CN211464595U

CN211464595U - Positioning pin for bending machine

Info

Publication number: CN211464595U
Application number: CN201922240199.6U
Authority: CN
Inventors: 肖志亚
Original assignee: Tianjin Shengshiya Technology Co ltd
Current assignee: Tianjin Shengshiya Technology Co ltd
Priority date: 2019-12-14
Filing date: 2019-12-14
Publication date: 2020-09-11
Anticipated expiration: 2029-12-14

Abstract

The utility model discloses a locating pin for bending machine, including the locating pin, the internally mounted of locating pin has the telescoping device, the telescoping device includes spout, slider, baffle, first clamp plate and branch, and is three the baffle is located the upper and lower both sides of locating pin and the inside at center respectively, baffle and branch slip joint, the equal rigid coupling in upper and lower both sides of branch has the slider, the equal rigid coupling in the outside of slider has first clamp plate, spout and slider slip joint. This locating pin for bender, structure scientific and reasonable, convenience safe in utilization is provided with the telescoping device, including slider, baffle, first clamp plate, branch, locating pin, the cooperation between spout and the second pivot, the inside recess of baffle can drive branch and drive the slider and outwards remove, and final slider will drive first clamp plate and press at the constant head tank inner wall that corresponds needs the mounted position, has avoided traditional locating pin can only install the condition of using inside the carrying on of constant head tank at specific size.

Description

Positioning pin for bending machine

Technical Field

The utility model relates to a locating pin technical field specifically is a locating pin for bending machine.

Background

The positioning pin is applied to some mechanical motion equipment, is mainly used for determining the position of a two-dimensional space, takes a workpiece hole as a positioning reference to participate in limiting the degree of freedom of an object, and the bending machine is a machine capable of bending a thin plate.

Although the positioning pin in the prior art can realize the auxiliary positioning effect, the prior art has the condition that the traditional positioning pin can only be installed inside the positioning groove with a specific size for use, and simultaneously still has the problem that the positioning pin is loose when in use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a locating pin for bending machine to solve the problem that the traditional locating pin that proposes in the above-mentioned background art can only be installed and carry out the use in specific size's constant head tank is inside.

In order to achieve the above object, the utility model provides a following technical scheme: a positioning pin for a bending machine comprises a positioning pin, wherein a telescopic device is arranged in the positioning pin;

the telescopic device comprises a sliding chute, a sliding block, a partition plate, a first pressing plate and a support rod;

it is three the baffle is located the upper and lower both sides of locating pin and the inside at center respectively, the equal clearance fit of baffle and locating pin, the internally mounted of baffle has branch, baffle and branch slip joint, the equal rigid coupling in upper and lower both sides of branch has the slider, the equal rigid coupling in the outside of slider has first clamp plate, the outer wall of slider is equipped with the spout, spout and slider slip joint.

Preferably, the first pressing plates are distributed in a centrosymmetric manner by taking the axis of the positioning pin as a reference.

Preferably, the inner part of the positioning pin is rotatably connected with the second rotating shaft through a bearing.

Preferably, a reset device is arranged inside the upper part of the second rotating shaft;

the reset device comprises a rotating handle, a first rotating shaft, a transverse plate, a vertical rod and a first spring;

the utility model discloses a fixed pivot, including first pivot, second pivot, first pivot is located inside the upper end of second pivot, the outer wall below rigid coupling of first pivot has the diaphragm, the outside of diaphragm is inside to be equipped with a plurality of montants, the upper and lower both sides of montant are fixed continuous with the second pivot, the outer wall of montant is equipped with first spring, the upper and lower both sides of first spring are fixed continuous with diaphragm and second pivot respectively, the upper end outer wall of first pivot is equipped with changes the handle.

Preferably, the center of the outer wall of the first rotating shaft is provided with a variable-diameter inclination angle.

