CN220739860U - Lifting platform and laser processing equipment - Google Patents

Abstract

The utility model discloses a lifting platform and laser processing equipment, wherein the lifting platform comprises a mounting seat, a connecting rod assembly and a carrying plate, the connecting rod assembly comprises a first connecting rod and a second connecting rod, one end of the first connecting rod is connected with the mounting seat in a sliding manner, one end of the second connecting rod is rotatably connected with the mounting seat, and the second connecting rod is hinged with the middle part of the first connecting rod; the object stage is provided with an object carrying surface, the object carrying surface is used for placing a laser, and one side of the object stage, which is away from the object carrying surface, is hinged with the other end of the first connecting rod and the other end of the second connecting rod; the first connecting rod can slide relative to the mounting seat and drive the second connecting rod to rotate so as to enable the objective table to lift. The scheme of the utility model realizes the height adjustment of the laser when the laser emits light downwards.

Description

Lifting platform and laser processing equipment

Technical Field

The utility model relates to the technical field of laser processing, in particular to a lifting platform and laser processing equipment.

Background

The laser device emits laser light to a product to be processed, so that the laser processing of the product is realized. In the laser processing process, the focus of the laser needs to be allowed to fall on the product so as to ensure the quality of laser processing.

In the related art, a laser is placed on a fixed platform, a product is placed below the laser, and the laser is used for carrying out laser processing on the product in a downward light emitting mode. However, if the focal length of the downward light emitted by the laser is large, for example, the focal length of the downward light emitted by the light field mirror is large, the focal point of the laser is difficult to fall on a product, and then the quality of laser processing is affected.

Disclosure of Invention

The utility model aims to provide a lifting platform which aims to change the height of a laser when the laser emits light downwards, so that the focus of the laser can fall on a product, and the quality of laser processing is ensured.

In order to achieve the above object, the lifting platform provided by the utility model comprises a mounting seat, a connecting rod assembly and a carrying plate, wherein the connecting rod assembly comprises a first connecting rod and a second connecting rod, one end of the first connecting rod is slidably connected with the mounting seat, one end of the second connecting rod is rotatably connected with the mounting seat, and the second connecting rod is hinged with the middle part of the first connecting rod; the object stage is provided with an object carrying surface, the object carrying surface is used for placing a laser, and one side of the object stage, which is away from the object carrying surface, is hinged with the other end of the first connecting rod and the other end of the second connecting rod; the first connecting rod can slide relative to the mounting seat and drive the second connecting rod to rotate so as to enable the objective table to lift.

Optionally, the lifting platform further comprises a connecting shaft, and the two connecting rod assemblies are arranged, and the two first connecting rods and the two second connecting rods are respectively connected to two ends of the connecting shaft.

Optionally, the mounting seat comprises a mounting plate, a first guide block and a first sliding block, wherein the first guide block is arranged on one side of the mounting plate, which faces the connecting rod assembly; the first sliding block is connected with the first guide block in a sliding mode, and one end of the first connecting rod is connected with the first sliding block so as to slide on the mounting plate along with the sliding of the first sliding block.

Optionally, the mounting seat further comprises two first fixing blocks and a driving shaft, wherein the two first fixing blocks are arranged on two sides of the first guide block so as to form a first limit groove in a surrounding mode; the two ends of the driving shaft are rotatably connected to the groove walls of the first limiting groove and penetrate through the internal threaded hole, and the first sliding block moves along the axial direction of the driving shaft under the rotation of the driving shaft.

Optionally, the mounting base further includes an adjusting member, one end of the driving shaft is disposed through the first fixing block and exposed, and the adjusting member is connected to the driving shaft and exposed at one end of the first fixing block, so as to drive the driving shaft to rotate.

Optionally, the mounting seat comprises two first positioning blocks and a first positioning shaft, and the two first positioning blocks are oppositely arranged on one side of the mounting plate, facing the connecting rod assembly, and are arranged at intervals with the first guide blocks; the two ends of the first positioning shaft are respectively connected with the two first positioning blocks, and the second connecting rod is rotatably connected with the first positioning shaft. And/or, the mounting plate is provided with a connecting hole, the mounting plate is used for being mounted on the supporting table, the supporting table is provided with a mounting hole, and an adjusting screw is arranged to be connected with the connecting hole and the mounting hole in a penetrating way so as to connect the mounting plate and the supporting table.

