Positioning clamping device, direction-changing positioning locking device and direction-changing positioning locking method

Abstract

The present invention discloses a positioning clamping device, a direction-changing positioning locking device and a direction-changing positioning locking method. The positioning clamping device comprises a rotating seat and a turntable. The turntable is arranged on the rotating seat and can rotate relative to the rotating seat. A slide groove is arranged on the turntable. A sliding member is arranged in the slide groove. A distance adjusting member for positioning the sliding member is arranged in the slide groove. The present invention can adapt to the complex process requirements of the workpiece and conveniently perform complex position adjustment and positioning on the workpiece to be processed.

Description

Technical Field

[0001] The invention belongs to the field of workpiece clamping and positioning, and in particular relates to a positioning clamping device, a direction-changing positioning locking device and a direction-changing positioning locking method. Background Art

[0002] During machining, fixtures are basically used. Common fixtures include vises and chucks, which are used to clamp and position the workpiece.

[0003] However, the existing clamping method is single and cannot complete the clamping effect for some complex workpieces, cannot adapt to the complex process requirements during workpiece processing, and is not convenient for complex position adjustment and positioning of the workpiece to be processed. Summary of the invention

[0004] The object of the present invention is to provide a positioning clamping device, a direction-changing positioning locking device and a direction-changing positioning locking method, which can adapt to the complex process requirements of the workpiece and conveniently perform complex position adjustment and positioning on the workpiece to be processed.

[0005] The present invention provides a positioning clamping device, comprising a rotating seat and a turntable, wherein the turntable is arranged on the rotating seat and can rotate relative to the rotating seat, a slide groove is arranged on the turntable, a sliding member is arranged in the slide groove, and a distance adjusting member for positioning the sliding member is arranged in the slide groove.

[0006] In one of the embodiments, a first circumferential positioning portion is provided on the rotating seat, and a second circumferential positioning portion is provided on the rotating disk, and the first circumferential positioning portion corresponds to the second circumferential positioning portion.

[0007] In one embodiment, the first circumferential positioning portion is a positioning notch, which has a first positioning edge, a second positioning edge and a third positioning edge, the second positioning edge is located between the first positioning edge and the third positioning edge, and the first positioning edge is opposite to the third positioning edge; there are at least two first circumferential positioning portions distributed around the periphery of the rotating seat.

[0008] In one of the embodiments, a snap ring is further included. The upper portion of the rotating seat is divided by the positioning notch to form at least two protrusions. A clamping platform is provided on the outer side of each protrusion, and the snap ring is sleeved on each clamping platform.

[0009] In one of the embodiments, a pressure plate is further provided above the rotating disk, the pressure plate cooperates with the rotating seat, a clearance hole is provided on the pressure plate, and the sliding member is exposed relative to the clearance hole.

[0010] In one of the embodiments, the edge of the pressure plate and the edge of the rotating seat are connected by threads.

[0011] In one embodiment, a distance adjusting member is provided between the second circumferential positioning portion and the first positioning edge, and between the second circumferential positioning portion and the third positioning edge.

[0012] In one embodiment, the distance adjustment member includes an adjustment seat, a first movable block, a second movable block, and an adjusting bolt. The first movable block is installed on the adjustment seat, and a matching first guide rail and a first guide groove are provided between the first movable block and the adjustment seat; the adjusting bolt passes through the second movable block and the adjustment seat at the same time, and the distance between the second movable block and the adjustment seat is adjusted by the adjusting bolt; the first movable block is provided with a first matching bevel, the second movable block is provided with a second matching bevel, and the first matching bevel matches the second matching bevel.

[0013] In one embodiment, there are two distance adjustment members disposed on the turntable, which are located on opposite sides of the sliding member.

[0014] In one embodiment, an arc-shaped recessed platform is provided on the inner side of the rotating seat, and the rotating disk is placed in the arc-shaped recessed platform and slidably cooperates with the arc-shaped recessed platform.

[0015] In one embodiment, a first mounting groove and a second mounting groove communicating with the circumferential outer side surface are provided on the turntable, a first slide bar and a second slide bar are respectively provided in the first mounting groove and the second mounting groove, and the slide groove is formed between the first slide bar and the second slide bar.

[0016] In one embodiment, the sliding member includes a first sliding member and a second sliding member, the first sliding member is fixed to the second sliding member, and two sliding ears are provided on both sides of the lower part of the first sliding member, and the two sliding ears are respectively clamped on the lower parts of the first sliding bar and the second sliding bar; two sliding ears are also formed on both sides of the lower part of the second sliding member, and the two sliding ears are respectively clamped on the upper parts of the first sliding bar and the second sliding bar.

[0017] In one of the embodiments, a second connecting member and a second locking member are further included. A second connecting hole and a second locking hole are provided on the rotating seat. The second connecting hole is provided at the end of the rotating seat, and the second locking hole is provided at the side of the rotating seat. The second connecting hole and the second locking hole are communicated with each other inside the rotating seat. One end of the second connecting member is installed in the second connecting hole, and the second locking member is installed in the second locking hole. The second locking member cooperates with the second connecting member in the second connecting hole to lock the second connecting member to the rotating seat.

