CN218983989U - Fixed shaft tool - Google Patents
Fixed shaft tool Download PDFInfo
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- CN218983989U CN218983989U CN202223470257.2U CN202223470257U CN218983989U CN 218983989 U CN218983989 U CN 218983989U CN 202223470257 U CN202223470257 U CN 202223470257U CN 218983989 U CN218983989 U CN 218983989U
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Abstract
The application relates to the field of positioning tools, in particular to a fixed shaft tool, which comprises a base arranged on a machine tool, wherein a positioning shaft, a first positioning component and a second positioning component are arranged on the base, the positioning shaft is used for penetrating through a cylinder body of a workpiece, the first positioning component is used for limiting the movement of the workpiece along a first direction, the second positioning component is used for limiting the movement of the workpiece along a second direction, the first direction is perpendicular to a second surface of the workpiece, and the second direction is perpendicular to a third surface of the workpiece. This application can carry out more accurate location to the work piece when processing this work piece, reduces the probability that appears bad work piece.
Description
Technical Field
The application relates to the field of positioning tools, in particular to a fixed shaft tool.
Background
The tool is a processing auxiliary device used for positioning the workpiece during processing of the workpiece so as to ensure the processing precision of the workpiece and stabilize the product quality.
Referring to fig. 1, a related art discloses a workpiece including a workpiece body 1 having an "L" shape and a cylindrical body 2, wherein the workpiece body 1 is provided with a first surface 11, a second surface 12, a third surface 13 and a fourth surface 14, wherein the third surface 13 is provided with two surfaces and is parallel to each other, the second surface 12 is parallel to the fourth surface 14, and any two of the first surface 11, the second surface 12 and the third surface 13 are perpendicular to each other. The cylinder 2 vertically penetrates through the second surface 12 and is fixed with the workpiece body 1, and the first surface 11 is parallel to the axis of the cylinder 2; two cylindrical protrusions 16 are provided on each of the two third faces 13.
When the first surface 11 of the workpiece is cut, the first surface 11 of the workpiece needs to be upward and kept horizontal, and the end part of the workpiece body 1 far from the first surface 11 is a cambered surface and cannot be placed stably; in the prior art, the second face 12, the fourth face 14 and the two third faces 13 are positioned, so that the first face 11 is difficult to be kept horizontal during processing, and the first face 11 after processing is often inclined, so that bad workpieces are often generated.
Disclosure of Invention
The utility model aims at providing a dead axle frock, can carry out more accurate location to the work piece when the first face of this work piece of processing, reduce the probability that appears bad work piece.
The utility model provides a dead axle frock adopts following technical scheme:
the utility model provides a dead axle frock, includes the base of installing on the lathe, be provided with locating shaft, first locating component and second locating component on the base, the locating shaft is used for wearing to establish in the barrel of work piece, first locating component is used for restricting the work piece is along the removal of first direction, second locating component is used for restricting the work piece is along the removal of second direction, first direction perpendicular to the second face of work piece, the second direction perpendicular to the third face of work piece.
By adopting the technical scheme, the positioning shaft can limit the movement of the workpiece in the direction vertical to the first surface, and the positioning is accurate; the positioning shaft is matched with the first positioning assembly and the second positioning assembly, and can limit the movement of the workpiece in three mutually perpendicular directions, so that the workpiece is positioned, and the first face of the workpiece is processed conveniently.
Optionally, the positioning shaft is slidably mounted to the base.
Through adopting above-mentioned technical scheme, when carrying out clamping and dismantlement to the work piece, remove the locating shaft and can make the locating shaft insert or break away from the barrel, the operation is more convenient.
Optionally, the first positioning component includes locating plate and locating piece, locating plate fixed mounting in the base, locating piece slidable mounting in the base, the locating plate laminating in the second face of work piece, the locating piece butt in the fourth face of work piece.
Through adopting above-mentioned technical scheme, locating plate and locating piece can butt in the second face and the fourth face of work piece respectively to the position of restriction work piece along the second direction, and locating piece slidable mounting, more convenient clamping and the dismantlement to the work piece.
Optionally, a screw is screwed on the base, and the positioning block is rotatably installed at the end part of the screw.
