CN215238683U

CN215238683U - Synchronous lifting workbench of laser cutting machine

Info

Publication number: CN215238683U
Application number: CN202121281921.1U
Authority: CN
Inventors: 郭红亮; 肖俊
Original assignee: Zhejiang Taihao Technology Co ltd
Current assignee: Zhejiang Taihao Technology Co ltd
Priority date: 2021-06-09
Filing date: 2021-06-09
Publication date: 2021-12-21
Anticipated expiration: 2031-06-09

Abstract

The utility model provides a synchronous lifting workbench of a laser cutting machine, which comprises a lifting platform base, an auxiliary lifting platform positioned above the lifting platform base, a cutting workbench which can be arranged on the auxiliary lifting platform in a translation way, and a driving mechanism arranged on the lifting platform base, wherein the driving mechanism is at least provided with one group respectively at the two outer sides of the lifting platform base, and the driving end of the driving mechanism is fixedly connected with the auxiliary lifting platform; its actuating mechanism adopts screw nut transmission mode to realize the lift action, and transmission precision is high, and response speed is fast, and support intensity is big, and actuating mechanism sets up the multiunit respectively in the outside both sides of elevating platform base, realizes the steady synchronous lift of workstation, and the cooperation sets up guide rail set spare and assists the direction to the lift action, improves equilibrium and synchronism by a wide margin, has solved the drive structure who exists among the prior art and has maintained inconvenient, support intensity low and the equilibrium subalternation technical problem.

Description

Synchronous lifting workbench of laser cutting machine

Technical Field

The utility model relates to a laser cutting technical field especially relates to laser cutting machine synchronous elevating platform.

Background

The exchange workbench is an auxiliary mechanism of the laser cutting machine, and has the main functions of reducing the waiting time for material changing and improving the efficiency of the laser cutting machine. The working area workbench is used for placing processing materials, the waiting area workbench is used for placing materials to be processed, and the working area workbench is required to be withdrawn after the materials on the working area workbench are processed and perform raw material exchange with the waiting area workbench.

Chinese utility model patent CN201821078496.4 discloses a laser cutting machine's elevating platform, including main lathe bed, hydraulic elevating platform includes elevating platform base, lifting bracket, actuating mechanism and leading wheel, lifting bracket sets up in elevating platform base top, actuating mechanism sets up on the elevating platform base to can drive lifting bracket rises or descends.

However, in the prior art, the lifting workbench is driven by hydraulic pressure, the hydraulic cylinder has oil leakage and is inconvenient to maintain, the supporting strength of the lifting device is not enough, the balance is poor, and the response speed is slow.

SUMMERY OF THE UTILITY MODEL

The utility model aims at prior art's weak point, a synchronous elevating platform of laser cutting machine is provided, its actuating mechanism adopts screw-nut transmission mode to realize the lift action, transmission precision is high, response speed is fast, it is big to support intensity, and actuating mechanism sets up the multiunit respectively in the outside both sides of elevating platform base, realize the steady synchronous lift of workstation, the cooperation sets up guide rail set spare and assists the direction to the lift action, improve equilibrium and synchronism by a wide margin, the drive structure who has solved and has existed among the prior art maintains inconveniently, support intensity is low and technical problem such as the equilibrium is poor.

In order to achieve the above object, the utility model provides a following technical scheme:

synchronous elevating platform of laser cutting machine, include the elevating platform base, be located the supplementary elevating platform and the translation of elevating platform base top set up in cutting table on the supplementary elevating platform still including install in actuating mechanism on the elevating platform base, actuating mechanism is provided with a set ofly respectively in the outside both sides of elevating platform base at least, and this actuating mechanism's drive end with supplementary elevating platform fixed connection.

Preferably, the driving mechanisms are distributed along the length direction of the lifting platform base in multiple groups, and the driving mechanisms on two sides of the lifting platform base are arranged oppositely one by one.

Preferably, the driving mechanism includes a mounting base fixedly mounted on the base of the lifting table and a lifting driving assembly mounted on the mounting base.

Preferably, the lifting driving assembly comprises a lifting driving part and a screw rod which are vertically arranged side by side, and further comprises a driving gear, a nut and a driven gear, wherein the driving gear is coaxially fixed with the driving end of the lifting driving part, the nut is installed on the screw rod in a threaded fit manner, the driven gear is coaxially and fixedly connected with the nut, the driving gear is meshed with the driven gear, and the top of the screw rod is fixedly connected with the auxiliary lifting platform.

