Reduction gearbox clamp

By designing a gearbox fixture, the blank is fixed around the fixture, which solves the problem of insufficient machine space utilization, improves processing efficiency, avoids tool obstruction, and achieves more efficient processing.

CN224223660UActive Publication Date: 2026-05-12JIANGSU KANG BAISI MECHANICAL TECH
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
JIANGSU KANG BAISI MECHANICAL TECH
Filing Date
2025-05-13
Publication Date
2026-05-12

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Abstract

The utility model discloses a reduction gearbox clamp which comprises a base, supporting plates are arranged on the two sides of the base, the supporting plates are perpendicular to the base, mounting plates are arranged on the two sides of each supporting plate, the two sides of each mounting plate are fixed to the two supporting plates respectively, each mounting plate is provided with a fixing plate, a plurality of fixing pin holes are formed in the periphery of each fixing plate, and the fixing pin holes are matched with the fixing pin holes. The fixing pin holes are matched with fixing bolts in a threaded mode, and the reduction gearbox blank is fixed to the fixing plate through the fixing bolts. The front bottom column is matched with the rear bottom plate, reduction gearbox blanks are fixed to the mounting plate perpendicular to the base, the reduction gearbox blanks can be vertically fixed to the periphery of the clamp, the space in a machine table is reasonably utilized, the fixed number of the reduction gearbox blanks is increased, the machining efficiency is improved, and cutters cannot be blocked by the adjacent reduction gearbox blanks.
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Description

Technical Field

[0001] This utility model relates to gearbox technology, specifically a gearbox clamp. Background Technology

[0002] A gearbox is an independent component consisting of gear drives, worm gear drives, or gear-worm gear drives enclosed in a rigid housing. It serves to match speeds and transmit torque between a prime mover and a working machine or actuator. With the rapid development of the gearbox industry, more and more industries and companies are using gearboxes, and more and more companies are growing and expanding within the gearbox industry. Gearbox housings are generally formed by casting.

[0003] The cast gearbox blanks need to be fixed on the machine for finishing. The existing method is to directly lock the gearbox blanks to the upper surface of the machine with locking pins. However, the machine area is limited and the number of gearbox blanks that can be fixed is limited, resulting in more downtime and affecting processing efficiency. Moreover, multiple gearbox blanks are on the same plane of the machine, and the distance between two gearbox blanks is relatively close, which will block the tool when finishing the side of the gearbox blank. Utility Model Content

[0004] To address the shortcomings of the prior art, this utility model provides a gearbox fixture that can fix a gearbox blank around the fixture, making reasonable use of the space inside the machine tool, increasing the number of gearbox blanks that can be fixed, improving processing efficiency, and avoiding obstruction of the cutting tool when processing the side of the gearbox blank.

[0005] To achieve the above technical objectives, the present invention adopts the following technical solution: a gearbox clamp, including a base, support plates on both sides of the base, the support plates being perpendicular to the base, mounting plates on both sides of the support plates, the mounting plates being fixed to the two support plates on both sides respectively, the mounting plates being provided with fixing plates, the fixing plates being provided with a plurality of fixing pin holes around the perimeter, the fixing pin holes being threaded with fixing bolts, the fixing bolts fixing the gearbox blank to the fixing plates.

[0006] Preferably, a reinforcing plate is provided between the two support plates, and the two ends of the reinforcing plate are respectively fixed to the middle of the two support plates.

[0007] Preferably, a support strip is provided below the fixing plate.

[0008] Preferably, a limiting strip is provided on one side of the fixing plate.

[0009] Preferably, the top of the support bar and the side of the limiting bar facing the fixing plate are both provided with positioning blocks, and the positioning blocks abut against the gearbox blank.

[0010] In summary, this utility model achieves the following technical effects:

[0011] The gearbox fixture of this utility model fixes the gearbox blank on a mounting plate perpendicular to the base. It can vertically fix the gearbox blank around the fixture, make reasonable use of the space inside the machine tool, increase the number of gearbox blanks fixed, improve processing efficiency, and the adjacent gearbox blanks will not block the cutting tool. Attached Figure Description

[0012] Figure 1 This is a three-dimensional structural diagram of the gearbox clamp of this utility model;

[0013] Figure 2 This is a schematic diagram of the installation structure of the gearbox clamp of this utility model;

[0014] Figure 3 This is a structural schematic diagram of the gearbox clamp of this utility model;

[0015] Figure 4 This is a schematic diagram of the assembly state of the gearbox fixture of this utility model;

[0016] The following are the markings on the attached diagrams: 1. Base; 2. Support plate; 3. Mounting plate; 4. Fixing plate; 5. Reinforcing plate; 6. Gearbox blank; 7. Support strip; 8. Limiting strip; 9. Positioning block. Detailed Implementation

[0017] The present invention will be further described in detail below with reference to the accompanying drawings.

[0018] This specific embodiment is merely an explanation of the present utility model and is not intended to limit the present utility model. After reading this specification, those skilled in the art can make modifications to this embodiment without contributing any inventive step, but as long as they are within the scope of the claims of the present utility model, they are protected by patent law.

