CN210499294U - Cuboid workpiece machining tool based on CNC four-axis - Google Patents
Cuboid workpiece machining tool based on CNC four-axis Download PDFInfo
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- CN210499294U CN210499294U CN201921199592.9U CN201921199592U CN210499294U CN 210499294 U CN210499294 U CN 210499294U CN 201921199592 U CN201921199592 U CN 201921199592U CN 210499294 U CN210499294 U CN 210499294U
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Abstract
The utility model provides a cuboid work piece processing based on CNC four-axis uses frock, the frock includes frock body and activity clamp splice, the frock body includes base and base integrated into one piece's clamping part, the base sets up to the cylinder structure, the clamping part sets up to the cuboid structure, the clamping part all is provided with the notch in four horizontal arriss departments of cuboid structure, is provided with the fixed plane between two adjacent notches, each be provided with a fixed clamp splice on the fixed plane, each fixed clamp splice all sets up to rectangular shape structure; each notch is composed of a first notch surface, a second notch surface and a third notch surface which are arranged clockwise, and the first notch surface, the second notch surface and the third notch surface form an isosceles-structure notch; the utility model discloses a cuboid work piece processing is with frock based on CNC four-axis adopts dovetail recess and dovetail lug structure, and the work piece clamping is stable, and in the course of working, the work piece is difficult not hard up.
Description
Technical Field
The utility model belongs to the technical field of CNC machine tooling, concretely relates to frock is used in cuboid work piece processing based on CNC four-axis.
Background
Aiming at processing a cuboid workpiece of a polyhedron, at present, the three-axis processing is adopted, one surface is processed at a time, so that a plurality of procedures are performed after a product is processed, the clamping is performed for a plurality of times, the workpiece has the risks of clamping and bruising, the clamping is performed for a plurality of times, the size deviation is large easily, and the size precision cannot be guaranteed.
SUMMERY OF THE UTILITY MODEL
The utility model provides a cuboid work piece processing is with frock based on CNC four-axis to solve the problem that proposes in the background art.
In order to solve the technical problem, an embodiment of the present invention provides a tool for machining a rectangular workpiece based on a CNC four-axis, wherein one longitudinal surface of the rectangular workpiece has a dovetail-shaped projection; the tool is characterized by comprising a tool body and movable clamping blocks, wherein the tool body comprises a clamping part formed by integrally forming a base and the base, the base is of a cylindrical structure, the clamping part is of a cuboid structure, notches are formed in the four transverse edges of the cuboid structure of the clamping part, a fixed plane is arranged between every two adjacent notches, each fixed plane is provided with one fixed clamping block, and each fixed clamping block is of a long strip-shaped structure; each notch is composed of a first notch surface, a second notch surface and a third notch surface which are arranged clockwise, and the first notch surface, the second notch surface and the third notch surface form an isosceles-structure notch; the first groove surface is sequentially provided with 1 or more mounting grooves from left to right, a movable clamping block is detachably connected in each mounting groove, one side, close to the first groove surface, of each fixed clamping block is provided with a first inclined clamping surface, and the opposite surfaces of the movable clamping block and the fixed clamping block are provided with second inclined clamping surfaces; the second inclined clamping surface of the movable clamping block and the first inclined clamping surface of the fixed clamping block form a dovetail-shaped groove, and the dovetail-shaped groove is matched with the dovetail-shaped convex block.
Furthermore, the movable clamping block comprises a locking block and a connecting cylinder, a first mounting counter bore is formed in the movable clamping block, the first mounting counter bore is coaxial with the connecting cylinder, and the first mounting counter bore comprises a first unthreaded hole arranged on the outer side and a first threaded hole arranged on the inner side; the mounting groove is internally provided with a second mounting counter bore, the second mounting counter bore comprises a second unthreaded hole arranged on the outer side and a second threaded hole arranged on the inner side, the aperture of the second unthreaded hole is matched with the outer diameter of the connecting cylinder, and the movable clamping block penetrates through the first mounting counter bore through a bolt and is locked in the second mounting counter bore of the mounting groove.
