Reshaping machine for outer ring of net rack

Abstract

The utility model relates to a net rack outer ring shaping machine which comprises a rotating supporting structure used for clamping and supporting a net rack outer ring to rotate horizontally, two driven wheels and a driving wheel driven by a rotating executing mechanism to rotate, and the driving wheel and the driven wheels respectively comprise a middle shaft, an upper side plate and a lower side plate, and the upper side plate and the lower side plate are arranged at the two ends of the middle shaft. The circumferential face of the driving wheel center shaft is matched with the inner side face of the net rack outer ring meeting the design requirement, and the driven wheel center shaft is a step-shaped cylinder matched with the outer side face of the net rack outer ring meeting the design requirement. In addition, the shaping machine further comprises a linear driving module for driving the driven wheel to move towards the driving wheel so as to clamp the outer ring of the net rack on the rotary supporting structure in an internal and external matching mode. The automatic shaping device has the advantages that automatic shaping is achieved, batch automatic production can be achieved, efficiency is improved, labor cost is reduced, and operation is safer.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical processing technical field especially relates to a net frame outer ring shaper. BACKGROUND

[0002] At present, the screen frame on various screening machines has the structure of the circular single board screen frame and the open web screen frame according to the size of the screen diameter, and the "screen frame structure" with Chinese patent number 032843747 discloses a circular open web screen frame with L-shaped cross section.

[0003] In the forming, the circular open web screen frame with L-shaped cross section is usually bent and welded by the special-shaped pipe with the matching cross section shape, and after bending, the precision is often poor, mainly including: 1, the whole screen frame is warped and uneven, and the upper and lower sides are not on the same plane; 2, the roundness is poor; 3, the perpendicularity of the step of the outer side is poor, so that the screen cloth cannot be locked; 4, the inner side wall is uneven.

[0004] The current common trimming method is to measure the diameter and length of each position of the screen frame by a tape measure, and whether the screen frame is placed on the plane to see whether it is flat. If it is not equal or not flat, the position with larger diameter or length and the warped position are knocked by external force to make the screen frame gradually tend to the design state after deformation. The inconsistency of the external force during the external force knocking trimming will cause the problems of over-trimming or under-trimming, it is difficult to quickly meet the design requirements, and there is a great difficulty in trimming.

[0005] Therefore, it is necessary to improve and optimize the existing screen frame outer ring shaping process to better meet the user's needs. UTILITY MODEL CONTENTS

[0006] The utility model embodiment aims at the defects of the prior art structure, and provides a screen frame outer ring shaper, which realizes automatic shaping, can be used for batch automatic production, improves the efficiency, reduces the labor cost, and is safer to operate.

[0007] In order to achieve the above utility model purposes, the screen frame outer ring shaper provided by the utility model embodiment is realized by the following technical scheme:

[0008] The utility model provides a kind of net frame outer ring shaping machine, including the rotating support structure for clamping and supporting net frame outer ring horizontal self-rotation, characterized by: the shaping machine further includes two driven wheels and a driving wheel rotated by rotating execution mechanism, the driving wheel and driven wheel both include middle shaft and the upper and lower side plates arranged at the both ends of middle shaft;The circumferential surface of the middle shaft of the driving wheel is matched with the inner side surface of the net frame outer ring of design requirement, and the middle shaft of the driven wheel is the stepped cylindrical matched with the outer side surface of the net frame outer ring of design requirement.

[0009] In addition, the shaping machine further includes linear drive module for moving the driven wheel to the driving wheel to clamp the net frame outer ring on rotating support structure by inner and outer cooperation.

[0010] The spacing between the upper and lower side plates of the driving wheel and the driven wheel is the thickness of the net frame outer ring.

[0011] The lower side plate of the driving wheel and the driven wheel is circular ring, and the width is greater than the ring width of the net frame outer ring.

[0012] The linear drive module includes guide rail, seat body slidingly arranged on the guide rail, and translation drive mechanism for driving the seat body to slide along the guide rail, and the driven wheel is rotatably arranged on the seat body.

[0013] The translation drive mechanism includes servo motor, lead screw, and coupling connected between the output shaft of the servo motor and the lead screw;The nut of the lead screw is connected with the seat body.

[0014] The rotating support structure includes at least one horizontal support frame and at least one clamping support frame, the horizontal support frame has horizontal passive roller, and the clamping support frame has two rows of passive rollers arranged in parallel.

[0015] The spacing between the two rows of passive rollers of the clamping support frame is less than the thickness of the net frame outer ring, and the roller surface of the two rows of passive rollers is made of elastic material.

[0016] The conveying surface of the horizontal support frame, the conveying surface of the clamping support frame, and the inner side surface of the lower side plate of the driving wheel and the driven wheel are located on the same plane.

[0017] The number of clamping support frames is two, and the number of horizontal support frames is one.