Preferably, a limiting device is arranged above the outer wall of the second rotating shaft;

the limiting device comprises a support, a lantern ring, a cross rod, a baffle, a rubber mat, a second pressing plate and a second spring;

the lower extreme of the lantern ring is fixed continuous with the second pivot through a plurality of supports, the inside of the lantern ring is equipped with a plurality of horizontal poles, the equal clearance fit of horizontal pole and lantern ring, the inboard and the first pivot of horizontal pole are laminated mutually, the equal rigid coupling in the outside of horizontal pole has the second clamp plate, the equal rigid coupling in the outside of second clamp plate has the cushion, the cushion closely laminates with the locating pin, the outer wall of horizontal pole is equipped with the baffle, baffle and lantern ring clearance fit, the inboard of baffle is equipped with the second spring, the inside and outside both sides of second spring link to each other with lantern ring and baffle are fixed respectively.

Compared with the prior art, the beneficial effects of the utility model are that: this locating pin for bender, structure scientific and reasonable, convenience safe in utilization:

be provided with telescoping device, including slider, baffle, first clamp plate, branch, locating pin, the cooperation between spout and the second pivot, make the second pivot drive the drive baffle through rotating the second pivot and rotate, the inside recess of baffle can drive branch and drive the outside removal of slider, and final slider will drive first clamp plate and press at the constant head tank inner wall that corresponds needs the mounted position, has avoided traditional locating pin can only install the condition of using in specific size's constant head tank inside.

Be provided with resetting means and stop device, including changeing the handle, first pivot, the diaphragm, the second pivot, the montant, first spring, and a support, the lantern ring, the horizontal pole, the locating pin, the second clamp plate, the cooperation between cushion and the second spring, the user need will change handle and first pivot and push down, make the horizontal pole drive second clamp plate inwardly moved and remove frictional force restriction rear and can drive the second pivot and rotate, under the normal conditions, first pivot can press the inseparable laminating between second clamp plate and locating pin of realization at the horizontal pole outer wall, guarantee the stability of device, the not hard up problem appears when having avoided this locating pin to use in the use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the positioning pin, the sliding block and the sliding groove in FIG. 1;

FIG. 3 is a schematic view of the positioning pins, cross bars and baffles of FIG. 1;

fig. 4 is a top sectional view of the positioning pin, the second rotating shaft and the partition in fig. 1.

In the figure: 1. locating pin, 2, telescoping device, 201, spout, 202, slider, 203, baffle, 204, first clamp plate, 205, branch, 3, resetting means, 301, change handle, 302, first pivot, 303, diaphragm, 304, montant, 305, first spring, 4, stop device, 401, support, 402, the lantern ring, 403, the horizontal pole, 404, baffle, 405, the cushion, 406, second clamp plate, 407, second spring, 5, second pivot, 6, the bearing.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a locating pin for a bending machine comprises a locating pin 1, a telescopic device 2 is installed inside the locating pin 1, the telescopic device 2 comprises a sliding groove 201, a sliding block 202, a partition plate 203, a first pressing plate 204 and a support rod 205, the three partition plates 203 are respectively located on the upper side, the lower side and the inside of the center of the locating pin 1 to limit the relative positions of the partition plate 203 and the locating pin 1, the partition plate 203 and the locating pin 1 are in clearance fit, the partition plate 203 can rotate inside the locating pin 1, a second rotating shaft 5 can drive the partition plate 203 to rotate, the support rod 205 is installed inside the partition plate 203, the partition plate 203 is in sliding clamping connection with the support rod 205, the support rod 205 can be driven to rotate to drive the support rod 205 to move, the sliding block 202 is fixedly connected on the upper side and the lower side of the support rod 205, the sliding block 202 can drive the sliding block 202 to move, the first pressing plate 204, the sliding chute 201 is in sliding clamping connection with the sliding block 202, the sliding chute 201 can limit the limit position of the sliding block 202, the first pressing plates 204 are distributed in a central symmetry mode by taking the axis of the positioning pin 1 as a reference, the positioning pin 1 is connected with the second rotating shaft 5 in a rotating mode through the bearing 6, and the positioning pin 1 can support the second rotating shaft 5 in a rotating mode through the bearing 6.

