Left-right shared groove milling tool for steel plate spring seat

By designing a milling fixture that includes positioning and fixing components, the problems of low positioning accuracy and high tooling cost in the existing technology are solved, and efficient and accurate machining of steel leaf spring seats is achieved.

CN223946889UActive Publication Date: 2026-02-27QINGDAO YONGCHI AUTO PARTS CO LTD
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Patent Information

Application Number
CN202520441310.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-03-13
Publication Date
2026-02-27
Estimated Expiration
2035-03-13

AI Technical Summary

Technical Problem

Existing technologies cannot fully utilize the precision of the machined surface of the workpiece for positioning, resulting in reduced positioning accuracy of the leaf spring seat. Furthermore, symmetrical leaf spring seats require two different sets of tooling, increasing design, manufacturing, and management costs and affecting processing efficiency.

Method used

A milling fixture including a positioning component and a fixing component was designed. The steel leaf spring seat is fixed and positioned by the driving component. The positioning accuracy is improved by utilizing the accuracy of the milled surface, and a set of fixtures can be used for processing.

Benefits of technology

This improved the positioning accuracy and processing efficiency of the leaf spring seat, reduced tooling costs and changeover time, and ensured the accuracy and efficiency of milling.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a left-right shared groove milling tool for a steel plate spring seat, which comprises a steel plate spring seat body, a bottom plate, a positioning component arranged on the bottom plate and used for positioning the steel plate spring seat body, and a fixing component arranged on the bottom plate and used for fixing the steel plate spring seat body, the fixing assembly comprises two guide rails which are fixedly connected to the side, close to the steel plate spring seat body, of the bottom plate and are symmetrically arranged, the two guide rails are slidably connected with square pipes, and the sides, close to the steel plate spring seat body, of the two square plates are fixedly connected with pressing plates. Through the arrangement of the fixing assembly, machining of the bottom groove of the steel plate spring seat body can be achieved through one-time installation, secondary disassembly and clamping are not needed, the steel plate spring seat is generally a bilaterally symmetrical piece, therefore, the steel plate spring seat can share one set of tool, and meanwhile under the positioning effect of the positioning assembly, the position precision of the steel plate spring seat body in the tool is guaranteed.
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Description

TECHNICAL FIELD

[0001] The utility model relates to steel plate spring seat processing auxiliary device technical field, specifically is a kind of left and right shared steel plate spring seat's mill groove tooling. BACKGROUND

[0002] At present in mechanical manufacturing industry, the shape of workpiece is more and more complex, but the processing requirement of workpiece is higher and higher, for example, when assembling steel plate spring seat, the flatness requirement of bottom groove is higher and higher, and the flatness of existing blank cannot meet the requirement, so steel plate spring seat bottom groove needs to be processed to ensure flatness.

[0003] When milling steel plate spring seat bottom groove, steel plate spring seat is usually pressed by pressing plate, although operation is relatively simple, but in actual use process, it is difficult to fully utilize the accuracy of workpiece processed surface to position, thereby reducing the positioning accuracy of steel plate spring seat, and when positioning left-right symmetrical steel plate spring seat, two different toolings need to be designed, which undoubtedly increases the design, manufacture and management cost of tooling, and in the process of replacing different toolings, a lot of operation time is wasted, thereby affecting the milling groove processing efficiency of steel plate spring seat.

[0004] Therefore, a left-right shared steel plate spring seat milling groove tooling is needed to solve the above problems. UTILITY MODEL CONTENT

[0005] To achieve the above object, the utility model provides the following technical scheme: a left-right shared steel plate spring seat milling groove tooling, including steel plate spring seat body and bottom plate, further including positioning assembly for positioning steel plate spring seat body and fixing assembly for fixing steel plate spring seat body on the bottom plate;

[0006] The fixing assembly includes two mutually symmetrical guide rails fixedly connected to the side of the bottom plate close to the steel plate spring seat body, two square tubes are slidably connected to the guide rails, two square plates are slidably connected to the side of the square tubes away from the bottom plate, two pressing plates are fixedly connected to the side of the square plates close to the steel plate spring seat body, the bottom plate is provided with a driving assembly for driving the two pressing plates and a guide assembly for guiding the two pressing plates during driving.

[0007] The driving assembly includes a driving rod fixedly connected to the side of the bottom plate close to the pressing plate, a driving ring is threadedly connected to the side wall of one end of the driving rod close to the pressing plate, the pressing plate is provided with a sliding groove, the driving rod is slidably connected to the sliding groove, and the driving ring is provided with a pushing assembly for pushing the pressing plate.

[0008] The pushing assembly comprises a pushing plate fixedly connected to the side wall of the driving ring, the pushing plate is triangularly arranged, and a fixed plate is fixedly connected to the side of the pushing plate away from the square plate.

