Adjustable quick positioning tool
By designing an adjustable quick positioning fixture and adopting a V-shaped adjustable limit clamp and lead screw structure, the problem of rapid alignment and adjustment in the processing of large rotating components was solved, thereby improving processing efficiency and reducing costs.
Patent Information
- Application Number
- CN202423313429.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-31
- Publication Date
- 2025-12-05
- Estimated Expiration
- 2034-12-31
AI Technical Summary
Existing positioning fixtures are unable to quickly and accurately locate the center line of large rotating components, resulting in low processing efficiency and frequent tooling changes, leading to high costs.
An adjustable rapid positioning fixture was designed, including an adjustable limit component and a guide component. It utilizes a V-shaped adjustable limit fixture and a lead screw structure to achieve rapid alignment and adjustment of the workpiece. Combined with the mobility of the guide bracket, it improves processing efficiency.
It enables rapid positioning and adjustment of large rotating components, reduces the frequency of tooling changes, improves processing efficiency, and reduces costs.
Smart Images
Figure CN223630246U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to positioning frock technical field, concretely relates to an adjustable quick positioning frock. BACKGROUND
[0002] In the mechanical processing industry, large rotary body components are an important processing object, such components usually have large volume, weight and outer diameter size, and often need to be drilled, milled, numbered and marked on the arc surface, and other complex processing procedures, since large rotary body components are often used in key positions, such as turbine discs and compressor discs of an aero-engine, therefore, the processing precision thereof is extremely high. Therefore, selecting a suitable positioning frock is the key to realizing the above processing procedures.
[0003] According to the processing characteristics of large rotary body components, when designing a suitable positioning frock, whether the positioning is accurate, whether it has sufficient rigidity and strength, and the flexibility and universality during use need to be considered. However, due to structural limitations, the existing frock equipment mainly has the following problems in actual processing: 1. When processing rotary body components of different outer diameters and heights, the workpiece must be placed on the machine tool table for processing, especially for large components that are difficult to move, the existing frock is difficult to quickly and accurately find the center line, and the processing difficulty is great; 2. Due to the limitation of tool length or space, the frock needs to be frequently reinstalled, adjusted and replaced, and the processing efficiency is low; 3. Multiple sets of positioning frocks need to be equipped to meet the process and technical requirements, resulting in high processing cost.
[0004] Therefore, designing a low-cost adjustable high-efficiency positioning frock is the key to improving the efficiency of drilling, milling, numbering and marking of rotary body components. INVENTION CONTENTS
[0005] In order to overcome the shortcomings of the above-mentioned prior art, the purpose of the utility model is to provide an adjustable quick positioning frock to solve the technical problem of low processing efficiency caused by the fact that the existing frock cannot be quickly aligned, adjusted and replaced, and is not easy to position.
[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:
[0007] The utility model discloses an adjustable quick positioning frock, which comprises an adjustable limiting assembly and a guide assembly.
[0008] The guide assembly comprises a guide support and a guide base, the guide support is an integrally formed sleeve and support rod structure, the sleeve is detachably sleeved on the adjustable limiting assembly, the support rod is detachably inserted into the guide base, and the height is adjustable in the axial direction, so as to drive the adjustable limiting assembly to move in the axial direction of the workpiece to be processed.
[0009] The adjustable limiting assembly comprises a V-shaped adjustable limiting clamp and a screw rod, the open end of the V-shaped adjustable limiting clamp is used for clamping a workpiece to be processed, the other end is provided with a screw rod support, the screw rod is fixed in the screw rod support, and one end of the screw rod extending out of the screw rod support is provided with a hand wheel, the screw rod is driven by rotating the hand wheel, and the V-shaped adjustable limiting clamp is controlled to move in the radial direction of the workpiece to be processed.
[0010] Preferably, the sleeve is detachably sleeved on the adjustable limiting assembly through a fastening assembly. The fastening assembly comprises an upper pressing screw and a side pressing screw, the upper pressing screw is arranged at the top of the guide support, and the side pressing screw is arranged at the side of the guide support, and the two are used for cooperatively fixing and adjusting the position of the guide support in the radial direction.
[0011] Preferably, the screw rod is fixed through a nut arranged on the side wall of the guide support.
[0012] Preferably, a thrust ball bearing is arranged at the fixed position of the screw rod and the screw rod support.