The reset device 3 is installed above the second rotating shaft 5, the reset device 3 comprises a rotating handle 301, a first rotating shaft 302, a transverse plate 303, a vertical rod 304 and a first spring 305, the first rotating shaft 302 is located inside the upper end of the second rotating shaft 5 to limit the relative position of the first rotating shaft 302 and the second rotating shaft 5, the transverse plate 303 is fixedly connected below the outer wall of the first rotating shaft 302, the first rotating shaft 302 can drive the transverse plate 303 to rotate, a plurality of vertical rods 304 are arranged inside the outer side of the transverse plate 303, the transverse plate 303 can move on the outer wall of the vertical rods 304, the upper side and the lower side of each vertical rod 304 are fixedly connected with the second rotating shaft 5, the second rotating shaft 5 can support the vertical rods 304, the outer wall of each vertical rod 304 is provided with the first spring 305, the elastic coefficient K of the first spring 305 is 800N/m, the upper side and the lower side of each first spring are respectively fixedly connected with the transverse plate 305 and the second rotating shaft 5, the first spring, the outer wall of the upper end of the first rotating shaft 302 is provided with a rotating handle 301, the rotating handle 301 can drive the first rotating shaft 302 to rotate, and the center of the outer wall of the first rotating shaft 302 is provided with a variable-diameter inclination angle, so that the first rotating shaft 302 can drive the cross rod 403 to move conveniently.

A limiting device 4 is installed above the outer wall of the second rotating shaft 5, the limiting device 4 comprises a support 401, a lantern ring 402, a cross bar 403, a baffle 404, a rubber mat 405, a second pressing plate 406 and a second spring 407, the lower end of the lantern ring 402 is fixedly connected with the second rotating shaft 5 through a plurality of supports 401, the second rotating shaft 5 can support the lantern ring 402 through the supports 401, the lantern ring 402 is internally provided with a plurality of cross bars 403, the cross bars 403 are in clearance fit with the lantern ring 402, the cross bars 403 can move inside the lantern ring 402, the inner sides of the cross bars 403 are attached to the first rotating shaft 302, the lifting of the first rotating shaft 302 can drive the cross bars 403 to move, the outer sides of the cross bars are fixedly connected with the second pressing plate 406, the cross bars 403 can drive the second pressing plate 406 to move, the outer sides of the second pressing plate 406 are fixedly connected with the rubber mat 403, the rubber mat 405 is closely attached to the positioning pin 1, and sufficient, the outer wall of the cross rod 403 is provided with a baffle 404, the baffle 404 is in clearance fit with the lantern ring 402, the baffle 404 can move inside the lantern ring 402, the inner side of the baffle 404 is provided with a second spring 407, the elastic coefficient K of the second spring 407 is 100N/m, the inner side and the outer side of the second spring 407 are respectively fixedly connected with the lantern ring 402 and the baffle 404, and the baffle 404 moves outwards to stretch the second spring 407.

When the positioning pin for the bending machine is needed to be used, firstly, a user can insert the positioning pin 1 into the corresponding matching connecting positioning groove, then the user can press the first rotating shaft 302 and the rotating handle 301 downwards, so that the first rotating shaft 302 can drive the transverse plate 303 to move downwards to press the first spring 305, the inclination angle of the outer wall of the first rotating shaft 302 moves downwards, at the moment, the inner side of the cross bar 403 is not blocked by the first rotating shaft 302 any more, the cross bar 403 moves inwards by the elastic force of the second spring 407, the second pressing plate 406 and the rubber pad 405 are separated from the inner wall of the positioning pin 1, the larger friction between the rubber pad 405 and the positioning pin 1 is removed, at the moment, the user can rotate the rotating handle 301, so that the rotating handle 301 can drive the transverse plate 303 to rotate through the first rotating shaft 302, the transverse plate 303 can drive the second rotating shaft 5 to rotate through the vertical rod 304, the second rotating shaft 5 drives the partition plate 203 to rotate, and the groove on the surface, make slider 202 receive the outside removal of the influence of spout 201 and branch 205, realize that first clamp plate 204 outwards removes at the outer wall of locating pin 1, until first clamp plate 204 presses the inside at the constant head tank, realize the installation of locating pin 1, after accomplishing the installation, the user can loosen and change handle 301, the elasticity of first spring 305 can promote first pivot 302 upwards to promote, realize that first pivot 302 drives horizontal pole 403 outwards to remove, realize horizontal pole 403 and drive cushion 406 and second clamp plate 406 and press the inner wall at locating pin 1, realize locating pin 1 through the frictional force of cushion 406 department and rotate the restriction to lantern ring 402 and second pivot 5, avoid locating pin 1 to appear becoming flexible in the use.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a locating pin for bending machine, includes locating pin (1), its characterized in that: a telescopic device (2) is arranged in the positioning pin (1);

