一种用于加工中心的多工位齿轮夹具

By using the adjustable clamping structure and hydraulic system of the multi-station gear fixture, the problems of insufficient versatility and stability of traditional fixtures are solved, realizing high efficiency, precision and stability of multi-station machining, and improving production efficiency and cost-effectiveness.

CN224508621UActive Publication Date: 2026-07-17SICHUAN SHENLING PRECISION TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SICHUAN SHENLING PRECISION TECH CO LTD
Filing Date
2025-07-16
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Traditional gear jigs have poor versatility and insufficient clamping stability, making it difficult to achieve multi-station machining. Frequent jig changes result in high machining costs and long cycles, failing to meet the needs of large-scale mass production.

Method used

Design a multi-station gear clamping fixture, which adopts an adjustable clamping structure consisting of a movable plate, a fitting groove, an adjusting nut, an abutting screw, and a sliding abutting column. The length of the abutting screw can be adjusted by adjusting the nut to accommodate gears of different sizes and specifications. Combined with a limit block and a hydraulic system, it achieves precise positioning and stable clamping.

Benefits of technology

It improves the versatility and applicability of fixtures, reduces the frequency of fixture replacement, enhances processing efficiency and accuracy consistency, and lowers production costs.

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    Figure CN224508621U_ABST
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Abstract

本实用新型公开了一种用于加工中心的多工位齿轮夹具,其包括:夹持架、附属组件,所述夹持架的内表面固定连接有左右,两侧均固定连接有两个限位块,两个所述限位块的侧壁均开设有限位槽,所述限位槽的内部滑动连接有限位滑块,所述限位滑块远离限位槽的一侧固定连接有活动板,所述活动板的前后两侧均开设有嵌合槽。通过活动板上的嵌合槽、调整螺母、抵触螺杆和滑动抵触柱构成了可调节的夹持结构,通过拧动调整螺母,能够灵活调节抵触螺杆的伸出长度,进而带动滑动抵触柱移动,使夹具可以适应不同尺寸规格的齿轮,极大地提高了夹具的通用性和适用范围,减少了因齿轮尺寸差异而更换夹具的频率,提升了加工效率。
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Claims

1. A multi-station gear fixture for a machining center, comprising: The clamping frame (1) and its auxiliary components are characterized in that: the inner surface of the clamping frame (1) is fixedly connected with two left and right limiting blocks (20) on each side, and the side walls of the two limiting blocks (20) are provided with limiting grooves (2), the limiting grooves (2) are slidably connected with limiting sliders (3), the side of the limiting sliders (3) away from the limiting grooves (2) is fixedly connected with a movable plate (4), the front and rear sides of the movable plate (4) are provided with fitting grooves (13), the fitting grooves (13) are fixedly connected with a contact screw (15) by adjusting nuts (14), and the front surface of the contact screw (15) is fixedly connected with a sliding contact post (18).

2. A multi-station gear fixture for machining centers as claimed in claim 1, characterized in that: The two limiting blocks (20) are symmetrically arranged on the left and right sides of the outer surface of the movable plate (4), the abutting screw (15) and the adjusting nut (14).

3. A multi-station gear fixture for machining centers as claimed in claim 1, wherein: The number of sliding contact posts (18) and the number of fitting grooves (13) are set in a corresponding manner, and the adjusting nuts (14) are symmetrically arranged on the front and rear sides of the movable plate (4).

4. The multi-station gear fixture for machining center as claimed in claim 1 wherein: The auxiliary components are located on the outer surface of the clamping frame (1). The auxiliary components include adjustment slots (17), fixing posts (16), controllers (19), hydraulic pumps (5), hydraulic rods (6), support blocks (7), fitting blocks (8), connecting screws (9), fixing nuts (10), connecting rods (11), and reinforcing blocks (12). The front surface of the clamping frame (1) is provided with several adjustment slots (17), and each adjustment slot (17) is provided with a fixing post (16) on its outer surface. The inner surface of the clamping frame (1) is fixedly connected to... There is a controller (19). Hydraulic pumps (5) are fixedly connected to the left and right sides of the inner surface of the clamping frame (1). A hydraulic rod (6) is fixedly connected to the output end of the hydraulic pump (5). A support block (7) is fixedly connected to the upper surface of the hydraulic rod (6). An interlocking block (8) is fixedly connected to the upper surface of the support block (7). A connecting rod (11) is fixedly connected to the interlocking block (8) through a connecting screw (9) and a fixing nut (10). Three reinforcing blocks (12) are fixedly connected between the two connecting rods (11).

5. A multi-station gear fixture for machining centers as claimed in claim 4, characterized in that: The connecting rod (11) is symmetrically arranged on the left and right sides of the fitting block (8), and the fixing nut (10) is located on the side wall of the connecting rod (11).

6. A multi-station gear fixture for machining centers as claimed in claim 4, wherein: The rear surface of the movable plate (4) is fixedly connected to the connecting rod (11), and the connecting screw (9) is symmetrically arranged on the front and rear sides inside the interlocking block (8).