Multi-station OK clamp tool

Abstract

The utility model relates to a multi-station OK clamp tool which comprises a clamp table and a plurality of OK clamps, workpiece stations are arranged on the two sides of each OK clamp on the clamp table, each OK clamp comprises a push block in the middle and a pair of inclined blocks located on the two sides, inclined sliding grooves are formed in the opposite sides of the pair of inclined blocks, and the inclined sliding grooves are communicated with the workpiece stations. The inclined protrusions on the two sides of the pushing block are connected with the corresponding inclined sliding grooves in a sliding mode respectively, so that when the pushing block slides downwards, the pair of inclined blocks can be pushed to slide back to back to be close to a workpiece station so as to clamp a workpiece in the station, and when the pushing block slides upwards, the pair of inclined blocks can be pulled to slide oppositely to be away from the workpiece station. A push block in the OK clamp is driven by an elastic reset piece and air suction nozzles to slide up and down, and the air suction nozzles are connected to an air suction pipeline system. The air suction nozzles are connected through the air suction pipeline system, the push blocks of the multiple OK clamps are sucked downwards at the same time, and the multiple OK clamps can clamp workpieces at the same time.

Description

Technical Field

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

[0002] A fixture is a device used to fix the processing object in the mechanical manufacturing process so that it occupies the correct position to accept construction or inspection, also known as a fixture (qiǎ jǜ). In a broad sense, any device used to quickly, conveniently and safely install the workpiece in any process in the process can be called a fixture. CN217914842U discloses an OK fixture parallel side top vise, including a fan-shaped push block, a first inclined block is provided at the left end of the fan-shaped push block, a second inclined block is provided at the right end of the fan-shaped push block, a slide groove is provided on the adjacent side of the first inclined block and the second inclined block, and the slide groove is respectively slidably connected to the left and right ends of the fan-shaped push block, a first fixed block is provided at the left end of the first inclined block, and a second fixed block is provided at the right end of the second inclined block, and a threaded hole is provided in the middle of the top of the fan-shaped push block, and the threaded hole passes through the fan-shaped push block. The above-mentioned OK fixture has only one set, and it is impossible to clamp multiple processing objects at multiple stations, and the processing efficiency is low. Utility Model Content

[0003] Purpose of the utility model: In order to overcome the defects of the prior art, the utility model provides a multi-station OK clamp tooling, which connects each suction nozzle through a suction pipeline system, and simultaneously suctions the push blocks of multiple OK clamps, so that multiple OK clamps can clamp workpieces at the same time.

[0004] The technical solution of the utility model is as follows: a multi-station OK fixture tooling, comprising a fixture table and a plurality of OK clamps, wherein the fixture table has workpiece stations on both sides of each OK clamp, wherein the OK clamp comprises a push block in the middle, and a pair of inclined blocks located on both sides, wherein inclined slide grooves are provided on opposite sides of the pair of inclined blocks, and the inclined protrusions on both sides of the push block are respectively slidably connected with the corresponding inclined slide grooves, so that when the push block slides down, it can push the pair of inclined blocks to slide back to the workpiece station to clamp the workpiece in the station, and when the push block slides up, it can pull the pair of inclined blocks to slide towards each other to move away from the workpiece station;

[0005] The push block in the OK clamp is driven to slide up and down by an elastic reset member and an air suction nozzle, and each air suction nozzle is connected to an air suction pipeline system.

[0006] By adopting the above technical solution, the OK clamp is a pull-down locking clamp, which is mainly used for workpieces that need to be processed and can be clamped. It has strong holding force and is strong and durable.

[0007] This product has multiple OK clamps on the fixture table to clamp the workpieces at the same time, and connects the suction nozzles through the suction pipeline system to simultaneously suck down the push blocks of multiple OK clamps, 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.

[0008] 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.

[0009] 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.

