Motor reducer supporting device

Abstract

The utility model relates to a motor speed reducer supporting device which comprises a first installation part, a second installation part and a third installation part, the flat plane of the first installation part is perpendicular to the axis of an output shaft of a motor speed reducer, and the motor speed reducer is installed on the flat side of the first installation part; the second mounting part is provided with a first mounting surface and a second mounting surface, the first mounting surface is used for being attached to and mounted on an equipment rack, and the second mounting surface is used for mounting a motor speed reducer; and the arrangement direction of the first mounting surface and the second mounting surface is coplanar with the axis of the output shaft of the motor reducer. According to the motor reducer supporting device provided by the embodiment of the invention, the arrangement direction of the first mounting surface and the second mounting surface is parallel to the axis of the output shaft of the motor reducer, and after the motor reducer is mounted on the first mounting surface and the second mounting surface, the output shaft of the motor reducer outputs torque; the cooperation of the first mounting member and the second mounting member can improve the stability of the motor reducer and avoid the deformation of the motor reducer housing caused by stress concentration.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of cigarette production equipment, and particularly relates to a motor speed reducer supporting device. BACKGROUND

[0002] The shredding machine is the main equipment on the cut tobacco production line in a cigarette factory. The basic function of the shredding machine is to cut processed tobacco leaves or stems into cut tobacco and stem tobacco that meet the requirements of the tobacco cut tobacco process specification. The shredding machine comprises upper and lower copper chain links, the upper and lower copper chain links form a wedge-shaped channel, and the upper and lower copper chain links cooperate to convey and extrude the material so that the material gradually forms a compact tobacco cake. The tobacco cake is continuously cut by a high-speed rotating cutting knife at the outlet, and then cut tobacco and stem tobacco with a required width are obtained. The movement of the upper and lower copper chain links is realized through the cooperation of a driving motor and a speed reducer. The driving motor is installed on the speed reducer, and the speed reducer is installed on the equipment rack. For the installation of the speed reducer, the shell of the speed reducer is usually installed on the equipment rack. It is found in actual operation that, since a large driving force is required when the chain links extrude the material and the material conveying speed needs to be frequently adjusted, a large concentrated stress is generated between the speed reducer and the equipment rack, which easily causes the deformation of the shell of the speed reducer and even causes cracks in the shell of the speed reducer, thereby affecting the installation strength of the speed reducer. CONTENT OF THE UTILITY MODEL

[0003] The present application aims to provide a motor speed reducer supporting device which can effectively improve the installation strength of the motor speed reducer, prevent the deformation of the shell of the motor speed reducer during equipment operation, and effectively solve the problems existing in the prior art.

[0004] To this end, the present application provides a motor speed reducer supporting device, which comprises:

[0005] A first mounting member is arranged in a flat shape, the first mounting member is used to be installed on an equipment rack, and the flat surface of the first mounting member is perpendicular to the axis of the output shaft of the motor speed reducer;

[0006] A second mounting member is arranged in a flat shape, the second mounting member is provided with a first mounting surface and a second mounting surface, the first mounting surface is used to be attached and installed on the equipment rack, and the second mounting surface is used to install the motor speed reducer;

[0007] The arrangement direction of the first mounting surface and the second mounting surface is coplanar with the axis of the output shaft of the motor speed reducer.

[0008] In some possible implementation manners, the flat surface of the first mounting member is parallel to the first mounting surface.

[0009] In some possible implementation manners, the first mounting surface is perpendicular to the second mounting surface.

[0010] In some possible implementations, the second mounting member comprises a first connecting portion and a second connecting portion, both of which are plate-shaped members, one side of the first connecting portion is connected perpendicularly to one side of the second connecting portion to form an L shape, the outer side of the first connecting portion is configured as a first mounting surface, and the outer side of the second connecting portion is configured as a second mounting surface.

[0011] In some possible implementations, a reinforcing rib is arranged between the first connecting portion and the second connecting portion, one side of the reinforcing rib is connected to the first connecting portion, and the other side of the reinforcing rib is connected to the second connecting portion.