Optionally, the object stage includes an object carrying plate, a second guide block and a second slider, where the object carrying plate is provided with the object carrying surface; the second guide block is arranged on one side of the object carrying plate, which is away from the object carrying surface; the second slider is connected with the second guide block in a sliding way, and one end of the second connecting rod is connected with the second slider so as to move on the carrying plate along with the sliding of the second slider.

Optionally, the objective table further includes two second fixing blocks, and the two second fixing blocks are disposed on two sides of the second guide block, so as to enclose and form a second limiting groove. And/or the objective table further comprises two second positioning blocks and a second positioning shaft, wherein the two second positioning blocks are oppositely arranged on one side of the object carrying plate, which is away from the object carrying surface, and are arranged at intervals with the second guide blocks; the two ends of the second positioning shaft are respectively connected with the two second positioning blocks, and the first connecting rod is rotatably connected with the second positioning shaft.

Optionally, the shape of the objective table is cuboid, the objective table comprises two level detectors, and the two level detectors are respectively arranged on the long side and the short side of the cuboid so as to detect whether the transverse direction and the longitudinal direction of the objective table are horizontal.

The utility model also provides laser processing equipment, which comprises a supporting table, the lifting platform, the laser and the marking table, wherein the lifting platform is arranged on the supporting table; the laser is arranged on the object carrying surface and is used for emitting laser downwards; the marking table is arranged on the light emitting side of the laser, the marking table is provided with a marking surface, the marking surface is used for placing a product, and the laser emits light downwards to mark the product.

In the technical scheme of the utility model, the laser is placed on the object carrying surface of the object carrying table, the two ends of the first connecting rod and the second connecting rod of the connecting rod assembly are respectively connected with the mounting seat and the object carrying table, the middle part of the first connecting rod and the second connecting rod are hinged to form a scissor type structure, and the second connecting rod is driven to rotate while the first connecting rod slides at one end of the mounting seat, so that the object carrying table is lifted along the direction approaching or departing from the mounting seat, and the lifting height of the laser is changed.

Compared with the laser directly placed on the fixed platform, the height of the laser on the fixed platform cannot be adjusted, and when the focal length of the downward light of the laser is large, the focal point of the laser is difficult to fall on a product. According to the scheme, the lifting platform is additionally arranged on the fixed platform, lifting of the laser on the fixed platform is achieved through the scissor structure of the lifting platform, then the height of the laser when light is emitted downwards is changed, the focus of the laser can fall on a product, and then the quality of laser processing is guaranteed.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a laser processing apparatus according to an embodiment of the present utility model;

FIG. 2 is a schematic view of the elevating platform in FIG. 1;

FIG. 3 is a schematic view of the mounting base of FIG. 2;

FIG. 4 is a schematic view of the connecting rod assembly of FIG. 2;

fig. 5 is a schematic structural diagram of the carrier plate in fig. 2.

Reference numerals illustrate:

the achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout is meant to include three side-by-side schemes, for example, "a and/or B", including a scheme, or B scheme, or a scheme that is satisfied by both a and B. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

The laser device emits laser light to a product to be processed, so that the laser processing of the product is realized. In the laser processing process, the focus of the laser needs to be allowed to fall on the product so as to ensure the quality of laser processing.

In the related art, a laser is placed on a fixed platform, a product is placed below the laser, and the laser is used for carrying out laser processing on the product in a downward light emitting mode. However, if the focal length of the downward light emitted by the laser is large, for example, the focal length of the downward light emitted by the light field mirror is large, the focal point of the laser is far away from the product, and the focal point of the laser is difficult to fall on the product, so that the quality of laser processing is affected.

In view of the above problems, the present utility model proposes a lifting platform 10, which aims to change the height of the laser 30 when emitting light downwards, so that the focus of the laser can fall on a product, and then the quality of laser processing is ensured.

