CN211916201U

CN211916201U - Workpiece clamp for machining

Info

Publication number: CN211916201U
Application number: CN202020639001.1U
Authority: CN
Inventors: 胡珊
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-24
Filing date: 2020-04-24
Publication date: 2020-11-13
Anticipated expiration: 2030-04-24

Abstract

The utility model discloses a workpiece fixture for machining, which comprises a rotary ring, a motor, a bottom plate, a placing plate, a switch, a rubber sleeve and a rubber pad, wherein the rotary ring is rotated to drive a screw rod to rotate, so that a first moving sleeve and a second moving sleeve move oppositely on the screw rod, a first connecting rod and a second connecting rod rotate along a hinged part, thereby further pushing a clamping plate to move to extrude one side of a workpiece, a second clamping device is arranged to extrude the other side of the workpiece, thereby realizing the clamping and limiting of the workpiece, the clamping and limiting operation is simple, the workpiece is convenient to be machined, the rubber sleeve is arranged to facilitate an operator to rotate the rotary ring, the rubber pad improves the effect of clamping and limiting the workpiece, the motor is used for rotating to drive a supporting column to rotate, thereby further driving the placing plate to slowly rotate, thereby realizing the rotation of the clamping workpiece at the top of the placing plate, the mechanical processing of different positions of the workpiece is facilitated for operators.

Description

Workpiece clamp for machining

Technical Field

The utility model relates to a work piece holder specifically is a work piece holder for machining.

Background

Machining refers to a process of changing the outer dimensions or properties of a workpiece by a mechanical device, and is classified into cutting and pressing according to differences in machining modes. In the production process, all the processes of changing the shape, size, position, property, etc. of the production object into a finished product or a semi-finished product are called as a process.

At present, when a workpiece is machined, the workpiece is moved in the machining process, the workpiece is generally required to be clamped and limited by a workpiece clamp, the workpiece is clamped and fixed by the workpiece clamp for the existing machining, and the workpiece is complex in operation, and meanwhile, the machining is not convenient for operators to machine different positions of the workpiece.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a work piece holder for machining to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a workpiece clamp for machining comprises a placing plate, wherein the bottom of the placing plate is fixedly provided with the top end of a supporting column, the bottom end of the supporting column is rotatably arranged at the top of a bottom plate through a bearing seat, a switch is fixedly arranged at the top of the bottom plate, the top of the placing plate is provided with a sliding chute, the top of the placing plate is symmetrically provided with a first clamping device and a second clamping device at the two sides of the sliding chute, the first clamping device comprises a rubber sleeve, a first rotating seat, a first moving sleeve, a lead screw, a vertical plate, a second moving sleeve, a second rotating seat, a first connecting rod, a sliding block, a third rotating seat, a second connecting rod, a rubber pad, a fourth rotating seat, a clamping plate, a transverse plate and a rotating ring, the vertical plate is fixedly arranged at the top of the placing plate, the transverse plate is fixedly arranged at one side of the top end of the vertical plate is vertically provided, the top end of the lead screw vertically penetrates through the transverse plate, the transverse plate is provided with a through hole for the lead screw to pass through, the top end of the lead screw is fixedly connected with a rotating ring through a connecting rod, the lead screw is symmetrically provided with a left-handed thread and a right-handed thread which are respectively in threaded connection with a first moving sleeve and a second moving sleeve, one side of the first moving sleeve and one side of the second moving sleeve are respectively and fixedly provided with a first rotating seat and a second rotating seat, the first rotating seat is hinged with one end of the second connecting rod through a rotating shaft, the other end of the second connecting rod is hinged with a third rotating seat through a rotating shaft, the second rotating seat is hinged with one end of the first connecting rod through a rotating shaft, the other end of the first connecting rod is hinged with a fourth rotating seat through a rotating shaft, the third rotating seat and the fourth rotating seat are symmetrically arranged on one side of the clamping plate, the bottom of the clamping plate is, the first connecting rod and the second connecting rod are arranged in a crossed mode, and the crossed position of the first connecting rod and the second connecting rod is hinged through a positioning pin.

As a further aspect of the present invention: fixedly connected with second belt pulley on the support column, there is the motor bottom plate top through bolt fixed mounting, fixed mounting has first belt pulley on the output shaft of motor, first belt pulley passes through the belt and is connected with the second belt pulley.

As a further aspect of the present invention: the top of the rotating ring is fixedly connected with a vertical rod, a rubber sleeve is fixedly sleeved on the outer side of the vertical rod, and the rubber sleeve is made of natural soft rubber.

As a further aspect of the present invention: one side of the clamping plate is fixedly connected with a rubber pad, and the rubber pad is made of natural soft rubber.

As a further aspect of the present invention: the first clamping device and the second clamping device are identical in structure and specifications of all parts.

As a further aspect of the present invention: the motor is electrically connected with the switch through a wire, and the switch is electrically connected with an external power supply through a wire.

