CN213917820U

CN213917820U - Quick locking device of follower fixture

Info

Publication number: CN213917820U
Application number: CN202022160042.5U
Authority: CN
Inventors: 祝伟生; 郑胜华; 林中华
Original assignee: Zhejiang Xiandao Precision Machinery Co ltd
Current assignee: Zhejiang Xiandao Precision Machinery Co ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-08-10
Anticipated expiration: 2030-09-27

Abstract

The utility model discloses a quick locking device of pallet, the on-line screen storage device comprises a base, be provided with the locking base member on the base, the locking base member is provided with the product tie coat, be provided with cam-type clamping mechanism on the locking base member, cam-type clamping mechanism is connectable and fixed product tie coat. The cam type clamping mechanism in the locking base body locks the product fixing layer provided with the follower fixture, a pneumatic or hydraulic mechanism is prevented from being used for driving, the complexity and the cost of the device are reduced, the locking effect is good, meanwhile, the cam angle of the cam type clamping mechanism can be adjusted to lock and loosen a product joint layer, the follower fixture product on the product joint layer can be replaced in a state that the processing equipment is not stopped, and the working efficiency of the processing equipment is effectively improved.

Description

Quick locking device of follower fixture

Technical Field

The utility model belongs to the technical field of the machine-building technique and specifically relates to a quick locking device of pallet.

Background

The following fixture has the function of clamping a workpiece, and is integrated with the workpiece to be moved from one station to the next station for different working procedures. The fixture is mainly used for workpieces which have irregular shapes and are inconvenient to automatically position, clamp and convey in automatic production of automatic production lines, machining centers, flexible manufacturing systems and the like. After the workpiece is mounted and positioned on the pallet, the pallet is conveyed to each station by a conveying device or a worker. The following fixture is generally applied by adopting a zero positioning system which has the characteristics of high positioning precision and modularization, but also has the defects of high purchase cost, requirement of a power source (pneumatic or hydraulic) during locking and larger size. For example, the chinese patent document discloses "a surface roughness measuring device", and its publication No. CN202279492U "includes a positioning wheel assembly of a high-speed pallet, a pallet positioning guide plate mounting base, a guide plate mounting base lift cylinder assembly, a linear guide rail, a pallet positioning guide plate mounting base position sensor assembly, a base plate, and a base plate mounting L plate. The positioning wheel assembly of the high-speed follow-up fixture comprises a high-bearing track roller, a pin shaft fixing clamping plate, a pin shaft and a roller mounting frame; the positioning wheel assembly is arranged at the bottom of the high-speed follow-up fixture. The device forms a locking and positioning device by matching a guide plate mounting seat lifting cylinder assembly with a positioning wheel assembly, but the device still needs a pneumatic power source for locking, so the defects of high cost, complex structure and the like still exist.

Disclosure of Invention

To mention not enough in the background art, the utility model provides a quick locking device of pallet locks the product fixed bed of installing the pallet through the cam-type clamping mechanism in the locking base body, avoids using pneumatic or hydraulic pressure mechanism to drive, installs complexity and cost reduction, and locking effect is good.

The second invention of the utility model aims at solving the problem that the machining efficiency is reduced because the machining equipment needs to be stopped when changing products.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the quick locking device of the pallet comprises a base, wherein a locking base body is arranged on the base, a product joint layer is arranged on the locking base body, a cam type clamping mechanism is arranged on the locking base body, and the cam type clamping mechanism can be connected with and fix the product joint layer. The product jointing layer is used for connecting and fixing the pallet so that the pallet and the product jointing layer are integrated and locked on the locking base body together. The cam type clamping mechanism is an adjustable locking mechanism, the product joint layer can be locked and released only by adjusting the cam angle of the cam type clamping mechanism, the follow-up fixture product on the product joint layer can be replaced in a convenient adjustment mode under the condition that the machining equipment is not stopped, and the working efficiency of the machining equipment is effectively improved.

