CN213560553U

CN213560553U - Positioning mechanism for laser engraving machine

Info

Publication number: CN213560553U
Application number: CN202021897417.XU
Authority: CN
Inventors: 陈亮
Original assignee: Suzhou Zhongcui Intelligent Technology Co ltd
Current assignee: Suzhou Zhongcui Intelligent Technology Co ltd
Priority date: 2020-09-03
Filing date: 2020-09-03
Publication date: 2021-06-29
Anticipated expiration: 2030-09-03

Abstract

The utility model relates to a positioning mechanism for laser marking press, including the round platform, objective table and the locating component of setting at the round platform, positioning component includes ball screw, drive gear, synchronous pulley, driving motor, the liftout plate, lever mechanism and clamp plate, all be connected with synchronous pulley on the ball screw, connect through the belt between the adjacent synchronous pulley, connect drive gear on an arbitrary ball screw, the liftout plate is connected on ball screw's nut, the ball screw upper end is connected with the deflector, be provided with the bearing that matches ball screw in the deflector, lever mechanism includes fixing base and the rotatable dwang of connecting on the fixing base. The utility model discloses an useful part lies in: make ball screw simultaneous movement through synchronous pulley and belt for jacking board simultaneous movement carries out the jacking to the dwang, and then makes the clamp plate of connecting on the dwang push down in step, not only makes the fixed that treats that the seal product can be stable, can make the atress of treating the seal product even moreover.

Description

Positioning mechanism for laser engraving machine

Technical Field

The utility model relates to a laser engraving and printing technical field especially relates to a positioning mechanism for laser engraving and printing machine.

Background

At present, the laser marking identification technology is one of the largest application fields of laser processing. Laser marking is the permanent marking of various surfaces with a laser beam. The marking effect is that the deep substance is exposed through the evaporation of the surface substance, or the trace is carved through the chemical and physical change of the surface substance caused by the light energy, or the pattern and the character which need to be etched are shown through burning off part of the substance by the light energy. The laser marking technique provides a convenient method for marking permanent wear-resistant marks on a workpiece. Laser marking can resist the erosion of chemicals such as solvents and lubricants, can resist even the worst environment, and laser engraving can protect fragile components from the influence of heat pressure during laser engraving. Marking equipment among the prior art adjusts the position of laser beam and the product of waiting to mark through the laser head of adjustment mark, because the required precision of laser head is higher, frequently adjusts, can reduce and beat the mark precision, reduces the life of whole equipment.

Disclosure of Invention

In order to overcome at least partial defect among the prior art, the embodiment of the utility model provides a positioning mechanism for laser marking machine can realize the adjustment to the height of objective table, improves the marking precision to the product.

The utility model provides a technical scheme as follows: a positioning mechanism for a laser marking machine comprises a round platform, an object stage and a positioning assembly arranged on the round platform and used for pressing a product to be marked on the object stage, wherein the positioning assembly comprises a ball screw, a driving gear, synchronous pulleys, a driving motor, a jacking plate, a lever mechanism and a pressing plate, the number of the ball screw and the lever mechanism is more than 3 or 3, each ball screw is connected with a synchronous pulley, the adjacent synchronous pulleys are connected through a belt, the ball screw is connected with the driving gear, the driving gear is in transmission connection with the driving motor, the jacking plate is connected onto a nut of the ball screw, the upper end of the ball screw is connected with a guide plate, a bearing matched with the ball screw is arranged in the guide plate, the lever mechanism comprises a fixed seat and a rotatable rotating rod connected onto the fixed seat, one end of the rotating rod is in contact with the jacking plate, and the other end of the rotating rod is connected with the pressing plate.

Further, the outside of dwang is defined to have and keeps away from the first end of fixing base with be close to the second end of fixing base, the through-hole has been seted up on the first end, ball screw passes the through-hole, the jacking board is located the through-hole below, the clamp plate is connected on the lower surface of the second end of dwang.

Further, the pressing plate comprises a connecting plate connected to the rotating rod through a bolt and a rubber pad adhered to the lower surface of the connecting plate.

Further, the diameter of the through hole is 2-5 times of the outer diameter of the ball screw.

Further, the ball screw and the lever mechanism are respectively arranged on a concentric circle on the inner side of the circular truncated cone, a groove used for containing a product to be engraved is formed in the objective table, the product to be engraved is placed in the groove to be engraved, and the lower surface of the rubber pad is in contact with the upper surface of the product to be engraved.

Further, a supporting seat used for supporting the circular truncated cone is arranged below the circular truncated cone, a linear guide rail is arranged on the supporting seat, a sliding groove matched with the linear guide rail is formed in the bottom of the circular truncated cone, and a driving mechanism used for driving the circular truncated cone to move along the linear guide rail is further arranged on the supporting seat.

Further, the driving mechanism is a linear cylinder, the linear cylinder is connected to the supporting seat, a push rod is connected to a cylinder rod of the linear cylinder, one end of the push rod is provided with a thread, a threaded hole matched with the push rod is formed in the side face of the circular truncated cone, and the push rod is connected to the threaded hole.

