CN216780100U

CN216780100U - Movable clamping mechanism of sheet metal bending machine

Info

Publication number: CN216780100U
Application number: CN202123331105.XU
Authority: CN
Inventors: 张雪辉; 王金领
Original assignee: Foshan Maya Numerical Control Equipment Co ltd
Current assignee: Foshan Maya Numerical Control Equipment Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-06-21
Anticipated expiration: 2031-12-27

Abstract

The utility model discloses a movable clamping mechanism of a sheet metal bending machine, and relates to the technical field of sheet metal machining; the fixed block and the guide block are fixedly connected through the bolts, the movable block and the guide block are slidably connected, one end of the limiting pin is fixedly inserted into an inner cavity of the movable block, the other end of the limiting pin and the guide block are slidably connected, the back face of the clamping mechanism is provided with the limiting mechanism, the sliding height of the movable block can be adjusted by improving an assembling structure of the clamping mechanism, the locking and sliding states of the movable block are controlled, the sliding distance of the movable block is adjusted according to different bending processes needing to be avoided, the sliding time and the shortened distance of the movable block are reduced, the bending efficiency is improved, when the common bending processes do not need to be avoided, the time waste of the movable block due to sliding is avoided by locking the movable block, and the working efficiency of common bending is improved.

Description

Movable clamping mechanism of sheet metal bending machine

Technical Field

The utility model belongs to the technical field of sheet metal machining, and particularly relates to a movable clamping mechanism of a sheet metal bending machine.

Background

Chinese patent publication No. CN202021198856.1 discloses a clamping mechanism of a sheet metal bending machine, which includes a supporting seat, an upper pressing head located above the supporting seat, and a driving unit for driving the upper pressing head to move up and down relative to the supporting seat, wherein a supporting surface is disposed on the supporting seat; go up the pressure head including connecting the fixed block at drive unit power take off end, be located the movable block of fixed block one side, the bottom of movable block is provided with towards the extension piece of keeping away from the fixed block extension, fixed block one side is provided with a guide part, this guide part is from top to bottom towards the middle part slope of fixed block gradually, the movable block can slide between the second place that is located the first position on guide part top and is located the guide part bottom along extending the guide part, when the movable block is located the first position, the lower surface of movable block, extend the lower surface parallel and level of block and the lower surface parallel and level of fixed block and constitute an upward pressure face jointly, upward pressure face and holding surface cooperation are in order to press from both sides tight panel beating. The bending precision is improved, the working efficiency of the bending machine is improved, and the structure of the bending machine is simplified.

Among the above-mentioned patent, the movable block is that the special condition who has the twice process of bending to the panel beating edge is just used, generally can not use in the time of bending, clamping mechanism's movable block can move about and influence the efficiency of bender on the contrary, because when the work piece accomplishes the action of once bending, clamping mechanism shifts up and keeps away from the work piece, the movable block of going up the pressure head is still the roof pressure under the effect of gravity and is pressing the work piece, wait that clamping mechanism shifts up the back that targets in place, the work piece just can move and trade a position action of bending again, the suitability and the work efficiency of panel beating bender have been influenced.

SUMMERY OF THE UTILITY MODEL

Aiming at solving the defects and the deficiency problems of the prior art; the utility model aims to provide a movable clamping mechanism of a sheet metal bending machine, which has the advantages of simple structure, reasonable design and convenience in use.

In order to realize the purpose, the utility model adopts the technical scheme that: the clamping mechanism consists of a fixed block, a guide block, a movable block and a limit pin; the fixed block is fixedly connected with the guide block through a bolt, the movable block is slidably connected with the guide block, one end of the limiting pin is fixedly inserted into an inner cavity of the movable block, the other end of the limiting pin is slidably connected with the guide block, and a limiting mechanism is arranged on the back of the clamping mechanism.

Preferably, a U-shaped groove is fixedly formed in the side edge of the guide block, an oblique fixture block is fixedly arranged on the guide surface below the U-shaped groove, and a sliding groove which is matched with the limiting pin in a holding mode is fixedly arranged in the middle of the oblique fixture block.

Preferably, the movable block is fixedly provided with inclined clamping grooves which are matched with the inclined clamping blocks, and the inner sides of the inclined clamping grooves are fixedly provided with a plurality of limiting holes which are matched with the limiting pins at equal intervals.

Preferably, the fixing block is fixedly provided with a lug which is mutually matched with the U-shaped groove, and the lug is fixedly connected with the U-shaped groove through a bolt.

