CN215879975U

CN215879975U - Flexible connecting device for workbench

Info

Publication number: CN215879975U
Application number: CN202121365685.1U
Authority: CN
Inventors: 林元; 陈夕
Original assignee: Shenzhen Wensijie Intelligent Equipment Co ltd
Current assignee: Shenzhen Wensijie Intelligent Equipment Co ltd
Priority date: 2021-06-20
Filing date: 2021-06-20
Publication date: 2022-02-22
Anticipated expiration: 2031-06-20

Abstract

The utility model discloses a flexible connecting device used on a workbench, belonging to the field of high-precision PCB numerical control drilling machines. The utility model discloses a, when great vibrations take place at the operation panel top, because connect the device mutually for sliding construction, so the operation panel can take place slight undulation, the buffer device atress can produce opposite effort will cushion the impulsive force, thereby avoid the operation panel to take place to undulate, buffer device also can remove thereupon when connecting the device function mutually, can not influence the device normal operating that meets, buffer device's setting can improve the stability of operation panel, the too big problem of connecting device wearing and tearing for the workstation in the past has been solved.

Description

Flexible connecting device for workbench

Technical Field

The utility model relates to the field of high-precision PCB numerical control drilling machines, in particular to a flexible connecting device used on a workbench.

Background

The PCB numerical control drilling machine is used as a high-precision and ultra-high-speed machine tool and becomes an indispensable machining master machine in the PCB printed circuit industry. Along with the area of the PCB circuit board is continuously increased, higher requirements on efficiency and precision are provided, and the stroke of the workbench of the PCB numerical control drilling machine is bound to be increased. But the area of the workbench is increased, and the stability and the influence of thermal expansion and cold contraction are problems to be solved.

The prior art at present is divided into two types: one is that the worktable is rigidly connected with the guiding device; one is for the workstation to connect with the air supporting, the rigid connection has the problem: the working table is lengthened or shortened along with the influence of expansion with heat and contraction with cold, the friction coefficient between the guide rail of the guide part and the sliding block is inevitably increased, the running resistance of the working table is increased, and the abrasion and the aging of the sliding block and the guide rail are accelerated under the environment of high-speed motion, so that the gap is increased, and the processing precision of the whole machine is influenced; problems with air-float connections: the air floatation connection is that an air gap is formed between the air floatation foot and the bed body, the air floatation mode needs compressed air, the air floatation foot has large air consumption, can not work when no air exists, does not work when the air pressure is unstable, the air floatation foot is easy to damage when misoperation occurs, has high maintenance difficulty and cost, and the like; and the buffering effect of the conventional drilling machine operating platform is poor, so that a flexible connecting device used on the operating platform is provided by the professional in the field, and the problems mentioned above are solved.

SUMMERY OF THE UTILITY MODEL

In view of the problems in the prior art, an object of the present invention is to provide a flexible connection device for a workbench, so as to solve the problems that the guide unit of the drilling machine is worn too fast and the workbench does not have a buffer function in the past.

In order to solve the above problems, the present invention adopts the following technical solutions.

The utility model provides a flexible connection device for on workstation, includes the lathe bed, the top of lathe bed is provided with two devices that meet, the top of lathe bed is provided with the operation panel, two the equal fixed connection in top of the device that meets is on the operation panel, the bottom of operation panel is provided with two buffer, two buffer's bottom all contacts with the lathe bed.

As a further description of the above technical solution: the device that meets includes vertical guide rail, the detachable connection of vertical guide rail is at the top of lathe bed, sliding connection has the longitudinal sliding slider on the vertical guide rail, the detachable connection in top of longitudinal sliding slider has the transverse guide mount pad, the top fixedly connected with transverse guide rail of transverse guide mount pad, sliding connection has the transverse sliding slider on the transverse guide rail, the top fixed connection of transverse sliding slider is on the operation panel.

As a further description of the above technical solution: two otic placodes of equal fixedly connected with on vertical guide rail and the transverse guide mount pad, the equal threaded connection in top of otic placode has the installation pole, the bottom of installation pole all runs through and extends to the bottom of otic placode.

As a further description of the above technical solution: buffer includes the installation piece, the detachable connection of installation piece is in the bottom of operation panel, fixedly connected with buffer spring on the interior roof of installation piece, buffer spring's bottom fixedly connected with floats the board, the bottom of floating the board is rotated and is connected with the universal wheel, the bottom and the lathe bed of universal wheel contact.

As a further description of the above technical solution: two limiting rods are fixedly connected to the inner top wall of the mounting block, and the bottom ends of the two limiting rods penetrate through and extend to the bottom of the floating plate.

