CN222370976U - Machining center positioning fixture - Google Patents
Machining center positioning fixture Download PDFInfo
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- CN222370976U CN222370976U CN202421069514.8U CN202421069514U CN222370976U CN 222370976 U CN222370976 U CN 222370976U CN 202421069514 U CN202421069514 U CN 202421069514U CN 222370976 U CN222370976 U CN 222370976U
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- 238000006243 chemical reaction Methods 0.000 description 3
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- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of workpiece processing and discloses a positioning clamp of a processing center, which comprises a bottom plate, wherein four supporting seats are uniformly and fixedly arranged on the periphery of the bottom surface of the bottom plate, a placing seat is fixedly arranged on the top surface of the bottom plate, a placing plate is arranged above the placing seat, a positioning mechanism is arranged below the placing plate, a limiting mechanism is arranged above the placing seat, a placing groove is vertically and downwards formed in the placing seat, an adjusting groove is vertically and downwards formed in the top surface of the placing plate, the adjusting grooves are four, the four adjusting grooves are uniformly arranged on the periphery of the top surface of the placing plate, the positioning mechanism comprises an adjusting part and a positioning part, the limiting mechanism comprises a connecting part and a rebound part, a connecting rod at the upper end of the adjusting plate drives a positioning rod to move, the positioning rod below the positioning rod slides in the limiting groove, the positioning rod can be used for positioning the positioning rod, the distance of the positioning rod can be adjusted, workpieces with different sizes can be clamped and positioned, the operation is simple, the positioning mechanism can be suitable for workpieces with different sizes, and the applicability of the device is improved.
Description
Technical Field
The utility model relates to the technical field of workpiece machining, in particular to a positioning clamp for a machining center.
Background
Nowadays, in the manufacturing process, the use of tool clamps is common, and the clamps are process devices for rapidly fastening workpieces during processing so as to keep correct relative positions of a machine tool, a cutter and the workpieces;
the existing fixture can only clamp one part or similar parts, so that clamping and positioning of parts with other sizes are inconvenient, the fixture needs to be replaced irregularly, and universality of the fixture is low.
Therefore, a machining center positioning jig is proposed.
Disclosure of utility model
The utility model aims to provide a positioning clamp for a machining center, which is used for solving the problems in the background technology.
In order to achieve the above purpose, the utility model provides the technical scheme that the positioning fixture of the machining center comprises a bottom plate, wherein four supporting seats are uniformly and fixedly arranged on the periphery of the bottom surface of the bottom plate, a placing seat is fixedly arranged on the top surface of the bottom plate, a placing plate is arranged above the placing seat, a positioning mechanism is arranged below the placing plate, and a limiting mechanism is arranged above the placing seat;
The placing seat is internally provided with placing grooves vertically downwards, the top surface of the placing plate is vertically provided with adjusting grooves downwards, the four adjusting grooves are arranged, and the four adjusting grooves are uniformly arranged around the top surface of the placing plate;
the positioning mechanism comprises an adjusting part and a positioning part;
the limiting mechanism comprises a connecting part and a rebound part.
Preferably, the adjusting part comprises a lifting plate, the lifting plate is located at the center of the placing groove, an output air cylinder is arranged right below the lifting plate, the bottom surface of the output air cylinder is fixedly connected with the bottom surface inside the placing groove, and the output end of the output air cylinder is fixedly connected with the bottom surface of the lifting plate.
Preferably, the lifting plate lateral surface is evenly fixed and is provided with four connecting blocks, four the connecting block both sides all are provided with the regulating plate, and same side is two the regulating plate lower extreme is connected with being close to the connecting block rotation mutually, same side is two the regulating plate upper end is close to the side mutually and is fixedly provided with the connecting rod.
Preferably, the locating part comprises locating rods, the locating rods are uniformly provided with four locating rods, the upper ends of the four locating rods penetrate through the adjusting grooves and are in sliding connection with the inner walls of the adjusting grooves, the outer side faces of the lower ends of the four locating rods are provided with sliding grooves, and the connecting rods are located inside the sliding grooves and are in sliding connection with the inner walls of the sliding grooves.
Preferably, the standing groove inner wall is evenly fixed and is provided with four L type spacing, the spacing groove has been seted up to L type spacing lateral surface, the constant head tank has been seted up to the locating lever lower extreme, L type spacing upper end is located the constant head tank inside and with constant head tank inner wall sliding connection, the inside gag lever post that is provided with of constant head tank, gag lever post both ends are connected with constant head tank inner wall bearing, the gag lever post is located the spacing inslot and with spacing groove inner wall sliding connection.
