Tool clamp for installing spindle taper hole inspection rod

Abstract

The utility model provides a work fixture for installing a spindle taper hole inspection rod, which belongs to the technical field of work fixtures and comprises a nut cover, a compression nut and an extrusion device, the nut cover is provided with a through hole for the spindle taper hole inspection rod to pass through, and the through hole is provided with threads for installing the compression nut. The extrusion device is installed between the extrusion nut and the large head end of the main shaft taper hole inspection rod, and the extrusion device pushes the main shaft taper hole inspection rod by locking the compression nut. According to the utility model, after the spindle taper hole inspection rod passes through the through hole of the nut cover, the extrusion device and the compression nut are installed, and the compression nut is locked to push the spindle taper hole inspection rod, so that the spindle taper hole inspection rod is pressed into the spindle taper hole, the structure is simple and reasonable, the installation is convenient, and the clamping is fast.

Description

TECHNICAL FIELD

[0001] The utility model relates to tool fixture technical field, especially a kind of tool fixture for installing spindle taper hole inspection rod. BACKGROUND

[0002] Boring shaft is one of important parts in numerical control milling and boring machine, spindle taper hole of boring shaft is 7:24 ISO standard taper hole, it is important component for connecting spindle and tool, and its function is to ensure the accurate consistency of tool and spindle, and ensure machining accuracy.Spindle taper hole can also be used to install different kinds or specifications of tool and fixture, and realize the conversion of different kinds of work.Spindle taper hole not only bears rotational inertia and axial torque in machine tool machining, but also bears cutting force and centrifugal force, simultaneously, it also transmits power and bears load.Therefore, the design and manufacturing quality of spindle taper hole must strictly comply with technical requirements, to ensure machining quality and production efficiency.When detecting the radial runout of spindle taper hole center line during machine tool assembly, spindle taper hole inspection rod is used, and repeated detection is needed.Spindle taper hole inspection rod is inserted into spindle taper hole, dial gauge is fixed on machine tool fixed component, and dial gauge side head is perpendicular to the measured surface.Machine tool rotates spindle, records dial gauge value, then pulls out inspection rod, rotates 90 degrees relative to spindle, reinserts spindle taper hole, and repeats detection three times.Spindle taper hole inspection rod and spindle taper hole require large contact area during installation, and the axis of spindle taper hole inspection rod is consistent with spindle taper hole, so that operator needs certain experience and technical level to ensure the accuracy and reliability of measurement results. SUMMARY

[0003] The utility model provides a kind of tool fixture for installing spindle taper hole inspection rod, to solve the defect that spindle taper hole is inserted into spindle taper hole inspection rod in prior art, realize that it is more simple and convenient to install spindle taper hole inspection rod.

[0004] The utility model provides a kind of tool fixture for installing spindle taper hole inspection rod, it include: nut cover, compression nut and extrusion device, the nut cover is equipped with through-hole, for passing through spindle taper hole inspection rod, the through-hole is equipped with thread, for installing the compression nut, the extrusion device is installed between the extrusion nut and spindle taper hole inspection rod big head end, by locking the compression nut so that the extrusion device pushes spindle taper hole inspection rod.

[0005] According to the utility model provides a kind of tool fixture for installing spindle taper hole inspection rod, the extrusion device includes concave spherical surface washer and convex spherical surface washer, the concave spherical surface washer and the convex spherical surface washer are oppositely installed, the concave spherical surface washer is in abutment with the big head end of the spindle taper hole inspection rod.

[0006] The utility model provides a kind of tool fixture for installing main shaft taper hole test rod, tool fixture for installing main shaft taper hole test rod is installed on boring shaft, the boring shaft is equipped with taper hole, for installing main shaft taper hole test rod big head end.

[0007] According to the utility model provides a kind of tool fixture for installing main shaft taper hole test rod, the nut cover is equipped with fixed hole.

[0008] According to the utility model provides a kind of tool fixture for installing main shaft taper hole test rod, the boring shaft is equipped with the fixed hole corresponding thread hole.