[0019] In the description of this utility model, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and are not intended to indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model.

[0020] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of this utility model, "a plurality of" means two or more, unless otherwise explicitly specified.

[0021] In this utility model, unless otherwise explicitly specified and limited, the terms "installation," "connection," "joining," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0022] In this utility model, unless otherwise explicitly specified and limited, "above" or "below" the second feature can mean that the first feature is in direct contact with the second feature, or that the first feature is in indirect contact with the second feature through an intermediate medium. Furthermore, "above," "on top of," and "over" the second feature can mean that the first feature is directly above or diagonally above the second feature, or simply that the first feature is at a higher horizontal level than the second feature. "Below," "below," and "under" the second feature can mean that the first feature is directly below or diagonally below the second feature, or simply that the first feature is at a lower horizontal level than the second feature.

[0023] Example 1:

[0024] like Figure 1-2 As shown, a gearbox clamp includes a base 1, with support plates 2 on both sides of the base 1. The support plates 2 are perpendicular to the base 1. Mounting plates 3 are provided on both sides of the support plates 2. The mounting plates 3 are fixed to the two support plates 2 on both sides respectively. The mounting plates 3 are provided with fixing plates 4. The fixing plates 4 are provided with several fixing pin holes around their perimeter. Fixing bolts are threaded into the fixing pin holes and fix the gearbox blank 6 to the fixing plates 4.

[0025] The gearbox fixture of this embodiment fixes the gearbox blank 6 on the mounting plate 3 perpendicular to the base 1. It can vertically fix the gearbox blank 6 around the fixture, make reasonable use of the space inside the machine, increase the number of gearbox blanks 6 fixed, improve processing efficiency, and the adjacent gearbox blanks 6 will not block the cutting tool.

[0026] A reinforcing plate 5 is provided between the two support plates 2, and the two ends of the reinforcing plate 5 are respectively fixed to the middle of the two support plates 2; wherein the reinforcing plate 5 is fixed to the support plate 2, the support plate 2 is fixed to the mounting plate 3, the reinforcing plate 5 is fixed to the base 1, and the support plate 2 is fixed to the base 1 by welding, and all are perpendicular to each other.

[0027] like Figure 3-4 As shown, a support strip 7 is provided below the fixed plate 4, and a limiting strip 8 is provided on one side of the fixed plate 4; wherein the support strip 7 and the limiting strip 8 are fixed to the fixed plate 4 by bolts to achieve a detachable function, and the support strip 7 also supports the limiting strip 8, making it faster and more convenient to assemble the limiting strip 8 and the gearbox blank 6.

[0028] The top of the support bar 7 and the side of the limiting bar 8 facing the fixing plate 4 are both provided with positioning blocks 9. The positioning blocks 9 abut against the gearbox blank 6. The positioning blocks 9 can be welded or bolted to the support bar 7 and the limiting bar 8 to fill the gap between the gearbox blank 6 and the support bar 7 or the limiting bar 8.

[0029] When fixing the gearbox blank 6, first fix the support bar 7. The support bar 7 can support the limiting bar 8 and the gearbox blank 6 to facilitate the fixing of the limiting bar 8 and the gearbox blank 6 to the fixing plate 4. Then fix the limiting bar 8. Through the cooperation of the limiting bar 8 and the support bar 7, the gearbox blank 6 can be limited in the vertical and horizontal positions of the fixing plate 4, which facilitates the quick fixing of the gearbox blank 6. After the gearbox blank 6 is fixed, the limiting bar 8 and the support bar 7 can be removed to avoid affecting the processing of the side wall of the gearbox blank 6. Finally, fix the base 1 on the machine.

[0030] The above description is merely a preferred embodiment of the present utility model and is not intended to limit the present utility model in any way. Any simple modifications, equivalent changes and alterations made to the above embodiments based on the technical essence of the present utility model shall fall within the scope of the technical solution of the present utility model.

Claims

1. A gearbox clamp, characterized in that, The device includes a base, with support plates on both sides of the base. The support plates are perpendicular to the base. Mounting plates are provided on both sides of the support plates. The mounting plates are fixed to the two support plates on both sides. The mounting plates are provided with fixing plates. The fixing plates are provided with several fixing pin holes around their perimeter. Fixing bolts are threaded into the fixing pin holes and used to fix the gearbox blank to the fixing plates.

2. The gearbox clamp according to claim 1, characterized in that, A reinforcing plate is provided between the two support plates, and the two ends of the reinforcing plate are respectively fixed to the middle of the two support plates.

3. A gearbox clamp according to claim 1, characterized in that, A support strip is provided below the fixing plate.

4. A gearbox clamp according to claim 3, characterized in that, A limiting strip is provided on one side of the fixing plate.

5. A gearbox clamp according to claim 4, characterized in that, The top of the support bar and the side of the limiting bar facing the fixed plate are both provided with positioning blocks, and the positioning blocks abut against the gearbox blank.