CN211940519U - Bench clamp capable of clamping multiple-size workpieces simultaneously - Google Patents

Abstract

The utility model discloses a many sizes of centre gripping work piece bench vice simultaneously, including first horizontal piece, first opening has all been processed to the left and right sides of first horizontal piece, and is a plurality of the outer wall of knee lever respectively with the inner wall clearance fit in a plurality of logical grooves, the inboard joint of knee lever has V type piece, and is a plurality of the bottom of V type piece is laminated mutually with the top of first horizontal piece, and is a plurality of the outer wall screw thread of first screw rod links to each other has first carousel, and is a plurality of the top of changeing first dish is laminated mutually with the bottom of first horizontal piece. This can many sizes of work piece bench vice of centre gripping simultaneously passes through the cooperation between curved bar, V type piece, major part pin, first screw rod and the first carousel for the staff can change the block beyond the V type piece according to the shape that needs the machined part, makes this can many sizes of work piece bench vice of centre gripping simultaneously the maintenance of can being convenient for, avoids having unable being convenient for, dismantles the maintenance, when damaging the replacement part, wastes time and energy, influences work efficiency.

Description

Bench clamp capable of clamping multiple-size workpieces simultaneously

Technical Field

The utility model relates to a work piece bench vice technical field specifically is a many sizes work piece bench vice of centre gripping simultaneously.

Background

Bench vice, also known as vice or bench vice, is a tool for clamping and fixing workpiece for processing, and is widely used. It is also of many varieties. Bench clamps are a necessary tool for bench workers and are the source of the name of bench workers, because most of the work of bench workers is completed on bench clamps.

For example, the patent numbers are: 201821664938.3, a bench vice, which comprises a fixed vice body, a movable vice body and a screw rod, wherein the fixed vice body, the movable vice body and the screw rod comprise a slide rail base arranged on a table plate and a support arranged on the slide rail base, although the bench vice can be used by a worker conveniently, the fixed workpiece needing limitation exists, the problem of the required workpieces in various shapes can not be fixed, and the problems of time and labor waste and influence on the working efficiency can not be conveniently realized, the disassembly and maintenance are carried out, and parts are damaged and replaced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can many sizes work piece bench vice of centre gripping simultaneously to the existence that proposes in solving above-mentioned background is fixed to need the machined part limited, the problem of the need machined part of the multiple shape of unable fixed.

In order to achieve the above object, the utility model provides a following technical scheme: a bench clamp capable of clamping workpieces of multiple sizes simultaneously comprises a first transverse block, wherein first through holes are formed in the left side and the right side of the first transverse block respectively, a plurality of through grooves are formed in the top of the inner wall of the first transverse block, and a placing mechanism is arranged on the inner wall of the first transverse block;

the placing mechanism comprises a first screw rod, a curved rod, a V-shaped block and a first rotary table;

the outer wall of a plurality of first screw rod runs through in the bottom of first horizontal piece and extends to the inner wall of first horizontal piece, and is a plurality of the top of first screw rod all links to each other through round pin hub rotation has two bent levers, and is a plurality of the outer wall of bent lever respectively with the inner wall clearance fit who leads to the groove, the inboard joint of bent lever has V type piece, and is a plurality of the bottom of V type piece is laminated with the top of first horizontal piece mutually, and is a plurality of the outer wall screw thread of first screw rod links to each other has first carousel, and is a plurality of the top of first carousel is laminated with the bottom of first horizontal piece mutually. The worker can replace the blocks except the V-shaped block according to the shape of the workpiece to be machined, and place the workpiece to be machined in the V-shaped block or the blocks except the V-shaped block.

Preferably, the curved bar, the first screw and the first rotating disc form a propping structure. So that the V-shaped block can be stably fixed on the top of the first transverse block.

Preferably, the fixing mechanism comprises a transverse plate, a second through hole, a large-head pin, a second transverse block, a groove body and a ball;

the top of first horizontal piece is located to the diaphragm, the left and right sides of diaphragm all is equipped with the second opening, the top of diaphragm is run through and is had a plurality of major-part pins, the top laminating of diaphragm has the second horizontal piece, the bottom processing of second horizontal piece has the cell body, two rows of balls are installed to the inner wall of cell body, the outer wall and the major-part pin of ball support tightly each other. The workpiece to be machined is fixed and machined through the V-shaped block or the outer block body and the big head pin.

Preferably, a plurality of the pin heads correspond to a plurality of V-shaped blocks respectively. So that the big head pin can stably fix the workpiece to be machined on the V-shaped block or the outer block body.

