CN210476235U

CN210476235U - Machine tool workpiece clamping device

Info

Publication number: CN210476235U
Application number: CN201921315121.XU
Authority: CN
Inventors: 邓博辉
Original assignee: Tangshan Jetson Technology Co Ltd
Current assignee: Tangshan Jetson Technology Co Ltd
Priority date: 2019-08-14
Filing date: 2019-08-14
Publication date: 2020-05-08
Anticipated expiration: 2029-08-14

Abstract

The utility model discloses a machine tool workpiece clamping device, which belongs to the field of machinery and comprises a machine tool body, wherein the upper end of the machine tool body is fixedly connected with a fixed plate, the upper side of the machine tool body is provided with a sliding plate, the side wall of the fixed plate, which is close to the sliding plate, is fixedly connected with a pair of first telescopic rods, the first telescopic rods are in threaded connection with locking nuts, the sliding plate is provided with third through holes matched with the first telescopic rods, the machine tool body is provided with a pair of trapezoidal grooves, the lower end of the sliding plate is fixedly connected with a pair of fixed rods matched with the trapezoidal grooves, the fixed rods are inserted in the trapezoidal grooves, the lower ends of the fixed rods are connected with trundles, the trundles are in contact with the inner bottom ends of the trapezoidal grooves, the interior of the machine tool body is provided with second grooves, the second grooves are positioned on the left, the fixation is not firm.

Description

Machine tool workpiece clamping device

Technical Field

The utility model relates to the field of machinary, more specifically say, relate to a lathe work piece clamping device.

Background

The machine tool is a machine that manufactures a machine, and is also a machine that can manufacture the machine tool itself. Turning, milling, planing, grinding, boring, drilling, electrical discharge machining, plate shearing, bending, laser cutting and the like are all machining methods, and the machining is to machine a metal blank part into a required shape and comprises two aspects of dimensional precision and geometric precision. Devices that can perform the above functions are all known as machine tools.

When the machine tool is used, parts need to be fixed in order to facilitate part grinding or cutting, and when a traditional machine tool fixes the workpiece, the adopted fixing clamp is often insecure in fixing the workpiece.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a lathe work piece clamping device, when it was easily solved traditional lathe and was fixed a position the work piece, fixed insecure problem.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

A machine tool workpiece clamping device comprises a machine tool body, wherein a fixed plate is fixedly connected to the upper end of the machine tool body, a sliding plate is arranged on the upper side of the machine tool body, a pair of first telescopic rods are fixedly connected to the side wall, close to the sliding plate, of the fixed plate, a locking nut is connected to the first telescopic rods in a threaded manner, a third through hole matched with the first telescopic rods is formed in the sliding plate in a chiseled manner, a pair of trapezoidal grooves are formed in the machine tool body, a pair of fixing rods matched with the trapezoidal grooves are fixedly connected to the lower end of the sliding plate and inserted into the trapezoidal grooves, casters are connected to the lower ends of the fixing rods and are in contact with the inner bottom ends of the trapezoidal grooves, a second groove is formed in the machine tool body in a chiseled manner and is located on the left side of the trapezoidal grooves, and a, the machine tool comprises a baffle, a pair of first through holes are drilled on the baffle, a pair of second telescopic rods are fixedly connected between the baffle and a fixed rod, compression springs are connected on the second telescopic rods, a rotating handle is arranged on the outer side of the machine tool body, a second through hole is drilled on the rotating handle, an insertion rod is inserted in the second through hole, limit blocks are fixedly connected at two ends of the insertion rod, an insertion rod hole matched with the insertion rod is drilled on the outer side wall of the machine tool body, a rotating shaft is fixedly connected at one end of the rotating handle close to the machine tool body, penetrates through the inner wall of the machine tool body and extends to the inner side of a second groove, one end of the rotating shaft far away from the rotating handle is rotatably connected to the inner side wall of the machine tool body, a pair of reels is fixedly connected on the rotating shaft, one end of a stay cord is fixedly connected to the reels, and the, the problem that when a traditional machine tool is used for positioning a workpiece, the workpiece is not firmly fixed is easily solved.

Preferably, a plurality of suckers are uniformly connected to the opposite outer side walls of the fixed plate and the sliding plate, so that a clamped workpiece is not easy to wear, and the clamping is firmer.

Preferably, the middle parts of the fixed plate and the sliding plate are both provided with fourth through holes, connecting pieces are inserted into the fourth through holes, and first locking screws are connected between the fixed plate and the connecting pieces and between the sliding plate and the connecting pieces, so that the connecting pieces are conveniently inserted into the fourth through holes of the fixed plate and the sliding plate respectively and are fixed by the first locking screws, and workpieces in a tubular shape or a spherical shape and the like are better clamped.

Preferably, the fixed plate and the sliding plate are telescopic plates, and locking screws are connected to the telescopic plates, so that workpieces with different heights can be conveniently clamped.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) the scheme is easy to solve the problem that when a traditional machine tool is used for positioning a workpiece, the fixing is not firm.