Referring to fig. 1 and 2, in one embodiment of the present utility model, the lifting platform 10 includes a mounting base 1, a link assembly 2, and a carrier plate 31, the link assembly 2 includes a first link 21 and a second link 22, one end of the first link 21 is slidably connected to the mounting base 1, one end of the second link 22 is rotatably connected to the mounting base 1, and the second link 22 is hinged to a middle portion of the first link 21; the objective table 3 is provided with an object carrying surface 311, the object carrying surface 311 is used for placing the laser 30, and one side of the objective table 3, which is away from the object carrying surface 311, is hinged with the other end of the first connecting rod 21 and the other end of the second connecting rod 22; the first connecting rod 21 can slide relative to the mounting seat 1 and drive the second connecting rod 22 to rotate, so that the objective table 3 can be lifted.

The lifting platform 10 is a platform for lifting, and the laser 30 can be placed on the platform, so that the lifting height of the laser 30 on the supporting platform 20 can be adjusted.

The mounting base 1 is used for realizing the fixed mounting of the lifting platform 10. For example, the mounting base 1 includes a mounting plate 11, and the mounting plate 11 is fixed on the support stand 20 of the laser 30 by a screw connection manner.

The connecting rod assembly 2 is of a scissor structure, and the left side and the right side are opened and closed in a hinge opening mode through rotation of the first connecting rod 21 and the second connecting rod 22, so that the heights of the upper end and the lower end of the connecting rod assembly 2 are changed, and then the lifting of the laser 30 is realized. It is worth to say that, compare in other elevating system, cut fork mechanism and can realize the translational motion of a wide margin, stability is good, and transmission efficiency is high.

The objective table 3 is a table body for carrying objects, and is provided with an object carrying surface 311, wherein the object carrying surface 311 is used for placing the laser 30, and is driven by the connecting rod assembly 2 to lift along the direction approaching or departing from the mounting seat 1, so as to change the lifting height of the laser 30.

In one embodiment in which the middle parts of the first link 21 and the second link 22 are hinged, a hinge is provided in the middle parts of the first link 21 and the second link 22, and both are hinged and fixed by the hinge, thereby performing linkage.

In the technical scheme of the utility model, the laser 30 is placed on the object carrying surface 311 of the object carrying table 3, two ends of the first connecting rod 21 and the second connecting rod 22 of the connecting rod assembly 2 are respectively connected with the mounting seat 1 and the object carrying table 3, the middle part of the connecting rod assembly is hinged to form a scissor-type structure, the second connecting rod 22 is driven to rotate while the first connecting rod 21 slides at one end of the mounting seat 1, and then the object carrying table 3 is lifted along the direction approaching or separating from the mounting seat 1, so that the lifting height of the laser 30 is changed.

Compared with the laser 30 placed directly on the fixed platform, the height of the laser 30 on the fixed platform cannot be adjusted, and when the focal length of the downward light emitted by the laser 30 is large, the focal point of the laser is difficult to fall on a product. According to the scheme of the utility model, the lifting platform 10 is additionally arranged on the fixed platform, the lifting of the laser 30 on the fixed platform is realized through the scissor structure of the lifting platform 10, and then the height of the laser 30 when light is emitted downwards is changed, so that the focus of laser can fall on a product, and the quality of laser processing is ensured.

Referring to fig. 4, in an embodiment of the present utility model, the lifting platform 10 further includes a shaft 23, and the two connecting rod assemblies 2 are provided with two first connecting rods 21 and two second connecting rods 22 respectively connected to two ends of the shaft 23.

In this embodiment, two first connecting rods 21 and two second connecting rods 22 are respectively connected to two ends of the connecting shaft 23, so as to form a double scissor structure to lift the objective table 3, and improve the supporting and bearing capacity and stability of the objective table 3 by the connecting rod assembly 2.

Referring to fig. 3, in one embodiment of the present utility model, the mounting base 1 includes a mounting plate 11, a first guide block 14, and a first slider 15, and the first guide block 14 is disposed on a side of the mounting plate 11 facing the link assembly 2; the first slider 15 is slidably connected to the first guide block 14, and one end of the first link 21 is connected to the first slider 15, so as to slide on the mounting plate 11 along with the sliding of the first slider 15.

The mounting plate 11 is a plate body for realizing the mounting and fixing of the mounting seat 1. For example, the mounting plate 11 is fixed to the support base 20 by screw connection.

The first guide block 14 is a plate body for sliding the first slider 15. For example, the first guide block 14 is a flat plate, sliding grooves are formed in two sides of the flat plate, protrusions are arranged on two sides of the first slide block 15, and the first slide block 15 is slidably connected to the first guide block 14 in a manner that the protrusions slide along the sliding grooves.