Preferably, the lifting driving part is fixedly installed at the top of the installation seat, and the nut is rotatably and limitedly installed at the top of the installation seat; the lifting driving part drives the driven gear to rotate so as to drive the screw rod to perform lifting motion.

Preferably, the lifting driving part comprises a motor and a speed reducer coaxially connected with the driving end of the motor, and the output end of the speed reducer extends out of the top of the mounting seat and is coaxially connected with the driving gear.

Preferably, the driving mechanism further comprises a guide rail assembly which is mounted on the mounting base and is arranged side by side with the lifting driving assembly.

Preferably, the guide rail assembly comprises a guide rail which is slidably arranged through the top of the mounting base, and the top of the guide rail is fixedly connected with the auxiliary lifting platform.

Preferably, the bottom of the guide rail assembly and the bottom of the screw rod are arranged in the mounting seat in a hanging mode, and a buffer cushion block is further arranged at the bottom of the screw rod.

Preferably, two sets of upper and lower guide rails are correspondingly arranged on two opposite inner sides of the auxiliary lifting table, and guide rail wheels capable of being erected on the guide rails are rotatably arranged at the bottom of the cutting workbench.

Preferably, one side of the guide rail relative to the main cutting workbench is provided with an adjustable buffer seat.

Preferably, the outside both sides of supplementary elevating platform are provided with the tight subassembly in top respectively, and every side the tight subassembly in top corresponds two sets ofly the guide rail is provided with two sets ofly from top to bottom, it is provided with the tight groove in top to correspond on the cutting table, the tight subassembly in top including the tight drive division in top that the level set up and with the flexible tip fixed connection and the protractile of the tight drive division in top the tight inslot in top.

The beneficial effects of the utility model reside in that:

(1) the utility model realizes the lifting action by adopting a screw and nut transmission mode through the driving mechanism, has high transmission precision, fast response speed and large support strength, and has low failure rate and more convenient maintenance compared with the traditional hydraulic lifting mode; the driving mechanism is respectively provided with a plurality of groups on two sides of the outer part of the lifting platform base, so that the stable and synchronous lifting of the working platform is realized, and the guide rail assembly is arranged in a matched manner to perform auxiliary guiding on the lifting action, so that the balance and the synchronism are greatly improved;

(2) the utility model has the advantages that the cushion block is arranged at the bottom of the screw rod, the adjustable buffer seat is arranged at one side of the guide rail, the buffer and limiting effects are achieved, the rigid impact among all the components in the action process is prevented, and the operation safety and the stability are enhanced; through setting up the tight subassembly in top, prevent that the cutting table from taking place the tremble.

Drawings

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

FIG. 2 is a schematic view of a partial structure of the present invention;

fig. 3 is a schematic structural view of the driving mechanism of the present invention;

fig. 4 is a schematic front view of the driving mechanism of the present invention;

FIG. 5 is an enlarged view taken at A in FIG. 1;

fig. 6 is an enlarged view of fig. 1 at B.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but 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.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Example one

As shown in fig. 1-2, the synchronous lifting workbench of the laser cutting machine comprises a lifting platform base 1, an auxiliary lifting platform 2 located above the lifting platform base 1, a cutting workbench 3 horizontally arranged on the auxiliary lifting platform 2, and a driving mechanism 4 installed on the lifting platform base 1, wherein the driving mechanism 4 is at least provided with a group on two sides of the outside of the lifting platform base 1, and the driving end of the driving mechanism 4 is fixedly connected with the auxiliary lifting platform 2.

Preferably, the driving mechanisms 4 are distributed along the length direction of the lifting platform base 1 in multiple groups, and the driving mechanisms 4 on two sides of the lifting platform base 1 are arranged oppositely one by one.

In this embodiment, the driving mechanism 4 is respectively provided with a plurality of groups on two sides of the outside of the lifting platform base 1, so that the stable synchronous lifting of the working platform can be realized, and the supporting strength is high.

As a preferred embodiment, three sets of the driving mechanisms 4 are provided on each side of the lifting platform base 1.

Preferably, as shown in fig. 3, the driving mechanism 4 includes a mounting base 41 fixedly mounted on the lifting table base 1, and a lifting driving unit 42 mounted on the mounting base 41.

