CN217941475U

CN217941475U - Quick clamping device for press knife of bending machine

Info

Publication number: CN217941475U
Application number: CN202123302097.6U
Authority: CN
Inventors: 兰周军; 费秀峰; 卜华; 宁佳佳; 甘代忠; 宁冬冬
Original assignee: Nanjing Lanhao Intelligent Technology Co ltd
Current assignee: Nanjing Lanhao Intelligent Technology Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-12-02
Anticipated expiration: 2031-12-23

Abstract

The utility model discloses a be used for bender tucker to press sword to press from both sides device soon, including a plurality of quick clamp units that set up side by side on bender lower extreme blade holder, each quick clamp unit all includes a quick clamp plate face, quick clamp plate face on be provided with the lever hole, this lever is downthehole to be installed lever spare, and the diameter that sets up the lever hole is greater than lever spare, sets up lever spare and inserts fixedly on the blade holder of bender, the position of the tucker of installation corresponds on quick clamp plate face's lower extreme and the blade holder. The utility model discloses in be provided with a plurality of on the blade holder and press from both sides the unit soon, all be provided with on each presss from both sides the unit soon and compress tightly cam and lever spare, exert pressure through compressing tightly the cam to realize compressing tightly fixedly to blade holder lower extreme pressing tool through lever principle, and through compressing tightly cam release pressure after, lower extreme pressing tool alright direct dismantlement, convenient to use.

Description

Quick clamping device for press knife of bending machine

Technical Field

The utility model relates to a bender technical equipment field, a be used for bender tucker to press quick-witted fast clamp device specifically to say so.

Background

In the prior art, the upper pressing knife and the side pressing knife in the pressing knife of the bending machine are required to be detached, replaced and adjusted at different positions in actual use, the upper pressing knife and the side pressing knife are usually fixedly installed through fixing parts such as bolts and the like, and the detachment and adjustment are very troublesome, so that the pressing knife is convenient to mount and detach in order to solve the problem, and more improvement schemes are also arranged in the prior art.

For example: CN210847802U discloses a "pressing component of an upper pressing knife in a bending machine", in the technical scheme, the upper pressing knife is pressed and fixed on a knife holder by arranging the pressing component, and fixing parts such as any bolt are not needed for installation, so that the purpose of convenient disassembly and installation is achieved.

However, in this solution, each upper pressing blade needs a pressing assembly, and when adjusting and disassembling, the pressing assemblies need to be adjusted one by one, which is still troublesome to use as a whole, and cannot be adjusted by automated mechanical equipment.

Publication No.: CN112474935a discloses "a free adjusting device for an upper pressing knife of a bending machine", in this document, the upper pressing knife is fixed on a knife holder by means of a belt motor, a belt pulley and the like, and the belt drives a single upper pressing knife to move in motion, so as to adjust the position of the upper pressing knife.

Therefore, in order to solve the above problems, an integrated adjusting device for a press blade of a bending machine, which is convenient to detach and adjust, is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a be used for bender tucker to press quick-witted device of pressing sword to the not enough that prior art exists, its technical scheme as follows: the utility model provides a press sword presss from both sides device soon for bender, includes a plurality of quick-witted units that press from both sides that set up side by side on the blade holder of bender lower extreme, each quick-witted unit that presss from both sides all includes a quick clamp panel, quick clamp panel on be provided with the lever hole, the downthehole lever spare of installing of this lever, and the diameter that sets up the lever hole is greater than the lever spare, set up lever spare and insert fixedly on the blade holder of bender, the position of the press sword of installing on the lower extreme of quick clamp panel and the blade holder corresponds.

The upper end of the quick clamping panel is also provided with a rotatable pressing cam, a handle is arranged on the pressing cam in an extending mode, the handle drives the pressing cam to rotate, the protruding portion of the pressing cam is tightly attached to the side wall of the tool apron, the upper end of the quick clamping panel is correspondingly spread, the lever piece serves as a fulcrum, and the lower end of the quick clamping panel is correspondingly pressed and fixed on the tool apron under the action of a lever principle.

Furthermore, the two lever holes on the quick clamping panel are arranged at the same height, a lever piece is correspondingly arranged in each lever hole, the inner side end of each lever hole is further provided with an arc-shaped outline in an extending mode, a gap is reserved between each lever piece and each lever hole, and the corresponding lever piece is arranged to be an inner hexagon bolt.

Further, the fast clamp plate on still be provided with the spring hole, the spring part is installed to the downthehole correspondence of spring, and this spring part is located the below of lever spare, and after the fast clamp plate passed through lever spare installation, the corresponding top of spring part tightly was on the blade holder lateral wall, under lever principle's effect, was located the spring part of downside and was located the position that the fast clamp plate was adjusted in the cooperation of the cam that compresses tightly of upside.

Furthermore, the number of the spring holes in the quick clamping panel is three, and a spring part is correspondingly arranged in each spring hole.

Furthermore, each quick clamping panel can be correspondingly clamped with a plurality of pressing knives, and the lower end of each quick clamping panel is divided into a plurality of pressing plates through separating grooves.

