CN216706698U - Multi-point positioning lathe fixture - Google Patents
Multi-point positioning lathe fixture Download PDFInfo
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- CN216706698U CN216706698U CN202123280733.XU CN202123280733U CN216706698U CN 216706698 U CN216706698 U CN 216706698U CN 202123280733 U CN202123280733 U CN 202123280733U CN 216706698 U CN216706698 U CN 216706698U
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Abstract
The utility model discloses a multi-point positioning lathe fixture, which comprises: the clamp comprises a clamp support body, clamp plates, levers, a pressure plate assembly, pull rod nuts, air cylinders, positioning rings and positioning claw seats, wherein the clamp plates are arranged at the top of the clamp support body; the top of the clamp plate is provided with a positioning ring, and a positioning claw seat is arranged on the positioning ring; on the one hand, the accurate positioning of the workpiece is realized through multipoint positioning, the machining precision of equipment is improved, on the other hand, the workpiece is fixed and loosened through the movement of the air cylinder, and the convenience is high.
Description
Technical Field
The utility model belongs to the field of tool fixtures, and particularly relates to a multi-point positioning lathe fixture.
Background
The lathe fixture is a tooling device for standardizing and efficiently machining metal parts, is widely used in mechanical manufacturing and related fields thereof, is the most common and one of the most important devices in enterprise production. In the use of the tool clamp, the low positioning precision is always a big problem influencing the production quality, so how to solve the difficulty becomes a difficult problem before research and development personnel.
Present lathe fixture still has many weak points, for example, present lathe fixture mostly has the inaccurate problem in location, and the work piece position is inconsistent, influences processingquality, and the machining precision is poor, and simultaneously, present lathe fixture mostly has the complicated problem in location, and present fixture needs artifical the matching and fixes every setpoint, and the positioning time is of a specified duration, also makes mistakes easily. Therefore, the lathe clamp is innovated and improved in the respect of the problems.
The existing clamp mainly has the following problems:
1. most of the existing lathe fixtures have the problems of inaccurate positioning, inconsistent workpiece positions, influence on processing quality and poor processing precision.
2. The existing clamp needs manual matching and fixing of each positioning point, the positioning time is long, and errors are easy to occur.
Disclosure of Invention
The purpose of the utility model is as follows: in order to overcome the defects, the utility model aims to provide a multi-point positioning lathe fixture, which realizes accurate positioning of a workpiece and improves the machining accuracy of equipment through multi-point positioning on one hand, and realizes fixation and release of the workpiece through cylinder movement on the other hand, and is high in convenience.
The technical scheme is as follows: in order to achieve the above object, the present invention provides a multi-point positioning lathe fixture, comprising: the clamp comprises a clamp support body, clamp plates, levers, a pressure plate assembly, pull rod nuts, air cylinders, positioning rings and positioning claw seats, wherein the clamp plates are arranged at the top of the clamp support body; the clamp comprises a clamp plate and is characterized in that a positioning ring is arranged at the top of the clamp plate, and a positioning claw seat is arranged on the positioning ring.
According to the lathe fixture, the workpiece is accurately positioned through multi-point positioning, and the machining accuracy of equipment is improved.
According to the lathe fixture, the workpiece is fixed and loosened through the movement of the air cylinder, and the convenience is high.
The positioning ring is provided with a dust cover, and the dust cover covers the positioning claw seat.
The arrangement of the dust cover in the utility model can protect the neatness of the clamp and prevent dust and impurities from influencing the positioning of the workpiece.
The lever comprises a lever main body, connecting clamping plates and connecting through holes, wherein the connecting clamping plates are arranged at two ends of the lever main body and are connected with a pressing plate assembly, the connecting through holes are arranged at two sides of the lever main body, which are far away from the connecting clamping plates, and the connecting through holes are connected with the pressing plate assembly.
The pressing plate assembly comprises a first pull rod, a first pressing plate seat, a first pressing plate, a pull rod sleeve, a second pull rod, an adjusting nut, a second pressing plate seat and a second pressing plate, wherein the first pressing plate seat is arranged at the top of the clamping plate; a second pressing plate seat is arranged at the top of the clamp plate, a second pull rod is arranged in the second pressing plate seat, a pull rod sleeve is arranged at one end of the second pull rod and fixed with the connecting through hole through a bolt, a second pressing plate is arranged at the other end of the second pull rod and connected with the second pressing plate seat through a pin shaft, and the second pressing plate is connected with the second pull rod through a pin shaft; the second pull rod is sleeved with an adjusting nut, and the adjusting nut presses the pull rod sleeve.