Preferably, the upper ends of the four positioning rods are fixedly provided with positioning blocks close to the side surfaces.
Preferably, the connecting portion comprises a fixing frame, fixing frame bottom surface and placing seat fixed connection, the fixing frame top is provided with the fixed block, the fixed block evenly is provided with four, four the fixed block is close to side and places board side fixed connection mutually, the fixed block top is provided with the slide bar, the slide bar lower extreme runs through fixed block and fixing frame in proper order and extends to the fixing frame below, slide bar and fixed block fixed connection, slide bar lower extreme and fixing frame sliding connection.
Preferably, the rebound part comprises a limit spring, the limit spring is sleeved on the outer side surface of the sliding rod, and the upper end and the lower end of the limit spring are respectively and fixedly connected with the fixed block and the fixed frame.
Compared with the prior art, the utility model has the beneficial effects that the positioning clamp for the machining center,
1) The locating rod is driven to move through the connecting rod at the upper end of the adjusting plate, the locating rod below the locating rod slides in the limiting groove, the locating rod is located, the distance of the locating rod can be adjusted, workpieces with different sizes can be clamped and located, the operation is simple, the locating device can be suitable for workpieces with different sizes, and the applicability of the locating device is improved.
2) The reaction force generated by the expansion and contraction of the positioning block and the limiting spring applies pressure to the upper end and the lower end of the workpiece, the upper end and the lower end of the workpiece are limited, the stability of the workpiece during positioning and clamping is improved, and the device is convenient for positioning and clamping the workpiece subsequently.
Drawings
FIG. 1 is a schematic perspective view of the structure of the present utility model;
FIG. 2 is a perspective view of the placement base of the present utility model;
FIG. 3 is a perspective view of the positioning mechanism of the present utility model;
Fig. 4 is a perspective view of the spacing mechanism of the present utility model.
In the figure, a bottom plate 1, a supporting seat 2, a placing seat 3, a placing plate 4, a positioning mechanism 5, a lifting plate 51, an output cylinder 52, a connecting block 53, an adjusting plate 54, a connecting rod 55, a positioning rod 56, a limiting rod 57, a 58L-shaped limiting frame 59, a limiting mechanism 6, a fixing frame 61, a fixing block 62, a sliding rod 63 and a limiting spring 64 are arranged.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Referring to fig. 1-4, the utility model provides a technical scheme that a positioning fixture of a machining center comprises a bottom plate 1, four supporting seats 2 are uniformly and fixedly arranged around the bottom surface of the bottom plate 1, a placing seat 3 is fixedly arranged on the top surface of the bottom plate 1, a placing plate 4 is arranged above the placing seat 3, a positioning mechanism 5 is arranged below the placing plate 4, and a limiting mechanism 6 is arranged above the placing seat 3;
The inside of the placement seat 3 is vertically provided with a placement groove downwards, the top surface of the placement plate 4 is vertically provided with four adjustment grooves downwards, and the four adjustment grooves are uniformly arranged around the top surface of the placement plate 4;
the positioning mechanism 5 comprises an adjusting part and a positioning part;
the limiting mechanism 6 comprises a connecting part and a rebound part.
