CN219293853U

CN219293853U - Quick installation device of cutter of bending

Info

Publication number: CN219293853U
Application number: CN202223529342.1U
Authority: CN
Inventors: 许艾迪
Original assignee: Wuhu Duwake Valve And Pipe Fitting Co ltd
Current assignee: Wuhu Duwake Valve And Pipe Fitting Co ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-07-04
Anticipated expiration: 2032-12-26

Abstract

The utility model discloses a quick installation device for a bending cutter, which comprises an installation cutter rest, a crowbar and a plurality of groups of installation units for fixing the cutter, wherein each group of installation units comprises a fixed plate, a cam, a sleeve and a locking mechanism, the top side of the fixed plate is horizontally and rotatably connected with the installation cutter rest through a first hinge support, the cam is horizontally and rotatably connected with the installation cutter rest through a second hinge support, the cam is contacted with one side, far away from the installation cutter rest, of the fixed plate, the sleeve and the locking mechanism are respectively arranged on the fixed plate, the locking mechanism comprises a base component fixedly arranged on the fixed plate and a clamping arm which is arranged on the outer side of the sleeve and can horizontally rotate, the cam is driven to rotate through the insertion of the crowbar into the sleeve so as to compress or relax the fixed plate.

Description

Quick installation device of cutter of bending

Technical Field

The utility model relates to the technical field of sheet metal machining equipment, in particular to a rapid installation device for a bending cutter.

Background

The utility model patent with the publication number of CN211218291U discloses a combined sheet metal bending cutter, wherein a bending cutter body rotates on a supporting plate through a second assembling plate and a supporting shaft, so that the angle position of the bending cutter body is convenient to adjust, the extrusion angle of a workpiece is adjusted by the bending cutter body, the position of the supporting shaft on the supporting plate can be positioned through the clamping connection of a second limiting plate and a second limiting groove on a sleeve, the bending cutter body is effectively prevented from shaking after the angle adjustment work, and the subsequent bending work on the workpiece is convenient; above-mentioned patent adopts bolt and first equipment board to install the cutter, and current conventional bender also adopts above-mentioned mode to install the cutter, and the different just needs to change different cutters of processing product, and change at every turn all needs to unscrew and screw the bolt, and complex operation and take time, and the bolt is too loose can lead to the cutter to drop, and the bolt is too tight can make the bolt be difficult to unscrew when changing the cutter next time again, consequently need design a quick installation device of cutter of bending.

Disclosure of Invention

The utility model aims to solve the technical problem that the operation is time-consuming when the cutter is replaced in the prior art.

In order to achieve the above purpose, the utility model provides a quick installation device of a bending cutter, which comprises an installation cutter frame, a crowbar, a plurality of groups of installation units, a fixed plate, a cam, a sleeve and a locking mechanism, wherein the installation cutter frame is convexly formed with a horizontal strip-shaped clamping strip;

the locking mechanism comprises a base component fixedly mounted on a fixed plate and a clamping arm which is mounted on the outer side of the sleeve and can horizontally rotate, one end of the clamping arm can be clamped with the base component and the other end of the clamping arm is slidably inserted into the sleeve, and the clamping arm can be pushed to rotate when the crowbar is inserted into the sleeve so as to be separated from the base component.

Preferably, the locking mechanism further comprises a mounting ring fixedly sleeved on the outer side of the sleeve, a horizontal hinge bolt penetrating through the middle of the clamping arm is mounted on one side, close to the fixing plate, of the mounting ring, and a torsion spring with two ends respectively abutted against the clamping arm and the mounting ring and pushing the clamping arm to be clamped with the base member is mounted on the hinge bolt.

Preferably, the base member comprises a supporting limiting seat fixedly arranged on the fixed plate and used for supporting the sleeve, and a clamping piece fixedly arranged on one side, far away from the cam, of the supporting limiting seat and matched with the clamping arm.

Preferably, the fixing plate is recessed with a first through slot between the base member and the first hinge support, and the hinge part of the second hinge support is hinged with the cam by sliding through the first through slot.