Preferably, one side of the product jointing layer, which is close to the locking base body, is provided with a positioning groove, the locking base body further comprises a locking mechanism, the locking mechanism comprises a positioning pin which can be abutted against the positioning groove, and the bottom of the positioning pin is provided with an elastic element. The locking mechanism is used for eliminating a gap between a product junction layer and a locking base body, the following fixture is prevented from being kept stable in the following process, accurate positioning of the following fixture product is guaranteed by means of elasticity of the elastic element, and the locking mode is simple, rapid and reliable.

Preferably, the locking mechanism comprises a fixed plug, and the fixed plug is arranged at one end of the elastic element, which is far away from the positioning groove. The fixed plug serves as a base body of the locking mechanism, and can ensure that the elastic element provides stable abutting pressure for the positioning pin, so that the positioning pin is matched with the positioning groove.

Furthermore, the positioning pin is of a conical column structure and is abutted against the positioning groove. The locating slot is a taper slot hole, the locating pin is in inserted connection and butt joint with the locating slot, and the accurate locating of the locking position is guaranteed through the matching of a taper column structure of the locating pin and the taper hole, so that the gap between the product jointing layer and the locking base body is eliminated and then the product jointing layer and the locking base body reach the preset position, and the locating accuracy of the locking device is improved.

Preferably, a through groove is formed in the locking base body, the cam type clamping mechanism is arranged in the through groove and comprises a connecting rod connected to the product jointing layer, a limiting notch is formed in the connecting rod, a limiting groove is formed in one side, corresponding to the limiting notch, of the through groove, a column cam is arranged in the limiting groove and is connected with the limiting groove in an inserting mode, and the column cam can rotate and is connected with the limiting notch in an abutting mode. The far point of the column cam rotates to a preset angle and can enter a limiting notch of the connecting rod to lock the position of the connecting rod; when the near point of the column cam rotates to the side of the limiting notch, the connecting rod can move up and down in the through groove to adjust the position.

Furthermore, the end part of the column cam is provided with a cam flat wire, the cam flat wire is provided with a clamping ring, and the cam flat wire is connected with the locking base body through the clamping ring in a clamping manner. The cam flat wire is used as an extension operation part of the column cam, and an operator rotates the cam flat wire through a wrench so as to accurately control and adjust the angle of the column cam, so that the column cam can be locked or unlocked.

Preferably, a fixing pin is arranged at one end of the product jointing layer, which is far away from the cam type clamping mechanism, and the fixing pin penetrates through the product and is connected with the product jointing layer. The fixing pin adopts a locking screw and is used for firmly fixing the pallet product on the product jointing layer, so that the pallet product is jointed with the quick locking device into a whole after the fixing pin is locked.

Preferably, the locking base comprises a vertical base and a horizontal base, wherein a connecting rod perpendicular to the base is arranged in the vertical base, and a connecting rod parallel to the base is arranged in the horizontal base. The vertical base body and the horizontal base body are used as two forms to form a modularized following clamp locking device, and the modularized design can obviously improve the clamp design efficiency. And the utility model discloses a locking base member is not only limited to vertical and horizontal two kinds, and the locking base member that can design and obtain arbitrary angle is installed on the base, has satisfied the clamping demand of different angles.

Therefore, the utility model discloses following beneficial effect has: (1) the product fixing layer provided with the following clamp is locked through the cam type clamping mechanism in the locking base body, so that a pneumatic or hydraulic mechanism is not used for driving, the complexity and the cost of the device are reduced, and the locking effect is good; (2) the cam angle of the cam type clamping mechanism is adjusted to lock and release the product jointing layer, the portable adjusting mode can replace the pallet product on the product jointing layer under the condition that the processing equipment does not stop, and the working efficiency of the processing equipment is effectively improved; (3) the locking mechanism is used for eliminating a gap between the product junction layer and the locking base body, so that the pallet is prevented from being kept stable in the pallet following process, the precise positioning of the pallet product is ensured by means of the elasticity of the elastic element, and the locking mode is simple, rapid and reliable; (4) the modular design can make anchor clamps design efficiency show and be promoted. The locking base body disclosed by the utility model is not limited to vertical and horizontal, and the locking base body with any angle can be designed to be arranged on the base, so that the clamping requirements of different angles are met; (6) the device has the advantages of small size, high positioning precision, low cost and simple, quick and reliable locking.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a cross-sectional view of the present invention.

