Wire fiducial translation device

Abstract

The application discloses a line reference conversion device and relates to the technical field of machining, and aims to solve the technical problem that machining machines cannot identify line references in the prior art, leading to discontinuous and paused machining and large errors. The line reference conversion device comprises an alignment assembly, a fixing assembly, an adjusting assembly, a shell and a placement plate. The alignment assembly, the fixing assembly and the adjusting assembly are connected with the shell. The shell is connected with the placement plate. The adjusting assembly is used for adjusting the alignment assembly. The placement plate is used for placing workpieces. The line reference conversion device can convert the face where the line reference on the workpiece is located into a reference face on the alignment assembly, so that the collection, conversion and identification of the line reference are realized, errors are reduced, and automatic machining is facilitated.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of mechanical processing, and particularly relates to a line reference conversion device. BACKGROUND

[0002] The line reference refers to one or a group of reference lines used for determining the size, shape, position and other elements on a workpiece. It is a geometric reference, which provides a standard starting position or direction for the design, manufacture and measurement of the workpiece.

[0003] In the processing of aerospace products, various large quantities of workpieces such as airfoils, cabin bodies and shells need to be marked to assist in determining the horizontal reference for processing. However, the existing processing machines can only automatically identify the plane, and cannot automatically identify the reference line on the workpiece. Therefore, it is necessary to adjust the posture of the workpiece and determine the position of the workpiece by using a marking needle disc and a height gauge, which causes discontinuous and intermittent processing, and has a large manual error. SUMMARY

[0004] In view of the above analysis, the present application aims to provide a line reference conversion device to solve the technical problems of discontinuous and intermittent processing, large error caused by the inability of the existing processing machine to identify the line reference.

[0005] The purpose of the present application is mainly realized through the following technical solutions:

[0006] A line reference conversion device comprises an alignment assembly, a fixing assembly, an adjusting assembly, a shell and a placement plate. The alignment assembly, the fixing assembly and the adjusting assembly are connected with the shell, the shell is connected with the placement plate, the adjusting assembly is used for adjusting the alignment assembly, and the placement plate is used for placing a workpiece.

[0007] Further, the alignment assembly comprises a line alignment tip, a reference table, a sliding table and a fixing sheet. The line alignment tip is arranged on the sliding table, the fixing sheet covers the line alignment tip and is connected with the fixing assembly, and the fixing sheet cooperates with the sliding table to limit the position of the line alignment tip, so that the line alignment tip can move along the sliding table.

[0008] Further, the adjusting assembly comprises a double gear ring, a driving gear and a rack. The rack is connected with the alignment assembly, the outer ring of the double gear ring is connected with the rack, and the inner ring of the double gear ring is connected with the driving gear.

[0009] Further, a sliding block is arranged on the side of the line alignment tip in contact with the sliding table, and a sliding rail is arranged on the side of the sliding table in contact with the line alignment tip. The sliding block cooperates with the sliding rail, so that the line alignment tip can move along the sliding table.

[0010] Further, the reference platform is connected with the pair of line tips, a reference surface is arranged on the reference platform, and the reference surface is coplanar with the tips of the pair of line tips in the horizontal direction.

[0011] Further, the alignment assembly further comprises a fixing screw, a fixing hole is arranged on the pair of line tips, and the fixing screw is connected with the fixing hole through the fixing plate.

[0012] Further, the fixing assembly comprises a fixing platform and a locking bolt, and the fixing platform is arranged at both ends of the sliding platform.

[0013] Further, the locking bolt penetrates the fixing platform and is used for fixing the position of the sliding platform.

[0014] Further, a guide rail is arranged on the fixing platform, and a moving block is arranged on the sliding platform, and the moving block is movable along the guide rail.

[0015] Further, an elastic material is arranged at the position where the locking bolt is in contact with the sliding platform.

[0016] Further, a clamping column is arranged on the placing plate, the workpiece is placed on the clamping column, and the workpiece is fixed through a clamping plate.

[0017] Further, the adjustment assembly further comprises an adjustment knob, the adjustment knob penetrates the shell and is connected with the driving gear, and rotating the adjustment knob can drive the double gear ring to rotate through the driving gear.