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

1. the workpiece is placed at the position, located between the first clamping device and the second clamping device, of the top of the placing plate, the vertical rod is rotated, and then the rotating ring is driven to rotate, so that the screw rod is driven to rotate, the first moving sleeve and the second moving sleeve move on the screw rod in opposite directions, and the first connecting rod and the second connecting rod rotate along the hinged position, so that the clamping plate is further pushed to move to extrude one side of the workpiece, the second clamping device is arranged to extrude the other side of the workpiece, and therefore the workpiece is clamped and limited, the clamping and limiting operation is simple, and the workpiece is convenient to machine;

2. set up the rubber sleeve and be used for making things convenient for operating personnel to rotate the swivel, set up the rubber pad and improved and pressed from both sides tight spacing effect to the work piece, utilize the motor to rotate and then drive the support column and rotate to further drive and place the slow rotation of board, thereby realize placing the rotation that the board top pressed from both sides tight work piece, make things convenient for operating personnel to carry out machining to the different positions of work piece.

Drawings

Fig. 1 is a schematic structural view of a work holder for machining.

Fig. 2 is a schematic structural view of a first clamping device in the workpiece holder for machining.

Fig. 3 is a partial plan view of the machining tool holder.

Shown in the figure: first clamping device 1, first belt pulley 2, motor 3, support column 4, bottom plate 5, switch 6, second belt pulley 7, spout 8, place board 9, second clamping device 10, rubber sleeve 11, first rotation seat 12, first removal cover 13, lead screw 14, riser 15, second removal cover 16, second rotation seat 17, first connecting rod 18, slider 19, third rotation seat 20, second connecting rod 21, rubber pad 22, fourth rotation seat 23, splint 24, diaphragm 25 and swivel 26.

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 to 3, in an embodiment of the present invention, a workpiece fixture for machining includes a first clamping device 1, a first belt pulley 2, a motor 3, a supporting column 4, a bottom plate 5, a switch 6, a second belt pulley 7, a chute 8, a placing plate 9, a second clamping device 10, a rubber sleeve 11, a first rotating seat 12, a first moving seat 13, a lead screw 14, a vertical plate 15, a second moving seat 16, a second rotating seat 17, a first connecting rod 18, a slider 19, a third rotating seat 20, a second connecting rod 21, a rubber pad 22, a fourth rotating seat 23, a clamping plate 24, a transverse plate 25 and a rotating ring 26, wherein a top end of the supporting column 4 is fixedly installed at a bottom end of the supporting column 4, the bottom end of the supporting column 4 is rotatably installed at a top end of the bottom plate 5 through a bearing seat, the top end of the bottom plate 5 is fixedly installed with the switch 6, the second belt pulley 7 is fixedly connected to, the top of the bottom plate 5 is fixedly provided with a motor 3 through a bolt, an output shaft of the motor 3 is fixedly provided with a first belt pulley 2, the first belt pulley 2 is connected with a second belt pulley 7 through a belt, the top of the placing plate 9 is provided with a chute 8, the top of the placing plate 9 is symmetrically provided with a first clamping device 1 and a second clamping device 10 at positions at two sides of the chute 8, the first clamping device 1 comprises a rubber sleeve 11, a first rotating seat 12, a first moving seat 13, a screw 14, a vertical plate 15, a second moving seat 16, a second rotating seat 17, a first connecting rod 18, a sliding block 19, a third rotating seat 20, a second connecting rod 21, a rubber pad 22, a fourth rotating seat 23, a clamping plate 24, a transverse plate 25 and a rotating ring 26, the vertical plate 15 is fixedly arranged at the top of the placing plate 9, one side of the top end of the vertical plate 15 is fixedly provided with a transverse plate 25, one side of the vertical, the bottom of the lead screw 14 is rotatably installed at the top of the placing plate 9 through a bearing seat, the top end of the lead screw 14 vertically penetrates through a transverse plate 25, a through hole for the lead screw 14 to pass through is formed in the transverse plate 25, the top end of the lead screw 14 is fixedly connected with a rotating ring 26 through a connecting rod, a vertical rod is fixedly connected with the top of the rotating ring 26, a rubber sleeve 11 is fixedly sleeved outside the vertical rod, the rubber sleeve 11 is made of natural soft rubber, the lead screw 14 is symmetrically provided with a left-handed thread and a right-handed thread which are respectively in threaded connection with a first moving sleeve 13 and a second moving sleeve 16, one side of the first moving sleeve 13 and one side of the second moving sleeve 16 are respectively and fixedly provided with a first rotating seat 12 and a second rotating seat 17, the first rotating seat 12 is hinged with one end of a second connecting rod 21 through a rotating shaft, and the other end of the second connecting rod 21, the utility model discloses a clamping device, including splint 24, motor 6, switch 6, second rotation seat 17, splint 24, rubber pad 22, splint 24 bottom fixed mounting has slider 19, slider 19 slides and sets up in spout 8, first connecting rod 18 and second connecting rod 21 are the cross arrangement, first connecting rod 18 and second connecting rod 21 cross department are articulated through the locating pin, the structure and each part specification of first clamping device 1 and second clamping device 10 are all the same, motor 3 is connected with switch 6 through the wire, switch 6 is connected with external power supply through the wire.

