Anti-slip trimming machine for nodular cast iron pipe fitting machining

Abstract

The utility model relates to the technical field of nodular cast iron pipe fitting machining, in particular to an anti-slip trimming machine for nodular cast iron pipe fitting machining, which comprises a frame, an expansion shaft is rotatably connected to the middle of the top of the frame, and trimming and polishing rollers staggered with the expansion shaft are symmetrically arranged on two sides of the expansion shaft. A lifting plate capable of ascending and descending is arranged below the expansion shaft, a rotating disc is rotationally connected to the position, under the expansion shaft, of the lifting plate, and a pipe rotation driving mechanism for driving the expansion shaft to rotate and a distance adjusting mechanism for adjusting the distance between the two finishing and grinding rollers and the expansion shaft are further arranged on the frame. According to the nodular cast iron pipe fitting polishing and finishing device, the nodular cast iron pipe fitting can be prevented from sliding down in the polishing and finishing process, meanwhile, the polishing efficiency is improved, the polishing and finishing stability is high, and the polishing efficiency is high.

Description

Technical Field

[0001] The utility model relates to the technical field of ductile iron pipe fitting processing, in particular to an anti-slip finishing machine for ductile iron pipe fitting processing. Background Art

[0002] Ductile iron pipes are made by adding magnesium or rare earth magnesium combined with gold spheroidizers into molten iron before pouring to spheroidize graphite and reduce stress concentration, so that the pipes have the advantages of high strength, high elongation, impact resistance, corrosion resistance, good sealing, etc. After forming, burrs are likely to appear on the side walls, which require grinding and trimming. During the grinding and trimming process, it is generally polished manually or the ductile iron parts are fixed for grinding. However, ductile iron pipe fittings are prone to slipping and falling, which not only easily causes damage to the ductile iron pipe fittings, but also easily causes accidental injuries during operation. At the same time, the grinding efficiency is also low. For this reason, a ductile iron pipe fitting anti-slip finishing machine is designed to prevent the ductile iron pipe fittings from slipping during the grinding and trimming process, while improving the grinding efficiency, and having high grinding and trimming stability and high grinding efficiency. Utility Model Content

[0003] 1. Technical issues to be resolved

[0004] In view of the deficiencies in the prior art, the utility model provides an anti-slip finishing machine for ductile iron pipe fittings, which can prevent the ductile iron pipe fittings from slipping during the grinding and finishing process, while improving the grinding efficiency, and the grinding and finishing has high stability and high grinding efficiency.

[0005] (II) Technical solution

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an anti-slip finishing machine for processing ductile iron pipe fittings, comprising a frame, an expansion shaft is rotatably connected to the middle position of the top of the frame, and finishing and grinding rollers that are staggered with the expansion shaft are symmetrically arranged on both sides of the expansion shaft, a lift plate that can be raised and lowered is arranged below the expansion shaft, and a rotating disk is rotatably connected to the position of the lift plate directly below the expansion shaft, the frame is also provided with a pipe fitting rotation drive mechanism for driving the expansion shaft to rotate, a spacing adjustment mechanism for adjusting the spacing between the two finishing and grinding rollers and the expansion shaft, and two groups of grinding and finishing drive mechanisms that respectively drive the two finishing and grinding rollers to rotate.

[0007] Preferably, the pipe rotation drive mechanism includes a rotation drive motor fixedly mounted on the frame, the output shaft of the rotation drive motor is connected to the expansion shaft via a synchronous belt, and the synchronous belt is located above the spacing adjustment mechanism.

[0008] Preferably, the spacing adjustment mechanism includes a bidirectional screw rotatably connected to the frame and located below a synchronous belt, and the bidirectional screw is symmetrically threaded with two sliders that slide with the frame, and the two dressing and grinding rollers are respectively arranged at the bottom of the two sliders. It also includes a retraction and extension adjustment motor fixedly mounted on the frame and used to drive the bidirectional screw to rotate.