[0018] In one embodiment, the second locking member includes a locking nail body and a holding block. The holding block passes through the second locking hole and cooperates with the second connecting member. The locking nail body presses the holding block.

[0019] In one embodiment, there are at least two second connecting members, at least four holding blocks, and at least two locking nail bodies. One second connecting member, one locking nail body, and two holding blocks form a group.

[0020] The present invention also provides a direction-changing positioning locking device, including a direction-changing positioning locking element, a support column and the aforementioned positioning clamping device, wherein the lower end of the support column is connected to the sliding element, and the upper end of the support column is connected to the direction-changing positioning locking element.

[0021] The present invention also provides a direction-changing positioning and locking method.

[0022] The workpiece to be processed is mounted on the sliding member;

[0023] The angle of the workpiece to be processed is adjusted by rotating the turntable in the rotating seat;

[0024] The horizontal position of the workpiece to be processed is adjusted by the sliding member moving horizontally in the slide groove.

[0025] The technical solution provided by the present invention has the following advantages and effects:

[0026] Before processing the workpiece to be processed, the workpiece to be processed is first directly or indirectly mounted on a sliding member, the turntable is rotated in a rotating seat to adjust the angle of the workpiece to be processed in a horizontal plane, and the horizontal position of the workpiece to be processed is adjusted by translation of the sliding member in a slide groove. The position and orientation of the workpiece to be processed can be accurately adjusted and fixed, and the present invention can meet the complex processing requirements of the workpiece to be processed. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] The accompanying drawings herein show specific examples of the technical solutions described in the present invention, and together with the specific implementation methods, constitute a part of the specification, and are used to explain the technical solutions, principles and effects of the present invention.

[0028] Unless otherwise specified or defined, the same reference numerals in different drawings represent the same or similar technical features, and the same or similar technical features may also be represented by different reference numerals.

[0029] Figure 1 is a stereoscopic diagram of a workpiece to be processed being clamped by using the direction-changing positioning and locking device in an embodiment of the invention;

[0030] Figure 2 This Figure 1 Front view of;

[0031] Figure 3 yes Figure 2 A cross-sectional view of

[0032] Figure 4 yes Figure 2 A top view of

[0033] Figure 5 yes Figure 2 Exploded diagram of

[0034] Figure 6 is a three-dimensional diagram of the positioning and clamping device according to an embodiment of the present invention;

[0035] Figure 7 is a cross-sectional view of the positioning and clamping device according to an embodiment of the present invention in a first direction;

[0036] Figure 8 is a cross-sectional view of the positioning and clamping device according to an embodiment of the present invention in a second direction;

[0037] Fig. 9 is an exploded view of the connection structure between the rotating seat and the work table according to an embodiment of the present invention;

[0038] Fig.10 is a three-dimensional diagram of the rotating seat according to an embodiment of the present invention;

[0039] Fig.11 is a stereogram of a turntable according to an embodiment of the present invention;

[0040] Fig.12 is a three-dimensional diagram of a pressure plate according to an embodiment of the present invention;

[0041] Fig.13 is a schematic diagram of adjusting the horizontal position of a sliding member according to an embodiment of the present invention;

[0042] Fig.14 is a schematic diagram of the angle adjustment of the turntable according to an embodiment of the present invention;

[0043] Fig.15 is an exploded view of the second structure of the positioning and clamping device according to the embodiment of the present invention;

[0044] Fig.16 is a three-dimensional diagram of a third structure of the positioning and clamping device according to an embodiment of the present invention;

[0045] Fig.17 is an exploded view of the third structure of the positioning and clamping device according to the embodiment of the present invention;

[0046] Fig.18 is a structural diagram of the first sliding member according to an embodiment of the present invention;

[0047] Fig.19 is a structural diagram of the second sliding member according to an embodiment of the present invention;

[0048] Fig. 20 is a three-dimensional diagram of the direction-changing positioning lock member according to an embodiment of the present invention;

[0049] Fig.21 is a top view of the direction-changing positioning lock member according to an embodiment of the present invention;

[0050] Fig. 22 is a front view of the direction-changing positioning lock member according to an embodiment of the present invention;

[0051] Fig.23 is a cross-sectional view of the direction-changing positioning lock member according to an embodiment of the present invention;

[0052] Fig.24 is a structural diagram of the locking seat according to an embodiment of the present invention;

[0053] Fig.25 is a structural diagram of a lock disk according to an embodiment of the present invention;

[0054] Fig.26 This is a second structural diagram of the rotating head described in the embodiment of the utility model;

[0055] Fig. 27 is a structural diagram of a rotating head according to an embodiment of the present invention;

[0056] Fig.28 is a schematic diagram of the connection between the locking seat and the support column according to an embodiment of the present invention;

[0057] Fig.29 is an exploded cross-sectional view of a second connection structure of a support column according to an embodiment of the present invention;

[0058] Fig.30 is a cross-sectional view of the connection of the support columns according to an embodiment of the present invention;

[0059] Fig.31 is a cross-sectional view of the first locking component / the second locking component / the third locking component in an embodiment of the present invention;

