High-precision machining segment difference adjusting device

Abstract

The utility model provides a high-precision processing segment difference adjusting device which is arranged on a working table of a processing machine tool and comprises a fixed seat, a sliding seat, a driving block, an adjusting block, a precision cushion block, a strong magnetic block and a scale, the fixed seat is fixed on the working table, the sliding seat is fixed above the fixed seat, a first sliding groove is formed in the bottom of the sliding seat, and a second sliding groove communicated with the first sliding groove is formed in the top of the sliding seat. The adjusting block is inserted into the first sliding groove and is in sliding connection with the first sliding groove, the driving block is inserted into the second sliding groove and is in sliding connection with the second sliding groove, the driving block is in wedge fit connection with the adjusting block, the precise cushion block is arranged above the driving block and is used for supporting one segment of a segment difference of a workpiece, and the strong magnetic block is arranged on one side of the fixing base. And the scale is used for measuring the height difference between the precise cushion block and the strong magnetic block in real time. The height difference adjusting device is simple in structure and convenient to operate, the height difference can be accurately and rapidly adjusted, and the machining efficiency and the machining quality are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to machining technical field especially relates to a high accuracy processing step difference adjusting device. BACKGROUND

[0002] In machining, the machining of step difference parts will be encountered, due to the step difference of the step difference parts, especially in the machining of plane step difference, the step difference position is not easy to position, and the step difference will change in the machining process, further increasing the positioning difficulty. The conventional use method is to use a plurality of size spacer rulers to pad flat, and then manually calibrate, this method is troublesome to operate, the positioning accuracy is low, and it is difficult to ensure consistency, which affects the machining precision and machining quality. UTILITY MODEL CONTENTS

[0003] The utility model aims at providing a high accuracy processing step difference adjusting device to overcome the deficiencies in the prior art.

[0004] To solve the above technical problems, the technical scheme of the utility model is as follows: a high accuracy processing step difference adjusting device is arranged on the workbench of a machining machine tool, comprising a fixed seat, a sliding seat, a driving block, an adjusting block, a precision spacer block, a strong magnetic block and a gauge, the fixed seat is fixed on the workbench, the sliding seat is fixed above the fixed seat, the bottom of the sliding seat is provided with a sliding groove one, the top is provided with a sliding groove two in communication with the sliding groove one, and the sliding groove two is vertically arranged with the sliding groove one, the adjusting block is inserted into the sliding groove one and is slidably connected with the sliding groove one, the driving block is inserted into the sliding groove two and is slidably connected with the sliding groove two, and the driving block is wedge-shapedly connected with the adjusting block, the precision spacer block is arranged above the driving block and is used for supporting the step one of the workpiece, the strong magnetic block is arranged side by side on one side of the fixed seat and is used for positioning and supporting the step two of the workpiece, and the gauge is used for real-time measurement of the height difference between the precision spacer block and the strong magnetic block.

[0005] Further, the high accuracy processing step difference adjusting device, the bottom surface of the driving block is provided with an inclined surface one, the top surface of the adjusting block is provided with an inclined surface two, and the inclined surface one is wedge-shapedly matched with the inclined surface two.

[0006] Further, the high accuracy processing step difference adjusting device, the fixed seat is provided with an adjusting assembly for driving the sliding of the adjusting block, the adjusting assembly comprises a fixed block and an adjusting screw, the fixed block is fixed above the fixed seat, one end of the adjusting screw is threadedly connected with the adjusting block, and the other end is inserted into the fixed block and is slidably connected with the fixed block.

[0007] Further, the high accuracy processing step difference adjusting device, the adjusting assembly further comprises a fixed screw, the fixed screw is arranged below the adjusting screw, an outer portion of the fixed screw is provided with a spring one located between the adjusting block and the fixed block, one end of the fixed screw is threadedly connected with the adjusting block, and the other end is inserted into the fixed block and is fixedly connected with the fixed block through a nut.

[0008] Further, the high-precision machining step difference adjusting device has a pre-tightening assembly, the pre-tightening assembly comprises equidistant rods, at least one equidistant rod is arranged on a fixed base, and the upper end of the equidistant rod is sequentially screwed with a adjusting block, a driving block and a precision pad.