Preferably, the limiting mechanism consists of a first cylinder, a telescopic top block and a locking block; the back fixed mounting of guide block has cylinder one, and the end fixed mounting that stretches out of cylinder one has flexible kicking block, the back fixed mounting of movable block has the locking piece.

Preferably, the limiting mechanism is an electromagnet, the back surface of the guide block is fixedly connected with the electromagnet through a bolt, and the electromagnet is magnetically connected with the movable block.

Preferably, the limiting mechanism is a second air cylinder, the back surface of the guide block is fixedly connected with the second air cylinder through a bolt, and the extending end of the second air cylinder is pressed against the side wall of the movable block.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, by improving the assembly structure of the clamping mechanism, the sliding height of the movable block can be adjusted, the locking and sliding states of the movable block are controlled, the sliding distance of the movable block is adjusted according to different bending processes needing to be avoided, the sliding time and the distance of the movable block are reduced, the bending efficiency is improved, and when the common bending process does not need to be avoided, the movable block is locked, so that the waste of time caused by the sliding of the movable block is avoided, and the working efficiency of common bending is improved.

Drawings

For ease of illustration, the utility model is described in detail by the following detailed description and the accompanying drawings.

FIG. 1 is an exploded view of the clamping mechanism of the present invention;

FIG. 2 is a schematic structural view of a guide block 2 according to the present invention;

FIG. 3 is a schematic structural diagram of a first embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a second embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a third embodiment of the present invention;

FIG. 6 is a schematic structural view of the movable block 3 according to the present invention when the sliding distance is the maximum;

FIG. 7 is a schematic structural view of the present invention when the sliding distance of the movable block 3 is moderate;

FIG. 8 is a schematic structural diagram of the movable block 3 during avoidance under special conditions;

fig. 9 is a schematic structural view of the movable block 3 according to the present invention when avoidance is not required.

In the figure: the device comprises a fixed block 1, a guide block 2, a movable block 3, a limiting pin 4, a first cylinder 5, a telescopic ejector block 6, a locking block 7, an electromagnet 8, a second cylinder 9, a convex block 11, a U-shaped groove 21, an inclined clamping block 22, a sliding groove 23, an inclined clamping groove 31 and a limiting hole 32.

Detailed Description

In order that the objects, aspects and advantages of the utility model will become more apparent, the utility model will be described by way of example only, and in connection with the accompanying drawings. It is to be understood that such description is merely illustrative and not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

It should be noted that, in order to avoid obscuring the present invention with unnecessary details, only the structures and/or processing steps closely related to the scheme according to the present invention are shown in the drawings, and other details not so relevant to the present invention are omitted.

The first embodiment is as follows: as shown in fig. 1 to fig. 3, the following technical solutions are adopted in the present embodiment: the clamping mechanism consists of a fixed block 1, a guide block 2, a movable block 3 and a limit pin 4; the fixed block 1 and the guide block 2 are fixedly connected through bolts, the movable block 3 and the guide block 2 are in sliding connection, one end of the limiting pin 4 is fixedly inserted into an inner cavity of the movable block 3, the other end of the limiting pin 4 is in sliding connection with the guide block 2, a limiting mechanism is arranged on the back of the clamping mechanism, and the limiting mechanism is composed of a first air cylinder 5, a telescopic ejector block 6 and a locking block 7; the back fixed mounting of guide block 2 has cylinder 5, and the end fixed mounting that stretches out of cylinder 5 has flexible kicking block 6, the back fixed mounting of movable block 3 has locking piece 7.

Wherein, the fixed U type groove 21 that is provided with on 2 sides of guide block, the fixed oblique fixture block 22 that is provided with on the spigot surface of U type groove 21 below, the fixed spout 23 that keeps mutually supporting with spacer pin 4 that is provided with in the centre of oblique fixture block 22, the fixed oblique draw-in groove 31 that keeps mutually supporting with oblique fixture block 22 that is provided with on the movable block 3, the fixed equidistance in inboard of oblique draw-in groove 31 is provided with the several and keeps mutually supporting spacing hole 32 with spacer pin 4, fixed being provided with on the fixed block 1 keeps mutually supporting lug 11 with U type groove 21, and keeps fixed connection through the bolt between lug 11 and the U type groove 21.

The working principle of the first embodiment is as follows: the clamping mechanism is provided with a first air cylinder 5, a telescopic rod of the first air cylinder 5 is provided with a telescopic ejector block 6, the movable block 3 is fixedly provided with a locking block 7, and when the movable block 3 needs to be locked, the air cylinder extends out of the telescopic ejector block 6 and is positioned below the locking block 7, so that the movable block 3 cannot slide; when the unlocking is carried out, the first air cylinder 5 contracts, the locking block 7 of the movable block 3 is separated from the telescopic jacking block 6, and the movable block 3 can slide.