[0060] Fig.32 is a structural diagram of a first type of connecting member in an embodiment of the present invention;

[0061] Fig.33 is a structural diagram of a second type of connecting member in an embodiment of the present invention;

[0062] Fig.34 This is a second structural diagram of the connection member and the locking member being locked in an embodiment of the present invention;

[0063] Fig.35 is a structural diagram of a distance adjustment member in an embodiment of the present invention;

[0064] Fig.36 is a structural diagram of a distance adjustment seat in an embodiment of the present invention;

[0065] Fig.37is a structural diagram of a first active block in an embodiment of the present invention;

[0066] Fig.38 is a structural diagram of a second activity block in an embodiment of the present invention;

[0067] Description of reference numerals:

[0068] 11. Workpiece to be processed, 12. Work surface,

[0069] 30. Directional positioning lock,

[0070] 31. locking seat, 311. locking recess, 312. first locking hole, 313. first positioning arc,

[0071] 32. rotating head, 321. fixing member, 322. ball head, 3221. positioning groove, 323. connecting rod, 3231. limiting end head, 324. fourth connecting hole, 325. second positioning ring,

[0072] 33. Locking plate, 3311. First matching spherical surface, 3312. Second matching spherical surface, 332. Second locking hole, 333. Second positioning arc,

[0073] 34. Locking parts,

[0074] 50. Support column,

[0075] 51. Splicing

[0076] 521, a first connecting member, 522, a second connecting member, 523, a third connecting member,

[0077] 531, first locking member, 532, second locking member, 533, third locking member,

[0078] 541, first connection hole, 542, second connection hole, 543, third connection hole,

[0079] 551, first keyhole, 552, second keyhole, 553, third keyhole,

[0080] 561, locking nail body, 562, holding block, 5621, nail hole, 5622, locking teeth, 571, limiting protrusion, 572, limiting mounting hole, 573, transverse groove, 581, clamping end, 582, threaded end, 583, split fork, 59, first positioning ring, 591, positioning groove,

[0081] 70. Positioning and clamping device,

[0082] 71, rotating seat, 711, protrusion, 712, clamping table, 713, external connection thread,

[0083] 72, turntable, 721, slide, 722, first mounting groove, 723, first slide, 724, second mounting groove, 725, second slide, 726, ring stage, 727, slide positioning pin, 728, slide fixing pin,

[0084] 731, sliding member, 7311, first sliding member, 7312, second sliding member, 7313, third mounting groove, 7314, fixing screw hole, 7315, sliding ear, 7316, fixing screw,

[0085] 732. Snap ring,

[0086] 741, first circumferential positioning portion, 7411, first positioning edge, 7412, second positioning edge, 7413, third positioning edge, 742, second circumferential positioning portion, 7421, pin hole, 7422, positioning pin,

[0087] 75, pressure plate, 751, clearance hole, 752, arc-shaped concave platform, 753, internal connection thread,

[0088] 90. Distance adjustment part,

[0089] 91, distance adjustment seat, 911, first guide rail, 912, yielding platform,

[0090] 92, first movable block, 921, first matching inclined surface, 922, first guide groove, 923, second guide groove,

[0091] 93. second movable block, 931. second matching inclined surface, 932. second guide rail,

[0092] 94. Adjusting bolt, 95. Adjusting screw hole. DETAILED DESCRIPTION

[0093] In order to facilitate the understanding of the present invention, specific embodiments of the present invention will be described in more detail below with reference to the accompanying drawings.

[0094] Unless otherwise specified or defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art. In the context of the actual scenario of the technical solution of the present invention, all technical and scientific terms used herein may also have the meaning corresponding to the purpose of implementing the technical solution of the present invention.

[0095] Unless otherwise specified or defined, the "first, second..." used in this article is merely used to distinguish names and does not represent a specific quantity or order.

[0096] Unless specifically stated or defined otherwise, the term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0097] It should be noted that when a component is considered to be "fixed to" another component, it can be directly fixed to the other component or there can be a central component; when an component is considered to be "connected to" another component, it can be directly connected to the other component or there can be a central component at the same time; when an component is considered to be "installed on" another component, it can be directly installed on the other component or there can be a central component at the same time. When an component is considered to be "set on" another component, it can be directly set on the other component or there can be a central component at the same time.

[0098] Unless otherwise specified or defined, the “said” and “the” used in this document refer to the technical features or technical contents mentioned or described before the corresponding position, and the technical features or technical contents may be the same as or similar to the technical features or technical contents mentioned therein.

[0099] Undoubtedly, technical contents or technical features that are contrary to the purpose of the present invention or are obviously contradictory should be excluded.

[0100] like Figures 1 to 5 As shown, the reversible positioning locking device includes a reversible positioning locking member 30, a support column 50, and a positioning clamping device 70. The positioning clamping device 70 is installed on the work table 12. The reversible positioning locking member 30 is installed on the positioning clamping device 70 through the support column 50, and the workpiece 11 to be processed is installed on the reversible positioning locking member 30.

