CN206264682U - A kind of turning device of taut picture machine - Google Patents

Abstract

The utility model discloses an overturning device of a stretch painting machine, which comprises a workbench, and a connecting frame is arranged outside the lower part of the workbench, and the connecting frame includes a plurality of connecting rods vertically fixed on the workbench and connected to the workbench. The mounting plate fixedly connected with the stick, the mounting plate is set horizontally, the middle part of the mounting plate is fixedly equipped with a main shaft, and a gear, a first thrust ball bearing and a second thrust ball bearing are fixedly installed on the main shaft, and the gears are adjacent to each other It is arranged below the mounting plate, the first thrust ball bearing is adjacently arranged above the mounting plate, the second thrust ball bearing is adjacently arranged below the gear, and a bottom plate is arranged below the second thrust ball bearing, and the bottom plate A rack and a driving device are provided, and the rack is meshed with the gear. The utility model can realize the 90° turning of the picture frame, and can realize the nailing operation on each side of the picture frame when the nailing device is fixed, which saves time and labor compared with the existing manual turning.

Description

A flipping device for stretch painting machine

technical field

The utility model relates to an overturning device of a stretch painting machine.

Background technique

The production of the inner frame painting is mainly made by placing the picture frame on the back of the canvas, folding the canvas around the picture frame and covering it on the picture frame, and then nailing and fixing it. In the prior art, the nailing operation is mainly performed by pure manual operation or semi-automatic operation. After the nailing on one side is completed, it needs to be manually turned over to the other side for the nailing operation, which is time-consuming and laborious.

Utility model content

The utility model aims to solve the technical problems mentioned above, and provides an overturning device for a stretch painting machine, which can realize the automatic overturning of the picture frame, saves time and effort, and the whole device has a simple structure, is easy to operate, and can greatly save equipment costs ,Improve work efficiency.

The technical scheme that the utility model solves its technical problem adopts is:

An overturning device for a stretch painting machine, comprising a workbench, a connecting frame for installing the overturning device protruding from the bottom of the workbench, the connecting frame includes several connecting sticks vertically fixed on the workbench and connected to the The mounting plate fixedly connected with the rod, the mounting plate is set horizontally, the middle part of the mounting plate is fixedly equipped with a main shaft, and a gear, a first thrust ball bearing and a second thrust ball bearing are fixedly installed on the main shaft, and the gears are adjacent to each other It is arranged below the mounting plate, the first thrust ball bearing is adjacently arranged above the mounting plate, the second thrust ball bearing is adjacently arranged below the gear, and the second thrust ball bearing is provided below the second thrust ball bearing. The bottom plate of the ball bearing is provided with a rack and a driving device for driving the rack, and the rack is meshed with the gear.

Preferably, the mounting plate is rectangular, and there are four connecting rods, and the connecting rods are respectively arranged at four corners of the mounting plate.

Further, the main shaft includes a first shaft section protruding from the upper part of the mounting plate and a second shaft segment protruding from the lower part of the mounting plate. As for the overhanging limiting part, a groove is provided on the lower end surface of the second shaft section, and a limiting column for matching with the groove is arranged on the bottom plate.

Further, a guide rail for installing a rack is provided on the bottom plate, and the rack can slide along the guide rail.

Preferably, the driving device is an air cylinder.

Further, the overturning device is connected with a PLC circuit control system for controlling the movement of the air cylinder.

Further, a supporting device for supporting the bottom plate is also provided under the bottom plate.

The beneficial effects of the utility model are: the utility model provides a flipping device of a stretch painting machine, which can realize 90° flipping of the picture frame, and can realize nailing on each side of the picture frame when the nailing device is fixed. Operation, compared with the existing manual turning, saves time and effort; the device used in the utility model has a simple structure and is easy to operate, which effectively improves production efficiency and saves equipment costs.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Fig. 1 is a three-dimensional structure schematic diagram of an embodiment of the utility model;

Fig. 2 is a schematic diagram of the main shaft structure of an embodiment of the present invention.

detailed description

Referring to Fig. 1 to Fig. 2, a flipping device of a stretch painting machine in this embodiment includes a workbench 1, and a connecting frame 2 for installing the flipping device is installed on the underside of the working table 1, and the connecting frame 2 includes The four connecting rods 2-1 vertically fixed on the workbench 1 and the mounting plate 2-2 fixedly connected with the connecting rods 2-1, the mounting plate 2-2 is rectangular, and the connecting rods 2-1 are respectively It is installed at the four corners of the installation plate 2-2, the installation plate 2-2 is set horizontally, the middle part of the installation plate 2-2 is fixed with the main shaft 3, and the gear 4 and the first thrust are fixedly installed on the main shaft 3. The ball bearing 5 and the second thrust ball bearing 6, the gear 4 is adjacently arranged below the installation plate 2-2, the first thrust ball bearing 5 is adjacently arranged above the installation plate 2-2, and the second thrust The ball bearings 6 are adjacently arranged below the gear 4, and a bottom plate 7 abutting against the second thrust ball bearing 6 is set under the second thrust ball bearing 6, and a rack 9 and a driving rack 9 are arranged on the bottom plate 7 to act The driving device, the rack 9 is meshed with the gear 4. During implementation, the driving device drives the rack 9 to move, thereby driving the gear 4 engaged with the rack 9 to rotate, the worktable 1 is fixedly connected to the main shaft 3, the main shaft 3 is fixedly connected to the gear 4, and the worktable 1 also rotates accordingly.