As a further description of the above technical solution: the top fixedly connected with mounting panel of installation piece, two mounting holes have been seted up on the mounting panel.

Compared with the prior art, the utility model has the advantages that:

(1) in the scheme, a user needs to install the connecting device at the top of the lathe bed, install the buffer device at the bottom of the operating platform and then install the operating platform on the connecting device, and when the working platform is lengthened or shortened due to the influence of expansion with heat and contraction with cold and other external forces, the force cannot be directly acted on the longitudinal guide unit, but is released freely through the transverse guide units which are vertical to the longitudinal guide unit; when the workbench is widened or narrowed under the influence of expansion and contraction and other external forces, the force cannot be directly acted on the transverse guide unit, but the force generated by the change of the size of the workbench caused by the expansion and contraction and other external forces is released through the free release of the longitudinal guide unit which is perpendicular to the transverse guide unit, and is not acted on the guide unit. Therefore, the service life of the guide element is greatly prolonged by the arrangement of the connecting device, the flatness of the workbench can be guaranteed, when the top of the workbench shakes greatly, the workbench can slightly undulate due to the fact that the connecting device is of a sliding structure, the impact force can be buffered by the aid of the buffer device under the action of opposite acting force, the operation workbench is prevented from undulating, the buffer device can move along with the workbench when the connecting device operates, normal operation of the connecting device cannot be influenced, stability of the operation workbench can be improved by the arrangement of the buffer device, and the problem that the connecting device for the workbench is abraded too much in the past is solved.

(2) According to the scheme, when the operating platform is lengthened or shortened due to the influence of expansion with heat and contraction with cold and other external forces, the force cannot be directly acted on the longitudinal guide rail and the longitudinal sliding slide block, and the transverse guide rail and the transverse sliding slide block which are perpendicular to the longitudinal guide rail are matched with each other so as to be freely released; when the operation table is widened or narrowed under the influence of expansion with heat and contraction with cold and other external forces, the force cannot be directly acted on the transverse guide rail and the transverse sliding slide block, but is released freely through the longitudinal guide unit which is perpendicular to the transverse guide rail, the force generated by the change of the size of the operation table caused by the expansion with heat and contraction with cold and other external forces is released instead of acting on the guide unit, the service life of the guide element is greatly prolonged through the arrangement of the connecting device, and meanwhile, the flatness of the operation table can be ensured.

(3) This scheme, the user can use through the cooperation between otic placode and the installation pole and carry out quick dismouting with horizontal guide unit and vertical guide unit to this makes things convenient for the maintenance to the device that meets.

(4) This scheme, when great vibrations take place at the operation panel top, because connect the device mutually and be sliding structure, so the operation panel can take place slight undulation, installation piece atress extrudees buffer spring downwards, the universal wheel makes the buffer spring atress shrink with the lathe bed contact, the in-process of buffer spring atress can produce opposite effort and cushion the impact force of vibrations, thereby avoid the operation panel to take place to fluctuate, rotate the universal wheel of connection in the floating plate bottom when the device function that meets and also can remove thereupon, can not influence the device normal operating that meets, buffer's setting can improve the stability of operation panel.

(5) This scheme, the setting of gag lever post can play the restriction effect to the floating plate for the floating plate can only carry out vertical direction's removal, avoids the universal wheel to take place the slope.

(6) This scheme, the cooperation between mounting panel and the mounting hole is used and is made buffer can be by quick dismouting of carrying on to be convenient for overhaul and change buffer.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic perspective view of a connection device according to the present invention;

fig. 4 is a schematic perspective view of a buffering device according to the present invention.

The reference numbers in the figures illustrate:

1. a bed body; 2. a phase connection device; 201. a longitudinal guide rail; 202. a longitudinally sliding slider; 203. a transverse guide rail mounting seat; 204. a lateral guide rail; 205. a transverse sliding block; 3. an operation table; 4. a buffer device; 401. mounting blocks; 402. a buffer spring; 403. a floating plate; 404. a universal wheel; 5. an ear plate; 6. mounting a rod; 7. a limiting rod; 8. mounting a plate; 9. and (7) installing holes.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention;

referring to fig. 1 to 4, the flexible connection device for a workbench of the present invention includes a bed 1, two connection devices 2 are disposed on the top of the bed 1, an operation table 3 is disposed on the top of the bed 1, the top ends of the two connection devices 2 are both fixedly connected to the operation table 3, two buffer devices 4 are disposed at the bottom of the operation table 3, and the bottom ends of the two buffer devices 4 are both in contact with the bed 1.

