CN214291962U

CN214291962U - Double-exchange worktable mechanism

Info

Publication number: CN214291962U
Application number: CN202023328646.2U
Authority: CN
Inventors: 罗祯明; 张明进; 王题春; 邱春光
Original assignee: J Tech Cnc Technology Co ltd
Current assignee: J Tech Cnc Technology Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-09-28
Anticipated expiration: 2030-12-30

Abstract

The utility model relates to a machining equipment field especially relates to a two exchange workbench mechanisms, including workstation, workstation exchange area, workstation closing device and workstation push-and-pull device. At least two work stations; the workbench exchange area is provided with a work area and a loading and unloading area; the workbench pressing device is arranged on the workbench base of the processing area and is used for pressing or loosening the workbench on the workbench base of the processing area; the workbench push-pull device is arranged on the workbench base of the loading and unloading area and used for pushing or pulling the workbench to or away from the processing area. Under the scheme of the double-exchange workbench, the traditional shutdown and material exchange mode can be replaced by a material exchange mode of replacing the workbench. According to the scheme, the clamping and loading and unloading time of the workpiece is greatly saved, the working efficiency is improved, the working time is saved, and the production efficiency is greatly improved.

Description

Double-exchange worktable mechanism

Technical Field

The utility model relates to a machining equipment field especially relates to a but machine tool worktable mechanism of double exchange workstation.

Background

At present, in the field of domestic machining equipment, the traditional machining equipment only has one workbench which can be used for loading, unloading and machining workpieces. The processing flow comprises clamping, processing and discharging. And after the machining is completed, the machine needs to be shut down to remove the machined workpiece. In the whole operation process, only a single work flow of operation, clamping, processing or loading and unloading can be carried out, and the efficiency is low. And the work flow is interrupted and the work time is wasted due to the mode of switching the machine after the machine is stopped and restarted. Especially for the processing of relatively large-scale parts, the clamping time is longer, and the efficiency is lower.

Based on the background, it is urgent to make the processing operation flow more smooth and efficient by modifying the structure of the existing workbench.

SUMMERY OF THE UTILITY MODEL

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

An object of the utility model is to overcome above-mentioned not enough, provide a scheme of two change table mechanism, under this two change table schemes, realized replacing the mode of shutting down the reloading with the change table mode. According to the scheme, the next workpiece can be clamped in advance when the workpiece is machined or the machined workpiece can be loaded and unloaded simultaneously, so that the clamping and loading and unloading time of the workpiece is greatly saved, the working efficiency is improved, the time cost is saved, and the production efficiency is greatly improved.

In order to achieve the above object, the technical solution of the present invention is: a dual exchange table mechanism comprising: the workbench is used for placing workpieces to be processed, and the number of the workbench is at least two; the workbench exchange area: the device comprises a processing area, a first loading and unloading area and a second loading and unloading area, wherein the first loading and unloading area and the second loading and unloading area are arranged on the left side and the right side of the processing area; workstation closing device: the worktable pressing device is arranged on the worktable base of the processing area and is used for pressing or loosening the worktable on the worktable base of the processing area; workstation push-and-pull device: the workbench push-pull device is arranged on a workbench base of the loading and unloading area and used for pushing or pulling the workbench to or away from the processing area.

Preferably, this workstation closing device is including compressing tightly jar, workstation pressure strip, and the bottom that should compress tightly the jar is fixed on this processing district workstation base, and this workstation pressure strip is installed at the top that should compress tightly the jar, and this structure is succinct, and it is fast to loosen to press from both sides tight response speed, compresses tightly firmly.

Preferably, this workstation push-and-pull device includes the line rail, the motor cabinet, servo motor, the gear, the rack, the bracket platform, control switch, this line rail sets up on this loading and unloading district's workstation base, and perpendicular to this processing district, this motor cabinet slides and sets up on this line rail, this servo motor sets up in this motor cabinet, this servo motor's output shaft is connected with the pivot of this gear, this rack sets up the one side at this line rail, and mesh with this gear mutually, this bracket platform sets up on this motor cabinet, and be used for push-and-pull this workstation, this control switch is used for controlling servo motor's start-up and closing, its simple structure, the stroke control is accurate, stability is strong, response speed is fast.

