Meat grinder gear box with double planetary gear carriers

Abstract

The utility model belongs to the technical field of meat mincing machines, and discloses a meat mincing machine gear box with double planetary gear carriers, which comprises a box body connector, a box body connecting cover, a gear box body, a duplicate gear shaft and a motor, and the box body connector, the box body connecting cover, the gear box body, the duplicate gear shaft and the motor form the gear box body. A planetary gear assembly for increasing driving power is arranged in the gear box body, a traditional parallel fixed shaft gear train is replaced with a double-planetary-gear-train combined structure, the overall output torque and power are increased while it is guaranteed that the overall structure is compact, and noise of first-stage transmission can be better controlled; and the device has the advantages of high transmission efficiency, stable and reliable performance, low noise and the like which are not possessed by existing products, so that the service life of the device in the subsequent use process is prolonged, the user experience is improved, and the practicability of the device in the subsequent use process is also improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a meat grinder technical field, concretely relates to double planetary gear frame meat grinder gear box. BACKGROUND

[0002] The meat grinder is the machine that raw meat is processed into granular meat stuffing of different specifications according to different process requirements in the production process of meat processing enterprises, and the meat grinder includes a meat grinding bin, meat grinding blades and a power assembly (a gear box with a motor) for driving the meat grinding blades to rotate.

[0003] For the existing product, the applicant finds that the following problems exist in the technology: most of the meat grinders on the market currently adopt parallel fixed shaft gear system driving, but most of the parallel fixed shaft gear system driving has low output torque and power, which makes the subsequent meat grinder have low processing efficiency, thus reducing the practicability of the equipment and failing to meet the increasing use demand of users. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at: for solving the problem that most of the meat grinders on the market currently adopt parallel fixed shaft gear system driving, but most of the parallel fixed shaft gear system driving has low output torque and power, which makes the subsequent meat grinder have low processing efficiency, the utility model provides double planetary gear frame meat grinder gear box.

[0005] The utility model in order to realize above-mentioned purpose specifically adopts the following technical scheme: a double planetary gear frame meat grinder gear box, including box connecting head, box connecting cover, gear box, double gear shaft and motor, its characterized in that: the box connecting head, the box connecting cover, the gear box, the double gear shaft and the motor constitute the gear box, the inside of the gear box is provided with the planetary gear assembly of increasing driving power.

[0006] Further, the planetary gear assembly comprises a motor gear and a gear box upper cover, a positioning groove is formed in the bottom of the left inner wall of the gear box body, the motor gear is rotationally connected in the positioning groove of the gear box body, a groove is formed in the bottom of the right inner wall of the gear box body of the motor gear, an output support is rotationally connected in the groove of the gear box body, three groups of planetary gears two are meshingly connected with the external teeth of the motor gear, three groups of the planetary gears two are meshingly connected with the external teeth of a large gear ring two, the external end of the large gear ring two is meshingly connected with a planetary fixed frame two, the large gear ring two is rotationally connected in the left space of the gear box body, planetary shafts two are installed in the planetary gears two, planetary support gears are arranged on the upper surfaces of the planetary shafts two, double transmission gears are meshingly connected with the external teeth of the planetary support gears, a planetary fixed frame one is arranged on the lower surface of the double transmission gears, three groups of positioning grooves are formed in the lower surface of the planetary fixed frame one, planetary shafts one are rotationally connected in the three groups of positioning grooves of the planetary fixed frame one, planetary gears one are installed at the external ends of the three groups of planetary shafts one, a large gear ring one is meshingly connected with the external teeth of the planetary gears one, the large gear ring one is rotationally connected in the right space of the gear box body, the lower ends of the three groups of planetary shafts one are installed on the upper surface of the output support, a planetary carrier two gear box upper cover and a double gear shaft are respectively installed on the upper ends of the planetary support gears and the double transmission gears, grooves are formed in the inner walls of the gear box upper cover, the top ends of the planetary carrier two gear box upper cover and the double gear shaft are respectively rotationally connected in the two groups of grooves of the gear box upper cover.