Preferably, the left side and the right side of the transverse plate are both provided with a connecting mechanism;

the connecting mechanism comprises an elastic clamping rod, a clamping groove block and a handle;

the elastic clamping rods are respectively connected to the left side and the right side of the transverse plate in a rotating mode through pin shafts, clamping groove blocks are clamped at the tops of the elastic clamping rods and are respectively fixedly connected to the left side and the right side of the second transverse block, and handles are machined at the tops of the elastic clamping rods. Make diaphragm and second crosspiece can carry out quick dismantlement, carry out the inside maintenance.

Preferably, the surface of the handle is provided with grains. The texture is used to increase the friction between the handle and the hand.

Preferably, the inner walls of the two first through openings are provided with adjusting mechanisms;

the adjusting mechanism comprises a second screw, a grooved pulley, a belt and a second turntable;

the two second screws are respectively connected with the inner walls of the two first openings through the bearing in a rotating mode, the outer walls of the second screws are respectively in clearance fit with the inner walls of the two second openings, the outer walls of the second screws are respectively in threaded connection with the left side and the right side of the bottom of the second transverse block and extend out of the top of the second transverse block, the top of the second screws is fixedly connected with a grooved wheel, the grooved wheel is connected with the right side of the top of the grooved wheel through a belt in a rotating mode, and the top of the grooved wheel is fixedly connected with a second rotary table. So that the second screw rod can drive the pin with big head to fix the workpiece to be processed on the V-shaped block or the block body outside.

Preferably, the thread directions of the two second screws are consistent. When the second screw rod rotates, the second transverse block, the transverse plate and the large-head pin can be driven to contact with the V-shaped block or the outer block.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization.

This can many sizes of centre gripping work piece bench vice simultaneously passes through the cooperation between curved bar, V type piece, major part pin, first screw rod and the first carousel for the staff can change the block outside the V type piece according to the shape that needs the machined part, will need the machined part to fix processing through V type piece or outer block and major part pin, and it is limited to avoid having the fixed machined part that needs, can't fix the needs machined part of multiple shape.

This can many sizes of work piece bench vice of centre gripping simultaneously passes through the cooperation between elasticity kelly, draw-in groove piece and the handle for this can many sizes of work piece bench vice of centre gripping simultaneously can be convenient for maintain, avoid having unable being convenient for, dismantle the maintenance, when damaging the renewal part, waste time and energy, influence work efficiency.

Drawings

FIG. 1 is a schematic view of the connection relationship of the present invention;

FIG. 2 is a schematic view of the connection relationship between the first screw, the crank and the first rotary plate in FIG. 1;

FIG. 3 is a schematic view of the connection between the cross plate, the second port and the pin of FIG. 1;

fig. 4 is a schematic view of the connection between the elastic clamping rod and the transverse plate in fig. 1.

In the figure: 1. the device comprises a first transverse block, 2, a first through hole, 3, a through groove, 4, a placing mechanism, 401, a first screw rod, 402, a curved rod, 403, a V-shaped block, 404, a first rotating disc, 5, a fixing mechanism, 501, a transverse plate, 502, a second through hole, 503, a big-end pin, 504, a second transverse block, 505, a groove body, 506, a ball, 6, a connecting mechanism, 601, an elastic clamping rod, 602, a clamping groove block, 603, a handle, 7, an adjusting mechanism, 701, a second screw rod, 702, a grooved wheel, 703, a belt, 704 and a second rotating disc.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a bench clamp capable of clamping workpieces of various sizes simultaneously comprises a first transverse block 1, first through holes 2 are machined on the left side and the right side of the first transverse block 1, a plurality of through grooves 3 are machined on the top of the inner wall of the first transverse block 1, a placing mechanism 4 is arranged on the inner wall of the first transverse block 1, the placing mechanism 4 comprises a first screw 401, a bent rod 402, a V-shaped block 403 and a first rotary disc 404, the outer walls of the first screw 401 penetrate through the bottom of the first transverse block 1 and extend to the inner wall of the first transverse block 1, so that the first screw 401 can move up and down at the bottom of the first transverse block 1, the tops of the first screws 401 are connected with two bent rods 402 through pin shafts, the outer walls of the bent rods 402 are in clearance fit with the inner walls of the through grooves 3 respectively, so that the bent rods 402 can rotate on the inner walls of the through grooves 3, the V-shaped block 403 is clamped on the inner sides of the bent rods 402, and the bottoms of the V-shaped blocks 403 are attached to the top of the first transverse block 1, the outer walls of the first screws 401 are connected with first rotating discs 404 in a threaded manner, the tops of the first rotating discs 404 are attached to the bottom of the first transverse block 1, so that the V-shaped block 403 can be fixed to the top of the first transverse block 1, and the curved rod 402, the first screws 401 and the first rotating discs 404 form a butting structure, so that the V-shaped block 403 can be stably fixed to the top of the first transverse block 1.