Preferably, the fixing plate is recessed with a first groove for mounting the first hinge support, and the fixing plate is recessed with a second groove for mounting the second hinge support.

Preferably, the axis of the sleeve lies in a vertical plane perpendicular to the hinge pin.

Preferably, the sleeve is provided with a second through groove in a recessed manner for the clamping arm to slide through, and the end part of the clamping arm inserted into the second through groove is inclined towards the second hinge support.

According to the technical scheme, the quick bending cutter mounting device provided by the utility model has the beneficial effects that: firstly, the crow bar is inserted into the sleeve to drive the cam to rotate so as to compress or loosen the fixing plate, the operation is simple, and the working efficiency of replacing the cutter is improved;

secondly, the clamping arm is separated from the clamping piece when the crow bar is inserted into the sleeve, and the torsion spring pushes the clamping arm to be clamped with the clamping piece when the crow bar is pulled out of the sleeve, so that the problem that the fixing plate is loosened in the use process is avoided;

thirdly, the force application arm can be prolonged through the crowbar, and the lever principle is facilitated to reduce the physical consumption of operators.

Additional features and advantages of the utility model will be set forth in the detailed description which follows; and none of the utility models are related to the same or are capable of being practiced in the prior art.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the description serve to explain, without limitation, the utility model. In the drawings:

fig. 1 is a schematic perspective view of a quick installation device for bending tools provided by the present utility model;

fig. 2 is a cross-sectional view of a bending tool quick mounting device provided by the present utility model;

fig. 3 is a schematic perspective view of a portion a in fig. 2 of a rapid bending tool mounting device according to the present utility model;

fig. 4 is a schematic perspective view of a mounting unit and a crow bar of the quick bending tool mounting device provided by the present utility model;

fig. 5 is a sectional view of a mounting unit and a crowbar of the bending tool rapid mounting device provided by the utility model.

Description of the reference numerals

1. Installing a tool rest; 2. a crowbar; 3. a first hinge support; 4. a fixing plate; 5. a second hinge support; 6. a cam; 7. a sleeve; 8. a base member; 9. a clamping arm; 10. a mounting ring; 11. a hinge pin; 12. a torsion spring; 13. supporting and limiting seats; 14. a clamping piece; 15. a first through groove; 16. and a second through slot.

Detailed Description

The following describes specific embodiments of the present utility model in detail with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the utility model, are not intended to limit the utility model.

In the present utility model, unless otherwise indicated, terms such as "upper, lower, inner, outer" and the like are used merely to denote orientations of the term in a normal use state or are commonly understood by those skilled in the art, and should not be construed as limitations of the term.

As shown in fig. 1 to 5, the quick installation device for the bending cutter comprises an installation tool rest 1, a crow bar 2, a plurality of groups of installation units, a fixed plate 4, a cam 6, a sleeve 7 and a locking mechanism, wherein the installation tool rest 1 is convexly formed with horizontal bar-shaped clamping bars, the installation units are arranged on the installation tool rest 1 at horizontal intervals along the length direction of the installation tool rest 1 and are used for fixing the cutter, the top sides of the installation units are horizontally and rotatably connected with the installation tool rest 1 through a first hinge support 3, the cam 6 is horizontally and rotatably connected with the installation tool rest 1 through a second hinge support 5 and is contacted with one side of the fixed plate 4 away from the installation tool rest 1, the sleeve 7 is fixedly connected with the cam 6 and used for inserting the crow bar 2, and the locking mechanism is used for fixing the sleeve 7 in a compressed state with the fixed plate 4;

the locking mechanism comprises a base member 8 fixedly mounted on the fixed plate 4 and a clamping arm 9 mounted outside the sleeve 7 and capable of horizontally rotating, one end of the clamping arm 9 can be clamped with the base member 8 and the other end of the clamping arm is slidably inserted into the sleeve 7, and the insertion of the crowbar 2 into the sleeve 7 can push the clamping arm 9 to rotate so as to be separated from the base member 8.