[0018] Further, the adjustment assembly further comprises a gear ring support rod, and the double gear ring is connected with the shell through the gear ring support rod.

[0019] Further, the adjustment assembly further comprises a driven gear, the driven gear is connected with the gear ring support rod, the driven gear is connected with the inner ring of the double gear ring, and when the driving gear drives the double gear ring to rotate, the driven gear is not in contact with the driving gear.

[0020] Further, a variable speed groove and a bearing hole are arranged on the gear ring support rod, and the bearing hole is arranged in the variable speed groove.

[0021] Further, a connecting head is arranged on the driving gear, the connecting head is movable along the variable speed groove, and the connecting head can be inserted into the bearing hole to be connected with the gear ring support rod.

[0022] Further, the position of the bearing hole is matched with the positions of the double gear ring and the driven gear, and when the connecting head is inserted into the bearing hole, the driving gear can be connected with the driven gear or the inner ring of the double gear ring.

[0023] Further, a limiting block is arranged on the gear ring support rod, and the limiting block is arranged on both sides of the gear shifting groove.

[0024] Further, a through groove is arranged on the shell, the through groove is matched with the gear shifting groove, and the adjusting knob can drive the connecting head to move in the gear shifting groove when the adjusting knob moves in the through groove.

[0025] Further, the clamping column comprises an outer column, an inner column and an adjusting bolt, the outer column is connected with the placing plate, the inner column is arranged in the outer column, a clamping plate is connected with the inner column, the inner column can move along the outer column and is fixed through the adjusting bolt.

[0026] Further, an adjusting groove is arranged on the placing plate, a ball screw is arranged in the adjusting groove, and the clamping column further comprises an adjusting block, the adjusting block is arranged in the adjusting groove and is connected with the ball screw.

[0027] Compared with the prior art, the present application can achieve at least one of the following beneficial effects:

[0028] (1) The line reference conversion device provided by the present application can collect the reference line on the workpiece and convert it to the reference surface of the reference table through the arrangement of the alignment assembly, so that the machining machine can recognize the data of the reference surface and then recognize the plane where the reference line is located, thereby processing the workpiece without the need for technicians to adjust and measure the workpiece, thereby realizing automatic processing recognition and processing of the machining machine, which is simple to operate, saves operation time, can realize automatic recognition and automatic processing, and saves human resources.

[0029] (2) The line reference conversion device provided by the present application can adjust the position of the alignment assembly through the arrangement of the adjusting assembly, so that the alignment assembly can accurately recognize and convert the plane where the line reference is located, reduce processing errors and improve the processing precision of the workpiece. Rotating the adjusting knob can make the driving gear rotate, thereby driving the double gear ring to rotate, so as to drive the rack to move up and down and adjust the alignment assembly. The adjusting precision of the alignment assembly can be controlled through the arrangement of the driven gear. When the driving gear is meshed and connected with the driven gear, the double gear ring is driven to rotate through the driven gear, so that the rack moves up and down, and the rack moves a relatively large distance when the adjusting knob rotates one circle, thereby accelerating the adjusting speed and realizing the coarse adjustment of the alignment assembly. When the driving gear is meshed and connected with the double gear ring, the rack moves a relatively small distance when the adjusting knob rotates one circle, thereby realizing the fine adjustment of the alignment assembly, saving the adjusting time, and improving the accuracy and precision of the alignment assembly in recognizing and converting the line reference.

[0030] (3) The line reference conversion device provided by the application can realize the fixation of the sliding table and the line tip through the fixation assembly and the fixation sheet, thereby increasing the stability of the line reference conversion device. The line tip can move along the sliding table, thereby approaching or moving away from the workpiece, realizing the collection of the line reference while avoiding the interference with the workpiece processing. The fixation sheet cooperates with the sliding table, thereby limiting the position of the line tip and preventing the position of the line tip from deviating. The locking bolt penetrates the fixation table, and the locking bolt can be compressed to fix the position of the sliding table through the adjustment of the locking bolt.