[0009] Preferably, the grinding and finishing drive mechanism includes a mounting frame fixedly mounted on the bottom of the slider, the dressing and finishing roller is vertically rotatably connected to the mounting frame, the mounting frame is provided with a driving assembly for driving the dressing and finishing roller to rotate, the driving assembly includes a dressing drive motor fixedly mounted on the mounting frame, and the output shaft of the dressing drive motor is connected to the dressing and finishing roller via a synchronous belt transmission.

[0010] Preferably, it also includes a lifting drive mechanism for driving the lifting plate to lift, and the lifting drive mechanism includes two groups of lifting drive cylinders symmetrically arranged and fixedly installed on the frame, and the output ends of the two lifting drive cylinders are fixedly connected to the lifting plate.

[0011] Preferably, it also includes a guide assembly, which includes a plurality of guide rails fixedly mounted on the frame, and the lifting plates are slidably matched with the plurality of guide rails up and down.

[0012] (III) Beneficial effects

[0013] Compared with the prior art, the utility model provides an anti-slip finishing machine for ductile iron pipe fittings processing, which has the following beneficial effects:

[0014] The anti-slip finishing machine for processing ductile iron pipe fittings can support and fix the ductile iron pipe fittings from the inside through the expansion shaft, and can grind the ductile iron pipe fittings fixed on the expansion shaft from both sides through two finishing and grinding rollers. The two finishing and grinding rollers can be driven to rotate respectively through two sets of grinding and finishing driving mechanisms, and the expansion shaft and the ductile iron pipe fittings fixed on the expansion shaft can be driven to rotate through the pipe rotating driving mechanism, so as to facilitate and evenly grind and trim the ductile iron pipe fittings. Due to the arrangement of the lifting plate and the rotating disk, the ductile iron pipe fittings can be prevented from slipping off the expansion shaft. The anti-slip finishing machine for processing ductile iron pipe fittings can prevent the ductile iron pipe fittings from slipping during the grinding and trimming process, and at the same time improve the grinding efficiency, and the grinding and trimming stability is high and the grinding efficiency is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the structure of the utility model from other perspectives as a whole;

[0017] Figure 3 It is a structural schematic diagram of another viewing angle of the utility model as a whole;

[0018] Figure 4 It is a schematic diagram of the structure of the dressing and grinding roller, the sliding block and the dressing and grinding drive mechanism of the utility model.

[0019] Markings in the attached drawings: 1. frame; 2. expansion shaft; 3. dressing and grinding roller; 4. lifting plate; 5. rotating disk; 6. rotating drive motor; 7. synchronous belt one; 8. bidirectional screw; 9. slider; 10. retractable and extendable adjustment motor; 11. mounting frame; 12. dressing drive motor; 13. synchronous belt two; 14. lifting drive cylinder; 15. guide rail. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Example:

[0022] See also Figures 1-4 A slip-proof finishing machine for processing ductile iron pipe fittings comprises a frame 1, an expansion shaft 2 is rotatably connected to the middle position of the top of the frame 1, finishing and grinding rollers 3 which are staggered with the expansion shaft 2 are symmetrically arranged on both sides of the expansion shaft 2, a lift plate 4 which can be raised and lowered is arranged below the expansion shaft 2, a rotating disk 5 is rotatably connected to the lifting plate 4 at a position directly below the expansion shaft 2, the frame 1 is also provided with a pipe rotating driving mechanism for driving the expansion shaft 2 to rotate, a spacing adjusting mechanism for adjusting the spacing between the two finishing and grinding rollers 3 and the expansion shaft 2, and two groups of grinding and finishing driving mechanisms for respectively driving the two finishing and grinding rollers 3 to rotate.

