CN212046414U

CN212046414U - Rotary workbench for printing

Info

Publication number: CN212046414U
Application number: CN202020616605.4U
Authority: CN
Inventors: 周夏; 潘娇娇
Original assignee: Chongqing Qida Printing Co ltd
Current assignee: Chongqing Qida Printing Co ltd
Priority date: 2020-04-22
Filing date: 2020-04-22
Publication date: 2020-12-01
Anticipated expiration: 2030-04-22

Abstract

The utility model discloses a rotary worktable for printing, which relates to the field of workbenches, and in order to achieve the purpose, the technical proposal of the utility model comprises a supporting table, a rotary table and a station table; the upper end surface of the supporting table is matched with a rotating table in a rotating mode, and station tables are distributed on the upper end surface of the rotating table in a circle center circumference mode; the station platform comprises a platform surface, an outer cylinder, a slide bar and a driving rod; the vertical slide opening that is equipped with of revolving stage up end, the vertical slide bar that is fixed with in the slide opening, the slide bar outer wall is equipped with the external splines, urceolus sliding fit is on the slide bar, the upper end of urceolus is equipped with the mesa, the inner wall of urceolus be equipped with external splines complex internal splines, the outer wall of urceolus is equipped with the external screw thread, the external screw thread adaptation has transition nut, the periphery of transition nut is equipped with the teeth of a cogwheel, can realize the more stable support to the mesa through above scheme, the mesa just can realize the position auto-lock after the position is confirmed after the actuating lever drive, the intensity of.

Description

Rotary workbench for printing

Technical Field

The utility model relates to a swivel work head that printing was used mainly relates to the workstation field.

Background

A rotary table for a printing apparatus is disclosed in patent document CN 105437746 a, the rotary table is provided with a support table, the table is rotatably provided with a table, a station is provided on the table, the station moves up and down by a telescopic member, the telescopic member adopts a cylinder, the scheme has problems in use because the cylinder drive has unstable support, if the position of the station is unchanged for a long time, the station may slide down, and the stability of the cylinder drive is difficult to control.

SUMMERY OF THE UTILITY MODEL

The utility model provides a rotary worktable that printing was used, through above scheme can realize the more stable support to the mesa, the mesa just can realize the position auto-lock after actuating lever drive back position is confirmed, the intensity of support is better, and is more stable, is fit for automated processing more.

In order to achieve the above purpose, the technical scheme of the utility model is that: comprises a supporting table, a rotating table and a station table; the upper end surface of the support platform is in rotating fit with the rotating platform, and station platforms are distributed on the upper end surface of the rotating platform in a circle center circumference manner; the station table comprises a table top, an outer cylinder, a sliding rod and a driving rod; the vertical slide opening that is equipped with of revolving stage up end, the vertical slide bar that is fixed with in the slide opening, the slide bar outer wall is equipped with the external splines, urceolus sliding fit in on the slide bar, the upper end of urceolus is equipped with the mesa, the inner wall of urceolus be equipped with external splines complex internal spline, the outer wall of urceolus is equipped with the external screw thread, the external screw thread adaptation has transition nut, transition nut's periphery is equipped with the teeth of a cogwheel, the actuating lever level rotate set up in the revolving stage, the one end of actuating lever is equipped with the screw thread section, this screw thread section with the teeth of a cogwheel meshing, the other.

The technical principle and the beneficial effects of the utility model are as follows:

one end of the driving rod is provided with a thread section, the thread section is meshed with external gear teeth of the transition nut, namely, the combination forms a worm gear structure, the transition nut can be driven to rotate through rotation of the driving rod, the inner wall of the transition nut is in thread fit with the outer barrel, and the outer barrel is in spline fit with the sliding rod through the inside of the outer barrel, namely, the outer barrel and the sliding rod can only axially slide and cannot circumferentially rotate, so that the outer barrel can be driven to axially move when the transition nut is rotated.

According to the scheme, when transmission is performed, firstly, between the driving rod and the outer barrel, only the driving rod can rotate, and then the outer barrel is driven to rotate, and meanwhile, between the outer barrel and the transition nut, only the transition nut can rotate and then drive the outer barrel to axially move, and the outer barrel cannot axially move to drive the transition nut to rotate.