The first pressing plate is provided with a long through groove, and the first pressing plate and the first pull rod are connected to the long through groove; the second pressing plate is also provided with a long through groove, and the second pressing plate and the second pull rod are connected to the long through groove.
The long through groove is arranged, so that the pull rod is convenient to move, and the pull rod is prevented from bearing radial force caused by rotation of the pressing plate.
The clamp plate is characterized in that the center of the clamp plate is provided with a plurality of annular grooves, each annular groove comprises a deep groove and a shallow groove, and the deep grooves and the shallow grooves are alternately arranged.
The annular groove is arranged, so that the positioning ring can conveniently compress the clamp plate.
According to the utility model, the vent hole is formed in one side of the clamp plate, extends to the clamp support body and extends to the positioning ring.
The vent holes are arranged, so that the clamp can be reinforced and quickly loosened by pumping away and sending air, the stability of the clamp is good, and the clamp is convenient to detach.
The positioning claw seats are arranged in a delta shape.
The technical scheme shows that the utility model has the following beneficial effects:
1. according to the multi-point positioning lathe fixture, the workpiece is accurately positioned through multi-point positioning, and the machining accuracy of equipment is improved.
2. According to the multi-point positioning lathe fixture, the workpiece is fixed and loosened through the movement of the air cylinder, and the convenience is high.
3. The multi-point positioning lathe fixture disclosed by the utility model can help to reinforce and quickly loosen the fixture by pumping away and sending air, and is convenient to disassemble while having good stability.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the lever of the present invention;
FIG. 3 is a schematic structural view of the platen assembly of the present invention;
FIG. 4 is another schematic view of the platen assembly of the present invention;
FIG. 5 is a schematic view of a first platen according to the present invention;
FIG. 6 is a schematic structural view of the fixture pedestal of the present invention;
in the figure: the clamp comprises a clamp support body-1, an annular groove-21, a vent hole-22, a clamp plate-2, a lever-3, a lever main body-31, a connecting clamp plate-32, a connecting through hole-33, a clamp plate assembly-4, a first pull rod-41, a first clamp plate seat-42, a first clamp plate-43, a pull rod sleeve-44, a second pull rod-45, an adjusting nut-46, a second clamp plate seat-47, a second clamp plate-48, a pull rod nut-5, an air cylinder-6, a positioning ring-7, a positioning claw seat-8 and a dust cover-9.
Detailed Description
The utility model is further elucidated with reference to the drawings and the embodiments.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be 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 meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Example 1
A multi-point positioning lathe fixture as shown in figures 1-6 comprising: the clamp comprises a clamp support body 1, a clamp plate 2, a lever 3, a pressure plate assembly 4, a pull rod nut 5, an air cylinder 6, a positioning ring 7 and a positioning claw seat 8, wherein the clamp plate 2 is arranged at the top of the clamp support body 1, a cavity is formed between the clamp plate 2 and the clamp support body 1, the lever 3 is arranged in the cavity, the lever 3 is annular, the pressure plate assembly 4 is arranged on the outer side of the lever 3, a plurality of pressure plate assemblies 4 are arranged, the pressure plate assembly 4 surrounds the lever 3, the pressure plate assembly 4 penetrates out of the clamp plate 2, the pull rod nut 5 is arranged on the inner side of the lever 3, and the air cylinder 6 is arranged on the inner side of the pull rod nut 5; the top of the clamp plate 2 is provided with a positioning ring 7, and the positioning ring 7 is provided with a positioning claw seat 8.
In this embodiment, the positioning ring 7 is provided with a dust cover 9, and the dust cover 9 covers the positioning claw seat 8.
In this embodiment, the lever 3 includes a lever main body 31, a connecting clamp plate 32 and a connecting through hole 33, the two ends of the lever main body 31 are provided with the connecting clamp plate 32, the connecting clamp plate 32 is connected with the pressure plate assembly 4, the two sides of the lever main body 31 far away from the connecting clamp plate 32 are provided with the connecting through hole 33, and the connecting through hole 33 is connected with the pressure plate assembly 4.