[0101] Distance adjustment 90

[0102] like Figures 35 to 38 As shown, it is a structural diagram of the distance adjustment member 90, which includes a distance adjustment seat 91, two first movable blocks 92, a second movable block 93, and an adjusting bolt 94. The two first movable blocks 92 are respectively arranged on two opposite sides of the distance adjustment seat 91, a first guide groove 922 is provided on the first movable block 92, and a first guide rail 911 is provided on the distance adjustment seat 91. The first guide rail 911 cooperates with the first guide groove 922. The adjusting bolt 94 passes through the adjusting screw hole 95 on the second movable block 93 and the distance adjustment seat 91 at the same time, and the distance between the second movable block 93 and the distance adjustment seat 91 is adjusted by the adjusting bolt 94; the first movable block 92 is provided with a first matching bevel 921, the second movable block 93 is provided with a second matching bevel 931, and the first matching bevel 921 cooperates with the second matching bevel 931.

[0103] The first guide rail 911 disposed on the distance adjustment seat 91 is divided into two sections. A yield platform 912 is disposed between the two sections of the first guide rail 911 . The height of the yield platform 912 is lower than that of the first guide rail 911 .

[0104] A second guide rail 932 and a second guide groove 923 are provided between the first movable block 92 and the second movable block 93, that is, the second guide rail 932 is provided on the second movable block 93, and the second guide groove 923 is provided on the first movable block 92. The included angles between the second guide rails 932 on both sides relative to the adjusting bolt 94 are equal, but the inclination directions of the second guide rails 932 on both sides relative to the adjusting bolt 94 are opposite. The distance between the two second guide rails 932 on both sides of the second movable block 93, which are close to the distance adjustment seat 91, is smaller than the distance away from the distance adjustment seat 91.

[0105] A pillow block is provided on the second movable block 93, the rear end of the adjusting bolt 94 is placed in the pillow block, an internal thread is provided on the distance adjusting seat 91, and an external thread is provided on the front end of the adjusting bolt 94, and the external thread of the adjusting bolt 94 matches the internal thread of the distance adjusting seat 91. The angles of the first matching bevel 921 and the second matching bevel 931 relative to the axis of the adjusting bolt 94 are less than 45 degrees.

[0106] The distance between the second movable block 93 and the distance adjustment seat 91 can be adjusted by adjusting the bolt 94, so as to drive the second movable block 93 to move. When the second movable block 93 moves, the distance between the first movable block 92 changes through the first matching bevel 921 and the second matching bevel 931. This structure can realize arbitrary adjustment of the position of the first movable block 92, and the structure is simple. By setting the angles of the first matching bevel 921 and the second matching bevel 931, the ratio between the moving distance of the first movable block 92 and the moving distance of the second movable block 93 can be adjusted.

[0107] A first guide rail 911 and a first guide groove 922 are provided between the first movable block 92 and the distance adjustment seat 91. When the first movable block 92 and the distance adjustment seat 91 are moved, no offset or skew occurs, the positioning is more accurate, and the accuracy of distance adjustment is improved. Furthermore, the first guide rail 911 or the first guide groove 922 is divided into two sections, and a yielding platform 912 is provided between the two sections of the first guide rail 911 or the two sections of the first guide groove 922. When the second movable block 93 moves, the yielding platform 912 can make room for the second movable block 93 to move, thereby increasing the stroke of the second movable block 93.

[0108] A second guide rail 932 and a second guide groove 923 are provided between the second movable block 93 and the first movable block 92. When the second movable block 93 and the first movable block 92 move, there is no offset or skew, the positioning is more accurate, and the accuracy of distance adjustment is improved. The second guide rails 932 on both sides are equal in angle with respect to the adjusting bolt 94 and the inclination directions are opposite. When the second movable block 93 moves, the first movable blocks 92 on both sides move in two opposite directions respectively, so that the adjustable distance can be doubled.

[0109] Directional positioning lock 30

[0110] like Figures 19 to 28 The structure diagram of the direction-changing positioning lock 30 is shown, and the direction-changing positioning lock 30 includes a locking seat 31, a rotating head 32, a locking disk 33 and a locking member 34. A locking recess 311 is provided on the locking seat 31, and the rotating head 32 is placed in the locking recess 311 and cooperates with the locking recess 311. The locking disk 33 is connected to the locking seat 31 through the locking member 34. A locking surface that cooperates with the rotating head 32 is provided on the inner side of the locking disk 33, and a fixing member 321 is provided on the rotating head 32. A first positioning arc 313 is provided on the outer side of the periphery of the locking seat 31, and a second positioning arc 333 is provided on the inner side of the locking disk 33. The first positioning arc 313 cooperates with the second positioning arc 333, and the locking disk 33 is positioned with the locking seat 31 to prevent the locking disk 33 from being skewed or offset.

[0111] The locking plate 33 forms a non-closed ring shape with respect to the locking seat 31 at an angle area of ​​less than 180 degrees in the circumferential direction. The inner wall of the locking plate 33 has a first matching spherical surface 3311 and a second matching spherical surface 3312. The first matching spherical surface 3311 matches with the outer surface of the rotating head 32, and the second matching spherical surface matches with the upper surface of the locking seat 31. The curvature of the first matching spherical surface is greater than the curvature of the second matching spherical surface.