Referring to Fig. 2, the main shaft 3 includes a first shaft segment 3-1 protruding from the upper part of the mounting plate 2-2 and a second shaft segment 3-2 protruding from the lower part of the mounting plate 2-2, the first shaft The end surface of section 3-1 is provided with an overhanging stopper 3-1-1 for limiting the longitudinal displacement of the first thrust ball bearing 5, the lower end surface of the second shaft section 3-2 is provided with a groove, and the bottom plate 7 A limiting column 7-1 for matching with the groove is provided. When installing, first set the first thrust bearing against the end face of the first shaft section 3-1, then penetrate and fix it on the installation plate 2-2, and then install the gear 4 and the second thrust ball bearing 6 on the second On the shaft section 3-2, finally, the second shaft section 3-2 is matched with the limiting post 7-1 on the bottom plate 7 through the groove to realize positioning.

Referring to FIG. 1 , the bottom plate 7 is provided with a guide rail 8 for installing a rack 9 , and the rack 9 can slide along the guide rail 8 . Preferably, the driving device for driving the rack 9 is an air cylinder.

Further, the overturning device is connected with a PLC circuit control system that controls the movement of the cylinder, and the control system is provided with a control button and a processing system, and the processing system can convert the number of teeth moved by the rack 9 and the rotation angle of the gear 4 , the operator can realize the automatic rotation of the table 1 by inputting the rotation angle value, the operation is simple and convenient, and the processing efficiency is greatly improved.

Further, a supporting device for supporting the bottom plate 7 is provided below the bottom plate 7, and the turning device is arranged above the supporting device. In specific use, the supporting device can be other driving devices, such as a cylinder that drives the workbench 1 to move up and down. , the said limiting column 7-1 can penetrate through the bottom plate 7 and be connected with the cylinder to realize other actions of the workbench 1.

During specific implementation, the operator can input the rotation angle into the PLC control system according to the requirements of the rotation angle, and the control system controls the action of the cylinder to drive the rack 9 to move, thereby realizing the rotation of the gear 4, that is, the rotation of the workbench 1.

The utility model provides an overturning device of a stretch painting machine, which can realize 90° overturning of the picture frame, and can realize the nailing operation on each side of the picture frame when the nailing device is fixed. Compared with the existing manual overturning , saving time and labor; the device used in the utility model has a simple structure and is easy to operate, which effectively improves production efficiency and saves equipment costs.

The above specific structure and size data are specific descriptions of the preferred embodiments of the present invention, but the invention of the present invention is not limited to the described embodiments, and those skilled in the art can also use it without violating the spirit of the present invention. Various equivalent deformations or replacements can be made, and these equivalent deformations or replacements are all included within the scope defined by the claims of the present application.

Claims (7)

1. a kind of turning device of taut picture machine, including workbench（1）, it is characterised in that：The workbench（1）The overhanging setting in lower section There is the link for installing turning device（2）, the link（2）Including being perpendicularly fixed at workbench（1）If on involvement Batonet（2-1）And with the connection rod（2-1）The installing plate being fixedly connected（2-2）, the installing plate（2-2）It is horizontally disposed, institute State installing plate（2-2）Middle part is fixedly installed main shaft（3）, the main shaft（3）On be installed with gear（4）, the first thrust ball Bearing（5）With the second thrust ball bearing（6）, the gear（4）It is disposed adjacent in installing plate（2-2）Lower section, first thrust Ball bearing（5）It is disposed adjacent in installing plate（2-2）Top, second thrust ball bearing（6）It is disposed adjacent in gear（4）Under Side, second thrust ball bearing（6）Lower section is provided with the second thrust ball bearing of abutting（6）Base plate（7）, the base plate（7） On be provided with tooth bar（9）And drive tooth bar（9）The drive device of action, the tooth bar（9）With the gear（4）Engagement connection.

2. the turning device of a kind of taut picture machine according to claim 1, it is characterised in that：The installing plate（2-2）It is length It is square, the connection rod（2-1）There are four, the connection rod（2-1）It is respectively arranged at installing plate（2-2）Four angles.

3. the turning device of a kind of taut picture machine according to claim 1, it is characterised in that：The main shaft（3）Including overhanging In installing plate（2-2）First shaft part on top（3-1）With stretch in installing plate outward（2-2）Second shaft part of bottom（3-2）, described One shaft part（3-1）End face is provided with to limit the first thrust ball bearing（5）The overhanging limiting section of length travel（3-1-1）, institute State the second shaft part（3-2）Lower surface sets fluted, the base plate（7）On be provided with to spacing with the fit depressions Post（7-1）.

4. the turning device of a kind of taut picture machine according to claim 1, it is characterised in that：The base plate（7）On be provided with It is used to tooth bar is installed（9）Guide rail（8）, the tooth bar（9）Can be along the guide rail（8）Slide.

5. the turning device of a kind of taut picture machine according to claim 1, it is characterised in that：The drive device is cylinder.

6. the turning device of a kind of taut picture machine according to claim 5, it is characterised in that：The turning device connect setting There is the PLC circuit control system of control cylinder action.

7. the turning device of a kind of taut picture machine according to claim 1, it is characterised in that：The base plate（7）Lower section also sets It is equipped with to support baseboard（7）Support meanss.