Preferably, the base of the workbench in the loading and unloading area is provided with a plurality of groups of roller groups for the sliding of the bracket platform, so that the bracket is uniformly stressed when pulled, and the friction force is small and labor is saved.

Preferably, a bracket platform drag hook is arranged on one side of the bracket platform, which is close to the processing area, so that the bracket platform is convenient to fix during moving.

Preferably, the both sides of this workstation all are provided with the workstation drag hook with this bracket platform drag hook looks adaptation, remove more firmly stable, safer in the pulling workstation.

Preferably, this line rail is two, and both sides all can load and unload, improve work efficiency.

Preferably, the support stand is provided with an airtight detector, so that the work flow confirmation is safer.

Preferably, this control switch is including setting up the travel switch that is connected in the bottom of this motor cabinet and with this servo motor, setting up both sides and can supply the travel switch that this travel switch touched to bump the piece around this line rail, and travel control is more accurate, and time efficiency is more high-efficient.

Preferably, the workbench pressing plate is connected with the pressing cylinder through a screw nut, so that the supporting area is large, and the workbench pressing plate is safer and more stable.

Through adopting foretell technical scheme, the beneficial effects of the utility model are that: compare only one workstation at present through reforming transform current workstation structure, be equipped with two workstations at least. Through the improved processing work flow, the original work flow of stopping and replacing materials can be replaced by the work flow of replacing the workbench. Save operating time, promote work efficiency. The two working areas of the first loading and unloading area and the second loading and unloading area on the two sides of the processing area can be used for clamping and loading and unloading workpieces, and the working efficiency is improved.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

Clearly, such and other objects of the present invention will become more apparent from the detailed description of the preferred embodiments hereinafter set forth in the various drawings and drawings.

These and other objects, features and advantages of the present invention will become more apparent from the following detailed description of the preferred embodiments, taken in conjunction with the accompanying drawings.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, together with the description of embodiments of the invention, serve to explain the invention and not to limit the invention.

In the drawings, like parts are designated with like reference numerals, and the drawings are schematic and not necessarily drawn to scale.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only one or several embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to such drawings without creative efforts.

FIG. 1 is an overall view of a table;

FIG. 2 is a general view of a switching area of a workbench;

FIG. 3 is a view of the structure of the pressing device of the working table;

FIG. 4 is a detail view of the push-pull mechanism of the table;

fig. 5 is a cross-sectional view of the table hold-down device.

Description of the main reference numerals:

workstation, 1:

a workbench draw hook 11;

workbench switching area, 2:

a first loading and unloading zone, 21; a processing zone, 22; a second loading and unloading zone, 23; a loading and unloading area workbench base 24; a roller group, 241; a working area table base 25;

workstation closing device, 3:

a pressing cylinder 31; a table hold-down plate, 32;

workbench push-pull device, 4:

a wire track, 41; a motor base 42; a servo motor 43; a gear, 44; a rack 45; a carriage block 46; bracket table drag hook 461; an air-tightness detector, 462; a control switch 47; a travel switch 471; a travel switch bump block, 472;

Detailed Description

The following disclosure provides many different embodiments, or examples, for implementing different features of the invention. Specific examples of components and arrangements are described below to simplify the present disclosure. Of course, this is merely an example and is not intended to be limiting. For example, the formation of a first feature "over" or "on" a second feature in the description that follows may include embodiments in which the first and second features are formed in direct contact, and may also include embodiments in which additional features may be formed between the first and second features, such that the first and second features may not be in direct contact.

Furthermore, spatially relative terms (such as "lower," "below," "lower," "upper," "above," "upper," and the like) are used herein for ease of description to describe one element or component's relationship to another element or component as illustrated in the figures. Such spatially relative terms are intended to encompass different orientations of the device or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below" can encompass both an orientation of above and below.

Referring to fig. 1, fig. 1 is a whole view of a workbench 1, the workbench is used for placing a workpiece to be processed, at least two of the double-exchange workbench mechanisms are provided with the workbench 1, the workbench draw hooks 11 matched with the bracket platform draw hooks 461 are arranged on two sides of the workbench 1, and the workbench is firmer and more stable in moving.

