CN213196588U - Tool clamp capable of clamping multiple workpieces simultaneously - Google Patents

Abstract

The utility model provides a work fixture for clamping multiple workpieces simultaneously, which comprises a fixed bottom plate, wherein a plurality of baffle plates are arranged at equal intervals on the fixed bottom plate, and a clamping assembly is arranged between every two adjacent baffle plates; the clamping assembly comprises four L-shaped clamping pieces, wherein the four L-shaped clamping pieces are oppositely arranged between two adjacent clamping pieces, and the opening parts of the four L-shaped clamping pieces are all towards the baffle. The utility model discloses in, be provided with a plurality of baffles through the top at PMKD, and all be provided with the centre gripping subassembly between two adjacent baffles, can drive the screw rod through the bolt lantern ring in the rotation centre gripping subassembly and rotate, and then two axle sleeves that drive the screw rod outside carry out opposite direction and remove, thereby it is fixed to carry out the centre gripping to the work piece between L type holder and the baffle, above-mentioned simple structure, the work piece centre gripping is many, can carry out simultaneous processing to a plurality of work pieces simultaneously, improve work piece machining efficiency greatly, save operating time.

Description

Tool clamp capable of clamping multiple workpieces simultaneously

Technical Field

The utility model relates to a frock clamp field especially relates to a but frock clamp is used to centre gripping simultaneously of multiplex spare.

Background

Tooling, namely process equipment: refers to the collective term for the various tools used in the manufacturing process. Including cutter/clamp/mold/gauge/auxiliary/bench tool/station tool, etc. The tooling is a general abbreviation thereof. The clamp is a technological device used for quickly fastening a workpiece during processing so as to keep a machine tool, a cutter and the workpiece at correct relative positions. That is to say, the tool clamp is an indispensable part for machining, and under the drive that the machine tool technology develops towards high speed, high efficiency, precision, composite, intelligent and environmental protection, the clamp technology is developing towards high precision, high efficiency, module, combination, universality and economy.

But because the frock clamp that traditional lathe equipment used when centre gripping work piece still has some weak points, traditional frock clamp generally can only the single work piece of centre gripping, and has still that the centre gripping is unstable, defects such as centre gripping mode is complicated for this the utility model provides a but above-mentioned problem is solved with frock clamp to the centre gripping simultaneously of multiplex spare.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a but frock clamp is used to centre gripping simultaneously of multiplex spare to solve above-mentioned technical problem.

The utility model discloses a solve above-mentioned technical problem, adopt following technical scheme to realize: a work fixture capable of clamping multiple workpieces simultaneously comprises a fixed bottom plate, wherein a plurality of baffle plates are arranged on the fixed bottom plate at equal intervals, and a clamping assembly is arranged between every two adjacent baffle plates;

the clamping assembly comprises four L-shaped clamping pieces, wherein adjacent two of the four L-shaped clamping pieces are oppositely arranged, the opening parts of the four L-shaped clamping pieces face to the baffle, positioning grooves are formed in the included angle positions of the four L-shaped clamping pieces, the middle positions of the adjacent two baffles are in transmission connection with a screw rod, one side of the screw rod is provided with the two L-shaped clamping pieces which are oppositely arranged, and the other side of the screw rod is also provided with the two L-shaped clamping pieces which are oppositely arranged;

the outer side of the middle position of the screw rod is fixed with a bolt lantern ring, the outer side of the screw rod is in threaded sleeve connection with shaft sleeves on two sides of the bolt lantern ring, and the outer sides of the two shaft sleeves are fixed with the four L-shaped clamping pieces through corresponding connecting plates.

Preferably, the outer side of the screw rod is embedded with threads, and the thread directions of the outer side of the screw rod and the threads on two sides of the bolt lantern ring are opposite.

Preferably, a fixing hole is formed in the bolt lantern ring, the fixing hole penetrates through the screw rod and is fixed at the middle position of the screw rod, a rotating sleeve is arranged at the middle position of the outer side of the bolt lantern ring, and a plurality of clamping grooves are formed in the rotating sleeve.

Preferably, the size and structure of the four L-shaped clamping pieces are the same, and the four L-shaped clamping pieces are distributed in a 2 x 2 matrix form.

Preferably, the inner sides of two side plates of the four L-shaped clamping pieces are provided with second sealing gaskets.

Preferably, one side of the baffle towards the L-shaped clamping piece is provided with a first sealing gasket.

