CN220515218U - Upper die clamping device of bending machine - Google Patents

Abstract

The utility model discloses an upper die clamping device of a bending machine, which belongs to the technical field of bending machines and comprises a supporting plate, wherein two fixing plates are fixedly connected to the lower surface of the supporting plate, a fixing seat is fixedly connected to the lower surface of the supporting plate, a motor is fixedly connected to the inside of the fixing seat, a screw rod is fixedly connected to one end of the motor, and a moving block is connected to the outer thread of the screw rod. This bender goes up mould clamping device through setting up motor and stopper, starter motor and electric putter, and the motor drives the lead screw and rotates, and two electric putter that correspond one side drive two stoppers and move down on the limiting plate for rotate splint and carry out dual centre gripping to the mould, avoid the device to take place the shake easily when bending and influence the bending effect of bender, and the device can carry out quick replacement to last mould in, can be applicable to the last mould of multiple size, improved the application scope of the device.

Description

Upper die clamping device of bending machine

Technical Field

The utility model belongs to the technical field of bending machines, and particularly relates to an upper die clamping device of a bending machine.

Background

The bending machine clamping device is widely applied to various bending machines, is a connecting device of the bending machine and a bending die, is used for fixing the bending upper die on the bending machine, is convenient for the bending machine to bend a workpiece, is convenient for the bending machine to adjust and fix through bolts, needs to disassemble and assemble bolts when the bending upper die is replaced every time, is difficult to be applied to the upper die with various sizes when the upper die is replaced quickly, and is easy to shake when being bent, so that the bending effect of the bending machine is affected.

Disclosure of Invention

(one) solving the technical problems

In order to overcome the defects in the prior art, the utility model provides the upper die clamping device of the bending machine, which solves the problems that the existing clamping device is adjusted and fixed by bolts, the bolts are required to be disassembled and assembled when the upper die is replaced each time, the upper die is difficult to replace quickly, the upper die is difficult to be suitable for upper dies with various sizes, and the device is easy to shake during bending, so that the bending effect of the bending machine is affected.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a bender goes up mould clamping device, includes the backup pad, the lower fixed surface of backup pad is connected with two fixed plates, the lower fixed surface of backup pad is connected with the fixing base, fixedly connected with motor in the fixing base, the one end fixedly connected with lead screw of motor, lead screw external screw connection has the movable block, the equal fixedly connected with connecting block in both sides of movable block, the spacing groove has all been seted up to the side of two fixed plates, the surface of two connecting blocks respectively with the inner wall sliding connection of two spacing grooves, the lower fixed surface of backup pad is connected with two electric putter, the side of two connecting blocks respectively with the side fixed connection of two electric putter, the equal fixedly connected with stopper in bottom of four electric putter, the equal fixedly connected with limiting plate in side of two fixed plates, the equal fixedly connected with of side of two fixed plates corresponds two fixed blocks and articulates with same rotation splint through the round pin axle.

As a further aspect of the utility model: the shape of the rotating clamping plate is L-shaped, and clamping grooves are formed in the side faces of the two fixing plates.

As a further aspect of the utility model: the screw rod is sleeved with a first bearing, and the surface of the first bearing is clamped with a supporting block.

As a further aspect of the utility model: the upper surface of supporting shoe is fixedly connected with the lower surface of backup pad, the upper surface fixedly connected with first pivot of backup pad.

As a further aspect of the utility model: the top of the first rotating shaft is fixedly connected with a rotating disc, and a second bearing is sleeved outside the first rotating shaft.

As a further aspect of the utility model: the side of the second bearing is clamped with the lower surface of the fixed box, two third bearings are clamped on two sides of the inner wall of the fixed box, and the same second rotating shaft is sleeved in the two third bearings.

As a further aspect of the utility model: the outer fixedly connected with of second pivot rotates the lug, the one end fixedly connected with of second pivot rotates the cylinder, rotate the cylinder and pass through two connecting rods and fixed box fixed connection.

(III) beneficial effects

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

1. this bender goes up mould clamping device through setting up motor, lead screw, movable block, connecting block, electric putter and stopper, starter motor and electric putter, and the motor drives the lead screw and rotates for the movable block drives connecting block and electric putter at the synchronous motion of spacing inslot, and corresponds two electric putter of one side and drive two stopper and move down on the limiting plate, makes to rotate splint and carries out dual centre gripping to the mould, avoids the device to take place shake easily when bending and influences the bending effect of bender, and the device can be applicable to the last mould of multiple size when carrying out quick replacement to last mould, has improved the application scope of device.

