Autorotation device of on-line automatic enameling machine for water heater inner container

Abstract

A self-rotation device of an on-line automatic enameling machine of a water heater inner container comprises a swing frame, n self-rotation mechanisms are arranged in the swing frame, n is an integer larger than or equal to 3, every two adjacent self-rotation mechanisms form a self-rotation station, and the total number of the 3 self-rotation stations is n-1; each autorotation mechanism comprises an autorotation shaft, a lower catch wheel is arranged at the lower part of the autorotation shaft, an upper catch wheel is arranged at the upper part of the autorotation shaft, and at least one autorotation driving wheel is arranged between the lower catch wheel and the upper catch wheel on the autorotation shaft; a rotation driving device is arranged at the top or the bottom of the swing frame and drives the rotation mechanism to rotate through a transmission mechanism. The self-rotation device has the advantage that the volume of the self-rotation device of the enameling machine is minimum when workpieces with the same diameter and the same number are processed.

Description

Technical Field

[0001] The utility model relates to the technical field of water heater inner tank processing, in particular to a self-rotating device of an online automatic enameling machine for a water heater inner tank. Background Art

[0002] In the prior art, the self-rotating device of the existing online automatic enameling machine for water heater inner tank generally includes a swing frame, on which a pair of self-rotating mechanisms are arranged, and each pair of self-rotating mechanisms rotates a workpiece (such as the water heater inner tank). For example, if 4 workpieces are to be processed each time, 4 pairs of self-rotating mechanisms, i.e. 8 self-rotating mechanisms, are required to rotate 4 workpieces. In this way, the volume of the self-rotating device of the online automatic enameling machine for water heater inner tank is relatively large, resulting in a large floor space when installed on site, and the cost of the equipment is also relatively high. For example, a new type of online automatic enameling machine for water heater inner tank disclosed in Chinese patent document CN212741532 U is such a product. Utility Model Content

[0003] The utility model provides a self-rotating device of an online automatic enameling machine for a water heater inner tank, which is as small as possible when processing workpieces with the same diameter and the same number.

[0004] The utility model provides a self-rotating device of an online automatic enameling machine for a water heater inner tank, comprising a swing frame, wherein n self-rotating mechanisms are arranged in the swing frame, wherein n is an integer greater than or equal to 3, two adjacent self-rotating mechanisms constitute a self-rotating station, wherein the total number of the self-rotating stations 3 is n-1; each of the self-rotating mechanisms comprises a self-rotating shaft, a lower stop wheel is arranged at the lower part of the self-rotating shaft, an upper stop wheel is arranged at the upper part of the self-rotating shaft, and at least one self-rotating driving wheel is arranged between the lower stop wheel and the upper stop wheel on the self-rotating shaft; a self-rotating driving device is arranged at the top or bottom of the swing frame, and the self-rotating driving device drives the self-rotating mechanism to rotate through a transmission mechanism.

[0005] As an improvement to the present invention, a glaze injection nozzle is provided at the bottom of the rocking frame relative to each of the rotation stations.

[0006] As an improvement to the present utility model, the self-rotation driving device is a motor, the transmission mechanism is a sprocket chain, and the motor drives the self-rotation mechanism to rotate synchronously via the sprocket chain.

[0007] As an improvement to the utility model, a glaze return hopper is provided between the swing frame and the rotation mechanism, and a plurality of glaze return openings are provided at the bottom of the glaze return hopper.

[0008] As an improvement to the present invention, a sling track is provided on the top front side of the swing frame, and the sling can move on the sling track.

[0009] As an improvement to the utility model, the hanger rail is a channel steel or an I-beam.

[0010] As an improvement to the present invention, at least one of the self-rotating driving wheels is two, one of which is arranged close to the lower blocking wheel, and the other is arranged close to the upper blocking wheel.

[0011] As an improvement to the present utility model, the upper blocking wheel comprises a basic wheel and a detachably connected auxiliary wheel composed of a plurality of arc pieces and arranged on the circumference of the basic wheel.

[0012] As an improvement to the utility model, the plurality of arc pieces are composed of 3-5 pieces.

[0013] As an improvement to the utility model, the number of circular arc pieces is 4.

