CN222754551U - Gear chamfer burr cleaning device - Google Patents

Abstract

A gear chamfering burr cleaning device comprises a driving assembly and a cleaning assembly, wherein the driving assembly comprises a mandrel and a gland, one end of the mandrel is provided with a positioning shaft matched with the diameter of an inner hole of a gear, the tail end of the positioning shaft is provided with a positioning end face, one end face of the gland is in contact with the end face of the gear and provides a pressing force for the gear, the cleaning assembly comprises a scraping blade wheel, a magnetic ring and a supporting frame, the outer edge of the first end face of the scraping blade wheel is in contact with the outer edge of one side end face of the gear, the contact part covers the tooth tip to the tooth root of the gear tooth, the second end of the scraping blade wheel is rotatably arranged on the supporting frame, the outer circumferential surface of the scraping blade wheel is provided with a circumferential groove, and the magnetic ring is fixed in the groove. According to the utility model, the gear is driven to do circular motion through the driving assembly, burrs on two sides of the processed gear are cut off by the tip end of the scraping blade wheel, the cut burrs are adsorbed on the outer surface of the magnetic ring by the magnetic ring for cleaning, the burrs are removed through magnetic attraction, cutting oil attached to the surface of the gear is not affected, and secondary rust prevention treatment is not needed for the gear after the cleaning is completed.

Description

Gear chamfering burr cleaning device

Technical Field

The utility model relates to the technical field of gear machining, in particular to a gear chamfering burr cleaning device.

Background

In the gear machining process, gear roughing equipment such as hobbing, gear shaping and gear twisting is generally used for roughing gears, sharp burrs are reserved on tooth sides of parts subjected to gear roughing, the burrs are removed by a chamfering machine, after the burrs are scraped by the chamfering machine, the scraped burrs are easily attached to the tooth sides due to the fact that the surface of the parts is provided with hobbing residual cutting oil, and at present, the problems are solved in the following modes of chamfering burrs, namely (1) the chamfered parts are placed into a box filled with cleaning agents, the box is cleaned by a hairbrush, then the surface of the gears is dried by compressed air, and finally secondary rust prevention is carried out. (2) Compressed air is used to blow the flanks directly during machining to blow burrs off the part surface. (3) And (3) placing the chamfered part into an ultrasonic cleaner for ultrasonic cleaning, drying by compressed air after cleaning, and finally performing secondary rust prevention. (4) The chamfering machine is modified, a cleaning and drying device is additionally arranged in the chamfering process, the surface of the gear is firstly cleaned by using a cleaning agent, then the surface of the gear is dried by using compressed air, and finally secondary rust prevention is carried out.

The existing cleaning mode has the following problems that (1) manual cleaning by using a hairbrush consumes labor, cleaning agents are easy to splash on skin in the cleaning process, rust is easy to occur due to untimely drying after cleaning, secondary rust prevention treatment is needed after cleaning is finished, and time cost is high, (2) when compressed air is used for cleaning in the processing process, on one hand, the cleaning of all burrs cannot be guaranteed thoroughly, and burr residues are caused. On the other hand, the high-pressure compressed air blows on the surface of the part to atomize the cutting oil on the surface of the part, so that the atomized cutting oil has great pollution to the surrounding environment, and meanwhile, the operator inhales the atomized cutting oil to have great influence on the health. (3) The parts are placed into an ultrasonic cleaner for cleaning, and burrs falling from a chip removal system of the ultrasonic cleaner are accumulated at the bottom of the cleaner to cause the cleaner to be blocked, so that the cleaning agent is deteriorated. (4) The improved process of improving the cleaning and blow-drying device is complex, the improved cost is high, the improved chamfering machine needs to clean the tooth surface by using a cleaning agent in the chamfering process, cutting oil cannot be used for cutting lubrication in machining, and the chamfering quality of parts is poor.