[0013] Preferably, a handle is arranged on the hand wheel.
[0014] Preferably, the hand wheel is fixed on the screw rod through two round nuts.
[0015] Preferably, the guide base comprises a bottom plate and a base cylinder fixed on the bottom plate, and the supporting rod of the guide support is telescopically arranged in the base cylinder.
[0016] Further preferably, an upper pressing screw and a rear pressing screw are arranged on the base cylinder, and the two are used for cooperatively fixing and adjusting the position of the guide support in the axial direction.
[0017] Further preferably, a fixed mounting hole is further arranged around the bottom plate, and is used for being fixed with a machine tool workbench.
[0018] Preferably, the opening angle of the open end of the V-shaped adjustable limiting clamp is 120 DEG.
[0019] Compared with the prior art, the adjustable limiting assembly has the following beneficial effects:
[0020] The utility model discloses a adjustable quick positioning tool, on one hand, adjustable limiting component can find the center line of the workpiece to be handled quickly through the design V type adjustable limiting fixture, improves processing efficiency, and designs screw structure simultaneously, drives the screw through the handle wheel, and the movement of V type adjustable limiting fixture in the radial direction of the rotary body component to be handled is controlled. On the other hand, the guiding assembly realizes the movement of V type adjustable limiting in the axial direction of the rotary body component through the design of the integrally formed guiding support. Therefore, the adjustable quick positioning tool of the utility model can realize the movement and adjustment of the workpiece to be handled in four directions of up, down, left and right, greatly improves the mobility of the rotary body component to be handled, thereby effectively solve the technical problems of low processing efficiency caused by the complicated quick alignment, adjustment and replacement and difficult positioning of the prior art.
[0021] Further, the opening angle of the V type adjustable limiting fixture is 120 DEG, which can satisfy large size rotary bodies of different diameters, avoid frequent replacement of tooling due to the change of the size of the processed component, and reduce the cost.
[0022] Further, the push ball bearing is arranged on the screw, which greatly reduces the friction of the handle wheel. BRIEF DESCRIPTION OF DRAWINGS
[0023] Figure 1 It is the whole structure schematic diagram of the adjustable quick positioning tool of the utility model;
[0024] Figure 2 It is the structure schematic diagram of the adjustable limiting component of the utility model;
[0025] Figure 3 It is the structure schematic diagram of the cooperation of the guiding assembly and the adjustable limiting component of the utility model;
[0026] Figure 4 It is the structure schematic diagram of the guiding base;
[0027] Figure 5 It is the combined structure schematic diagram of the adjustable quick positioning tool of the utility model when processing the rotary body component.
[0028] Among them, 1-V type adjustable limiting fixture, 2-guiding support, 3-upper pressing screw, 4-lateral pressing screw, 5-screw support, 6-handle, 7-handle wheel, 8-round nut, 9-screw, 10-nut, 11-push ball bearing, 12-base cylinder, 13-lower pressing screw, 14-rear pressing screw, 15-fixed mounting hole, 16-machine tool, 17-cutter, 18-workpiece to be handled, 19-machine tool workbench surface. DETAILED DESCRIPTION
[0029] In order to make the person skilled in the art better understand the technical scheme of the present application, the technical scheme in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by the person skilled in the art without creative labor should belong to the scope of protection of the present application.
[0030] It should be noted that the terms "first", "second" and the like in the specification and claims of the present application and the above drawings are used to distinguish similar objects, and do not necessarily have to be used to describe a specific order or sequence. It should be understood that the data thus used can be interchanged under appropriate circumstances, so that the embodiments of the present application described herein can be implemented in an order other than those illustrated or described herein. In addition, the terms "include" and "have" and any variations thereof are intended to cover non-exclusive inclusion, for example, a process, method, system, product or device including a series of steps or units does not have to be limited to only those steps or units clearly listed, but can include other steps or units not clearly listed or inherent to these processes, methods, products or devices.
[0031] The present application will be described in further detail below in conjunction with the drawings:
[0032] Referring to Figure 1 The adjustable quick positioning tool for the rotary body component comprises an adjustable limiting assembly and a guide assembly.
[0033] The guide assembly comprises a guide bracket 2 and a guide base. The guide bracket 2 is an integrally formed sleeve and support rod structure. The sleeve is detachably sleeved on the adjustable limiting assembly through a fastening assembly. The support rod is detachably inserted into the guide base and is adjustable in height in the axial direction, thereby driving the adjustable limiting assembly to move in the axial direction of the workpiece to be processed.
