CN214922454U - Work fixture - Google Patents

Abstract

The utility model discloses a tool clamp, which comprises a clamping table for placing a workpiece, wherein the upper surface of the clamping table is provided with a containing groove, and one side of the clamping table is provided with a fixed block; the clamp arm is movably connected to the clamping table, the clamp arm can be matched with the fixing block to clamp the workpiece, and the clamp arm is matched with the accommodating groove; and the movable driving part is connected with the clamp arm and is used for driving the clamp arm to move on the clamping table. According to the utility model provides a frock clamp, the anchor clamps arm can be taken in the clamping platform, avoids the collision, simple structure, labour saving and time saving.

Description

Work fixture

Technical Field

The utility model relates to an anchor clamps technical field especially relates to a frock clamp.

Background

The jig is a device for fixing a processing object to take a correct position to receive construction or inspection in a machine manufacturing process, and can be used for quickly, conveniently and safely mounting a workpiece, and various jigs have been widely used in various machine equipment.

When machining is carried out, a workpiece is often required to be mounted on a clamp to achieve positioning and fixing, but the clamp is easy to collide with a cutter, equipment is damaged, and an operator can be scratched, so that the clamp needs to be removed in time during machining. At present, on the existing mechanical equipment, the clamp is generally required to be transferred to a position far away from a processing area, and the stroke is large, time-consuming and labor-consuming.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a frock clamp, the anchor clamps arm can be taken in the clamping platform, avoids the collision, simple structure, labour saving and time saving.

According to the first aspect of the utility model, the fixture comprises a clamping table for placing a workpiece, wherein the upper surface of the clamping table is provided with a receiving groove, and one side of the clamping table is provided with a fixed block; the clamp arm is movably connected to the clamping table, the clamp arm can be matched with the fixing block to clamp the workpiece, and the clamp arm is matched with the accommodating groove; and the movable driving part is connected with the clamp arm and is used for driving the clamp arm to move on the clamping table.

According to the utility model discloses frock clamp has following technological effect at least: before machining, the clamp arm is taken out of the accommodating groove, and the clamp arm is driven to move left through the movable driving piece so as to clamp workpieces with different sizes; after finishing processing, through removing the driving piece, the drive anchor clamps arm moves to the right, removes the clamping to the work piece, advances to accomodate the inslot with the anchor clamps arm dress, avoids bumping with the cutter, avoids fish tail operating personnel, simultaneously because can produce a large amount of pieces in the machining process, the anchor clamps arm can in time advance to accomodate the setting in groove also be convenient for clear up dress clamp platform surface each department, and the subsequent handling of being convenient for goes on.

According to some embodiments of the utility model, the anchor clamps arm still is connected with the lift driving piece, and the lift driving piece is used for driving the anchor clamps arm to go up and down so that the anchor clamps arm is received into or is deviate from and accomodate the groove.

According to the utility model discloses a some embodiments, clamping platform one side is equipped with the elevating platform that can go up and down along the clamping platform direction of height, and on the elevating platform was located to the anchor clamps arm, the lift driving piece linked to each other with the elevating platform to drive the elevating platform and drive the anchor clamps arm and go up and down.

According to some embodiments of the utility model, remove the driving piece and be the lead screw, on the elevating platform was located to the lead screw, the transmission was connected with screw nut on the lead screw, and screw nut is fixed with the anchor clamps arm, and the lead screw is rotatory to be driven screw nut and anchor clamps arm along lead screw axial motion.

According to some embodiments of the utility model, remove the driving piece and be the push rod, be provided with the push rod seat on the elevating platform, the push rod slides and wears to locate on the push rod seat, and the push rod can offset and promote the removal of anchor clamps arm with the anchor clamps arm.

According to some embodiments of the utility model, still include first guide structure, first guide structure is used for providing the guide effect for the lift of elevating platform.

According to the utility model discloses a some embodiments, first guide structure includes spout and slider, and the spout setting is on the elevating platform is close to the lateral wall of clamping platform to extend along clamping platform direction of height, the slider setting is on the clamping platform, the slider can stretch into the spout and go up and down along the spout.

According to the utility model discloses a some embodiments still include second guide structure, and second guide structure is used for providing the guide effect for moving about the clamping arm is at the clamping bench.

According to some embodiments of the utility model, the second guide structure includes guide way and guide block, and the guide block setting is in the anchor clamps arm bottom, and the guide way is seted up at the clamping bench upper surface, and the guide way extends along anchor clamps arm moving direction, and the guide block can stretch into the guide way and remove along the guide way.