Compared with the prior art, the utility model provides a pair of but work fixture for centre gripping has following beneficial effect simultaneously for multiplex spare:

firstly, a plurality of baffle plates are arranged at the top of a fixed bottom plate, clamping components are arranged between two adjacent baffle plates, a screw rod can be driven to rotate by rotating a bolt lantern ring in the clamping components, two shaft sleeves on the outer sides of the screw rod are driven to move in opposite directions, and the opening position of a positioning groove of an L-shaped clamping component is driven to move towards the direction of the baffle plates, so that workpieces between the L-shaped clamping component and the baffle plates are clamped and fixed, four workpieces can be clamped simultaneously by adopting one group of clamping components, and more workpieces can be clamped simultaneously by adopting a plurality of clamping components;

secondly, second sealing gaskets are arranged on the inner sides of two side plates of the L-shaped clamping piece, first sealing gaskets are arranged on the inner sides of the baffle plates facing the L-shaped clamping piece, a workpiece is placed between the L-shaped clamping piece and the baffle plates, and when the workpiece is clamped, the first sealing gaskets and the second sealing gaskets can play roles in preventing the workpiece from being abraded and damaged, and the workpiece clamping stability is higher;

finally, the outer side of the bolt sleeve ring is provided with the rotating sleeve, the outer side of the rotating sleeve is provided with the clamping groove, and a user can press the clamping groove to drive the bolt sleeve ring to rotate, so that the labor-saving effect is achieved.

Drawings

Fig. 1 is a schematic structural view of a tool clamp for clamping multiple workpieces simultaneously according to the present invention;

fig. 2 is a top view of the tool holder for simultaneously holding multiple workpieces according to the present invention;

FIG. 3 is a schematic structural view of the clamping assembly of the present invention;

fig. 4 is a schematic structural view of the bolt collar of the present invention;

reference numerals: 1. fixing the bottom plate; 2. a baffle plate; 201. a first gasket; 3. a clamping assembly; 301. an L-shaped clamp; 302. a connecting plate; 303. a screw; 304. a shaft sleeve; 305. positioning a groove; 306. a second gasket; 307. a bolt collar; 3071. rotating the sleeve; 3072. a card slot; 3073. and (7) fixing holes.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, fig. 1 is a schematic structural view of a work fixture for clamping multiple workpieces simultaneously according to an embodiment of the present invention; fig. 2 is a top view of the tool holder for simultaneously holding multiple workpieces according to the present invention; FIG. 3 is a schematic structural view of the clamping assembly of the present invention; fig. 4 is a schematic structural diagram of the bolt collar of the present invention.

In the specific implementation process, as shown in fig. 1-4, a tooling clamp for clamping multiple workpieces simultaneously comprises a fixed base plate 1, wherein a plurality of baffle plates 2 are arranged on the fixed base plate 1 at equal intervals, and a clamping assembly 3 is arranged between every two adjacent baffle plates 2;

the clamping assembly 3 comprises four L-shaped clamping pieces 301, wherein adjacent two of the four L-shaped clamping pieces 301 are arranged oppositely, the opening parts of the four L-shaped clamping pieces 301 face the baffle 2, the included angle positions of the four L-shaped clamping pieces 301 are provided with positioning grooves 305, the middle positions of the adjacent two baffle plates 2 are in transmission connection with screws 303, one side of each screw 303 is provided with the two L-shaped clamping pieces 301 arranged oppositely, and the other side of each screw 303 is also provided with the two L-shaped clamping pieces 301 arranged oppositely;

the outside of screw 303 intermediate position department is fixed with bolt lantern ring 307, and the outside of screw 303 and the equal screw thread of both sides that are located bolt lantern ring 307 cup joint axle sleeve 304, and the outside of two axle sleeves 304 is all fixed with four L type holders 301 through corresponding connecting plate 302.

In the specific implementation process, as shown in fig. 1 to 4, threads are embedded on the outer side of the screw 303, and the thread directions on the outer side of the screw 303 and on both sides of the bolt collar 307 are opposite.

In the specific implementation process, as shown in fig. 1 to 4, threads are embedded in the outer side of the screw 303, and the directions of the threads on the outer side of the screw 303 and on both sides of the bolt collar 307 are opposite; fixing holes 3073 are formed in the bolt lantern ring 307, wherein the fixing holes 3073 penetrate through the screw rod 303 and are fixed at the middle position of the screw rod 303, a rotating sleeve 3071 is arranged at the middle position of the outer side of the bolt lantern ring 307, and a plurality of clamping grooves 3072 are formed in the rotating sleeve 3071.

In the specific implementation process, as shown in fig. 1 to 4, the four L-shaped clamping members 301 have the same size and structure, and the four L-shaped clamping members 301 are distributed in a 2 × 2 matrix.