[0034] The adjustable limiting assembly comprises a V-shaped adjustable limiting clamp 1 and a lead screw 9. The open end of the V-shaped adjustable limiting clamp 1 is used for clamping the workpiece to be processed. The other end is provided with a lead screw bracket 5. The lead screw 9 is fixed in the lead screw bracket 5. One end of the lead screw 9 extending out of the lead screw bracket 5 is provided with a hand wheel 7. The lead screw 9 is driven by rotating the hand wheel 7, thereby controlling the V-shaped adjustable limiting clamp 1 to move in the radial direction of the workpiece to be processed.
[0035] Preferably, referring to Figure 2The utility model discloses a partial structure schematic drawing of adjustable limiting assembly, V type adjustable limiting clamp 1 is fixed through fastener and integral forming guide support 2, the fastening assembly includes upper pressure screw 3 and side pressure screw 4, and upper pressure screw 3 sets up at the top of guide support 2, and side pressure screw 4 sets up at the side of guide support 2, and the position of guide support 2 in radial direction is fixed and adjusted in coordination.
[0036] Preferably, referring to Figure 3 The utility model discloses a structure schematic drawing of cooperation of guide assembly and adjustable limiting assembly, screw rod 9 is fixed through the nut 10 of setting on the lateral wall of guide support 2, and the fixed position of screw rod 9 and screw rod support 5 is equipped with the thrust ball bearing, and the configuration of guide assembly realizes the movement of V type adjustable limiting clamp 1 in the axial direction of the rotary body member of processing.
[0037] Preferably, referring to Figure 4 The utility model discloses a structure schematic drawing of guide base, and guide base includes bottom plate and base cylinder 12 fixed on bottom plate, and the support rod part of integral forming guide support 2 can be telescopic and is inserted in the base cylinder 12, and lower pressure screw 13 and rear pressure screw 14 are set up on base cylinder 12, and the position of guide support 2 in axial direction is fixed and adjusted in coordination. Bottom plate still is equipped with fixed mounting hole 15 around, is used to with machine tool fixed.
[0038] Example 1
[0039] An adjustable quick positioning tool, including adjustable limiting assembly and guide assembly, the adjustable limiting assembly includes: V type adjustable limiting clamp 1, screw rod support 5, screw rod 9, hand wheel 7, handle 6, nut 10, thrust ball bearing 11, round nut 8. The open end of V type adjustable limiting clamp 1 is used for clamping the workpiece to be handled, and the opening angle of V type adjustable limiting clamp 1 is 120 °, and the other end of V type adjustable limiting clamp 1 is equipped with screw rod support 5, and V type adjustable limiting clamp 1 is connected with screw rod support 5 through the internal hexagon bolt, and screw rod 9 is fixed through the nut 10 of setting on the lateral wall of guide support 2, and the fixed position of screw rod 9 and screw rod support 5 is equipped with thrust ball bearing, and the friction of operating hand wheel 7 is greatly reduced. The end of screw rod 9 that stretches out screw rod support 5 is equipped with hand wheel 7, and handle 6 is equipped on hand wheel 7. Hand wheel 7 is fixed on screw rod 9 through two round nuts 8, and drives screw rod 9 by rotating hand wheel 7, and controls the movement of V type adjustable limiting clamp 1 in the radial direction of the workpiece to be handled.
[0040] The guiding assembly comprises a guiding bracket 2, an upper pressing screw 3, a side pressing screw 4, a guiding base, a lower pressing screw 13, a rear pressing screw 14 and a fixed mounting hole 15. The guiding bracket 2 is a sleeve and a supporting rod structure integrally formed, the sleeve is detachably sleeved on the adjustable limiting assembly through a fastening assembly, the supporting rod is detachably inserted in the guiding base and is adjustable in height in the axial direction, so as to drive the adjustable limiting assembly to move in the axial direction of the workpiece to be processed; the guiding base comprises a base plate and a base cylinder 12 fixed on the base plate, the supporting rod of the guiding bracket 2 is telescopically inserted in the base cylinder 12, the lower pressing screw 13 and the rear pressing screw 14 are on the base cylinder 12, and the two cooperate to fix and adjust the position of the guiding bracket 2 in the axial direction.
