CN209991900U - Mounting hole verifying attachment - Google Patents

Abstract

The utility model discloses a mounting hole verifying attachment belongs to the verifying attachment field. Aiming at the problems of complex operation, long time consumption, high false detection rate and high omission factor existing in the prior art that the conventional measuring tool is used for directly detecting the size of a workpiece, high cost of the detection device used for non-standard parts and customized parts and inconvenience, the utility model provides a mounting hole detection device, which comprises a detection module and a part taking module, wherein the detection module comprises a mainboard, an excircle detection groove, a hole detection cylinder, a tray groove, a positioning hole and a lightening hole are arranged on the mainboard, the center of the hole detection cylinder is symmetrical, the lower part of the hole detection cylinder is divided into a cylindrical upper part and a conical upper part, the part taking module comprises a part taking tray and a part taking rod, and the part taking tray is connected with the part taking rod; the inspection module is connected with the pickup module in a matching way. The inspection process is convenient, accurate and quick; and the manufacturing cost is low, the realization is easy, and the method is particularly suitable for the inspection of non-standard parts or fixed parts.

Description

Mounting hole verifying attachment

Technical Field

The utility model relates to a verifying attachment field, more specifically says, relates to a mounting hole verifying attachment.

Background

Machining is to machine a workpiece according to technical documents such as various national standards, industry standards, drawing techniques and the like, however, for some non-standard or customized parts, a universal inspection gauge or inspection device is not particularly suitable, and due to the fact that the production amount of the customized or non-standard parts is not large, the expensive inspection device is not suitable in consideration of production cost.

The annular lining plate is a circular wear-resistant part, the surface of the annular lining plate is required to be machined, six mounting holes are machined after the machining is finished, the mounting holes are phi 13 through holes and phi 20 counter bores, and the thickness of the phi 13 through holes is 6 mm. At present, the size of the annular lining plate can be directly checked by using conventional checking tools such as a vernier caliper, a ruler and the like to check the excircle, the inner circle, the thickness and the hole depth, but some problems can be encountered in the checking of 6 mounting holes, firstly, the checking operation by using the vernier caliper is complex, the time consumption is long when six mounting holes are required to be repeatedly detected, and the false detection rate and the omission rate are as high as 15%; in actual use, the position accuracy of any one of the six mounting holes is not qualified, or the position accuracy of the whole six mounting holes relative to the outer circle is not qualified, so that the misalignment relative to the mounting body is formed, and the mounting failure can be caused.

The Chinese patent application discloses a checking and measuring tool for checking the shape and position dimensions of a machined part, which is a patent No. CN201510942391.3, published 2016, 3, 23, and comprises a main ruler for length detection, a length vernier, a mandrel with a plug gauge function, a replaceable positioning sleeve, an angle measuring vernier, a plug gauge type mandrel and the like. The inspection and measuring tool integrates the detection functions of length measurement, angle measurement and sizing measurement, carries out quantitative comprehensive detection on the center distance (linear) size, the form and position deflection angle and the geometric size of the profile hole of a workpiece, has wide applicability, accurate inspection and simple and rapid operation, integrates the measuring tool into a multifunctional detection device, has a complex structure, is complex to operate when a plurality of parts in a single workpiece need to be inspected, and is not convenient and visual enough.

The Chinese patent applies for a device for checking the linear dimension range of a metal piece, the patent number CN201410347973.2, published as 2014, 10, 29 and discloses a device for checking the linear dimension range of the metal piece, which comprises a calibration block, a reference block, a checking fixture plate, a measuring needle, a light-emitting diode, a battery and a resistor, wherein the device is used for checking whether the linear dimension of the metal piece is within a required tolerance band or not, and a measuring result is visual; however, the invention has a complex structure, uses electronic parts such as power supply resistance diodes and the like, has high production cost and is not high in applicability to the detection of a single non-standard workpiece.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems of complex operation, long time consumption, high false detection rate and high omission factor existing in the prior art when the conventional measuring tool is used for directly detecting the size of a workpiece, high cost of the detection device for non-standard parts and customized parts and inconvenience, the utility model provides a mounting hole detection device, which is provided with a detection module for detecting the workpiece to be detected, and a workpiece taking module for quickly taking out the detected workpiece after the detection is finished, so that the detection process is convenient, accurate and quick; and the method is low in cost, easy to realize and particularly suitable for the inspection of non-standard parts or fixed parts.

