Multi-station OK clamp tool capable of being assembled

Abstract

The utility model relates to a multi-station OK clamp tool capable of being assembled, which comprises a bottom base table and a plurality of clamp units, each clamp unit comprises an assembling plate and a clamp table arranged on the assembling plate, and an OK clamp is arranged on the clamp table. The plurality of clamp units are transversely and longitudinally distributed, the bottom base station is provided with a plurality of assembly positions which are transversely arranged at intervals, the bottom base station is further provided with a plurality of assembly plates in the longitudinal direction, and the assembly plates of the plurality of clamp units which are transversely distributed are respectively assembled on the assembly positions of the bottom base station. The two ends of the assembling plates of the clamp units are assembled on the two bottom base tables in the longitudinal direction respectively, and the opposite ends of the assembling plates of the two clamp units in the longitudinal direction are further assembled on the same bottom base table. A plurality of independent clamp units are arranged, and the clamp units can be freely assembled and spliced in the transverse and longitudinal positions.

Description

Technical Field

[0001] The utility model relates to the technical field of clamps, in particular to an assembleable multi-station OK clamp tooling. Background Art

[0002] A fixture is a device used to fix the workpiece in the mechanical manufacturing process so that it occupies the correct position for construction or inspection. It is also called a fixture. In a broad sense, any device used to quickly, conveniently and safely install the workpiece in any process can be called a fixture. CN217914842U discloses an OK fixture parallel side top vise, comprising a fan-shaped push block (1), a first inclined block (2) is arranged at the left end of the fan-shaped push block (1), a second inclined block (4) is arranged at the right end of the fan-shaped push block (1), a slide groove (6) is arranged on the adjacent side of the first inclined block (2) and the second inclined block (4), and the slide groove (6) is respectively slidably connected with the left and right ends of the fan-shaped push block (1), a first fixed block (3) is arranged at the left end of the first inclined block (2), and a second fixed block (5) is arranged at the right end of the second inclined block (4), and a threaded hole (13) is arranged at the middle of the top end of the fan-shaped push block (1), and the threaded hole (13) passes through the fan-shaped push block (1). The above OK fixture has only one group, and it is impossible to clamp multiple processing objects at multiple stations, and the processing efficiency is low; and the existing multi-station OK fixture equipment has a fixed number of stations, and cannot be assembled and changed according to needs. Utility Model Content

[0003] Purpose of the utility model: In order to overcome the defects of the prior art, the utility model provides an assemblable multi-station OK fixture tooling, which is provided with a plurality of independent fixture units, and the plurality of fixture units can be freely assembled and spliced ​​in the horizontal and vertical positions.

[0004] The technical solution of the utility model is as follows: an assemblable multi-station OK fixture tooling, including a bottom base and a plurality of fixture units, each fixture unit including an assembly plate and a fixture base mounted thereon, an OK clamp being provided on the fixture base, the plurality of fixture units being distributed horizontally and vertically, the bottom base having a plurality of assembly positions spaced apart in the horizontal direction, and the bottom base also having a plurality of assembly plates in the vertical direction, the assembly plates of the plurality of horizontally distributed fixture units being respectively assembled on the respective assembly positions of the bottom base, the two ends of the assembly plates of the fixture units being respectively assembled on the two bottom bases in the vertical direction, and the opposite ends of the assembly plates of the two fixture units in the vertical direction are also assembled on the same bottom base.

[0005] By adopting the above technical solution, a plurality of independent fixture units are provided, and the plurality of fixture units can be freely assembled and spliced ​​in the horizontal and vertical positions. An appropriate number of fixture units can be provided as required to adapt to the diversified needs of the market environment for different types of work. Customers can choose to disassemble and assemble the fixture units by themselves, thus realizing the universalization of a set of OK fixture tooling.

[0006] The utility model is further configured as follows: each assembly plate and the bottom base are installed by screws, screw holes are provided on each assembly position of the bottom base, the bottom bases located at the two outermost ends in the longitudinal direction have a single row of screw holes, and the middle bottom base located between the bottom bases at the two ends is provided with double rows of screw holes for the assembly plate screw installation of the two clamp units in the longitudinal direction.

[0007] With the above further arrangement, since the outermost bottom base does not need to be connected to the two clamp units, only a single row of screw holes is provided, while the middle bottom base is provided with double rows of screw holes, which are respectively connected to the two clamp units, thereby facilitating the installation of the clamp units.

[0008] The utility model is further configured as follows: the fixture table is provided with workpiece stations on both sides of each OK clamp, the push blocks in the OK clamps are driven to slide up and down by elastic reset members and suction nozzles respectively, each suction nozzle is connected to a suction pipeline system respectively, the suction pipeline system is composed of a plurality of splicable pipelines, the plurality of pipelines are also distributed horizontally and vertically, and the pipelines on the same longitudinal column are also assembled and spliced.

