Positioning and pressing device

Abstract

The utility model relates to the technical field of tool clamps, solves the problem of poor universality in the prior art, and discloses a positioning and pressing device which comprises a base table, a pressing plate and a plurality of connecting seats. Wherein the plurality of connecting seats are arranged on the surface of the base table in an array; a positioning column is arranged on the connecting seat and translates on the surface of the connecting seat; a control assembly for driving the positioning column to move is arranged on the connecting seat; the pressing plate is parallel to the surface of the base table, and a first driving piece used for driving the pressing plate to move horizontally in the vertical direction and a second driving piece used for driving the pressing plate to move horizontally are arranged on the base table. According to the tool clamp, the tool clamp can adapt to more types of special-shaped workpieces.

Description

Technical Field

[0001] This application relates to the technical field of tooling fixtures, and particularly to a positioning and pressing device. Background Art

[0002] In the industrial production process, the positioning and pressing of workpieces are key steps to ensure machining accuracy and product quality. Traditional positioning and pressing devices usually adopt a fixed structure, which cannot adapt to workpieces of different shapes and sizes, resulting in poor versatility of tooling fixtures and high mold opening costs. Utility Model Content

[0003] In order to improve the defect of poor versatility in the prior art, this application provides a positioning and pressing device.

[0004] The following technical scheme is adopted:

[0005] A positioning and pressing device includes a base, a pressing plate, and a plurality of connecting seats; wherein,

[0006] A plurality of the connecting seats are arranged in an array on the surface of the base; positioning columns are arranged on the connecting seats, and the positioning columns translate on the surface of the connecting seats; a control component for driving the movement of the positioning columns is arranged on the connecting seats;

[0007] The pressing plate is arranged parallel to the surface of the base, and a first driving member for driving the pressing plate to translate in the vertical direction and a second driving member for driving the pressing plate to move horizontally are arranged on the base.

[0008] By adopting the above technical scheme, by arranging the connecting seats in an array on the surface of the base and arranging translatable positioning columns on the connecting seats, and cooperating with the precise adjustment of the positioning columns by the control component, the tooling fixture can adapt to more types of special-shaped workpieces. This design significantly improves the versatility of the tooling fixture during the machining of the workpiece surface and effectively reduces the mold opening cost.

[0009] Optionally, the control component includes a first sliding rod and a second sliding rod; the first sliding rod is horizontally slidably connected to the connecting seat, the second sliding rod is placed on the surface of the first sliding rod and translates perpendicular to the first sliding rod; a chute is formed along the length direction of the first sliding rod, and a through groove is formed through the length of the second sliding rod; the positioning column is arranged at the intersection of the chute and the through groove, and the positioning column is slidably connected to the chute and the through groove.

[0010] By adopting the above technical scheme, by arranging the first sliding rod and the second sliding rod perpendicular to each other and arranging the positioning column at their intersection, the positioning column can move precisely in a two-dimensional plane. This structure ensures that the positioning column can accurately adapt to workpieces of different shapes and sizes, improving the accuracy and stability of workpiece positioning.

[0011] Optionally, the connecting seat is rectangular, and grooves are provided along the length direction on the four side walls of the connecting seat; first connecting blocks are arranged at both ends of the first sliding rod, and first convex blocks that can slide in the corresponding grooves are arranged on the inner walls of the first connecting blocks; second connecting blocks are arranged at both ends of the second sliding rod, and second convex blocks that can slide in the corresponding grooves are arranged on the inner walls of the second connecting blocks.

[0012] By adopting the above technical solution, grooves are provided on the side walls of the connecting seat, and through the sliding fit of the first and second connecting blocks with the grooves, the first sliding rod and the second sliding rod can be stably installed on the connecting seat while maintaining the flexibility of their translation. This design not only ensures the stability of the structure but also facilitates the disassembly and installation of the sliding rod.

[0013] Optionally, a first fixing bolt is penetrated through the first connecting block, and the first fixing bolt is threadedly connected to the first connecting block; a second fixing bolt is penetrated through the second connecting block, and the second fixing bolt is threadedly connected to the second connecting block.

[0014] By adopting the above technical solution, through the threaded connection of the first and second fixing bolts with the connecting blocks, the fixing of the first sliding rod and the second sliding rod on the connecting seat is realized. This design ensures the stability of the positioning column after adjusting the position and prevents the position deviation of the positioning column caused by external forces.

[0015] Optionally, a connecting rod is arranged at the bottom of the positioning column, the connecting rod passes through the through groove and enters the sliding groove, and a sliding block that can slide in the sliding groove is arranged on the connecting rod.