And a spring is sleeved on the bolt, and the spring is arranged in the second unthreaded hole of the second mounting counterbore after the bolt is locked.
Preferably, a sleeve for sleeving a spring is further arranged at one end, close to the first threaded hole, of the first mounting counter bore, and the sleeve, the first threaded hole and the first unthreaded hole are coaxially arranged.
Preferably, the length of the connecting cylinder is smaller than that of the second unthreaded hole.
Furthermore, a plurality of fixing through holes are uniformly distributed on the base in an annular manner.
Preferably, the base is provided with a positioning bump at one end far away from the clamping part.
The utility model discloses an above-mentioned technical scheme's beneficial effect as follows: the utility model discloses a cuboid work piece processing based on CNC four-axis uses dovetail recess and dovetail lug structure, and the work piece clamping is stable, and in the course of working, the work piece is difficult to become flexible; the rectangular workpiece can be processed into a plurality of surfaces at one time through the tool, so that the processing procedures are reduced, and the working hours are saved; when a program is compiled, the processing sequence of a plurality of surfaces can be freely allocated (all rough processing is finished and then fine finishing is carried out), the dimensional precision is ensured, and the problem of dimensional change of other surfaces caused by multiple clamping and subsequent processing is solved; the tool can complete multi-surface machining of 4 cuboid workpieces at a time, and one-time machining time of a machine tool is prolonged.
Drawings
Fig. 1 is a schematic structural view of a tool body of the present invention;
fig. 2 is a side view of the tool body of the present invention;
FIG. 3 is a cross-sectional view B-B of FIG. 1;
FIG. 4 is a cross-sectional view taken along line D-D of FIG. 1;
FIG. 5 is an enlarged view of the structure at C in FIG. 2;
FIG. 6 is a schematic perspective view of the movable clamping block of the present invention;
FIG. 7 is a front view of the movable clamp block of the present invention;
fig. 8 is a left side view of the movable clamping block of the present invention;
fig. 9 is a sectional view of the connection structure of the movable clamping block and the fixed clamping block of the present invention.
Description of reference numerals: 1. a base; 11. a fixing through hole; 12. positioning the bump; 2. a clamping portion; 21. a notch; 22. fixing a plane; 23. fixing the clamping block; 24. a first groove surface; 25. a second groove surface; 26. a third groove surface; 27. mounting grooves; 28. a first inclined clamping surface; 29. a second mounting counter bore; 291. a second light hole; 292. a second threaded hole; 3. a movable clamping block; 31. a second inclined clamping surface; 32. a first mounting counterbore; 321. a first light hole; 322. a first threaded hole; 323. a sleeve; 33. a connecting cylinder; 34. a locking block; 4. a spring; 5. a workpiece; 6. and (4) bolts.
Detailed Description
In order to make the technical problems, technical solutions and advantages to be solved by the present invention clearer, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-8, a tooling for machining a rectangular parallelepiped workpiece based on CNC four-axis, wherein one longitudinal surface of the rectangular parallelepiped workpiece is provided with a dovetail-shaped bump; the tool comprises a tool body and movable clamping blocks, wherein the tool body comprises a clamping part 2 formed by integrally forming a base 1 and the base 1, the base 1 is of a cylindrical structure, the clamping part 2 is of a cuboid structure, notches 21 are formed in the clamping part 2 at four transverse edges of the cuboid structure, a fixed plane 22 is arranged between every two adjacent notches 21, each fixed plane 22 is provided with one fixed clamping block 23, and each fixed clamping block 23 is of a long strip-shaped structure; each notch 21 is formed by a first notch surface 24, a second notch surface 25 and a third notch surface 26 which are arranged clockwise, and the first notch surface 24, the second notch surface 25 and the third notch surface 26 form the notch 21 in an isosceles structure; the first groove surface 24 is sequentially provided with 1 or more mounting grooves 27 from left to right, the mounting grooves 27 are detachably connected with the movable clamping blocks 3, one side of the fixed clamping block 22 close to the first groove surface 24 is provided with a first inclined clamping surface 28, and the opposite surfaces of the movable clamping block 3 and the fixed clamping block 22 are provided with second inclined clamping surfaces 31; the second inclined clamping surface 31 of the movable clamping block and the first inclined clamping surface 28 of the fixed clamping block 22 form a dovetail-shaped groove, and the dovetail-shaped groove is matched with the dovetail-shaped convex block. Preferably, the included angle between the first inclined clamping surface 28 and the second inclined clamping surface 31 and the horizontal plane is 60 degrees.