Further, actuating mechanism's quantity is 2, the axis of round platform with the axis coincidence of supporting seat, actuating mechanism uses the axis of supporting seat sets up as the axial symmetry.

Further, one end of the push rod is provided with a connecting hole in interference fit with the cylinder rod, and the cylinder rod is at least partially positioned in the connecting hole.

Furthermore, the lower surface of the supporting seat is connected with a supporting rod with adjustable height.

Has the advantages that: the utility model relates to a positioning mechanism for laser engraving machine, which comprises a round platform, an objective table and a positioning component arranged on the round platform and used for pressing a product to be engraved on the objective table, wherein the positioning component comprises ball screws, a driving gear, synchronous pulleys, a driving motor, a jacking plate, a lever mechanism and a pressing plate, the number of the ball screws and the lever mechanism is 3 or more than 3, each ball screw is connected with the synchronous pulleys, the adjacent synchronous pulleys are connected through a belt, the driving gear is connected on any one ball screw, the driving gear is in transmission connection with the driving motor, the jacking plate is connected on a nut of the ball screw, the upper end of the ball screw is connected with a guide plate, a bearing matched with the ball screw is arranged in the guide plate, the lever mechanism comprises a fixed seat and a rotatable rotating rod connected on the fixed seat, one end of the rotating rod is in contact with, the other end is connected with the clamp plate, makes ball screw simultaneous movement through synchronous pulley and belt for jacking board simultaneous movement carries out the jacking to the dwang, and then makes the clamp plate of connection on the dwang push down in step, not only makes the fixing that treats the seal product can be stable, can make the atress of treating the seal product even moreover, prevents to turn on one's side or local perk, thereby improves the seal precision of treating the seal product, improves processingquality.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts

FIG. 1 is a schematic view of the overall structure of the positioning mechanism for the laser engraving machine of the present invention;

FIG. 2 is a schematic view of the structure associated with the circular table of FIG. 1;

fig. 3 is a partial enlarged view of a portion at 1 in fig. 1.

Detailed Description

The present invention will be described more fully hereinafter with reference to the accompanying drawings and specific embodiments, it is to be understood that the specific embodiments are merely illustrative of some embodiments, and that other embodiments may be made by those skilled in the art without the use of inventive faculty, and the scope of the invention is not limited thereto.

Referring to fig. 1-3, a positioning mechanism for a laser engraving machine in a preferred embodiment of the present invention includes a circular table 1, an object stage 2, and a positioning assembly 3 disposed on the circular table 1 and pressing a product to be engraved on the object stage 2, where the positioning assembly 3 includes a ball screw 31, a driving gear 32, a synchronous pulley 33, a driving motor 34, a lifting plate 35, a lever mechanism 36, and a pressing plate 37, the number of the ball screw 31 and the lever mechanism 36 is 3 or more than 3, each of the ball screws 31 is connected to the synchronous pulley 33, the adjacent synchronous pulleys 33 are connected to each other by a belt, the driving gear 32 is connected to any one of the ball screws 31, the driving gear 32 is in transmission connection with the driving motor 34, the lifting plate 35 is connected to a nut of the ball screw 31, the upper end of the ball screw 31 is connected to a guide plate 4, be provided with the matching in the deflector 4 ball screw 31's bearing, lever mechanism 36 includes fixing base 361 and rotatable connection dwang 362 on the fixing base 361, the one end of dwang 362 with the liftout plate 35 contact, the other end with the clamp plate 37 is connected. Make ball screw 31 simultaneous movement through synchronous pulley 33 and belt for jacking board 35 simultaneous movement carries out the jacking to dwang 362, and then makes the clamp plate 37 of connection on dwang 362 push down in step, not only makes the fixing that treats the seal product can be stable, can make the atress of treating the seal product even moreover, prevents to turn on one's side or local perk, thereby improves the seal precision of treating the seal product, improves processingquality.

Referring to fig. 1 and 3, in the above embodiment, a first end 3621 far away from the fixed seat 361 and a second end 3622 close to the fixed seat 361 are defined on an outer side of the rotating rod 362, a through hole (not shown) is formed in the first end 3621, the ball screw 31 passes through the through hole, the lifting plate 35 is located below the through hole, and the pressing plate 37 is connected to a lower surface of the second end 3622 of the rotating rod. The diameter of the through hole is 2-5 times of the outer diameter of the ball screw 31, so that the ball screw 31 is prevented from interfering the rotating rod 362.

Referring to fig. 1 and 3, in the above embodiment, the pressing plate 37 includes the connection plate 371 bolted to the rotation lever 362 and the rubber pad 372 adhered to the lower surface of the connection plate 371. Through the setting of rubber pad 372, can reduce the rigid collision of clamp plate 37 and the product of waiting to carve seal, reduce the impaired probability of waiting to carve seal product.

Referring to fig. 2, in the above embodiment, the ball screw 31 and the lever mechanism 36 are respectively disposed on a concentric circle inside the circular truncated cone 1, a groove 21 for accommodating a product to be engraved is formed in the stage, the product to be engraved is placed in the groove 21 for engraving, and the lower surface of the rubber pad 372 contacts with the upper surface of the product to be engraved. In practical implementation, the number of the ball screw 31 and the lever mechanism 36 is 4.