Fig. 3 is a top view of the present invention.

Fig. 4 is a schematic structural view of the cylinder cam in fig. 2.

In the figure: 100. the cam type clamping mechanism comprises a cam type clamping mechanism body 101, a through groove 102, a limiting notch 1, a base 200, a vertical base body 201, a horizontal base body 2, a locking base body 21, a positioning groove 3, a fixing plug 4, an elastic element 5, a positioning pin 6, a column type cam 61, a cam flat wire 7, a connecting rod 8, a product jointing layer 9, a clamping ring 10, a fixing pin 11 and a product.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description. Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those 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 being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Examples

As shown in fig. 1 and 2, the quick locking device of the pallet comprises a base 1, wherein a locking base 2 is arranged on the base, a product junction layer 8 is arranged on the locking base, and a cam type clamping mechanism 100 is arranged on the locking base and can be connected with and fix the product junction layer. The product jointing layer is used for connecting and fixing the pallet so that the pallet and the product jointing layer are integrated and locked on the locking base body together. The cam type clamping mechanism is an adjustable locking mechanism, the product joint layer can be locked and released only by adjusting the cam angle of the cam type clamping mechanism, the follow fixture product 11 on the product joint layer can be replaced by the convenient adjusting mode under the condition that the processing equipment is not shut down, and the working efficiency of the processing equipment is effectively improved.

One side that the product tie layer is close to the locking base member is provided with constant head tank 21, the locking base member still includes locking mechanism, locking mechanism includes the locating pin 5 that can butt constant head tank setting, the locating pin bottom is provided with elastic element 4. The locking mechanism is used for eliminating a gap between a product junction layer and a locking base body, the following fixture is prevented from being kept stable in the following process, accurate positioning of the following fixture product is guaranteed by means of elasticity of the elastic element, and the locking mode is simple, rapid and reliable.

The locking mechanism comprises a fixed plug 3, and the fixed plug is arranged at one end, far away from the positioning groove, of the elastic element. The fixed plug serves as a base body of the locking mechanism, and can ensure that the elastic element provides stable abutting pressure for the positioning pin, so that the positioning pin is matched with the positioning groove. Furthermore, the positioning pin is of a conical column structure and is abutted against the positioning groove. The locating slot is a taper slot hole, the locating pin is in inserted connection and butt joint with the locating slot, and the accurate locating of the locking position is guaranteed through the matching of a taper column structure of the locating pin and the taper hole, so that the gap between the product jointing layer and the locking base body is eliminated and then the product jointing layer and the locking base body reach the preset position, and the locating accuracy of the locking device is improved.

As shown in fig. 4, a through groove 101 is formed in the locking base body, the cam type clamping mechanism is arranged in the through groove and comprises a connecting rod 7 connected to the product jointing layer, a limiting notch 102 is formed in the connecting rod, a limiting groove is formed in one side of the through groove corresponding to the limiting notch, a column cam 6 is arranged in the limiting groove and is connected with the limiting groove in an inserting mode, and the column cam can rotate and is connected with the limiting notch in a leaning mode. The far point of the column cam rotates to a preset angle and can enter a limiting notch of the connecting rod to lock the position of the connecting rod; when the near point of the column cam rotates to the side of the limiting notch, the connecting rod can move up and down in the through groove to adjust the position. Further, a cam flat wire 61 is arranged at the end part of the column cam, a clamping ring 9 is arranged on the cam flat wire, and the cam flat wire is connected with the locking base body through the clamping ring in a clamping mode. The cam flat wire is used as an extension operation part of the column cam, and an operator rotates the cam flat wire through a wrench so as to accurately control and adjust the angle of the column cam, so that the column cam can be locked or unlocked.