2. This bender goes up mould clamping device through setting up third bearing, second pivot, rotation lug and rotation cylinder, when starting the rotation cylinder, rotates the cylinder and drives second pivot and rotate lug synchronous motion, rotates the lug and makes the rolling disc drive first pivot and backup pad and can rotate one hundred eighty degrees and overturn, the different moulds of use second kind that can be quick, further improved the suitability of the device, be favorable to the staff to the use of the device.

3. This bender goes up mould clamping device, through setting up spacing groove and lead screw, and the lead screw cooperates with each other of movable block, avoids the movable block to appear the dead condition of card when moving on the lead screw, has ensured the flexibility of movable block self when moving, and spacing groove and connecting block cooperate each other, and spacing to the connecting block, can avoid the connecting block to appear the phenomenon that the skew dropped when moving in spacing groove, has ensured the stability of connecting block when moving.

Drawings

FIG. 1 is a schematic view of a three-dimensional structure of the present utility model;

FIG. 2 is a schematic view of a rotating disc according to the present utility model;

FIG. 3 is a schematic view of a three-dimensional structure of a connecting block according to the present utility model;

fig. 4 is a schematic view of a three-dimensional structure of an electric putter according to the present utility model;

in the figure: the device comprises a supporting plate 1, a fixing plate 2, a fixing seat 3, a motor 4, a screw rod 5, a moving block 6, a connecting block 7, a limiting groove 8, an electric push rod 9, a limiting block 10, a limiting plate 11, a fixing block 12, a rotating clamping plate 13, a first bearing 14, a supporting block 15, a first rotating shaft 16, a rotating disc 17, a second bearing 18, a fixing box 19, a third bearing 20, a second rotating shaft 21, a rotating lug 22 and a rotating cylinder 23.

Detailed Description

The technical scheme of the patent is further described in detail below with reference to the specific embodiments.

As shown in fig. 1-4, the present utility model provides a technical solution: the utility model provides a die clamping device on bender, including backup pad 1, the lower fixed surface of backup pad 1 is connected with two fixed plates 2, the lower fixed surface of backup pad 1 is connected with fixing base 3, fixing base 3 internal fixation has motor 4, motor 4's one end fixedly connected with lead screw 5, through setting up lead screw 5, and lead screw 5 and the mutually supporting of movable block 6, the condition that appears the card was dying when avoiding movable block 6 to remove on lead screw 5, the flexibility of movable block 6 when removing has been ensured, lead screw 5 external screw connection has movable block 6, the equal fixedly connected with connecting block 7 in both sides of movable block 6, spacing groove 8 has all been seted up to the side of two fixed plates 2, through setting up spacing groove 8, spacing groove 8 and the mutually supporting of connecting block 7, and to spacing block 7, the phenomenon that the skew drops appears when moving in spacing groove 8, the surface of two connecting block 7 respectively with the inner wall sliding connection of two spacing groove 8, the lower fixed surface of backup pad 1 is connected with two electric push rods 9, the side of two 7 respectively with two electric push rods 9, the side of two fixed connection blocks is provided with two fixed connection blocks 13 through two fixed limiting blocks, two fixed connection blocks are connected with two limiting blocks 10, two fixed connection blocks are equal, the two fixed connection plates are connected with 13 have 13, two fixed plates are connected through two fixed limiting blocks are rotated, and are equal, and are connected with two fixed plates are 13, and are 13.

Specifically, as shown in fig. 2 and 3, the shape of the rotating clamping plate 13 is L-shaped, through setting up the rotating clamping plate 13, the rotating clamping plate 13 of L-shaped can mutually support the mould with the draw-in groove and carry out two-way centre gripping, can improve the stability of mould centre gripping, avoid the mould to appear rocking the condition when using, the draw-in groove has all been seted up to the side of two fixed plates 2, first bearing 14 has been cup jointed outward to lead screw 5, the surface joint of first bearing 14 has supporting shoe 15, the upper surface of supporting shoe 15 is connected with the lower surface fixed of backup pad 1, the upper surface fixed connection of backup pad 1 has first pivot 16.