[0009] Further, the high-precision machining step difference adjusting device has an equidistant rod comprising a limiting end, a sliding column and a threaded section arranged in sequence, the fixed base is provided with a stepped hole corresponding to the equidistant rod, the limiting end is in abutment with the stepped surface at the lower end of the stepped hole, the sliding column is in sliding connection with the stepped hole, the adjusting block is provided with a long hole arranged in parallel with the sliding groove, the sliding column is inserted into the long hole and in movable connection with the long hole, the driving block is provided with a through hole corresponding to the sliding column, the through hole is in sliding connection with the sliding column, and the precision pad is provided with a threaded hole corresponding to the threaded section.

[0010] Further, the high-precision machining step difference adjusting device has a pre-tightening assembly, the pre-tightening assembly comprises equidistant rods, at least one equidistant rod is arranged on a fixed base, and the upper end of the equidistant rod is sequentially screwed with a adjusting block, a driving block and a precision pad.

[0011] Compared with the prior art, the high-precision machining step difference adjusting device has the advantages that the device has a simple structure, is convenient to operate, can accurately and quickly adjust the height difference, and improves the machining efficiency and machining quality. BRIEF DESCRIPTION OF DRAWINGS

[0012] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0013] Figure 1 FIG. 1 is a structural schematic view of the high-precision machining step difference adjusting device of the present application;

[0014] Figure 2 FIG. 2 is a side view of the high-precision machining step difference adjusting device of the present application;

[0015] Figure 3 FIG. 3 is a sectional view of A-A of the high-precision machining step difference adjusting device of the present application; Figure 2

[0016] Figure 4 FIG. 4 is a structural schematic view of the equidistant rod of the high-precision machining step difference adjusting device of the present application;

[0017] ​In the figure: 1. Workbench; 2. Fixed seat; 21. Step hole; 3. Slide seat; 31. Slide groove 1; 32. Slide groove 2; 33. Long hole; 4. Drive block; 5. Adjustment block; 6. Precision pad; 7. Strong magnetic block; 8. Adjustment assembly; 81. Fixed block; 82. Adjustment screw; 83. Fixing screw; 84. Spring 1; 9. Preload assembly; 91. Equidistant rod; 911. Limit end; 912. Slide column; 913. Threaded segment; 92. Spring 2. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0019] Example 1

[0020] like Figures 1-4 As shown, a high-precision machining step adjustment device is provided on a workbench 1 of a machining machine tool, and includes a fixed seat 2, a slide 3, a driving block 4, an adjustment block 5, a precision pad 6, a strong magnetic block 7, and a scale. The fixed seat 2 is fixed on the workbench 1, and the slide 3 is fixed above the fixed seat 2. The bottom of the slide 3 is provided with a slide groove 1 31, and the top is provided with a slide groove 2 32 connected to the slide groove 1 31, and the slide groove 2 32 is vertically arranged to the slide groove 1 31. The adjustment block 5 is inserted in the slide groove 1 31 and is slidably connected to the slide groove 1 31. The driving block 4 is inserted in the slide groove 2 32 and is slidably connected to the slide groove 2 32, and the driving block 4 is wedge-fitted with the adjustment block 5. Specifically, the bottom surface of the driving block 4 is provided with an inclined surface 1, and the top surface of the adjusting block 5 is provided with an inclined surface 2. The inclined surface 1 and the inclined surface 2 are connected Wedge-shaped fit; the precision pad 6 is arranged above the driving block 4, and is used to support the first section of the workpiece. The strong magnetic block 7 is arranged side by side on one side of the fixed seat 2, and is used to position and support the second section of the workpiece. The strong magnetic block 7 has the function of magnetic adsorption, and adsorbs the second section of the workpiece to be processed on the top surface of the strong magnetic block 7. When the height of the precision pad 6 needs to be adjusted according to the section value, the adjustment block 5 is driven to slide along the slide groove 1 31, driving the driving block 4 wedge-shapedly connected to the adjustment block 5 to rise and fall along the slide groove 2 32, thereby driving the precision pad 6 located on the driving block 4 to rise and fall; the scale (not shown in the figure) is used to measure the height difference between the precision pad 6 and the strong magnetic block 7 in real time. The scale itself has a magnetic seat, and it is adsorbed and fixed on the appropriate position of the processing machine when needed. Its measurement accuracy is 1um.