[0009] By further setting the above, connecting the suction nozzles through the suction pipeline system, the push blocks of multiple OK clamps can be sucked down simultaneously, so that multiple OK clamps can clamp workpieces at the same time, thereby achieving rapid batch clamping of workpieces, reducing the number of clamping times and improving production efficiency. It is now widely used in machining centers.

[0010] The utility model is further configured as follows: the suction nozzle corresponds to the empty area between a pair of inclined blocks of the OK clamp and is located below the push block to suck the push block downward, and the elastic reset member is disposed between the side surface of the push block and the inclined block to push the push block upward.

[0011] With the above further arrangement, the push block corresponds to the empty area between a pair of inclined blocks, so that the push block is subjected to a good downward suction effect, and the elastic reset member is abutted against the side of the push block, does not interfere with the suction nozzle, and is convenient for driving the push block to slide upward and reset.

[0012] The utility model is further configured as follows: each clamp unit has one OK clamp in the horizontal direction and multiple OK clamps in the vertical direction, multiple ventilation seats are installed at the lower end of the assembly plate and correspond one to one with the OK clamps, the multiple ventilation seats are arranged in the space between the two bottom bases, the ventilation seats have air passages inside, the suction nozzles and pipelines are respectively connected to the corresponding ventilation seats and are connected to the internal air passages.

[0013] With the above further arrangement, the vent seat facilitates the connection and installation of the pipeline and the suction nozzle.

[0014] The utility model is further configured as follows: the pipeline is connected to the side of the ventilation seat, the suction nozzle is connected to the upper end of the ventilation seat, the pipeline is also arranged in the gap between two rows of ventilation seat groups, and the bottom base is also provided with recesses for the pipeline to pass through between each assembly position.

[0015] By further adopting the above arrangement, the gap formed between the two rows of ventilation seat groups is convenient for the layout of the air intake pipeline system, and the concave position can also accommodate the pipeline, and the layout design is reasonable.

[0016] The utility model is further configured as follows: a lower groove is provided in the inclined slide groove of a pair of inclined blocks, and an upper groove is provided on the inclined protrusions on both sides of the push block. The elastic return member is a spring and is installed in the upper groove and the lower groove on the same side. The two ends of the spring respectively abut against the upper top wall of the upper groove and the lower bottom wall of the lower groove.

[0017] By further configuring the above, grooves are arranged by utilizing the areas of the oblique projections and the oblique slide grooves on both sides, so as to facilitate the installation of the spring and achieve a good effect of resetting the push block upwards. The springs on both sides enable the push block to slide stably. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural diagram of a specific embodiment of the utility model;

[0019] Figure 2 It is a bottom structural diagram of a specific embodiment of the utility model;

[0020] Figure 3 This is a structural diagram of a fixture unit according to a specific embodiment of the utility model;

[0021] Figure 4 This is a connection diagram of the suction pipeline system of the fixture unit of a specific embodiment of the utility model;

[0022] Figure 5 This is a structural diagram of the bottom base in a specific embodiment of the utility model;

[0023] Figure 6 This is a structural diagram of an OK clip in a specific embodiment of the utility model;

[0024] Figure 7 This is a disassembled view of the OK clip in a specific embodiment of the utility model.

[0025] In the figure: bottom base 1, assembly position 11, recessed position 12, screw hole position 111, fixture unit 2, assembly plate 21, fixture table 22, workpiece station 221, OK clamp 3, push block 31, inclined block 32, inclined slide groove 321, inclined convex 311, lower groove 322, upper groove 312, elastic reset part 4, suction nozzle 5, suction pipeline system 6, pipeline 61, ventilation seat 7. DETAILED DESCRIPTION

[0026] The technical scheme in this embodiment will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] like Figure 1-7 As shown, the technical solution of the utility model is: an assembleable multi-station OK fixture tooling, including a bottom base 1 and a plurality of fixture units 2, each fixture unit 2 includes an assembly plate 21 and a fixture table 22 mounted thereon, an OK clamp 3 is provided on the fixture table 22, and the plurality of fixture units 2 are distributed horizontally and vertically, the bottom base 1 has a plurality of assembly positions 11 arranged at intervals in the horizontal direction, and the bottom base 1 is also provided with a plurality of assembly plates 21 in the vertical direction, and the assembly positions 11 of the plurality of laterally distributed fixture units are respectively assembled on the respective assembly positions 11 of the bottom base, the two ends of the assembly plate 21 of the fixture unit are respectively assembled on the two bottom bases 1 in the vertical direction, and the opposite ends of the assembly plates 21 of the two fixture units in the vertical direction are also assembled on the same bottom base 1. The fixture table is screwed to the assembly plate, and each assembly plate 21 is screwed to the bottom base 1. Each assembly position 11 of the bottom base 1 is provided with a screw hole 111. The bottom bases 1 at the two outermost ends in the longitudinal direction have a single row of screw holes, and the middle bottom base 1 between the bottom bases 1 at the two ends is provided with a double row of screw holes for screwing the assembly plates of the two fixture units in the longitudinal direction. Of course, all bottom bases 1 can also be provided with double rows of screw holes.