Disclosure of utility model

The utility model aims to provide a gear chamfering burr cleaning device, which solves the technical problems that the burr residue in the chamfering process and cutting oil which influences the adhesion of the surface of a gear after the common cleaning agent is cleaned need to carry out secondary rust prevention treatment on the gear.

The utility model provides the following scheme:

The utility model discloses a gear chamfering burr cleaning device, which comprises a driving assembly and a cleaning assembly, wherein the driving assembly is used for driving a gear to rotate;

The driving assembly comprises a mandrel and a gland, wherein one end of the mandrel is provided with a positioning shaft matched with the diameter of an inner hole of the gear, and the tail end of the positioning shaft is provided with a positioning end face;

The cleaning assembly comprises a scraping blade wheel, a magnetic ring and a supporting frame, wherein the outer edge of the end face of the first end of the scraping blade wheel is contacted with the outer edge of the end face of one side of the gear, the contact part covers the tooth tip to the tooth root of the gear tooth, the second end of the scraping blade wheel is rotatably arranged on the supporting frame, a circumferential groove is formed in the outer circumferential surface of the scraping blade wheel, and the magnetic ring is fixed in the groove.

Preferably, the cleaning components are arranged in two groups, and are symmetrically arranged on two sides of the gear.

Preferably, the scraping blade wheel is conical, and one end of the scraping blade wheel, which is contacted with the outer edge of the end face of the gear, is a large round end.

Preferably, the maximum outer diameter of the groove is smaller than the maximum outer diameter of the blade wheel.

Preferably, the cleaning assembly further comprises a copper scraper, the copper scraper is fixed on the supporting frame, and the lower surface of the copper scraper is attached to the upper surface of the magnetic ring.

Preferably, the front end of the copper scraper is provided with an oblique angle.

Preferably, the bevel angle is 20 °.

Preferably, one end of the scraping blade wheel is provided with a connecting shaft, the supporting frame is provided with an inner hole, and the connecting shaft is connected with the inner hole in a matched mode.

Compared with the prior art, the utility model has the following advantages:

1. According to the gear chamfering burr cleaning device, the spindle and the gland drive the gears to do circular motion, burrs on two sides of the processed gear are cut off by the tips of the scraping wheels, the magnetic ring sucks the cut burrs from the gears to clean the burrs, a cleaning agent is not needed, and the environment is not affected.

2. According to the gear chamfering burr cleaning device provided by the utility model, burrs are removed through magnetic attraction, cutting oil attached to the surface of a gear is not affected, and secondary rust prevention treatment is not required to be carried out on the gear after the gear is cleaned.

3. According to the gear chamfering burr cleaning device provided by the utility model, burrs attracted to the magnetic ring are cleaned through the copper scraping plate, and the magnetic ring is not required to be cleaned specially.

4. The gear chamfering burr cleaning device provided by the utility model does not need to structurally modify the existing chamfering machine, and only needs to replace the scraping blade in the existing chamfering machine, so that the modification cost and modification period are effectively reduced.

5. The gear chamfering burr cleaning device provided by the utility model can be installed on a chamfering machine together with a chamfering cutter, so that three procedures of chamfering, deburring and deburring are simultaneously carried out, the labor cost is saved, and the production efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a gear chamfering burr cleaning apparatus according to an embodiment of the present utility model;

fig. 2 is a split view of a gear chamfering burr cleaning apparatus according to an embodiment of the present utility model;

FIG. 3 is a top view of a gear chamfering burr cleaning apparatus according to an embodiment of the present utility model;

fig. 4 is a schematic structural view of a cleaning assembly of a gear chamfering burr cleaning device according to an embodiment of the present utility model;

Fig. 5 is a schematic diagram of the working principle of the gear chamfering burr cleaning device according to the embodiment of the utility model;

wherein, the device comprises a 11-mandrel, a 11-1-positioning shaft, a 11-2-positioning end surface and a 12-gland;

21-scraping blade wheel, 21-1-groove, 21-2-connecting shaft, 22-magnetic ring, 23-copper scraping blade, 24-supporting frame and 24-1-inner hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be described in further detail below with reference to the accompanying drawings, and it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

The terminology used in the embodiments of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this application and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise, the "plurality" generally includes at least two.

