CN210615314U

CN210615314U - Positioning device

Info

Publication number: CN210615314U
Application number: CN201920990611.3U
Authority: CN
Inventors: 董义康; 董琛; 刘芝豹
Original assignee: JIANGSU HUADIAN STEEL TOWER MANUFACTURING CO LTD; Shandong Electrical Engineering and Equipment Group Co Ltd
Current assignee: JIANGSU HUADIAN STEEL TOWER MANUFACTURING Co.,Ltd.
Priority date: 2019-06-27
Filing date: 2019-06-27
Publication date: 2020-05-26
Anticipated expiration: 2029-06-27

Abstract

The utility model discloses a positioner for plate shearing machine's location, plate shearing machine includes the cutter that sets up from top to bottom a pair of, and forms the sheared edge between two cutters, and the work piece board is arranged in the sheared edge, and in two cutters at least one can reciprocate to cut or the centre gripping the work piece board, the work piece board is to being close to along first direction the positioner motion, and make the free end distance of work piece board the distance of sheared edge is appointed shearing distance, positioner includes: the base is arranged on one side of the plate shearing machine; the sliding block is configured to be connected to the base in a sliding mode along the length direction of the base, a baffle is arranged on the sliding block, and the free end of the workpiece plate abuts against the baffle; and the distance between the slide block baffle and the shear port is equal to the specified shearing distance. The positioning device greatly improves the shearing efficiency, avoids the error of artificial calibration and has high shearing precision.

Description

Positioning device

Technical Field

The utility model relates to the field of mechanical equipment, especially, relate to a positioner.

Background

The plate shearing machine is a machine for shearing metal plates, and metal workpiece plates sheared by the plate shearing machine often need specified shearing distance, in the prior art, the specified shearing distance is often controlled by manually calibrating and then shearing the plates to be sheared firstly, so that the shearing mode is low in efficiency, manual calibration errors exist, and the shearing precision is reduced.

Disclosure of Invention

The utility model aims to solve one of the problems of the prior art, and one object of the utility model is to provide a positioning device which greatly improves the shearing efficiency, avoids the error of artificial calibration and has high shearing precision; and simple structure, convenient operation.

In order to achieve the above object, the utility model provides a positioning device for the location of plate shearing machine, the plate shearing machine includes a pair of cutter that sets up from top to bottom, and forms the shearing mouth between two cutters, and the work piece board is arranged in the shearing mouth, and in two cutters at least one can reciprocate to cut or the centre gripping the work piece board, the work piece board is close to along first direction the positioning device motion, and make the free end distance of work piece board the distance of shearing mouth is appointed shearing distance, positioning device includes: the base is arranged on one side of the plate shearing machine; the sliding block is configured to be connected to the base in a sliding mode along the length direction of the base, a baffle is arranged on the sliding block, and the free end of the workpiece plate abuts against the baffle; and the distance between the baffle on the sliding block and the shearing opening is equal to the specified shearing distance.

In the technical scheme, when the positioning device is used, after the specified shearing distance is determined, the slide block is moved firstly to enable the distance between the upper baffle plate of the slide block and the shearing opening to be the same as the specified shearing distance of the workpiece plate, then the workpiece plate extends from the shearing opening to the direction back to the shearing opening along the first direction, the free end of the workpiece plate is abutted against the baffle plate, and finally the upper cutter or the lower cutter is used for shearing the workpiece plate; and after finishing the cutting, continuing to cut the next cutting plate. The positioning device does not need to manually calibrate the size, greatly improves the shearing efficiency, avoids the error of manual calibration and has high shearing precision; and simple structure, convenient operation.

In addition, according to the utility model discloses a positioner can also have following technical characterstic:

preferably, a first plane and a second plane perpendicular to the first plane are formed between the baffle plate and the slider, wherein the front end surface of the workpiece plate abuts against the first plane, and the lower end surface of the workpiece plate at least partially abuts against the second plane.

Preferably, the height of the second plane is the same as the height at which the workpiece plate is located.

Preferably, the sliding rails extend along the first direction of the base and are oppositely arranged in the second direction, and the sliding grooves which are matched with the sliding rails extend along the first direction of the sliding block and are oppositely arranged in the second direction.

Preferably, the sliding device further comprises a limiting column which is at least arranged at two ends of one sliding rail so as to limit the moving distance of the sliding block on the base.