[0010] The utility model is further configured as follows: it also includes an assembled whole plate, a plurality of ventilation seats and a base plate, the fixture table is mounted on the assembled whole plate, the upper ends of the plurality of ventilation seats are connected to the assembled whole plate, and the lower ends are mounted on the base plate, and the plurality of ventilation seats correspond one-to-one to the OK clamps, the ventilation seats have airways inside, the suction nozzles and the suction pipeline systems are respectively connected to the corresponding ventilation seats and communicated with the internal airways, and the suction pipeline system is also arranged in the gap between the two rows of ventilation seat groups.

[0011] By further adopting the above arrangement, the fixture table can be stably supported by assembling the whole plate, and the gap formed between the two rows of ventilation seat groups is also convenient for the layout of the suction pipeline system, and the layout design is reasonable.

[0012] The utility model is further configured as follows: a plurality of "T"-shaped grooves are provided on the upper surface of the base plate, plug blocks are slidably provided on the "T"-shaped grooves, a pair of slots are provided on opposite sides of two adjacent ventilation seats in the same vertical column, and the upper end of the plug block is also vertically slidably inserted into the pair of slots to realize the connection and positioning of the two ventilation seats.

[0013] By further adopting the above arrangement, the upper end of the plug block is vertically slid into a pair of slots to achieve the connection and positioning of the two ventilation seats, thereby forming a row of ventilation seat groups. The plug block is also slidably set in a pair of slots, which can drive a row of ventilation seat groups to slide and adjust their positions together, thereby avoiding the tedious operation of adjusting the positions of the ventilation seats one by one.

[0014] The utility model is further configured as follows: the fixture table has a concave cavity, workpiece stations are formed on both sides of the concave cavity, the OK clamp is arranged in the middle of the concave cavity, and cooperates with the cavity walls on both sides to clamp the workpiece.

[0015] With the above further arrangement, a pair of inclined blocks are also slidably arranged in the concave cavity, so as to cooperate with the cavity walls on both sides to clamp the workpiece.

[0016] The utility model is further configured as follows: the concave cavity also extends in the longitudinal direction, a plurality of OK clamps are arranged in the longitudinal concave cavity and are spaced apart from each other, and the fixture table also has a plurality of concave cavities spaced apart from each other in the transverse direction.

[0017] By further adopting the above arrangement, a plurality of OK clamps are arranged in the concave cavity, so as to clamp a plurality of workpieces at the same time, and the clamping effect is good.

[0018] The utility model is further configured as follows: the air intake pipeline system is composed of a plurality of pipelines that can be spliced ​​together.

[0019] By further configuring as described above, a plurality of pipelines can be arbitrarily spliced ​​and assembled, which is convenient for installation needs, and a plurality of suction nozzles can be branched and connected.

[0020] 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.

[0021] 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

[0022] Figure 1 It is a structural diagram of a specific embodiment of the utility model;

[0023] Figure 2 It is a distribution diagram of the air intake pipeline system of a specific embodiment of the utility model;

[0024] Figure 3 A structural diagram of a pair of vent seats in a specific embodiment of the utility model;

[0025] Figure 4 It is a connection diagram of the plug block and a pair of vent seats in a specific embodiment of the utility model;

[0026] Figure 5 This is a structural diagram of an OK clip in a specific embodiment of the utility model;

[0027] Figure 6 This is a disassembled view of the OK clip in a specific embodiment of the utility model.

[0028] In the figure: fixture table 1, OK clamp 2, workpiece station 11, push block 21, inclined block 22, inclined slide groove 221, inclined protrusion 211, elastic reset member 3, suction nozzle 4, suction pipeline system 5, ventilation seat 6, slot 61, assembled whole plate 7, base plate 8, "T"-shaped slide groove 81, insert block 82, concave cavity 12, lower groove 222, upper groove 212. DETAILED DESCRIPTION

[0029] 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.