The pressing plate assembly 4 in this embodiment includes a first pull rod 41, a first pressing plate seat 42, a first pressing plate 43, a pull rod sleeve 44, a second pull rod 45, an adjusting nut 46, a second pressing plate seat 47 and a second pressing plate 48, the first pressing plate seat 42 is disposed at the top of the clamp plate 2, the first pull rod 41 is disposed inside the first pressing plate seat 42, one end of the first pull rod 41 is embedded in the connecting clamp plate 32, the first pull rod 41 is connected with the connecting clamp plate 32 through a pin shaft, the first pressing plate 43 is disposed at the other end of the first pull rod 41, the first pressing plate 43 is connected with the first pressing plate seat 42 through a pin shaft, and the first pressing plate 43 is connected with the first pull rod 41 through a pin shaft; a second pressing plate seat 47 is arranged at the top of the clamp plate 2, a second pull rod 45 is arranged inside the second pressing plate seat 47, a pull rod sleeve 44 is arranged at one end of the second pull rod 45, the pull rod sleeve 44 is fixed with the connecting through hole 33 through a bolt, a second pressing plate 48 is arranged at the other end of the second pull rod 45, the second pressing plate 48 is connected with the second pressing plate seat 47 through a pin shaft, and the second pressing plate 48 is connected with the second pull rod 45 through a pin shaft; the second pull rod 45 is sleeved with an adjusting nut 46, and the adjusting nut 46 presses the pull rod sleeve 44.
In this embodiment, the first pressing plate 43 is provided with a long through groove, and the first pressing plate 43 and the first pull rod 41 are connected to the long through groove; the second pressing plate 48 is also provided with a long through groove, and the second pressing plate 48 and the second pull rod 45 are connected to the long through groove.
The clamp plate 2 in this embodiment is provided with a plurality of annular grooves 21 at the center, and the annular grooves 21 include deep grooves and shallow grooves, which are alternately arranged.
The clamp plate 2 in this embodiment is provided with a vent hole 22 at one side, the vent hole 22 extends to the clamp support body 1, and the vent hole 22 extends to the positioning ring 7.
The positioning claw seats 8 described in this embodiment are arranged in a delta shape.
Example 2
A multi-point positioning lathe fixture as shown in fig. 1, comprising: the clamp comprises a clamp support body 1, a clamp plate 2, a lever 3, a pressure plate assembly 4, a pull rod nut 5, an air cylinder 6, a positioning ring 7 and a positioning claw seat 8, wherein the clamp plate 2 is arranged at the top of the clamp support body 1, a cavity is formed between the clamp plate 2 and the clamp support body 1, the lever 3 is arranged in the cavity, the lever 3 is annular, the pressure plate assembly 4 is arranged on the outer side of the lever 3, a plurality of pressure plate assemblies 4 are arranged, the pressure plate assembly 4 surrounds the lever 3, the pressure plate assembly 4 penetrates out of the clamp plate 2, the pull rod nut 5 is arranged on the inner side of the lever 3, and the air cylinder 6 is arranged on the inner side of the pull rod nut 5; the top of the clamp plate 2 is provided with a positioning ring 7, and the positioning ring 7 is provided with a positioning claw seat 8.
In this embodiment, the positioning ring 7 is provided with a dust cover 9, and the dust cover 9 covers the positioning claw seat 8.
The positioning claw seats 8 described in this embodiment are arranged in a delta shape.
Example 3
A multi-point positioning lathe fixture as shown in figures 1-5, comprising: the clamp comprises a clamp support body 1, a clamp plate 2, a lever 3, a pressure plate assembly 4, a pull rod nut 5, an air cylinder 6, a positioning ring 7 and a positioning claw seat 8, wherein the clamp plate 2 is arranged at the top of the clamp support body 1, a cavity is formed between the clamp plate 2 and the clamp support body 1, the lever 3 is arranged in the cavity, the lever 3 is annular, the pressure plate assembly 4 is arranged on the outer side of the lever 3, a plurality of pressure plate assemblies 4 are arranged, the pressure plate assembly 4 surrounds the lever 3, the pressure plate assembly 4 penetrates out of the clamp plate 2, the pull rod nut 5 is arranged on the inner side of the lever 3, and the air cylinder 6 is arranged on the inner side of the pull rod nut 5; the top of the clamp plate 2 is provided with a positioning ring 7, and the positioning ring 7 is provided with a positioning claw seat 8.