In the above embodiment, a supporting seat 5 for supporting the circular truncated cone 1 is disposed below the circular truncated cone 1, a linear guide 51 is disposed on the supporting seat 5, a sliding groove (not shown) matching with the linear guide 51 is formed at the bottom of the circular truncated cone 1, and a driving mechanism 52 for driving the circular truncated cone 1 to move along the linear guide 51 is further disposed on the supporting seat.

Referring to fig. 2, in the above embodiment, the driving mechanism 52 is a linear cylinder, the linear cylinder is connected to the support base 5, a push rod 522 is connected to a cylinder rod 521 of the linear cylinder, one end of the push rod 522 is threaded, a threaded hole matching the push rod 522 is formed in the side surface of the circular truncated cone, and the push rod 522 is connected to the threaded hole. The other end of the push rod 522 has a connection hole (not shown) that is in interference fit with the cylinder rod 521, and the cylinder rod 521 is at least partially located in the connection hole.

Referring to fig. 2, in the above embodiment, the number of the driving mechanisms 52 is 2, the central axis of the circular truncated cone 1 coincides with the central axis of the supporting seat 5, and the driving mechanisms 52 are arranged in an axisymmetric manner with the central axis of the supporting seat 5.

Referring to fig. 1, in the above embodiment, a support rod 6 with adjustable height is connected to the lower surface of the support base 5. Is convenient for adjusting the height of the supporting seat 5, the supporting rod 6 adopts a common vertical lifting structure in the market, the detailed description is omitted, and the lifting requirement on the supporting seat 5 can be met

The present invention has been explained by using specific embodiments, and the explanation of the above embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.

Claims

1. The utility model provides a positioning mechanism for laser marking press, is in including round platform, objective table and setting compress tightly on the round platform the last locating component who treats the seal product of objective table, its characterized in that: the locating component comprises a ball screw, a driving gear, a synchronous pulley, a driving motor, a jacking plate, a lever mechanism and a pressing plate, wherein the ball screw is provided with more than 3 lever mechanisms, every synchronous pulley is connected to the ball screw, the synchronous pulley is adjacent to the synchronous pulley, the synchronous pulley is connected with the ball screw through a belt, the ball screw is connected with the driving gear, the driving gear is in transmission connection with the driving motor, the jacking plate is connected to the nut of the ball screw, the upper end of the ball screw is connected with a guide plate, matching is arranged in the guide plate, the bearing of the ball screw is connected to the ball screw, the lever mechanism comprises a fixing seat and a rotary rod, the rotary rod is connected to the fixing seat, one end of the rotary rod is in contact with the jacking plate, and the other end of.

2. The positioning mechanism for a laser marking machine according to claim 1, wherein: the outside of dwang is defined to have and keeps away from the first end of fixing base is close to the second end of fixing base, the through-hole has been seted up to the first end, ball screw passes the through-hole, the jacking board is located the through-hole below, the clamp plate is connected on the lower surface of the second end of dwang.

3. The positioning mechanism for a laser marking machine according to claim 1, wherein: the clamp plate includes through bolted connection connecting plate on the dwang with paste the rubber pad of the lower surface of connecting plate.

4. The positioning mechanism for a laser marking machine according to claim 2, wherein: the diameter of the through hole is 2-5 times of the outer diameter of the ball screw.

5. The positioning mechanism for a laser engraving machine according to claim 3, characterized in that: the ball screw with lever mechanism sets up respectively on the concentric circle of the inboard of round platform, set up the recess that is used for holding the product of treating the seal on the objective table, the product of treating the seal is placed and is carried out the seal in the recess, the lower surface of rubber pad with the upper surface contact of the product of treating the seal.

6. The positioning mechanism for a laser marking machine according to claim 1, wherein: the supporting seat is used for supporting the circular truncated cone, the linear guide rail is arranged on the supporting seat, a sliding groove matched with the linear guide rail is formed in the bottom of the circular truncated cone, and a driving mechanism used for driving the circular truncated cone to move along the linear guide rail is further arranged on the supporting seat.

7. The positioning mechanism for a laser marking machine according to claim 6, wherein: the driving mechanism is a linear cylinder, the linear cylinder is connected to the supporting seat, a push rod is connected to a cylinder rod of the linear cylinder, one end of the push rod is provided with a thread, the side surface of the circular truncated cone is provided with a threaded hole matched with the push rod, and the push rod is connected to the threaded hole.

8. The positioning mechanism for a laser marking machine according to claim 6, wherein: the number of the driving mechanisms is 2, the central axis of the circular truncated cone coincides with the central axis of the supporting seat, and the driving mechanisms are arranged in an axisymmetric mode with the central axis of the supporting seat.

9. The positioning mechanism for a laser marking machine according to claim 7, wherein: one end of the push rod is provided with a connecting hole in interference fit with the air cylinder rod, and the air cylinder rod is at least partially positioned in the connecting hole.

10. The positioning mechanism for a laser marking machine according to claim 6, wherein: the lower surface of the supporting seat is connected with a supporting rod with adjustable height.