Preferably, the device further comprises a driving device comprising: the gear is rotatably arranged on the sliding block, and the rack is arranged along the first direction of the base and meshed with the gear box; and the driving motor is configured to be connected with the gear and used for providing power for driving the gear.

Further, still include stop device, it is located on the slider, through the elasticity regulation the slider is in the position on the base.

Preferably, the limiting device comprises: the hydraulic cylinder comprises a cylinder body and a piston rod which is arranged in the cylinder body in a telescopic mode, wherein the cylinder body is fixed to the sliding block, the piston rod is far away from or contacts the base through telescopic movement, and therefore the position of the sliding block on the base is released or locked.

Preferably, the device further comprises a controller electrically connected with the driving motor and used for controlling the rotation of the driving motor.

Drawings

FIG. 1 is a front view of a positioning device;

FIG. 2 is a left side view of FIG. 1;

FIG. 3 is a top view of FIG. 1;

FIG. 4 is a perspective view of one of the orientations of the positioning device;

FIG. 5 is another perspective view of the positioning device;

fig. 6 is a partial enlarged view at I in fig. 1.

In the figure, a positioning device 100; a base 10; a slide rail 11; a stopper post 12; a slider 20; a baffle plate 21; a first plane 201; a second plane 202; a limiting device 22; a chute 23; a drive device 30; a gear 31; a drive shaft 311; a rack 32; a drive motor 33; a workpiece plate 40; a free end 401; a front end face 4011; a lower end surface 4012; a plate shearing machine 50; a cutter 501; a shear port 50A; a horizontal table 502; the shearing distance L is specified.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

The following description is provided with reference to the accompanying drawings to assist in a comprehensive understanding of various embodiments of the invention as defined by the claims. It includes various specific details to assist in this understanding, but these details should be construed as merely exemplary. Accordingly, those of ordinary skill in the art will recognize that changes and modifications may be made to the various embodiments described herein without departing from the scope of the present invention, which is defined by the following claims. Moreover, descriptions of well-known functions and constructions may be omitted for clarity and conciseness.

It will be apparent to those skilled in the art that the following descriptions of the various embodiments of the present invention are provided for illustration only and not for the purpose of limiting the invention as defined by the appended claims.

The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. Singular references include plural references unless there is a significant difference in context, scheme or the like between them.

Unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and the present specification and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

The utility model discloses a positioner 100 of first aspect, as shown in fig. 1 to 5, be used for the location of plate shearing machine 50, plate shearing machine 50 includes a pair of cutter 501 that sets up from top to bottom, and forms shear opening 50A between two cutters 501, and work board 40 is arranged in shear opening 50A, and at least one in two cutters 501 can reciprocate, in order to cut or centre gripping work board 40, work board 40 is to being close to along first direction positioner 100 moves, and makes the free end 401 of work board 40 is apart from shear opening 50A's distance is appointed shearing distance L, positioner 100 includes: a base 10 and a slider 20.

The base 10 is arranged on one side of the plate shearing machine 50; specifically, the base 10 is arranged in the same direction as the direction in which the workpiece plate 40 is moved by being extended from the cutout 50A, i.e., in the first direction.

A slide block 20 configured to be slidably connected to the base 10 along a length direction of the base 10, wherein a baffle 21 is disposed on the slide block 20, and a free end 401 of the workpiece plate 40 abuts against the baffle 21; wherein, the distance from the baffle 21 on the slide block 20 to the shearing opening 50A is equal to the specified shearing distance L. That is, the slider 20 can move the distance between the slider 20 and the cutting opening 50A on the base 10 according to the cutting requirement, so that the distance between the baffle 21 of the slider 20 and the cutting opening 50A is equal to the specified cutting distance L. It should be noted that the specified cutting distance L is defined as a cutting size determined to meet actual production requirements, and is not defined as a specific size.

When the positioning device 100 is used, after the designated shearing distance L is determined, the slider 20 is moved first so that the distance from the baffle plate 21 on the slider 20 to the shearing opening 50A is the same as the designated shearing distance L of the workpiece plate 40, then the workpiece plate 40 is extended from the shearing opening 50A in the first direction to the direction away from the shearing opening 50A, the free end 401 of the workpiece plate 40 abuts against the baffle plate 21, and finally the workpiece plate 40 is sheared by using the upper cutter or the lower cutter; and after finishing the cutting, continuing to cut the next cutting plate. The positioning device 100 does not need to manually calibrate the size, greatly improves the shearing efficiency, avoids the error of manual calibration and has high shearing precision; and simple structure, convenient operation.