2. Technical scheme

The purpose of the utility model is realized through the following technical scheme.

A mounting hole inspection device comprises an inspection module and a pickup module; the inspection module comprises a main board, wherein a lightening hole is formed in the center of the main board, a tray groove is formed outside the lightening hole, a hole inspection cylinder is arranged on the periphery of the tray groove, and an excircle inspection groove is formed on the periphery of the hole inspection cylinder; the positioning holes are positioned on the periphery of the main board and connected with the inspection platform; the pickup module comprises a pickup tray and a pickup rod, and the pickup tray is connected with the pickup rod; the inspection module is connected with the pickup module in a matching way. When the tool to be inspected is inspected, the inspection module is fixed on the inspection platform, the pickup module is connected with the inspection module, the inspection module is used for inspecting the tool to be inspected, and the pickup module is used for taking out the tool to be inspected after the inspection is finished, so that the inspection process is convenient, accurate and rapid; because the detection module is usually of a large mass, for example, the mass of the detection module is 7.85 tons per cubic meter of 45 steel, the detection module is of a large weight, and on the premise of meeting the functions of the main board and not influencing the strength and the rigidity of the main board, the weight-reducing hole is formed in the middle of the main board, so that the whole weight of the main board is reduced, and the detection module is low in manufacturing cost and easy to implement.

Furthermore, get a module and still include screw and screw, the screw is located the bottom of getting a pole and the centre of a circle department of getting a tray, get a tray and get between the pole through the screw precession screw equipment and form, get a tray and get between the pole through screw and screw fixed connection, the detection finishes pulling out through getting a pole and drives the lifting of getting a tray, the convenient inspection work piece that takes out, the reinforcement of screw can not produce the device separation because of repetitious usage.

Furthermore, a plurality of centrosymmetric hole inspection cylinders are distributed in the circumference of the excircle inspection groove on the main board, the hole inspection cylinders are in clearance fit with the installation of the workpiece to be inspected, the data of the hole inspection cylinders are the same as the quantity of the installation holes in the workpiece to be inspected, and the hole inspection cylinders are in clearance fit with the installation of the workpiece to be inspected. And the hole inspection cylinder of the inspection module inspects the mounting hole of the workpiece to be inspected, and if the hole inspection cylinder is matched with the mounting hole, the specification of the mounting hole is qualified. The use of the hole inspection cylinder enables the inspection process to be convenient and simple, and the inspection process to be more visual.

Furthermore, the lower part of the hole inspection cylinder of the inspection module is cylindrical, the upper part of the hole inspection cylinder is conical, the hole inspection cylinder is a guide pillar, and when the mounting hole inspection is carried out, because the clearance of the mounting hole is small, the conical part guides the inspection cylinder into the mounting hole gradually, and if the hole inspection cylinder is matched with the mounting hole to be inspected, the inspection of the mounting hole is represented to be qualified.

Furthermore, the tray groove and the excircle inspection groove are both concave rabbets, the concave rabbets are female ridges used for connection and centering, and the pickup tray is matched with the rabbets of the tray groove for use so as to position the pickup tray; the workpiece to be inspected is matched with the spigot of the excircle inspection groove for use, and the workpiece to be inspected is positioned and detected in size.

Furthermore, the tray groove on the main board is concentric with the excircle inspection groove and the lightening holes, the diameter of the tray groove is smaller than that of the excircle inspection groove, the diameter of the tray groove is larger than that of the lightening holes, the tray groove, the excircle inspection groove and the lightening holes have the same circle center, and the parts are balanced mutually through the concentric design to release stress.