(2) The outer side walls of the fixed plate and the sliding plate which are opposite are uniformly connected with a plurality of suckers, so that a workpiece which is conveniently clamped is not easy to wear, and the clamping is firmer.

(3) The middle parts of the fixed plate and the sliding plate are all provided with fourth through holes in a chiseled mode, the fourth through holes are internally provided with connecting pieces in an inserted mode, first locking screws are connected between the fixed plate, the sliding plate and the connecting pieces, the connecting pieces are conveniently inserted into the fourth through holes of the fixed plate and the sliding plate respectively, the connecting pieces are fixed through the first locking screws, and workpieces such as tubular workpieces or spherical workpieces are better clamped.

(4) The fixed plate and the sliding plate are telescopic plates, and the telescopic plates are connected with locking screws, so that workpieces with different heights can be conveniently clamped.

Drawings

Fig. 1 is a sectional view of the top view structure of the present invention;

fig. 2 is a front sectional view of the present invention;

FIG. 3 is a front view of the present invention;

fig. 4 is a top view of the present invention.

The reference numbers in the figures illustrate:

1 machine tool body, 2 fixed plate, 3 first telescopic link, 4 sliding plates, 5 third through holes, 6 lock nuts, 7 stay ropes, 8 second telescopic links, 9 compression springs, 10 first through holes, 11 baffles, 12 rotating shafts, 13 reels, 14 rotating handles, 15 inserted bar holes, 16 fixed bars, 17 casters, 18 trapezoidal grooves, 19 second grooves and 20 inserted bars.

Detailed Description

The drawings in the embodiments of the present invention will be combined; the technical scheme in the embodiment of the utility model is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the present invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all belong to the protection scope of the utility model.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be 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.

Example 1:

referring to fig. 1-4, a machine tool workpiece clamping device comprises a machine tool body 1, a fixed plate 2 is fixedly connected to the upper end of the machine tool body 1, a sliding plate 4 is arranged on the upper side of the machine tool body 1, a pair of first telescopic rods 3 is fixedly connected to the side wall of the fixed plate 2 close to the sliding plate 4, threads are carved on the outer side wall of one end of each first telescopic rod 3 close to the sliding plate 4, a lock nut 6 is connected to each first telescopic rod 3 in a threaded manner, a third through hole 5 matched with the first telescopic rod 3 is formed in the sliding plate 4, a pair of trapezoidal grooves 18 are formed in the machine tool body 1, a pair of fixing rods 16 matched with the trapezoidal grooves 18 are fixedly connected to the lower end of the sliding plate 4, the fixing rods 16 are inserted into the trapezoidal grooves 18, casters 17 are connected to the lower ends of the fixing rods 16, the casters 17 are in contact with the inner bottom, the second groove 19 is positioned at the left side of the trapezoidal groove 18, a baffle 11 is fixedly connected between the trapezoidal groove 18 and the second groove 19, a pair of first through holes 10 are drilled on the baffle 11, a pair of second telescopic rods 8 are fixedly connected between the baffle 11 and a fixed rod 16, a compression spring 9 is connected on each second telescopic rod 8, a rotating handle 14 is arranged on the outer side of the machine tool body 1, the rotating handle 14 is of a Z-shaped structure, a second through hole is drilled on the rotating handle 14, an insertion rod 20 is inserted into each second through hole, limiting blocks are fixedly connected at two ends of each insertion rod 20, an insertion rod hole 15 matched with the insertion rod 20 is drilled on the outer side wall of the machine tool body 1, a rotating shaft 12 is fixedly connected at one end of the rotating handle 14 close to the machine tool body 1, the rotating shaft 12 penetrates through the inner wall of the machine tool body 1 and extends to the inner side of the second groove 19, and one end of the rotating shaft 12 far away from, a pair of reels 13 is fixedly connected to the rotating shaft 12, one end of a pull rope 7 is fixedly connected to each reel 13, the other end of the pull rope 7 penetrates through a first through hole 10 and is fixedly connected with a fixed rod 16, a plurality of suckers are uniformly connected to the opposite outer side walls of the fixed plate 2 and the sliding plate 4, workpieces which are convenient to clamp are not easy to wear and can be clamped more firmly, fourth through holes are formed in the middle parts of the fixed plate 2 and the sliding plate 4, connecting pieces are inserted into the fourth through holes, first locking screws are connected between the fixed plate 2 and the sliding plate 4 and between the connecting pieces, suitable connecting pieces are convenient to insert into the fourth through holes of the fixed plate 2 and the sliding plate 4 respectively and are fixed by the first locking screws, rubber pads are laid on the inner sides of the connecting pieces, workpieces which are tubular or spherical and the like are better clamped, the fixed plate 2 and the sliding plate, the workpiece with different heights can be conveniently clamped, and the problem that the workpiece is not firmly fixed when the traditional machine tool is used for positioning the workpiece is easily solved.

