CN212525698U

CN212525698U - Clamping device for clamping upper die in numerical control plate bending machine

Info

Publication number: CN212525698U
Application number: CN202021000470.5U
Authority: CN
Inventors: 万康
Original assignee: Chengdu Caitang Sheet Metal Co ltd
Current assignee: Chengdu Caitang Sheet Metal Co ltd
Priority date: 2020-06-04
Filing date: 2020-06-04
Publication date: 2021-02-12
Anticipated expiration: 2030-06-04

Abstract

The utility model belongs to press from both sides tight equipment field, especially, tight clamping device of mould clamp will go up in numerical control sheet material bender, including the connecting seat with be located the last mould of connecting seat below, the top fixed mounting of connecting seat has the limiting plate, one side fixed mounting of limiting plate has the positioning seat, the constant head tank has been seted up to one side of going up the mould, and positioning seat and the constant head tank looks adaptation that corresponds, first groove has been seted up to the bottom of connecting seat, sliding mounting has spacing seat in the first groove, and spacing seat and the last mould looks adaptation that corresponds, the top fixed mounting of spacing seat has fixing spring's one end, fixing spring's other end fixed mounting is on the top inner wall of first groove, the removal hole has been seted up on one side inner wall of first groove, one side fixed mounting of spacing seat has the. The utility model relates to a rationally, can carry out stable clamping to last mould through spacing seat and clamp plate to make things convenient for people's use.

Description

Clamping device for clamping upper die in numerical control plate bending machine

Technical Field

The utility model relates to a clamping equipment technical field especially relates to a tight clamping device of mould clamp in numerical control sheet material bender will be gone up.

Background

The bending machine is used for bending a metal plate in a cold state into workpieces with various geometric cross-sectional shapes by utilizing a matched die (a general or special die), the bending machine generally adopts a special numerical control system for the bending machine, the coordinate axis of the bending machine is developed from a single axis to 12 axes, and the numerical control system can automatically realize the control of the running depth of a sliding block, the left and right inclination adjustment of the sliding block, the front and back adjustment of a rear material stopper, the left and right adjustment, the pressure tonnage adjustment, the adjustment of the approaching working speed of the sliding block and the like. The bending machine can conveniently realize actions of downward, inching, continuous, pressure maintaining, return, midway stopping and the like of the sliding block, and one-time feeding is performed to complete multi-elbow bending at the same angle or different angles.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving and having current clamping mechanism among the prior art, it is unstable to step up, causes the not hard up of mould easily to influence the shortcoming of using, and the tight clamping device of mould clamp will be gone up in the numerical control sheet material bender that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a clamping device for clamping an upper die in a numerical control plate bending machine comprises a connecting seat and an upper die positioned below the connecting seat, wherein a limiting plate is fixedly arranged at the top of the connecting seat, a positioning seat is fixedly arranged on one side of the limiting plate, a positioning groove is formed in one side of the upper die and is matched with the corresponding positioning groove, a first groove is formed in the bottom of the connecting seat, a limiting seat is slidably arranged in the first groove and is matched with the corresponding upper die, one end of a fixed spring is fixedly arranged at the top of the limiting seat, the other end of the fixed spring is fixedly arranged on the inner wall of the top of the first groove, a moving hole is formed in the inner wall of one side of the first groove, one end of a cross rod is fixedly arranged on one side of the limiting seat, the other end of the cross rod extends to the outer side of the connecting seat, a second groove is formed in one side of the, two symmetrical pin grooves are formed in the other side of the upper die, the pin base is matched with the corresponding pin grooves, a threaded hole is formed in one side of the cross rod, a screw rod is installed in the threaded hole, one end of the screw rod is rotatably installed on the pressing plate, and the other end of the screw rod extends to the outer side of the cross rod and is fixedly provided with a knob.

Preferably, all seted up the sliding tray on the both sides inner wall of first groove, the equal fixed mounting in both sides of spacing seat has the sliding seat, and sliding seat and the sliding tray sliding connection who corresponds carries out stable removal owing to be provided with spacing seat.

Preferably, the inner walls of the two sides of the second groove are provided with limiting grooves, the two sides of the pressing plate are fixedly provided with limiting rods, and the limiting rods are connected with the corresponding limiting grooves, so that the pressing plate can stably move.