[0031] (4) The line reference conversion device provided by the application comprises the outer column, the inner column and the adjusting bolt. The inner column can move along the outer column and is fixed through the adjusting bolt, thereby adjusting the placement height of the workpiece according to the processing needs. The adjusting groove is arranged on the placement plate, and the ball screw is arranged in the adjusting groove. The clamping column can move along the adjusting groove through the ball screw, thereby adjusting the position of the clamping column according to the shape of the workpiece, realizing the fixation of different workpieces and increasing the versatility and adaptability of the line reference conversion device.

[0032] In the application, the above technical solutions can be combined with each other to realize more preferred combination solutions. Other features and advantages of the application will be described in the subsequent description, and some advantages will become apparent from the description or be understood by implementing the application. The purposes and other advantages of the application can be realized and obtained through the contents particularly indicated in the description, the embodiments and the drawings. BRIEF DESCRIPTION OF DRAWINGS

[0033] The drawings are only used to show the specific application and are not considered as limitations of the application. In the whole drawings, the same reference signs represent the same parts;

[0034] Figure 1 It is the overall structure schematic view of the line reference conversion device of the embodiment 1 of the application;

[0035] Figure 2 It is the structure schematic view of the alignment assembly of the embodiment 1 of the application;

[0036] Figure 3 It is the structure schematic view of the adjustment assembly of the embodiment 1 of the application;

[0037] Figure 4 It is one of the structure schematic views of the adjustment assembly of the embodiment 2 of the application;

[0038] Figure 5 It is the second of the structure schematic views of the adjustment assembly of the embodiment 2 of the application;

[0039] Figure 6 It is the structure schematic view of the connecting head of the embodiment 2 of the application;

[0040] Figure 7 This is a schematic diagram of the through-slot structure in Embodiment 2 of the present invention;

[0041] Figure 8 This is a schematic diagram of the placement plate and clamping column in Embodiment 3 of the present invention.

[0042] Figure label:

[0043] 1-Alignment assembly; 11-Line tip alignment; 111-Fixing hole; 12-Reference platform; 121-Reference surface; 13-Slide table; 14-Fixing plate; 2-Fixing assembly; 21-Fixing platform; 22-Locking bolt; 3-Adjustment assembly; 31-Adjustment knob; 32-Double gear ring; 33-Driving gear; 34-Rack; 35-Gear ring support rod; 4-Housing; 5-Placement plate; 51-Clamping column; 511-Outer column; 512-Inner column; 513-Adjustment bolt; 52-Adjustment groove; 521-Ball screw; 6-Workpiece. Detailed Implementation

[0044] The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings, which form part of the present invention and are used together with the invention to illustrate the principles of the invention.

[0045] Example 1

[0046] This embodiment provides a line reference conversion device, such as... Figure 1 As shown, it includes an alignment component 1, a fixing component 2, an adjustment component 3, a housing 4, and a placement plate 5. The alignment component 1, the fixing component 2, and the adjustment component 3 are connected to the housing 4, and the housing 4 is connected to the placement plate 5. The adjustment component 3 is used to adjust the alignment component 1, and the placement plate 5 is used to place the workpiece 6.

[0047] The placement plate 5 is provided with clamping posts 51, and there are multiple clamping posts 51. The workpiece 6 is placed on the clamping posts 51 and fixed by the clamping plate.

[0048] like Figures 1-2 As shown, the alignment assembly 1 includes a wire tip 11, a reference platform 12, a slide 13, a fixing plate 14, and fixing screws. The wire tip 11 is disposed on the slide 13. The fixing plate 14 covers the wire tip 11 and is connected to the fixing assembly 2. The fixing plate 14 cooperates with the slide 13 to limit the position of the wire tip 11, so that the wire tip 11 can move linearly along the slide 13. The wire tip 11 is provided with multiple fixing holes 111. The fixing screw passes through the fixing plate 14 and is detachably connected to the fixing holes 111, thereby fixing the position of the wire tip 11.

[0049] Preferably, a sliding block is arranged on the side of the alignment tip 11 contacting the sliding platform 13, and a sliding rail is arranged on the side of the sliding platform 13 contacting the alignment tip 11, so that the sliding block and the sliding rail cooperate to stabilize the movement path of the alignment tip 11 and prevent the alignment tip 11 from deviating.