[0014] The utility model adopts a structure in which n self-rotation mechanisms are arranged in the swing frame, wherein n is an integer greater than or equal to 3, two adjacent self-rotation mechanisms constitute a self-rotation station, wherein the total number of the self-rotation stations 3 is n-1; each of the self-rotation mechanisms comprises a self-rotation shaft, a lower stop wheel is arranged at the lower part of the self-rotation shaft, an upper stop wheel is arranged at the upper part of the self-rotation shaft, and at least one self-rotation driving wheel is arranged between the lower stop wheel and the upper stop wheel on the self-rotation shaft; a self-rotation driving device is arranged at the top or bottom of the swing frame, and the self-rotation driving device drives the self-rotation mechanism to rotate through a transmission mechanism, so that the utility model has the advantage of the smallest volume of the self-rotation device of the coating and enamelling machine when processing workpieces of the same diameter and the same number. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional exploded schematic diagram of an embodiment of the utility model.

[0016] Figure 2 yes Figure 1 A schematic structural diagram of another viewing angle of the combined embodiments shown.

[0017] Figure 3 yes Figure 1 The illustrated embodiment is a schematic diagram of the usage status on a coating and enameling machine. DETAILED DESCRIPTION

[0018] In order to better understand the above technical solution, the above technical solution will be described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0019] like Figure 1 and Figure 2 As shown, Figure 1 and Figure 2Disclosed is a self-rotating device of an online automatic enameling machine for a water heater inner tank, comprising a swing frame 1, wherein n self-rotating mechanisms 2 are arranged in the swing frame 1, wherein n is an integer greater than or equal to 3, two adjacent self-rotating mechanisms 2 constitute a self-rotating station 3, wherein the total number of the self-rotating stations 3 is n-1; each of the self-rotating mechanisms 2 comprises a self-rotating shaft 21, wherein a lower stop wheel 22 is arranged at the lower part of the self-rotating shaft 21, an upper stop wheel 23 is arranged at the upper part of the self-rotating shaft 21, and at least one self-rotating driving wheel 24 is arranged between the lower stop wheel 22 and the upper stop wheel 23 on the self-rotating shaft 21; a self-rotating driving device 4 is arranged at the top or bottom of the swing frame 1 (in this embodiment, the self-rotating driving device 4 is arranged at the top of the swing frame 1), and the self-rotating driving device 4 drives the self-rotating mechanism 2 to rotate through a transmission mechanism 5. Figure 1 and Figure 2 In the illustrated embodiment, there are five self-rotating mechanisms 2, with four self-rotating stations 3, and a glaze injection nozzle 31 is provided at the bottom of the swing frame 1 relative to each self-rotating station 3. This design overcomes the problem that each pair of self-rotating mechanisms of a traditional online or offline enameling machine can only process one workpiece, occupying a large area and having high equipment costs.

[0020] Preferably, the self-rotation drive device 4 includes but is not limited to a motor, for example, the motor can be replaced by a pneumatic motor, as long as it is a device with a rotation function, the transmission mechanism 5 includes but is not limited to a sprocket chain, and the sprocket chain can be replaced by a gear set; in this embodiment, the motor drives the self-rotation mechanism 2 to rotate synchronously through the sprocket chain.

[0021] Preferably, a glaze return hopper 6 is provided between the swing frame 1 and the rotation mechanism 2 , and a plurality of glaze return ports 61 are provided at the bottom of the glaze return hopper 6 for recovering excess glaze.

[0022] Preferably, a sling track 7 is provided on the top front side of the swing frame 1, and the sling 71 can move on the sling track 7. The sling track can be a channel steel or an I-beam, and the sling 71 is connected to the drive chain 72 (see FIG. Figure 3 ) is driven to move on the hanger rail 7. When the workpiece 8 (for example, the inner tank of the water heater) is aligned with the rotation station 3, the hanger 71 stops moving, and the swing frame 1 is driven by the swing frame driving mechanism 9 (see Figure 3 ) is driven by the rotation station 3, and the workpiece 8 is driven to swing within the range of 0-110 degrees. At the same time, the rotation mechanism 2 drives the workpiece 8 to rotate, and the glaze injection nozzle 31 injects glaze into the workpiece 8 to enamelled the inner wall of the workpiece 8.

[0023] Preferably, there are two at least one self-rotating driving wheels 24, one of which is disposed close to the lower stop wheel 22, and the other is disposed close to the upper stop wheel 23, which is conducive to uniformly driving the workpiece 8.