Preferably, a rotating groove is formed in one side of the pressing plate, the screw rod is rotatably connected with the corresponding rotating groove, and the screw rod can be rotatably installed on the pressing plate due to the rotating groove.

Preferably, fixed cover is equipped with the lag on the knob, and the lag sets up to the rubber sleeve, owing to set up the rubber sleeve, can increase the frictional force of knob to be convenient for operate the knob.

In the utility model, when clamping and holding an upper die, the clamping device for clamping the upper die in the numerical control plate bending machine firstly moves upwards by the transverse rod which can drive the limiting seat to move upwards, so that the limiting seat is accommodated in the first groove and compresses the fixing spring, then the upper die is placed on one side of the limiting plate, the positioning seat is clamped into the corresponding positioning groove, the transverse rod is loosened at the moment, the limiting seat can be reset under the elastic action of the fixing spring, and the upper die can be limited and preliminarily fixed by the limiting seat;

the position of key seat and the round pin groove that corresponds is corresponding this moment, and through rotating the knob, the knob can drive the screw rod and rotate, under the effect of screw hole, can make the screw rod move on one side the rotation, and the removal of screw rod can drive the clamp plate and remove, and the clamp plate can drive the key seat and remove for the key seat can block into the corresponding round pin inslot, thereby can strengthen the step-up to last mould, thereby be convenient for carry out firm step-up to last mould.

The utility model relates to a rationally, simple structure, convenient operation can carry out stable step-up to last mould through spacing seat and clamp plate to make things convenient for people's use.

Drawings

Fig. 1 is a schematic structural view of a clamping device for clamping an upper die in a numerical control plate bending machine according to the present invention;

fig. 2 is a schematic view of a front cross-sectional structure of a clamping device for clamping an upper die in the numerical control plate bending machine according to the present invention;

fig. 3 is the utility model provides a part A of clamping device's that mould presss from both sides tight clamping device in numerical control sheet bending machine.

In the figure: 1. a connecting seat; 2. an upper die; 3. a limiting plate; 4. positioning a groove; 5. positioning seats; 6. a first groove; 7. a limiting seat; 8. fixing the spring; 9. moving the hole; 10. a cross bar; 11. a second groove; 12. pressing a plate; 13. a pin slot; 14. a pin boss; 15. a threaded hole; 16. a screw; 17. a knob.

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.

Referring to fig. 1-3, a clamping device for clamping an upper die in a numerical control plate bending machine comprises a connecting seat 1 and an upper die 2 located below the connecting seat 1, a limiting plate 3 is fixedly installed at the top of the connecting seat 1, a positioning seat 5 is fixedly installed at one side of the limiting plate 3, a positioning groove 4 is formed at one side of the upper die 2, the positioning seat 5 is matched with the corresponding positioning groove 4, a first groove 6 is formed at the bottom of the connecting seat 1, a limiting seat 7 is slidably installed in the first groove 6, the limiting seat 7 is matched with the corresponding upper die 2, one end of a fixed spring 8 is fixedly installed at the top of the limiting seat 7, the other end of the fixed spring 8 is fixedly installed on the inner wall of the top of the first groove 6, a moving hole 9 is formed in the inner wall of one side of the first groove 6, one end of a cross rod 10 is fixedly installed, second groove 11 has been seted up to one side of spacing seat 7, slidable mounting has clamp plate 12 in the second groove 11, one side fixed mounting of clamp plate 12 has the key seat 14 that two symmetries set up, go up the opposite side of mould 2 and set up the key groove 13 that two symmetries set up, and key seat 14 and the key groove 13 looks adaptation that corresponds, threaded hole 15 has been seted up to one side of horizontal pole 10, and threaded hole 15 internal thread installs screw rod 16, and the one end rotation of screw rod 16 installs on clamp plate 12, the other end of screw rod 16 extends to the outside and the fixed mounting of horizontal pole 10 and has knob 17.

The utility model discloses in, all seted up the sliding tray on the both sides inner wall of first groove 6, the equal fixed mounting in both sides of spacing seat 7 has the sliding seat, and sliding seat and the sliding tray sliding connection who corresponds, owing to be provided with spacing seat 7 and carry out stable removal.

The utility model discloses in, all seted up the spacing groove on the both sides inner wall of second groove 11, the equal fixed mounting in both sides of clamp plate 12 has the gag lever post, and the gag lever post is connected with the spacing groove that corresponds, can make clamp plate 12 carry out stable removal.