Preferably, as shown in fig. 6, a first plane 201 and a second plane 202 perpendicular to the first plane 201 are formed between the baffle plate 21 and the slide block 20, wherein a front end surface 4011 of the workpiece plate 40 abuts against the first plane 201, and a lower end surface 4012 of the workpiece plate 40 at least partially abuts against the second plane 202; that is, the baffle 21 is formed on the upper end surface of the slider 20, and forms a support platform with an included angle of 90 degrees together with the slider 20, and the support platform comprises a first plane 201 and a second plane 202 which are perpendicular to each other, so that the front end surface 4011 and the lower end surface 4012 of the workpiece plate 40 abut against the first plane 201 and the second plane 202 respectively when abutting against the baffle 21, thereby improving the shearing precision.

In order to further improve the positioning accuracy of the positioning apparatus 100, the height of the second plane 202 is the same as the height of the workpiece plate 40, specifically, the plate shearing machine 50 is provided with a horizontal table 502, the shearing plate enters the shearing opening 50A along the horizontal table 502, in order to prevent the workpiece plate 40 from deforming along with the gravity of the workpiece plate 40 when the workpiece plate 40 moves in the first direction away from the shearing opening 50A, and the second plane 202 functions to prevent the shearing error caused by the deformation of the workpiece plate 40, so that the workpiece plate 40 can always move on a horizontal plane, and the shearing accuracy of the shearing plate can be ensured.

In order to realize the slidable movement of the sliding block 20 on the base 10, in an embodiment of the present invention, the sliding rail 11 is disposed oppositely in a second direction and extends along a first direction of the base 10, and the sliding groove 23 is disposed oppositely in a second direction and extends along the first direction of the sliding block 20 and is matched with the sliding rail 11; specifically, the slide rails 11 symmetrically arranged on the base 10 are formed as protruding blocks extending toward the symmetry plane of the base 10 in the first direction, the sliding block 20 is provided with sliding grooves 23 matched with the slide rails 11, and when the sliding block 20 moves back and forth on the slide rails 11, a gap is left between the bottom of the sliding block 20 and the base 10, that is, the sliding block 20 is suspended on the slide rails 11 of the base 10, so that the friction between the sliding block 20 and the base 10 can be reduced, and the sliding block 20 can be moved conveniently.

Of course, the sliding connection between the sliding block 20 and the base 10 is not limited to this, and in another embodiment of the present invention, the sliding groove 23 is extended along the first direction of the base 10 and oppositely arranged in the second direction, and the sliding rail 11 engaged with the sliding groove 23 is extended along the first direction of the sliding block 20 and oppositely arranged in the second direction; this also enables a sliding connection between the slide 20 and the slide rail 11.

Because the slide rails 11 are arranged along the first direction of the base 10, that is, the slide rails 11 penetrate through two ends of the base 10, the assembly between the base 10 and the slider 20 can be facilitated, but this structure also causes the slider 20 to be separated from the rail when sliding on the base 10, and in order to prevent the slider 20 from being separated from the slide rails 11, the slide rail further includes limiting posts 12 which are at least arranged at two ends of one of the slide rails 11 to limit the moving distance of the slider 20 on the base 10, and preferably, the limiting posts 12 are arranged at two ends of two slide rails 11 in the present invention; specifically, the limiting column 12 can be fixedly connected to the slide rail 11 to increase the thickness of the slide rail 11, and the sliding groove 23 is blocked so that the sliding groove 23 cannot get out of the limiting column 12.

Preferably, a driving device 30 is further included, the driving device 30 including: a gear 31 rotatably provided on the slider 20 and a rack 32 disposed along a first direction of the base 10 and engaged with the gear 31; a driving motor 33 configured to be connected to the gear 31 for providing power to drive the gear 31; specifically, two racks 32 are symmetrically arranged on two sides of the base 10, the sliding block 20 is provided with a gear 31 corresponding to the two racks, the gear 31 is connected with the driving motor 33 through a transmission shaft 311, for example, a pair of mutually meshed bevel gears 31 can be respectively arranged on the transmission shaft 311 and the driving motor 33, so as to drive the electric driving gear 31 to rotate, and thus drive the sliding block 20 to slide on the base 10; it should be noted that, in order to facilitate the connection between the transmission shaft 311 and the slider 20, the slider 20 is provided with a mounting hole penetrating through the second direction thereof, the transmission shaft 311 is suitable for being matched with the mounting hole, and a bearing is further disposed between the transmission shaft 311 and the mounting hole, that is, an outer ring of the bearing is fixedly connected with the mounting hole, and an inner ring of the bearing is fixedly connected with the transmission shaft 311, so that the friction force between the transmission shaft 311 and the mounting hole can be reduced. It will be appreciated that, due to the higher precision of the gearing of the gear 31, the higher precision of the given shearing distance L that can be achieved, the higher the positioning mobility of the positioning device 100.