The top of the first transverse block 1 is provided with a fixing mechanism 5, the fixing mechanism 5 comprises a transverse plate 501, a second through hole 502, a large-head pin 503, a second transverse block 504, a groove body 505 and a ball 506, the transverse plate 501 is arranged on the top of the first transverse block 1, the left side and the right side of the transverse plate 501 are provided with the second through hole 502, a plurality of large-head pins 503 penetrate through the top of the transverse plate 501, the large-head pins 503 are used for contacting with the V-shaped block 403, the workpiece to be machined is fixed, a second transverse block 504 is attached to the top of the transverse plate 501, a groove body 505 is machined at the bottom of the second transverse block 504, two rows of balls 506 are installed on the inner wall of the groove body 505, the outer walls of the balls 506 are mutually abutted with the large-head pin 503, so that the stud pins 503 can be stably fixed inside the horizontal plate 501, the plurality of stud pins 503 correspond to the plurality of V-shaped blocks 403 respectively, so that the large head pin 503 can stably fix the workpiece to the V-shaped block 403 or the outer block.

The left and right sides of diaphragm 501 all is equipped with coupling mechanism 6, coupling mechanism 6 includes elasticity kelly 601, draw-in groove piece 602 and handle 603, two elasticity kellies 601 rotate respectively through the round pin axle and link to each other in the left and right sides of diaphragm 501, the top joint of elasticity kelly 601 has draw-in groove piece 602, two draw-in groove pieces 602 rigid coupling respectively in the left and right sides of second crosspiece 504, make diaphragm 501 and second crosspiece 504 carry out fixed connection, the top of two elasticity kellies 601 has all been processed handle 603, handle 603 is used for driving elasticity kelly 601 and rotates, the surface machining of handle 603 has the line, the line is used for increasing the frictional force between handle 603 and the hand.

The inner walls of the two first through holes 2 are respectively provided with an adjusting mechanism 7, each adjusting mechanism 7 comprises a second screw 701, a grooved pulley 702, a belt 703 and a second rotary table 704, the two second screws 701 are respectively connected with the inner walls of the two first through holes 2 through bearings in a rotating manner, so that the second screws 701 can rotate inside the first through holes 2, the outer walls of the two second screws 701 are respectively in clearance fit with the inner walls of the two second through holes 502, the transverse plate 501 can move up and down on the outer walls of the two second screws 701, the outer walls of the two second screws 701 are respectively in threaded connection with the left side and the right side of the bottom of the second cross block 504 and extend out of the top of the second cross block 504, the top of each of the two second screws 701 is fixedly connected with the grooved pulley 702, the two grooved pulleys 702 are connected through the belt 703 in a rotating manner, the top of the right grooved pulley 702 is fixedly connected with the first rotary table 704, so that the first rotary table 704, the two second screws 701 are driven to rotate, so that the second screws 701 can drive the large-head pins 503 to contact with the V-shaped blocks 403, and the thread directions of the two second screws 701 are the same, so that when the second screws 701 rotate, the second cross blocks 504, the horizontal plates 501 and the large-head pins 503 can be driven to contact with the V-shaped blocks 403 or outer blocks.

When the multi-size workpiece bench clamp is used, when workpieces to be machined of different shapes are fixed, a user rotates the first rotary disc 404 to enable the first rotary disc 404 to move on the first screw rod 401 and cancel the joint with the bottom of the first transverse block 1, after the joint is cancelled, the user rotates the curved rod 402 to cancel the abutting of the V-shaped block 403 and replace other blocks, the other blocks are abutted with the top of the first transverse block 1 and clamped with the curved rod 402 and other blocks, after the clamping, the user rotates the second rotary disc 704 to abut the second rotary disc 704 to the bottom of the first transverse block 1, so that the other blocks are fixed on the top of the first transverse block 2, after the fixing, the user places workpieces to be machined on the top of the blocks and rotates the second rotary disc 704, when the second rotary disc rotates, the grooved wheel 702 is connected with the belt 703 to drive the two second screw rods 701 to rotate, and then make second screw 701 can drive big head pin 503 and V type piece 403 contact for big head pin 503 will need the machined part to fix on V type piece 403 or other block, and when needing to maintain, the user rotates handle 603, makes handle 603 drive elasticity kelly 601 and draw-in groove piece 602 cancellation joint, and then makes diaphragm 501 can cancel with second horizontal piece 504 and be connected, carries out inside maintenance.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships 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.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a can centre gripping multidimension work piece bench vice simultaneously, includes first crossbow (1), first opening (2) have all been processed to the left and right sides of first crossbow (1), the processing of the inner wall top of first crossbow (1) has a plurality of logical grooves (3), its characterized in that: the inner wall of the first transverse block (1) is provided with a placing mechanism (4);