[0007] Further, a stainless steel gasket three is sleeved in the positioning groove of the gear box body, the upper surface of the stainless steel gasket three abuts against the lower surface of the planetary fixed frame two, a stainless steel gasket two and a stainless steel gasket one are respectively sleeved on the outer surfaces of the planetary carrier two gear box upper cover and the double gear shaft, the lower surface of the stainless steel gasket two abuts against the upper surface of the planetary support gears, and the lower surface of the stainless steel gasket one abuts against the upper surface of the double transmission gears.

[0008] Further, the number of the planetary gears two and the planetary gears one is three groups.

[0009] Further, a metal ring is installed on the outer surface of the output support, the outer surface of the metal ring abuts against the inside of the groove of the gear box body, and the bottom end of the output support is inserted in the inside of the box body connecting head and the box body connecting cover.

[0010] The utility model discloses the beneficial effect is as follows: the utility model discloses a double planetary gear train combination structure is adopted to replace the traditional parallel fixed shaft gear train, increases the overall output torsion and power while guaranteeing the compact overall structure, and can better control the noise of primary transmission, makes subsequent have the advantages that the existing product does not have such as high transmission efficiency, stable and reliable performance, low noise, thereby improves the service life of subsequent this device in the use process and improves the experience of user, therefore, improve the practicality of subsequent this device in the use process. BRIEF DESCRIPTION OF DRAWINGS

[0011] Fig. 1 It is the bottom structure schematic diagram of the utility model discloses;

[0012] Fig. 2 It is the front structure schematic diagram of the utility model discloses;

[0013] Fig. 3 It is the explosion drawing of the utility model discloses.

[0014] Sign significance: 1, box connector;2, box connecting cover;3, gear box;4, output support;5, metal ring;6, big gear ring one;7, planetary gear one;8, planetary shaft one;9, planet fixed frame one;10, double transmission gear;11, stainless steel gasket one;12, double gear shaft;13, gear box upper cover;14, planet frame two gear box upper cover;15, stainless steel gasket two;16, planet support gear;17, planet shaft two;18, planetary gear two;19, planet fixed frame two;20, big gear ring two;21, motor gear;22, stainless steel gasket three;23, motor. DETAILED DESCRIPTION

[0015] In order to make the purpose, technical scheme and advantage of the utility model embodiment clearer, the technical scheme in the utility model embodiment will be described clearly and completely in the following with the drawings in the utility model embodiment, obviously, the described embodiment is a part of the embodiment of the utility model, rather than all the embodiment. The components of the utility model embodiment described and shown in the drawing here can be arranged and designed in various different configurations.

[0016] Therefore, the following detailed description of the embodiment of the utility model provided in the drawing is not intended to limit the scope of the claimed utility model, but only represents the selected embodiment of the utility model. Based on the embodiment in the utility model, all other embodiments obtained by the ordinary skilled person in the art without creative labor belong to the scope of protection of the utility model.

[0017] It should be noted that similar reference numerals and letters refer to like items in the several figures, and that, once an item is defined in one figure, it should not be further defined and explained in subsequent figures. In addition, the terms "first", "second", and the like, are used only to distinguish descriptions, and should not be understood as indicating or implying relative importance.

[0018] In the description of the embodiments of the present application, it should be noted that the terms "inner", "outer", "upper", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the product of the present application is usually placed during use, and are only for the convenience of describing the present application and simplifying the description, and therefore should not be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be understood as limiting the present application.

[0019] A double planetary gear carrier meat grinder gear box, as shown in Figs. 1 to 3 The box body connecting head 1, the box body connecting cover 2, the gear box body 3, the double planetary gear shaft 12 and the motor 23 constitute the gear box body 3, and the inside of the gear box body 3 is provided with a planetary gear assembly for increasing driving power. Specifically, the double planetary gear train combination structure is used to replace the traditional parallel fixed shaft gear train, which increases the overall output torque and power while ensuring compact overall structure, and better controls the noise of the first-stage transmission, so that the subsequent device has the advantages of high transmission efficiency, stable and reliable performance, low noise and other existing products do not have, thereby improving the service life of the subsequent device in the use process and improving the user experience, thus improving the practicality of the subsequent device in the use process.

