CN220718542U - Stroke-adjustable tool clamp - Google Patents

Abstract

The utility model discloses a travel-adjustable tool clamp which comprises a mounting frame and a clamp base, wherein the mounting frame is detachably arranged at the top of the clamp base through screws, an error touch prevention assembly is embedded and arranged on the outer wall of the mounting frame and used for preventing the mounting frame from rotating accidentally, the error touch prevention assembly comprises a rotating column, a mounting groove is formed in the inner wall of the rotating column in a penetrating mode, and a plug rod is connected to the inner wall of the mounting groove in a sliding mode. According to the utility model, the rotating column is arranged, the cross rod is pulled to drive the inserted rod to slide, so that the inserted rod is separated from the inner wall of the square clamping groove, the cross rod is rotated anticlockwise, the rotating column drives the mounting plate to rotate, the clamping column is connected to the inner wall of the arc clamping groove in an embedded manner, the cross rod is loosened, the spring pushes the inserted rod to slide and is connected to the inner wall of the square clamping groove in an embedded manner, the rotation is fixed, the connecting frame is fixed through the clamping column, the phenomenon that the connecting frame rotates to drive the chuck replacement assembly to lift up to cause the workpiece to lose clamping is avoided, and the phenomenon of movement occurs.

Description

Stroke-adjustable tool clamp

Technical Field

The utility model relates to the technical field of tool clamps, in particular to a stroke-adjustable tool clamp.

Background

The tool clamp is a general name of various tools used in the manufacturing process, including a cutter, a clamp, a die, a measuring tool, a checking tool, an auxiliary tool, a clamp tool, a station tool and the like, and is generally simply called a tool, and is one of the tool clamps for rapidly fastening a workpiece. However, when the existing tool clamp with adjustable stroke is used, after a workpiece is clamped and fixed, the clamping head is easy to loosen due to accidental touching of the handle part, and the phenomenon of unstable clamping occurs.

Patent document CN216264761U discloses a clamp fixture adapted to various parts, the right item "of protection includes a fixed bottom plate, the top of fixed bottom plate is fixed with unable adjustment base through the bolt, and unable adjustment base's top is provided with two rotation seats, rotates respectively on two rotation seats and is provided with turning block and actuating lever, the through-hole has been seted up to the one end of actuating lever, is provided with the fixing bolt subassembly in the actuating lever outer wall through-hole, and the below of fixing bolt subassembly is connected with the extension seat, the below rotation of extension seat is provided with work piece fixture, and the utility model is provided with the work piece dead lever, and the work piece dead lever can be adjusted according to the stationary plane, can fix the dysmorphism face of work piece through multiunit work piece dead lever, can increase like this with the contact fixed effect of work piece dysmorphism face, prevent that the device from appearing not hard up condition when fixed dysmorphism work piece, increase the effect of fixed work piece. However, after the workpiece clamping mechanism is used for clamping the workpiece machine by the clamp tool suitable for various parts, which is proposed in the patent document, when the linkage rod is accidentally touched, the workpiece clamping mechanism is driven to move, and the phenomenon of unstable workpiece clamping occurs.

Disclosure of Invention

The utility model aims to provide a tool clamp with an adjustable stroke, which solves the technical problems that when the tool clamp with the adjustable stroke provided in the background art is used, after a workpiece is clamped and fixed, the position of a clamping head is loosened and the clamping is unstable due to accidental touching of a handle part.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a frock clamp with adjustable stroke, includes mounting bracket and anchor clamps base, the top of anchor clamps base is through screw demountable installation has the mounting bracket, the outer wall of mounting bracket rotates and is connected with the link, the outer wall embedding of mounting bracket is installed and is prevented mistake and touch the subassembly for prevent that the mounting bracket is unexpected to rotate:

the anti-misoperation component comprises a rotating column, wherein the inner wall of the rotating column is provided with a mounting groove in a penetrating mode, the inner wall of the mounting groove is connected with an inserting rod in a sliding mode, the inner wall of the mounting groove is fixedly provided with a spring, the spring is used for connecting the inner wall of the mounting groove with the outer wall of the inserting rod, a square clamping groove is formed in the mounting rack, the left end of the inserting rod is embedded into and connected with the inner wall of the square clamping groove, one end of the inserting rod is fixedly provided with a cross rod, the outer wall of the rotating column is fixedly provided with a mounting plate, and the outer wall of the mounting plate is fixedly provided with a clamping column;

the outer wall of link has seted up the arc draw-in groove, and card post sliding connection in the inner wall of arc draw-in groove.