[0112] The locking seat 31 is provided with a plurality of first locking holes 312 on the outer circumferential side thereof, and the plurality of first locking holes 312 are evenly distributed on the locking seat 31. The locking plate 33 is provided with a second locking hole 332, and the locking member 34 cooperates with the first locking hole 312 and the second locking hole 332.

[0113] The second structure of the rotating head 32 is as follows Fig.26As shown, the rotating head 32 includes a ball head 322 and a connecting rod 323. A fourth connecting hole 324 is provided on the ball head 322. The fourth connecting hole 324 forms a through hole on the ball head 322. A limiting end 3231 is provided at the rear end of the connecting rod 323. After the connecting rod 323 passes through the fourth connecting hole 324, the limiting end 3231 is limited. A positioning groove 3221 is provided on the ball head 322. A second positioning ring 325 is provided in the positioning groove 3221. The connecting rod 323 passes through the second positioning ring 325 and is precisely positioned by the second positioning ring 325.

[0114] Before processing the workpiece 11, the workpiece 11 is mounted on the rotating head 32, and the position of the rotating head 32 relative to the locking seat 31 is rotated to adjust the angle of the workpiece 11. After the angle is adjusted, the locking plate 33 and the locking seat 31 are locked and fixed by the locking member 34, so that the angle of the workpiece 11 is finally fixed to facilitate the processing of the workpiece 11.

[0115] Support column 50

[0116] like Figures 24 to 30 The structure of the support column 50 is shown, which includes a splicing body 51, a connecting piece and a locking piece. The splicing body 51 is provided with two first connecting holes 541 and two first locking holes 551. The first connecting holes 541 are provided at two ends of the splicing body 51, and the first locking holes 551 are provided at two sides of the splicing body 51. The first connecting holes 541 and the first locking holes 551 are communicated with each other inside the splicing body 51. One end of the connecting piece is installed in the first connecting hole 541, and the locking piece is installed in the first locking hole 551. The locking piece cooperates with one end of the connecting piece located in the first connecting hole 541.

[0117] The locking member includes a locking nail body 561 and a holding block 562. The holding block 562 is provided with a nail hole 5621 and a locking tooth 5622. The holding block 562 passes through the first locking hole 551 and cooperates with the first connecting member 521. The locking nail body 561 passes through the nail hole 5621 and cooperates with the holding block 562. The locking nail body 561 presses the holding block 562 and clamps the clamping end 581 on the connecting member through the locking tooth 5622 on the holding block 562. The first locking hole 551 passes through both sides of the splicing body 51. The holding block 562 includes a first pressing block and a second pressing block. The first pressing block and the second pressing block are respectively installed from the first locking holes 551 on both sides of the splicing body 51. The locking nail body 561 cooperates with the first pressing block and the second pressing block. The first pressing block and the second pressing block are both provided with nail holes 5621, and the inner wall of the connecting hole on the second pressing block is provided with threads, and the locking nail body 561 passes through the nail holes 5621 of the first pressing block and the second pressing block and cooperates with the threads of the second pressing block. The holding block 562 is provided with locking teeth 5622, and the holding portion is held in a pressed manner with the connecting piece. Fig.34 As shown, the holding block 562 can also be designed as another structure. The locking teeth 5622 are arranged at the end of the holding block 562 and are located around the nail hole 5621. This structure is simpler. In order to make way for the locking nail body 561, a fork 583 is provided in the middle of the connecting piece.

[0118] The splicing body 51 is provided with a limit installation hole 572, the limit installation hole 572 is communicated with the first locking hole 551, the locking member is provided with a transverse groove 573, the direction of the transverse groove 573 is the same as the direction of the first locking hole 551, a limit convex column 571 is provided in the transverse groove 573, and abuts against the side wall of the transverse groove 573. The limit convex column 571 passes through the limit installation hole 572 and limits the sliding of the locking member.

[0119] The structure of the connecting piece is as follows Fig.32 As shown, it may include two clamping ends 581, and the two clamping ends 581 are respectively installed in the first connecting holes 541 of the two splicing bodies 51, as shown in FIG. Fig.33 As shown, the connector may also have a clamping end 581 at one end and a threaded end 582 at the other end.

[0120] When the aforementioned locking method is adopted, two, three or more splicing bodies 51 may be used for splicing, and the number of splicing bodies 51 may be adjusted as needed. The splicing bodies 51 of the support column 50 may be locked in the aforementioned manner.

[0121] The aforementioned locking method can realize the locking between the multiple splicing bodies 51 on the support column 50, the locking between the support column 50 and the positioning clamping device 70, and the locking between the support column 50 and the direction-changing positioning lock 30. For example, in the present embodiment, each splicing body 51 of the support column 50, the rotating seat 71 of the direction-changing positioning lock 30, and the locking seat 31 of the direction-changing positioning lock 30 are provided with connecting holes and locking holes, and the corresponding connecting members are connected. At this time, "first connecting member 521", "second connecting member", "third connecting member 523", "first connecting hole 541", "second connecting hole 542", "third connecting hole 543", "first locking hole 551", "second locking hole 552", "third locking hole 553", etc., are all for different connection parts, and the names are distinguished, and the connection methods and principles are the same.