It should be understood that the term "and/or" as used herein is merely an association relationship describing the associated object, and means that there may be three relationships, e.g., a and/or B, and that there may be three cases where a exists alone, while a and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.

It should be understood that although the terms first, second, third, etc. may be used in embodiments of the present application, these descriptions should not be limited to these terms. These terms are only used to distinguish one from another. For example, a first may also be referred to as a second, and similarly, a second may also be referred to as a first, without departing from the scope of embodiments of the application.

The words "if", as used herein, may be interpreted as "at" or "when" or "in response to a determination" or "in response to a detection", depending on the context. Similarly, the phrase "if determined" or "if detected (stated condition or event)" may be interpreted as "when determined" or "in response to determination" or "when detected (stated condition or event)" or "in response to detection (stated condition or event), depending on the context.

It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a product or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such product or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of additional like elements in a commodity or device comprising the element.

In particular, the symbols and/or numerals present in the description, if not marked in the description of the figures, are not numbered.

Referring to fig. 1-5, the gear chamfering burr cleaning device provided by the embodiment of the application comprises a driving assembly and a cleaning assembly, wherein the driving assembly comprises a mandrel 11 and a gland 12, one end of the mandrel 11 is provided with a positioning shaft 11-1 matched with the diameter of an inner hole of a gear, the tail end of the positioning shaft 11-1 is provided with a positioning end face 11-2, one end face of the gland 12 is in contact with the gear end face and provides a pressing force for the gear, the cleaning assembly comprises a scraping blade wheel 21, a magnetic ring 22 and a supporting frame 24, the outer edge of the first end face of the scraping blade wheel 21 is in contact with the outer edge of one side end face of the gear, the contact part covers the tooth tip to the tooth root of the gear tooth, the second end of the scraping blade wheel 21 is rotatably arranged on the supporting frame 24, the outer circumferential face of the scraping blade wheel 21 is provided with a circumferential groove 21-1, and the magnetic ring 22 is fixed in the groove 21-1.

According to the technical scheme, one end of the mandrel 11 is arranged on the chamfering machine, a machined gear is sleeved on the positioning shaft 11-1 at the other end of the mandrel 11, the machined gear is radially positioned, the gear is prevented from generating relative movement in the diameter direction, the positioning end face 11-2 at the tail end of the positioning shaft 11-1 is in contact with one side end face of the gear, axial positioning of the gear is achieved, the end face of the first end of the gland 12 is in contact with the end face of the other side of the gear, the second end of the gland 12 is arranged on the chamfering machine and is connected with a hydraulic cylinder, pressure is provided for the contact face of the first end and the gear, the gear is pressed, and the mandrel 11 and the gland 12 drive the gear to rotate in the rotating process.

When the driving component drives the gear to rotate, as the outer edge of the first end face of the scraping wheel 21 is in contact with the outer edge of the end face of the gear, the scraping wheel 21 generates rotary motion in the same direction as the linear speed direction of the gear under the action of friction force, in the rotating process of the gear and the scraping wheel 21, burrs from the tooth tip to the tooth root part of the outer edge of the gear are cut off by the outer edge of the end face of the scraping wheel 21, the burrs are sucked away from the gear under the action of the magnetic force of the magnetic ring 22 in the groove 21-1 of the scraping wheel 21 when the burrs are cut off, and along with the continuous rotation of the gear to be processed and the scraping wheel 21, the burrs on one side of the gear to be processed are cut off continuously and are sucked and cleaned through the magnetic ring 22 until the gear to be processed rotates more than one circle, and the cutting and cleaning work of the burrs on one side of the gear is completed. And repeating the operation to complete the cutting and cleaning work of burrs on the other side of the gear.