[0012] In some possible implementations, the second connecting portion comprises a first section and a second section, the first section and the second section are arranged in a direction away from the first connecting portion, the second section is farther away from the first connecting portion than the first section, the thickness of the second section is greater than the thickness of the first section, and the reinforcing rib extends to the area of the first section.

[0013] In some possible implementations, a sleeve is further included, the sleeve is in a cylindrical shape, the motor reducer output shaft passes through the sleeve, and one end of the sleeve is used to connect with the first mounting member.

[0014] In some possible implementations, a first flange and a second flange are further included, the first flange is coaxially arranged at one end of the sleeve, and the first flange and the second flange cooperate to connect the sleeve to the first mounting member.

[0015] In some possible implementations, one end of the sleeve is connected to the first mounting member, the other end of the sleeve extends into the motor reducer, the housing of the motor reducer is in contact with the outer wall of the sleeve, and the motor reducer output shaft rotates inside the sleeve.

[0016] In some possible implementations, a mounting rack is further included, the first mounting member is mounted on the mounting rack, the first mounting member is in a polygonal flat structure, the mounting rack is recessed to be provided with a mounting groove, the shape of the mounting groove is adapted to the polygonal shape of the first mounting member, and the first mounting member is mounted in the mounting groove.

[0017] According to the motor reducer supporting device provided by the embodiment of the application, the first mounting member and the second mounting member cooperate to mount the motor reducer, the first mounting member and the second mounting member are both flat structures, the plane in which the first mounting member is flat is perpendicular to the axis of the output shaft of the motor reducer, the first mounting surface of the second mounting member is attached to the equipment rack, the second mounting surface of the second mounting member is used for mounting the motor reducer, the arrangement direction of the first mounting surface and the second mounting surface is parallel to the axis of the output shaft of the motor reducer, and then when the output shaft of the motor reducer outputs torque, the cooperation of the first mounting member and the second mounting member can greatly improve the stability of the motor reducer and avoid stress concentration to cause deformation of the shell of the motor reducer. BRIEF DESCRIPTION OF DRAWINGS

[0018] Fig. 1 The structural schematic diagram of the motor reducer supporting device provided by the embodiment of the application is shown in the figure.

[0019] Fig. 2 The exploded view of the motor reducer supporting device provided by the embodiment of the application is shown in the figure.

[0020] Fig. 3 The structural schematic diagram of the second mounting member provided by the embodiment of the application is shown in the figure. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical scheme and advantages of the embodiment of the application more clear, the technical scheme of the embodiment of the application will be described clearly and completely in combination with the drawings in the embodiment of the application. Obviously, the described embodiment is a part of the embodiments of the application, not all the embodiments of the application. Based on the embodiments in the application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the application.

[0022] As Figs. 1-3As shown, the embodiment of the present application provides a motor reducer support device, which is applied to a cutter in a cigarette factory. The cutter is used in the silk-making process in the cigarette factory, which cuts tobacco leaves or stems into required tobacco and stem shreds. The cutter is provided with upper and lower copper chain links, i.e. upper and lower copper chain links, which are arranged at a certain angle to form a wedge-shaped channel. The upper and lower copper chain links cooperate with each other to convey and extrude the material, extrude the material into a tobacco cake, and then cut the tobacco cake into tobacco and stem shreds of a required width by a high-speed rotating cutter at the outlet of the equipment. The upper and lower copper chain links on the cutter are driven by a driving motor and a reducer. The reducer is installed on the equipment rack, and the driving motor is installed on the reducer. Since the material needs to be extruded into a cake shape, the driving force of the copper chain link is large, and the output shaft of the reducer needs to generate a large output torque. The reducer is connected to the equipment rack through its shell, so that the local part of the reducer shell will generate a large concentrated stress, which is easy to cause the deformation of the reducer shell, and even cause the shell of the reducer to crack, affect the strength of the reducer shell, and further affect the installation strength of the reducer. The motor reducer support device of the present application aims to improve the installation strength of the reducer and prevent the deformation of the reducer shell during the operation of the equipment.