According to some embodiments of the invention, the guide slot extends to the receiving slot bottom.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic view of an installation structure of an embodiment of the present invention;

FIG. 2 is a schematic view showing the structure of the gripper arms when they are removed from the receiving grooves;

FIG. 3 is a schematic structural view of the clamp arm when clamping a workpiece;

figure 4 is an exploded view of an embodiment of the utility model;

fig. 5 is a schematic view of the structure of the gripper arm.

Reference numerals:

a clamping table 100, a receiving groove 110 and a fixing block 120;

the clamp arm 200, the abdicating hole 210, the guide groove 221, the guide block 222;

the lifting platform 300, the first part 301, the second part 302, the lead screw 310, the lead screw nut 311, the mounting shaft 312, the bearing 313, the first guide structure 320, the sliding groove 321, the sliding block 322, the push rod seat 330 and the push rod 331.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 2, a tooling fixture according to an embodiment of the present invention includes a clamping table 100, a fixture arm 200, and a movable driving member.

The clamping table 100 is used for placing a workpiece, the upper surface of the clamping table 100 is provided with a containing groove 110, and one side of the clamping table 100 is provided with a fixed block 120; the clamp arm 200 is movably connected to the clamping table 100, the clamp arm 200 can cooperate with the fixing block 120 to clamp the workpiece, and the fixing block 120 extends along the front-rear direction of the clamping table 100. Specifically, in this embodiment, the length of the fixing block 120 is the same as the length of the clamping table 100 in the front-back direction, so as to ensure that workpieces with different sizes can be clamped; the two opposite surfaces of the clamp arm 200 and the fixed block 120 are provided with insections to increase the friction with the workpiece; the jig arm 200 is matched with the receiving groove 110, and after the machining is completed, the jig arm 200 can be received in the receiving groove 110.

The movable driving member is connected to the clamp arm 200 for driving the clamp arm 200 to move left and right on the clamping stage 100. Before machining, the clamp arm 200 is driven to move left by moving the driving piece so as to clamp workpieces with different sizes (shown in FIG. 3); after finishing processing, move the anchor clamps arm 200 through removing driving piece drive right side, remove the clamping to the work piece, put into holding groove 110 with anchor clamps arm 200 (as shown in fig. 1), avoid bumping with the cutter, avoid fish tail operating personnel, simultaneously because can produce a large amount of pieces in the machining process, anchor clamps arm 200 can in time be taken in and hold groove 110 the setting and also be convenient for clear up each department on the surface of clamping platform 100, and the subsequent handling of being convenient for goes on.

Referring to fig. 1 to 2, in some embodiments of the present invention, the clamp arm 200 is further connected to a lifting driving member for driving the clamp arm 200 to be lifted up and down to allow the clamp arm 200 to be received in or released from the receiving groove 110. Before machining, the lifting driving piece is started to drive the clamp arm 200 to move upwards, so that the clamp arm 200 is separated from the accommodating groove 110 (shown in fig. 2), and then the workpiece is clamped through the movable driving piece (shown in fig. 3); after the machining is completed, the clamping of the workpiece is released by moving the driving member, the clamp arm 200 is moved to the upper side of the accommodating groove 110, and then the lifting driving member is started to drive the clamp arm 200 to move downwards until the clamp arm 200 is completely accommodated in the accommodating groove 110 (as shown in fig. 1).

Referring to fig. 1 to 2, in some embodiments of the present invention, an elevating platform 300 capable of elevating along the height direction of the clamping platform 100 is disposed at one side of the clamping platform 100, the clamp arm 200 is disposed on the elevating platform 300, and the elevating driving member is connected to the elevating platform 300 to drive the clamp arm 200 to ascend and descend; when the lifting platform 300 is lowered to the extreme position, the clamp arm 200 can be completely received in the receiving groove 110. In this embodiment, the lifting driving member is a first motor, the first motor includes a first body and a first telescopic end connected to the first body, the first body is fixed on the clamping table 100, and the first telescopic end is connected to the lifting table 300.

Specifically, referring to fig. 4, in the present embodiment, the lifting platform 300 is L-shaped, and includes a first portion 301 and a second portion 302, the first portion 301 is disposed at the front side of the clamping platform 100, the second portion 302 is connected to the first portion 301 and is installed at the right end of the clamping platform 100, the second portion 302 partially extends into the receiving groove 110, and the clamp arm 200 is disposed on the second portion 302. When the lifting driving member drives the lifting platform 300 to move up until the upper surface of the second portion 302 is flush with the upper surface of the clamping platform 100, the clamp arm 200 is separated from the receiving slot 110, and the clamp arm 200 can be driven to move left by moving the driving member to clamp the workpiece.