Can realize the more stable support to the mesa through above scheme, the mesa just can realize the position auto-lock after the position is confirmed after the actuating lever drive, and the intensity of support is better, and is more stable, is fit for automated processing more.

Preferably, the other end of actuating lever is equipped with driven gear, first servo motor is equipped with drive gear, drive gear with driven gear meshing has heard gear drive, the more nimble position of arranging first servo motor of being convenient for.

Preferably, the side wall of the upper end of the outer barrel is provided with a first air pressure balance hole communicated with the inside and the outside, the bottom of the sliding hole is provided with a second air pressure balance hole communicated with the inside and the outside, and the outer barrel can smoothly slide relative to the sliding hole and the sliding rod by arranging the first air pressure balance hole and the second air pressure balance hole.

Preferably, the revolving stage axle center is fixed with the pivot, the lower extreme of pivot with a supporting bench normal running fit through setting up the rotation, can be the more stable rotation of revolving stage relatively supporting bench.

Preferably, the inside second servo motor that is equipped with of revolving stage, servo motor's output shaft is to the pivot transmission, the rotation that is convenient for the revolving stage more accurate stable through second servo motor.

Preferably, be equipped with in the slide opening and hold the inner chamber of transition nut, still be equipped with in the revolving stage and hold the hole that changes of actuating lever, the lateral wall in hole with the lateral wall intercommunication of inner chamber is through setting up the inner chamber and changing the hole, is convenient for more stable transition nut and the actuating lever of arranging.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments will be briefly described below, it is obvious that the drawings in the following description are only two of the embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a partially enlarged view a of fig. 1.

The device comprises a support table 1, a first servo motor 2, a rotary table 3, a table top 4, a second servo motor 6, a driving gear 7, a driven gear 8, a threaded section 9, a transition nut 10, an outer cylinder 11 and a slide rod 12.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are merely preferred embodiments of the present invention, rather than 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.

Examples

As shown in fig. 1, the embodiment of the present invention includes a support table 1, a rotary table 3 and a station table.

The up end normal running fit of brace table 1 has revolving

stage

3, 3 axle centers of revolving stage are fixed with the pivot, the lower extreme of pivot with brace table 1 normal running fit rotates through setting up, can be the more stable rotation of brace table 1 relatively of revolving stage 3. The inside second servo motor 6 that is equipped with of revolving stage 3, servo motor's output shaft is to the pivot transmission, the more accurate stable rotation of revolving stage 3 of being convenient for through second servo motor 6.

The upper end surface of the rotating platform 3 is provided with a station platform distributed on the circumference of the circle center, and the station platform comprises a platform surface 4, an outer barrel 11, a sliding rod 12 and a driving rod.

The vertical slide opening that is equipped with of 3 up end of revolving stage, the vertical slide bar 12 that is fixed with in the slide opening, slide bar 12 outer wall is equipped with the external splines, urceolus 11 sliding fit in on the slide bar 12, the upper end of urceolus 11 is equipped with mesa 4, the inner wall of urceolus 11 be equipped with external splines complex internal splines, the outer wall of urceolus 11 is equipped with the external screw thread, the external screw thread adaptation has transition nut 10, the periphery of transition nut 10 is equipped with the teeth of a cogwheel.

The actuating lever horizontal rotation set up in the revolving stage 3, the one end of actuating lever is equipped with screw thread section 9, this screw thread section 9 with the teeth of a cogwheel meshing, the other end of actuating lever is through the drive of first servo motor 2. The other end of actuating lever is equipped with driven gear 8, first servo motor 2 is equipped with drive gear 7, drive gear 7 with driven gear 8 meshes, has heard gear drive, the more nimble position of arranging first servo motor 2 of being convenient for.

One end of the driving rod is provided with a thread section 9, the thread section 9 is meshed with external gear teeth of a transition nut 10, namely, the combination forms a worm gear structure, the transition nut 10 can be driven to rotate by rotation of the driving rod, the inner wall of the transition nut 10 is in thread fit with an outer cylinder 11, and is in spline fit with a sliding rod 12 through the inside of the outer cylinder 11, namely, the outer cylinder 11 and the sliding rod 12 can only axially slide but can not circumferentially rotate, so that when the transition nut 10 is rotated, the outer cylinder 11 is driven to axially move.