In the utility model, a user needs to install the connecting device 2 at the top of the bed body 1, install the buffer device 4 at the bottom of the operating platform 3 and then install the operating platform 3 on the connecting device 2, when the operating platform 3 is lengthened or shortened due to the influence of thermal expansion and cold contraction and other external forces, the force is not directly acted on the longitudinal guide unit, but is freely released through the transverse guide units which are vertical to the longitudinal guide unit; when the operation table 3 is affected by thermal expansion and cold contraction and other external forces to widen or narrow, the force cannot be directly acted on the transverse guiding unit, but the longitudinal guiding unit which is perpendicular to the transverse guiding unit is freely released, and the force generated by the dimensional change of the operation table 3 caused by the thermal expansion and cold contraction and other external forces is released instead of acting on the guiding unit, so that the service life of the guiding element is greatly prolonged by the arrangement of the connecting device 2, the flatness of the operation table 3 can be ensured, when the top of the operation table 3 is greatly vibrated, the operation table 3 can slightly fluctuate due to the sliding structure of the connecting device 2, the impact force can be buffered by the buffer device 4 under the action of force, the fluctuation of the operation table 3 can be avoided, and the buffer device 4 can move along with the operation of the connecting device 2, the normal operation of the connecting device 2 cannot be influenced, the arrangement of the buffer device 4 can improve the stability of the operating platform 3, and the problem that the connecting device for the workbench is excessively abraded in the past is solved.

Please refer to fig. 1-3, wherein: the connecting device 2 comprises a longitudinal guide rail 201, the longitudinal guide rail 201 is detachably connected to the top of the bed 1, a longitudinal sliding slider 202 is connected onto the longitudinal guide rail 201 in a sliding manner, a transverse guide rail mounting seat 203 is detachably connected onto the top of the longitudinal sliding slider 202, a transverse guide rail 204 is fixedly connected onto the top of the transverse guide rail mounting seat 203, a transverse sliding slider 205 is connected onto the transverse guide rail 204 in a sliding manner, and the top of the transverse sliding slider 205 is fixedly connected onto the operating platform 3.

In the utility model, when the operation table 3 is lengthened or shortened due to the influence of thermal expansion and cold contraction and other external forces, the force is not directly acted on the longitudinal guide rail 201 and the longitudinal sliding slide block 202, but is freely released through the matching between the transverse guide rail 204 and the transverse sliding slide block 205 which are perpendicular to the longitudinal guide rail 201; when the operation table 3 is widened or narrowed due to the influence of expansion with heat and contraction with cold and other external forces, the force is not directly applied to the transverse guide rail 204 and the transverse sliding slide block 205, but is freely released through the longitudinal guide unit perpendicular to the transverse guide rail 204, and the force generated by the change of the size of the operation table 3 due to the expansion with heat and contraction with cold and other external forces is released instead of being applied to the guide unit, so that the service life of the guide element is greatly prolonged by the arrangement of the connection device 2, and the flatness of the operation table 3 can be ensured.

Please refer to fig. 3, in which: two otic placodes 5 of equal fixedly connected with on vertical guide rail 201 and the transverse guide mount pad 203, the equal threaded connection in top of otic placode 5 has installation pole 6, and the bottom of installation pole 6 all runs through and extends to the bottom of otic placode 5.

In the utility model, a user can rapidly disassemble and assemble the transverse guide unit and the longitudinal guide unit by matching the ear plate 5 and the mounting rod 6, thereby facilitating the overhaul of the connecting device 2.

Please refer to fig. 1 and 4, wherein: buffer 4 includes installation piece 401, and the detachable connection of installation piece 401 is in the bottom of operation panel 3, fixedly connected with buffer spring 402 on the interior roof of installation piece 401, and buffer spring 402's bottom fixedly connected with floats board 403, and the bottom of floating board 403 is rotated and is connected with universal wheel 404, and the bottom and the lathe bed 1 of universal wheel 404 contact.

In the utility model, when large vibration occurs at the top of the operating platform 3, the operating platform 3 slightly fluctuates due to the sliding structure of the connecting device 2, the mounting block 401 is stressed to downwards extrude the buffer spring 402, the universal wheel 404 is contacted with the bed body 1 to enable the buffer spring 402 to be stressed and contracted, and the buffer spring 402 can generate opposite acting force to buffer the impact force of the vibration in the stressed process, so that the fluctuation of the operating platform 3 is avoided, the universal wheel 404 rotatably connected to the bottom of the floating plate 403 can move along with the floating plate when the connecting device 2 operates, the normal operation of the connecting device 2 cannot be influenced, and the arrangement of the buffer device 4 can improve the stability of the operating platform 3.

Please refer to fig. 1 and 4, wherein: two limiting rods 7 are fixedly connected to the inner top wall of the mounting block 401, and the bottom ends of the two limiting rods 7 penetrate through and extend to the bottom of the floating plate 403.