In the specific implementation process, as shown in fig. 1 to 4, the four L-shaped clamping members 301 have the same size and structure, and the four L-shaped clamping members 301 are distributed in a 2 × 2 matrix; the inner sides of the two side plates of the four L-shaped clamps 301 are provided with second gaskets 306.

In the specific implementation process, as shown in fig. 1 to 4, the four L-shaped clamping members 301 have the same size and structure, and the four L-shaped clamping members 301 are distributed in a 2 × 2 matrix; the inner sides of two side plates of the four L-shaped clamping pieces 301 are respectively provided with a second sealing gasket 306; the side of the baffle 2 facing the L-shaped clamping piece 301 is provided with a first sealing gasket 201.

The working principle of the utility model is as follows:

firstly, a plurality of workpieces are respectively placed between the L-shaped clamping piece 301 and the baffle plate 2, then the bolt sleeve ring 307 is manually rotated, the bolt sleeve ring 307 can drive the screw rod 303 to rotate, the two side of the bolt sleeve ring 307, which are positioned outside the screw rod 303, are provided with threads in opposite directions, the two shaft sleeves 304 are respectively sleeved outside the screw rod 303 and positioned on the two sides of the bolt sleeve ring 307, so that the two shaft sleeves 304 can be driven to move in opposite directions, and when the L-shaped clamping piece 301 moves towards the baffle plate 2, the workpieces can be clamped and fixed through the L-shaped clamping piece 301 and the baffle plate 2;

because the inboard of L type holder 301 is provided with the sealed pad 306 of second, be provided with first sealed pad 201 on the baffle 2, consequently first sealed pad 201 can play abrasionproof loss, antiskid and play firm effect to the work piece with the sealed pad 306 of second, then all adopt above-mentioned principle to fix a plurality of work pieces to a plurality of centre gripping subassemblies 3, after the work piece is fixed, then place lathe relevant position department with PMKD 1, then to the work piece carry out processing on next step can.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The tool clamp capable of clamping multiple workpieces simultaneously is characterized by comprising a fixed base plate (1), wherein a plurality of baffle plates (2) are arranged on the fixed base plate (1) at equal intervals, and a clamping assembly (3) is arranged between every two adjacent baffle plates (2);

the clamping assembly (3) comprises four L-shaped clamping pieces (301), wherein adjacent two of the four L-shaped clamping pieces (301) are oppositely arranged, the opening parts of the four L-shaped clamping pieces (301) face the baffle (2), positioning grooves (305) are formed in included angles of the four L-shaped clamping pieces (301), a screw (303) is in transmission connection with the middle position of each two adjacent baffles (2), two L-shaped clamping pieces (301) which are oppositely arranged are arranged on one side of the screw (303), and two L-shaped clamping pieces (301) which are oppositely arranged are also arranged on the other side of the screw (303);

the outside of screw rod (303) intermediate position department is fixed with bolt lantern ring (307), the outside of screw rod (303) and the equal screw thread of both sides that are located bolt lantern ring (307) have cup jointed axle sleeve (304), and the outside of two axle sleeves (304) is all fixed with four L type holders (301) through corresponding connecting plate (302).

2. The tooling fixture for clamping multiple workpieces simultaneously as claimed in claim 1, wherein: threads are embedded in the outer side of the screw rod (303), and the thread directions of the outer side of the screw rod (303) and the two sides of the bolt lantern ring (307) are opposite.

3. The tooling fixture for clamping multiple workpieces simultaneously as claimed in claim 2, wherein: fixing hole (3073) have been seted up to the inside of bolt lantern ring (307), and wherein fixing hole (3073) runs through screw rod (303) to fix in the intermediate position department of screw rod (303), the outside intermediate position department of bolt lantern ring (307) is provided with and rotates cover (3071), has seted up a plurality of draw-in grooves (3072) on wherein rotating cover (3071).

4. The tooling fixture for clamping multiple workpieces simultaneously as claimed in claim 1, wherein: four L type holder (301) size structure is all the same, and four L type holders (301) are 2 x 2 matrix distribution.

5. The tooling fixture for clamping multiple workpieces simultaneously as claimed in claim 4, wherein: and second sealing gaskets (306) are arranged on the inner sides of two side plates of the four L-shaped clamping pieces (301).

6. The tooling fixture for clamping multiple workpieces simultaneously as claimed in claim 5, wherein: one side of the baffle (2) towards the L-shaped clamping piece (301) is provided with a first sealing gasket (201).

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