[0016] By adopting the above technical solution, a sliding block is arranged on the connecting rod and can slide in the sliding groove, realizing the smooth movement of the positioning column in the sliding groove and the through groove. This design not only improves the flexibility of the movement of the positioning column but also ensures the stability of the positioning column during the movement process.

[0017] Optionally, a boss is arranged between the connecting rod and the positioning column, one end of the boss is connected to the connecting rod, a connecting screw hole is opened at the other end, and a connecting stud that is threadedly connected to the connecting screw hole is arranged at the bottom of the positioning column.

[0018] By adopting the above technical solution, through the threaded connection of the boss and the connecting stud, the convenient installation and disassembly of the positioning column and the connecting rod are realized. This design enables the positioning column to be replaced or adjusted according to needs, improving the flexibility and adaptability of the tooling fixture.

[0019] Optionally, it further includes a plurality of combined sleeves, and connection bars are arranged on the sides of the connection seats; the combined sleeves are of a U-shaped long strip structure, and inserting bars are arranged on the opposite inner walls of the combined sleeves along the length direction, and inserting slots for the inserting bars to be inserted are arranged on the inner walls of the connection bars, and the inserting slots penetrate through both ends of the connection bars.

[0020] By adopting the above technical solution, combined sleeves are arranged between adjacent connection seats, and the quick installation and disassembly of the combined sleeves are realized through the cooperation of the inserting bars and the inserting slots. This design not only increases the stability of the tooling fixture, but also enables the tooling fixture to be expanded or reduced as needed to adapt to workpieces of different sizes.

[0021] Optionally, the cross section of the inserting slot is in a dovetail shape, and the inserting bar is in a shape corresponding to the inserting slot.

[0022] By adopting the above technical solution, by designing the cross section of the inserting slot to be in a dovetail shape and matching it with the shape of the inserting bar, a firm connection between the combined sleeve and the connection seat is realized. This design ensures the stability and safety of the tooling fixture during use.

[0023] Optionally, a fixing post is arranged at one end of the connection seat far from the plane where the positioning post is located; the base includes a chassis and a bottom plate, and the chassis supports the bottom plate; a plurality of fixing holes are arranged in an array on the bottom plate, the fixing post can penetrate into any one of the fixing holes, and a fixing nut is threadedly connected to the fixing post.

[0024] By adopting the above technical solution, by penetrating the fixing post into the fixing hole of the bottom plate and using the fixing nut for locking, the stable installation of the connection seat on the base is realized. This design enables the tooling fixture to be quickly installed and disassembled as needed, improving the work efficiency.

[0025] Optionally, the base further includes side plates perpendicular to the edges of the bottom plate; the first driving member is a telescopic cylinder and is arranged on the side plates, and the first driving member drives the pressing plate to move in the vertical direction; the second driving member is a slide rail, and the second driving member is laid along the length direction of the side plates; a sliding seat is further arranged on the side plates, and the second driving member drives the sliding seat to move; the first driving member is arranged on the sliding seat.

[0026] By adopting the above technical solution, through the arrangement of the first driving member (telescopic cylinder) and the second driving member (slide rail), the flexible movement of the pressing plate in the vertical and horizontal directions is realized. This design ensures that the pressing plate can accurately press the workpiece, improving the stability and precision of workpiece processing.

[0027] In summary, the present application includes at least one of the following beneficial effects:

[0028] 1. Connect the connecting base to the surface of the base through an array setting, and set a translatable positioning post on the connecting base. With the precise adjustment of the positioning post by the control component, the tooling fixture can adapt to more types of special-shaped workpieces;

[0029] 2. Through the settings of the first driving member (telescopic cylinder) and the second driving member (slide rail), the flexible movement of the pressing plate in the vertical and horizontal directions is realized. This design ensures that the pressing plate can accurately press the workpiece, improving the stability and precision of workpiece processing. Description of the Drawings

[0030] Figure 1 is the overall structural schematic diagram of this embodiment;

[0031] Figure 2 is the front structural schematic diagram of this embodiment;

[0032] Figure 3 is the structural schematic diagram of two connecting bases connected;

[0033] Figure 4 is the front sectional structural schematic diagram of the connecting base;

[0034] Figure 5 is the side sectional structural schematic diagram of the connecting base.