The adjusting part comprises a lifting plate 51, the lifting plate 51 is positioned at the center of the placing groove, an output air cylinder 52 is arranged right below the lifting plate 51, the bottom surface of the output air cylinder 52 is fixedly connected with the bottom surface inside the placing groove, and the output end of the output air cylinder 52 is fixedly connected with the bottom surface of the lifting plate 51;
Four connecting blocks 53 are uniformly and fixedly arranged on the outer side surface of the lifting plate 51, adjusting plates 54 are arranged on two sides of each of the four connecting blocks 53, the lower ends of the two adjusting plates 54 on the same side are rotationally connected with the connecting blocks 53 which are close to each other, and connecting rods 55 are fixedly arranged on the upper ends of the two adjusting plates 54 on the same side which are close to each other and are close to the side surfaces;
The positioning part comprises positioning rods 56, the four positioning rods 56 are uniformly arranged, the upper ends of the four positioning rods 56 penetrate through the adjusting groove close to the adjusting groove and are in sliding connection with the inner wall of the adjusting groove close to the adjusting groove, sliding grooves are formed in the outer side surfaces of the lower ends of the four positioning rods 56, and connecting rods 55 are positioned in the sliding grooves and are in sliding connection with the inner wall of the sliding grooves;
four L-shaped limiting frames 58 are uniformly and fixedly arranged on the inner wall of the placing groove, limiting grooves are formed in the outer side faces of the L-shaped limiting frames 58, positioning grooves are formed in the lower ends of the positioning rods 56, the upper ends of the L-shaped limiting frames 58 are located in the positioning grooves and are in sliding connection with the inner wall of the positioning grooves, limiting rods 57 are arranged in the positioning grooves, two ends of each limiting rod 57 are in bearing connection with the inner wall of the positioning groove, each limiting rod 57 is located in the corresponding limiting groove and is in sliding connection with the inner wall of the corresponding limiting groove, and positioning blocks 59 are fixedly arranged at the upper ends of the four positioning rods 56 close to the side faces;
Further, in this embodiment, the output cylinder 52 drives the lifting plate 51 to lift, the lifting plate 51 drives the adjusting plate 54 to move by means of the connecting block 53, the connecting rod 55 at the upper end of the adjusting plate 54 drives the positioning rod 56 to move, and the limiting rod 57 below the positioning rod 56 slides in the limiting groove;
Further, in the embodiment, the connecting rod 55 at the upper end of the adjusting plate 54 drives the positioning rod 56 to move, the limiting rod 57 below the positioning rod 56 slides in the limiting groove to position the positioning rod 56, the distance of the positioning rod 56 can be adjusted, workpieces with different sizes can be clamped and positioned, the operation is simple, the device can be suitable for workpieces with different sizes, and the applicability of the device is improved;
Example two
Referring to fig. 1-4, on the basis of the first embodiment, the connecting portion further includes a fixing frame 61, the bottom surface of the fixing frame 61 is fixedly connected with the placement seat 3, fixing blocks 62 are uniformly arranged above the fixing frame 61, four fixing blocks 62 are fixedly connected with the side surface of the placement plate 4 close to the side surface, a sliding rod 63 is arranged above the fixing blocks 62, the lower end of the sliding rod 63 sequentially penetrates through the fixing block 62 and the fixing frame 61 and extends to the lower side of the fixing frame 61, the sliding rod 63 is fixedly connected with the fixing block 62, and the lower end of the sliding rod 63 is in sliding connection with the fixing frame 61;
the rebound part comprises a limit spring 64, the limit spring 64 is sleeved on the outer side surface of the sliding rod 63, and the upper end and the lower end of the limit spring 64 are fixedly connected with the fixed block 62 and the fixed frame 61 respectively;
Further, when the workpiece is located on the placing plate 4, the positioning block 59 abuts against the upper end of the workpiece, so that the placing plate 4 moves downwards according to different heights of the workpiece, and further the fixed block 62 and the sliding rod 63 are driven to move, the limiting spring 64 stretches and contracts when the fixed block 62 moves, and the reaction force is exerted on the fixed block 62 and the placing plate 4 by the pressure generated by the stretching and contracting of the limiting spring 64;
Further, in this embodiment, the upper and lower ends of the workpiece are pressed by the reaction force generated by the expansion and contraction of the positioning block 59 and the limiting spring 64, the upper and lower ends of the workpiece are limited, the stability of the workpiece during positioning and clamping is improved, and the device is convenient for positioning and clamping the workpiece subsequently.
When the lifting device is used, the lifting plate 51 is driven by the output air cylinder 52 to lift, the adjusting plate 54 is driven by the lifting plate 51 to move by means of the connecting block 53, the positioning rod 56 is driven by the connecting rod 55 at the upper end of the adjusting plate 54 to move, the limiting rod 57 below the positioning rod 56 slides in the limiting groove to position the positioning rod 56, the distance of the positioning rod 56 can be adjusted, workpieces of different sizes can be clamped and positioned, when the workpieces are positioned on the placing plate 4, the positioning block 59 props against the upper end of the workpieces, the placing plate 4 moves downwards according to different heights of the workpieces, the fixing block 62 and the sliding rod 63 are driven to move, the limiting spring 64 stretches and contracts when the fixing block 62 moves, the pressure generated by stretching and contracting of the limiting spring 64 acts on the fixing block 62 and the placing plate 4, and the upper end and the lower end of the workpieces are limited by the reactive force generated by stretching of the positioning block 59 and the limiting spring 64.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The positioning clamp for the machining center comprises a bottom plate (1) and is characterized in that four supporting seats (2) are uniformly and fixedly arranged on the periphery of the bottom surface of the bottom plate (1), a placement seat (3) is fixedly arranged on the top surface of the bottom plate (1), a placement plate (4) is arranged above the placement seat (3), a positioning mechanism (5) is arranged below the placement plate (4), and a limiting mechanism (6) is arranged above the placement seat (3);
The inside of the placement seat (3) is vertically provided with a placement groove downwards, the top surface of the placement plate (4) is vertically provided with four adjustment grooves downwards, and the four adjustment grooves are uniformly arranged around the top surface of the placement plate (4);
the positioning mechanism (5) comprises an adjusting part and a positioning part;
the limiting mechanism (6) comprises a connecting part and a rebound part.