By adopting the technical scheme, the position of the positioning block can be adjusted by rotating the screw, the positioning block is rotationally connected with the screw, the position of the positioning block can be adjusted more conveniently, and the positioning block can be abutted with a workpiece more conveniently.
Optionally, the second positioning assembly includes at least one positioning post disposed on the base, and the positioning post is configured to limit a position of the third surface of the workpiece.
By adopting the technical scheme, the positioning column is abutted against the third surface or the bulge on the third surface, so that the position of the workpiece along the second direction can be limited.
Optionally, the surface roughness of the positioning shaft is not greater than the roughness of the inner wall of the cylinder.
By adopting the technical scheme, the surface of the positioning shaft is smoother than the inner wall of the cylinder body, so that the possibility of scratching the inner wall of the cylinder body when the positioning shaft is inserted into the cylinder body can be reduced.
Optionally, be provided with supporting component between base with the locating shaft, supporting component includes slide bar, backup pad and elastic component, slide bar slidable mounting is in the base, pass through between slide bar and the locating shaft backup pad interconnect, the elastic component is right the slide bar has the effort towards the barrel.
By adopting the technical scheme, when the positioning shaft is pulled out from the workpiece, one end of the positioning shaft far away from the workpiece can be inclined downwards and cling to or even collide with the upper side of the hole wall on the base for installing the positioning shaft, so that the positioning shaft is worn for a long time, and the positioning precision is reduced; through setting up the slide bar, the slide bar links to each other with the locating shaft, and the in-process that the locating shaft slided relative base, the slide bar slides thereupon, and the slide bar can play the supporting role to the locating shaft for the locating shaft is in the horizontality all the time. In addition, under the action of the elastic piece, after a processing person clamps the workpiece in place, the positioning shaft can be automatically inserted into the cylinder body, so that the operation is more convenient.
Optionally, a guide rod is slidably arranged on the base, and the end part of the guide rod is connected with the positioning block.
Through adopting above-mentioned technical scheme, the locating piece can rotate wantonly relative screw rod, and every time when clamping work piece, all need the position of processing personnel adjustment locating piece, through setting up the guide bar, can prescribe a limit to the position of locating piece for the locating piece can only follow the length direction reciprocating motion of screw rod, and the operation is more convenient.
Drawings
Fig. 1 is a schematic view of a workpiece in the background of the application.
Fig. 2 is a schematic diagram of the overall structure of the workpiece clamped on the fixed axis tool in embodiment 1 of the present application.
Fig. 3 is a schematic structural diagram of the fixed shaft tooling in embodiment 1 of the present application.
Fig. 4 is a schematic structural diagram of the fixed shaft tooling in embodiment 2 of the present application.
Reference numerals: 1. a workpiece body; 11. a first face; 12. a second face; 13. a third face; 14. a fourth face; 15. a groove; 16. a protrusion; 2. a cylinder; 3. a base; 31. a bottom plate; 32. a first mounting plate; 33. a second mounting plate; 34. a third mounting plate; 341. a limiting plate; 4. positioning a shaft; 5. a first positioning assembly; 51. a positioning plate; 52. a positioning block; 521. a connection part; 522. an abutting portion; 53. a screw; 6. a second positioning assembly; 61. positioning columns; 7. a guide assembly; 71. a guide rod; 72. a reset member; 73. a connecting plate; 8. a support assembly; 81. a slide bar; 82. a support plate; 83. and an elastic piece.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-4.
The fixed shaft tooling mainly aims at the workpiece described in the background art, and referring to fig. 1, the workpiece comprises a workpiece body 1 and a cylinder 2, and the cylinder 2 is fixedly arranged on the workpiece body 1 in a penetrating manner; the workpiece body 1 is provided with a first surface 11, a second surface 12, a third surface 13 and a fourth surface 14, and is further provided with a first direction, a second direction and a third direction, wherein the first direction is perpendicular to the second surface 12 and the fourth surface 14, the second direction is perpendicular to the two third surfaces 13, the third direction is perpendicular to the first surface 11, namely, the first direction, the second direction and the third direction are perpendicular to each other, and the axis of the cylinder 2 is parallel to the first direction. In the cutting process of the first surface 11, the first surface 11 is required to be upward and kept horizontally, and the first surface 11 of the workpiece is provided with a groove 15, and both sides of the groove 15 extend to the second surface 12 and the fourth surface 14. In other application scenarios, the fixed axis tooling can also be used in similar workpiece processing.