[0035] Description of the Reference Numerals: 11, chassis; 12, bottom plate; 121, fixing hole; 13, side plate; 2, connecting base; 21, groove; 22, connecting strip; 221, slot; 23, fixing post; 231, fixing nut; 3, positioning post; 31, connecting stud; 32, boss; 321, connecting screw hole; 33, connecting rod; 331, slider; 4, control component; 41, first slide bar; 411, chute; 412, first connecting block; 4121, first convex block; 4122, first sinking groove; 4123, first fixing bolt; 42, second slide bar; 421, through groove; 422, second connecting block; 4221, second convex block; 4222, second sinking groove; 4223, second fixing bolt; 5, combined sleeve; 51, inserting strip; 6, pressing plate; 7, first driving member; 8, second driving member; 81, sliding seat. Detailed Description of the Specific Embodiment

[0036] The following further elaborates on this application in conjunction with the attached Figure 1 to the attached Figure 5 for a more detailed description of this application.

[0037] Refer to Figure 1, in order to increase the versatility of the tooling fixture during the machining of the workpiece surface, enabling the tooling fixture to adapt to more types of special-shaped workpieces. The embodiment of the present application discloses a positioning and pressing device, including a base 1, a pressing plate 6, and a plurality of connecting seats 2. The plurality of connecting seats 2 are arranged in an array on the surface of the base 1, and the connecting seats 2 are detachably connected to the base 1. A positioning post 3 is provided on the connecting seat 2, and the positioning post 3 translates on the surface of the connecting seat 2. A control component 4 for driving the movement of the positioning post 3 is provided on the connecting seat 2. The plurality of connecting seats 2 are connected in an array to the base 1, and the plurality of positioning posts 3 are moved to appropriate positions. The openings of the workpiece are inserted onto the corresponding positioning posts 3, or the positioning posts 3 are adjusted to abut against the outer wall of the workpiece from all around. In this way, the workpiece is positioned in the horizontal direction, restricting other degrees of freedom of the workpiece except the Y-axis. The pressing plate 6 is arranged parallel to the surface of the base 1. A first driving member 7 for driving the pressing plate 6 to translate in the vertical direction and a second driving member 8 for driving the pressing plate 6 to move horizontally are provided on the base 1. After the workpiece is installed in the plurality of connecting seats 2, the pressing plate 6 is moved to an appropriate position by the second driving member 8, and the first driving member 7 drives the pressing plate 6 to abut against the non-machined surface of the workpiece from top to bottom, pressing the workpiece onto the connecting seat 2. In this way, the workpiece is completely restricted. In this embodiment, by adding or reducing the connecting seats 2 and adjusting the positions of the positioning posts 3, different workpieces can be adapted. The positioning and pressing device can adapt to more types of workpieces, saving the cost of mold opening.

[0038] Refer to Figure 3 and Figure 4 , specifically, the control component 4 includes a first slide bar 41 and a second slide bar 42. The first slide bar 41 is translationally slidably connected to the connecting seat 2. The second slide bar 42 is placed on the surface of the first slide bar 41, and the second slide bar 42 is translationally slidably connected to the connecting seat 2. The projections of the first slide bar 41 and the second slide bar 42 on the surface of the connecting seat 2 are perpendicular to each other. A chute 411 is provided along the length direction of the first slide bar 41, and a through slot 421 is provided along the length of the second slide bar 42. The positioning post 3 is arranged at the intersection of the chute 411 and the through slot 421. The positioning post 3 is arranged perpendicular to the surface of the connecting seat 2. A connecting rod 33 is provided at the bottom of the positioning post 3. The connecting rod 33 passes through the through slot 421 and enters the chute 411. A slider 331 that can slide in the chute 411 is provided on the connecting rod 33.

[0039] Furthermore, the slider 331 is frustum-shaped. The cross-section of the chute 411 is convex, and the connecting rod 33 and the slider 331 form an inverted T-shaped structure.

[0040] Refer to Figure 4 and Figure 5, Further, the connecting seat 2 is a rectangular block structure. First connecting blocks 412 are provided at both ends of the first sliding rod 41, and the first sliding rod 41 extends to the edge of the connecting seat 2. The first connecting blocks 412 extend perpendicularly to the side wall of the connecting seat 2 along the first sliding rod 41. Similarly, second connecting blocks 422 are provided at both ends of the second sliding rod 42, and the second sliding rod 42 extends to the edge of the connecting seat 2. The second connecting blocks 422 extend perpendicularly to the side wall of the connecting seat 2 along the second sliding rod 42. Grooves 21 are formed along the length direction on the four side walls of the connecting seat 2. First convex blocks 4121 that can slide in the corresponding grooves 21 are provided on the inner wall of the first connecting blocks 412. Second convex blocks 4221 that can slide in the corresponding grooves 21 are provided on the inner wall of the second connecting blocks 422.