[0122] The locking part is installed in the first locking hole 551, and the connecting part is installed in the first connecting hole 541. The locking part is close to the position of the connecting part, and the connecting part is fixed to the splicing body 51 by the locking part close to the connecting part. The connecting part can be spliced ​​with the splicing body 51 or other parts, and can also fix the workpiece. If it needs to be disassembled, it can be directly unlocked by unlocking the locking part, so it is convenient to install and use.

[0123] Positioning clamping device 70

[0124] like Figures 6 to 19 The figure shows the structure of the positioning and clamping device 70 , which includes a rotating seat 71 and a turntable 72 . The turntable 72 is arranged on the rotating seat 71 and can rotate relative to the rotating seat 71 . A slide groove 721 is arranged on the turntable 72 , and a sliding member 731 is arranged in the slide groove 721 .

[0125] The turntable 72 is provided with a first mounting groove 722 and a second mounting groove 724 which are communicated with the circumferential outer side surface. The first mounting groove 722 and the second mounting groove 724 are respectively provided with a first slide bar 723 and a second slide bar 725. The first slide bar 723 and the second slide bar 725 are fixed by slide bar fixing nails 728 and accurately positioned by slide bar positioning nails 727. The slide groove 721 is formed between the first slide bar 723 and the second slide bar 725. To ensure the matching accuracy, the first slide bar 723 and the second slide bar 725 can be made of wear-resistant materials and processed with high precision. Three first circumferential positioning portions 741 (i.e., positioning notches) are provided on the rotating seat 71, and a pin hole 7421 is opened on the turntable 72. A positioning pin 7422 is provided in the pin hole 7421, and the positioning pin 7422 forms a second circumferential positioning portion 742. The first circumferential positioning portion 741 corresponds to the second circumferential positioning portion 742, and each positioning notch has a first positioning edge 7411, a second positioning edge 7412 and a third positioning edge 7413. The second positioning edge 7412 is located between the first positioning edge 7411 and the third positioning edge 7413, and the first positioning edge 7411 is opposite to the third positioning edge 7413; there are at least two first circumferential positioning portions 741, which are distributed around the periphery of the rotating seat 71.

[0126] The upper part of the rotating seat 71 is divided by the positioning notch to form a plurality of protrusions 711. A clamping platform 712 is provided on the outer side of each protrusion 711. A clamping ring 732 is provided on the clamping platform 712 to ensure the circumferential matching accuracy of the rotating disk 72. A pressure plate 75 is also provided above the rotating disk 72. A clearance hole 751 corresponding to the slide groove 721 is provided on the pressure plate 75. The sliding member 731 is exposed relative to the clearance hole 751. A ring platform 726 is provided on the circumferential outer edge of the pressure plate 75. The ring platform 726 is clamped in the clamping ring 732. An arc-shaped concave platform 752 is provided on the inner side of the rotating seat 71. The rotating disk 72 is placed in the arc-shaped concave platform 752 and slides with the arc-shaped concave platform 752.

[0127] Two distance adjusting members 90 are provided in the slide groove 721 , and the two distance adjusting members 90 are respectively located at two opposite sides of the sliding member 731 ; two distance adjusting members 90 are also provided in the positioning gap, and the two distance adjusting members 90 are respectively located at two opposite sides of the first circumferential positioning portion 741 .

[0128] The distance between the two first movable blocks 92 can be adjusted by adjusting the bolt 94, thereby adjusting the distance of the overall distance adjusting member 90. When the two distance adjusting members 90 are placed in the slide groove 721, the position of the sliding member 731 can be adjusted steplessly, and when the two distance adjusting members 90 are placed in the positioning notch, the rotation angle of the turntable 72 can be adjusted steplessly. This embodiment uses three first circumferential positioning portions 741, which can correspond to different angle ranges respectively, and a suitable number of positioning notches can also be set according to needs.

[0129] The rotating seat 71 is provided with a second connecting hole 542 and a second locking hole 552. The second connecting hole 542 is provided at the end of the rotating seat 71, and the second locking hole 552 is provided at the side of the rotating seat 71. The second connecting hole 542 and the second locking hole 552 are communicated with each other inside the rotating seat 71. One end of the second connecting member 522 is installed in the second connecting hole 542, and the second locking member 532 is installed in the second locking hole 552. The second locking member 532 cooperates with the second connecting member 522 in the second connecting hole 542, and locks the second connecting member 522 with the rotating seat 71. The lower end of the second connecting member 522 is installed on the work surface 12 through a threaded end 582. The upper end of the second connecting member 522 is provided with a clamping end 581. The second locking member 532 locks the second connecting member 522 to realize the connection between the positioning and clamping device 70 and the work surface 12.