Example 1
The embodiment of the application discloses a dead axle frock. Referring to fig. 2 and 3, the fixed shaft tooling comprises a base 3, a positioning shaft 4, a first positioning component 5 and a second positioning component 6 are arranged on the base 3, the first positioning component 5 can limit the movement of a workpiece (the place and the workpiece below can refer to fig. 1) along a first direction, the second positioning component 6 can limit the movement of the workpiece along a third direction, the positioning shaft 4 can be coaxially arranged in a cylinder 2 of the workpiece in a penetrating manner so as to limit the movement of the workpiece along the third direction, and therefore the positioning of the workpiece is realized, and the positioning is accurate, so that the probability of defective products in the process of machining a first surface 11 of the workpiece is reduced.
Referring to fig. 2 and 3, the base 3 includes a bottom plate 31, a first mounting plate 32, a second mounting plate 33, and a third mounting plate 34, and the bottom plate 31 may be fixed to the machine tool by bolts; the second mounting plate 33 and the third mounting plate 34 are vertically welded on the bottom plate 31, and the second mounting plate 33 and the third mounting plate 34 are mutually vertical; the first mounting plate 32 is welded and fixed on the second mounting plate 33, and the first mounting plate 32 is perpendicular to the second mounting plate 33 and parallel to the third mounting plate 34; the plate surface of the first mounting plate 32 is perpendicular to the first direction of the workpiece, and the first mounting plate 32 is used for mounting the first positioning component 5; the plate surface of the second mounting plate 33 is perpendicular to the second direction of the workpiece, and the second mounting plate 33 is used for mounting a second mounting assembly; the third mounting plate 34 is used for mounting the positioning shaft 4.
Referring to fig. 2 and 3, the positioning shaft 4 is slidably disposed on the third mounting plate 34, and a force application column is disposed on a side of the positioning shaft 4, which is close to the first mounting plate 32, and has a diameter larger than that of the positioning shaft 4, so that a processing person can control the positioning shaft 4 to slide. The workpiece is positioned on one side of the third mounting plate 34 away from the first mounting plate 32, and the fourth surface 14 of the workpiece is close to the first mounting plate 32, and the positioning shaft 4 slides in a direction approaching the workpiece to be inserted into the cylinder 2 of the workpiece. The diameter of the positioning shaft 4 is equal to the inner diameter of the cylinder 2, and the positioning shaft and the cylinder are in clearance fit; the surface roughness of the positioning shaft 4 is not larger than the roughness of the inner wall of the cylinder 2, so as to reduce the possibility of scratching the inner wall of the cylinder 2 when the positioning shaft 4 slides in the cylinder 2.
Referring to fig. 2 and 3, when the workpiece is clamped on the fixed axis tooling, in order to enable the cylinder 2 on the workpiece to be aligned with the positioning shaft 4 more easily, a limiting plate 341 is welded on the third mounting plate 34, the limiting plate 341 is vertically arranged, the side surface, which is connected with the fourth surface 14 and parallel to the first surface 11, of the workpiece is attached to the upper surface of the limiting plate 341, so that the axis of the cylinder 2 and the axis of the positioning shaft 4 are located at the same height, and the cylinder 2 can be aligned with the positioning shaft 4 by horizontally adjusting the workpiece.
Referring to fig. 2 and 3, the first positioning assembly 5 includes a positioning plate 51, a positioning block 52, and a screw 53, the positioning plate 51 is parallel to the first mounting plate 32, the positioning plate 51 is welded to the second mounting plate 33 at a position away from the first mounting plate 32, and a vertical portion of the workpiece is located between the positioning plate 51 and the third mounting plate 34. The positioning plate 51 is provided with a groove 15 corresponding to the groove 15 on the workpiece, and the side surface of the positioning plate 51, which is close to the positioning block 52, can be attached to the second surface 12 of the workpiece.