[0023] The motor reducer support device comprises a first mounting piece 100 and a second mounting piece 200, the first mounting piece 100 is arranged in a flat shape, the first mounting piece 100 is used for being mounted on a device rack, and a plane in which the flat direction of the first mounting piece 100 is located is perpendicular to the axis of the output shaft of the motor reducer 90, the motor reducer 90 is mounted on the flat side of the first mounting piece 100, the side of the shell of the motor reducer 90 is connected with the flat side of the first mounting piece 100, the first mounting piece 100 is connected with the device rack, so that the side of the motor reducer 90 is connected with the device rack, preferably, the flat side of the first mounting piece 100 is attached to the device rack, the motor reducer 90 is arranged on the other flat side of the first mounting piece 100, and the installation stability is higher, the second mounting piece 200 is also arranged in a flat shape, the second mounting piece 200 is provided with a first mounting surface and a second mounting surface, the first mounting surface is used for being attached and mounted on the device rack, and the second mounting surface is used for mounting the motor reducer 90, one side of the motor reducer 90 is arranged on the second mounting surface, then the first mounting surface is attached to the device rack, and the connection between the side of the shell of the motor reducer 90 and the device rack is realized, so that, under the action of the first mounting piece 100 and the second mounting piece 200, the two different positions of the shell of the motor reducer 90 can be connected with the device rack, when the output shaft of the motor reducer 90 outputs the torque, the stress intensity of the shell of the motor reducer 90 can be effectively improved, the installation strength of the motor reducer 90 is greatly improved, and the deformation of the shell of the motor reducer 90 can be prevented, preferably, the arrangement direction of the first mounting surface and the second mounting surface is coplanar with the axis of the output shaft of the motor reducer 90, in the embodiment, the first mounting surface and the second mounting surface are linearly arranged, and the linear arrangement direction of the first mounting surface and the second mounting surface is coplanar with the output shaft of the motor reducer 90, it should be noted that the arrangement direction of the first mounting surface and the second mounting surface does not have any limitation requirement on the posture of the first mounting surface or the second mounting surface, as long as the arrangement direction of the first mounting surface and the second mounting surface is coplanar with the output shaft of the motor reducer 90, for example, for the arrangement of the first mounting surface and the second mounting surface, the second mounting surface is farther away from the first mounting piece 100 than the first mounting surface, when the vertical direction of the flat plane of the first mounting piece 100 is the left-right direction, preferably, the first mounting surface and the second mounting surface are arranged in the left-right direction as a whole, one side of the shell of the motor reducer 90 is connected with the first mounting piece 100, the other side of the shell of the motor reducer 90 is connected with the second mounting surface, the first mounting surface is attached to the device rack, the flat side of the first mounting piece 100 is attached to the device rack, one side of the shell of the motor reducer 90 is arranged on the other flat side of the first mounting piece 100, and the other side of the shell of the motor reducer 90 is arranged on the second mounting surface, so that, when the motor reducer 90 outputs the torque, the first mounting piece 100 and the second mounting piece 200 exert the limiting force on the shell of the motor reducer 90 in two dimensions,The first mounting member 100 generates a limiting stress on the motor reducer 90 shell in a plane perpendicular to the motor reducer 90 output shaft axis, and the second mounting member 200 generates a limiting stress on the motor reducer 90 shell in a circumferential section of the motor reducer 90 output shaft, greatly improving the stress intensity of the motor reducer 90 shell, effectively improving the installation strength of the motor reducer 90 shell, and avoiding deformation or cracks of the motor reducer 90 shell.