Before use, the connecting piece can be selectively used or not used according to the shape of a workpiece to be fixed, when the connecting piece is required to be used, the connecting piece can be respectively inserted into the fourth through holes of the fixed plate 2 and the sliding plate 4 and is fixed by the first locking screw, when the connecting piece is used, the length of the first telescopic rod 3 is adjusted according to the length of the workpiece to be fixed and is fixed by the second locking screw, then the fixed plate 2 and the sliding plate 4 can be adjusted according to the height of the workpiece to be fixed and are fixed by the locking screws, the rotating handle 14 is rotated leftwards by a hand, the winding wheel 13 on the rotating shaft 12 connected with the rotating handle 14 pulls the sliding plate 4 to one side close to the rotating handle 14 through the pull rope 7, when the workpiece to be fixed is pulled to be approximately put down at the position between the fixed plate 2 and the sliding plate 4, the inserting rod 20 is pushed to be inserted into the inserting rod hole 15, at this moment, the workpiece to be fixed is placed between the fixed plate 2, the inserted bar 20 is pulled out from the inserted bar hole 15 and is slowly released, due to the elastic force action of the compression spring 9, the compression spring 9 pushes the sliding plate 4 to be close to the direction of the fixing plate 2, a workpiece needing to be fixed is clamped tightly, the first telescopic rod 3 can penetrate through the third through hole 5 in the sliding plate 4 at the moment, then the locking nut 6 is taken out and screwed on the first telescopic rod 3, the workpiece needing to be fixed is further clamped tightly, and the problem that the traditional machine tool is unstable when being used for positioning the workpiece is easily solved.

The above; is only a preferred embodiment of the present invention; however, the scope of protection of the present invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; according to the technical scheme of the utility model and the improvement conception, equivalent substitution or change is carried out; are all covered by the protection scope of the utility model.

Claims

1. The utility model provides a lathe work piece clamping device, includes lathe body (1), its characterized in that: the upper end of the machine tool body (1) is fixedly connected with a fixed plate (2), the upper side of the machine tool body (1) is provided with a sliding plate (4), the side wall, close to the sliding plate (4), of the fixed plate (2) is fixedly connected with a pair of first telescopic rods (3), the first telescopic rods (3) are in threaded connection with locking nuts (6), third through holes (5) matched with the first telescopic rods (3) are formed in the sliding plate (4) in a chiseled mode, a pair of trapezoidal grooves (18) are formed in the machine tool body (1), the lower end of the sliding plate (4) is fixedly connected with a pair of fixing rods (16) matched with the trapezoidal grooves (18), the fixing rods (16) are inserted in the trapezoidal grooves (18), the lower ends of the fixing rods (16) are connected with casters (17), and the casters (17) are in contact with the inner bottom ends of the trapezoidal grooves, the inner part of the machine tool body (1) is provided with a second groove (19), the second groove (19) is located on the left side of the trapezoidal groove (18), a baffle (11) is fixedly connected between the trapezoidal groove (18) and the second groove (19), a pair of first through holes (10) are formed in the baffle (11), a pair of second telescopic rods (8) is fixedly connected between the baffle (11) and a fixing rod (16), a compression spring (9) is connected onto the second telescopic rods (8), a rotating handle (14) is arranged on the outer side of the machine tool body (1), second through holes are formed in the rotating handle (14), inserting rods (20) are inserted into the second through holes, limiting blocks are fixedly connected to the two ends of each inserting rod (20), and inserting rod holes (15) matched with the inserting rods (20) are formed in the outer side wall of the machine tool body (1), rotate one end fixedly connected with pivot (12) that handle (14) are close to lathe body (1), the inner wall that pivot (12) run through lathe body (1) extends to second recess (19) inboard, and pivot (12) keep away from the one end rotation of rotating handle (14) and connect on the inside wall of lathe body (1), a pair of reel (13) of fixedly connected with are gone up in pivot (12), the one end of fixedly connected with stay cord (7) is gone up in reel (13), the other end of stay cord (7) runs through first through-hole (10) and dead lever (16) fixed connection.

2. A machine tool workpiece clamping device according to claim 1, characterised in that: and a plurality of suckers are uniformly connected on the opposite outer side walls of the fixed plate (2) and the sliding plate (4).

3. A machine tool workpiece clamping device according to claim 1, characterised in that: fourth through holes are drilled in the middle parts of the fixed plate (2) and the sliding plate (4), connecting pieces are inserted into the fourth through holes, and first locking screws are connected between the fixed plate (2) and the sliding plate (4) and the connecting pieces.

4. A machine tool workpiece clamping device according to claim 1, characterised in that: the fixed plate (2) and the sliding plate (4) are telescopic plates, and locking screws are connected to the telescopic plates.