The utility model discloses a theory of operation is:

when a workpiece needs to be clamped, the workpiece is firstly placed at a position, which is located between the first clamping device 1 and the second clamping device 10, on the top of the placing plate 9, the vertical rod is rotated, and then the rotating ring 26 is driven to rotate, so that the screw 14 is driven to rotate, and therefore the first moving sleeve 13 and the second moving sleeve 16 move oppositely on the screw 14, so that the first connecting rod 18 and the second connecting rod 21 rotate along the hinged part, so that the clamping plate 24 is further pushed to move to extrude one side of the workpiece, the second clamping device 10 is arranged to extrude the other side of the workpiece, so that the clamping and limiting of the workpiece are realized, the clamping and limiting operation of the workpiece is simple, the workpiece is convenient to be machined, the rubber sleeve 11 is arranged to be convenient for an operator to rotate the rotating ring 26, the rubber pad 22 is arranged to improve the effect of clamping and limiting of the workpiece, the motor 3 is opened by using the switch 6, and the, thereby further drive and place board 9 and slowly rotate to the rotation of the tight work piece of board 9 top clamp is placed in the realization, makes things convenient for operating personnel to carry out machining to the work piece different positions.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a workpiece clamp for machining, is including placing board (9), its characterized in that: place board (9) bottom fixed mounting have the top of support column (4), the bottom of support column (4) is passed through the bearing frame and is rotated and install at bottom plate (5) top, bottom plate (5) top fixed mounting has switch (6), place board (9) top and seted up spout (8), the symmetry in position that places board (9) top is located spout (8) both sides is provided with first clamping device (1) and second clamping device (10), first clamping device (1) is rotated seat (17), head rod (18), slider (19), third and is rotated seat (20), second connecting rod (21), rubber pad (22), fourth and rotates seat (23) and second clamping device (10) including rubber sleeve (11), first rotation seat (12), first removal cover (13), lead screw (14), riser (15), second removal cover (16), second rotation seat (17), head rod (18), slider (19), third, The novel rotary table comprises a clamping plate (24), a transverse plate (25) and a rotary ring (26), wherein the vertical plate (15) is fixedly installed at the top of a placing plate (9), the transverse plate (25) is fixedly installed at one side of the top end of the vertical plate (15), a lead screw (14) is vertically arranged at one side of the vertical plate (15), the bottom end of the lead screw (14) is rotatably installed at the top of the placing plate (9) through a bearing seat, the transverse plate (25) vertically penetrates through the top end of the lead screw (14), a through hole for the lead screw (14) to penetrate through is formed in the transverse plate (25), the rotary ring (26) is fixedly connected at the top end of the lead screw (14) through a connecting rod, left-handed threads and right-handed threads which are respectively in threaded connection with a first moving sleeve (13) and a second moving sleeve (16) are symmetrically arranged on the lead screw (14), a first rotary seat (12) and a second rotary seat (17) are respectively, the one end through pivot and second connecting rod (21) on first rotation seat (12) is articulated, and the other end of second connecting rod (21) rotates seat (20) through pivot and third and is articulated, the second rotates the one end through pivot and head rod (18) on seat (17) and is articulated, and the other end of head rod (18) rotates seat (23) through pivot and fourth and is articulated, seat (20) and fourth rotation seat (23) symmetry are installed in splint (24) one side to the third rotation, splint (24) bottom fixed mounting has slider (19), slider (19) slide to set up in spout (8), head rod (18) and second connecting rod (21) are cross arrangement, head rod (18) and second connecting rod (21) intersection are articulated through the locating pin.

2. The workpiece holder for machining according to claim 1, characterized in that: fixedly connected with second belt pulley (7) on support column (4), there is motor (3) at bottom plate (5) top through bolt fixed mounting, fixed mounting has first belt pulley (2) on the output shaft of motor (3), first belt pulley (2) are connected with second belt pulley (7) through the belt.

3. The workpiece holder for machining according to claim 1, characterized in that: the top of the rotating ring (26) is fixedly connected with a vertical rod, a rubber sleeve (11) is fixedly sleeved on the outer side of the vertical rod, and the rubber sleeve (11) is made of natural soft rubber.

4. The workpiece holder for machining according to claim 1, characterized in that: one side of the clamping plate (24) is fixedly connected with a rubber pad (22), and the rubber pad (22) is made of natural soft rubber.

5. The workpiece holder for machining according to claim 1, characterized in that: the first clamping device (1) and the second clamping device (10) are identical in structure and specifications of all parts.

6. The workpiece holder for machining according to claim 2, characterized in that: the motor (3) is electrically connected with the switch (6) through a wire, and the switch (6) is electrically connected with an external power supply through a wire.