is provided on the outer ring of the limiting cross bar 14. One end of the limiting slider 16 is connected to a stabilizing edge block 15. The lower end of the adjusting slide 21 is connected to a T-shaped slide 22. The inner side of the adjusting slide 21 is provided with a A positioning screw hole 23 is provided with a positioning screw rod 24 on the inner side of the positioning screw hole 23. A mounting block 25 is connected to the top of the adjusting slide plate 21. One end of the mounting block 25 is connected to a hydraulic rod 26. A frame plate inner groove 32 is provided on the inner side of the positioning frame plate 31. A positioning side plate 34 is connected to the inner wall of the frame plate inner groove 32. A protective cushion layer 33 is connected to one end of the positioning side plate 34 away from the inner wall of the frame plate inner groove 32. A total of four mounting columns 13 are provided. Every two mounting columns 13 form a group and are used together. The two groups of mounting columns 13 are symmetrically arranged. The two ends of the limiting cross bar 14 are connected to the mounting columns 13 of the same group. The limiting slider 16 The fixing rod 14 is slidably connected with the limit cross bar 14; the fixing rod 14 is installed by the setting of the installation column 13; the fixing rod 14 is used for fixing the limit cross bar 14; the fixing rod 14 is used for fixing the center axis when the limit slider 16 slides; the end of the stabilizing edge block 15 away from the limit slider 16 is connected with the positioning frame plate 31; both ends of the positioning frame plate 31 are connected with stabilizing edge blocks 15 at the same time; the top cross section of the stabilizing edge block 15 is a trapezoidal structure; the setting of the stabilizing edge block 15 is used to connect the limit slider 16 with the positioning frame plate 31, and then when the positioning frame plate 31 moves, the connected stabilizing edge block 15 and the limit slider 16 are driven to move synchronously; the limit slider 16 The sliding of the limit cross bar 14 ensures the stability of the positioning frame plate 31 during the movement. The size of the T-shaped slider 22 matches the size of the T-shaped slide groove 12, and the four corners of the adjusting slider 21 are provided with positioning screw holes 23; when it is necessary to adjust the use position of the positioning component 3, the connection between the adjusting slider 21 and the machine tool platform 11 is released, and then the T-shaped slider 22 is pushed to slide in the T-shaped slide groove 12. After the adjusting slider 21 is pushed to the predetermined position, the positioning screw 24 is used to pass through the positioning screw hole 23 to connect and fix the adjusting slider 21 to the machine tool platform 11, and the four corners of the mounting block 25 are installed on the top of the adjusting slider 21 through the positioning screws 24;The installation block 25 is used to install and fix the hydraulic rod 26. At the same time, the hydraulic rod 26 and the adjusting slide 21 are assembled and connected through the installation block 25. The hydraulic rod 26 is electrically connected to the operation panel. The output end of the hydraulic rod 26 is connected to the end of the positioning frame plate 31 away from the positioning side plate 34. There are two groups of positioning components 3 and they are symmetrically arranged. After the workpiece to be processed is placed on the machine tool platform 11, the operation of the hydraulic rod 26 is started, and then the hydraulic rod 26 is extended and drives the positioning frame plate 31 to move. The size of the positioning side plate 34 matches the size of the frame plate inner groove 32. The bottom of the positioning frame plate 31 is 5 mm away from the top of the machine tool platform 11. When the positioning frame plate 31 moves under the action of the hydraulic rod 26, the positioning The frame plate 31 drives the positioning side plates 34 to move synchronously during the movement, and then the positioning side plates 34 are used to clamp and fix the workpiece to be processed. The end of the protective pad layer 33 away from the positioning frame plate 31 is provided with a groove for installing the protective pad layer 33, and the protective pad layer 33 is a rubber pad with a rectangular structure; the positioning frame plate 31 drives the positioning side plates 34 to move during the movement, and the two positioning side plates 34 gradually approach each other when they move, until the protective pad layer 33 contacts and fits with the workpiece to be processed, and then the positioning side plates 34 are used to position the workpiece to be processed. The protective pad layer 33 is set to directly contact and fit with the workpiece to be processed, thereby avoiding the positioning side plates 34 from causing wear when positioning the workpiece to be processed. ;

