CN220312468U

CN220312468U - Quick clamp replacing device

Info

Publication number: CN220312468U
Application number: CN202321443097.4U
Authority: CN
Inventors: 罗吉; 李强; 黄儒森; 张建云; 张绍洪
Original assignee: Chongqing Gaojin Industrial Co ltd
Current assignee: Chongqing Gaojin Industrial Co ltd
Priority date: 2023-06-06
Filing date: 2023-06-06
Publication date: 2024-01-09
Anticipated expiration: 2033-06-06

Abstract

The utility model discloses a clamp quick-change device which comprises a vehicle body, a track assembly and a movable placing table, wherein the main body part of the track assembly is connected to the upper end of the vehicle body, and the tail end part of the track assembly extends out of the vehicle body and is lapped on a machine tool workbench; the movable placing table is used for placing the clamp body and is arranged at the upper part of the vehicle body and is in sliding connection with the track assembly; under the action of external force, the clamp body moves along the arrangement direction of the rail assembly along with the movable placing table, and moves to the machine tool workbench from the upper end of the vehicle body.

Description

Quick clamp replacing device

Technical Field

The utility model belongs to the technical field of machining auxiliary devices, and particularly relates to a clamp quick-changing device.

Background

In machining, a jig is an important process device for ensuring that a workpiece to be machined attains a correct position on a machine tool and preventing position change due to cutting force and deformation of the workpiece during machining. In the jig mounting and switching process, a crane or forklift is generally used to carry the jig to a machine tool for mounting, which is low in conveying and mounting efficiency, high in operation strength of workers, and difficult to align the jig to be placed on a table of the machine tool.

In the prior art, a scheme is provided, and the basic problem above is solved, for example, chinese patent application number CN201711454702.7 discloses a anchor clamps quick change device, including the quick change dolly that is used for transporting the anchor clamps that need to switch, quick change dolly sliding support is subaerial in work, and the quick change dolly includes: the trolley comprises a trolley chassis which is glidingly supported on a working ground, wherein two groups of brackets for supporting the clamp are arranged on the trolley chassis, the two groups of brackets are oppositely arranged along the width direction of the trolley chassis, and pulley assemblies for rolling and supporting the clamp are arranged on the brackets. The height of the bracket relative to the chassis is adjustable in the vertical direction, and the supporting plane used for rolling supporting the clamp on the pulley assembly is flush with the mounting surface of the welding workbench used for mounting the positioning clamp.

However, the above scheme does not consider the environmental condition of the production site, more production site devices are provided, the road for transporting the clamp is quite narrow, when a forklift cannot enter, the clamp installation procedure is difficult to be realized, the lifting appliance is adopted for installation, the replacement difficulty is quite high, the operation of multiple persons is required, the requirement on operators is higher, the installation process is also quite dangerous, the clamp is easy to drop, and the industrial accident is easy to be caused.

Disclosure of Invention

In order to solve the technical problems, the utility model adopts the following technical scheme:

the quick clamp replacing device comprises a vehicle body, a track assembly and a movable placing table, wherein the main body part of the track assembly is connected to the upper end of the vehicle body, and the tail end part of the track assembly extends out of the vehicle body and is lapped on a machine tool workbench;

the movable placing table is used for placing the clamp body and is arranged at the upper part of the vehicle body and is in sliding connection with the track assembly;

under the action of external force, the clamp body moves along the arrangement direction of the rail assembly along with the movable placing table, and moves to the machine tool workbench from the upper end of the car body.

Further, the track assembly comprises a first track part and a second track part which are detachably connected, the first track part is connected with the car body, and the second track part is lapped on the machine tool workbench.

Furthermore, the joint of the second track part and the side part of the vehicle body is provided with a positioning hole and a matched positioning pin.

Further, a bolt is further arranged on the outer side of the positioning hole.

Further, the machine tool workbench comprises a support frame, wherein the support frame comprises a U-shaped fastener acting on the frame of the machine tool workbench and an adjusting screw acting on the bottom of the two parts of the track.

Further, a plurality of air cylinders acting on the bottom of the clamp body are arranged on the movable placing table.

Further, the vehicle body is provided with a rack for accommodating two parts of the track.