[0023] Specifically, the pipe rotation drive mechanism includes a rotation drive motor 6 fixedly mounted on the frame 1, the output shaft of the rotation drive motor 6 is connected to the expansion shaft 2 via a synchronous belt 7, and the synchronous belt 7 is located above the spacing adjustment mechanism. When the rotation drive motor 6 is started, the expansion shaft 2 is driven to rotate through the transmission cooperation of the synchronous belt 7. Since the synchronous belt 7 is located above the spacing adjustment mechanism, the two are staggered to avoid mutual influence.

[0024] Specifically, the spacing adjustment mechanism includes a bidirectional screw 8 rotatably connected to the frame 1 and located below the synchronous belt 7, and two sliders 9 slidably matched with the frame 1 are symmetrically threadedly connected to the bidirectional screw 8. Two dressing and grinding rollers 3 are respectively arranged at the bottom of the two sliders 9, and also includes a retractable and retractable adjustment motor 10 fixedly mounted on the frame 1 and used to drive the bidirectional screw 8 to rotate. When the retractable and retractable adjustment motor 10 is started, the output shaft of the retractable and retractable adjustment motor 10 rotates clockwise or counterclockwise, which is convenient for driving the bidirectional screw 8 to rotate clockwise or counterclockwise, thereby driving the two sliders 9 to move to both sides or to the middle, so that the two dressing and grinding rollers 3 are close to the expansion shaft 2 or away from the expansion shaft 2 at the same time. When close, it is convenient to grind and trim the ductile iron pipe fittings fixed on the expansion shaft 2.

[0025] Specifically, the grinding and finishing drive mechanism includes a mounting frame 11 fixedly mounted on the bottom of the slider 9, and the dressing and grinding roller 3 is vertically rotatably connected to the mounting frame 11. The mounting frame 11 is provided with a driving component for driving the dressing and grinding roller 3 to rotate, and the driving component includes a dressing drive motor 12 fixedly mounted on the mounting frame 11. The output shaft of the dressing drive motor 12 is connected to the dressing and grinding roller 3 through a synchronous belt 13. When the dressing drive motor 12 is started, the dressing and grinding roller 3 is driven to rotate through the transmission cooperation of the synchronous belt 13. When the two sliders 9 move toward the middle or to the sides, the two mounting frames 11 are synchronously driven to move toward the middle or to the sides, thereby driving the two dressing and grinding rollers 3 to move toward the middle or to the sides.

[0026] Specifically, it also includes a lifting drive mechanism for driving the lifting plate 4 to lift and lower. The lifting drive mechanism includes two groups of lifting drive cylinders 14 symmetrically arranged and fixedly installed on the frame 1. The output ends of the two lifting drive cylinders 14 are fixedly connected to the lifting plate 4. Through the extension and retraction of the two lifting drive cylinders 14, it is convenient to drive the lifting plate 4 and the rotating disk 5 to perform lifting operations as a whole.

[0027] Specifically, it also includes a guide component, which includes a plurality of guide rails 15 fixedly installed on the frame 1. The lifting plate 4 slides up and down with the plurality of guide rails 15. The guide component is used to increase the stability of the lifting and lowering of the lifting plate 4 and the rotating disk 5. The plurality of guide rails 15 are used to vertically guide the lifting plate 4.

[0028] It should be noted that the phrases "one embodiment", "an embodiment", "an exemplary embodiment", "some embodiments", etc. mentioned in the specification indicate that the described embodiments may include certain features, structures or characteristics, but not every embodiment may include the certain features, structures or characteristics. In addition, such phrases do not necessarily refer to the same embodiment. In addition, when describing certain features, structures or characteristics in conjunction with an embodiment, it is within the knowledge of those skilled in the art to implement such features, structures or characteristics in conjunction with other embodiments, whether explicitly or not explicitly described.

[0029] It should be readily understood that the terms "on", "above", and "over" in this disclosure should be interpreted in the broadest manner such that "on" not only means "directly on something", but also includes the meaning of "on something" with intermediate features or layers therebetween, and "above" or "over" not only include the meaning of "above" or "over something", but may also include the meaning of "above" or "over something" with no intermediate features or layers therebetween (i.e., directly on something).