Referring to fig. 2, fig. 2 is an overall view of the table exchange area 2, which includes a processing area 22, and a first loading/unloading area 21 and a second loading/unloading area 23 disposed on both sides of the processing area 22, wherein the processing area 22 is provided with a processing area table base 25, and the first loading/unloading area 21 and the second loading/unloading area 23 are both provided with a loading/unloading area table base 24. The loading and unloading area workbench base 24 is provided with the workbench push-pull device 4, the loading and unloading area workbench base 24 is provided with a plurality of roller sets 241 for the sliding of the bracket table 46, the stress is uniform when the bracket is pulled, the friction is small, and the labor is saved.

Referring to fig. 3, fig. 3 is a structural view of a table pressing device 3 provided on the working area table base 25, the table pressing device 3 being used to press or release the table 1 on the working area table base 25. This workstation closing device 3 is including compressing tightly jar 31, workstation pressure strip 32, and this bottom that compresses tightly jar 31 is fixed on this processing district workstation base 25, and this workstation pressure strip 32 is installed at this top that compresses tightly jar 31, and this workstation pressure strip 32 passes through the screw nut to be connected with this compressing tightly jar 31, and this structure is succinct, and it is fast to loosen to press from both sides tight response speed, compresses tightly firmly.

Referring to fig. 4, fig. 4 is a detailed view of the table push-pull 4, which is disposed on the loading bay table base 24, the workbench push-pull device 4 is used for pushing or pulling the workbench 1 to or from the processing area 22, the workbench push-pull device 4 comprises a linear rail 41, a motor seat 42, a servo motor 43, a gear 44, a rack 45, a bracket platform 46 and a control switch 47, the wire track 41 is disposed on the loading and unloading zone table base 24, and is perpendicular to the processing zone 22, the motor base 42 is slidably disposed on the wire rail 41, the servo motor 43 is disposed in the motor base 42, the output shaft of the servo motor 43 is connected with the rotating shaft of the gear 44, the rack 45 is arranged at one side of the linear rail 41 and meshed with the gear 44, the bracket platform 46 is disposed on the motor base 42 and used for pushing and pulling the workbench 1, and the control switch 47 is used for controlling the servo motor 43 to be turned on and off. The two linear rails 41 are provided, the air-tight detector 462 is arranged on the bracket platform 46, one side of the bracket platform 46 close to the processing area 22 is provided with a bracket platform drag hook 461, the control switch 47 comprises a travel switch 471 arranged at the bottom of the motor base 42 and connected with the servo motor 43, and travel switch contact blocks 472 arranged at the front side and the rear side of the linear rails 41 and capable of being contacted by the travel switch 471, and the air-tight detector has the advantages of simple structure, accurate travel control, strong stability and high response speed.

Referring to fig. 5, fig. 5 is a sectional view of the table pressing device 3, and the table pressing device 3 is composed of a plurality of pressing cylinders 31. And the rows and the columns are arranged. The bottom of the pressing cylinder 31 is fixed on the base 25 of the workbench in the processing area, and the pressing plate 32 of the workbench is fixed on the top of the pressing cylinder 31 through the screw and nut. The pressing cylinder 31 is controlled by oil pressure to ascend and descend, so that the worktable pressing plate 32 finishes loosening and pressing actions.

When a workpiece to be machined above the workbench 1 in the machining area 22 is being machined, the workbench push-pull device 4 in the second loading and unloading area 23 is started, the servo motor 43 drives the gear 44 to drive the motor base 42, the bracket platform 46 and the bracket platform draw hook 461 to move on the rack 45 towards the machining area 22, wherein the control switch 47 performs start-stop control, and the pre-tensioning position is determined through the travel switch touch block 472. After the workpiece in the processing area 22 is processed, the worktable hold-down apparatus 3 performs a pressure relief and release operation, and the worktable hook 11 in the processing area 22 is engaged with the cradle table hook 461 of the worktable push-pull apparatus 4 in the second loading and unloading area 23, and the airtightness detector 462 on the cradle table hook 461 determines that the preparatory operation to draw is completed. Then, the servo motor 43 in the second loading/unloading zone 23 drives the motor base 42 and the rack 45 to move in the opposite direction to the processing zone 22. The worktable 1 located at the processing area 22 is pulled from the worktable base 25 of the processing area to the roller of the worktable pushing and pulling device 4 of the second loading and unloading area 23, the friction force is reduced by rolling, and the worktable slides to the stroke end point for unloading.