Referring to fig. 3, in a further embodiment of the present invention, the movable driving member is a lead screw 310, the lead screw 310 is disposed on the lifting platform 300, the lead screw 310 is connected with a lead screw nut 311, the lead screw nut 311 is fixed with the clamp arm 200, and the lead screw 310 rotates to drive the lead screw nut 311 and the clamp arm 200 to move axially along the lead screw 310.

Referring to fig. 4, specifically, one end of the screw 310 is provided with a mounting shaft 312, and the mounting shaft 312 is arranged at the left end of the lifting platform 300 through a bearing 313; the clamp arm 200 is provided with a yielding hole 210 for the lead screw 310 to pass through, and the yielding hole 210 does not interfere with the rotation of the lead screw 310; during installation, the lead screw 310 is in threaded connection with the lead screw nut 311, one end, provided with the installation shaft 312, of the lead screw 310 penetrates through the abdicating hole 210, the installation shaft 312 is installed on the bearing 313, the clamp arm 200 penetrates through the lead screw 310 at the moment, and the lead screw nut 311 is fixed to the clamp arm 200.

It is understood that the lead screw 310 may be replaced with a rack and pinion structure, which includes two racks disposed laterally and oppositely, and a pinion disposed between the two racks and engaged with the two racks, respectively; the clamping table 100 is provided with two opposite clamp arms 200, the two clamp arms 200 are respectively connected with a rack, the driving motor is connected with one rack, and drives the rack to move, so that the other rack is driven to move in the opposite direction or in the opposite direction, and the two clamp arms 200 are clamped or loosened.

Referring to fig. 4, in some other embodiments of the present invention, the movable driving member is a push rod 331, the lifting platform 300 is provided with a push rod seat 330, the push rod 331 is slidably disposed on the push rod seat 330, and the push rod 331 can abut against the clamp arm 200 and push the clamp arm 200 to move.

The push rod seat 330 is provided with a mounting hole, the push rod 331 penetrates through the mounting hole and is arranged on the push rod seat 330, referring to fig. 4, the left end of the push rod 331 is provided with an anti-falling piece, and the push rod 331 penetrates into the mounting hole from left to right during installation.

After the clamp arm 200 moves upwards to the disengaging accommodating groove 110, the push rod 331 moves leftwards to abut against the clamp arm 200, and continues to push leftwards, so that the clamp arm 200 is pushed towards the fixing block 120 to clamp the workpiece to be processed; after the machining is finished, the push rod 311 is pulled back to the right, the clamp arm 200 is separated from the push rod 311, and then the clamp arm 200 is moved to the right, so that the clamping of the workpiece can be released.

Referring to fig. 4, in some embodiments of the present invention, the lifting platform further includes a first guiding structure 320, and the first guiding structure 320 is used for guiding the lifting of the lifting platform 300.

In the utility model discloses a further embodiment, first guide structure 320 includes spout 321 and slider 322, and spout 321 sets up on the lateral wall that elevating platform 300 is close to clamping platform 100 to extend along clamping platform 100 direction of height, and slider 322 sets up on clamping platform 100, and slider 322 can stretch into spout 321 and go up and down along spout 321.

Preferably, slider 322 height and clamping platform 100 highly uniform, both ends all set up anti-disengaging structure about slider 322, restrict the displacement range of elevating platform 300 between slider 322 high range for elevating platform 300 can move up its upper surface and clamping platform 100 upper surface parallel and level, can move down to its lower surface and clamping platform 100 lower surface parallel and level at least, prevent that the lift driving piece from transshipping and transfiniting.

Referring to fig. 4, in some embodiments of the present invention, the present invention further includes a second guiding structure for providing a guiding function for the left and right movements of the clamp arm 200 on the clamping table 100.

Referring to fig. 4 to 5, in a further embodiment of the present invention, the second guiding structure includes a guiding groove 221 and a guiding block 222, the guiding block 222 is disposed at the bottom of the clamp arm 200, the guiding groove 221 is disposed on the upper surface of the clamping table 100, the guiding groove 221 extends along the moving direction of the clamp arm 200, i.e. extends left and right in this embodiment, and the guiding block 222 can extend into the guiding groove 221 and move along the guiding groove 221.

Preferably, in order to prevent the chips generated during machining from falling into the guide groove 221 and blocking the guide groove 221, the guide groove 221 is configured to penetrate the clamping table 100 from top to bottom, the chips can be discharged from the guide groove 221, and when the chips are blocked in the guide groove 221, the clamp arm 200 is driven to move left and right by the movable driving member, and the guide block 222 also moves in the guide groove 221, thereby dredging the guide groove 221.