Furthermore, the upper end of the quick-clamping panel is also provided with a cam groove, and the pressing cam is correspondingly installed in the cam groove; and correspondingly mounted through the rotating shaft body, so that the pressing cam can rotate in the cam groove to adjust the position.

Has the advantages that: compared with the prior art, the utility model, following beneficial effect has:

(1) The utility model discloses in be provided with a plurality of fast clamp units on the blade holder, all be provided with on each fast clamp unit and compress tightly cam and lever spare, exert pressure through compressing tightly the cam to realize compressing tightly fixedly to the blade holder lower extreme pressing tool through lever principle, and after releasing pressure through compressing tightly the cam, the lower extreme pressing tool alright direct dismantlement, convenient to use;

(2) The spring part is arranged below the lever part, the spring part can be matched with the upper pressing cam to adjust the opening degree of the quick clamping panel under the action of the elasticity generated by the spring part and the lever principle, and the upper pressing cam is fixed after adjustment, so that the whole adjustment of the quick clamping unit is more reasonable;

(3) The lower end of each quick clamping unit in the device is also divided into a plurality of pressing plates by arranging the separating grooves, so that the pressing knife can be clamped and fixed more stably.

Drawings

FIG. 1 is a structural diagram of the present invention;

fig. 2 is a side view of the middle and fast clamping panel of the present invention;

both fig. 3 and fig. 4 are three-dimensional structure diagrams of the quick clamping panel;

fig. 5 is a view showing the structure of the pressing cam.

Detailed Description

The present invention will be further clarified by the following embodiments with reference to the attached drawings, which are implemented on the premise of the technical solution of the present invention, and it should be understood that these embodiments are only used for illustrating the present invention and are not used for limiting the scope of the present invention.

As shown in fig. 1 and fig. 2, a press knife quick clamping device for a bending machine, which comprises a plurality of quick clamping units arranged side by side on a knife rest 2 at the lower end of the bending machine, each quick clamping unit comprises a quick clamping panel 4, a lever hole 5 is arranged on each quick clamping panel 4, a lever piece 6 is arranged in each lever hole 5, the diameter of each lever hole 5 is larger than that of each lever piece 6, each lever piece 6 is inserted into the knife rest 2 of the bending machine to be fixed, and the lower end of each quick clamping panel 4 corresponds to the position of a press knife 3 arranged on the knife rest.

The utility model relates to a quick dismantlement and the change of pressing sword in bender to for the convenience butt joint, can also be provided with the splice groove that corresponds on blade holder and pressing sword, regard the splice groove as pressing sword installation basis, wholly realize the installation through quick clamping device.

As shown in fig. 3, 4 and 5, a rotatable pressing cam 7 is further installed at the upper end of the quick clamping panel 4, a handle 8 is extended from the pressing cam 7, the handle 8 drives the pressing cam 7 to rotate, so that a boss 9 of the pressing cam 7 is tightly attached to and pressed on the side wall of the knife holder 2, the upper end of the quick clamping panel 4 is correspondingly spread, and the pressing knife 3 is correspondingly pressed and fixed on the knife holder 2 by the lower end of the quick clamping panel 4 under the action of a lever principle by using the lever member 6 as a fulcrum.

The two lever holes 5 on the quick clamping panel 4 are arranged at the same height, a lever member 6 is correspondingly arranged in each lever hole 5, the inner side end of each lever hole 5 is further provided with an arc-shaped outline 51 in an extending mode, a gap is reserved between each lever member 6 and the corresponding lever hole 5, and the corresponding lever member 6 is arranged to be an inner hexagon bolt.

The utility model discloses mainly be through the quick assembly disassembly of lever principle realization blade holder, at first press from both sides the panel soon and just be whole as the lever use, its upper end is as the one end of exerting pressure, and the lower extreme is as the one end that compresses tightly and release, and the upper middle position department sets up the lever hole in probably on the quick clamp plate, sets up lever spare in this lever hole, and lever hole and lever spare divide and establish two, and the structure can be more stable.

The lever piece needs to be fixed on the cutter holder, and the size of the lever hole needs to be larger, so that the quick clamping panel has a certain moving space; the upper end of the quick clamping panel is provided with the pressing cam, the pressing cam is required to be provided with the boss with a large size, when the pressing cam rotates, the boss is tightly pressed on the cutter holder, the upper end of the quick clamping panel can be opened, and then under the action of a lever principle, the lower end of the quick clamping panel can press the cutter on the cutter holder.

Still be provided with spring hole 12 on the fast clamp panel 4, spring part 13 is correspondingly installed in the spring hole 12, and this spring part 13 is located the below of lever part 6, and after fast clamp panel 4 installed through lever part 6, the corresponding top of spring part 13 was tight on 2 lateral walls of blade holder, under lever principle's effect, was located the spring part 13 of downside and was located the upside and compress tightly the position that cam 7 cooperates and adjust fast clamp panel 4.