Specifically, as shown in fig. 3 and fig. 4, the top end of the first rotating shaft 16 is fixedly connected with the rotating disc 17, the second bearing 18 is sleeved outside the first rotating shaft 16, through setting up the second bearing 18, the second bearing 18 is mutually matched with the first rotating shaft 16, the condition that the first rotating shaft 16 is blocked during rotation is avoided, the flexibility of the first rotating shaft 16 during rotation is ensured, the side surface of the second bearing 18 is blocked with the lower surface of the fixed box 19, two third bearings 20 are blocked on two sides of the inner wall of the fixed box 19, the same second rotating shaft 21 is sleeved in the two third bearings 20, a rotating lug 22 is fixedly connected outside the second rotating shaft 21, one end of the second rotating shaft 21 is fixedly connected with a rotating cylinder 23, and the rotating cylinder 23 is fixedly connected with the fixed box 19 through two connecting rods.

The working principle of the utility model is as follows:

when the device is used, when the die of the device needs to be replaced, the motor 4 is started according to the length of the die to be replaced, the motor 4 drives the screw rod 5 to rotate, the moving block 6 drives the two connecting blocks 7 and the two electric push rods 9 to synchronously move in the limiting groove 8, when the moving block moves to a proper position, the die to be replaced is clamped in the clamping groove, then the electric push rods 9 are started, the two electric push rods 9 on the corresponding side drive the two limiting blocks 10 to downwards move on the limiting plate 11, the rotating clamping plate 13 rotates to double clamp the replaced die, and when different dies need to be used, the rotating cylinder 23 can be started, the rotating cylinder 23 drives the second rotating shaft 21 and the rotating lug 22 to synchronously move, and the rotating disc 17 drives the first rotating shaft 16 and the supporting plate 1 to rotate for one hundred eighty degrees to overturn.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either 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 can be understood by those of ordinary skill in the art in a specific case.

While the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes may be made without departing from the spirit of the present patent within the knowledge of one of ordinary skill in the art.

Claims (7)

1. The utility model provides a bender cope match-die clamping device, includes backup pad (1), its characterized in that: the utility model discloses a lower fixed surface of backup pad (1) is connected with two fixed plates (2), the lower fixed surface of backup pad (1) is connected with fixing base (3), fixedly connected with motor (4) in fixing base (3), the one end fixedly connected with lead screw (5) of motor (4), lead screw (5) external screw connection has movable block (6), the equal fixedly connected with connecting block (7) in both sides of movable block (6), spacing groove (8) have all been seted up to the side of two fixed plates (2), the surface of two connecting blocks (7) respectively with the inner wall sliding connection of two spacing grooves (8), the lower fixed surface of backup pad (1) is connected with two electric putter (9), the side of two connecting blocks (7) respectively with the side fixedly connected with of two electric putter (9), the equal fixedly connected with stopper (10) of bottom of four electric putter (9), the equal fixedly connected with limiting plate (11) of side of two fixed plates (2), two fixed block (12) are all fixedly connected with two fixed block (12) in the side of two fixed plate (2), correspond two fixed block (12) and are through same articulated pivot (13).

2. An upper die clamping device of a bending machine according to claim 1, wherein: the rotary clamping plate (13) is L-shaped, and clamping grooves are formed in the side faces of the two fixing plates (2).

3. An upper die clamping device of a bending machine according to claim 1, wherein: the screw rod (5) is sleeved with a first bearing (14), and the surface of the first bearing (14) is clamped with a supporting block (15).

4. A bending machine upper die clamping device as claimed in claim 3, wherein: the upper surface of supporting shoe (15) is fixedly connected with the lower surface of backup pad (1), the upper surface of backup pad (1) is fixedly connected with first pivot (16).

5. An upper die clamping device for a bending machine as defined in claim 4, wherein: the top end of the first rotating shaft (16) is fixedly connected with a rotating disc (17), and the first rotating shaft (16) is sleeved with a second bearing (18).

6. An upper die clamping device for a bending machine as defined in claim 5, wherein: the side of the second bearing (18) is clamped with the lower surface of the fixed box (19), two third bearings (20) are clamped on two sides of the inner wall of the fixed box (19), and the two third bearings (20) are internally sleeved with the same second rotating shaft (21).

7. An upper die clamping device for a bending machine as defined in claim 6, wherein: the rotary cylinder is characterized in that a rotary lug (22) is fixedly connected to the outer side of the second rotary shaft (21), one end of the second rotary shaft (21) is fixedly connected with a rotary cylinder (23), and the rotary cylinder (23) is fixedly connected with the fixed box (19) through two connecting rods.