[0020] As Figs. 1 to 3As shown, the planetary gear assembly includes motor gear 21 and gear box upper cover 13, gear box 3 left side wall bottom is provided with positioning groove, motor gear 21 rotationally connected in the inside of the positioning groove of gear box 3, the right side wall bottom of the gear box 3 of motor gear 21 is provided with groove, the inside of the groove of gear box 3 is rotationally connected with output support 4, the outside teeth of motor gear 21 are engagedly connected with three sets of planetary gear two 18, the outside teeth of three sets of planetary gear two 18 are engagedly connected with big gear ring two 20, the outer end of big gear ring two 20 is engagedly connected with planetary fixed frame two 19, big gear ring two 20 is rotationally connected in the inside of left side space of gear box 3, the inside of three sets of planetary gear two 18 is installed with planetary shaft two 17, the upper surface of three sets of planetary shaft two 17 is provided with planetary support gear 16, the outside teeth of planetary support gear 16 are engagedly connected with double transmission gear 10, the lower surface of double transmission gear 10 is provided with planetary fixed frame one 9, the lower surface of planetary fixed frame one 9 is provided with three sets of positioning grooves, the inside of three sets of positioning grooves of planetary fixed frame one 9 is rotationally connected with planetary shaft one 8, the outer end of three sets of planetary shaft one 8 is installed with planetary gear one 7, the outside teeth of three sets of planetary gear one 7 are engagedly connected with big gear ring one 6, big gear ring one 6 is rotationally connected in the inside of right side space of gear box 3, the lower end of three sets of planetary shaft one 8 is installed on the upper surface of output support 4, the upper end central shaft of planetary support gear 16 and double transmission gear 10 is respectively installed with planetary carrier two gear box upper cover 14 and double gear shaft 12, the inner wall top of gear box upper cover 13 is provided with groove, the top end of planetary carrier two gear box upper cover 14 and double gear shaft 12 is respectively rotationally connected in the inside of two sets of grooves of gear box upper cover 13;Specifically, by adopting double planetary gear train combination structure to replace the traditional parallel fixed shaft gear train, the overall output torque and power are increased while the overall structure is compact, and the noise of primary transmission can be better controlled to improve the user experience.

[0021] As shown in the figure, Fig. 3 The inside of the positioning groove of gear box 3 is sleeved with stainless steel gasket three 22, the upper surface of stainless steel gasket three 22 abuts against the lower surface of planetary fixed frame two 19, the outer surfaces of planetary carrier two gear box upper cover 14 and double gear shaft 12 are respectively sleeved with stainless steel gasket two 15 and stainless steel gasket one 11, the lower surface of stainless steel gasket two 15 abuts against the upper surface of planetary support gear 16, and the lower surface of stainless steel gasket one 11 abuts against the upper surface of double transmission gear 10;Specifically, the connection between the subsequent gear box 3, planetary carrier two gear box upper cover 14 and double gear shaft 12 and the internal equipment of the device is sealed by stainless steel gasket three 22, stainless steel gasket two 15 and box body connecting head 1, so as to prevent the lubricating oil or other working medium in the gear box from leaking, and to avoid the influence of subsequent medium leakage on the lubrication effect and heat dissipation performance of the internal equipment of the gear box to cause more serious mechanical failure, thereby improving the service life of the subsequent device.

[0022] As Fig. 3 shown, the number of planetary gear two 18 and planetary gear one 7 is set to three groups; Specifically, the design of three groups of planetary gear meshing gear ring brings the benefits of transmission efficiency and performance improvement, compact structure and space optimization, system reliability and durability improvement, and wide application field, so as to avoid the damage or deviation of the subsequent three groups of planetary gear two 18 and three groups of planetary gear one 7 in the long-term use process, thereby improving the stability of the subsequent device in the use process.

[0023] As Fig. 3 shown, the outer surface of the output bracket 4 is provided with a metal ring 5, the outer surface of the metal ring 5 abuts the inside of the gear box body 3 groove, and the bottom end of the output bracket 4 is inserted into the inside of the box body connector 1 and the box body connector cover 2; Specifically, the output bracket 4 is installed in the inside of the box body connector 1 and the box body connector cover 2, and then the metal ring 5 is installed at the outer end of the output bracket 4, so that the subsequent metal ring 5 seals the connection between the output bracket 4 and the box body connector 1 and the box body connector cover 2, thereby keeping the inside of the box body connector 1 and the box body connector cover 2 sealed, thereby improving the sealing performance of the subsequent box body connector 1 and the box body connector cover 2 in the use process.