[0028] The utility model is provided with a plurality of independent clamp units 2, and the plurality of clamp units 2 can be freely assembled and spliced ​​in the horizontal and vertical positions. An appropriate number of clamp units 2 can be provided as required, so as to adapt to the diversified needs of the market environment for different types of work. Customers can choose to disassemble and assemble the clamp units 2 by themselves, thus realizing the universalization of a set of OK clamp tooling.

[0029] Specifically, the fixture table 22 has workpiece stations 221 on both sides of each OK clamp 3. The OK clamp 3 includes a push block 31 in the middle and a pair of inclined blocks 32 on both sides. The opposite sides of the pair of inclined blocks are inclined surfaces. An inclined groove 321 is provided on the opposite sides of the pair of inclined blocks 32. The inclined protrusions 311 on both sides of the push block 31 are respectively slidably connected with the corresponding inclined grooves 321. The inclined grooves and the inclined protrusions are in a "T" shape, so that when the push block 31 slides down, it can push the pair of inclined blocks 32 to face away from each other. Slide to approach the workpiece station 221 to clamp the workpiece in the station. When the push block 31 slides up, it can pull a pair of inclined blocks 32 to slide towards each other to move away from the workpiece station 221. The push block 31 in the OK clamp 3 is driven to slide up and down by an elastic reset member 4 and an air suction nozzle 5, respectively. Each air suction nozzle 5 is connected to an air suction pipeline system 6, and the air suction pipeline system 6 is composed of a plurality of splicable pipelines 61. The plurality of pipelines 61 are also distributed horizontally and vertically, and the pipelines 61 on the same longitudinal column are also assembled and spliced. Both the assembly plate and the fixture table have through holes for the air suction nozzles to pass through. The pipelines are connected by detachable pipe joints. The air suction nozzle 5 corresponds to the empty area between the pair of inclined blocks 32 of the OK clamp 3, and is located below the push block 31 to suck the push block down. The elastic reset member 4 is set between the side of the push block 31 and the inclined block 32 to push the push block 31 up. A lower groove 322 is also provided in the inclined groove 321 of the pair of inclined blocks 32, and an upper groove 312 is also provided on the inclined protrusions 311 on both sides of the push block 31. The elastic reset member 4 is a spring and is installed in the upper groove 312 and the lower groove 322 on the same side. The two ends of the spring are respectively against the upper top wall of the upper groove 312 and the lower bottom wall of the lower groove 322. The elastic reset member 4 can also be a tension spring or a rubber body.

[0030] Each fixture unit 2 has one OK clamp 3 in the horizontal direction and multiple in the vertical direction. Multiple vent seats 7 are installed at the lower end of the assembly plate 21, and correspond to the OK clamps 3 one by one. Multiple vent seats 7 are arranged in the space between the two bottom bases 1. The vent seats 7 have air passages inside. The suction nozzles 5 and the pipelines 61 are respectively connected to the corresponding vent seats 7 and communicate with the internal air passages. The pipelines 61 are connected to the side of the vent seats 7, and the suction nozzles 5 are connected to the upper end of the vent seats 7. The pipelines 61 are also arranged in the gap between the two rows of vent seats. The bottom base 1 is also provided with recesses 12 for the pipelines 61 to pass through between the assembly positions 11.

[0031] The above-mentioned workpiece station 221 can be set according to the shape of the workpiece, and different jaws are arranged on the opposite back sides of a pair of inclined blocks, such as toothed jaws, jaws with arcs, etc., which solves the clamping needs of special workpieces and special workpieces, makes the clamping of special workpieces more stable, avoids accidents, and better meets the use requirements.

[0032] The OK clamp of the utility model is a pull-down locking clamp, which is mainly used for workpieces that need to be processed and can be clamped. It has a strong holding force, is strong and durable. When in use, the suction pipe system 6 connects each suction nozzle 5 to suck air at the same time, and the push blocks 31 of multiple OK clamps 3 are sucked down at the same time. When the push block 31 slides down, it can push a pair of inclined blocks 32 to slide to the left and right sides to approach the workpiece station 221, thereby clamping the workpiece in the station; when the suction pipe system 6 is not working, the push block 31 is driven to slide up by the respective springs on the OK clamp 3. When the push block slides up, it can pull the pair of inclined blocks 32 to slide towards each other to move away from the workpiece station 221, thereby releasing the workpiece.