[0041] Referring to Figure 5 In the use process of the adjustable quick positioning tool of the utility model, the following advantages can be obtained:
[0042] Before processing, the adjustable positioning tool is placed on the machine tool workbench 19, the parallelism of the telescopic rod and the main shaft and the center consistency of the two are adjusted, the fixing bolt at the position of the fixed mounting hole 15 is tightened to fix the adjustable quick positioning tool on the machine tool workbench 19. Then the workpiece to be processed 18 (such as a rotary body) is installed inside the V-shaped adjustable limiting clamp 1, the handle 6 is held to operate the hand wheel 7 to drive the lead screw 9, the two sides of the V-shaped adjustable limiting clamp 1 are tightly attached to the workpiece to be processed 18, the upper pressing screw 3 and the side pressing screw 4 are tightened to ensure the stability of the whole. If the tool 17 needs to be avoided, the guiding bracket 2 is moved in the axial direction according to the height of the workpiece to be processed 18 and the position of the tool 17, and the lower pressing screw 13 and the rear pressing screw 14 are tightened to ensure the stability of the whole.
[0043] The above content only illustrates the technical idea of the utility model, cannot limit the protection scope of the utility model, and any modification made on the basis of the technical scheme according to the technical idea of the utility model falls within the protection scope of the utility model claim.
Claims
1. An adjustable rapid positioning tool, characterized in that, The adjustable limiting assembly and the guide assembly are included; The guide assembly includes a guide bracket (2) and a guide base, the guide bracket (2) is a structure of a sleeve and a support rod which are integrally formed, the sleeve is detachably sleeved on the adjustable limiting assembly, the support rod is detachably inserted into the guide base and is adjustable in height in the axial direction, thereby driving the adjustable limiting assembly to move in the axial direction of the workpiece to be processed; The adjustable limiting assembly includes a V-shaped adjustable limiting clamp (1) and a lead screw (9), the open end of the V-shaped adjustable limiting clamp (1) is used for clamping the workpiece to be processed, the other end is provided with a lead screw support (5), the lead screw (9) is fixed in the lead screw support (5), and one end of the lead screw (9) extending out of the lead screw support (5) is provided with a hand wheel (7), the lead screw (9) is driven by rotating the hand wheel (7), and the V-shaped adjustable limiting clamp (1) is controlled to move in the radial direction of the workpiece to be processed.
2. The adjustable rapid positioning fixture of claim 1, wherein, The sleeve is detachably sleeved on the adjustable limiting assembly through a fastening assembly, the fastening assembly includes an upper pressing screw (3) and a side pressing screw (4), the upper pressing screw (3) is arranged at the top of the guide bracket (2), and the side pressing screw (4) is arranged at the side of the guide bracket (2), and the two are used in cooperation to fix and adjust the position of the guide bracket (2) in the radial direction.
3. The adjustable rapid positioning fixture of claim 1, wherein, The lead screw (9) is fixed through the nut (10) arranged on the side wall of the guide bracket (2).
4. The adjustable rapid positioning fixture of claim 1, wherein, A thrust ball bearing is arranged at the fixed position of the lead screw (9) and the lead screw support (5).
5. The adjustable rapid positioning fixture of claim 1, wherein, A handle (6) is arranged on the hand wheel (7).
6. The adjustable rapid positioning fixture of claim 1, wherein, The hand wheel (7) is fixed on the lead screw (9) through two round nuts (8).
7. The adjustable rapid positioning tooling of any one of claims 1-6, wherein, The guide base includes a bottom plate and a base cylinder (12) fixed on the bottom plate, and the support rod of the guide bracket (2) is telescopically inserted into the base cylinder (12).
8. The adjustable rapid positioning fixture of claim 7, wherein, Upper pressing screws (13) and rear pressing screws (14) are arranged on the base cylinder (12), and the two are used in cooperation to fix and adjust the position of the guide bracket (2) in the axial direction.
9. The adjustable rapid positioning fixture of claim 7, wherein, Fixing mounting holes are further arranged around the bottom plate, and are used for fixing with the machine tool workbench (19).
10. The adjustable rapid positioning tooling of any one of claims 1-6, wherein, The opening angle of the open end of the V-shaped adjustable limiting clamp (1) is 120℃.