[0030] In addition, for ease of description, spatial relative terms may be used in this document, such as "below", "beneath", "under", "above", "over", etc., to describe the relationship of one element or feature to another element or feature as shown in the figures. Spatial relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation shown in the drawings. The device may have other orientations (rotated 90 degrees or at other orientations), and the spatial relative descriptive terms used herein may be interpreted accordingly.

[0031] It should be noted that, in this document, relational terms such as "first" and "second" are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprise", "include" or any other variant thereof are intended to cover non-exclusive inclusion, such that a process, method, article or device comprising a series of elements includes not only those elements, but also other elements not expressly listed, or elements inherent to such process, method, article or device. Without further limitation, an element defined by the phrase "comprising a..." does not exclude the presence of additional identical elements in the process, method, article or device comprising the element.

[0032] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit it; although the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. An anti-slip finishing machine for ductile iron pipe fittings, characterized in that: The invention comprises a frame (1), wherein an expansion shaft (2) is rotatably connected to the middle position of the top of the frame (1), and dressing and grinding rollers (3) are symmetrically arranged on both sides of the expansion shaft (2) and are arranged offset from the expansion shaft (2). A lifting plate (4) that can be lifted and lowered is arranged below the expansion shaft (2), and a rotating disk (5) is rotatably connected to the lifting plate (4) at a position directly below the expansion shaft (2). The frame (1) is also provided with a pipe rotation driving mechanism for driving the expansion shaft (2) to rotate, a spacing adjustment mechanism for adjusting the spacing between the two dressing and grinding rollers (3) and the expansion shaft (2), and two groups of grinding and dressing driving mechanisms for respectively driving the two dressing and grinding rollers (3) to rotate.

2. The anti-slip finishing machine for ductile iron pipe fittings according to claim 1, characterized in that: The pipe rotating drive mechanism comprises a rotating drive motor (6) fixedly mounted on a frame (1), wherein an output shaft of the rotating drive motor (6) is connected to the expansion shaft (2) via a synchronous belt (7), and the synchronous belt (7) is located above the spacing adjustment mechanism.

3. The anti-slip finishing machine for ductile iron pipe fittings according to claim 2, characterized in that: The spacing adjustment mechanism comprises a bidirectional screw (8) rotatably connected to the frame (1) and located below the synchronous belt (7); two sliders (9) slidably matched with the frame (1) are symmetrically threadedly connected to the bidirectional screw (8); the two dressing and grinding rollers (3) are respectively arranged at the bottom of the two sliders (9); and a retracting and extending adjustment motor (10) is fixedly mounted on the frame (1) and used to drive the bidirectional screw (8) to rotate.

4. The anti-slip finishing machine for ductile iron pipe fittings according to claim 3, characterized in that: The grinding and finishing drive mechanism comprises a mounting frame (11) fixedly mounted on the bottom of the slider (9); the grinding and finishing roller (3) is vertically rotatably connected to the mounting frame (11); a driving component for driving the grinding and finishing roller (3) to rotate is arranged on the mounting frame (11); the driving component comprises a grinding and finishing drive motor (12) fixedly mounted on the mounting frame (11); an output shaft of the grinding and finishing drive motor (12) is connected to the grinding and finishing roller (3) through a synchronous belt (13).

5. The anti-slip finishing machine for ductile iron pipe fittings according to claim 4, characterized in that: It also includes a lifting drive mechanism for driving the lifting plate (4) to lift and lower, the lifting drive mechanism including two groups of lifting drive cylinders (14) symmetrically arranged and fixedly mounted on the frame (1), the output ends of the two lifting drive cylinders (14) being fixedly connected to the lifting plate (4).

6. The anti-slip finishing machine for ductile iron pipe fittings according to claim 5, characterized in that: It also comprises a guide assembly, which comprises a plurality of guide rails (15) fixedly mounted on the frame (1), and the lifting plate (4) is slidably matched with the plurality of guide rails (15) up and down.

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