[0009] The driving rod is provided with a moving-away assembly for pushing the pressing plate away when the fixing of the steel plate spring seat body is released, the moving-away assembly comprises a fixed ring fixedly connected to the side wall of the driving rod, a first spring is fixedly connected to the side of the fixed ring close to the pressing plate, the first spring is sleeved on the side wall of the driving rod, a sliding ring is fixedly connected to the end of the first spring away from the fixed ring, and the sliding ring is arranged in abutment with the side of the pressing plate close to the bottom plate under the elastic action of the first spring.

[0010] The guiding assembly comprises two connecting plates fixedly connected to the side of the bottom plate close to the square tube, the two connecting plates are located on the two sides of the square tube and are fixedly connected with T-shaped rods, the side walls of the two T-shaped rods are slidingly connected with guiding plates, the opposite ends of the two guiding plates are connected with the square tube, and the side walls of the two T-shaped rods are sleeved with second springs, and the two ends of the two second springs are connected with the connecting plates and the guiding plates.

[0011] The positioning assembly comprises a positioning frame fixedly connected to the side of the bottom plate close to the pressing plate, the positioning frame is arranged in matched mode with the shape of the steel plate spring seat body, and an inclined surface is formed in the side of the positioning frame away from the bottom plate.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] The utility model discloses a fixing assembly is arranged, realizes the fixing of steel plate spring seat body under the driving of the driving assembly, and the operation is simple, and the implementation is convenient, can realize the bottom groove processing of steel plate spring seat body once, need not secondary dismounting and clamping, and steel plate spring seat is usually left -right symmetry piece, therefore, can share a set of frock, and further reduces frock cost and frock replacement time waste of steel plate spring seat body milling groove processing, thereby further improve the milling groove processing efficiency of steel plate spring seat, and under the positioning of the positioning assembly, the positioning precision of steel plate spring seat body is improved by the precision of the milled surface of steel plate spring seat body, thereby guaranteeing the position precision of steel plate spring seat body in frock, and providing accurate reference for subsequent milling groove processing. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the whole structure schematic view of the utility model;

[0015] Figure 2 It is the left view of the steel plate spring seat of the utility model after being fixed;

[0016] Figure 3The fixed plan view of the steel plate spring seat of the utility model;

[0017] Figure 4 The structure diagram of one of the left-right symmetrical steel plate spring seats of the utility model after being fixed;

[0018] Figure 5 The three view of the steel plate spring seat of the utility model;

[0019] Figure 6 The overall structure schematic diagram of the steel plate spring seat tooling of the utility model;

[0020] Figure 7 The structure schematic diagram of the driving assembly and the pushing assembly of the utility model;

[0021] Figure 8 The structure schematic diagram of the remote assembly of the utility model;

[0022] In the drawing: 101, steel plate spring seat body; 102, bottom plate; 201, guide rail; 202, square tube; 203, square plate; 204, pressing plate; 301, driving rod; 302, driving ring; 303, sliding groove; 401, pushing plate; 402, fixed plate; 501, fixed ring; 502, first spring; 503, sliding ring; 601, connecting plate; 602, T-shaped rod; 603, guide plate; 604, second spring; 701, positioning frame; 702, inclined surface. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0024] Embodiment 1

[0025] Please refer to Figures 1-8 , a kind of steel plate spring seat of left-right shared milling groove tooling in the drawing, including steel plate spring seat body 101 and bottom plate 102, further including the positioning assembly for positioning steel plate spring seat body 101 and the fixed component for fixing steel plate spring seat body 101 are set to bottom plate 102;

[0026] The fixing assembly comprises two guide rails 201 symmetrically arranged and fixedly connected to the bottom plate 102 near one side of the steel plate spring seat body 101, two square tubes 202 slidably connected to the two guide rails 201, two square plates 203 slidably connected to the two square tubes 202 away from the bottom plate 102, two pressing plates 204 fixedly connected to the two square plates 203 near the steel plate spring seat body 101, and a driving assembly for driving the two pressing plates 204 and a guiding assembly for guiding the two pressing plates 204 during the driving process.

[0027] It should be noted that: through the setting of the fixing assembly, the steel plate spring seat body 101 is fixed under the driving action of the driving assembly, which is simple to operate and convenient to implement. The bottom groove of the steel plate spring seat body 101 can be machined at one time, without the need for secondary disassembly and clamping. In addition, the steel plate spring seat is usually a left-right symmetrical piece (for reference Figure 2 and Figure 4 ), so a set of tooling can be shared, thereby reducing the tooling cost of milling the groove of the steel plate spring seat body 101 and the time waste of tooling replacement, and further improving the milling groove machining efficiency of the steel plate spring seat, and at the same time, under the positioning action of the positioning assembly, the positioning precision of the steel plate spring seat body 101 is improved by the precision of the milled surface of the steel plate spring seat body 101, thereby ensuring the position precision of the steel plate spring seat body 101 in the tooling, and providing an accurate reference for subsequent milling.