the placing mechanism (4) comprises a first screw (401), a curved rod (402), a V-shaped block (403) and a first turntable (404);

a plurality of the outer wall of first screw rod (401) runs through in the bottom of first horizontal piece (1) and extends to the inner wall of first horizontal piece (1), and is a plurality of the top of first screw rod (401) all links to each other through round pin hub rotation has two curved bars (402), and is a plurality of the outer wall of curved bar (402) respectively with the inner wall clearance fit who leads to groove (3), the inboard joint of curved bar (402) has V type piece (403), and is a plurality of the bottom of V type piece (403) is laminated with the top of first horizontal piece (1) mutually, and is a plurality of the outer wall screw thread of first screw rod (401) links to each other first carousel (404), and is a plurality of the top of first carousel (404) is laminated with the bottom of first horizontal piece (1).

2. The vise capable of simultaneously clamping multiple sizes of workpieces as defined in claim 1, further comprising: the curved rod (402), the first screw (401) and the first rotating disc (404) form a propping structure.

3. The vise capable of simultaneously clamping multiple sizes of workpieces as defined in claim 1, further comprising: the top of the first transverse block (1) is provided with a fixing mechanism (5);

the fixing mechanism (5) comprises a transverse plate (501), a second through hole (502), a large-head pin (503), a second transverse block (504), a groove body (505) and a ball (506);

the top of first horizontal piece (1) is located in diaphragm (501), the left and right sides of diaphragm (501) all is equipped with second opening (502), the top of diaphragm (501) is run through and is had a plurality of big head pins (503), the top laminating of diaphragm (501) has second horizontal piece (504), the bottom processing of second horizontal piece (504) has cell body (505), two rows of balls (506) are installed to the inner wall of cell body (505), the outer wall and the big head pin (503) of ball (506) support tightly each other.

4. The vise capable of simultaneously clamping multiple sizes of workpieces as defined in claim 3, further comprising: the large-head pins (503) correspond to the V-shaped blocks (403), respectively.

5. The vise capable of simultaneously clamping multiple sizes of workpieces as defined in claim 3, further comprising: the left side and the right side of the transverse plate (501) are both provided with a connecting mechanism (6);

the connecting mechanism (6) comprises an elastic clamping rod (601), a clamping groove block (602) and a handle (603);

two elasticity kelly (601) rotate the left and right sides that links to each other in diaphragm (501) through the round pin axle respectively, the top joint of elasticity kelly (601) has draw-in groove piece (602), two draw-in groove piece (602) rigid coupling respectively in the left and right sides of second horizontal piece (504), two handle (603) have all been processed at the top of elasticity kelly (601).

6. The vise capable of simultaneously clamping multiple sizes of workpieces as defined in claim 5, further comprising: the surface of the handle (603) is processed with grains.

7. The vise capable of simultaneously clamping multiple sizes of workpieces as defined in claim 1, further comprising: the inner walls of the two first through holes (2) are provided with adjusting mechanisms (7);

the adjusting mechanism (7) comprises a second screw (701), a grooved pulley (702), a belt (703) and a second rotary table (704);

two second screw rod (701) rotate respectively through the bearing and link to each other with the inner wall of two first openings (2), two the outer wall of second screw rod (701) respectively with the inner wall clearance fit of two second openings (502), two the outer wall of second screw rod (701) links to each other and extends the top of second horizontal piece (504) with the bottom left and right sides screw thread of second horizontal piece (504) respectively, two the equal rigid coupling in top of second screw rod (701) has sheave (702), two sheave (702) rotate through belt (703) and link to each other, the right side the top rigid coupling of sheave (702) has second carousel (704).

8. The vise capable of simultaneously clamping multiple sizes of workpieces as defined in claim 7, further comprising: the thread directions of the two second screws (701) are consistent.

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