[0041] Refer to Figure 4 and Figure 5 , Further, a first fixing bolt 4123 is penetratingly provided on the first connecting block 412, and the first fixing bolt 4123 is threadedly connected to the first connecting block 412. A first sunk groove 4122 for the nut of the first fixing bolt 4123 to sink into is formed on the surface of the first connecting block 412. After passing through the first connecting block 412, the first fixing bolt 4123 abuts against the side wall of the connecting seat 2. A second fixing bolt 4223 is penetratingly provided on the second connecting block 422, and the second fixing bolt 4223 is threadedly connected to the second connecting block 422. A second sunk groove 4222 for the nut of the second fixing bolt 4223 to sink into is formed on the surface of the second connecting block 422. After passing through the second connecting block 422, the second fixing bolt 4223 abuts against the side wall of the connecting seat 2.

[0042] Refer to Figure 4 and Figure 5 , Further, a boss 32 is provided between the connecting rod 33 and the positioning post 3. One end of the boss 32 is connected to one end of the connecting rod 33, and a connecting screw hole 321 is formed at the other end. A connecting stud 31 that can be inserted into the connecting screw hole 321 is provided at the bottom of the positioning post 3. Different diameters can be set for the main body of the positioning post 3 to adapt to more types of workpieces. The positioning post 3 is threadedly connected to the boss 32 through the connecting stud 31.

[0043] Refer to Figure 2 and Figure 3 , Further, the positioning and pressing device further includes a plurality of combined sleeves 5. The combined sleeves 5 are arranged between two adjacent connecting seats 2. The combined sleeves 5 are detachably connected to the connecting seats 2. Connecting strips 22 are provided on the four side edges of the connecting seat 2 perpendicular to the plane where the positioning posts 3 are located. A space for the combined sleeves 5 to enter is left between adjacent connecting strips 22. The connecting strips 22 extend in a direction away from the plane where the positioning posts 3 are located. The combined sleeves 5 are U-shaped long strip structures, and inserting strips 51 are arranged along the length direction on the two opposite inner walls of the combined sleeves 5. Inserting slots 221 for the inserting strips 51 to slide into and insert are provided on the inner wall of the connecting strips 22, and the inserting slots 221 penetrate through both ends of the connecting strips 22.

[0044] Further, the cross-section of the slot 221 is dovetail-shaped. The inserting strip 51 has a shape corresponding to that of the slot 221.

[0045] Referring to Figure 1 and Figure 2 and, further, a fixing pile 23 is provided at one end of the connecting seat 2 away from the plane where the positioning column 3 is located. The base 1 includes a chassis 11 and a bottom plate 12. The chassis 11 holds the bottom plate 12 above the ground and keeps the bottom plate 12 in a state parallel to the ground. A plurality of fixing holes 121 are arrayed on the bottom plate 12, and the fixing holes 121 penetrate through the bottom plate 12 vertically. The fixing pile 23 can penetrate into any one of the fixing holes 121. A fixing nut 231 is threadedly connected to the fixing pile 23.

[0046] Referring to Figure 1 and Figure 2 and, specifically, the base 1 further includes side plates 13 perpendicular to the edges of the bottom plate 12, and the side plates 13 extend vertically upward. The first driving member 7 is a vertically arranged telescopic cylinder, and the output end of the first driving member 7 is arranged downward. The second driving member 8 is a slide rail, and the second driving member 8 is arranged at the top of the side plate 13 and is laid along the length direction of the side plate 13. The slide rail belongs to the prior art and will not be elaborated here. A slide block 81 is further provided on the side plate 13, and the second driving member 8 drives the slide block 81 to move. The housing of the first driving member 7 is arranged on the slide block 81. The output end of the first driving member 7 vertically penetrates through the bottom of the slide block 81 and is connected to one end of the pressing plate 6.

[0047] The implementation principle of a positioning and pressing device according to an embodiment of the present application is as follows:

[0048] Select an appropriate number of connecting seats 2 according to the shape of the workpiece. When the workpiece has an opening, select a positioning column 3 with a corresponding diameter according to the aperture. Splice a plurality of connecting seats 2 through the combined sleeve 5, and adjust the positions of the first sliding rod 41 and the second sliding rod 42 so that the positioning columns 3 are in positions opposite to the holes. If the workpiece has no opening, it is necessary to make a plurality of positioning columns 3 abut against the surface of the workpiece from all around to limit the workpiece. After installing the workpiece, place a plurality of connecting seats 2 together with the workpiece on the bottom plate 12, so that the fixing pile 23 passes through the fixing hole 121, and use the fixing nut 231 to fix the connecting seat 2 and the bottom plate 12. Thus, the workpiece installation is completed. Use the first driving member 7 and the second driving member 8 to move the pressing plate 6 to a suitable position to press the workpiece, and then the machining of the workpiece can be started.