The utility model discloses in, the rotation groove has been seted up to one side of clamp plate 12, and screw rod 16 rotates with the rotation groove that corresponds to be connected, owing to be provided with the rotation groove, can make screw rod 16 rotate and install on clamp plate 12.

The utility model discloses in, fixed cover is equipped with the lag on the knob 17, and the lag sets up to the rubber sleeve, owing to set up the rubber sleeve, can increase knob 17's frictional force to be convenient for operate the knob.

In the utility model, when clamping the upper mold 2, firstly, the upper cross bar 10 is moved upwards, the cross bar 10 can drive the limiting seat 7 to move upwards, so that the limiting seat 7 is accommodated in the first groove 6 and compresses the fixing spring 8, then the upper mold 2 is placed on one side of the limiting plate 3, so that the positioning seat 5 is clamped into the corresponding positioning groove 4, at the same time, the cross bar 10 is loosened, under the elastic action of the fixing spring 8, the limiting seat 7 can be reset, the upper mold 2 can be limited and preliminarily fixed through the limiting seat 7, at the same time, the pin seat 14 corresponds to the corresponding pin groove 13, through rotating the knob 17, the knob 17 can drive the screw rod 16 to rotate, under the action of the threaded hole 15, the screw rod 16 can move while rotating, the movement of the screw rod 16 can drive the pressing plate 12 to move, the pressing plate 12 can drive the pin seat 14 to move, so that the pin bosses 14 can be snapped into the corresponding pin grooves 13, thereby enhancing the clamping of the upper die 2 and facilitating the stable clamping of the upper die 2.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The clamping device for clamping the upper die in the numerical control plate bending machine comprises a connecting seat (1) and an upper die (2) positioned below the connecting seat (1), and is characterized in that a limiting plate (3) is fixedly mounted at the top of the connecting seat (1), a positioning seat (5) is fixedly mounted on one side of the limiting plate (3), a positioning groove (4) is formed in one side of the upper die (2), the positioning seat (5) is matched with the corresponding positioning groove (4), a first groove (6) is formed in the bottom of the connecting seat (1), a limiting seat (7) is slidably mounted in the first groove (6), the limiting seat (7) is matched with the corresponding upper die (2), one end of a fixed spring (8) is fixedly mounted at the top of the limiting seat (7), the other end of the fixed spring (8) is fixedly mounted on the inner wall of the top of the first groove (6), a moving hole (9) is formed in the inner wall of one side of, one side fixed mounting of spacing seat (7) has the one end of horizontal pole (10), the other end of horizontal pole (10) extends to the outside of connecting seat (1), second groove (11) have been seted up to one side of spacing seat (7), slidable mounting has clamp plate (12) in second groove (11), one side fixed mounting of clamp plate (12) has key seat (14) that two symmetries set up, two symmetrical keyway (13) that set up are seted up to the opposite side of going up mould (2), and key seat (14) and corresponding keyway (13) looks adaptation, threaded hole (15) have been seted up to one side of horizontal pole (10), and threaded hole (15) internal thread installs screw rod (16), and the one end rotation of screw rod (16) is installed on clamp plate (12), the other end of screw rod (16) extends to the outside and fixed mounting of horizontal pole (10) has knob (17).

2. The clamping device for clamping the upper die in the numerical control plate bending machine according to claim 1, wherein sliding grooves are formed in the inner walls of the two sides of the first groove (6), sliding seats are fixedly installed on the two sides of the limiting seat (7), and the sliding seats are slidably connected with the corresponding sliding grooves.

3. The clamping device for clamping the upper die in the numerical control plate bending machine according to claim 1, characterized in that the inner walls of the two sides of the second groove (11) are respectively provided with a limiting groove, the two sides of the pressing plate (12) are respectively and fixedly provided with a limiting rod, and the limiting rods are connected with the corresponding limiting grooves.

4. The clamping device for clamping the upper die in the numerical control plate bending machine according to claim 1, characterized in that one side of the pressing plate (12) is provided with a rotating groove, and the screw rod (16) is rotatably connected with the corresponding rotating groove.

5. Clamping device for clamping the upper dies in a numerical control plate bending machine according to claim 1, characterized in that said knob (17) is fixed with a protecting sleeve, and the protecting sleeve is a rubber sleeve.