The first slider 15 is a block for sliding on the mounting plate 11. For example, the first slider 15 is a rectangular body, and hole sleeves are arranged on two sides of the rectangular body in a penetrating manner, and are rotatably connected with the first connecting rod 21 in a hole sleeve connection manner.

In this embodiment, the first link 21 is connected to one side of the first slider 15, the first guide block 14 is disposed on the mounting plate 11 of the mounting seat 1, the first slider 15 slides along the length direction of the first guide block 14, and then drives one end of the first link 21 connected to the mounting plate 11 to move, so as to realize opening and closing of the link assembly 2, and then realize lifting of the stage 3 by the link assembly 2.

Optionally, the mounting plate 11 is further provided with a first adapter plate 12, working components such as the first guide block 14, the first slider 15, and the first connecting rod 21 are disposed on the first adapter plate 12, and by dismounting and mounting of the first adapter plate 12, the transfer of the working components for lifting can be conveniently realized, and the working components for lifting on the lifting platform 10 are transferred to other working platforms, so that lifting of related components such as the laser 30 is realized on the other working platforms.

Referring to fig. 3, in one embodiment of the present utility model, the mounting base 1 further includes two first fixing blocks 13 and a driving shaft 16, where the two first fixing blocks 13 are disposed on two sides of the first guiding block 14 to form a first limiting groove 131; the two ends of the driving shaft 16 are rotatably connected to the groove walls of the first limiting groove 131 and penetrate through the internal threaded hole, and the first slider 15 moves along the axial direction of the driving shaft 16 under the rotation of the driving shaft 16.

The first fixing block 13 is a block for realizing that the driving shaft 16 is disposed on the mounting plate 11. For example, the first fixing block 13 is a rectangular body, and the driving shaft 16 is penetrated through and rotatably connected to the rectangular body to achieve rotational connection. The number of the first fixing blocks 13 is two, the two first fixing blocks 13 are arranged at intervals to form a first limiting groove 131 in a surrounding mode, and two ends of the driving shaft 16 are rotatably connected to the groove wall of the first limiting groove 131 so as to limit movement of the first sliding block 15.

The drive shaft 16 is a shaft body for driving the first slider 15 to slide. For example, the driving shaft 16 is provided with threads, and the linear motion of the slider is then achieved by means of threaded screw engagement. Optionally, a driving member, such as a motor, is connected to the shaft body of the driving shaft 16, and the driving shaft 16 is driven to rotate by rotating an output end of the motor, so as to drive the sliding block to move.

In this embodiment, the driving shaft 16 is connected with the first slider 15 through a threaded screw, and then drives the first slider 15 to move along the axial direction of the driving shaft 16 through the driving manner of the driving shaft 16, and the first connecting rod 21 is connected to one side of the first slider 15, so that one end of the first connecting rod 21 connected to the mounting plate 11 moves, thereby realizing opening and closing of the connecting rod assembly 2, and then lifting of the objective table 3 by the connecting rod assembly 2.

Referring to fig. 3, in an embodiment of the present utility model, the mounting base 1 further includes an adjusting member 17, one end of the driving shaft 16 is disposed through the first fixing block 13 and exposed, and the adjusting member 17 is connected to one end of the driving shaft 16 exposed to the first fixing block 13, so as to drive the driving shaft 16 to rotate.

Wherein the adjusting member 17 is a block for adjusting the rotation of the driving shaft 16. For example, the adjusting member 17 is configured as a sleeve, which is sleeved on the outer side of the driving shaft 16, and drives the driving shaft 16 to rotate by adjusting the rotation of the sleeve, so as to realize the movement of the first slider 15.

In this embodiment, the adjusting member 17 is connected to one end of the driving shaft 16 exposed to the first fixing block 13, and then the driving shaft 16 is rotated by directly rotating the adjusting member 17 by a human hand, so as to drive the first slider 15 to move, the first slider 15 moves to realize the opening and closing of the link assembly 2, and then the link assembly 2 fine-adjusts the lifting of the stage 3.