Preferably, as shown in fig. 4, the lifting driving assembly 42 includes a lifting driving portion 421 and a screw rod 422 that are vertically and side by side, and further includes a driving gear 423 coaxially fixed to a driving end of the lifting driving portion 421, a nut 424 that is installed on the screw rod 422 in a screw-fit manner, and a driven gear 425 coaxially and fixedly connected to the nut 424, wherein the driving gear 423 and the driven gear 425 are engaged with each other, and a top of the screw rod 422 is fixedly connected to the auxiliary lifting table 2.

In this embodiment, lift drive assembly 42 adopts screw nut transmission mode to realize the lift action, and transmission precision is high, and response speed is fast, and support intensity is big, compares in traditional hydraulic pressure lift mode, and the fault rate is low and it is more convenient to maintain.

Preferably, the lifting driving part 421 is fixedly mounted on the top of the mounting seat 41, and the nut 424 is rotatably mounted on the top of the mounting seat 41 in a limited manner; the lifting driving part 421 drives the driven gear 425 to rotate so as to drive the screw 422 to perform lifting movement.

Preferably, the lifting driving portion 421 includes a motor and a speed reducer coaxially connected to a driving end of the motor, and an output end of the speed reducer extends out of a top of the mounting seat 41 and is coaxially connected to the driving gear 423.

Preferably, as shown in fig. 3, the driving mechanism 4 further includes a rail assembly 43 mounted on the mounting base 41 and disposed in parallel with the elevation driving assembly 42.

Preferably, as shown in fig. 4, the guide rail assembly 43 includes a guide rail 431 slidably disposed through a top of the mounting base 41, and a top of the guide rail 431 is fixedly connected to the auxiliary lifting platform 2.

In this embodiment, the guide rail assembly 43 is cooperatively arranged to assist in guiding the lifting action, so that the balance and synchronism are greatly improved, the supporting strength is high, and at least five tons of weight can be stably borne.

Preferably, the bottom of the guide rail assembly 43 and the bottom of the screw 422 are suspended inside the mounting seat 41, and a cushion block 426 is further disposed at the bottom of the screw 422.

In this embodiment, the bottom of the screw 422 is provided with the buffer cushion block 426, so that the buffer and limiting effects are achieved, the screw 422 is prevented from falling off due to excessive lifting or from rigidly impacting the top of the mounting seat 41 when the screw 422 rises to the top, and the safety and the stability of the lifting operation are enhanced.

Preferably, as shown in fig. 5, two sets of upper and lower guide rails 21 are correspondingly disposed on two opposite inner sides of the auxiliary lifting platform 2, and a guide rail wheel capable of being erected on the guide rails 21 is rotatably mounted on the bottom of the cutting table 3.

Example two

The same or corresponding components in this embodiment as those in the first embodiment are denoted by the same reference numerals as those in the first embodiment, and only the points of difference from the first embodiment will be described below for the sake of convenience. The second embodiment is different from the first embodiment in that:

preferably, as shown in fig. 5, the guide rail 21 is provided with an adjustable buffer base 5 at a side opposite to the main cutting table.

In this embodiment, the adjustable buffer base 5 is arranged on one side of the guide rail 21, so that the limiting and buffering effects are achieved, the limiting cutting workbench 3 is horizontally moved in place, and the rigid impact is avoided.

Preferably, as shown in fig. 2 and 6, two tightening assemblies 6 are respectively disposed on two outer sides of the auxiliary lifting platform 2, two sets of upper and lower tightening assemblies 6 on each side are disposed corresponding to the two sets of guide rails 21, a tightening groove 32 is correspondingly disposed on the cutting workbench 3, and each tightening assembly 6 includes a tightening driving portion 61 horizontally disposed and a tightening portion 62 fixedly connected with a telescopic end of the tightening driving portion 61 and capable of extending into the tightening groove 32.

In this embodiment, through setting up the tight subassembly 6 in top, prevent that cutting table from taking place the tremble, after cutting table 3 translation targets in place, the tight portion 62 of top drive portion 61 drive top stretches into the block in the tight groove 32 in top to carry out spacingly with cutting table 3.

In a preferred embodiment, the jacking components 6 are arranged on both sides of the auxiliary lifting platform 2 in the length direction.