The below of lever spare is provided with the spring part, and the spring part is that corresponding outside withstands fast clamp plate, and the upside is through compressing tightly the opening angle that the cam adjusted fast clamp plate after setting up like this, and the downside spring part gives elasticity all the time for no matter compress tightly the cam and adjust that position, can both compress tightly on the blade holder lateral wall under the spring action of spring part, and for the more reasonable stability of structure.

The number of the spring holes 12 on the quick clamping panel 4 is three, and a spring part 13 is correspondingly arranged in each spring hole 12; each quick clamping panel 4 can be correspondingly clamped with a plurality of pressing knives 3, and the lower end of each quick clamping panel 4 is further divided into a plurality of pressing plates 41 through a separating groove 43; the upper end of the quick clamping panel 4 is also provided with a cam groove 42, and the pressing cam 7 is correspondingly arranged in the cam groove 42; and are correspondingly mounted by means of a rotary shaft body, so that the pressure cam 7 can be rotated into an adjustment position in the cam groove 42.

The utility model discloses in set up each fast clamp panel and all can correspond a plurality of pressing knives of press from both sides dress, set up like this and can reduce the efficiency that sets up the number and increase the clamp dress of pressing knives, but because the processing problem, the thickness that compresses tightly the position of pressing knife upper end is not completely unanimous, more or less can have certain error, if direct press from both sides the panel through the integral type fast and compress tightly a plurality of pressing knives, under the condition that has size error, probably cause to compress tightly firm the condition, consequently the utility model discloses the lower extreme with fast clamp panel falls into a plurality of banding clamp plates through separating the groove, after setting up like this, can ensure that each pressing knife can both comparatively firm be compressed tightly fixed, and the setting of cam groove compresses tightly the cam in order can be better placing the installation.

The above detailed description is only a preferred embodiment of the present invention and is not intended to limit the scope of the present invention and the appended claims, and all equivalent variations and modifications made according to the claims should be included within the scope of the present invention.

Claims

1. The utility model provides a be used for bender tucker to press quick-witted device, its characterized in that: the rapid clamping device comprises a plurality of rapid clamping units which are arranged on a tool apron (2) at the lower end of a bending machine side by side, each rapid clamping unit comprises a rapid clamping panel (4), a lever hole (5) is formed in each rapid clamping panel (4), a lever piece (6) is installed in each lever hole (5), the diameter of each lever hole (5) is larger than that of each lever piece (6), each lever piece (6) is inserted into the tool apron (2) of the bending machine to be fixed, and the lower end of each rapid clamping panel (4) corresponds to the position of a pressing knife (3) installed on the tool apron;

the upper end of quick clamp panel (4) still installs a rotatable cam (7) that compresses tightly, it is provided with handle (8) to extend on cam (7) to compress tightly, handle (8) drive cam (7) are rotatory, make bellying (9) of compressing tightly cam (7) hug closely and compress tightly on the lateral wall of blade holder (2), the upper end of quick clamp panel (4) is strutted by corresponding, use lever spare (6) as the fulcrum, under lever principle's effect, the lower extreme of quick clamp panel (4) is corresponding to compress tightly pressing sword (3) and fix on blade holder (2).

2. The press knife quick clamping device for the bending machine according to claim 1, characterized in that: lever hole (5) on quick-witted splint panel (4) are provided with two of co-altitude altogether, all correspond in each lever hole (5) and install a lever spare (6), just the medial extremity of lever hole (5) still extends and is provided with arc profile (51), leaves the clearance between lever spare (6) and lever hole (5), and the corresponding this lever spare (6) that sets up is hexagon socket head cap screw.

3. The press knife quick clamping device for the bending machine according to claim 1, characterized in that: fast clamp plate (4) on still be provided with spring hole (12), spring part (13) are installed to correspondence in spring hole (12), this spring part (13) are located the below of lever spare (6), after fast clamp plate (4) are installed through lever spare (6), the corresponding top of spring part (13) is tight on blade holder (2) lateral wall, under lever principle's effect, the position of being fast clamp plate (4) is adjusted in spring part (13) that are located the downside and the cooperation of compressing tightly cam (7) that are located the upside.

4. The press knife quick clamping device for the bending machine according to claim 1, characterized in that: spring hole (12) on quick-witted splint panel (4) are provided with three altogether, all correspond in each spring hole (12) and install a spring part (13).

5. The press knife quick clamping device for the bending machine according to claim 1, characterized in that: each quick clamping panel (4) can be correspondingly clamped with a plurality of pressing knives (3), and the lower end of each quick clamping panel (4) is further divided into a plurality of pressing plates (41) through a separating groove (43).

6. The press knife quick clamping device for the bending machine according to claim 1, characterized in that: the upper end of the quick clamping panel (4) is also provided with a cam groove (42), and the pressing cam (7) is correspondingly arranged in the cam groove (42); and are correspondingly mounted via a rotary shaft body, so that the pressing cam (7) can rotate in the cam groove (42) to an adjusting position.

7. The press knife quick clamping device for the bending machine according to claim 1, characterized in that: the pressing cam (7) is correspondingly arranged at the relative position with the handle (8) and the lug boss (9), and when the lug boss (9) is pressed on the side wall of the cutter holder (2), the handle (8) is parallel to the cutter holder.