Compared with the prior art, the utility model has the following beneficial effects:

the device and the method adopt a mode of a track assembly and a car body phase structure, the clamp body placed on the movable placing table is pushed onto the machine tool workbench through the track assembly, the problems that a small production area on site cannot be accessed by a forklift and the clamp which is difficult to use by a lifting appliance is mounted are solved, and the technical difficulty of clamp body switching is reduced.

The traditional hanging clamp is avoided, and the risk that the clamp body falls down to hurt people and damage the clamp body and machine tool equipment is reduced.

Adopt mobilizable automobile body and remove and place the platform and reduced workman and transported, switch the working strength of mounting fixture, be suitable for work piece processing kind many, the frequent situation of fixture switching has promoted fixture switching efficiency.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a front view structure of an embodiment of the present utility model;

FIG. 3 is a right side view of a vehicle body, a movable stage, and a clamp body according to an embodiment of the present utility model;

FIG. 4 is a schematic perspective view of a movable table and a clamp according to an embodiment of the present utility model;

FIG. 5 is a schematic perspective view of a track two part structure according to an embodiment of the present utility model;

FIG. 6 is a schematic diagram of a left-hand structure of a mobile positioning table with a portion of a track according to an embodiment of the present utility model;

fig. 7 is a schematic front view of a support frame according to an embodiment of the present utility model;

reference numerals in the drawings of the specification include:

the device comprises a vehicle body 1, a placing frame 10, a rail assembly 2, a rail first part 21, a rail second part 22, a positioning hole 23, a positioning pin 24, a bolt 25, a movable placing table 3, an air cylinder 30, a supporting frame 4, a U-shaped fastener 40, an adjusting screw 41, a machine tool workbench 5 and a clamp body 6.

Detailed Description

In order that those skilled in the art will better understand the present utility model, the following technical scheme of the present utility model will be further described with reference to the accompanying drawings and examples.

Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to be limiting of the present patent; for the purpose of better illustrating embodiments of the utility model, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted, and that like or similar reference numerals in the drawings correspond to like or similar components in the embodiments of the present utility model; in the description of the present utility model, it should be understood that, if the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for convenience in describing the present utility model and simplifying the description, rather than indicating or implying that the apparatus or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, so that the terms describing the positional relationships in the drawings are merely for exemplary illustration and should not be construed as limiting the present patent, and that the specific meaning of the terms described above may be understood by those of ordinary skill in the art according to specific circumstances.

Examples:

as shown in fig. 1 to 7, a quick clamp changing device of the present utility model comprises a car body 1 with a plurality of rollers at the bottom, a rail assembly 2, and a movable placing table 3, wherein the main body part of the rail assembly 2 is connected to the upper end of the car body 1, the tail end part of the rail assembly 2 extends out of the car body 1 and is lapped on a machine tool workbench 5, the movable placing table 3 is used for placing a clamp body 6, and the movable placing table 3 is arranged on the upper part of the car body 1 and is in sliding connection with the rail assembly 2;

under the manual pushing of an operator, the clamp body 6 moves along the arrangement direction of the track assembly 2 along with the movable placing table 3, and moves to the position of the machine tool workbench 5 from the upper end of the vehicle body 1.

As shown in fig. 2, the rail assembly 2 includes a first rail portion 21 and a second rail portion 22 that are detachably connected, the first rail portion 21 being connected to the vehicle body 1, and the second rail portion 22 being overlapped on the machine table 5.

Specifically, the junction of automobile body 1 lateral part and track two-part 22 has locating hole 23 and matched with locating pin 24, the locating hole 23 outside still is provided with bolt 25, adopt the modularized design, track two-part 22 passes through bolt 25 accurate connection with automobile body 1 lateral part, when dismantling track two-part 22 and save space so as to accomodate, satisfy the counterpoint of track one-part 21, track two-part 22, connect into an organic whole, specifically, this locating hole 23 is seted up on track two-part 22, this track one-part 21 is rectangular frame with track two-part 22 main part, its upper end both sides all parallel arrangement has the slide rail.