The gear chamfering burr cleaning device does not need to use a cleaning agent, does not influence the environment, cleans burrs in a magnetic attraction mode, does not influence cutting oil attached to the surface of a gear, does not need to carry out secondary rust prevention treatment on the gear after cleaning, does not need to carry out structural modification on an existing chamfering machine, only needs to replace a doctor blade in the existing chamfering machine, effectively reduces modification cost and modification period, can be installed on the chamfering machine simultaneously with the chamfering cutter, realizes three procedures of chamfering, cutting burrs and cleaning burrs, saves labor cost and improves production efficiency.

Preferably, the cleaning components are arranged in two groups, and are symmetrically arranged on two sides of the gear. The outer edges of the end surfaces of the two scraping wheels 21 are contacted with the outer edges of the end surfaces of the two sides of the gear, the contact part covers the tooth tip to the tooth root of the gear teeth, and the deburring work of the two sides of the gear can be completed after the gear rotates for one circle.

Further preferably, the squeegee roller 21 has a conical shape, and one end contacting the outer edge of the gear end face has a large round end. The advantage of this arrangement is that the end face of the scraping blade wheel 21 is made to form an acute angle with the outer circle, so that burrs are cut more effectively.

It is further preferable that the maximum outer diameter of the groove 21-1 is smaller than the maximum outer diameter of the blade wheel 21. The maximum outer diameter of the groove 21-1 is smaller than the maximum outer diameter of the scraping wheel by 1mm, if the maximum outer diameter of the groove 21-1 is the same as the maximum outer diameter of the scraping wheel 21, the magnetic ring 22 in the groove 21-1 will be in contact with the end face of the gear, the magnetic ring will generate adsorption force to the gear, the rotation of the gear is affected, and the whole burr cleaning work is affected.

In some alternative embodiments, the cleaning assembly further comprises a copper scraper 23, the copper scraper 23 being fixed on a support frame 24, the lower surface of the copper scraper 23 being in contact with the upper surface of the magnetic ring 22. When burrs accumulate on the outer surface of the magnetic ring 22 to a certain extent, the magnetic ring 22 needs to be cleaned, the copper scraping plate 23 is arranged to scrape the burrs on the magnetic ring 22, and the magnetic ring 22 does not need to be cleaned, so that the working principle is that when the magnetic ring 22 rotates to the front end position of the copper scraping plate 23, the burrs are gradually shoveled to the outer surface of the copper scraping plate 23 by the front end of the copper scraping plate 23, and the burrs lose the attractive force of the magnetic ring 22 on the scraping plate wheel 21 and naturally fall down due to the fact that the copper plate has the function of isolating a magnetic field.

Preferably, the front end of the copper wiper 23 is beveled. Further, the bevel angle is 20 °. The bevel angle at the front end of the copper scraper 23 makes the copper scraper 23 more easy to shovel burrs on the surface of the magnetic ring 22 to the outer surface of the copper scraper 23. The bevel angle is too large, burrs are not easy to be led to the copper scraping plate, the front end strength of the copper scraping plate 23 is too low if the bevel angle is too small, and the bevel angle of 20 degrees at the front end of the copper scraping plate 23 ensures the strength of the front end of the copper scraping plate 23 and enables the burrs to be easy to be shoveled onto the copper scraping plate 23.

Preferably, one end of the scraping wheel 21 is provided with a connecting shaft 21-2, the supporting frame 24 is provided with an inner hole 24-1, and the connecting shaft 21-1 is connected with the inner hole 24-1 in a matching way. The connecting shaft 21-2 is installed in the inner hole 24-1 to realize the rotary connection of the doctor blade wheel 21 and the supporting frame 24.