[0009] According to the utility model provides a kind of tool fixture for installing main shaft taper hole test rod, tool fixture for installing main shaft taper hole test rod still includes screw, for passing through the fixed hole and the thread hole, the nut cover is fixed on the boring shaft.

[0010] According to the utility model provides a kind of tool fixture for installing main shaft taper hole test rod, the number of the fixed hole is 2-4.

[0011] According to the utility model provides a kind of tool fixture for installing main shaft taper hole test rod, the inner hole size of the compression nut is greater than the outer circle size of main shaft taper hole test rod.

[0012] According to the utility model provides a kind of tool fixture for installing main shaft taper hole test rod, the outer circle structure of the compression nut is milled into square.

[0013] According to the utility model provides a kind of tool fixture for installing main shaft taper hole test rod, main shaft taper hole test rod big head end is designed corresponding with the taper hole of boring shaft.

[0014] The tool fixture for installing main shaft taper hole test rod provided by the utility model passes through the nut cover through hole after main shaft taper hole test rod, installs extrusion device and compression nut, and the extrusion device is pushed by locking compression nut to make main shaft taper hole test rod, so that main shaft taper hole test rod is pressed into main shaft taper hole, simple and reasonable in structure, convenient to install, and clamping is quick. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme in the embodiment of the present application or prior art, the drawings needed to be used in the embodiment or prior art description will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0016] Figure 1It is the sectional view of the tool fixture for installing spindle taper hole inspection rod provided by the utility model,

[0017] Figure 2 It is the top view of the tool fixture for installing spindle taper hole inspection rod provided by the utility model.

[0018] Reference signs:

[0019] 10, spindle taper hole inspection rod,

[0020] 100, nut cover,

[0021] 200, compression nut,

[0022] 300, extrusion device,

[0023] 310, concave spherical washer, 320, convex spherical washer,

[0024] 400, boring shaft,

[0025] 500, screw. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical scheme and advantages of the utility model more clear, the technical scheme in the utility model will be described clearly and completely below by combining the drawings in the utility model, obviously, the described embodiments are 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 the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0027] In the description of the utility model, it is understood that the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include one or more of the features. In the description of the utility model, the meaning of "multiple" is two or more than two, unless otherwise specifically limited.

[0028] In the description of the utility model, it is understood that the orientation words such as "front, back, up, down, left, right", "transverse, vertical, perpendicular, horizontal" and "top, bottom" and the like indicated orientation or position relationship is usually based on Figure 1The orientation and position of the tooling fixture for installing the spindle taper hole test rod when normally placed are only for facilitating the description of the utility model and simplifying the description, and under the circumstances that no contrary description is made, these orientation words do not indicate and imply that the indicated device or element must have a specific orientation or be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the protection scope of the utility model; the orientation words "inner and outer" refer to the inner and outer relative to the contour of each component itself.

[0029] It should be noted that the embodiments in the utility model and the features in the embodiments can be combined with each other without conflict.

[0030] The utility model provides a kind of tooling fixture for installing the spindle taper hole test rod, referring to Figure 1 , comprising: nut cover 100, compression nut 200 and extrusion device 300, nut cover 100 is equipped with through-hole, for passing through spindle taper hole test rod, through-hole is equipped with thread, for installing compression nut 200, extrusion device 300 is installed between extrusion nut and spindle taper hole test rod big head end, by locking compression nut 200 so that extrusion device 300 promotes spindle taper hole test rod.

[0031] By passing through the through-hole of nut cover 100 after spindle taper hole test rod, install extrusion device 300 and compression nut 200, by locking compression nut 200 so that extrusion device 300 promotes spindle taper hole test rod, so that spindle taper hole test rod is pressed into spindle taper hole, simple and reasonable structure, it is convenient to install, clamping is quick.

[0032] In an embodiment, extrusion device 300 includes concave spherical washer 310 and convex spherical washer 320, concave spherical washer 310 and convex spherical washer 320 are oppositely installed, and concave spherical washer 310 abuts against the big head end of the spindle taper hole test rod.