[0021] Among them, Figure 1 、 3As shown, the fixed seat 2 is provided with an adjusting assembly 8 for driving the sliding of the adjusting block 5, the adjusting assembly 8 comprises a fixed block 81 and an adjusting screw 82, the fixed block 81 is fixed above the fixed seat 2, one end of the adjusting screw 82 is threadedly connected with the adjusting block 5, and the other end is inserted into the fixed block 81 and is in sliding connection with the fixed block 81. By rotating the adjusting screw 82, the adjusting block 5 is driven to move along the sliding groove 31.

[0022] As shown in Figure 1 , 3 , the adjusting assembly 8 further comprises a fixed screw 83, the fixed screw 83 is arranged below the adjusting screw 82, an outer portion of the fixed screw 83 is sleeved with a spring 84 located between the adjusting block 5 and the fixed block 81, one end of the fixed screw 83 is threadedly connected with the adjusting block 5, and the other end is inserted into the fixed block 81 and is fixedly connected with the fixed block 81 through a nut. After the position of the adjusting block 5 is adjusted by the adjusting screw 82, the position of the adjusting block 5 is fixed by the fixed screw 83, so that the adjusting block 5 is prevented from being displaced during machining.

[0023] Embodiment 2

[0024] Based on the structure of embodiment 1, as shown in Figure 3 , 4 , the high-precision machining step difference adjusting device further comprises a pre-tightening assembly 9, the pre-tightening assembly 9 comprises an equidistant rod 91 and a spring 92, the equidistant rod 91 is provided at least one, and the equidistant rod 91 is arranged on the fixed seat 2, and an upper end of the equidistant rod 91 is threadedly connected with the adjusting block 5, the driving block 4 and the precision pad block 6 in sequence. Specifically, the equidistant rod 91 comprises a limiting end 911, a sliding column 912 and a threaded section 913 arranged in sequence, the fixed seat 2 is provided with a stepped hole 21 corresponding to the equidistant rod 91, the limiting end 911 is in abutment with a lower end stepped surface of the stepped hole 21, the sliding column 912 is in sliding connection with the stepped hole 21, the adjusting block 5 is further provided with a long hole 33 arranged in parallel with the sliding groove 31, the sliding column 912 is inserted into the long hole 33 and is in movable connection with the long hole 33, the driving block 4 is provided with a through hole corresponding to the sliding column 912, the through hole is in sliding connection with the sliding column 912, and the precision pad block 6 is provided with a threaded hole corresponding to the threaded section 913; the spring 92 is sleeved outside the corresponding equidistant rod 91, one end of the spring 92 is in abutment with the limiting end 911, and the other end is in abutment with an upper end stepped surface of the stepped hole 21. By arranging the spring 92 and the equidistant rod 91, the adjusting block 5, the driving block 4 and the precision pad block 6 are tightly connected, the wedge-shaped cooperation of the inclined surface is ensured, the backlash generated by the movement of the driving block 4 and the precision pad block 6 is eliminated, and the adjustment stability is ensured.

[0025] The utility model discloses a work principle: taking grinding processing as an example. First, install the adjusting device to the workbench 1 and complete the leveling, and the gauge is zeroed accordingly; then the gauge measures the height difference between the strong magnetic block 7 and the precision pad 6, and the actual height difference of the workpiece is used to adjust the height difference between the precision pad 6 and the strong magnetic block 7; at this time, the limiting block (not shown in the figure) can be used to limit the side surface of the workpiece, and the strong magnetic block 7 is used to cooperate to completely position the workpiece, avoiding displacement when the workpiece is processed. Start grinding the first surface, measure the height difference of the workpiece after grinding, and detect whether the processing size is in the set range, if there is error, the height of the precision pad 6 can be adjusted through the adjusting block 5 to ensure the processing precision; when grinding the second surface, the height of the precision pad 6 is continuously adjusted according to the grinding processing amount to ensure the positioning precision. As can be seen from the above, the utility model has the advantages of simple structure, convenient operation, high-precision, accurate and rapid height difference adjustment, and improved processing efficiency and processing quality.