[0024] Preferably, the flat direction of the first mounting member 100 is parallel to the first mounting surface, that is, the first mounting member 100 is attached and installed on one side of the equipment rack, and the first mounting surface can be attached and installed on the same side of the equipment rack at different positions, so that the installation operation is more convenient, and more preferably, the first mounting surface is perpendicular to the second mounting surface, and in the embodiment, the first mounting surface and the second mounting surface form an L shape as a whole, when the side of the equipment rack for installing the first mounting member 100 and the second mounting member 200 is a vertical surface, the installation height of the second mounting member 200 on the equipment rack is lower than that of the first mounting member 100 on the equipment rack, and the second mounting member 200 includes a first connecting portion 201 and a second connecting portion, both of which are plate-shaped members, one side of the first connecting portion 201 is connected perpendicularly to one side of the second connecting portion to form an L shape, the outer side surface of the first connecting portion 201 constitutes the first mounting surface, and the outer side surface of the second connecting portion constitutes the second mounting surface, so that the first connecting portion 201 and the second connecting portion form an L-shaped structure as a whole, and the second mounting member 200 is located below the first mounting member 100, and the left part of the second connecting portion is connected to the top of the first connecting portion 201, for example, the left side surface of the first connecting portion 201 is the first mounting surface, and the left side surface of the first connecting portion 201 is attached and installed on the right side surface of the equipment rack, so that the motor reducer 90 can be seated on the top side surface of the second connecting portion, the bottom of the motor reducer 90 shell is connected to the top side of the second connecting portion, and the output shaft of the motor reducer 90 extends to the left, and the left side of the motor reducer 90 shell is connected to the left side surface of the first mounting member 100, so that the installation stability of the motor reducer 90 is further improved, and the installation operation is also convenient.

[0025] Preferably, a reinforcing rib 300 is arranged between the first connecting portion 201 and the second connecting portion, one side of the reinforcing rib 300 is connected with the first connecting portion 201, the other side of the reinforcing rib 300 is connected with the second connecting portion, the reinforcing rib 300 is arranged at the connecting position of the first connecting portion 201 and the second connecting portion, thereby improving the local connecting strength, two reinforcing ribs 300 are arranged, and the reinforcing ribs 300 are arranged at the two end positions of the inner corner of the connecting position of the first connecting portion 201 and the second connecting portion, thereby greatly improving the load-bearing performance of the second mounting member 200 and facilitating the improvement of the installation stability of the motor reducer 90.

[0026] In an example, the second connecting portion includes a first section 41 and a second section 42, the first section 41 and the second section 42 are arranged in a direction away from the first connecting portion 201, the second section 42 is farther away from the first connecting portion 201 than the first section 41, the thickness of the second section 42 is greater than the thickness of the first section 41, and the reinforcing rib 300 extends to the region of the first section 41. In this embodiment, the first connecting portion 201 is in a plate structure, the second connecting portion is in a plate structure, the first connecting portion 201 and the second connecting portion form an L-shaped structure as a whole, the first section 41 is in a plate structure, the second section 42 is in a plate structure, the flat surface of the first section 41 is parallel to the flat surface of the second section 42, the left part of the first section 41 is connected with the top of the first connecting portion 201, the right part of the first section 41 is connected with the left part of the second section 42, the reinforcing rib 300 is a plate member, the left part of the reinforcing rib 300 is connected with the right side of the first connecting portion 201, the left part of the reinforcing rib 300 extends to the vertical region of the right side of the first connecting portion 201, the top of the reinforcing rib 300 is connected with the bottom of the second connecting portion, the top of the reinforcing rib 300 extends to the first section 41 but does not extend to the second section 42, and the thickness of the second section 42 is greater than the thickness of the first section 41. Preferably, the top of the first section 41 is flush with the top of the second section 42, the bottom of the second section 42 protrudes downwardly beyond the bottom of the first section 41, and the right side of the reinforcing rib 300 is transitionally connected to the second section 42. In this way, on the one hand, the material can be saved, and on the other hand, under the reaction force of the output torque and the gravity of the motor reducer 90, the reinforcing rib 300 can exert a reaction support force on the bottom of the second connecting portion as a whole, so that a binding stress is generated between the reinforcing rib 300 and the second section 42, thereby improving the overall load-bearing strength of the second connecting portion.