[0024] Preferably, the upper stop wheel 23 includes a basic wheel 231 and a detachably connected auxiliary wheel 232 composed of a plurality of arc pieces arranged on the circumference of the basic wheel 231. By designing a plurality of detachably connected auxiliary wheels 232, it can be suitable for use with workpieces 8 of different diameters. When the diameter is small, only the basic wheel 231 can be used. When the diameter becomes larger, auxiliary wheels 232 of different diameters can be selected to be used in conjunction with the diameter of the workpiece 8, which is very convenient.

[0025] Preferably, the plurality of arc pieces are composed of 3-5 pieces, and more preferably, the plurality of arc pieces are composed of 4 pieces.

[0026] See also Figure 3 , Figure 3 yes Figure 1 The schematic diagram of the embodiment shown in the figure is shown in the use state of the coating machine. Figure 3 It can be seen that the enameling machine also includes a swing frame driving mechanism 9, a frame 10 and a glaze receiving box 11. The utility model is arranged on the frame 10, and a swing frame driving mechanism 9 is provided at the back of the utility model, and an arc-shaped glaze receiving box 11 is provided at the front of the utility model; in this embodiment, the swing frame driving mechanism 9 is a cylinder.

[0027] Although preferred embodiments of the present invention have been described, those skilled in the art may make additional changes and modifications to these embodiments once they are aware of the basic creative concepts. Therefore, the appended claims are intended to be interpreted as including the preferred embodiments and all changes and modifications that fall within the scope of the present invention. Obviously, those skilled in the art may make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A self-rotating device for an online automatic enameling machine for a water heater liner, comprising a swing frame (1), characterized in that: n self-rotation mechanisms (2) are arranged in the swing frame (1), wherein n is an integer greater than or equal to 3, two adjacent self-rotation mechanisms (2) constitute a self-rotation station (3), wherein the total number of the self-rotation stations (3) is n-1; each of the self-rotation mechanisms (2) comprises a self-rotation shaft (21), a lower stop wheel (22) is arranged at the lower part of the self-rotation shaft (21), an upper stop wheel (23) is arranged at the upper part of the self-rotation shaft (21), and at least one self-rotation driving wheel (24) is arranged between the lower stop wheel (22) and the upper stop wheel (23) on the self-rotation shaft (21); a self-rotation driving device (4) is arranged at the top or bottom of the swing frame (1), and the self-rotation driving device (4) drives the self-rotation mechanism (2) to rotate through a transmission mechanism (5).

2. The self-rotating device of the online automatic enameling machine for the inner tank of a water heater according to claim 1 is characterized in that A glaze injection nozzle (31) is provided at the bottom of the rocking frame (1) relative to each of the rotation stations (3).

3. The self-rotating device of the online automatic enameling machine for water heater liner according to claim 1 or 2, characterized in that The self-rotation drive device (4) is a motor, the transmission mechanism (5) is a sprocket chain, and the motor drives the self-rotation mechanism (2) to rotate synchronously via the sprocket chain.

4. The self-rotating device of the online automatic enameling machine for water heater liner according to claim 1 or 2, characterized in that A glaze return hopper (6) is provided between the swing frame (1) and the rotation mechanism (2), and a plurality of glaze return openings (61) are provided at the bottom of the glaze return hopper (6).

5. The self-rotating device of the online automatic enameling machine for water heater liner according to claim 1 or 2, characterized in that A sling track (7) is provided on the top front side of the swing frame (1), and the sling (71) can move on the sling track (7).

6. The self-rotating device of the online automatic enameling machine for the inner tank of a water heater according to claim 5, characterized in that The hanger rail (7) is a channel steel or an I-beam.

7. The self-rotating device of the online automatic enameling machine for water heater liner according to claim 1 or 2, characterized in that : At least one of the self-rotating driving wheels (24) is two, one of which is disposed close to the lower blocking wheel (22), and the other of which is disposed close to the upper blocking wheel (23).

8. The self-rotating device of the online automatic enameling machine for water heater liner according to claim 1 or 2, characterized in that The upper blocking wheel (23) comprises a basic wheel (231) and a detachably connected auxiliary wheel (232) composed of a plurality of arc pieces and arranged on the circumference of the basic wheel (231).

9. The self-rotating device of the online automatic enameling machine for water heater liner according to claim 8, characterized in that :Some of the arc pieces are composed of 3-5 pieces.

10. The self-rotating device of the online automatic enameling machine for the inner tank of a water heater according to claim 8, characterized in that : There are 4 arc pieces.

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