Referring to fig. 2 and 3, a screw 53 is threaded through the first mounting plate 32, a positioning block 52 is rotatably mounted at one end of the screw 53 near the positioning plate 51, and the position of the positioning block 52 can be adjusted by rotating the screw 53, so that the positioning block 52 abuts against the fourth surface 14 of the workpiece, thereby limiting the position of the workpiece along the first direction; the end of the screw 53 remote from the positioning block 52 is provided with a knob to facilitate rotation of the screw 53.
Referring to fig. 2 and 3, the positioning block 52 includes a connecting portion 521 integrally provided, the connecting portion 521 being configured to be connected to the screw 53, and two abutting portions 522, the abutting portions 522 being provided on a side of the connecting portion 521 away from the screw 53, the two abutting portions 522 being spaced apart along a second direction of the workpiece, such that the positioning block 52 is in a "U" shape and opens toward the workpiece; the two abutting portions 522 are abutted against the fourth surface 14 and are respectively located at two sides of the groove 15 on the workpiece.
Referring to fig. 2 and 3, the second positioning assembly 6 includes two positioning posts 61, and the positioning posts 61 are screwed or welded to the second mounting plate 33; the positioning columns 61 are cylindrical, and the two positioning columns 61 are arranged at intervals along the first direction of the workpiece; when the workpiece is clamped on the fixed axis tooling, the two positioning posts 61 can be simultaneously abutted against the two protrusions 16 on the third surface 13 close to the second mounting plate 33, so that the third surface 13 is in a vertical state, namely, the position of the workpiece along the second direction is ensured.
The implementation principle of the fixed shaft tool in the embodiment of the application is as follows: placing the first surface 11 of the workpiece horizontally, placing the fourth surface 14 of the workpiece close to the positioning block 52, placing the workpiece in a region between the third mounting plate 34 and the positioning plate 51 along the second direction of the workpiece, erecting the workpiece on the limiting plate 341, simultaneously abutting the two protrusions 16 on the third surface 13 against the two positioning columns 61, at the moment, coaxially arranging the cylinder 2 and the positioning shaft 4, and inserting the positioning shaft 4 into the cylinder 2; then, the screw 53 is rotated and the position of the positioning block 52 is adjusted, so that the two abutting parts 522 of the positioning block 52 are simultaneously abutted against the fourth surface 14 of the workpiece, and the workpiece can be accurately positioned. After the first surface 11 is machined, the screw 53 can be rotated to enable the positioning block 52 to be separated from the workpiece, and the positioning shaft 4 is pulled out of the cylinder 2, so that the workpiece can be taken down outwards along the second direction of the workpiece.
Example 2
The embodiment discloses a fixed shaft tooling, referring to fig. 1 and 4, the difference between the embodiment and embodiment 1 is that a guide assembly 7 is arranged on a first mounting plate 32, the guide assembly 7 comprises a guide rod 71 and a reset piece 72, the guide rod 71 is slidably arranged on the first mounting plate 32 in a penetrating manner, one end of the guide rod 71 is fixedly connected with a positioning block 52, two guide rods 71 are respectively arranged on two sides of a screw 53, and one ends of the two guide rods 71 far away from the positioning block 52 are mutually connected through a connecting plate 73; the connecting plate 73 is provided with a relief hole for the screw 53 to pass through, and the aperture of the relief hole is larger than the diameter of the screw 53; the two guide rods 71 can limit the rotation of the positioning block 52, when the screw 53 rotates, the positioning block 52 can only slide along the length direction of the screw 53, a processor does not need to adjust the position of the positioning block 52, and the two abutting parts 522 of the positioning block 52 can abut against the fourth surface 14 of the workpiece, so that the operation is more convenient.
Referring to fig. 4, one reset piece 72 is disposed on each guide rod 71, in this embodiment, a spring is selected as the reset piece 72, and is sleeved on the guide rod 71, one end of the spring is abutted with the connecting plate 73, and the other end is abutted with the side surface of the first connecting plate, which is close to the connecting plate 73; when the positioning block 52 is abutted against the workpiece, the spring is in a compressed state, and the spring applies acting force to the screw 53 through the guide rod 71, so that the screw teeth of the screw 53 and the inner screw teeth on the first mounting plate 32 are mutually extruded, and the position of the screw 53 is more stable.