At this time, the worktable 1 is not arranged on the worktable base 25 of the processing area 22, the worktable push-pull device 4 in the first loading and unloading area 21 is started, the worktable 1 which is positioned in the first loading and unloading area 21 and clamped with the workpiece is pushed to the processing area 22 in the same control mode, and after the pushing in place is confirmed through the stroke switch collision block 472, the worktable pressing device 3 of the processing area 22 carries out pressing operation again, so that the stability and the safety of the workpiece during processing are ensured.

The exchange procedure is completed by replacing the original mode of stopping and changing materials by the mode of changing the workbench 1.

It is to be understood that the disclosed embodiments are not limited to the particular process steps or materials disclosed herein, but rather, are extended to equivalents thereof as would be understood by those of ordinary skill in the relevant art. It is also to be understood that the terminology used herein is for the purpose of describing particular embodiments only, and is not intended to be limiting.

Reference in the specification to "an embodiment" means that a particular feature, or characteristic described in connection with the embodiment is included in at least one embodiment of the invention. Thus, the appearances of the phrase or "an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment.

Furthermore, the described features or characteristics may be combined in any other suitable manner in one or more embodiments. In the above description, certain specific details are provided, such as thicknesses, amounts, etc., to provide a thorough understanding of embodiments of the invention. One skilled in the relevant art will recognize, however, that the invention may be practiced without one or more of the specific details, or with other methods, components, etc.

Claims

1. A dual exchange table mechanism, comprising:

the workbench is used for placing workpieces to be processed, and the number of the workbench is at least two;

the workbench exchange area comprises a processing area, a first loading and unloading area and a second loading and unloading area, wherein the first loading and unloading area and the second loading and unloading area are arranged on the left side and the right side of the processing area;

the workbench pressing device is arranged on the workbench base of the processing area and is used for pressing or loosening the workbench on the workbench base of the processing area;

and the workbench push-pull device is arranged on the workbench base of the loading and unloading area and is used for pushing or pulling the workbench to or away from the processing area.

2. The dual exchange table mechanism of claim 1, wherein the table hold-down device comprises a hold-down cylinder, a table hold-down plate, the bottom of the hold-down cylinder being fixed to the processing zone table base, the table hold-down plate being mounted on top of the hold-down cylinder.

3. The dual stage exchange mechanism of claim 1, wherein the stage pushing and pulling device comprises a wire rail, a motor base, a servo motor, a gear, a rack, a carriage, and a control switch, the wire rail is disposed on the stage base of the loading/unloading zone and perpendicular to the processing zone, the motor base is slidably disposed on the wire rail, the servo motor is disposed in the motor base, an output shaft of the servo motor is connected to a rotating shaft of the gear, the rack is disposed on one side of the wire rail and engaged with the gear, the carriage is disposed on the motor base and is used for pushing and pulling the stage, and the control switch is used for controlling the servo motor to be turned on and off.

4. A double exchange table mechanism according to claim 3, wherein the loading and unloading zone table base is provided with a plurality of sets of rollers for the carriage table to slide.

5. The dual exchange table mechanism of claim 3, wherein a side of the cradle table adjacent the processing area is provided with a cradle table pull hook.

6. The dual exchange table mechanism of claim 5, wherein the table is provided with table hooks on both sides of the table that are adapted to the pallet table hooks.

7. A dual stage exchange mechanism according to claim 3 wherein the line rails are two.

8. A dual stage exchange mechanism according to claim 3 wherein the carriage block is provided with an air-tight detector.

9. The dual-exchange workbench mechanism according to claim 3, wherein the control switch comprises a travel switch disposed at the bottom of the motor base and connected to the servo motor, and travel switch contact blocks disposed at the front and rear sides of the wire track and touched by the travel switch.

10. The dual stage exchange table mechanism of claim 2, wherein the table hold-down plate is connected to the hold-down cylinder by a threaded screw nut.