the telescopic device (2) comprises a sliding groove (201), a sliding block (202), a partition plate (203), a first pressing plate (204) and a support rod (205);

it is three baffle (203) are located the upper and lower both sides of locating pin (1) and the inside at center respectively, baffle (203) and the equal clearance fit of locating pin (1), the internally mounted of baffle (203) has branch (205), baffle (203) and branch (205) slip joint, the equal rigid coupling in upper and lower both sides of branch (205) has slider (202), the equal rigid coupling in the outside of slider (202) has first clamp plate (204), the outer wall of slider (202) is equipped with spout (201), spout (201) and slider (202) slip joint.

2. The positioning pin for the bending machine according to claim 1, wherein: the first pressing plates (204) are distributed in a centrosymmetric manner by taking the axis of the positioning pin (1) as a reference.

3. The positioning pin for the bending machine according to claim 1, wherein: the inner part of the positioning pin (1) is rotatably connected with the second rotating shaft (5) through a bearing (6).

4. The positioning pin for the bending machine according to claim 3, wherein: a reset device (3) is arranged inside the upper part of the second rotating shaft (5);

the reset device (3) comprises a rotating handle (301), a first rotating shaft (302), a transverse plate (303), a vertical rod (304) and a first spring (305);

first pivot (302) are located inside the upper end of second pivot (5), the outer wall below rigid coupling of first pivot (302) has diaphragm (303), the outside inside of diaphragm (303) is equipped with a plurality of montants (304), the upper and lower both sides of montant (304) are fixed continuous with second pivot (5), the outer wall of montant (304) is equipped with first spring (305), the upper and lower both sides of first spring (305) are fixed continuous with diaphragm (303) and second pivot (5) respectively, the upper end outer wall of first pivot (302) is equipped with changes (301).

5. The positioning pin for the bending machine according to claim 4, wherein: the center of the outer wall of the first rotating shaft (302) is provided with a variable-diameter inclination angle.

6. The positioning pin for the bending machine according to claim 3, wherein: a limiting device (4) is arranged above the outer wall of the second rotating shaft (5);

the limiting device (4) comprises a support (401), a lantern ring (402), a cross rod (403), a baffle (404), a rubber mat (405), a second pressing plate (406) and a second spring (407);

the lower extreme of lantern ring (402) is fixed continuous with second pivot (5) through a plurality of supports (401), the inside of lantern ring (402) is equipped with a plurality of horizontal poles (403), horizontal pole (403) and the equal clearance fit of lantern ring (402), the inboard and first pivot (302) of horizontal pole (403) are laminated mutually, the equal rigid coupling in outside of horizontal pole (403) has second clamp plate (406), the equal rigid coupling in outside of second clamp plate (406) has cushion (405), cushion (405) closely laminate with locating pin (1), the outer wall of horizontal pole (403) is equipped with baffle (404), baffle (404) and lantern ring (402) clearance fit, the inboard of baffle (404) is equipped with second spring (407), the inside and outside both sides of second spring (407) are fixed continuous with lantern ring (402) and baffle (404) respectively.