Furthermore, the matching between the excircle inspection groove and the excircle of the workpiece to be inspected is clearance fit, the workpiece to be inspected is placed in the inspection module, the position of the workpiece to be inspected is well matched through the excircle inspection groove, the mounting hole is accurately positioned, and the mounting hole of the workpiece to be inspected after positioning is facilitated

Furthermore, the matching of the tray groove and the pickup tray of the pickup module is clearance fit. Get a module setting and get a tray, with the tray groove clearance fit of inspection module, will examine before the work piece and place a tray earlier and place in the tray groove, will examine the work piece and place and examine according to hole inspection cylinder and excircle inspection recess after getting on a tray, directly take out after the inspection and get a tray and just can take out the inspection work piece, it is very convenient and saved and got a time to operate, production efficiency is improved, manufacturing cost is reduced.

Furthermore, the mainboard four corners set up three locating holes, and the mainboard passes through the locating hole to be connected with inspection platform, and inspection module passes through the locating hole to be fixed on inspection platform, passes through the locating hole with inspection module and fixes on inspection platform, selects different inspection module according to waiting to inspect the different cooperation of work piece again, and the flexibility is strong, if inspection module damages can directly change, and the cost is not high also easily to be realized.

Furthermore, the inspection module and the pickup module are both made of 45 steel, namely the Chinese GB standard steel number is 45, and the 45 steel has higher strength and better cutting processability. The 45 steel has long service life, small loss, common materials and rich sources.

Treat the mounting hole of examining the work piece and when examining, pass through the locating hole earlier and fix on the inspection platform with the inspection module, then will get a tray of getting of piece module and place in the tray recess of inspection module, the counter bore that will wait to examine the work piece is upwards after that, the hole that the through-hole aimed at the inspection module examines cylindrical conical position, slowly move down, if the excircle of waiting to examine the work piece can get into in the excircle inspection recess of inspection module completely, the through-hole can get into the hole inspection cylinder of inspection module completely, and rather than the complete cooperation of the cylindrical part of lower extreme, then judge that the mounting hole position precision of waiting to examine the work piece is qualified, otherwise judge nonconforming, at last extract through getting a pole and get a piece module, take out and wait to examine the work piece, accomplish inspection operation.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

the utility model comprises a checking module and a pickup module, has very simple structure and is easy to manufacture; the inspection module inspects the workpiece to be inspected, accurately inspects the excircle of the workpiece to be inspected and the specification of the through hole or the counter bore, is simple and convenient in inspection operation, is quick and short in inspection process, and can finish the inspection operation in only 10 seconds compared with the conventional measuring tool inspection in a plurality of minutes; the design of the outer circle inspection groove and the hole inspection cylinder ensures accurate inspection and zero false inspection rate or missing inspection rate. The workpiece taking module is convenient to take out a test workpiece, the operation process is convenient and quick, the operation is simple, the production time is saved, and the production efficiency is improved.

Drawings

FIG. 1 is a schematic view of the assembled structure of the present invention;

FIG. 2 is a schematic view of the annular lining plate of the present invention;

FIG. 3 is a schematic cross-sectional view of the annular liner of the present invention;

FIG. 4 is a schematic view of the inspection template of the present invention;

FIG. 5 is a schematic sectional view of the inspection template of the present invention;

FIG. 6 is a schematic view of the front view of the pickup plate of the present invention;

FIG. 7 is a schematic side view of the pickup plate of the present invention;

the reference numbers in the figures illustrate: 1. a checking module; 2. a pickup module; 3. an annular liner plate; 11. a main board; 12. inspecting the groove on the excircle; 13. a bore inspection cylinder; 14. a tray groove; 15. lightening holes; 16. positioning holes; 21. a pickup tray; 22. a workpiece taking rod; 23. a screw hole; 24. and (4) screws.

Detailed Description

The invention is described in detail below with reference to the drawings and specific examples.

Example 1

As shown in fig. 1, the inspection device comprises an inspection module 1 and a workpiece taking module 2, wherein an annular lining plate 3 is a workpiece to be inspected; place inspection module 1 earlier during the assembly, then will get a module 2 and place on inspection module 1, place annular welt 3 on getting a module 2 at last, use inspection module 1 to inspect annular welt 3, take out annular welt 3 with getting a module 2 after the inspection and carry out the detection of next annular welt 3.