Referring to fig. 4, a supporting component 8 is disposed between the positioning shaft 4 and the third mounting plate 34, the supporting component 8 includes a sliding rod 81, a supporting plate 82 and an elastic member 83, the sliding rod 81 is disposed below the positioning shaft 4, the supporting plate 82 is fixed at one end of the sliding rod 81 far away from the workpiece, the supporting plate 82 is fixedly sleeved on the positioning shaft 4, the supporting plate 82 is disposed near a force application column on the positioning shaft 4, the sliding rod 81 can be driven to slide synchronously when the positioning shaft 4 slides, and the sliding rod 81 is lower than the lower end of the workpiece so as to prevent the sliding rod 81 from sliding and colliding with the workpiece.
Referring to fig. 4, in this embodiment, a spring is selected as the elastic member 83, and is sleeved on the sliding rod 81, one end of the spring is fixedly connected with the supporting plate 82, the other end of the spring is fixedly connected with the third mounting plate 34, the spring is in a stretched state, and the elastic member 83 has an acting force towards the workpiece direction on the positioning shaft 4; under the action of the elastic piece 83, when the cylinder 2 is aligned with the positioning shaft 4, the positioning shaft 4 can be automatically inserted into the cylinder 2, so that the operation is more convenient.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (8)
1. The utility model provides a dead axle frock, includes base (3) of installing on the lathe, its characterized in that: the base (3) is provided with a positioning shaft (4), a first positioning component (5) and a second positioning component (6), the positioning shaft (4) is used for being arranged in a barrel (2) of a workpiece in a penetrating mode, the first positioning component (5) is used for limiting movement of the workpiece in a first direction, the second positioning component (6) is used for limiting movement of the workpiece in a second direction, the first direction is perpendicular to a second face (12) of the workpiece, and the second direction is perpendicular to a third face (13) of the workpiece.
2. The fixed axis tooling of claim 1, wherein: the positioning shaft (4) is slidably mounted on the base (3).
3. The fixed axis tooling of claim 1, wherein: the first positioning assembly (5) comprises a positioning plate (51) and a positioning block (52), the positioning plate (51) is fixedly mounted on the base (3), the positioning block (52) is slidably mounted on the base (3), the positioning plate (51) is attached to the second face (12) of the workpiece, and the positioning block (52) is abutted to the fourth face (14) of the workpiece.
4. A dead axle tooling according to claim 3, wherein: the base (3) is provided with a screw (53) in a threaded mode, and the positioning block (52) is rotatably arranged at the end portion of the screw (53).
5. The fixed axis tooling of claim 1, wherein: the second positioning assembly (6) comprises at least one positioning column (61) arranged on the base (3), and the positioning column (61) is used for limiting the position of the third surface (13) of the workpiece.
6. The fixed axis tooling of claim 1, wherein: the surface roughness of the positioning shaft (4) is not more than the roughness of the inner wall of the cylinder (2).
7. The fixed axis tooling of claim 2, wherein: be provided with supporting component (8) between base (3) with location axle (4), supporting component (8) include slide bar (81), backup pad (82) and elastic component (83), slide bar (81) slidable mounting is in base (3), pass through between slide bar (81) and location axle (4) backup pad (82) interconnect, elastic component (83) are right slide bar (81) have the effort of orientation barrel (2).
8. The fixed axis tooling of claim 4, wherein: the base (3) is provided with a guide rod (71) in a sliding way, and the end part of the guide rod (71) is connected with the positioning block (52).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223470257.2U CN218983989U (en) | 2022-12-23 | 2022-12-23 | Fixed shaft tool |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223470257.2U CN218983989U (en) | 2022-12-23 | 2022-12-23 | Fixed shaft tool |
Publications (1)
Publication Number | Publication Date |
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CN218983989U true CN218983989U (en) | 2023-05-09 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202223470257.2U Active CN218983989U (en) | 2022-12-23 | 2022-12-23 | Fixed shaft tool |
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CN (1) | CN218983989U (en) |
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2022
- 2022-12-23 CN CN202223470257.2U patent/CN218983989U/en active Active
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