[0027] More preferably, the sleeve 500 is provided in a cylindrical shape, the sleeve 500 is provided for the motor reducer 90 output shaft to pass through, and one end of the sleeve 500 is used for connecting with the first mounting member 100. In an example, the first flange plate 601 is coaxially arranged at one end of the sleeve 500, and the first flange plate 601 and the second flange plate 602 are matched to connect the sleeve 500 to the first mounting member 100. One end of the sleeve 500 is connected to the first mounting member 100, and the other end of the sleeve 500 extends into the motor reducer 90. The shell of the motor reducer 90 is in contact with the outer wall of the sleeve 500, and the output shaft of the motor reducer 90 rotates inside the sleeve 500.

[0028] In the embodiment, the sleeve 500 is provided for the output shaft of the motor reducer 90 to pass through. After the output shaft of the motor reducer 90 passes through the sleeve 500, it passes through the first mounting member 100. Then, a gear or other transmission structure is arranged at the end of the output shaft of the motor reducer 90. The left end of the sleeve 500 is coaxially connected to the first flange plate 601. The left side of the first flange plate 601 abuts against the right side of the first mounting member 100. A through hole is arranged on the first mounting member 100 for the output shaft of the motor reducer 90 to pass through. The second flange plate 602 abuts against the left side of the first mounting member 100. The first flange plate 601 and the second flange plate 602 are connected through a bolt assembly, thereby realizing the connection between the sleeve 500 and the first mounting member 100. The right part of the sleeve 500 can partially extend into the inside of the shell of the motor reducer 90, and the outer wall of the sleeve 500 is in contact with the shell of the motor reducer 90, forming a limiting contact. The output shaft of the motor reducer 90 passes through the sleeve 500 and can freely rotate. The left side of the shell of the motor reducer 90 is also connected to the first mounting member 100 through bolts or screws. The bottom of the shell of the motor reducer 90 is connected to the second mounting member 200 through bolts or screws.

[0029] In this way, when the output shaft of the motor reducer 90 outputs torque, limiting stress will be generated between the sleeve 500 and the shell of the motor reducer 90, between the shell of the motor reducer 90 and the first mounting member 100, and between the shell of the motor reducer 90 and the second mounting member 200. In this way, the stress intensity of the shell of the motor reducer 90 is greatly improved, the installation strength of the shell of the motor reducer 90 is obviously improved, the deformation of the shell of the motor reducer 90 is prevented, and the overall operation stability of the equipment is improved.

[0030] More preferably, the mounting rack 70 is further included, the first mounting member 100 is mounted on the mounting rack 70, the first mounting member 100 is a polygonal flat structure, the mounting rack 70 is recessed with a mounting groove 71, the shape of the mounting groove 71 is matched with the polygonal shape of the first mounting member 100, and the first mounting member 100 is mounted in the mounting groove 71. In this embodiment, the mounting rack 70 is configured as an actual equipment rack, and the first mounting member 100 and the second mounting member 200 are both connected to the mounting rack 70. The mounting groove 71 is recessed on the right side of the mounting rack 70, and the groove bottom of the mounting groove 71 is provided with a window for mounting the second flange plate 602. The first mounting member 100 is a polygonal structure, and the cross-sectional shape of the mounting groove 71 is matched with the polygonal shape of the first mounting member 100. In this way, after the first mounting member 100 is mounted in the mounting groove 71, the peripheral part of the first mounting member 100 is in contact with the sidewall of the mounting groove 71, forming a circumferential limiting, and when the output shaft of the motor reducer 90 outputs torque, the reaction torque stress of the first mounting member 100 can be effectively inhibited, and the overall installation strength is further improved.

[0031] It should be noted that the terms "one embodiment", "an embodiment", "certain embodiments", "some embodiments", and the like, in the specification mean that the described embodiments can include, but not necessarily all, the particular feature, structure, or characteristic. In addition, such phrases do not necessarily refer to the same embodiment. In addition, when a particular feature, structure or characteristic is described in connection with an embodiment, it is within the knowledge of those skilled in the art to implement such feature, structure or characteristic in connection with other embodiments whether explicitly described or not.