Preferably, one end of the inserted link is square, and the other end of the inserted link is round.

Preferably, a handle is fixedly arranged at the top of the connecting frame and used for pulling the connecting frame to rotate.

Preferably, the inner wall of the connecting frame is rotationally connected with a connecting rod through a rotating shaft so as to drive the compression bar to rotate.

Preferably, the inner wall of the mounting frame is rotationally connected with a compression bar through a rotation shaft, the outer wall of the compression bar is rotationally connected with the outer wall of the connecting rod, and the outer wall of the compression bar is fixedly provided with a fixing frame.

Preferably, the outer wall sliding connection of fixed frame has the removal frame, and the top of removing the frame runs through and installs the threaded rod, and the outer wall screw thread meshing of threaded rod is connected with fastening nut for fixed removal frame, the bottom fixed mounting of threaded rod has the chuck to change the subassembly.

Preferably, the chuck replacing assembly comprises an adjusting frame, a rotating rod is installed on the outer wall of the adjusting frame in a penetrating mode, one end of the rotating rod is fixedly connected with the outer wall of the first chuck, a second chuck is fixedly installed on the top of the first chuck, a rotating disc is fixedly installed on the outer wall of the rotating rod, the outer wall of the disc is rotatably connected with the outer wall of the adjusting frame, a threaded hole is formed in the outer wall of the disc in a penetrating mode, a bolt is connected with the inner wall of the threaded hole in a threaded mode, and the bolt penetrates through the outer wall of the mounting frame and is used for fixing the disc

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the mounting plate, the clamping column and the rotating column are mounted, the cross rod is pulled to move outwards to drive the inserted link to slide along the inner wall of the mounting groove, so that the inserted link is separated from the inner wall of the square clamping groove, the cross rod is rotated anticlockwise to enable the cross rod to rotate from a vertical state to a horizontal state, the rotating column is driven to rotate, the rotating column drives the mounting plate to rotate, the clamping column is embedded and connected to the inner wall of the arc clamping groove, the cross rod is loosened, the spring pushes the inserted link to slide along the inner wall of the mounting groove, the outer wall of the square end of the inserted link is embedded and connected to the inner wall of the square clamping groove, the rotating column is fixed, the mounting plate is further fixed, the connecting frame is fixed through the clamping column, and the phenomenon that the connecting frame rotates to drive the chuck replacement assembly to lift up to cause the workpiece to lose clamping and move is avoided;

2. according to the utility model, the adjusting frame, the first chuck and the second chuck are arranged, the bolts are rotated to separate the bolts from the inner walls of the threaded holes, the bolts are taken down, the rotating rod is twisted, the rotating rod rotates to drive the disc to rotate along the outer wall of the adjusting frame, meanwhile, the first chuck is driven to rotate, the first chuck rotates to the position above the second chuck, the disc is fixed by penetrating the threaded holes on the outer wall of the disc and the adjusting frame through the bolts, the rotating column is further fixed, the positions of the first chuck and the second chuck are conveniently adjusted, articles on the plane or arc surface are clamped, and the applicability of the fixture is improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a structure of an adjusting frame according to the present utility model;

FIG. 3 is a schematic view of the front part structure of the present utility model;

FIG. 4 is a schematic view of a portion of a mounting bracket according to the present utility model;

FIG. 5 is an enlarged schematic view of the structure of FIG. 4A according to the present utility model;

fig. 6 is a schematic view of a portion of a rotating column according to the present utility model.