The second embodiment is as follows: as shown in fig. 4, the second embodiment has substantially the same structure as the first embodiment, and differs therefrom in that: the limiting mechanism is an electromagnet 8, the back face of the guide block 2 is fixedly connected with the electromagnet 8 through a bolt, and the electromagnet 8 is magnetically connected with the movable block 3.

The second embodiment has the working principle that: an electromagnet 8 is arranged on the clamping mechanism, the movable block 3 is attracted when the electromagnet is electrified, and the sliding action is controlled when the movable block 3 is required to slide when the electromagnet is powered off.

The third concrete implementation mode: as shown in fig. 5, the third embodiment has substantially the same structure as the first embodiment, and differs therefrom in that: the limiting mechanism is a second air cylinder 9, the back face of the guide block 2 is fixedly connected with the second air cylinder 9 through a bolt, and the extending end of the second air cylinder 9 is pressed against the side wall of the movable block 3.

The third embodiment has the working principle that: and a second cylinder 9 is arranged on the clamping mechanism, when the sliding block needs to be fixed, the second cylinder 9 is controlled to press the movable block 3, and when the movable block 3 needs to slide, the second cylinder 9 is recovered to press the rod, so that the sliding action is controlled.

The working principle of the specific embodiment is as follows: when two bending processes are required to be performed under special conditions, the sliding distance of the movable block 3 can be controlled by arranging the limit pins 4 on the limit holes 32 with different heights, the sliding distance of the movable block 3 is set to be minimum (as shown in fig. 6 and 7), the sliding time and the sliding distance of the movable block 3 are reduced, and the bending efficiency is improved (as shown in fig. 8);

when the general process of bending need not dodge, clamping device's movable block 3 can move about and influence the efficiency of bender on the contrary, because wait movable block 3 and leave the plate, the plate just can remove, through locking movable block 3, avoids movable block 3 because of sliding waste time (as shown in fig. 9) to improve the work efficiency of ordinary bending.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a movable clamping mechanism of panel beating bender which characterized in that: the clamping mechanism consists of a fixed block (1), a guide block (2), a movable block (3) and a limit pin (4); the fixed block (1) and the guide block (2) are fixedly connected through bolts, the movable block (3) and the guide block (2) are slidably connected, one end of the limiting pin (4) is fixedly inserted into an inner cavity of the movable block (3), the other end of the limiting pin (4) and the guide block (2) are slidably connected, and a limiting mechanism is arranged on the back of the clamping mechanism.

2. The movable clamping mechanism of the sheet metal bending machine as claimed in claim 1, wherein: the side edge of the guide block (2) is fixedly provided with a U-shaped groove (21), an inclined fixture block (22) is fixedly arranged on a guide surface below the U-shaped groove (21), and a sliding groove (23) which is matched with the limiting pin (4) is fixedly arranged in the middle of the inclined fixture block (22).

3. The movable clamping mechanism of the sheet metal bending machine as claimed in claim 2, wherein: the movable block (3) is fixedly provided with an inclined clamping groove (31) which is matched with the inclined clamping block (22) in a maintaining mode, and the inner side of the inclined clamping groove (31) is fixedly provided with a plurality of limiting holes (32) which are matched with the limiting pins (4) in a maintaining mode at equal intervals.

4. The movable clamping mechanism of the sheet metal bending machine as claimed in claim 2, wherein: the fixing block (1) is fixedly provided with a lug (11) which is matched with the U-shaped groove (21) and is fixedly connected with the U-shaped groove (21) through a bolt.

5. The movable clamping mechanism of the sheet metal bending machine as claimed in claim 1, wherein: the limiting mechanism consists of a first air cylinder (5), a telescopic ejector block (6) and a locking block (7); the back fixed mounting of guide block (2) has cylinder (5), and the extension end fixed mounting of cylinder (5) has flexible kicking block (6), the back fixed mounting of movable block (3) has locking piece (7).

6. The movable clamping mechanism of the sheet metal bending machine as claimed in claim 1, wherein: the limiting mechanism is an electromagnet (8), the back of the guide block (2) is fixedly connected with the electromagnet (8) through a bolt, and the electromagnet (8) is magnetically connected with the movable block (3).

7. The movable clamping mechanism of the sheet metal bending machine as claimed in claim 1, wherein: the limiting mechanism is a second air cylinder (9), the back face of the guide block (2) is fixedly connected with the second air cylinder (9) through a bolt, and the extending end of the second air cylinder (9) is pressed against the side wall of the movable block (3).