[0026] It is apparent for those skilled in the art that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or essential characteristics of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the utility model is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims should be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims.

[0027] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can be combined appropriately to form other embodiments that those skilled in the art can understand.

Claims

1. A high-precision processing step adjustment device, characterized by: Be located in the worktable of processing machine tool, including fixed seat, sliding seat, drive block, adjusting block, precision pad, strong magnetic block, scale, the fixed seat is fixed on the worktable, the sliding seat is fixed above the fixed seat, the bottom of sliding seat is equipped with sliding groove one, the top is equipped with sliding groove two which is communicated with sliding groove one, and sliding groove two is perpendicular to sliding groove one, the adjusting block is inserted in sliding groove one and is connected with sliding groove one slidingly, the drive block is inserted in sliding groove two and is connected with sliding groove two slidingly, and the drive block is connected with the adjusting block wedge, the precision pad is equipped above the drive block, and is used for supporting the difference one section of workpiece, the strong magnetic block is equipped side by side on the side of fixed seat, and is used for positioning and supporting the difference two section of workpiece, the scale is used for real-time measurement of the height difference of precision pad relative to strong magnetic block.

2. The high-precision machining step difference adjusting device according to claim 1, characterized in that: The bottom surface of the drive block is provided with an inclined surface one, the top surface of the adjusting block is provided with an inclined surface two, and the inclined surface one is wedge-shaped matched with the inclined surface two.

3. The high-precision machining step difference adjusting device according to claim 1, characterized in that: The fixed seat is provided with an adjusting assembly for driving the adjusting block to slide, the adjusting assembly comprises a fixed block and an adjusting screw, the fixed block is fixed above the fixed seat, one end of the adjusting screw is threadedly connected with the adjusting block, and the other end is inserted into the fixed block and is slidingly connected with the fixed block.

4. The high-precision machining step difference adjusting device according to claim 3, characterized in that: The adjusting assembly further comprises a fixed screw, the fixed screw is arranged below the adjusting screw, an outer portion of the fixed screw is provided with a spring one located between the adjusting block and the fixed block, one end of the fixed screw is threadedly connected with the adjusting block, and the other end is inserted into the fixed block and is fixedly connected with the fixed block through a nut.

5. The high-precision machining step difference adjusting device according to claim 1, characterized in that: Further comprising a pre-tightening assembly, the pre-tightening assembly comprises equidistant rods, at least one equidistant rod is provided, and the equidistant rod is arranged on the fixed seat, and an upper end of the equidistant rod is threadedly connected with the adjusting block, the drive block and the precision pad in sequence.

6. The high-precision machining step difference adjusting device according to claim 5, characterized in that: The equidistant rod comprises a limiting end, a sliding column and a threaded section arranged in sequence, the fixed seat is provided with a stepped hole corresponding to the equidistant rod, the limiting end is in abutment with a stepped surface at a lower end of the stepped hole, the sliding column is slidingly connected with the stepped hole, the adjusting block is provided with a long hole arranged in parallel with the sliding groove one, the sliding column is inserted into the long hole and is movably connected with the long hole, the drive block is provided with a through hole corresponding to the sliding column, the through hole is slidingly connected with the sliding column, and the precision pad is provided with a threaded hole corresponding to the threaded section.

7. The high-precision machining step difference adjusting device according to claim 6, characterized in that: The pre-tightening assembly further comprises a spring two corresponding to the equidistant rod, the spring two is sleeved on the outer portion of the corresponding equidistant rod, one end of the spring two is in abutment with the limiting end, and the other end is in abutment with a stepped surface at an upper end of the stepped hole.

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