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CN-224210787-U - Worm gear lifting device and product three-dimensional surface printing equipment

CN224210787UCN 224210787 UCN224210787 UCN 224210787UCN-224210787-U

Abstract

The utility model belongs to the technical field of ink-jet printing, and particularly relates to a worm gear lifting device and a product three-dimensional surface printing device. The worm gear lifting device comprises a driving mechanism, a first lifting assembly, a second lifting assembly and a worm wheel shaft, wherein the first lifting assembly comprises a first worm wheel, a first worm and a first supporting piece, the output end of the driving mechanism is in transmission connection with the first worm wheel, the first worm wheel is matched with the first worm, the first supporting piece is connected with one end of the first worm, the second lifting assembly comprises a second worm wheel, a second worm and a second supporting piece, the second worm wheel is matched with the second worm, the second supporting piece is connected with one end of the second worm, one end of the worm wheel shaft is connected with the first worm wheel, the opposite end of the worm wheel shaft is connected with the second worm wheel, and the second worm wheel is driven by the worm wheel shaft to synchronously rotate with the first worm wheel. The utility model can improve the stability, bearing capacity and lifting precision of the lifting device.

Inventors

  • LI HAIPING

Assignees

  • 东莞市图创智能制造有限公司

Dates

Publication Date
20260508
Application Date
20250516

Claims (10)

  1. 1. Worm gear elevating gear, its characterized in that includes: A driving mechanism; the first lifting assembly comprises a first worm wheel, a first worm and a first supporting piece, wherein the output end of the driving mechanism is in transmission connection with the first worm wheel, the first worm wheel is matched with the first worm, and the first supporting piece is connected with one end of the first worm; The second lifting assembly comprises a second worm wheel, a second worm and a second supporting piece, the second worm wheel is matched with the second worm, and the second supporting piece is connected with one end of the second worm; One end of the worm wheel shaft is connected with the first worm wheel, the opposite end of the worm wheel shaft is connected with the second worm wheel, and the second worm wheel is driven by the worm wheel shaft to synchronously rotate with the first worm wheel; The first lifting component and the second lifting component are respectively positioned at two sides of a printing platform of the printing equipment, and the axial directions of the first worm and the second worm are parallel to each other.
  2. 2. The worm gear lifting device of claim 1, wherein the first lifting assembly further comprises a first guide mechanism and a second guide mechanism, the guide directions of the first guide mechanism and the second guide mechanism are vertical, and the first guide mechanism and the second guide mechanism are respectively positioned on two opposite sides of the first worm in the horizontal direction; The second lifting assembly further comprises a third guide mechanism and a fourth guide mechanism, the guide directions of the third guide mechanism and the fourth guide mechanism are vertical, and the third guide mechanism and the fourth guide mechanism are respectively located on two opposite sides of the second worm along the horizontal direction.
  3. 3. The worm gear lifting device according to claim 2, wherein the first guide mechanism, the second guide mechanism, the third guide mechanism and the fourth guide mechanism comprise guide blocks and guide columns, guide holes are formed in the guide blocks, the guide columns penetrate through the guide holes, and the axis direction of the guide holes is vertical.
  4. 4. A worm gear lifting device according to claim 3 further comprising a first base plate and a second base plate, wherein one end of the guide post of the first lifting assembly is connected to the first support member and the opposite end is connected to the first base plate, and wherein one end of the guide post of the second lifting assembly is connected to the second support member and the opposite end is connected to the second base plate.
  5. 5. The worm gear lifting device according to claim 1, wherein the worm wheel shaft is located at a side of the printing platform facing away from the printing module.
  6. 6. The worm gear lifting device according to claim 1, further comprising a limiting device, wherein the limiting device comprises a boss and a triggering device, the boss moves synchronously with the first worm and/or the second worm, the triggering device is fixed in position relative to the printing platform, an inclined surface is arranged at one end of the boss, which faces the triggering device, and the distance between the upper end of the inclined surface and the triggering device in the horizontal direction is larger than the distance between the lower end of the inclined surface and the triggering device in the horizontal direction.
  7. 7. The worm gear lifting device according to claim 1, wherein the driving mechanism comprises a driver, a first belt wheel, a second belt wheel and a transmission belt, an output end of the driver is connected with an input end of the first belt wheel, at least a part of the transmission belt is wound on the first belt wheel, and at least a part of the transmission belt is wound on the second belt wheel.
  8. 8. The worm gear lifting device of claim 1, further comprising a first housing and a second housing, wherein the first worm gear and the first worm mating portion are located in the sealed first housing and/or the second worm gear and the second worm mating portion are located in the sealed second housing.
  9. 9. The worm gear lifting device according to any one of claims 1 to 8, wherein the first worm wheel, the second worm wheel, and the worm wheel shaft are of an integrated structure, or the first worm wheel and the second worm wheel are connected to the worm wheel shaft by a coupling, respectively.
  10. 10. Product three-dimensional surface printing apparatus, characterized by comprising a worm gear lifting device according to any one of claims 1 to 9.