[0050] The reference platform 12 is connected to the alignment tip 11, and a reference surface 121 is arranged on the reference platform 12, which is coplanar with the tip of the alignment tip 11 in the horizontal direction. The alignment tip 11 is used to indicate a reference line on the workpiece 6, and the reference surface 121 is used to indicate the plane in which the reference line is located, so that the probe of the machining machine can identify the plane in which the reference line is located through the reference surface 121.

[0051] As shown in Figure 1 , the fixing assembly 2 includes a fixing platform 21 and locking bolts 22. The fixing platform 21 is arranged at both ends of the sliding platform 13, and the sliding platform 13 can move along the fixing platform 21. The locking bolts 22 pass through the fixing platform 21, and the position of the sliding platform 13 can be fixed by adjusting the locking bolts 22 to press the sliding platform 13.

[0052] Preferably, a guide rail is arranged on the fixing platform 21, and a moving block is arranged on the sliding platform 13, which can move along the guide rail, so that the sliding platform 13 can move along the fixing platform 21.

[0053] Preferably, an elastic material such as a rubber pad is arranged at the position where the locking bolt 22 contacts the sliding platform 13, to prevent the locking bolt 22 from pressing the sliding platform 13 too tightly and causing indentation.

[0054] As shown in Figure 3 , the adjusting assembly 3 includes an adjusting knob 31, a double gear ring 32, a driving gear 33, a rack 34, and a gear ring support rod 35. The rack 34 is connected to the sliding platform 13, the double gear ring 32 is connected to the housing 4 through the gear ring support rod 35, the outer ring of the double gear ring 32 is connected to the rack 34 in meshing connection, the inner ring of the double gear ring 32 is connected to the driving gear 33 in meshing connection, the adjusting knob 31 passes through the housing 4 and is connected to the driving gear 33, and rotating the adjusting knob 31 can make the driving gear 33 rotate, which in turn drives the double gear ring 32 to rotate, thereby driving the rack 34 to move up and down, for adjusting the height of the sliding platform 13, so that the height of the alignment tip 11 is consistent with the position of the reference line on the workpiece 6.

[0055] Illustratively, the gear ring support rod 35 can rotate with the double gear ring 32, and the gear ring support rod 35 is connected to the housing 4 through a bearing seat, to prevent the housing 4 from interfering with the rotation of the double gear ring 32.

[0056] Illustratively, the gear ring support rod 35 is fixedly connected to the housing 4, and the gear ring support rod 35 is connected to the double gear ring 32 through a bearing seat, to prevent the housing 4 from interfering with the rotation of the double gear ring 32.

[0057] When the workpiece 6 needs to be processed, the workpiece 6 with the drawn reference line is fixed by the clamping column 51, the side with the drawn reference line is corresponded to the alignment assembly 1, the alignment tip 11 is adjusted to be close to the workpiece 6, the height of the alignment assembly 1 is adjusted by the adjusting assembly 3 to make the alignment tip 11 contact with the reference line, so that the reference surface 121 indicates the plane where the reference line is located, the position of the sliding table 13 is fixed by the locking bolt 22, so that the reference surface 121 keeps coplanar with the reference line on the workpiece 6; the position of the alignment tip 11 is adjusted to be away from the workpiece 6 to avoid interfering with the processing of the workpiece 6, and the position of the alignment tip 11 is fixed by the fixing screw. The line reference conversion device is placed on the processing plane of the processing machine, the reference surface 121 is recognized by the measuring head of the processing machine, and then the plane where the reference line is located is recognized, so that the processing machine can realize automatic processing without manual measurement and adjustment of the position and attitude of the workpiece 6, avoiding intermittent and stop processing and reducing manual error.

[0058] Embodiment 2

[0059] The embodiment provides a line reference conversion device, as shown in Figures 4-6 The difference between the embodiment 1 and the embodiment 2 is that the second adjusting assembly 3 further comprises a driven gear 36, the driven gear 36 is connected with the gear ring support rod 35, the driven gear 36 is meshingly connected with the inner ring of the double gear ring 32, and when the driving gear 33 drives the double gear ring 32 to rotate, the driven gear 36 does not contact the driving gear 33. By arranging the driven gear 36, the speed adjustment of the rack 34 can be realized, so that the coarse adjustment and fine adjustment of the alignment assembly 1 can be realized, and the accuracy and accuracy of the line reference conversion device in taking and converting the line reference can be improved.