[0130] The support column 50 is provided with a first connection hole 541 and a first locking hole 551. The first connection hole 541 is opened at the end of the support column 50, and the first locking hole 551 is opened at the side of the support column 50. The first connection hole 541 and the first locking hole 551 are communicated with each other inside the support column 50. One end of the first connection member 521 is installed in the first connection hole 541, and the first locking member 531 is installed in the first locking hole 551. The first locking member 531 cooperates with the first connection member 521 in the first connection hole 541, and the support column 50 is connected to the sliding member 731 through the first connection member 521. The lower end of the first connection member 521 is connected to the sliding member 731 of the positioning clamping device 70 through a threaded end 582. The upper end of the first connection member 521 is provided with a clamping end 581. The first locking member 531 locks the first connection member 521 to achieve the connection between the positioning clamping device 70 and the support column 50. During the processing, the number of the splicing bodies 51 in the support column 50 can be selected, thereby adjusting the height of the support column 50 .

[0131] The locking seat 31 is provided with a third connecting hole 543 and a third locking hole 553, wherein the third connecting hole 543 is provided at the end of the locking seat 31, and the third locking hole 553 is provided at the side of the locking seat 31, and the third connecting hole 543 and the third locking hole 553 are communicated with each other inside the locking seat 31; one end of the third connecting member 523 is installed in the third connecting hole 543, and the third locking member 533 is installed in the third locking hole 553, and the third locking member 533 cooperates with the third connecting member 523 in the third connecting hole 543 to lock the third connecting member 523 with the locking seat 31. Both ends of the third connecting member 523 have a clamping end 581, the lower end of the third connecting member 523 is inserted into the first connecting hole 541, and the first connecting member 521 is locked by the first locking member 531 to achieve the connection between the third connecting member 523 and the support column 50, the upper end of the third connecting member 523 is inserted into the third connecting hole 543, and the upper end of the third connecting member 523 is locked by the third locking member 533 to achieve the connection between the third connecting member 523 and the locking seat 31.

[0132] The turntable 72 rotates in the rotating seat 71 to adjust the angle of the workpiece 11 to be processed in the horizontal plane, and the sliding member 731 translates in the slide groove 721 to adjust the horizontal position of the workpiece 11 to be processed. After the angle of the horizontal plane of the workpiece 11 to be processed is adjusted in place, the positions of the first positioning edge 7411 and the third circumferential positioning edge and the second circumferential positioning portion 742 are determined respectively to prevent the turntable 72 from rotating in the rotating seat 71, so as to achieve the purpose of positioning the workpiece 11 to be processed. The position and orientation of the workpiece 11 to be processed can be accurately adjusted and fixed, and this embodiment can meet the complex processing requirements of the workpiece 11 to be processed.

[0133] In order to improve the installation positioning accuracy, two positioning grooves 591 are provided at the bottom of the rotating seat 71, a positioning groove 591 is provided on the sliding member 731, a positioning groove 591 is also provided at the end of the splicing body 51, and a positioning groove 591 is provided at the bottom of the locking seat 31. The connected parts are positioned by a first positioning ring 59 to ensure the connection accuracy, especially the coaxiality of the installation.

[0134] The second structure of the positioning clamping device 70 is as follows Fig.15 As shown, an external connecting thread 713 is provided on the outer side of the upper part of the rotating seat 71, and an internal connecting thread 753 is provided on the inner side of the pressure plate 75. The clearance hole 751 on the pressure plate 75 is circular. After the pressure plate 75 is covered, the internal connecting thread 753 cooperates with the external connecting thread 713 of the rotating seat 71 and presses the turntable 72.

[0135] The third structure of the positioning clamping device 70 is as follows Fig.16 , Fig.17 , Fig.18 and Fig.19 As shown, a strip-shaped slide groove 721 is provided on the turntable 72, and both ends of the slide groove 721 have rounded corners to cooperate with the sliding member 731. The sliding member 731 includes a first sliding member 7311 and a second sliding member 7312. Two sliding ears 7315 are provided on both sides of the lower part of the first sliding member 7311. The two sliding ears 7315 are respectively clamped in the lower part of the first sliding bar 723 and the second sliding bar 725; a third mounting groove 7313 is provided in the middle of the first sliding member 7311. The second slide 7312 is installed in the third installation groove 7313. Fixing screw holes 7314 are provided on the first slide 7311 and the second slide 7312. The fixing screws 7316 pass through the fixing screw holes 7314 to fix the first slide 7311 and the second slide 7312. Two sliding ears 7315 are also formed on both sides of the lower part of the second slide 7312. The two sliding ears 7315 are respectively clamped on the upper part of the first slide bar 723 and the second slide bar 725.

[0136] The purpose of the above embodiments is to exemplarily reproduce and deduce the technical solution of the present invention, and to fully describe the technical solution, purpose and effect of the present invention. Its purpose is to make the public understand the disclosed content of the present invention more thoroughly and comprehensively, and it does not limit the scope of protection of the present invention.

[0137] The above embodiments are not exhaustive enumerations of the present invention, and there may be multiple other implementations not listed. Any replacement and improvement made without violating the concept of the present invention shall fall within the protection scope of the present invention.