[0018] Compared with the prior art, the net rack outer ring shaping machine has the advantages that: the rotating support structure clamps the outer ring of the net rack to rotate, two driven wheels and a driving wheel are arranged on the inner and outer sides of the outer ring of the net rack, the driving wheel drives the outer ring of the net rack to rotate horizontally, the wheel surfaces of the driven wheels and the driving wheel automatically shape the outer ring of the net rack, the roundness and flatness of the outer ring of the net rack can be adjusted, the shape of the inner and outer sides of the outer ring of the net rack can be trimmed, automatic shaping is realized, batch automatic production can be carried out, efficiency is improved, labor cost is reduced, and operation is safer.

[0019] In addition, the device has the advantages of simple structure, simple and convenient operation, high precision and the like, and greatly improves product quality. BRIEF DESCRIPTION OF DRAWINGS

[0020] The above features and advantages of the present application will become more apparent and easily understood from the following description of exemplary embodiments thereof in conjunction with the accompanying drawings.

[0021] Figure 1 FIG. 1 is a perspective view of a net rack outer ring shaping machine according to an embodiment of the present application;

[0022] Figure 2 FIG. 2 is a top view of the net rack outer ring shaping machine according to the embodiment of the present application;

[0023] Figure 3 FIG. 5 is a schematic view of a driving wheel structure according to the embodiment of the present application;

[0024] Figure 4 FIG. 6 is a schematic view of a driven wheel structure according to the embodiment of the present application. DETAILED DESCRIPTION

[0025] The embodiments of the present application will be described in detail by specific embodiments, and those skilled in the art can easily understand other advantages and effects of the present application from the content disclosed in the present specification. Obviously, the described embodiments are part of the embodiments of the present application, not all. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the present application.

[0026] The terms such as "front", "back", "left", "right", "inner", "outer" and the like in the present specification are only for the convenience of clear description, not to limit the scope of the present application, and the change or adjustment of the relative relationship without substantial change of the technical content is also regarded as the scope of the present application.

[0027] In the description of the following embodiments, unless otherwise expressly specified and limited, the term "connection" and other similar terms should be understood broadly, for example, "connection" can be fixed connection, or detachable connection, or integral; can be mechanical connection, or indirect connection through intermediate medium, can be internal communication of two elements or interaction relationship of two elements, unless otherwise expressly limited. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0028] Referring to Figures 1-4 As shown in the utility model embodiment, a net rack outer ring shaping machine is provided, which comprises a rotating support structure 1, a driving wheel assembly 2, a driven wheel assembly 3 and a rack 4.

[0029] The rotating support structure 1 is used for clamping and supporting the horizontal self-rotation of the net rack outer ring 5, and is a driven part, mainly comprising a horizontal support frame 11 and two clamping support frames 12.

[0030] The horizontal support frame 11 comprises a frame body 111 and a passive roller way 112 arranged on the frame body 111, and the passive roller way 112 is horizontally arranged.

[0031] The clamping support frame 12 comprises a frame body 121 and two rows of upper and lower passive roller ways 122 arranged on the frame body 121. The frame body 121 is installed on the rack 4. The two rows of passive roller ways 122 are arranged in parallel, and one end forms an opening for the net rack outer ring 5 to enter. The spacing between the two rows of passive roller ways 122 of the clamping support frame 12 is less than the thickness of the net rack outer ring 5, and the roller surfaces of the two rows of passive roller ways 122 are made of elastic material, so that the net rack outer ring 5 is in a clamped state when passing between the two rows of passive roller ways 122, thereby restricting the upward and downward movement of the net rack outer ring 5.

[0032] The conveying surfaces of the clamping support frame 12 and the horizontal support frame 11 are located in the same plane, and the rotating shafts of the passive roller way 112 and the passive roller way 122 are arranged radially. The width of the passive roller way 112 is greater than that of the passive roller way 122, so as to adapt to net rack outer rings 5 of different diameters.

[0033] The driving wheel assembly 2 comprises a driving wheel 21, a gearbox 22 and a servo motor 23. The servo motor 23 is installed on the rack 4, the output shaft thereof is upwardly connected with the gearbox 22, and the driving wheel 21 is connected to the output end of the gearbox 22, so as to be driven by the servo motor 23 to rotate horizontally. The driving wheel 21 comprises a central shaft 211 and upper and lower side plates 212, 213 arranged at both ends of the central shaft 211. The upper and lower side plates 212, 213 are both circular ring-shaped plates. The peripheral surface of the central shaft 211 cooperates with the inner side surface of the net rack outer ring 5 required by the design, and the spacing between the upper and lower side plates 212, 213 is the thickness of the net rack outer ring 5. In addition, the width of the lower side plate 213 is greater than the ring width of the net rack outer ring, which is used to support the lower side surface of the net rack outer ring.

[0034] The driven wheel assembly 3 comprises a driven wheel 31 and a linear drive module 32. The driven wheel 31 comprises a middle shaft 311 and upper side plates 312 and lower side plates 313 arranged at both ends of the middle shaft 311. The upper side plates 312 and the lower side plates 313 are both circular ring-shaped plates. The middle shaft 311 is a stepped cylinder, the peripheral surface of which cooperates with the inner side surface of the outer ring 5 of the grid frame as required by design, and the spacing between the upper side plates 312 and the lower side plates 313 is the thickness of the outer ring 5 of the grid frame. In addition, the width of the lower side plates 313 is greater than the ring width of the outer ring of the grid frame, for supporting the lower side surface of the outer ring of the grid frame.