In the utility model, the arrangement of the limiting rod 7 can limit the floating plate 403, so that the floating plate 403 can only move in the vertical direction, and the universal wheel 404 is prevented from inclining.

Please refer to fig. 4, in which: the top fixedly connected with mounting panel 8 of installation piece 401 has seted up two mounting holes 9 on the mounting panel 8.

In the utility model, the buffer device 4 can be rapidly disassembled and assembled by matching the mounting plate 8 and the mounting hole 9, thereby facilitating the overhaul and the replacement of the buffer device 4.

The working principle is as follows: a user needs to install the connecting device 2 on the top of the bed 1, install the buffer device 4 on the bottom of the operating platform 3, and install the operating platform 3 on the connecting device 2, when the operating platform 3 is elongated or shortened due to thermal expansion and cold contraction and other external force influences, the force cannot be directly acted on the longitudinal guide rail 201 and the longitudinal sliding slider 202, but is released freely through the cooperation between the transverse guide rail 204 perpendicular to the longitudinal guide rail 201 and the transverse sliding slider 205; when the operation table 3 is affected by thermal expansion and cold contraction and other external forces to widen or narrow, the force is not directly applied to the transverse guide rail 204 and the transverse sliding slider 205, but is freely released through the longitudinal guide unit perpendicular to the transverse guide rail 204, the force generated by the dimensional change of the operation table 3 caused by thermal expansion and cold contraction and other external forces is released instead of being applied to the guide unit, the service life of the guide element is greatly prolonged by the arrangement of the connecting device 2, the flatness of the operation table 3 can be ensured, when large vibration occurs at the top of the operation table 3, the operation table 3 slightly fluctuates due to the sliding structure of the connecting device 2, the mounting block 401 is forced to downwards extrude the buffer spring 402, the universal wheel 404 is contacted with the bed body 1 to make the buffer spring 402 force contract, and the impact force of the vibration can be buffered by the opposite acting force generated in the process of the force applied to the buffer spring 402, therefore, the operating platform 3 is prevented from fluctuating, the universal wheel 404 which is rotatably connected to the bottom of the floating plate 403 can also move along with the operating platform when the connecting device 2 operates, the normal operation of the connecting device 2 cannot be influenced, the stability of the operating platform 3 can be improved by the arrangement of the buffer device 4, and the problem that the connecting device for the operating platform is excessively abraded in the past is solved.

The foregoing is only a preferred embodiment of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a flexible connection device for on workstation, includes lathe bed (1), its characterized in that: the top of lathe bed (1) is provided with two devices (2) that meet, the top of lathe bed (1) is provided with operation panel (3), two the equal fixed connection in top of the device (2) that meet is on operation panel (3), the bottom of operation panel (3) is provided with two buffer (4), two the bottom of buffer (4) all contacts with lathe bed (1).

2. A flexible attachment for a workstation as claimed in claim 1, wherein: device (2) that meets includes longitudinal guide rail (201), the detachable top of connecting at lathe bed (1) of longitudinal guide rail (201), sliding connection has longitudinal sliding slider (202) on longitudinal guide rail (201), the detachable top that is connected with transverse guide mount pad (203) of longitudinal sliding slider (202), the top fixedly connected with transverse guide rail (204) of transverse guide mount pad (203), sliding connection has transverse sliding slider (205) on transverse guide rail (204), the top fixed connection of transverse sliding slider (205) is on operation panel (3).

3. A flexible attachment for a workstation as claimed in claim 2, wherein: two otic placodes (5) of equal fixedly connected with on longitudinal guide rail (201) and transverse guide rail mount pad (203), the equal threaded connection in top of otic placode (5) has installation pole (6), the bottom of installation pole (6) all runs through and extends to the bottom of otic placode (5).

4. A flexible attachment for a workstation as claimed in claim 1, wherein: buffer (4) include installation piece (401), the detachable connection of installation piece (401) is in the bottom of operation panel (3), fixedly connected with buffer spring (402) on the interior roof of installation piece (401), the bottom fixedly connected with of buffer spring (402) floats movable plate (403), the bottom of floating movable plate (403) is rotated and is connected with universal wheel (404), the bottom and the lathe bed (1) of universal wheel (404) contact.

5. A flexible connection means for a work table according to claim 4, wherein: two limiting rods (7) are fixedly connected to the inner top wall of the mounting block (401), and the bottom ends of the two limiting rods (7) penetrate through and extend to the bottom of the floating plate (403).

6. A flexible connection means for a work table according to claim 4, wherein: the top fixedly connected with mounting panel (8) of installation piece (401), two mounting holes (9) have been seted up on mounting panel (8).