2. The machining center positioning fixture according to claim 1, wherein the adjusting part comprises a lifting plate (51), the lifting plate (51) is located at the center of the placing groove, an output air cylinder (52) is arranged right below the lifting plate (51), the bottom surface of the output air cylinder (52) is fixedly connected with the bottom surface inside the placing groove, and the output end of the output air cylinder (52) is fixedly connected with the bottom surface of the lifting plate (51).
3. The positioning fixture of a machining center according to claim 2, wherein four connecting blocks (53) are uniformly and fixedly arranged on the outer side face of the lifting plate (51), adjusting plates (54) are arranged on two sides of each connecting block (53), the lower ends of the two adjusting plates (54) on the same side are rotationally connected with the connecting blocks (53) which are close to each other, and connecting rods (55) are fixedly arranged on the upper ends of the two adjusting plates (54) on the same side which are close to each other.
4. The machining center positioning fixture according to claim 1, wherein the positioning portions comprise positioning rods (56), four positioning rods (56) are uniformly arranged, the upper ends of the four positioning rods (56) penetrate through the adjusting grooves close to each other and are in sliding connection with the inner walls of the adjusting grooves close to each other, sliding grooves are formed in the outer side faces of the lower ends of the four positioning rods (56), and connecting rods (55) are located in the sliding grooves and are in sliding connection with the inner walls of the sliding grooves.
5. The positioning fixture of a machining center according to claim 4, wherein four L-shaped limiting frames (58) are uniformly and fixedly arranged on the inner wall of the positioning groove, limiting grooves are formed in the outer side faces of the L-shaped limiting frames (58), positioning grooves are formed in the lower ends of the positioning rods (56), the upper ends of the L-shaped limiting frames (58) are located inside the positioning grooves and are in sliding connection with the inner wall of the positioning groove, limiting rods (57) are arranged inside the positioning grooves, two ends of each limiting rod (57) are connected with bearings on the inner wall of the positioning groove, and the limiting rods (57) are located inside the limiting grooves and are in sliding connection with the inner wall of the limiting groove.
6. The machining center positioning fixture according to claim 5, wherein positioning blocks (59) are fixedly arranged at the upper ends of the four positioning rods (56) close to the side surfaces.
7. The machining center positioning fixture according to claim 1, wherein the connecting portion comprises a fixing frame (61), the bottom surface of the fixing frame (61) is fixedly connected with the placement seat (3), four fixing blocks (62) are uniformly arranged above the fixing frame (61), the four fixing blocks (62) are fixedly connected with the side surface of the placement plate (4) close to the side surface, a sliding rod (63) is arranged above the fixing blocks (62), the lower end of the sliding rod (63) sequentially penetrates through the fixing block (62) and the fixing frame (61) and extends to the lower portion of the fixing frame (61), the sliding rod (63) is fixedly connected with the fixing block (62), and the lower end of the sliding rod (63) is in sliding connection with the fixing frame (61).
8. The machining center positioning fixture of claim 1, wherein the rebound part comprises a limit spring (64), the limit spring (64) is sleeved on the outer side face of the sliding rod (63), and the upper end and the lower end of the limit spring (64) are fixedly connected with the fixed block (62) and the fixed frame (61) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421069514.8U CN222370976U (en) | 2024-05-16 | 2024-05-16 | Machining center positioning fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421069514.8U CN222370976U (en) | 2024-05-16 | 2024-05-16 | Machining center positioning fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222370976U true CN222370976U (en) | 2025-01-21 |
Family
ID=94244200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421069514.8U Active CN222370976U (en) | 2024-05-16 | 2024-05-16 | Machining center positioning fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222370976U (en) |
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2024
- 2024-05-16 CN CN202421069514.8U patent/CN222370976U/en active Active
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