Claims

1. Positioning and clamping device, characterized in that: It includes a rotating seat and a rotating disk, the rotating disk is arranged on the rotating seat and can rotate relative to the rotating seat, a slide groove is arranged on the rotating disk, a sliding member is arranged in the slide groove, and a distance adjusting member for positioning the sliding member is arranged in the slide groove; A first circumferential positioning portion is provided on the rotating seat, and a second circumferential positioning portion is provided on the rotating disk, and the first circumferential positioning portion corresponds to the second circumferential positioning portion; The first circumferential positioning portion is a positioning notch, and the positioning notch has a first positioning edge, a second positioning edge and a third positioning edge, the second positioning edge is located between the first positioning edge and the third positioning edge, and the first positioning edge is opposite to the third positioning edge; there are at least two first circumferential positioning portions, which are distributed around the circumference of the rotating seat; The distance adjustment member comprises an adjustment seat, a first movable block, a second movable block, and an adjustment bolt. The first movable block is mounted on the adjustment seat. Two of the first movable blocks are respectively arranged at two opposite sides of the distance adjustment seat, and a first guide rail and a first guide groove that match each other are arranged between the first movable block and the adjustment seat. The adjustment bolt passes through the second movable block and the adjustment seat at the same time, and the distance between the second movable block and the adjustment seat is adjusted by the adjustment bolt. The first movable block is provided with a first matching bevel, and the second movable block is provided with a second matching bevel, and the first matching bevel matches with the second matching bevel. The turntable is provided with a first mounting groove and a second mounting groove which are communicated with the circumferential outer side surface. The first mounting groove and the second mounting groove are respectively provided with a first slide bar and a second slide bar. The slide groove is formed between the first slide bar and the second slide bar.

2. The positioning and clamping device according to claim 1, characterized in that: It also includes a clamping ring. The upper part of the rotating seat is divided by the positioning notch to form at least two protrusions. A clamping platform is provided on the outer side of each protrusion, and the clamping ring is sleeved on each clamping platform.

3. The positioning and clamping device according to claim 2, characterized in that: A pressure plate is also arranged above the rotating disk, the pressure plate cooperates with the rotating seat, a clearance hole is arranged on the pressure plate, and the sliding member is exposed relative to the clearance hole.

4. The positioning and clamping device according to claim 3, characterized in that: The edge of the pressure plate is matched with the edge of the rotating seat through threads.

5. The positioning and clamping device according to claim 1, characterized in that: A distance adjusting member is provided between the second circumferential positioning portion and the first positioning edge, and between the second circumferential positioning portion and the third positioning edge.

6. The positioning and clamping device according to any one of claims 1 to 5, characterized in that: There are two distance adjusting members arranged on the rotating disk, which are respectively located on the opposite sides of the sliding member.

7. The positioning and clamping device according to any one of claims 1 to 5, characterized in that: An arc-shaped concave platform is arranged on the inner side of the rotating seat, and the rotating disk is placed in the arc-shaped concave platform and slidably cooperates with the arc-shaped concave platform.

8. The positioning and clamping device according to claim 1, characterized in that: The sliding member includes a first sliding member and a second sliding member, the first sliding member is fixed to the second sliding member, two sliding ears are provided on both sides of the lower part of the first sliding member, and the two sliding ears are respectively clamped on the lower parts of the first sliding bar and the second sliding bar; two sliding ears are also formed on both sides of the lower part of the second sliding member, and the two sliding ears are respectively clamped on the upper parts of the first sliding bar and the second sliding bar.

9. The positioning and clamping device according to any one of claims 1 to 5, characterized in that: It also includes a second connecting member and a second locking member, the rotating seat is provided with a second connecting hole and a second locking hole, the second connecting hole is provided at the end of the rotating seat, the second locking hole is provided at the side of the rotating seat, and the second connecting hole and the second locking hole are communicated with each other inside the rotating seat; one end of the second connecting member is installed in the second connecting hole, and the second locking member is installed in the second locking hole, the second locking member cooperates with the second connecting member in the second connecting hole, and locks the second connecting member to the rotating seat.

10. The positioning and clamping device according to claim 9, characterized in that: The second locking member includes a locking nail body and a holding block. The holding block passes through the second locking hole and cooperates with the second connecting member. The locking nail body presses the holding block.

11. The positioning and clamping device according to claim 10, characterized in that: There are at least two second connecting members, at least four holding blocks, and at least two locking nail bodies. One second connecting member, one locking nail body, and two holding blocks form a group.

12. The direction-changing positioning and locking device is characterized in that: It comprises a direction-changing positioning locking component, a support column and the positioning clamping device according to any one of claims 1 to 11, wherein the lower end of the support column is connected to the sliding component, and the upper end of the support column is connected to the direction-changing positioning locking component.

13. A direction-changing positioning and locking method, characterized in that: Using the positioning and clamping device according to any one of claims 1 to 11, the direction-changing positioning and locking method comprises the following steps: The workpiece to be processed is mounted on the sliding member; The angle of the workpiece to be processed is adjusted by rotating the turntable in the rotating seat; The horizontal position of the workpiece to be processed is adjusted by the sliding member moving horizontally in the slide groove.

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