The lateral wall of the upper end of the outer barrel 11 is provided with a first air pressure balance hole communicated with the inside and the outside, the bottom of the sliding hole is provided with a second air pressure balance hole communicated with the inside and the outside, and the outer barrel 11 can smoothly slide relative to the sliding hole and the sliding rod 12 by arranging the first air pressure balance hole and the second air pressure balance hole.

The slide opening is internally provided with an inner cavity for accommodating the transition nut 10, the rotary table 3 is internally provided with a rotary hole for accommodating the driving rod, the side wall of the rotary hole is communicated with the side wall of the inner cavity, and the transition nut 10 and the driving rod can be more stably arranged by arranging the inner cavity and the rotary hole.

According to the scheme, firstly, between the driving rod and the outer barrel 11, only the driving rod can rotate to further drive the outer barrel 11 to rotate, meanwhile, between the outer barrel 11 and the transition nut 10, only the transition nut 10 can rotate to further drive the outer barrel 11 to axially move, but not the outer barrel 11 to axially move to drive the transition nut 10 to rotate, namely, the two groups of transmission combinations are in one-way transmission, only the driving rod can transmit one-way transmission to the outer barrel 11, but not the outer barrel 11 transmits reverse transmission to the driving rod, so that once the position of the driving rod driving the outer barrel 11 to ascend and descend is determined, the driving rod is not rotated, the position of the outer barrel 11 cannot rotate, articles born by the table top 4 on the outer barrel 11 cannot slide downwards due to overweight.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A rotary worktable for printing is characterized by comprising a supporting platform (1), a rotary platform (3) and a station platform;

the upper end surface of the support table (1) is in rotating fit with the rotating table (3), and station tables are distributed on the upper end surface of the rotating table (3) in a circle center circumference manner;

the station platform comprises a table top (4), an outer cylinder (11), a sliding rod (12) and a driving rod; a sliding hole is vertically arranged on the upper end surface of the rotating platform (3), a sliding rod (12) is vertically fixed in the sliding hole, the outer wall of the sliding rod (12) is provided with an external spline, the outer cylinder (11) is in sliding fit with the sliding rod (12), the table board (4) is arranged at the upper end of the outer barrel (11), the inner wall of the outer barrel (11) is provided with an inner spline matched with the outer spline, the outer wall of the outer cylinder (11) is provided with an external thread which is matched with a transition nut (10), the transition nut (10) is rotationally matched in the rotating platform (3), gear teeth are arranged on the periphery of the transition nut (10), the driving rod is horizontally and rotatably arranged in the rotating platform (3), a thread section (9) is arranged at one end of the driving rod, the thread section (9) is meshed with the gear teeth, and the other end of the driving rod is driven by a first servo motor (2).

2. A rotary printing table according to claim 1, wherein: the other end of actuating lever is equipped with driven gear (8), first servo motor (2) are equipped with drive gear (7), drive gear (7) with driven gear (8) meshing.

3. A rotary printing table according to claim 1, wherein: the lateral wall of the upper end of the outer barrel (11) is provided with a first air pressure balance hole communicated with the inside and the outside, and the bottom of the sliding hole is provided with a second air pressure balance hole communicated with the inside and the outside.

4. A rotary printing table according to claim 1, wherein: the axis of the rotating platform (3) is fixed with a rotating shaft, and the lower end of the rotating shaft is matched with the supporting platform (1) in a rotating mode.

5. A rotary printing table according to claim 4, wherein: the rotating table (3) is internally provided with a second servo motor (6), and the output shaft of the servo motor is in transmission with the rotating shaft.

6. A rotary printing table according to claim 1, wherein: an inner cavity for accommodating the transition nut (10) is arranged in the sliding hole, a rotating hole for accommodating the driving rod is further arranged in the rotating platform (3), and the side wall of the rotating hole is communicated with the side wall of the inner cavity.