[0033] This product has multiple OK clamps on the fixture table, which enables multiple OK clamps to clamp workpieces at the same time, thereby achieving rapid batch workpiece clamping, reducing the number of clamping times and improving production efficiency. It is now widely used in machining centers.

[0034] It should be noted that in the description of the present invention, all directional indications (such as up, down, front, back, etc.) are only used to explain the relative position relationship, movement status, etc. between the components in a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0035] In addition, in the description of the present invention, “several” or “plurality” means at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0036] In the description of the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "couple", "connect", and "fix" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

Claims

1. An assembleable multi-station OK fixture, characterized by: The invention comprises a bottom base (1) and a plurality of fixture units (2), each fixture unit (2) comprising an assembly plate (21) and a fixture table (22) mounted thereon, an OK clamp (3) being provided on the fixture table (22), and the plurality of fixture units (2) being distributed in a horizontal and vertical manner, the bottom base (1) having a plurality of assembly positions (11) arranged at intervals in the horizontal direction, and the bottom base (1) also having a plurality of assembly plates (21) in the vertical direction, wherein the assembly plates (21) of the plurality of fixture units distributed in the horizontal direction are respectively assembled on the assembly positions (11) of the bottom base, the two ends of the assembly plates (21) of the fixture units are respectively assembled on the two bottom bases (1) in the vertical direction, and the opposite ends of the assembly plates (21) of the two fixture units in the vertical direction are also assembled on the same bottom base (1).

2. The assemblable multi-station OK fixture according to claim 1, characterized in that: Each assembly plate (21) and the bottom base (1) are mounted by screws, and each assembly position (11) of the bottom base (1) is provided with a screw hole (111). The bottom bases (1) at the two outermost ends in the longitudinal direction have a single row of screw holes, and the middle bottom base (1) between the two end bottom bases (1) is provided with a double row of screw holes for mounting the assembly plates of the two fixture units in the longitudinal direction by screws.

3. The assemblable multi-station OK fixture according to claim 1, characterized in that: The fixture table (22) has a workpiece station (221) on both sides of each OK clamp (3). The OK clamp (3) includes a push block (31) in the middle and a pair of inclined blocks (32) on both sides. An inclined slide groove (321) is provided on the opposite sides of the pair of inclined blocks (32). The inclined protrusions (311) on both sides of the push block (31) are respectively slidably connected to the corresponding inclined slide grooves (321), so that when the push block (31) slides down, it can push the pair of inclined blocks (32) to slide back to approach the workpiece station (221). When the push block (31) slides upward, it can pull a pair of inclined blocks (32) to slide towards each other and away from the workpiece station (221). The push block (31) in the OK clamp (3) is driven to slide up and down by an elastic reset member (4) and an air suction nozzle (5), and each air suction nozzle (5) is connected to an air suction pipeline system (6). The air suction pipeline system (6) is composed of a plurality of splicable pipelines (61). The plurality of pipelines (61) are also distributed horizontally and vertically, and the pipelines (61) on the same vertical row are also assembled and spliced.

4. The assemblable multi-station OK fixture according to claim 3, characterized in that: The suction nozzle (5) corresponds to the empty area between a pair of inclined blocks (32) of the OK clamp (3) and is located below the push block (31) to suck the push block downward, and the elastic return member (4) is disposed between the side of the push block (31) and the inclined block (32) to push the push block (31) upward.

5. The assemblable multi-station OK fixture according to claim 3 or 4, characterized in that: Each clamp unit (2) has one OK clamp (3) in the horizontal direction and multiple OK clamps in the vertical direction. Multiple ventilation seats (7) are installed at the lower end of the assembly plate (21) and correspond to the OK clamps (3) one by one. The multiple ventilation seats (7) are arranged in the space between the two bottom bases (1). The ventilation seats (7) have air passages inside. The suction nozzles (5) and the pipelines (61) are respectively connected to the corresponding ventilation seats (7) and communicate with the internal air passages.

6. The assemblable multi-station OK fixture according to claim 5, characterized in that: The pipeline (61) is connected to the side of the ventilation seat (7), the suction nozzle (5) is connected to the upper end of the ventilation seat (7), the pipeline (61) is also arranged in the gap between two rows of ventilation seat groups, and the bottom base (1) is also provided with a recess (12) for the pipeline (61) to pass through between each assembly position (11).

7. The assemblable multi-station OK fixture according to claim 3 or 4, characterized in that: A lower groove (322) is further provided in the inclined grooves (321) of the pair of inclined blocks (32), and an upper groove (312) is further provided on the inclined protrusions (311) on both sides of the push block (31). The elastic return member (4) is a spring and is installed in the upper groove (312) and the lower groove (322) on the same side, and the two ends of the spring respectively abut against the upper top wall of the upper groove (312) and the lower bottom wall of the lower groove (322).

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