In a further embodiment, the movable clamping block 3 comprises a locking block 34 and a connecting cylinder 33, the movable clamping block 3 is provided with a first mounting counter bore 32, the first mounting counter bore 32 is coaxial with the connecting cylinder 33, the first mounting counter bore 32 comprises a first light hole 321 arranged on the outer side and a first threaded hole 322 arranged on the inner side; a second mounting counterbore 29 is arranged in the mounting groove 27, the second mounting counterbore 29 comprises a second unthreaded hole 291 arranged on the outer side and a second threaded hole 292 arranged on the inner side, the aperture of the second unthreaded hole 291 is matched with the outer diameter of the connecting cylinder 33, and the connecting cylinder 33 is sleeved in the second unthreaded hole 291 during mounting; the movable clamping block 3 passes through the first mounting counterbore 32 through a bolt 6 and is locked in the second mounting counterbore 29 of the mounting groove.
Wherein, a spring 4 is sleeved on the bolt 6, and the spring 4 is arranged in the second unthreaded hole of the second mounting counterbore 29 after the bolt is locked.
Preferably, the first mounting counter bore 31 is further provided with a sleeve 323 for sleeving the spring 4 at an end close to the first threaded hole 322, and the sleeve 323, the first threaded hole 322 and the first unthreaded hole 321 are coaxially arranged. Cup joint in the sleeve through spring 4, with connecting cylinder 33 cover in second unthreaded hole 291, accessible bolt 6 slowly impels movable clamp splice 3 to the frock body, can press from both sides tight work piece 5.
In a further embodiment, a plurality of fixing through holes 11 are annularly and uniformly distributed on the base 1, and the base 1 is locked on four shafts of the CNC by a plurality of bolts respectively penetrating through the plurality of fixing through holes 11.
Preferably, the base 1 is provided with a positioning projection 12 at one end far away from the clamping part 2, and the positioning projection 12 is used for positioning on a CNC.
The utility model discloses a cuboid work piece processing based on CNC four-axis uses dovetail recess and dovetail lug structure, and the work piece clamping is stable, and in the course of working, the work piece is difficult to become flexible; the cuboid workpiece 5 can finish the processing of a plurality of surfaces at one time through the tool, so that the processing procedures are reduced, and the working hours are saved; when a program is compiled, the processing sequence of a plurality of surfaces can be freely allocated (all rough processing is finished and then fine finishing is carried out), the dimensional precision is ensured, and the problem of dimensional change of other surfaces caused by multiple clamping and subsequent processing is solved; the tool can complete multi-surface machining of 4 cuboid workpieces 5 at a time, and one-time machining time of a machine tool is prolonged.