In a further embodiment of the present invention, the guiding groove 221 extends to the bottom of the accommodating groove 110, and when the clamp arm 200 moves into the accommodating groove 110, the guiding block 222 can also extend into the guiding groove 221 to position the clamp arm 200.

When the clamp arm 200 is received in the receiving groove 110, the upper surface of the clamp arm 200 is flush with the upper surface of the clamping table 100, and when the lifting table 300 moves upward until the upper surface of the lifting table is flush with the upper surface of the clamping table 100, the clamp arm 200 is separated from the receiving groove 110.

The utility model discloses a use method does: installing a movable driving piece on the lifting table 300, starting the lifting driving piece before processing, driving the lifting table 300 to drive the clamp arm 200 to move upwards until the upper surface of the lifting table 300 is flush with the upper surface of the clamping table 100, enabling the clamp arm 200 to be separated from the accommodating groove 110, and driving the clamp arm 200 to move leftwards through the movable driving piece to clamp workpieces with different sizes; after the machining is completed, the clamp arm 200 is driven to move to the right, the clamping of the workpiece is released, the clamp arm 200 is moved to the upper side of the accommodating groove 110, the lifting driving piece is started, and the lifting platform 300 is driven to drive the clamp arm 200 to move downwards until the clamp arm 200 is completely accommodated in the accommodating groove 110.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example" or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. The utility model provides a frock clamp which characterized in that includes:

the workpiece clamping device comprises a clamping table (100) used for placing a workpiece, wherein a containing groove (110) is formed in the upper surface of the clamping table (100), and a fixing block (120) is arranged on one side of the clamping table (100);

the clamp arm (200) is movably connected to the clamping table (100), the clamp arm (200) can be matched with the fixing block (120) to clamp a workpiece, and the clamp arm (200) is matched with the accommodating groove (110);

and the movable driving part is connected with the clamp arm (200) and is used for driving the clamp arm (200) to move on the clamping table (100).

2. The tooling clamp of claim 1, wherein: the clamp arm (200) is further connected with a lifting driving piece, and the lifting driving piece is used for driving the clamp arm (200) to lift so as to enable the clamp arm (200) to be retracted into or separated from the accommodating groove (110).

3. The tooling clamp of claim 2, wherein: dress clamp platform (100) one side is equipped with and follows dress clamp platform (100) direction of height lift elevating platform (300), anchor clamps arm (200) are located on elevating platform (300), the lift driving piece with elevating platform (300) link to each other, in order to drive elevating platform (300) drive anchor clamps arm (200) go up and down.

4. A tooling clamp according to claim 3, wherein: the movable driving piece is a lead screw (310), the lead screw (310) is arranged on the lifting platform (300), a lead screw nut (311) is in transmission connection with the lead screw (310), the lead screw nut (311) is fixed with the clamp arm (200), and the lead screw (310) rotates to drive the lead screw nut (311) and the clamp arm (200) to move axially along the lead screw (310).

5. A tooling clamp according to claim 3, wherein: the movable driving part is a push rod (331), a push rod seat (330) is arranged on the lifting platform (300), the push rod (331) penetrates through the push rod seat (330) in a sliding mode, and the push rod (331) can abut against the clamp arm (200) and push the clamp arm (200) to move.

6. A tooling clamp according to claim 3, wherein: the lifting platform further comprises a first guiding structure (320), wherein the first guiding structure (320) is used for providing guiding effect for the lifting of the lifting platform (300).

7. The tooling clamp of claim 6, wherein: first guide structure (320) include spout (321) and slider (322), spout (321) set up elevating platform (300) are close to on the lateral wall of clamping platform (100), and follow clamping platform (100) direction of height extends, slider (322) set up on clamping platform (100), slider (322) can stretch into spout (321) and follow spout (321) go up and down.

8. The tooling clamp of claim 1, wherein: the fixture arm clamping device further comprises a second guide structure, and the second guide structure is used for providing a guide effect for the left and right movement of the fixture arm (200) on the clamping table (100).

9. The tooling clamp of claim 8, wherein: the second guide structure comprises a guide groove (221) and a guide block (222), the guide block (222) is arranged at the bottom of the clamp arm (200), the guide groove (221) is formed in the upper surface of the clamping table (100), the guide groove (221) extends along the moving direction of the clamp arm (200), and the guide block (222) can stretch into the guide groove (221) and move along the guide groove (221).

10. The tooling clamp of claim 9, wherein: the guide groove (221) extends to the bottom of the receiving groove (110).

Images