Description

Worm gear lifting device and product three-dimensional surface printing equipment Technical Field The utility model belongs to the technical field of ink-jet printing, and particularly relates to a worm gear lifting device and a product three-dimensional surface printing device. Background The ink jet printing technology refers to a technology of ejecting ink drops onto a printing medium through nozzles on a nozzle to obtain images or characters, and the printing medium is generally two-dimensional plane at present, but along with development and demand of technology, the surface of a three-dimensional product can be printed, such as a mobile phone shell, a back shell and the like. In order to accommodate products of different heights when printing three-dimensional product surfaces, printing devices typically have an integral lifting function. However, the existing lifting structure is not stable enough, low in precision and insufficient in bearing capacity, and the problem that the lifting of two sides is asynchronous when a large-span load is borne easily occurs. Disclosure of utility model In view of the above, the utility model provides a worm gear lifting device and an inkjet printing device, which are used for solving the technical problems that the lifting structure of the three-dimensional product printing device in the prior art is unstable and the lifting of two sides is asynchronous when carrying a large-span load. In a first aspect, the present utility model provides a worm gear lifting device, including: A driving mechanism; the first lifting assembly comprises a first worm wheel, a first worm and a first supporting piece, wherein the output end of the driving mechanism is in transmission connection with the first worm wheel, the first worm wheel is matched with the first worm, and the first supporting piece is connected with one end of the first worm; The second lifting assembly comprises a second worm wheel, a second worm and a second supporting piece, the second worm wheel is matched with the second worm, and the second supporting piece is connected with one end of the second worm; One end of the worm wheel shaft is connected with the first worm wheel, the opposite end of the worm wheel shaft is connected with the second worm wheel, and the second worm wheel is driven by the worm wheel shaft to synchronously rotate with the first worm wheel; The first lifting component and the second lifting component are respectively positioned at two sides of a printing platform of the printing equipment, and the axial directions of the first worm and the second worm are parallel to each other. Preferably, the first lifting assembly further comprises a first guide mechanism and a second guide mechanism, the guide directions of the first guide mechanism and the second guide mechanism are vertical, and the first guide mechanism and the second guide mechanism are respectively positioned on two opposite sides of the first worm in the horizontal direction; The second lifting assembly further comprises a third guide mechanism and a fourth guide mechanism, the guide directions of the third guide mechanism and the fourth guide mechanism are vertical, and the third guide mechanism and the fourth guide mechanism are respectively located on two opposite sides of the second worm along the horizontal direction. Preferably, the first guide mechanism, the second guide mechanism, the third guide mechanism and the fourth guide mechanism all comprise guide blocks and guide columns, guide holes are formed in the guide blocks, the guide columns penetrate through the guide holes, and the axis direction of the guide holes is a vertical direction. Preferably, the lifting device further comprises a first bottom plate and a second bottom plate, one end of the guide column of the first lifting assembly is connected with the first supporting piece, the opposite end of the guide column of the second lifting assembly is connected with the first bottom plate, one end of the guide column of the second lifting assembly is connected with the second supporting piece, and the opposite end of the guide column of the second lifting assembly is connected with the second bottom plate. Preferably, the worm wheel shaft is positioned at one side of the printing platform, which is away from the printing module. Preferably, the printing platform further comprises a limiting device, the limiting device comprises a boss and a triggering device, the boss moves synchronously with the first worm and/or the second worm, the triggering device is fixed in position relative to the printing platform, an inclined plane is arranged at one end of the boss, which faces the triggering device, of the boss, and the distance between the upper end of the inclined plane and the triggering device in the horizontal direction is larger than the distance between the lower end of the inclined plane and the triggering device in the horizontal direction. Preferably, the driv