The working steps are as follows:

the cutting workbench 3 is provided with two groups for alternative work, one side of the cutting workbench 3 is provided with a traction seat, when the cutting workbench works, a traction power mechanism on the main workbench pulls the cutting workbench 3 on the upper guide rail 21 to the main workbench through the traction seat for cutting work, and after the cutting work is finished, the traction power mechanism sends the cutting workbench 3 back to the upper guide rail 21 for blanking work; at the moment, the driving mechanism 4 drives the auxiliary lifting platform 2 to ascend until the height of the guide rail 21 positioned below is flush with that of the main workbench, the traction power mechanism pulls the cutting workbench 3 on the guide rail 21 positioned below to the main workbench for cutting, and after the cutting work is finished, the cutting workbench 3 returns to the guide rail 21 below for blanking; at the moment, the driving mechanism 4 drives the auxiliary lifting platform 2 to descend until the height of the guide rail 21 above the auxiliary lifting platform is flush with the height of the main working platform, and thus, the continuous cutting work is realized in a reciprocating and alternating mode.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. Synchronous elevating platform of laser cutting machine, including elevating platform base (1), be located the supplementary elevating platform (2) and the translation of elevating platform base (1) top set up in but cutting table (3) on supplementary elevating platform (2), still including install in actuating mechanism (4) on elevating platform base (1), its characterized in that, actuating mechanism (4) are provided with a set ofly respectively in the outside both sides of elevating platform base (1) at least, and the drive end of this actuating mechanism (4) with supplementary elevating platform (2) fixed connection.

2. The synchronous lifting workbench of the laser cutting machine as claimed in claim 1, wherein the driving mechanisms (4) are distributed along the length direction of the lifting platform base (1) in multiple groups, and the driving mechanisms (4) on two sides of the lifting platform base (1) are arranged in a one-to-one manner.

3. The synchronous lifting workbench of a laser cutting machine according to claim 1, characterized in that the driving mechanism (4) comprises a mounting seat (41) fixedly mounted on the lifting platform base (1) and a lifting driving assembly (42) mounted on the mounting seat (41).

4. The synchronous lifting workbench of the laser cutting machine according to claim 3, characterized in that the lifting driving assembly (42) comprises a lifting driving part (421) and a screw rod (422) which are vertically arranged side by side, a driving gear (423) coaxially fixed with the driving end of the lifting driving part (421), a nut (424) installed on the screw rod (422) in a threaded fit manner, and a driven gear (425) coaxially and fixedly connected with the nut (424), wherein the driving gear (423) and the driven gear (425) are engaged with each other, and the top of the screw rod (422) is fixedly connected with the auxiliary lifting platform (2).

5. The laser cutting machine synchronous lifting workbench according to claim 4, characterized in that the driving mechanism (4) further comprises a guide rail assembly (43) mounted on the mounting seat (41) and arranged side by side with the lifting driving assembly (42).

6. The laser cutting machine synchronous lifting workbench according to claim 5, characterized in that the guide rail assembly (43) comprises a guide rail (431) slidably arranged through the top of the mounting base (41), the top of the guide rail (431) is fixedly connected with the auxiliary lifting platform (2).

7. The synchronous lifting workbench of the laser cutting machine as recited in claim 5, characterized in that the bottom of the guide rail assembly (43) and the bottom of the screw rod (422) are suspended inside the mounting seat (41), and a cushion block (426) is further disposed at the bottom of the screw rod (422).

8. The synchronous lifting workbench of the laser cutting machine as claimed in claim 1, wherein two sets of upper and lower guide rails (21) are correspondingly arranged on two opposite inner sides of the auxiliary lifting platform (2), and a guide rail wheel capable of being erected on the guide rails (21) is rotatably arranged at the bottom of the cutting workbench (3).

9. Synchronous laser cutting machine lifting table according to claim 8, characterized in that the guide rail (21) is provided with an adjustable buffer seat (5) on the side opposite to the main cutting table.

10. The synchronous lifting workbench of laser cutting machine according to claim 8, characterized in that the two outer sides of the auxiliary lifting platform (2) are respectively provided with a tightening component (6), the tightening component (6) on each side is provided with two upper and lower sets corresponding to the two sets of guide rails (21), the cutting workbench (3) is correspondingly provided with a tightening groove (32), and the tightening component (6) comprises a tightening driving part (61) horizontally arranged and a tightening part (62) fixedly connected with the telescopic end of the tightening driving part (61) and capable of extending into the tightening groove (32).