[0060] As shown in Figure 5 The gear ring support rod 35 is provided with a speed change groove 351 and a bearing hole 352, the bearing hole 352 is arranged in the speed change groove 351, the bearing hole 352 is arranged in plurality, the driving gear 33 is provided with a connecting head 331, the connecting head 331 can move along the speed change groove 351, the connecting head 331 can be inserted into the bearing hole 352 to be connected with the gear ring support rod 35; the position of the bearing hole 352 cooperates with the positions of the double gear ring 32 and the driven gear 36, when the connecting head 331 is inserted into the bearing hole 352, the driving gear 33 can be meshingly connected with the inner ring of the driven gear 36 or the double gear ring 32, so as to drive the driven gear 36 or the double gear ring 32 to rotate.

[0061] Preferably, the gear ring support rod 35 is further provided with a limiting stopper 353, the limiting stopper 353 is arranged on both sides of the speed change groove 351, and the limiting stopper 353 is used for preventing the connecting head 331 from sliding out of the speed change groove 351.

[0062] As shown in Figure 7As shown, the housing 4 is provided with a through slot 41, the adjusting knob 31 can move in the through slot 41, the position of the through slot 41 matches the gear shifting groove 351, and the adjusting knob 31 can drive the connecting head 331 to move in the gear shifting groove 351 when the adjusting knob 31 moves in the through slot 41.

[0063] When it is needed to adjust the height of the alignment assembly 1 to make the alignment tip 11 collect the reference line on the workpiece 6, the adjusting knob 31 is moved in the through slot 41, the connecting head 331 is moved in the gear shifting groove 351 to the position where the driving gear 33 meshes with the driven gear 36, the adjusting knob 31 is pressed towards the housing 4 to make the connecting head 331 enter the bearing hole 352, the adjusting knob 31 is rotated to make the driving gear 33 drive the driven gear 36 to rotate, and then drive the double gear ring 32 to rotate, so that the rack 34 moves up and down, thereby realizing the coarse adjustment of the alignment assembly 1; the adjusting knob 31 is moved away from the housing 4 to make the connecting head 331 leave the bearing hole 352, the adjusting knob 31 is moved in the through slot 41 to make the connecting head 331 move in the gear shifting groove 351 to the position where the driving gear 33 meshes with the double gear ring 32, the adjusting knob 31 is pressed towards the housing 4 to make the connecting head 331 enter the bearing hole 352, the adjusting knob 31 is rotated to make the driving gear 33 drive the double gear ring 32 to rotate, so that the rack 34 moves up and down with a smaller amplitude than that in the coarse adjustment, the alignment assembly 1 is adjusted until the alignment tip 11 contacts with the reference line, thereby realizing the fine adjustment of the alignment assembly 1.

[0064] Embodiment 3

[0065] The embodiment provides a line reference conversion device, which comprises a housing 4, a placing plate 5, a clamping column 51, a clamping plate 52, a double gear ring 32, a rack 34, a driving gear 33, a driven gear 36, an adjusting knob 31, a connecting head 331, a bearing hole 352, a gear shifting groove 351, and an alignment tip 11. Figure 8 The difference between the embodiment and the embodiments 1 and 2 is that the clamping column 51 is provided as a height-adjustable structure.

[0066] For example, the clamping column 51 comprises an outer column 511, an inner column 512 and an adjusting bolt 513, the outer column 511 is connected with the placing plate 5, the inner column 512 is arranged in the outer column 511, the clamping plate 52 is connected with the inner column 512, the inner column 512 can move along the outer column 511 and is fixed through the adjusting bolt 513, so that the placing height of the workpiece 6 can be adjusted according to the processing requirement. The adjusting bolt 513 is threadedly connected with the inner column 512 and the outer column 511, when the adjusting bolt 513 is loosened, the inner column 512 can move along the outer column 511, so that the height of the clamping column 51 is adjusted; when the adjusting bolt 513 is tightened, the position of the inner column 512 is fixed, so that the height of the clamping column 51 is fixed. The adjusting bolt 513 is a prior art, which will not be described here.