When the tool needs to be replaced, the crow bar 2 is inserted into the sleeve 7, the clamping arm 9 is separated from the base member 8 along with the insertion of the crow bar 2, the crow bar 2 is pushed, the cam 6 is driven to rotate through the sleeve 7, the cam 6 is contacted with the fixing plate 4 and is converted into a small-diameter portion from the large-diameter portion, the fixing plate 4 can rotate around the first hinge support 3 in a direction away from the tool, the fixing plate 4 does not tightly abut against the tool any more, a plurality of mounting units are sequentially opened, the tool is horizontally drawn along the length direction of the tool, and the tool is detached from the tool rest.

The tool to be replaced is horizontally inserted into the mounting tool rest 1, the crow bar 2 is inserted into the sleeve 7, the crow bar 2 is pushed to drive the cam 6 to rotate, the large-diameter portion of the cam 6 is contacted with the fixed plate 4, the fixed plate 4 is pushed to rotate around the first hinge support 3 to abut against the tool, the crow bar 2 is pulled out of the sleeve 7 at the moment, the clamping arm 9 is clamped with the base member 8, and the sleeve 7 cannot rotate to cause looseness between the cam 6 and the fixed plate 4 in the bending process.

The crow bar 2 utilizes the lever principle to reduce the physical effort required for rotating the sleeve 7.

The locking mechanism further comprises a mounting ring 10 fixedly sleeved on the outer side of the sleeve 7, a horizontal hinge bolt 11 penetrating through the middle of the clamping arm 9 is arranged on one side, close to the fixing plate 4, of the mounting ring 10, and a torsion spring 12 with two ends respectively abutting against the clamping arm 9 and the mounting ring 10 and pushing the clamping arm 9 to be clamped with the base member 8 is arranged on the hinge bolt 11.

When the crow bar 2 is inserted into the sleeve 7, the crow bar 2 pushes the clamping arm 9 to rotate around the hinge pin 11, so that the clamping arm 9 is separated from the base member 8; when the tool is installed, after the crow bar 2 is pulled out, the torsion spring 12 pushes the clamping arm 9 to rotate around the hinge bolt 11 to be clamped with the base member 8, so that the sleeve 7 is fixed, and the cam 6 and the fixing plate 4 are prevented from loosening.

The base member 8 comprises a supporting limiting seat 13 fixedly arranged on the fixed plate 4 and used for supporting the sleeve 7, and a clamping piece 14 fixedly arranged on one side, far away from the cam 6, of the supporting limiting seat 13 and matched with the clamping arm 9.

When the cutter is required to be detached, the crow bar 2 is inserted into the sleeve 7, the clamping arm 9 rotates around the hinge bolt 11, so that the short side, far away from the sleeve 7, of the clamping arm 9 is separated from the clamping piece 14, and the sleeve 7 can rotate at the moment; when the cutter needs to be fixed, the crow bar 2 is inserted into the sleeve 7 to slide close to the supporting and limiting seat 13 until the sleeve 7 is abutted against the supporting and limiting seat 13, at the moment, the crow bar 2 is pulled out of the sleeve 7, the clamping arm 9 can rotate around the hinge bolt 11, and the clamping arm 9 is clamped with the clamping piece 14 to fix the sleeve 7.

The fixed plate 4 is recessed with a first through slot 15 between the base member 8 and the first hinge support 3, and the hinge part of the second hinge support 5 is hinged with the cam 6 by sliding through the first through slot 15.

When the small diameter portion of the cam 6 is rotated to a side close to the fixing plate 4, the fixing plate 4 can be rotated around the first hinge support 3, and the first through groove 15 serves to allow the second hinge seat to pass therethrough, and the fixing plate 4 needs to be rotated, so that the area of the first through groove 15 is larger than the cross-sectional area of the second hinge seat.