And a fixing pin 10 is arranged at one end of the product jointing layer, which is far away from the cam type clamping mechanism, and the fixing pin penetrates through the product and is connected with the product jointing layer. The fixing pin adopts a locking screw and is used for firmly fixing the pallet product on the product jointing layer, so that the pallet product is jointed with the quick locking device into a whole after the fixing pin is locked.

As shown in fig. 3, the locking base includes a vertical base 200 in which a connecting rod perpendicular to the base is disposed, and a horizontal base 201 in which a connecting rod parallel to the base is disposed. The vertical base body and the horizontal base body are used as two forms to form a modularized following clamp locking device, and the modularized design can obviously improve the clamp design efficiency. And the utility model discloses a locking base member is not only limited to vertical and horizontal two kinds, and the locking base member that can design and obtain arbitrary angle is installed on the base, has satisfied the clamping demand of different angles.

The utility model discloses a quick locking device using-way of pallet as follows: firstly, fixing a product on a product jointing layer through a fixing pin, then rotating a cam flat wire through a wrench to adjust the angle of a column cam, and rotating the column cam to enter a limiting notch so as to pull a connecting rod to lock the product jointing layer; the elastic element arranged at the bottom of the movable taper positioning pin adopts a spring, so that the elastic element can be ensured to be always abutted against the taper positioning groove arranged on the locking base body when the connecting rod is locked; it is worth noting that after the product is positioned by the fixing pin, silica gel is sprayed on the periphery of the product, so that the product is ensured not to be clamped and deformed. The installation mode can replace the product on the product jointing layer in the operation process of the processing equipment, thereby greatly reducing the equipment downtime and improving the working efficiency.

In addition to the above embodiments, the technical features of the present invention can be re-selected and combined to form new embodiments within the scope of the claims and the specification of the present invention, which are all realized by those skilled in the art without creative efforts, and thus, the embodiments of the present invention which are not described in detail should be regarded as the specific embodiments of the present invention and are within the protection scope of the present invention.

Claims

1. The quick locking device of the pallet is characterized by comprising a base, wherein a locking base body is arranged on the base, a product joint layer is arranged on the locking base body, a cam type clamping mechanism is arranged on the locking base body, and the cam type clamping mechanism can be connected with and fix the product joint layer.

2. The quick locking device of a pallet as claimed in claim 1, wherein the product bonding layer is provided with a positioning groove on a side thereof adjacent to the locking base, the locking base further comprises a locking mechanism, the locking mechanism comprises a positioning pin capable of abutting against the positioning groove, and an elastic element is provided at the bottom of the positioning pin.

3. The quick locking device of a pallet according to claim 2, wherein said locking mechanism comprises a fixed plug, said fixed plug being disposed at an end of said resilient member remote from said positioning groove.

4. The quick locking device of a pallet according to claim 2, wherein the positioning pin is of a tapered cylindrical structure, and the positioning pin abuts against the positioning groove.

5. The quick locking device of a pallet according to claim 1, wherein the locking base has a through groove, the cam type clamping mechanism is disposed in the through groove, the cam type clamping mechanism comprises a connecting rod connected to the product joining layer, the connecting rod has a limiting notch, one side of the through groove corresponding to the limiting notch is provided with a limiting groove, a stud cam is disposed in the limiting groove, the stud cam is inserted into the limiting groove, and the stud cam is rotatable and abuts against the limiting notch.

6. The quick locking device of a pallet according to claim 5, wherein the stud cam has a flat cam wire at its end, and a snap ring is provided on the flat cam wire, and the flat cam wire is connected to the locking base by snap-fitting with the snap ring.

7. The apparatus of claim 1, wherein the product attachment layer is provided with a securing pin at an end thereof remote from the cam mechanism, the securing pin extending through the product and being connected to the product attachment layer.

8. The quick locking device of a pallet according to any of claims 1-7, wherein the locking base comprises a vertical base in which the connecting rods are arranged perpendicular to the base and a horizontal base in which the connecting rods are arranged parallel to the base.