Referring to fig. 3, in one embodiment of the present utility model, the mounting base 1 includes two first positioning blocks 18 and a first positioning shaft 19, and the two first positioning blocks 18 are disposed opposite to the mounting plate 11 on a side facing the link assembly 2 and spaced from the first guiding block 14; the two ends of the first positioning shaft 19 are respectively connected to the two first positioning blocks 18, and the second connecting rod 22 is rotatably connected to the first positioning shaft 19. And/or, the mounting plate 11 is provided with a connecting hole, the mounting plate 11 is used for being mounted on the supporting table 20, the supporting table 20 is provided with a mounting hole, and an adjusting screw 111 is arranged to connect the connecting hole with the mounting hole in a penetrating manner so as to connect the mounting plate 11 with the supporting table 20.

Wherein, two first locating blocks 18 are used for setting the first locating shaft 19 on the mounting plate 11. For example, the first positioning block 18 is a rectangular body, and two ends of the first positioning shaft 19 are respectively inserted into the rectangular body to be rotationally connected.

The first positioning shaft 19 is a shaft body for positioning and rotating the second link 22 to be connected to the mounting plate 11. The outer side of the first positioning shaft 19 may be provided with a hole sleeve, and the second connecting rod 22 is rotatably connected to the first positioning shaft 19 through the hole sleeve connection mode.

In this embodiment, by providing the first positioning block 18 on the mounting plate 11, the first positioning shaft 19 is connected to the mounting plate 11 through the first positioning block 18, and the second link 22 is rotatably connected to the mounting plate 11 through the first positioning shaft 19, so that the second link 22 is positioned and rotatably connected to the mounting plate 11, and further, when the second link 22 rotates, the strength of the second link 22 connected to the mounting plate 11 and the stability of the stage 3 can be increased.

Optionally, the mounting plate 11 is provided with a connection hole, the mounting plate 11 is used for being mounted on the supporting table 20, the supporting table 20 is provided with a mounting hole, and an adjusting screw 111 penetrates through the connection hole and the mounting hole to connect the mounting plate 11 and the supporting table 20. For example, four corners of the mounting plate 11 are connected to the supporting table 20 by means of screw connection, and the heights of the periphery of the mounting plate 11 are finely adjusted by means of tightening screws, so that the periphery of the mounting plate 11 is stably supported, the periphery of the carrying plate 31 is horizontally supported, the light emitting precision of the laser 30 on the carrying surface 311 of the carrying plate 31 is finally ensured, and the quality of light emitting processed products is ensured.

Referring to fig. 5, in one embodiment of the present utility model, the stage 3 includes a carrier plate 31, a second guide block 34, and a second slider 35, where the carrier plate 31 is provided with the carrier surface 311; the second guide block 34 is disposed at a side of the carrier plate 31 away from the carrier surface 311; the second slider 35 is slidably connected to the second guide block 34, and one end of the second link 22 is connected to the second slider 35, so as to move on the carrier plate 31 along with the sliding of the second slider 35.

The second guide block 34 is a plate body for sliding the second slider 35. For example, the second guide block 34 is a flat plate, sliding grooves are formed in two sides of the flat plate, protrusions are formed in two sides of the second slide block 35, and the second slide block 35 is slidably connected to the second guide block 34 in a manner that the protrusions slide along the sliding grooves.

The second slider 35 is a block for sliding on the mounting plate 11. For example, the second slider 35 is a rectangular body, and hole sleeves are perforated on two sides of the rectangular body and are rotatably connected with the second connecting rod 22 by a hole sleeve connection mode.

In this embodiment, the second connecting rod 22 is connected to two sides of the second slider 35, the second guide block 34 is disposed on the mounting plate 11 of the mounting seat 1, the second slider 35 slides along the length direction of the second guide block 34, and then drives two ends of the second connecting rod 22 connected to the mounting plate 11 to move, so as to realize opening and closing of the connecting rod assembly 2, and then realize lifting of the objective table 3 by the connecting rod assembly 2.

Optionally, the mounting plate 11 is further provided with a second adapter plate 32, working components such as a second guide block 34, a second slider 35 and a second connecting rod 22 are disposed on the second adapter plate 32, and the working components for lifting can be conveniently transferred through the disassembly and the installation of the second adapter plate 32, and the working components for lifting on the lifting platform 10 are transferred to other working platforms, so that lifting of related components such as the laser 30 is realized on the other working platforms.