The fixing plate 4 is provided with a first groove for installing the first hinge support 3 in a recessed mode, and the fixing plate 4 is provided with a second groove for installing the second hinge support 5 in a recessed mode.

The axis of the sleeve 7 lies in a vertical plane perpendicular to the hinge pin 11.

The sleeve 7 is recessed with a second through groove 16 for the clamping arm 9 to slide through, and the end part of the clamping arm 9 inserted into the second through groove 16 is inclined towards the second hinge support 5.

Since the end of the latch arm 9 inserted into the second through slot 16 is inclined toward the second hinge support 5, the insertion of the crowbar 2 into the sleeve 7 can push the latch arm 9 to rotate.

The preferred embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present utility model within the scope of the technical concept of the present utility model, and all the simple modifications belong to the protection scope of the present utility model.

In addition, the specific features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various possible combinations are not described further.

Moreover, any combination of the various embodiments of the utility model can be made without departing from the spirit of the utility model, which should also be considered as disclosed herein.

Claims

1. The quick installing device for the bending tool comprises an installing tool rest (1) which is provided with a horizontal strip-shaped clamping strip in a protruding mode, and is characterized by further comprising a crowbar (2) and a plurality of groups of installing units which are arranged on the installing tool rest (1) along the length direction of the installing tool rest (1) at horizontal intervals, wherein each group of installing units comprises a fixed plate (4) of which the top side is horizontally and rotatably connected with the installing tool rest (1) through a first hinged support (3), a cam (6) which is horizontally and rotatably connected with the installing tool rest (1) through a second hinged support (5) and is contacted with one side, far away from the installing tool rest (1), of the fixed plate (4), a sleeve (7) which is fixedly connected with the cam (6) and used for inserting the crowbar (2), and a locking mechanism which is used for fixing the sleeve (7) in a compressed state with the fixed plate (4);

the locking mechanism comprises a base component (8) fixedly installed on the fixed plate (4) and a clamping arm (9) installed on the outer side of the sleeve (7) and capable of horizontally rotating, one end of the clamping arm (9) can be clamped with the base component (8) and the other end of the clamping arm is inserted into the sleeve (7) in a sliding mode, and the clamping arm (9) can be pushed to rotate when the crowbar (2) is inserted into the sleeve (7) so as to be separated from the base component (8).

2. The rapid bending tool mounting device according to claim 1, wherein the locking mechanism further comprises a mounting ring (10) fixedly sleeved on the outer side of the sleeve (7), a horizontal hinge bolt (11) penetrating through the middle of the clamping arm (9) is mounted on one side, close to the fixing plate (4), of the mounting ring (10), and torsion springs (12) with two ends respectively abutting against the clamping arm (9) and the mounting ring (10) and pushing the clamping arm (9) to be clamped with the base member (8) are mounted on the hinge bolt (11).

3. The rapid bending tool mounting device according to claim 1, wherein the base member (8) comprises a supporting and limiting seat (13) fixedly mounted on the fixed plate (4) and used for supporting the sleeve (7), and a clamping piece (14) fixedly mounted on one side of the supporting and limiting seat (13) away from the cam (6) and matched with the clamping arm (9).

4. A quick bending cutter mounting device according to claim 3, wherein the fixing plate (4) is recessed with a first through slot (15) between the base member (8) and the first hinge support (3), and the hinge part of the second hinge support (5) is hinged to the cam (6) by sliding through the first through slot (15).

5. The rapid bending cutter mounting device according to claim 1, wherein the fixing plate (4) is recessed with a first groove for mounting the first hinge support (3), and the fixing plate (4) is recessed with a second groove for mounting the second hinge support (5).

6. A quick-action bending tool mounting device according to claim 2, characterized in that the axis of the sleeve (7) lies in a vertical plane perpendicular to the hinge pin (11).

7. The rapid bending cutter mounting device according to claim 1, wherein the sleeve (7) is recessed with a second through slot (16) through which the clamping arm (9) slides, and the end of the clamping arm (9) inserted into the second through slot (16) is inclined towards the second hinge support (5).