[0030] like Figure 1-6 As shown, a multi-station OK fixture tool of the utility model includes a fixture table 1 and a plurality of OK clamps 2. The fixture table 1 has workpiece stations 11 on both sides of each OK clamp 2. The fixture table 1 has a concave cavity 12, and workpiece stations 11 are formed on both sides of the concave cavity 12. The OK clamp 2 is arranged in the middle of the concave cavity 12 and cooperates with the cavity walls on both sides to clamp the workpiece. The concave cavity 12 also extends in the longitudinal direction, and a plurality of OK clamps 2 are arranged in the longitudinal concave cavity 12 at intervals. The fixture table 1 also has a plurality of concave cavities 12 arranged in the transverse direction at intervals.

[0031] The OK clamp 2 includes a push block 21 in the middle and a pair of inclined blocks 22 on both sides. The opposite sides of the pair of inclined blocks 22 are inclined surfaces, and inclined grooves 221 are provided on the opposite sides of the pair of inclined blocks 22. The inclined protrusions 211 on both sides of the push block 21 are respectively slidably connected with the corresponding inclined grooves 221, and the inclined grooves and the inclined protrusions are in a "T" shape, so that when the push block 21 slides down, it can push the pair of inclined blocks 22 to slide back to back to approach the workpiece station 11 to clamp the workpiece in the station, and when the push block 21 slides up, it can pull the pair of inclined blocks 22 to slide towards each other to move away from the workpiece station 11; the push block 21 in the OK clamp 2 is driven to slide up and down by the elastic reset member 3 and the suction nozzle 4, and each suction nozzle 4 is respectively connected to the suction pipeline system 5. The suction nozzle 4 corresponds to the empty area between the pair of inclined blocks 22 of the OK clamp 2 and is located below the push block 21 to suck the push block downward. The elastic reset member 3 is disposed between the side of the push block 21 and the inclined block 22 to push the push block 21 upward. A lower groove 222 is also disposed in the inclined slide grooves 221 of the pair of inclined blocks 22, and an upper groove 212 is also disposed on the inclined protrusions 211 on both sides of the push block 21. The elastic reset member 3 is a spring and is installed in the upper groove 212 and the lower groove 222 on the same side. The two ends of the spring are respectively against the upper top wall of the upper groove 212 and the lower bottom wall of the lower groove 222. The elastic reset member 3 can also be a tension spring or a rubber body. It also includes an assembled whole plate 7, a plurality of vent seats 6 and a base plate 8. The fixture table 1 is installed on the assembled whole plate 7 by screws. The upper screw ends of the plurality of vent seats 6 are connected to the assembled whole plate 7, and the lower ends are installed on the base plate 8. The plurality of vent seats 6 correspond to the OK clamps 2 one by one. The assembled whole plate 7 and the fixture table 1 both have through holes for the air suction nozzle 4 to pass through. The vent seat 6 has an airway inside, and the air suction nozzle 4 and the air suction pipeline system 5 are respectively connected to the corresponding vent seat 6 and communicated with the internal airway. The air suction pipeline system 5 is also arranged in the gap between the two rows of vent seat groups. The air suction pipeline system 5 is composed of a plurality of splicable pipelines. The pipelines are connected by detachable pipe joints. A plurality of "T"-shaped grooves 81 are provided on the upper surface of the base plate 8, which extend in the longitudinal direction. An insert block 82 is slidably provided on the "T"-shaped groove 81. A pair of slots 61 are provided on opposite sides of two adjacent vent seats 6 in the same longitudinal column. The upper end of the insert block 82 is also vertically slid into the pair of slots 61 to achieve the connection and positioning of the two vent seats 6. The slot can also be "T"-shaped or "U"-shaped. The above-mentioned workpiece station 11 can be set according to the shape of the workpiece, and different jaws are provided on the opposite back surfaces of a pair of inclined blocks 22, such as toothed jaws, jaws with arcs, etc., which solves the clamping requirements of heterogeneous workpieces and special workpieces, makes the clamping of heterogeneous 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 clamped. It has a strong holding force, is strong and durable. When in use, the suction pipe system 5 connects the suction nozzles 4 to suck air at the same time, and the push blocks 21 of multiple OK clamps 2 are sucked down at the same time. When the push block 21 slides down, it can push a pair of inclined blocks 22 to slide to the left and right sides to approach the workpiece station 11, thereby clamping the workpiece in the station; when the suction pipe system 5 is not working, the push block 21 is driven to slide up by the respective springs on the OK clamp 2. When the push block slides up, it can pull the pair of inclined blocks 22 to slide towards each other to move away from the workpiece station 11, 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. A multi-station OK fixture, characterized by: The invention comprises a fixture table (1) and a plurality of OK clamps (2), wherein the fixture table (1) has a workpiece station (11) on both sides of each OK clamp (2), the OK clamp (2) comprises a push block (21) in the middle, and a pair of inclined blocks (22) located on both sides, and inclined grooves (221) are provided on opposite sides of the pair of inclined blocks (22), and the inclined protrusions (211) on both sides of the push block (21) are respectively slidably connected with the corresponding inclined grooves (221), so that when the push block (21) slides down, it can push the pair of inclined blocks (22) to slide back to each other to approach the workpiece station (11) so as to clamp the workpiece in the station, and when the push block (21) slides up, it can pull the pair of inclined blocks (22) to slide towards each other to move away from the workpiece station (11); The push block (21) in the OK clamp (2) is driven to slide up and down by the elastic reset member (3) and the suction nozzle (4), and each suction nozzle (4) is connected to the suction pipeline system (5).