In this embodiment, the lever 3 includes a lever main body 31, a connecting clamp plate 32 and a connecting through hole 33, the two ends of the lever main body 31 are provided with the connecting clamp plate 32, the connecting clamp plate 32 is connected with the pressure plate assembly 4, the two sides of the lever main body 31 far away from the connecting clamp plate 32 are provided with the connecting through hole 33, and the connecting through hole 33 is connected with the pressure plate assembly 4.
The pressing plate assembly 4 in this embodiment includes a first pull rod 41, a first pressing plate seat 42, a first pressing plate 43, a pull rod sleeve 44, a second pull rod 45, an adjusting nut 46, a second pressing plate seat 47 and a second pressing plate 48, the first pressing plate seat 42 is disposed at the top of the clamp plate 2, the first pull rod 41 is disposed inside the first pressing plate seat 42, one end of the first pull rod 41 is embedded in the connecting clamp plate 32, the first pull rod 41 is connected with the connecting clamp plate 32 through a pin shaft, the first pressing plate 43 is disposed at the other end of the first pull rod 41, the first pressing plate 43 is connected with the first pressing plate seat 42 through a pin shaft, and the first pressing plate 43 is connected with the first pull rod 41 through a pin shaft; a second pressing plate seat 47 is arranged at the top of the clamp plate 2, a second pull rod 45 is arranged inside the second pressing plate seat 47, a pull rod sleeve 44 is arranged at one end of the second pull rod 45, the pull rod sleeve 44 is fixed with the connecting through hole 33 through a bolt, a second pressing plate 48 is arranged at the other end of the second pull rod 45, the second pressing plate 48 is connected with the second pressing plate seat 47 through a pin shaft, and the second pressing plate 48 is connected with the second pull rod 45 through a pin shaft; the second pull rod 45 is sleeved with an adjusting nut 46, and the adjusting nut 46 presses the pull rod sleeve 44.
In this embodiment, the first pressing plate 43 is provided with a long through groove, and the first pressing plate 43 and the first pull rod 41 are connected to the long through groove; the second pressing plate 48 is also provided with a long through groove, and the second pressing plate 48 and the second pull rod 45 are connected to the long through groove.
Example 4
A multi-point positioning lathe fixture as shown in figures 1 and 6, comprising: the clamp comprises a clamp support body 1, clamp plates 2, a lever 3, a pressure plate assembly 4, a pull rod nut 5, an air cylinder 6, a positioning ring 7 and a positioning claw seat 8, wherein the clamp plates 2 are arranged at the top of the clamp support body 1, a cavity is formed between the clamp plates 2 and the clamp support body 1, the lever 3 is arranged in the cavity, the lever 3 is annular, the pressure plate assembly 4 is arranged outside the lever 3, the pressure plate assemblies 4 are arranged in plurality, the pressure plate assemblies 4 surround the lever 3, the pressure plate assembly 4 penetrates out of the clamp plates 2, the pull rod nut 5 is arranged inside the lever 3, and the air cylinder 6 is arranged inside the pull rod nut 5; the top of the clamp plate 2 is provided with a positioning ring 7, and the positioning ring 7 is provided with a positioning claw seat 8.
The clamp plate 2 in this embodiment is provided with a plurality of annular grooves 21 at the center, and the annular grooves 21 include deep grooves and shallow grooves, which are alternately arranged.
The clamp plate 2 in this embodiment is provided with a vent hole 22 at one side, the vent hole 22 extends to the clamp support body 1, and the vent hole 22 extends to the positioning ring 7.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications can be made without departing from the principle of the present invention, and these modifications should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a multiple spot location turning attachment which characterized in that: the method comprises the following steps: the clamp support comprises a clamp support body (1), clamp plates (2), levers (3), a pressure plate assembly (4), a pull rod nut (5), an air cylinder (6), a positioning ring (7) and a positioning claw seat (8), wherein the clamp plates (2) are arranged at the top of the clamp support body (1), a cavity is formed between each clamp plate (2) and the corresponding clamp support body (1), each lever (3) is arranged in the cavity and is in a circular ring shape, the pressure plate assembly (4) is arranged on the outer side of each lever (3), a plurality of pressure plate assemblies (4) are arranged, each pressure plate assembly (4) surrounds each lever (3), each pressure plate assembly (4) penetrates through each clamp plate (2), the pull rod nut (5) is arranged on the inner side of each lever (3), and the air cylinder (6) is arranged on the inner side of each pull rod nut (5); the clamp plate is characterized in that a positioning ring (7) is arranged at the top of the clamp plate (2), and a positioning claw seat (8) is arranged on the positioning ring (7).