Referring to fig. 5, in an embodiment of the present utility model, the stage 3 further includes two second fixing blocks 33, and the two second fixing blocks 33 are disposed on two sides of the second guiding block 34 to form a second limiting groove 331. And/or, the objective table 3 further includes two second positioning blocks 36 and a second positioning shaft 37, where the two second positioning blocks 36 are oppositely disposed on a side of the object carrying plate 31 away from the object carrying surface 311, and are spaced apart from the second guiding blocks 34; the two ends of the second positioning shaft 37 are respectively connected to two second positioning blocks 36, and the first connecting rod 21 is rotatably connected to the second positioning shaft 37.

The two second positioning blocks 36 are used for setting the second positioning shaft 37 on the mounting plate 11. For example, the second positioning block 36 is a rectangular body, and two ends of the second positioning shaft 37 are respectively inserted into the rectangular body to be rotationally connected.

In this embodiment, two second fixing blocks 33 are disposed on two sides of the second slider 35, and the two second fixing blocks 33 enclose to form a second limiting groove 331, and the movement of the second slider 35 is limited by the second limiting groove 331, so as to adjust the rotation amplitude of the second link 22, realize the adjustment of the lifting height of the stage 3, and then adjust the lifting stroke of the laser 30.

Alternatively, by providing the second positioning block 36 on the mounting plate 11, the second positioning shaft 37 is connected to the mounting plate 11 through the second positioning block 36, and the first connecting rod 21 is rotatably connected to the mounting plate 11 through the second positioning shaft 37, so that the first connecting rod 21 is positioned and rotatably connected to the mounting plate 11, and then when the first connecting rod 21 rotates, the strength of the first connecting rod 21 connected to the mounting plate 11 and the stability of the stage 3 can be increased.

Referring to fig. 5, in one embodiment of the present utility model, the stage 3 has a rectangular parallelepiped shape, and the stage 3 includes two level detectors 38, and the two level detectors 38 are respectively provided at long sides and short sides of the rectangular parallelepiped to detect whether the lateral direction and the longitudinal direction of the stage 3 are horizontal.

Wherein the level detector 38 is an instrument for detecting level. For example, the level detector 38 includes a wall, a liquid is disposed in the cavity 31, and by observing whether the bubble in the cavity 31 is located in the middle, it is determined whether the carrier plate 31 is level, and if the carrier plate 31 is level, laser processing can be performed. Otherwise, the carrying plate 31 needs to be adjusted to ensure that the laser 30 is horizontally arranged on the carrying plate 31, and ensure the precision of laser processing.

In this embodiment, the level detector 38 is disposed in the transverse direction and the longitudinal direction of the objective table 3, so as to detect whether the transverse direction and the longitudinal direction of the objective table 3 are horizontal, ensure that the cavity 31 of the laser 30 placed on the object carrying plate 31 emits light horizontally, and further ensure the precision of laser light emitting processing, so as to avoid influencing the quality of product processing due to uneven placement of the laser 30.

Referring to fig. 1, the present utility model further proposes a laser processing apparatus 100, where the laser processing apparatus 100 includes a support table 20, a lifting platform 10 as described above, a laser 30, and a marking table 40, and the lifting platform 10 is disposed on the support table 20; the laser 30 is disposed on the object carrying surface 311 and is used for emitting laser downward; the marking table 40 is arranged on the light emitting side of the laser 30, the marking table 40 is provided with a marking surface 41, the marking surface 41 is used for placing a product, and the laser 30 emits light downwards to mark the product. The lifting platform 10 adopts all the technical solutions of all the embodiments, so that at least the beneficial effects brought by the technical solutions of the embodiments are not described in detail herein.

The support 20 is a support for placing the laser 30. For example, the support stand 20 is selected as a square bracket.

The laser 30 is a device for laser marking of a product, the laser 30 comprises a cavity 31 and a field lens 33, the cavity 31 is used for exciting and emitting laser, and the field lens 33 is used for guiding the laser excited by the cavity 31 downwards and then guiding the laser to the product for processing. For example, the laser 30 is selected to be an ultraviolet laser or a fiber laser.