In the figure: 1. a mounting frame; 101. a clamp base; 2. a connecting frame; 201. a handle; 3. a connecting rod; 4. a compression bar; 401. a fixed frame; 501. rotating the column; 502. a mounting groove; 503. a rod; 504. a spring; 505. a cross bar; 506. a clamping groove; 507. a mounting plate; 508. a clamping block; 6. a moving frame; 601. a threaded rod; 602. a fastening nut; 701. an adjusting frame; 702. a rotating lever; 703. a first chuck; 704. a second chuck; 705. a disc; 706. a threaded hole; 707. and (5) a bolt.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1, 3 and 4, an adjustable stroke tool clamp comprises a mounting frame 1 and a clamp base 101, wherein the top of the clamp base 101 is detachably provided with the mounting frame 1 through a screw, the outer wall of the mounting frame 1 is rotationally connected with a connecting frame 2, the rotating frame is rotationally connected with the mounting frame 1 through a rotation shaft, the top of the connecting frame 2 is fixedly provided with a handle 201 for pressing down the handle 201, the connecting frame 2 is driven to rotate clockwise around the joint with the mounting frame 1 or the handle 201 is lifted up, the connecting frame 2 is driven to rotate anticlockwise around the joint with the outer wall of the mounting frame 1, the inner wall of the connecting frame 2 is rotationally connected with a connecting rod 3 through the rotation shaft, the inner wall of the mounting frame 1 is rotationally connected with a compression bar 4 through the rotation shaft, the position of the compression bar 4 close to the left outer wall of the mounting frame 1 is rotationally connected with the inner wall of the mounting frame 1 through the rotation shaft, the compression bar 4 is positioned inside the connecting frame 2, the outer wall of the compression bar 4 is rotationally connected with the outer wall of the connecting rod 3, a fixed frame 401 is fixedly arranged on the outer wall of one side of the compression bar 4 far away from the mounting frame 1, a movable frame 6 is slidably connected with the outer wall of the fixed frame 401, the fixed frame 401 provides a mounting space for the movable frame 6, a threaded rod 601 is arranged at the top of the movable frame 6 in a penetrating manner, the threaded rod 601 penetrates through the inside of the fixed frame 401, fastening nuts 602 are connected with the outer wall of the threaded rod 601 in a threaded engagement manner, the number of the fastening nuts 602 is two, the fastening nuts are symmetrically distributed at the top and the bottom of the movable frame 6 and are used for fixing the movable frame 6, a chuck replacement assembly is fixedly arranged at the bottom of the threaded rod 601, the movable frame 6 is conveniently pulled to slide along the outer wall of the fixed frame 401 by rotating the fastening nuts 602, the threaded rod 601 is driven to move, and the chuck replacement assembly at the bottom of the threaded rod 601 is enabled to move, and adjusting the stroke of the tool clamp.

Please refer to fig. 1, fig. 4, fig. 5 and fig. 6, a frock clamp with adjustable stroke, including mounting bracket 1 and anchor clamps base 101, anchor clamps base 101's top is through screw demountable installation mounting bracket 1, and the anchor clamps base is used for supporting mounting bracket 1 to for waiting to centre gripping work piece to provide and place the space, the outer wall rotation of mounting bracket 1 is connected with link 2, and mistake touch prevention subassembly is installed in the outer wall embedding of mounting bracket 1, and mistake touch prevention subassembly symmetry sets up with the both sides outside of mounting bracket 1, in order to be used for preventing that mounting bracket 1 is unexpected to rotate: the anti-false touch assembly comprises a rotating column 501, wherein the rotating column 501 is composed of cylinders with different diameters at two ends, one cylinder with larger diameter is embedded and connected to the outer wall of a mounting frame 1 and is in sliding connection with the inner wall of an embedded part, the inner wall of the rotating column 501 is penetrated and provided with a mounting groove 502, the mounting groove 502 is composed of two sections of groove bodies with different shapes, one section of groove body is a square groove body, the left end of the square groove body penetrates through the inner wall of the larger diameter of the rotating column 501, one groove body is circular, the right end of the circular groove body penetrates through the inner wall of the smaller diameter of the rotating column 501, the inner wall of the mounting groove 502 is in sliding connection with a inserted rod 503, the inserted rod 503 is composed of two sections of rod-shaped structures with different shapes, one end of the inserted rod 503 is square, the other end is circular, the square rod section of the inserted rod 503 is in sliding connection with the inner wall of the square groove, the inner wall of the square section of the mounting groove 502 is fixedly provided with a spring 504, the spring 504 is used for connecting the inner wall of the mounting groove 502 and the outer wall of the square section inserting rod 503, the square clamping groove 506 is arranged in the mounting frame 1, the left end of the square section of the inserting rod 503 is embedded and connected to the inner wall of the square clamping groove 506, one end of the cylindrical section inserting rod 503 is fixedly provided with the cross rod 505, the cross rod 505 is positioned on one side of the rotating column 501, the outer wall of the rotating column 501 is fixedly provided with the mounting plate 507, the mounting plate 507 is symmetrically distributed on two sides of the mounting frame 1, the outer wall of the mounting plate 507 is fixedly provided with the clamping column 508, the clamping column 508 is cylindrical, the outer wall of the connecting frame 2 is provided with the arc clamping groove 509, the clamping column 508 is slidably connected to the inner wall of the arc clamping groove 509, the handle 201 is lifted upwards to drive the connecting frame 2 to rotate to be vertical, the connecting rod 3 drives the compression rod 4 and the fixing frame 401 to rotate to be horizontal, so that the first clamping head 703 or the second clamping head is used for clamping and fixing workpieces, after the connecting frame 2 rotates to be vertical, the cross rod 505 is pulled to move in the direction away from the rotating column 501, the cross rod 505 drives the inserting rod 503 to slide along the inner wall of the mounting groove 502, the outer wall of the square end of the inserting rod 503 is separated from the inner wall of the square clamping groove 506, the square end of the inserting rod 503 extrudes the spring 504, the cross rod 505 is rotated anticlockwise, the cross rod 505 rotates to be horizontal from vertical, the inner wall of the square inserting rod 503 and the inner wall of the square clamping groove 506 are embedded, the rotating column 501 is driven to rotate, the rotating column 501 drives the mounting plate 507 to drive the clamping column 508 to be embedded and connected to the inner wall of the arc clamping groove 509, the cross rod 505 is loosened, the spring 504 pushes the inserting rod 503 to slide along the inner wall of the mounting groove 502, the outer wall of the square end of the inserting rod 503 is embedded and connected to the inner wall of the square clamping groove 506, the rotating column 501 is fixed, the mounting plate 507 is further fixed, the connecting frame 2 is fixed through the clamping column 508, and the connecting frame 2 and the handle 201 are prevented from being accidentally touched, the connecting frame 2 is driven to rotate, the clamping head replacement assembly is driven, and the workpiece is lost to be clamped, and the moving phenomenon is avoided.