[0024] By adopting the double planetary gear train combination structure to replace the traditional parallel fixed shaft gear train, the overall output torque and power are increased while the overall structure is compact, the noise of the first-stage transmission can be better controlled, and the user experience is improved; The design of three groups of planetary gear meshing gear ring brings the benefits of transmission efficiency and performance improvement, compact structure and space optimization, system reliability and durability improvement, and wide application field, so as to avoid the damage or deviation of the subsequent three groups of planetary gear two 18 and three groups of planetary gear one 7 in the long-term use process.

[0025] The basic principle, main features and advantages of the present application are shown and described. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection required by the present application is defined by the appended claims and their equivalents.

Claims

1. A double planetary gear carrier meat grinder gear box, comprising a box connector (1), a box connector cover (2), a gear box (3), a double gear shaft (12) and a motor (23), characterized in that: The box connector (1), the box connector cover (2), the gear box (3), the double gear shaft (12) and the motor (23) form a gear box (3), and the inside of the gear box (3) is provided with a planetary gear assembly for increasing driving power.

2. The twin planetary carrier meat grinder gear case of claim 1, wherein: The planetary gear assembly comprises a motor gear (21) and a gear box upper cover (13), a positioning groove is formed in the bottom of the left inner wall of the gear box (3), the motor gear (21) is rotationally connected in the inside of the positioning groove of the gear box (3), a groove is formed in the bottom of the right inner wall of the gear box (3), an output support (4) is rotationally connected in the inside of the groove of the gear box (3), three sets of planetary gears two (18) are meshingly connected to the external teeth of the motor gear (21), a large gear ring two (20) is meshingly connected to the external teeth of the three sets of planetary gears two (18), a planetary fixed frame two (19) is meshingly connected to the outer end of the large gear ring two (20), the large gear ring two (20) is rotationally connected in the left space of the gear box (3), planetary shafts two (17) are installed in the inside of the three sets of planetary gears two (18), planetary support gears (16) are arranged on the upper surfaces of the three sets of planetary shafts two (17), a double transmission gear (10) is meshingly connected to the external teeth of the planetary support gears (16), a planetary fixed frame one (9) is arranged on the lower surface of the double transmission gear (10), three sets of positioning grooves are formed in the lower surface of the planetary fixed frame one (9), planetary shafts one (8) are rotationally connected in the inside of the three sets of positioning grooves of the planetary fixed frame one (9), planetary gears one (7) are installed at the outer ends of the three sets of planetary shafts one (8), a large gear ring one (6) is meshingly connected to the external teeth of the three sets of planetary gears one (7), the large gear ring one (6) is rotationally connected in the right space of the gear box (3), the lower ends of the three sets of planetary shafts one (8) are installed on the upper surface of the output support (4), planetary frame two gear box upper covers (14) and double gear shafts (12) are respectively installed on the upper end central shafts of the planetary support gears (16) and the double transmission gear (10), grooves are formed in the inner wall top of the gear box upper cover (13), the top ends of the planetary frame two gear box upper covers (14) and the double gear shafts (12) are respectively rotationally connected in the two sets of grooves of the gear box upper cover (13).

3. The twin planetary carrier meat grinder gear case of claim 2, wherein: A stainless steel gasket three (22) is sleeved in the inside of the positioning groove of the gear box (3), the upper surface of the stainless steel gasket three (22) abuts against the lower surface of the planetary fixed frame two (19), a stainless steel gasket two (15) and a stainless steel gasket one (11) are respectively sleeved on the outer surfaces of the planetary frame two gear box upper covers (14) and the double gear shafts (12), the lower surface of the stainless steel gasket two (15) abuts against the upper surface of the planetary support gears (16), and the lower surface of the stainless steel gasket one (11) abuts against the upper surface of the double transmission gear (10).

4. The dual planetary carrier meat grinder gear case of claim 2, wherein: The number of the planetary gear two (18) and the planetary gear one (7) is three.

5. The dual planetary carrier meat grinder gear case of claim 2, wherein: The outer surface of the output support (4) is provided with a metal ring (5), the outer surface of the metal ring (5) abuts in the inside of the gear box body (3) groove, and the bottom end of the output support (4) is inserted in the inside of the box connecting head (1) and the box connecting cover (2).

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