The marking table 40 is a table body for placing products, and realizes marking processing of the laser 30 on the products placed on the marking table 40. Optionally, the marking table 40 is set up to be lifted, and by adjusting the height of the product, the product is enabled to fall as far as possible to the focal point when the laser 30 emits light downwards, so as to ensure the quality of laser processing.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims (10)

1. A lift platform for use with a laser device, the lift platform comprising:

a mounting base;

the connecting rod assembly comprises a first connecting rod and a second connecting rod, one end of the first connecting rod is slidably connected with the mounting seat, one end of the second connecting rod is rotatably connected with the mounting seat, and the second connecting rod is hinged with the middle part of the first connecting rod; and

the object stage is provided with an object carrying surface, the object carrying surface is used for placing a laser, and one side of the object stage, which is away from the object carrying surface, is hinged with the other end of the first connecting rod and the other end of the second connecting rod;

the first connecting rod can slide relative to the mounting seat and drive the second connecting rod to rotate so as to enable the objective table to lift.

2. The lifting platform of claim 1, further comprising a shaft, wherein two of the link assemblies are provided, and two of the first links and two of the second links are respectively connected to two ends of the shaft.

3. The lift platform of claim 1, wherein the mount comprises:

a mounting plate;

the first guide block is arranged on one side of the mounting plate, which faces the connecting rod assembly; and

the first sliding block is connected with the first guide block in a sliding mode, and one end of the first connecting rod is connected with the first sliding block so as to slide on the mounting plate along with the sliding of the first sliding block.

4. The lift platform of claim 3, wherein the first slider is provided with an internally threaded bore, and the mount further comprises:

the two first fixing blocks are arranged on two sides of the first guide block to form a first limit groove in a surrounding mode; and

the two ends of the driving shaft are rotatably connected to the groove walls of the first limiting groove and penetrate through the internal threaded hole, and the first sliding block moves along the axial direction of the driving shaft under the rotation of the driving shaft.

5. The lift platform of claim 4, wherein the mounting base further comprises an adjusting member, wherein one end of the driving shaft is disposed through the first fixing block and exposed, and the adjusting member is connected to one end of the driving shaft exposed to the first fixing block, so as to drive the driving shaft to rotate.

6. The lift platform of claim 3, wherein the mount further comprises:

the two first positioning blocks are oppositely arranged on one side of the mounting plate, facing the connecting rod assembly, and are arranged at intervals with the first guide blocks; and

the two ends of the first positioning shaft are respectively connected with the two first positioning blocks, and the second connecting rod is rotatably connected with the first positioning shaft;

and/or, the mounting plate is provided with a connecting hole, the mounting plate is used for being mounted on the supporting table, the supporting table is provided with a mounting hole, and an adjusting screw is arranged to be connected with the connecting hole and the mounting hole in a penetrating way so as to connect the mounting plate and the supporting table.

7. The lift platform of any one of claims 1 to 6, wherein the stage comprises:

the object carrying plate is provided with the object carrying surface;

the second guide block is arranged on one side of the object carrying plate, which is away from the object carrying surface; and

the second sliding block is connected with the second guide block in a sliding manner, and one end of the second connecting rod is connected with the second sliding block so as to move on the carrying plate along with the sliding of the second sliding block.

8. The lift platform of claim 7, wherein the stage further comprises:

the two second fixing blocks are arranged on two sides of the second guide block to form a second limit groove in a surrounding mode;

and/or two second positioning blocks which are oppositely arranged at one side of the object carrying plate, which is away from the object carrying surface, and are arranged at intervals with the second guide blocks; and

the two ends of the second positioning shaft are respectively connected with the two second positioning blocks, and the first connecting rod is rotatably connected with the second positioning shaft.

9. The lift platform of claim 7, wherein the stage is in the shape of a cuboid, and the stage includes two level detectors provided on long and short sides of the cuboid, respectively, to detect whether the stage is level in the lateral and longitudinal directions.

10. A laser processing apparatus, characterized in that the laser processing apparatus comprises:

a support table;

a lifting platform according to any one of claims 1 to 9, said lifting platform being provided on said support platform;

the laser is arranged on the object carrying surface and is used for emitting laser downwards; and

the marking table is arranged on the light emitting side of the laser, the marking table is provided with a marking surface, the marking surface is used for placing a product, and the laser emits light downwards to mark the product.