[0067] Preferably, a scale table is arranged on the inner column 512 and the outer column 511, so as to improve the accuracy of the adjustment of the clamping column 51.

[0068] Preferably, the placing plate 5 is provided with an adjusting groove 52, a ball screw 521 is arranged in the adjusting groove 52, the clamping column 51 further comprises an adjusting block 514, the adjusting block 514 is arranged in the adjusting groove 52 and connected with the ball screw 521, the ball screw 521 can move the adjusting block 514 along the adjusting groove 52, so that the position of the clamping column 51 can be adjusted according to the shape of the workpiece 6, the workpiece 6 of different shapes can be fixed, and the universality and adaptability of the linear reference conversion device are increased.

[0069] The above merely describes the preferred embodiments of the present application, but the protection scope of the present application is not limited to this. Any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A line reference conversion device, characterized in that, It includes an alignment component (1), a fixing component (2), an adjustment component (3), a housing (4), and a placement plate (5). The alignment component (1), the fixing component (2), and the adjustment component (3) are connected to the housing (4). The housing (4) is connected to the placement plate (5). The adjustment component (3) is used to adjust the alignment component (1), and the placement plate (5) is used to place the workpiece (6). The alignment assembly (1) includes an alignment tip (11), a reference stage (12), a slide (13), and a fixing plate (14). The alignment tip (11) is disposed on the slide (13). The fixing plate (14) covers the alignment tip (11) and is connected to the fixing assembly (2). The fixing plate (14) cooperates with the slide (13) to limit the position of the alignment tip (11) so that the alignment tip (11) can move along the slide (13). A slider is provided on the surface of the alignment tip (11) that contacts the slide (13). A slide rail is provided on the surface of the slide (13) that contacts the alignment tip (11). The slider cooperates with the slide rail so that the alignment tip (11) can move along the slide (13). The reference platform (12) is connected to the alignment tip (11). A reference surface (121) is provided on the reference platform (12). The reference surface (121) and the tip of the alignment tip (11) are coplanar in the horizontal direction. When the workpiece (6) needs to be processed, the workpiece (6) with the reference line drawn is fixed by the clamping column (51) so that the side with the reference line drawn corresponds to the alignment component (1). The alignment tip (11) is adjusted so that the alignment tip (11) is close to the workpiece (6). The height of the alignment component (1) is adjusted by the adjustment component (3) so that the alignment tip (11) contacts the reference line, so that the reference surface (121) indicates the plane where the reference line is located. The position of the slide (13) is fixed by the locking bolt (22) so that the reference surface (121) remains coplanar with the reference line on the workpiece (6).

2. The line reference conversion device according to claim 1, characterized in that, The adjustment assembly (3) includes a double gear ring (32), a drive gear (33) and a rack (34). The rack (34) is connected to the slide (13). The outer ring of the double gear ring (32) is connected to the rack (34), and the inner ring of the double gear ring (32) is connected to the drive gear (33).

3. The line reference conversion device according to claim 1, characterized in that, The alignment assembly (1) also includes a fixing screw, and a fixing hole (111) is provided on the alignment tip (11). The fixing screw can pass through the fixing piece (14) and connect to the fixing hole (111).

4. The line reference conversion device according to claim 1, characterized in that, The fixing component (2) includes a fixing platform (21) and a locking bolt (22), wherein the fixing platform (21) is disposed at both ends of the slide (13).

5. The line reference conversion device according to claim 4, characterized in that, The locking bolt (22) passes through the fixed platform (21) and is used to fix the position of the slide (13).

6. The line reference conversion device according to claim 5, characterized in that, The fixed platform (21) is provided with a guide rail, and the sliding platform (13) is provided with a moving block, which can move along the guide rail.

7. The line reference conversion device according to claim 5 or 6, characterized in that, An elastic material is provided at the position where the locking bolt (22) contacts the slide (13).

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