[0035] The linear drive module 32 is mounted on the rack 4, and the driven wheel 31 is rotatably arranged on the linear drive module 32 and is driven by the linear drive module 32 to move towards the driving wheel 21, so that the driving wheel 21 and the driven wheel 31 internally and externally cooperate to clamp the outer ring of the grid frame on the rotary support structure. The conveying surface of the horizontal support frame, the conveying surface of the clamping support frame, the inner side surface of the lower side plates of the driving wheel 21 and the driven wheel 31 are located on the same plane.

[0036] In the preferred embodiment, the linear drive module 32 comprises a guide rail 321, a seat body 322 slidably arranged on the guide rail 321, and a translation drive mechanism 323 for driving the seat body 322 to slide along the guide rail, and the driven wheel 31 is rotatably arranged on the seat body 322. The translation drive mechanism 323 comprises a servo motor 3231, a lead screw 3232, and a shaft coupling 3233 connected between the output shaft of the servo motor 3231 and the lead screw 3232. The nut of the lead screw 3232 is connected with the seat body 322.

[0037] Compared with the prior art, the utility model has the advantages that: the rotary support structure clamps the outer ring of the grid frame to rotate, two driven wheels and a driving wheel are arranged to clamp the outer ring of the grid frame on the inner and outer sides, the driving wheel drives the outer ring of the grid frame to rotate horizontally, and the wheel surfaces of the driven wheels and the driving wheel automatically shape the outer ring of the grid frame, which not only adjusts the roundness and flatness of the outer ring of the grid frame, but also trims the shape of the inner and outer side surfaces of the outer ring of the grid frame, realizes automatic shaping, can be mass-produced automatically, improves the efficiency, reduces the labor cost, and is safer to operate.

[0038] Furthermore, the device has the advantages of simple structure, simple and convenient operation, high precision, and greatly improved product quality.

[0039] The above embodiments are used to explain the utility model and the implementation of the utility model, but those skilled in the art can understand that the above embodiments are only one of the preferred embodiments of the utility model, and due to the limitation of the length, all the embodiments cannot be listed one by one, and any embodiment that can embody the technical scheme of the utility model claim is within the protection scope of the utility model.

[0040] It should be noted that the above is a further detailed description of the present application in combination with specific embodiments, and cannot be considered as limiting the specific embodiments of the present application to the above. Under the guidance of the above embodiments, those skilled in the art can make various improvements and modifications on the basis of the above embodiments, and these improvements or modifications fall within the protection scope of the present application.

Claims

1. A truss outer ring shaping machine comprising a rotating support structure for clamping and supporting a truss outer ring for horizontal self-rotation, characterized by: The shaping machine further comprises two driven wheels and a driving wheel driven by a rotary actuator, the driving wheel and the driven wheels each comprise a shaft and upper and lower side plates arranged at both ends of the shaft; the peripheral surface of the shaft of the driving wheel is matched with the inner surface of the outer ring of the grid frame required by design, and the shaft of the driven wheel is a stepped cylinder matched with the outer surface of the outer ring of the grid frame required by design; In addition, the shaping machine further comprises a linear driving module driving the driven wheels to move towards the driving wheel so as to clamp the outer ring of the grid frame on a rotary support structure.

2. The outer ring shaping machine of claim 1, wherein: The distance between the upper and lower side plates of the driving wheel and the driven wheel is the thickness of the outer ring of the grid frame.

3. The outer ring shaping machine of claim 2, wherein: The lower side plates of the driving wheel and the driven wheel are circular rings, and the width is greater than the ring width of the outer ring of the grid frame.

4. The outer ring shaping machine of claim 1, wherein: The linear driving module comprises a guide rail, a seat body slidingly arranged on the guide rail, and a translation driving mechanism driving the seat body to slide along the guide rail, and the driven wheel is rotatably arranged on the seat body.

5. The outer ring shaping machine of claim 4, wherein: The translation driving mechanism comprises a servo motor, a lead screw, and a shaft coupling connected between the output shaft of the servo motor and the lead screw; the nut of the lead screw is connected with the seat body.

6. The outer ring shaping machine of claim 1, wherein: The rotary support structure comprises at least one horizontal support frame and at least one clamping support frame, the horizontal support frame has a passive roller way arranged horizontally, and the clamping support frame has two rows of passive rollers arranged in parallel, and one end of the two rows of passive rollers of the clamping support frame forms a gap for the outer ring of the grid frame to enter.

7. The outer ring shaping machine of claim 6, wherein: The distance between the two rows of passive rollers of the clamping support frame is less than the thickness of the outer ring of the grid frame, and the roller surfaces of the two rows of passive rollers are made of elastic material.

8. The outer ring shaping machine of claim 7, wherein: The conveying surface of the horizontal support frame, the conveying surface of the clamping support frame, and the inner surface of the lower side plates of the driving wheel and the driven wheel are located on the same plane.

9. The outer ring shaping machine of claim 7, wherein: The number of clamping support frames is two, and the number of horizontal support frames is one.

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