The working process of the gear chamfering burr cleaning device comprises the following steps of firstly, installing a driving assembly. The first end of the mandrel 11 and the first end of the gland 12 are installed on a chamfering machine, meanwhile, the gland 12 is connected with a hydraulic cylinder of the chamfering machine, a gear to be processed is sleeved on a positioning shaft 11-1 at the second end of the mandrel, the end face of the first side of the gear is contacted with a positioning end face 11-2 of the mandrel 11, the end face of the second end of the gland 12 is contacted with the end face of the second side of the gear, and the gear is pressed. And secondly, installing a cleaning assembly. The two groups of cleaning components are symmetrically arranged on two sides of the gear, the outer edges of the end surfaces of the scraping wheels 21 are contacted with the outer edges of the end surfaces of the two sides of the gear, and the contact width is adjusted so that the contact part covers the tooth tip to the tooth root of the gear teeth. And thirdly, operating the chamfering machine. The spindle 11 and the gland 12 drive the gears to rotate in the rotating process, the scraping wheels 21 generate the rotating motion in the same direction as the linear speed direction of the gears, burrs on two sides of the processed gears are continuously cut off and attracted by the magnetic rings 22 along with the continuous rotation of the processed gears and the scraping wheels 21, the copper scraping plates 23 are cleaned until the processed gears rotate more than one circle, and the cutting and cleaning work of the burrs on two sides of the gears is completed.

Finally, it should be noted that, in the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described by differences from other embodiments, and identical and similar parts between the embodiments are only required to be mutually referred. The system or the device disclosed in the embodiments are relatively simple in description, and the relevant points refer to the description of the method section because the system or the device corresponds to the method disclosed in the embodiments.

The foregoing embodiments are merely for illustrating the technical solution of the present application, but not for limiting the same, and although the present application has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that modifications may be made to the technical solution described in the foregoing embodiments or equivalents may be substituted for parts of the technical features thereof, and that such modifications or substitutions do not depart from the spirit and scope of the technical solution of the embodiments of the present application in essence.

Claims (8)

1. The gear chamfering burr cleaning device is characterized by comprising a driving assembly and a cleaning assembly;

The driving assembly comprises a mandrel (11) and a gland (12), wherein one end of the mandrel (11) is provided with a positioning shaft (11-1) matched with the diameter of an inner hole of the gear, the tail end of the positioning shaft (11-1) is provided with a positioning end face (11-2), and one end face of the gland (12) is in contact with the end face of the gear and provides a pressing force for the gear;

the cleaning assembly comprises a scraping blade wheel (21), a magnetic ring (22) and a supporting frame (24), wherein the outer edge of the end face of the first end of the scraping blade wheel (21) is contacted with the outer edge of the end face of one side of a gear, the contact part covers the tooth tip to the tooth root of the gear tooth, the second end of the scraping blade wheel (21) is rotatably arranged on the supporting frame (24), a circumferential groove (21-1) is formed in the outer circumferential surface of the scraping blade wheel (21), and the magnetic ring (22) is fixed in the groove (21-1).

2. The gear chamfering burr cleaning apparatus of claim 1, wherein the cleaning assembly is provided in two sets symmetrically disposed on either side of the gear.

3. The gear chamfering burr removing apparatus according to claim 2, wherein the wiper wheel (21) is conical, and an end contacting an outer edge of the gear end face is a large round end.

4. A gear chamfering burr cleaning apparatus according to claim 3, characterized in that the maximum outer diameter of the groove (21-1) is smaller than the maximum outer diameter of the blade wheel (21).

5. The gear chamfering burr cleaning apparatus according to claim 2, characterized in that the cleaning assembly further comprises a copper scraper (23), the copper scraper (23) is fixed on the support frame (24), and a lower surface of the copper scraper (23) is attached to an upper surface of the magnetic ring (22).

6. The gear chamfering burr cleaning apparatus according to claim 5, characterized in that the front end of the copper blade (23) is provided with a bevel.

7. The gear chamfering burr removal apparatus of claim 6, wherein the bevel angle is 20 °.

8. Gear chamfering burr cleaning apparatus according to claim 1, characterized in that one end of the wiper wheel (21) is provided with a connecting shaft (21-2), the support frame (24) is provided with an inner hole (24-1), and the connecting shaft (21-2) is connected with the inner hole (24-1) in a matching manner.