The utility model discloses a working process of specific embodiment: the dovetail-shaped convex block of the blank of the cuboid workpiece 5 is matched with the dovetail-shaped groove on the tool to clamp the workpiece 5, the bolt penetrates through the first mounting counter bore 31 and the second mounting counter bore 29, and the movable clamping block 3 is pushed to move forwards towards the direction of the tool body through locking of the bolt to clamp the workpiece 5; after the machining, the spring is bounced open by loosening the screw, the movable clamping block 3 is pushed to retreat, and the workpiece 5 is loosened.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. A tool for machining a cuboid workpiece based on CNC four axes is characterized in that one longitudinal surface of the cuboid workpiece is provided with a dovetail-shaped lug; the tool is characterized by comprising a tool body and movable clamping blocks, wherein the tool body comprises a clamping part formed by integrally forming a base and the base, the base is of a cylindrical structure, the clamping part is of a cuboid structure, notches are formed in the four transverse edges of the cuboid structure of the clamping part, a fixed plane is arranged between every two adjacent notches, each fixed plane is provided with one fixed clamping block, and each fixed clamping block is of a long strip-shaped structure; each notch is composed of a first notch surface, a second notch surface and a third notch surface which are arranged clockwise, and the first notch surface, the second notch surface and the third notch surface form an isosceles-structure notch; the first groove surface is sequentially provided with 1 or more mounting grooves from left to right, a movable clamping block is detachably connected in each mounting groove, one side, close to the first groove surface, of each fixed clamping block is provided with a first inclined clamping surface, and the opposite surfaces of the movable clamping block and the fixed clamping block are provided with second inclined clamping surfaces; the second inclined clamping surface of the movable clamping block and the first inclined clamping surface of the fixed clamping block form a dovetail-shaped groove, and the dovetail-shaped groove is matched with the dovetail-shaped convex block.
2. The CNC four-axis based tool for machining the cuboid workpiece is characterized in that the movable clamping block comprises a locking block and a connecting cylinder, a first mounting counter bore is formed in the movable clamping block and is coaxial with the connecting cylinder, and the first mounting counter bore comprises a first unthreaded hole arranged on the outer side and a first threaded hole arranged on the inner side; the mounting groove is internally provided with a second mounting counter bore, the second mounting counter bore comprises a second unthreaded hole arranged on the outer side and a second threaded hole arranged on the inner side, the aperture of the second unthreaded hole is matched with the outer diameter of the connecting cylinder, and the movable clamping block penetrates through the first mounting counter bore through a bolt and is locked in the second mounting counter bore of the mounting groove.
3. The tooling for machining the cuboid workpiece based on the CNC four-axis machine of claim 2, wherein a spring is sleeved on the bolt, and the spring is placed in a second unthreaded hole of a second mounting counterbore after the bolt is locked.
4. The tooling for machining the rectangular workpiece based on the CNC four-axis machine tool is characterized in that a sleeve for sleeving a spring is further arranged at one end, close to the first threaded hole, of the first mounting counter bore, and the sleeve, the first threaded hole and the first unthreaded hole are coaxially arranged.
5. The CNC four-axis based tool for machining the cuboid workpiece is characterized in that the length of the connecting cylinder is smaller than that of the second unthreaded hole.
6. The tooling for machining the rectangular workpiece based on the CNC four-axis machine of claim 1, wherein a plurality of fixing through holes are evenly distributed on the base in a ring shape.
7. The CNC four-axis based tool for machining the cuboid workpiece is characterized in that the base is provided with a positioning lug at one end far away from the clamping portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921199592.9U CN210499294U (en) | 2019-07-29 | 2019-07-29 | Cuboid workpiece machining tool based on CNC four-axis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921199592.9U CN210499294U (en) | 2019-07-29 | 2019-07-29 | Cuboid workpiece machining tool based on CNC four-axis |
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| Publication Number | Publication Date |
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| CN210499294U true CN210499294U (en) | 2020-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921199592.9U Active CN210499294U (en) | 2019-07-29 | 2019-07-29 | Cuboid workpiece machining tool based on CNC four-axis |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112605686A (en) * | 2020-12-30 | 2021-04-06 | 南通诚弘精密机械有限公司 | Machining tool for four-axis CNC machining equipment and working method of machining tool |
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2019
- 2019-07-29 CN CN201921199592.9U patent/CN210499294U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112605686A (en) * | 2020-12-30 | 2021-04-06 | 南通诚弘精密机械有限公司 | Machining tool for four-axis CNC machining equipment and working method of machining tool |
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