[0033] After concave spherical washer 310 and convex spherical washer 320 are sequentially installed, adjust compression nut 200, compress concave spherical washer 310 and convex spherical washer 320, and transmit force to the spindle taper hole test rod, so that the spindle taper hole test rod is compressed to one end, and the spindle taper hole test rod is pressed into the spindle taper hole.

[0034] In an embodiment, the tooling fixture for installing the spindle taper hole test rod is installed on the boring shaft 400, and the boring shaft 400 is provided with a taper hole for installing the big head end of the spindle taper hole test rod.

[0035] In an embodiment, the nut cover 100 is provided with a fixing hole, the boring shaft 400 is provided with a threaded hole corresponding to the fixing hole, and the tooling fixture for installing the spindle taper hole test rod further comprises a screw 500 for passing through the fixing hole and the threaded hole to fix the nut cover 100 on the boring shaft 400.

[0036] The number of the fixed holes is 2-4.

[0037] In an embodiment, the inner hole size of the compression nut 200 is larger than the outer circle size of the main shaft taper hole inspection rod.

[0038] In an embodiment, the outer circle structure of the compression nut 200 is milled into a square, which facilitates the tightening of the compression nut 200 by using a wrench.

[0039] In an embodiment, the big end of the main shaft taper hole inspection rod corresponds to the taper hole of the boring shaft 400, and the main shaft taper hole inspection rod can be applied to the main shaft taper hole inspection rod with consistent main shaft taper hole size.

[0040] Specific use method: pass the main shaft taper hole inspection rod through the through hole of the nut cover 100, align the big end of the main shaft taper hole inspection rod with the taper hole of the boring shaft 400, fix the nut cover 100 on the boring shaft 400 by using the screw 500, install the concave spherical washer 310 and the convex spherical washer 320, the end surface of the concave spherical washer 310 is in contact with the big end surface of the main shaft taper hole inspection rod, the concave spherical washer 310 and the convex spherical washer 320 are positioned by spherical surface contact, then install the compression nut 200, lock by thread, and make the concave spherical washer 310 vertically press the main shaft taper hole inspection rod into the taper hole of the boring shaft 400.

[0041] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A tooling fixture for mounting a spindle taper bore inspection rod, characterized by, The nut cover is provided with a through hole for passing the taper hole test bar of the main shaft, and the through hole is provided with a thread for installing the compression nut. The extrusion device includes a concave spherical washer and a convex spherical washer, and the concave spherical washer and the convex spherical washer are oppositely installed.

2. The tooling fixture for mounting a spindle taper hole inspection rod of claim 1, wherein, The tool clamp for installing the taper hole test bar of the main shaft is installed on a boring shaft provided with a taper hole for installing the big end of the taper hole test bar of the main shaft.

3. The tooling fixture for mounting a spindle taper hole inspection rod of claim 2, wherein, The nut cover is provided with a fixing hole.

4. The tooling fixture for mounting a spindle taper hole inspection rod of claim 3, wherein, The boring shaft is provided with a threaded hole corresponding to the fixing hole.

5. The tooling fixture for mounting a spindle taper hole inspection rod of claim 4, wherein, The tool clamp for installing the taper hole test bar of the main shaft further includes a screw for passing through the fixing hole and the threaded hole to fix the nut cover on the boring shaft.

6. The tooling fixture for mounting a spindle taper hole inspection rod of claim 5, wherein, The number of the fixing holes is 2-4.

7. The tooling fixture for mounting a spindle taper hole inspection rod of claim 6, wherein, The inner hole size of the compression nut is larger than the outer circle size of the taper hole test bar of the main shaft.

8. The tooling fixture for mounting a spindle taper hole inspection rod of claim 7, wherein, The outer circle structure of the compression nut is milled into a square.

9. The tooling fixture for mounting a spindle taper hole inspection rod of claim 8, wherein, The big end of the taper hole test bar of the main shaft is designed to correspond to the taper hole of the boring shaft.

10. The tooling fixture for mounting a spindle taper hole inspection rod of claim 8, wherein, ​

Images