In addition, the used support frame 4 comprises a U-shaped fastener 40 acting on the frame of the machine tool workbench 5 and an adjusting screw 41 acting on the bottom of the track two part 22, and the height of the track two part 22 can be precisely controlled by rotating the lifting of the adjusting screw 41.

Some parts on the machine tool workbench 5, such as bolts, can block the clamp body 6 and influence the movement of the clamp body 6 in place, so that the height of the clamp body 6 needs to be adjusted. As shown in fig. 6, a plurality of air cylinders 30 acting on the bottom of the clamp body 6 may be provided on the movable placement stage 3, the clamp body 6 is lifted up by the air cylinders 30 so that the clamp body 6 exceeds the height of the obstacle, the clamp body 6 can smoothly enter the machine tool workbench 5, after the movable placement stage 3 for loading the clamp body 6 reaches the machine tool workbench 5, the air cylinders 30 are recovered, the clamp body 6 is put down, and the installation of the clamp body 6 is completed by using a fastener. The method well solves the problems that the processing field is narrow, the forklift in the production area cannot pass, and the lifting appliance is difficult to use, and the clamp body 6 is switched, improves the switching and mounting efficiency, reduces the labor intensity and the cost of operators, simplifies the original 4-5 persons to 1-2 persons, and can finish the switching and mounting of the clamp body 6, and simultaneously greatly reduces the risks that the clamp body 6 falls off to hurt the persons, damage the clamp body 6 and damage equipment.

After the clamp body 6 is installed, the two rail parts 22 are detached and placed on the placing frame 10 arranged on the vehicle body 1, so that the vehicle body 1 is more compact, the space is saved, the adaptability to a narrow area is very strong, and the device and the quick-change method can be well solved and have strong adaptability for clamp switching under similar working conditions.

The application method of the quick-change device comprises the following steps:

s1: the clamp body is moved to the upper end of the movable placing table, and the car body is conveyed to the side of the machine tool workbench;

s2: and taking out the second track part from the rack and connecting the second track part with the side part of the vehicle body, wherein the tail part of the second track part is connected to the machine tool workbench, and the height of the second track part is adjusted by an adjusting screw so that the clamp body and the machine tool workbench are positioned at the same height.

S3: pushing the movable placing table, so that the movable placing table and the clamp body are along the first track part and the second track part until the movable placing table and the clamp body are on the machine tool workbench;

s4: and taking down the second track part, placing the second track part in a playback rack, and withdrawing the clamp quick-change device.

The foregoing is merely exemplary of the present utility model, and the specific structures and features well known in the art are not described in any way herein, so that those skilled in the art will be able to ascertain all prior art in the field, and will not be able to ascertain any prior art to which this utility model pertains, without the general knowledge of the skilled person in the field, before the application date or the priority date, to practice the present utility model, with the ability of these skilled persons to perfect and practice this utility model, with the help of the teachings of this application, with some typical known structures or methods not being the obstacle to the practice of this application by those skilled in the art. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent.

Claims

1. A clamp quick change device, comprising:

a vehicle body;

the main body part of the track assembly is connected to the upper end of the car body, and the tail end part of the track assembly extends out of the car body and is lapped on the machine tool workbench;

2. A clamp quick change apparatus as claimed in claim 1, wherein: the track assembly comprises a first track part and a second track part which are detachably connected, the first track part is connected with the vehicle body, and the second track part is lapped on the machine tool workbench.

3. A clamp quick change apparatus as claimed in claim 2, wherein: the joint of the second track part and the side part of the vehicle body is provided with a positioning hole and a matched positioning pin.

4. A clamp quick change apparatus as claimed in claim 3, wherein: and a bolt is further arranged on the outer side of the positioning hole.

5. A clamp quick change apparatus as claimed in claim 2, wherein: the machine tool workbench comprises a machine tool workbench frame, and is characterized by further comprising a support frame, wherein the support frame comprises a U-shaped fastener acting on the machine tool workbench frame and an adjusting screw acting on the bottom of the two parts of the track.

6. A clamp quick change apparatus as claimed in claim 1, wherein: the movable placing table is provided with a plurality of air cylinders acting on the bottom of the clamp body.

7. A clamp quick change device according to any one of claims 2 to 5, wherein: the vehicle body is provided with a rack for accommodating the two parts of the track.