[0028] Please refer to Figures 6-8 , the driving assembly in the figure comprises a driving rod 301 fixedly connected to the bottom plate 102 near the pressing plate 204, a driving ring 302 threadedly connected to the side wall of one end of the driving rod 301 near the pressing plate 204, a sliding groove 303 formed in the pressing plate 204, and the driving rod 301 slidably connected to the sliding groove 303. The driving ring 302 is provided with a pushing assembly for pushing the pressing plate 204.

[0029] It should be noted that: through the setting of the driving assembly, the pressing plate 204 is facilitated to abut against the side surface of the steel plate spring seat body 101.

[0030] It should be noted that: the thread pitch of the threaded engagement between the driving rod 301 and the driving ring 302 is large, and the distance between the pressing plate 204 and the steel plate spring seat body 101 is small, so that the pressing plate 204 can be tightly abutted by rotating the driving ring 302 by no more than one turn.

[0031] Please refer to Figures 6-8 , the pushing assembly in the figure comprises a pushing plate 401 fixedly connected to the side wall of the driving ring 302, the pushing plate 401 being triangularly arranged, and a fixed plate 402 fixedly connected to the side of the pressing plate 204 away from the square plate 203.

[0032] It should be noted that: through the setting of the pushing assembly, after the pressure plate 204 is released, the pressure plate 204 will be pushed away from the leaf spring seat body 101, thereby facilitating the installation and disassembly of the leaf spring seat body 101.

[0033] Please refer to Figures 6-8 , the driving rod 301 in the figure is provided with a moving away assembly for pushing the pressure plate 204 away when the leaf spring seat body 101 is fixed, the moving away assembly comprises a fixed ring 501 fixedly connected to the side wall of the driving rod 301, the fixed ring 501 is fixedly connected with a first spring 502 on the side close to the pressure plate 204, the first spring 502 is sleeved on the side wall of the driving rod 301, one end of the first spring 502 away from the fixed ring 501 is fixedly connected with a sliding ring 503, the sliding ring 503 is arranged in abutment with the side of the pressure plate 204 close to the bottom plate 102 under the elastic action of the first spring 502;

[0034] It should be noted that: through the setting of the moving away assembly, after the pressure plate 204 is released, the pressure plate 204 will be pushed away from the leaf spring seat body 101 under the elastic action of the first spring 502.

[0035] Please refer to Figures 6-8 , the guide assembly in the figure comprises two connecting plates 601 fixedly connected to the side of the bottom plate 102 close to the square tube 202, the two connecting plates 601 are located on the two sides of the square tube 202 and are fixedly connected with two T-shaped rods 602, the side walls of the two T-shaped rods 602 are slidingly connected with two guide plates 603, the opposite ends of the two guide plates 603 are connected with the square tube 202, the side walls of the two T-shaped rods 602 are sleeved with two second springs 604, the two ends of the two second springs 604 are connected with the connecting plates 601 and the guide plates 603 respectively;

[0036] It should be noted that: through the setting of the guide assembly, the movement of the pressure plate 204 is guided and reset.

[0037] Working principle: when milling the bottom groove of the leaf spring seat body 101, first, the bottom plate 102 is fixed on the machine tool workbench by means of a plurality of bolts, then the position of the leaf spring seat body 101 is limited by the positioning assembly, after the position of the leaf spring seat body 101 is limited, the driving ring 302 is rotated, the driving ring 302 is moved close to the leaf spring seat body 101 by means of the threaded engagement transmission action of the driving ring 302 and the driving rod 301, thereby pushing the pressure plate 204 to move close to the leaf spring seat body 101,

[0038] And in the process of driving ring 302 rotation, will drive the push plate 401 synchronous rotation, and then make the push plate 401 and fixed plate 402 separate, at this time, under the guidance of the guide assembly and the elastic effect, will push the pressing plate 204 close to the steel plate spring seat body 101 move, and then with the driving ring 302 continues to move down, will push the pressing plate 204 and the side of the steel plate spring seat body 101, and then in the pressing plate 204 tight effect, realize the fixed to the steel plate spring seat body 101, simple operation, convenient to implement, can be installed to realize the bottom groove machining of steel plate spring seat body 101, without secondary disassembly and clamping, and the steel plate spring seat is usually symmetrical piece (can refer to Figure 2 And Figure 4 ), therefore, can share a set of tooling, and then reduce the tooling cost of steel plate spring seat body 101 milling groove and tooling replacement time waste, thereby further improving the milling groove machining efficiency of steel plate spring seat;

[0039] In the process of driving ring 302 rotation, will drive the push plate 401 rotation, in the process of push plate 401 rotation, will push the fixed plate 402, and then make the pressing plate 204 away from the steel plate spring seat body 101, so as to facilitate the installation and disassembly of steel plate spring seat body 101.