In order to further improve the positioning accuracy of the positioning device 100, the positioning device further includes a limiting device 22, which is disposed on the slider 20, and the position of the slider 20 on the base 10 is adjusted by tightening or loosening, and the position of the slider 20 can be fixed by disposing the limiting device 22, so as to prevent the slider 20 from moving and affecting the shearing accuracy in the shearing process of the plate shearing machine 50.

In an embodiment of the present invention, the position-limiting device 22 includes: the hydraulic cylinder comprises a cylinder body and a piston rod which is telescopically arranged in the cylinder body, wherein the cylinder body is fixed on the sliding block 20, and the piston rod is far away from or contacts the base 10 through telescopic movement so as to release or lock the position of the sliding block 20 on the base 10; specifically, a limit hole penetrating through the sliding chute 23 is formed in one side of the sliding chute 23, a cylinder body of the hydraulic cylinder is fixed on the sliding block 20, a piston rod of the hydraulic cylinder is arranged in the limit hole, the piston rod can extend into the sliding chute 23 and abut against the sliding rail 11, and the friction force between the sliding block 20 and the base 10 is increased through the contact between the piston rod and the sliding rail 11, so that the fixing effect is achieved; of course, the present invention is not limited to the position of the hydraulic cylinder, and can also be installed at other positions of the sliding block 20, as long as the position between the sliding block 20 and the base 10 can be fixed by the extension and retraction of the piston rod.

In another embodiment of the present invention, the position-limiting device 22 comprises: at least one first positioning hole is formed in the slider 20, at least one row of second positioning holes are formed in the base 10 in the first direction at intervals, the first positioning hole is suitable for corresponding to one of the plurality of second positioning holes in the row, and a plug pin sequentially penetrates through the first positioning hole and the second positioning hole to fix the slider 20; in order to improve the positioning stability of the slider 20, it is preferable that one first positioning hole is provided on each of both sides of the slider 20, and two rows of second positioning holes are provided on the base 10, respectively corresponding to the first positioning holes. It should be noted that, because the dimensional accuracy achieved by the second positioning holes arranged at intervals is small, that is, the specified cutting distance L can only be determined according to the positions of the second positioning holes, the second positioning holes may be preset for cutting, and the determined positions of the second positioning holes enable the slider 20 to meet the specified cutting distance L which is frequently used.

Preferably, a controller is further included, which is electrically connected to the driving motor 33, and is used for controlling the rotation of the driving motor 33, that is, the controller controls the forward rotation or the reverse rotation of the driving motor 33, so as to adjust the position of the sliding block 20; during the operation, the controller gives instructions to control the action of the driving motor 33.

The controller is coupled with the hydraulic cylinder, and the controller controls the hydraulic cylinder to perform telescopic action, so that the controller realizes the limit of the sliding block 20.

When the positioning device 100 is used, after the designated shearing distance L is determined, the controller controls the driving motor 33, and the driving motor 33 drives the sliding block 20 to move along the rack 32, so that the distance from the baffle plate 21 on the sliding block 20 to the shearing opening 50A is the same as the designated shearing distance L of the workpiece plate 40, and then the controller controls the hydraulic cylinder to make an extending motion, so that a piston rod of the hydraulic cylinder is in contact with the base 10 to fix the position of the sliding block 20; then, the workpiece plate 40 is extended from the cutout 50A in the first direction to a direction away from the cutout 50A, the free end 401 of the workpiece plate 40 abuts against the baffle 21, and finally the workpiece plate 40 is cut by using the upper cutter or the lower cutter; and after finishing the cutting, continuing to cut the next cutting plate. The positioning device 100 does not need to manually calibrate the size, greatly improves the shearing efficiency, avoids the error of manual calibration and has high shearing precision; and simple structure, convenient operation.