As shown in fig. 2 to 3, the annular lining plate 3 is a circular wear-resistant part, the surface of which requires mechanical cutting, and six mounting holes are machined by a finishing tool, wherein the mounting holes are phi 13 through holes and phi 20 counter bores, and the thickness of the phi 13 through holes is 6 mm.

As shown in fig. 4 to 5, the inspection module 1 includes a main board 11, an outer circle inspection groove 12, a hole inspection cylinder 13, a tray groove 14, lightening holes 15, and positioning holes 16; the mainboard 11 distributes six centrosymmetric hole inspection cylinder 13, and the cooperation of hole inspection cylinder 13 and the phi 13 through-hole of annular welt 3 is clearance fit, and unilateral cooperation clearance is 0.15mm, and inspection module 1's hole inspection cylinder 13 treats the mounting hole of examining the work piece and inspects, if hole inspection cylinder 13 matches with the mounting hole, represents that the mounting hole specification is qualified. The use of the hole inspection cylinder 13 makes the inspection process convenient and simple, and the inspection process is more intuitive. Hole inspection cylinder 13 lower part is conical for cylindrical upper portion, and the lower extreme is cylindrical, highly is 7mm, and upper portion is conical, highly is 16mm, and hole inspection cylinder 13 is a guide pillar, when carrying out the mounting hole inspection, because the clearance of mounting hole is very little, and the progressive guide of conical part inspection post gets into the mounting hole, if hole inspection cylinder 13 matches with the mounting hole of inspection, then represents the mounting hole of inspection qualified.

A lightening hole 15 is arranged in the center of a main plate 11 of the inspection module 1, and the lightening hole 15 is concentric with the excircle inspection groove 12; the detection module 2 has a large mass, for example, 7.85 tons of 45 steel per cubic meter, and a large weight, and on the premise of satisfying the functions of the main board 11 and not affecting the strength and rigidity of the main board 11, the weight-reducing hole 15 is arranged in the middle of the main board 11, so that the overall weight of the main board 11 is reduced. The tray groove 14 on the main board 11 is concentric with the excircle inspection groove 12 and the lightening holes 15, the diameter of the tray groove 14 is smaller than that of the excircle inspection groove 12, the diameter of the tray groove 14 is larger than that of the lightening holes 15, the tray groove 14, the excircle inspection groove 12 and the lightening holes 15 have the same circle center, the concentric design enables mutual balance among parts and releases stress, the excircle inspection groove 12 and the excircle of the annular lining board 3 are in clearance fit, the unilateral fit clearance is 0.15mm, and the depth is 2 mm. The workpiece to be detected is placed in the detection module 1, the position of the workpiece to be detected is matched through the excircle detection groove 12, the mounting hole is accurately positioned, and the mounting hole of the workpiece to be detected after positioning is facilitated. The inspection module 1 is installed on the inspection platform through the locating hole 16, and the mainboard 11 sets up three locating hole 16, and the inspection module 2 is fixed on the inspection platform through the locating hole 16, and the cooperation that the tray recess 14 of inspection module 1 and the tray 21 of getting module 2 are clearance fit, and unilateral fit clearance is 0.75 mm.

As shown in fig. 6 to 7, the pickup module 2 includes a pickup tray 21, a pickup rod 22, a screw hole 23 and a screw 24; the pickup module 2 is assembled by a pickup tray 21 and a pickup rod 22 screwed into a screw hole 24 through a screw 23. Get a module 2 setting and get a tray 21, with the 14 clearance fit of inspection module 1's tray recess, will get a tray 21 before the inspection work piece and place in the tray recess 14 earlier, will wait to inspect the work piece and place and examine according to hole inspection cylinder 13 and excircle inspection recess 12 after getting a tray 21, directly take out after the inspection is finished and get a tray 21 and just can take out the inspection work piece, it is very convenient and saved and get a time to operate, the production efficiency is improved, the production cost is reduced.

The material of the inspection module 1 and the material of the workpiece taking module 2 are both 45 steel, namely the Chinese GB standard steel number is 45, and the 45 steel has higher strength and better cutting processability.