[0040] Embodiment 2

[0041] Please refer to Figure 4 , the embodiment for example 1 further illustrates, the positioning assembly in the drawing includes the positioning frame 701 fixedly connected to the bottom plate 102 close to the pressing plate 204 side, the positioning frame 701 and the steel plate spring seat body 101 appearance matching setting, the side away from the bottom plate 102 of positioning frame 701 is provided with inclined plane 702, the inclined plane 702 and the steel plate spring seat body 101 have been milled surface matching setting;

[0042] Here it needs to be explained: through the setting of positioning assembly, the limit of positioning frame 701 to steel plate spring seat body 101 and the abutment of inclined plane 702 and steel plate spring seat body 101 have been milled surface, and then facilitate the use of the precision of the milled surface to improve the positioning accuracy of steel plate spring seat body 101, so as to ensure the position accuracy of steel plate spring seat body 101 in tooling, provide accurate reference for subsequent milling groove machining.

[0043] It is apparent for a person skilled in the art that the present application is not restricted to the details of the above exemplary embodiments, but that it can be implemented in other concrete forms without departing from the spirit or the essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary only, and not limiting, the scope of the present application being defined by the appended claims rather than by the above description, and all changes coming within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims concerned.

Claims

1. A left and right shared steel plate spring seat slot milling tool, comprising: a steel plate spring seat body (101) and a bottom plate (102); characterized in that it further comprises: a positioning assembly provided on the bottom plate (102) for positioning the steel plate spring seat body (101); a fixing assembly provided on the bottom plate (102) for fixing the steel plate spring seat body (101); the fixing assembly comprises two symmetrically arranged guide rails (201) fixed to one side of the bottom plate (102) close to the steel plate spring seat body (101), two square tubes (202) are slidingly connected to the guide rails (201), two square plates (203) are slidingly connected to one side of the square tubes (202) away from the bottom plate (102), two pressing plates (204) are fixedly connected to one side of the square plates (203) close to the steel plate spring seat body (101), and the bottom plate (102) is provided with a driving assembly for driving the two pressing plates (204) and a guiding assembly for guiding the two pressing plates (204) during driving.

2. The groove milling tool for a left and right common steel plate spring seat according to claim 1, characterized in that: the driving assembly comprises a driving rod (301) fixed to one side of the bottom plate (102) close to the pressing plate (204), a driving ring (302) is threadedly connected to the side wall of one end of the driving rod (301) close to the pressing plate (204), the pressing plate (204) is provided with a sliding groove (303), and the driving rod (301) is slidingly connected to the sliding groove (303).

3. The groove milling tool for a left and right common leaf spring seat according to claim 2, characterized by: the pushing assembly comprises a pushing plate (401) fixed to the side wall of the driving ring (302), the pushing plate (401) is triangularly arranged, and the pressing plate (204) is fixedly connected to a fixed plate (402) on the side away from the square plate (203).

4. The groove milling tool for a left and right common steel plate spring seat according to claim 3, characterized in that: the driving rod (301) is provided with a moving away assembly for pushing the pressing plate (204) away when the steel plate spring seat body (101) is released, the moving away assembly comprises a fixed ring (501) fixed to the side wall of the driving rod (301), a first spring (502) is fixedly connected to one side of the fixed ring (501) close to the pressing plate (204), the first spring (502) is sleeved on the side wall of the driving rod (301), a sliding ring (503) is fixedly connected to one end of the first spring (502) away from the fixed ring (501), and the sliding ring (503) is arranged in abutment with one side of the pressing plate (204) close to the bottom plate (102) under the elastic action of the first spring (502).

5. The groove milling tool for a left and right common leaf spring seat according to claim 4, characterized by: The guiding assembly comprises two connecting plates (601) fixedly connected to the bottom plate (102) near one side of the square tube (202), the two connecting plates (601) are located on two sides of the square tube (202), and the two connecting plates (601) are fixedly connected with T-shaped rods (602), the two T-shaped rods (602) are slidably connected with guiding plates (603) on the side walls, the two guiding plates (603) are connected with the square tube (202) at opposite ends, the two T-shaped rods (602) are sleeved with second springs (604) on the side walls, and the two ends of the two second springs (604) are connected with the connecting plates (601) and the guiding plates (603) respectively.

6. The groove milling tool for a left and right common leaf spring seat according to claim 5, characterized by: The positioning assembly comprises a positioning frame (701) fixedly connected to the bottom plate (102) near one side of the pressing plate (204), the positioning frame (701) is matched with the outer shape of the steel plate spring seat body (101) and is arranged, and a slope (702) is formed on the side, away from the bottom plate (102), of the positioning frame (701), and the slope (702) is matched with the milled surface of the steel plate spring seat body (101) and is arranged.