[0032] It should be readily understood that "on", "above", and "over" in the present disclosure should be interpreted in the broadest way, so that "on" not only means "directly on", but also includes the meaning of "on" with intermediate features or layers therebetween, and "above" or "over" not only includes the meaning of "above" or "over", but also can include the meaning of "above" or "over" without intermediate features or layers therebetween (i.e., directly on).

[0033] In addition, spatial relative terms, such as "below", "under", "lower", "above", "on", and the like, can be used herein for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The spatial relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientations depicted in the figures. The device can have other orientations (rotated 90 degrees or otherwise) and the spatial relative descriptors used herein can be interpreted accordingly.

[0034] It should be noted that, in the present document, relational terms such as "first" and "second", and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. An element proceeded by "comprises... a" does not, without more constraints, exclude the existence of additional identical elements in the process, method, article, or apparatus that comprises the element.

[0035] Finally, it should be noted that the above-described embodiments are merely intended for describing and illustrating, not limiting, the technical solutions of the present application; even though the present application has been described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that they can still modify the technical solutions recorded in the above embodiments, or equivalently replace some or all of the technical features thereof; and such modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. An electric machine reducer support device characterized by, The application relates to a motor reducer mounting structure, comprising the following parts: a first mounting part arranged in a flat shape, which is used for being mounted on a device rack, and the flat direction of the first mounting part is perpendicular to the axis of a motor reducer output shaft, and the motor reducer is mounted on the flat side of the first mounting part; a second mounting part arranged in a flat shape, which is provided with a first mounting surface and a second mounting surface, the first mounting surface is used for being attached and mounted on a device rack, and the second mounting surface is used for mounting the motor reducer; wherein the arrangement direction of the first mounting surface and the second mounting surface is coplanar with the axis of the motor reducer output shaft.

2. An electric machine reducer support apparatus according to claim 1, characterized by: The flat direction of the first mounting part is parallel to the first mounting surface.

3. An electric machine reducer support apparatus according to claim 2, characterized by: The first mounting surface is perpendicular to the second mounting surface.

4. An electric machine reducer support apparatus according to claim 3, characterized by: The second mounting part comprises a first connecting part and a second connecting part, both of which are plate-shaped members, one side of the first connecting part is connected perpendicularly to one side of the second connecting part to form an L shape, the outer side of the first connecting part is the first mounting surface, and the outer side of the second connecting part is the second mounting surface.

5. An electric machine reducer support apparatus according to claim 4, characterized by: A reinforcing rib is arranged between the first connecting part and the second connecting part, one side of the reinforcing rib is connected to the first connecting part, and the other side of the reinforcing rib is connected to the second connecting part.

6. An electric machine reducer support apparatus according to claim 5, characterized by: The second connecting part comprises a first section and a second section, the first section and the second section are arranged in a direction away from the first connecting part, the second section is farther away from the first connecting part than the first section, the thickness of the second section is greater than that of the first section, and the reinforcing rib extends to the region of the first section.

7. A motor reducer support apparatus according to claim 1, characterized by: A sleeve is further arranged, which is arranged in a cylindrical shape, the motor reducer output shaft passes through the sleeve, and one end of the sleeve is used for being connected to the first mounting part.

8. An electric machine reducer support apparatus according to claim 7, characterized by: A first flange plate and a second flange plate are further arranged, the first flange plate is coaxially arranged at one end of the sleeve, and the first flange plate and the second flange plate are matched to connect the sleeve to the first mounting part.

9. A motor reducer support apparatus according to claim 7, characterized by: One end of the sleeve is connected to the first mounting part, the other end of the sleeve extends into the motor reducer, the shell of the motor reducer is in contact with the outer wall of the sleeve, and the motor reducer output shaft rotates in the sleeve.

10. A motor reducer support apparatus according to claim 1, characterized by: A mounting frame is further arranged, the first mounting part is mounted on the mounting frame, the first mounting part is a polygonal flat structure, a mounting groove is recessively arranged on the mounting frame, the shape of the mounting groove is matched with the polygonal shape of the first mounting part, and the first mounting part is mounted in the mounting groove.

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