Referring to fig. 1 and 2, the cartridge replacing assembly includes an adjusting frame 701, a rotating rod 702 is installed on the outer wall of the adjusting frame 701 in a penetrating manner, two rotating rods 702 are installed on the outer wall of the adjusting frame 701 in a penetrating manner, one end of each rotating rod 702 is fixedly connected with the outer wall of a corresponding first cartridge 703, the outer walls of the corresponding first cartridge 703 are fixedly connected with the ends of the corresponding two rotating rods 702, the corresponding first cartridge 703 is located inside the adjusting frame 701, the bottom of each first cartridge 703 is a plane, a second cartridge 704 is fixedly installed on the top of each first cartridge 703, the first cartridge 703 provides an installation position for the corresponding second cartridge 704, the second cartridge 704 is in an arc-shaped plate shape, a rotating disc 705 is fixedly installed on the outer wall of each rotating rod 702, the corresponding first cartridge 703 and the corresponding second cartridge 703 are prevented from sliding left and right through the disc 705, the outer walls of the disc 705 are rotationally connected with the outer wall of the adjusting frame 701, the outer wall of the disc 705 is provided with two threaded holes 706 in a penetrating way, the threaded holes 706 are symmetrically arranged at the round position of the disc 705, the outer wall of the mounting frame 1 is provided with two identical threaded holes 706 in a penetrating way, the threaded holes 706 are symmetrically arranged at the circle center position of the rotating rod 702, the inner wall of the threaded holes 706 is connected with bolts 707 in a threaded way, the bolts 707 are positioned above the rotating rod 702, the bolts 707 penetrate through the outer wall of the mounting frame 1 and are used for fixing the disc 705, the bolts 707 are rotated, the bolts 707 are separated from the inner wall of the threaded holes 706, the bolts 707 are removed, the rotating rod 702 is twisted, the rotating rod 702 rotates to drive the disc 705 to rotate along the outer wall of the adjusting frame 701, simultaneously the first clamping head 703 is driven to rotate to the upper side of the second clamping head 704, the bolts 707 penetrate through the inner wall of the threaded holes 706 of the disc 705 and the outer wall of the adjusting frame 701, the disc 705 is fixed, the rotating rod 702 is further fixed, the positions of the first clamping head 703 and the second clamping head 704 are convenient to adjust, articles with planar or arc surfaces are clamped, and the applicability of the tool clamp is improved.