When the mounting hole of the annular lining plate 3 is inspected, the inspection module 1 is fixed on an inspection platform through the positioning hole 16, then the pickup tray 21 of the pickup module 2 is placed in the tray groove 14 of the inspection sample plate 1, then the phi 20 counter bore of the annular lining plate 3 is upwards, six phi 13 through holes are aligned to the conical part of the hole inspection cylinder 13 of the inspection module 1 and slowly move downwards, if the excircle of the annular lining plate 3 can completely enter the excircle inspection groove 12 of the inspection sample plate, the six phi 13 through holes can completely enter the hole inspection cylinder 13 of the inspection module 1 and are completely matched with the cylindrical part at the lower end of the hole inspection cylinder, the position accuracy of the mounting hole of the annular lining plate 3 is judged to be qualified, otherwise, the mounting hole is judged to be unqualified, finally the pickup module 2 is pulled out through the pickup rod 22, the annular lining plate 3 is taken out, and the inspection.

The invention and its embodiments have been described above schematically, without limitation, and the invention can be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The representation in the drawings is only one of the embodiments of the invention, the actual construction is not limited thereto, and any reference signs in the claims shall not limit the claims concerned. Therefore, if a person skilled in the art receives the teachings of the present invention, without inventive design, a similar structure and an embodiment to the above technical solution should be covered by the protection scope of the present patent. Furthermore, the word "comprising" does not exclude other elements or steps, and the word "a" or "an" preceding an element does not exclude the presence of a plurality of such elements. Several of the elements recited in the product claims may also be implemented by one element in software or hardware. The terms first, second, etc. are used to denote names, but not any particular order.

Claims (10)

1. The mounting hole inspection device is characterized by comprising an inspection module (1) and a pickup module (2); the inspection module (1) comprises a main board (11), wherein a lightening hole (15) is formed in the center of the main board (11), a tray groove (14) is formed outside the lightening hole (15), a hole inspection cylinder (13) is arranged on the periphery of the tray groove (14), and an excircle inspection groove (12) is formed on the periphery of the hole inspection cylinder (13); the positioning holes (16) are positioned on the periphery of the main board (11), and the positioning holes (16) are connected with the inspection platform; the pickup module (2) comprises a pickup tray (21) and a pickup rod (22), and the pickup tray (21) is connected with the pickup rod (22); the inspection module (1) is connected with the pickup module (2) in a matching way.

2. The mounting hole inspection device according to claim 1, wherein the pickup module (2) further comprises a screw hole (23) and a screw (24), the screw hole (23) is located at the bottom of the pickup rod (22) and the center of the pickup tray (21), and the pickup tray (21) and the pickup rod (22) are assembled by screwing the screw (24) into the screw hole (23).

3. A mounting hole inspection device according to claim 1, characterized in that a plurality of centrosymmetric hole inspection cylinders (13) are distributed in the circumference of the outer circle inspection groove (12) on the main plate (11), and the hole inspection cylinders (13) are in clearance fit with the mounting of the workpiece to be inspected.

4. A mounting hole inspection device according to claim 3, characterized in that the hole inspection cylinder (13) is cylindrical in the lower part and conical in the upper part.

5. A mounting hole inspection device according to claim 1, characterized in that the tray groove (14) and the outer circle inspection groove (12) are female sockets.

6. A mounting hole inspection device according to claim 5, characterized in that the tray recess (14) on the main plate (11) is concentric with the outer circle inspection recess (12) and the lightening holes (15), the diameter of the tray recess (14) is smaller than that of the outer circle inspection recess (12), and the diameter of the tray recess (14) is larger than that of the lightening holes (15).

7. A mounting hole inspection device according to claim 6, characterized in that the fit between the outer circle inspection groove (12) and the outer circle of the workpiece to be inspected is a clearance fit.

8. A mounting hole inspection device according to claim 1, characterized in that the cooperation of the tray recesses (14) with the pick tray (21) of the pick module (2) is a clearance fit.

9. A mounting hole inspection device according to claim 1, wherein three positioning holes (16) are provided at four corners of the main board (11), and the main board (11) is connected to the inspection platform through the positioning holes (16).

10. A mounting hole inspection device according to any one of claims 1 to 9, characterised in that the inspection module (1) and the removal module (2) are both made of 45 steel.

Images