2. A multi-station OK fixture according to claim 1, characterized in that: The suction nozzle (4) corresponds to the empty area between a pair of inclined blocks (22) of the OK clamp (2) and is located below the push block (21) to suck the push block downward, and the elastic return member (3) is disposed between the side of the push block (21) and the inclined block (22) to push the push block (21) upward.

3. A multi-station OK fixture according to claim 1 or 2, characterized in that: It also includes an assembly whole plate (7), a plurality of ventilation seats (6) and a base plate (8), wherein the fixture table (1) is mounted on the assembly whole plate (7), the upper ends of the plurality of ventilation seats (6) are connected to the assembly whole plate (7), and the lower ends are mounted on the base plate (8), and the plurality of ventilation seats (6) correspond one-to-one with the OK clamps (2), the ventilation seats (6) have air passages inside, the suction nozzles (4) and the suction pipeline system (5) are respectively connected to the corresponding ventilation seats (6) and communicated with the internal air passages, and the suction pipeline system (5) is also arranged in the gap between the two rows of ventilation seat groups.

4. The multi-station OK fixture according to claim 3, characterized in that: A plurality of "T"-shaped slide grooves (81) are provided on the upper surface of the base plate (8), and an insert block (82) is slidably provided on the "T"-shaped slide grooves (81). A pair of slots (61) are provided on opposite sides of two adjacent ventilation seats (6) in the same vertical column, and the upper end of the insert block (82) is also vertically slidably inserted into the pair of slots (61) to achieve connection and positioning of the two ventilation seats (6).

5. A multi-station OK fixture according to claim 1 or 2, characterized in that: The fixture table (1) has a concave cavity (12), and workpiece stations (11) are formed on both sides of the concave cavity (12). The OK clamp (2) is arranged in the middle of the concave cavity (12) and cooperates with the cavity walls on both sides to clamp the workpiece.

6. The multi-station OK fixture according to claim 5, characterized in that: The concave cavity (12) also extends in the longitudinal direction, and a plurality of OK clamps (2) are arranged at intervals in the longitudinal concave cavity (12). The clamp table (1) also has a plurality of concave cavities (12) arranged at intervals in the transverse direction.

7. A multi-station OK fixture according to claim 1 or 2, characterized in that: The air intake pipeline system (5) is composed of a plurality of splicable pipelines.

8. The multi-station OK fixture according to claim 2, characterized in that: A lower groove (222) is also provided in the inclined grooves (221) of the pair of inclined blocks (22), and an upper groove (212) is also provided on the inclined protrusions (211) on both sides of the push block (21). The elastic return member (3) is a spring and is installed in the upper groove (212) and the lower groove (222) on the same side, and the two ends of the spring respectively abut against the upper top wall of the upper groove (212) and the lower bottom wall of the lower groove (222).

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