The theory of operation, a frock clamp with adjustable stroke, through adjusting the position of movable frame 6 for fixed frame 401, drive the chuck and remove for changing the subassembly, place the work piece at the anchor clamps base 101 top, handle 201 upwards rises, drive link 2 and rotate to vertical form, drive depression bar 4 and fixed frame 401 through connecting rod 3 and rotate to the level form, make first chuck 703 or second chuck 704 carry out extrusion centre gripping to the work piece fixedly, link 2 rotates to vertical form back, pulling horizontal pole 505 moves to the direction of keeping away from rotation post 501, horizontal pole 505 drives inserted bar 503 along mounting groove 502 inner wall slip, make the square end outer wall of inserted bar 503 break away from with square draw-in groove 506 inner wall, and the square end extrusion spring 504 of inserted bar 503, anticlockwise rotation horizontal pole 505, make horizontal pole 505 rotate to the level form by vertical form, through square inserted bar 503 and square draw-in groove 506 inner wall gomphosis, drive rotation post 501, make rotation post 501 drive mounting panel 507 and drive card post 508 and connect in the inner wall of arc-shaped card 509, loosen horizontal pole 505, spring 504 promotes inserted bar 503 along mounting groove 502 inner wall slip, inserted bar 503 is connected in the direction of keeping away from rotation post 503, the side wall of rotating the side of the fixed frame is rotated by the side of the fixed frame 2, the unexpected connection is avoided, the fixed connection is carried out to change the fixed frame 2, and the fixed connection is avoided appearing in carrying out the fixed connection of the fixed frame is lost, and the fixed frame 2 is further changed.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. Stroke-adjustable tool clamp comprises a mounting frame (1) and a clamp base (101), and is characterized in that: the top of anchor clamps base (101) is through screw demountable installation mounting bracket (1), the outer wall of mounting bracket (1) rotates and is connected with link (2), mistake touch-proof subassembly is installed in the outer wall embedding of mounting bracket (1) to be used for preventing unexpected rotation of mounting bracket (1):

the anti-misoperation component comprises a rotating column (501), wherein an installation groove (502) is formed in the inner wall of the rotating column (501) in a penetrating mode, an inserting rod (503) is connected to the inner wall of the installation groove (502) in a sliding mode, a spring (504) is fixedly arranged on the inner wall of the installation groove (502), the spring (504) is used for connecting the inner wall of the installation groove (502) and the outer wall of the inserting rod (503), a square clamping groove (506) is formed in the installation frame (1), the left end of the inserting rod (503) is embedded into the inner wall of the square clamping groove (506), a cross rod (505) is fixedly arranged at one end of the inserting rod (503), an installation plate (507) is fixedly arranged on the outer wall of the rotating column (501), and a clamping column (508) is fixedly arranged on the outer wall of the installation plate (507).

An arc-shaped clamping groove (509) is formed in the outer wall of the connecting frame (2), and the clamping column (508) is connected to the inner wall of the arc-shaped clamping groove (509) in a sliding mode.

2. The adjustable stroke tool clamp of claim 1, wherein: one end of the inserted link (503) is square, and the other end is round.

3. The adjustable stroke tool clamp of claim 1, wherein: the top of the connecting frame (2) is fixedly provided with a handle (201) for pulling the connecting frame (2) to rotate.

4. The adjustable stroke tool clamp of claim 1, wherein: the inner wall of the connecting frame (2) is rotationally connected with a connecting rod (3) through a rotating shaft, so as to drive a compression bar (4) to rotate.

5. The adjustable travel tool clamp of claim 4, wherein: the inner wall of mounting bracket (1) is connected with depression bar (4) through the axis of rotation, and the outer wall of depression bar (4) is connected with connecting rod (3) outer wall rotation, and the outer wall fixed mounting of depression bar (4) has fixed frame (401).

6. The adjustable travel tool clamp of claim 5, wherein: the outer wall sliding connection of fixed frame (401) has movable frame (6), and threaded rod (601) is installed in the top penetration of movable frame (6), and the outer wall screw thread engagement of threaded rod (601) is connected with fastening nut (602) for fixed movable frame (6), the bottom fixed mounting of threaded rod (601) has chuck to change the subassembly.

7. The adjustable travel tool clamp of claim 6, wherein: the chuck replacement assembly comprises an adjusting frame (701), wherein a rotating rod (702) is installed on the outer wall of the adjusting frame (701) in a penetrating mode, one end of the rotating rod (702) is fixedly connected with the outer wall of a first chuck (703), a second chuck (704) is fixedly installed on the top of the first chuck (703), a rotating disc (705) is fixedly installed on the outer wall of the rotating rod (702), the outer wall of the disc (705) is rotatably connected with the outer wall of the adjusting frame (701), a threaded hole (706) is formed in the outer wall of the disc (705) in a penetrating mode, a bolt (707) is connected with the inner wall of the threaded hole (706) in a threaded mode, and the bolt (707) penetrates through the outer wall of the mounting frame (1) and is used for fixing the disc (705).