[0036] The working principle of the utility model is as follows: when in use, after placing the workpiece to be processed on the machine tool platform 11, the operation of the hydraulic rod 26 is started, and then the hydraulic rod 26 is extended and drives the positioning frame plate 31 to move. When the positioning frame plate 31 moves under the action of the hydraulic rod 26, the positioning frame plate 31 drives the positioning side plates 34 to move synchronously during the movement, and then the positioning side plates 34 are used to clamp and fix the workpiece to be processed. The positioning frame plate 31 drives the positioning side plates 34 to move during the movement. When the two positioning side plates 34 are moving, the two positioning side plates 34 gradually approach each other until the protective pad layer 33 is in contact with the workpiece to be processed, and then the positioning side plates 34 are used to position the workpiece to be processed. The protective pad layer 33 is provided to directly contact with the workpiece to be processed, thereby avoiding wear caused by the positioning side plates 34 when positioning the workpiece to be processed. The installation block 25 is provided to install and The fixing and assembly connection of the hydraulic rod 26 and the adjusting slide plate 21 are realized through the installation block 25. The setting of the stabilizing edge block 15 is used to connect the limiting slide block 16 with the positioning frame plate 31. Then, when the positioning frame plate 31 moves, the connected stabilizing edge block 15 and the limiting slide block 16 are driven to move synchronously. The sliding of the limiting slide block 16 on the limiting cross bar 14 ensures the stability of the positioning frame plate 31 during the movement. When the use position of the positioning assembly 3 needs to be adjusted, the connection between the adjusting slide plate 21 and the machine tool platform 11 is released, and then the T-shaped slide block 22 is pushed to slide in the T-shaped slide groove 12. After the adjusting slide plate 21 is pushed to the predetermined position, the positioning screw 24 is used to pass through the positioning screw hole 23 to connect and fix the adjusting slide plate 21 to the machine tool platform 11. The setting of the mounting column 13 is used to install and fix the limiting cross bar 14. The setting of the limiting cross bar 14 is used as the central axis when the limiting slide block 16 slides.

[0037] It should be noted that, in this article, the terms "comprises", "includes" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or apparatus that includes a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or apparatus.

[0038] This article uses specific examples to illustrate the principles and implementation methods of the utility model. The above examples are only used to help understand the method and core ideas of the utility model. The above is only the preferred implementation method of the utility model. It should be pointed out that due to the limitations of textual expression, there are objectively infinite specific structures. For ordinary technicians in this technical field, without departing from the principle of the utility model, they can make several improvements, modifications or changes, and can also combine the above technical features in an appropriate manner; these improvements, modifications, changes or combinations, or the direct application of the concept and technical solution of the utility model to other occasions without improvement, should be regarded as the protection scope of the utility model.

Claims

1. A machine tool platform positioning fixture, comprising a platform component (1), an adjustment component (2), and a positioning component (3), wherein the platform component (1) comprises a machine tool platform (11), the adjustment component (2) comprises an adjustment slide plate (21), and the positioning component (3) comprises a positioning frame plate (31), characterized in that: A T-shaped slide groove (12) is provided on the inner side of the upper part of the machine tool platform (11); a mounting column (13) is connected to the top of the machine tool platform (11); one end of the mounting column (13) is connected to a limit cross bar (14); a limit slider (16) is provided on the outer ring of the limit cross bar (14); one end of the limit slider (16) is connected to a stabilizing edge block (15); a T-shaped slider (22) is connected to the lower end of the adjusting slide plate (21); and a mounting column (13) is provided on the inner side of the adjusting slide plate (21). A positioning screw hole (23), a positioning screw rod (24) is arranged on the inner side of the positioning screw hole (23), a mounting block (25) is connected to the top of the adjusting slide plate (21), one end of the mounting block (25) is connected to a hydraulic rod (26), a frame plate inner groove (32) is provided on the inner side of the positioning frame plate (31), a positioning side plate (34) is connected to the inner wall of the frame plate inner groove (32), and a protective cushion layer (33) is connected to one end of the positioning side plate (34) away from the inner wall of the frame plate inner groove (32).

2. The machine tool platform positioning fixture according to claim 1, characterized in that: A total of four mounting columns (13) are provided, and every two mounting columns (13) form a group and are used together. The two groups of mounting columns (13) are symmetrically arranged, and the two ends of the limiting cross bar (14) are connected to the mounting columns (13) of the same group, and the limiting slider (16) is slidably connected to the limiting cross bar (14).

3. The machine tool platform positioning fixture according to claim 1, characterized in that: One end of the stabilizing edge block (15) away from the limiting slider (16) is connected to the positioning frame plate (31), and both ends of the positioning frame plate (31) are connected to the stabilizing edge blocks (15) at the same time. The cross section of the stabilizing edge block (15) in a top view is a trapezoidal structure.

4. The machine tool platform positioning fixture according to claim 1, characterized in that: The size of the T-shaped sliding block (22) matches the size of the T-shaped sliding groove (12), and positioning screw holes (23) are provided at the four corners of the adjusting slide plate (21).

5. The machine tool platform positioning fixture according to claim 1, characterized in that: The four corners of the mounting block (25) are mounted on the top of the adjusting slide plate (21) via positioning screws (24).

6. The machine tool platform positioning fixture according to claim 1, characterized in that: The hydraulic rod (26) is electrically connected to the operation panel, and the output end of the hydraulic rod (26) is connected to an end of the positioning frame plate (31) away from the positioning side plate (34). The positioning components (3) have two groups and are symmetrically arranged.

7. The machine tool platform positioning fixture according to claim 1, characterized in that: The size of the positioning side plate (34) matches the size of the inner groove (32) of the frame plate, and the bottom of the positioning frame plate (31) is 5 mm away from the top of the machine tool platform (11).

8. The machine tool platform positioning fixture according to claim 1, characterized in that: A groove body for installing the protective pad layer (33) is provided at one end of the protective pad layer (33) away from the positioning frame plate (31); the protective pad layer (33) is a rubber pad with a rectangular structure.

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