The positioning method of the positioning apparatus 100 according to the second aspect of the present invention includes the following steps:

s10: adjusting the limiting device 22 to enable the sliding block 20 and the base 10 to be in a movable state;

s20: moving the slide 20 so that the distance between the first plane 201 on the slide 20 and the tool 501 is equal to the shearing distance of the workpiece plate 40;

s30: fixing the sliding block 20 on the base 10 by using a limiting device 22;

s40: the workpiece plate 40 is placed into the cutout 50A such that the front end surface 4011 and the lower end surface 4012 of the free end 401 of the workpiece plate 40 abut against the first plane 201 and the second plane 202 of the slider 20, respectively.

After the workpiece plate 40 is positioned, the workpiece plate 40 is cut by using a cutter 501; the positioning method can flexibly adjust the position of the sliding block 20 by adjusting the limiting device 22, so that finished workpiece plates 40 with different sizes can be cut, the operation is convenient, the processing efficiency is high, and the processing cost is greatly reduced; the positioning and cutting of the workpiece plate 40 can be realized by the positioning method, and for the specific operation method and technical effect, reference may be made to the above description, which is not repeated herein.

The above description is only an exemplary embodiment of the present invention, and is not intended to limit the scope of the present invention, which is defined by the appended claims.

Those skilled in the art will appreciate that various features of the various embodiments of the invention described hereinabove may be omitted, added to, or combined in any manner accordingly. Moreover, the simple transformation and the solution of adapting and functional structure transformation to the prior art, which can be thought of by those skilled in the art, all belong to the protection scope of the present invention.

While the invention has been shown and described with reference to various embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the invention as defined by the appended claims.

Claims

1. A positioning device for positioning a plate shearing machine (50), the plate shearing machine (50) comprising a pair of cutters (501) arranged one above the other with a shearing opening (50A) formed between the cutters (501), a workpiece plate (40) being placed in the shearing opening (50A) with at least one of the cutters (501) being movable up and down for shearing or clamping the workpiece plate (40), characterized in that the workpiece plate (40) is moved in a first direction towards the positioning device (100) with the free end (401) of the workpiece plate (40) at a specified shearing distance (L) from the shearing opening (50A), the positioning device (100) comprising:

the base (10) is arranged on one side of the plate shearing machine (50);

the sliding block (20) is configured to be connected to the base (10) in a sliding mode along the length direction of the base (10), a baffle (21) is arranged on the sliding block (20), and the free end (401) of the workpiece plate (40) abuts against the baffle (21);

wherein the distance from the baffle (21) on the slide block (20) to the shearing opening (50A) is equal to the specified shearing distance (L).

2. The positioning device according to claim 1, characterized in that a first plane (201) and a second plane (202) perpendicular to the first plane (201) are formed between the stop plate (21) and the slide (20), wherein the front end surface (4011) of the workpiece plate (40) abuts against the first plane (201) and the lower end surface (4012) of the workpiece plate (40) at least partially abuts against the second plane (202).

3. The positioning device according to claim 2, characterized in that the second plane (202) has the same height as the workpiece plate (40).

4. The positioning device according to claim 1, characterized in that a slide rail (11) is arranged oppositely in a second direction extending along a first direction of the base (10), and a slide groove (23) cooperating with the slide rail (11) is arranged oppositely in a second direction extending along a first direction of the slide (20).

5. The positioning device according to claim 4, further comprising a limiting column (12) disposed at least at two ends of one of the sliding rails (11) to limit a moving distance of the sliding block (20) on the base (10).

6. The positioning device according to claim 1, further comprising a drive device (30) comprising:

a gear (31) rotatably provided on the slider (20) and a rack (32) arranged along a first direction of the base (10) and engaged with the gear (31) box;

a driving motor (33) configured to be connected with the gear (31) for providing power for driving the gear (31).

7. The positioning device according to claim 1, further comprising a limiting device (22) disposed on the sliding block (20) for adjusting the position of the sliding block (20) on the base (10) by tightness.

8. The positioning device according to claim 7, characterized in that said stop means (22) comprise:

the hydraulic cylinder comprises a cylinder body and a piston rod which is arranged in the cylinder body in a telescopic mode, wherein the cylinder body is fixed

The piston rod is arranged on the sliding block (20) and moves away from or contacts the base (10) through telescopic movement so as to release or lock the position of the sliding block (20) on the base (10).

9. The positioning device according to claim 6, further comprising a controller electrically connected to the drive motor (33) for controlling rotation of the drive motor (33).