[0049] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited accordingly. Therefore, all equivalent changes made according to the structure, shape, and principle of the present application should be covered within the protection scope of the present application.

Claims

1. A positioning and pressing device, characterized in that: It comprises a base (1), a pressing plate (6) and a plurality of connecting seats (2); wherein: A plurality of the connecting seats (2) are arranged in an array on the surface of the base (1); a positioning column (3) is arranged on the connecting seat (2), and the positioning column (3) translates on the surface of the connecting seat (2); a control component (4) for driving the positioning column (3) to move is arranged on the connecting seat (2); The pressing plate (6) is arranged parallel to the surface of the base (1), and the base (1) is provided with a first driving member (7) for driving the pressing plate (6) to translate in a vertical direction, and a second driving member (8) for driving the pressing plate (6) to translate in a horizontal direction; The control assembly (4) comprises a first sliding rod (41) and a second sliding rod (42); the first sliding rod (41) is horizontally slidably connected to the connecting seat (2), and the second sliding rod (42) is placed on the surface of the first sliding rod (41) and translates vertically along the first sliding rod (41); the first sliding rod (41) is provided with a sliding groove (411) along the length direction, and the second sliding rod (42) is provided with a through groove (421) along the length; the positioning column (3) is arranged at the intersection of the sliding groove (411) and the through groove (421), and the positioning column (3) is slidably connected to the sliding groove (411) and the through groove (421).

2. A positioning and pressing device according to claim 1, characterized in that: The connecting seat (2) is rectangular, and the four side walls of the connecting seat (2) are all provided with grooves (21) along the length direction; first connecting blocks (412) are provided at both ends of the first sliding rod (41), and the inner wall of the first connecting block (412) is provided with a first protrusion (4121) that can slide in the corresponding groove (21); second connecting blocks (422) are provided at both ends of the second sliding rod (42), and the inner wall of the second connecting block (422) is provided with a second protrusion (4221) that can slide in the corresponding groove (21).

3. A positioning and pressing device according to claim 2, characterized in that: A first fixing bolt (4123) is provided through the first connecting block (412), and the first fixing bolt (4123) is threadedly connected to the first connecting block (412); a second fixing bolt (4223) is provided through the second connecting block (422), and the second fixing bolt (4223) is threadedly connected to the second connecting block (422).

4. A positioning and pressing device according to claim 1, characterized in that: A connecting rod (33) is provided at the bottom of the positioning column (3), the connecting rod (33) passes through the through slot (421) and enters the slide slot (411), and the connecting rod (33) is provided with a sliding block (331) that can slide in the slide slot (411).

5. A positioning and pressing device according to claim 4, characterized in that: A boss (32) is provided between the connecting rod (33) and the positioning column (3); one end of the boss (32) is connected to the connecting rod (33) and the other end is provided with a connecting screw hole (321); a connecting stud (31) threadedly connected to the connecting screw hole (321) is provided at the bottom of the positioning column (3).

6. A positioning and pressing device according to claim 1, characterized in that: It also comprises a plurality of combined sleeves (5), the side of the connecting seat (2) being provided with a connecting strip (22); the combined sleeve (5) is a U-shaped long strip structure, two opposite inner walls of the combined sleeve (5) being provided with inserting strips (51) along the length direction, the inner wall of the connecting strip (22) being provided with a slot (221) for inserting the inserting strip (51), the slot (221) passing through both ends of the connecting strip (22).

7. A positioning and pressing device according to claim 6, characterized in that: The slot (221) has a dovetail-shaped cross section, and the insert (51) has a shape corresponding to the slot (221).

8. A positioning and pressing device according to claim 6, characterized in that: A fixing pile (23) is provided at one end of the connection seat (2) away from the plane where the positioning column (3) is located; the base (1) comprises a base frame (11) and a bottom plate (12), the base frame (11) supporting the bottom plate (12); a plurality of fixing holes (121) are arranged in an array on the bottom plate (12), the fixing pile (23) can be inserted into any of the fixing holes (121), and a fixing nut (231) is threadedly connected to the fixing pile (23).

9. A positioning and pressing device according to claim 8, characterized in that: The base (1) further comprises a side plate (13) arranged perpendicular to the edge of the bottom plate (12); the first driving member (7) is a telescopic cylinder arranged on the side plate (13), and the first driving member (7) drives the pressing plate (6) to move in a vertical direction; the second driving member (8) is a slide rail, and the second driving member (8) is laid along the length direction of the side plate (13); a slide seat (81) is also arranged on the side plate (13), and the second driving member (8) drives the slide seat (81) to move; the first driving member (7) is arranged on the slide seat (81).

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