2. The multi-point positioning lathe fixture of claim 1, wherein: the positioning ring (7) is provided with a dust cover (9), and the dust cover (9) covers the positioning claw seat (8).
3. The multi-point positioning lathe fixture of claim 1, wherein: lever (3) include lever main part (31), connecting splint (32) and connect the through hole (33), lever main part (31) both ends are provided with connecting splint (32), connecting splint (32) connection clamp plate subassembly (4), the both sides that connecting splint (32) were kept away from in lever main part (31) are provided with connect the through hole (33), connect the clamp plate subassembly (4) in through hole (33).
4. The multi-point positioning lathe fixture of claim 3, wherein: the clamp plate assembly (4) comprises a first pull rod (41), a first clamp plate seat (42), a first clamp plate (43), a pull rod sleeve (44), a second pull rod (45), an adjusting nut (46), a second clamp plate seat (47) and a second clamp plate (48), wherein the first clamp plate seat (42) is arranged at the top of the clamp plate (2), the first pull rod (41) is arranged inside the first clamp plate seat (42), one end of the first pull rod (41) is embedded in the connecting clamp plate (32), the first pull rod (41) is connected with the connecting clamp plate (32) through a pin shaft, the first clamp plate (43) is arranged at the other end of the first pull rod (41), the first clamp plate (43) is connected with the first clamp plate seat (42) through a pin shaft, and the first clamp plate (43) is connected with the first pull rod (41) through a pin shaft; a second pressing plate seat (47) is arranged at the top of the clamp plate (2), a second pull rod (45) is arranged inside the second pressing plate seat (47), a pull rod sleeve (44) is arranged at one end of the second pull rod (45), the pull rod sleeve (44) is fixed with the connecting through hole (33) through a bolt, a second pressing plate (48) is arranged at the other end of the second pull rod (45), the second pressing plate (48) is connected with the second pressing plate seat (47) through a pin shaft, and the second pressing plate (48) is connected with the second pull rod (45) through a pin shaft; the second pull rod (45) is sleeved with an adjusting nut (46), and the adjusting nut (46) presses the pull rod sleeve (44).
5. The multi-point positioning lathe fixture of claim 4, wherein: a long through groove is formed in the first pressure plate (43), and the first pressure plate (43) and the first pull rod (41) are connected to the long through groove; the second pressure plate (48) is also provided with a long through groove, and the second pressure plate (48) and the second pull rod (45) are connected to the long through groove.
6. The multi-point positioning lathe fixture of claim 1, wherein: the clamp plate (2) center be provided with ring channel (21), ring channel (21) are provided with a plurality ofly, ring channel (21) include deep trouth and shallow slot, deep trouth and shallow slot are arranged in turn.
7. The multi-point positioning lathe fixture of claim 1, wherein: the clamp plate (2) is provided with a vent hole (22) on one side, the vent hole (22) extends to the clamp support body (1), and the vent hole (22) extends to the positioning ring (7).
8. The multi-point positioning lathe fixture of claim 1, wherein: the positioning claw seats (8) are arranged in a delta shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123280733.XU CN216706698U (en) | 2021-12-24 | 2021-12-24 | Multi-point positioning lathe fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123280733.XU CN216706698U (en) | 2021-12-24 | 2021-12-24 | Multi-point positioning lathe fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216706698U true CN216706698U (en) | 2022-06-10 |
Family
ID=81887828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123280733.XU Active CN216706698U (en) | 2021-12-24 | 2021-12-24 | Multi-point positioning lathe fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216706698U (en) |
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2021
- 2021-12-24 CN CN202123280733.XU patent/CN216706698U/en active Active
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