CN201876207U

CN201876207U - Drift gauge for detecting workpieces

Info

Publication number: CN201876207U
Application number: CN2010205740885U
Authority: CN
Inventors: 刘亚良
Original assignee: SUZHOU INDUSTRIAL PARK XIELI PLASTIC Co Ltd
Current assignee: SUZHOU INDUSTRIAL PARK XIELI PLASTIC Co Ltd
Priority date: 2010-10-25
Filing date: 2010-10-25
Publication date: 2011-06-22
Anticipated expiration: 2020-10-25

Abstract

The utility model discloses a drift gauge for detecting workpieces, which is in a rigid block body structure. The drift gauge is characterized in that the drift gauge penetrates through a block body and is suitable for a detecting hole through which a cylindrical workpiece to be detected passes; at least one detection window body corresponding to a surface raised structure of the cylindrical workpiece to the detected is arranged on the circumferential edge of the inner wall of the detection hole; and the error of the size of each detection window body, which is relative to a qualified workpiece is limited to be smaller than 0.01mum. By applying and implementing the drift gauge disclosed by the utility model, when the workpieces are being detected, whether the workpieces are qualified or not can be judged by observing that whether the workpieces can smoothly penetrate through the detection hole, so that the efficiency for detecting the workpieces is greatly improved; and in addition, the all-around accurate detection on the workpieces can be realized by the penetration process and the detection error of products due to local sampling detection is effectively avoided.

Description

The workpiece sensing drift

Technical field

The utility model relates to a kind of product testing tool, relates in particular to a kind of structure precision testing tool whether up to specification that fast, accurately detects plastic cement products that is applicable to, belongs to machining and detection range.

Background technology

In the plastic cement products manufacturing industry, the product of cooling forming is carried out whether requirement up to specification---the detection of certain precision, be before product export must through an important step.According to experience in the past, the detection method that generally adopts of the same trade is to use high-precision vernier caliper to detect.But has the ductile structure of certain-length for product surface, since plastic cement may the part in the cooling forming process tighten up or expand cause inhomogeneous, therefore for each cylindricality workpiece to be checked, need the sample a plurality of diverse locations of workpiece of testing staff to adopt vernier calipers to measure respectively, and judge that thus whether qualified workpiece is.

Because the position of testing staff's sampled measurements has discreteness, the precision that makes product detect is had a greatly reduced quality; For large batch of product manufacturing, spent detection is difficult to estimate man-hour simultaneously.Therefore seek a kind ofly can save manpower, man-hour, and have the high-precision test instrument concurrently, seem particularly necessary.

Summary of the invention

In view of the defective that above-mentioned prior art exists, the purpose of this utility model is to propose a kind of workpiece sensing drift, to improve efficient, the high precision to bulk article (cylindricality workpiece to be checked), low-cost detection.

The purpose of this utility model will be achieved by the following technical programs:

The workpiece sensing drift, it is a rigid block movement structure, it is characterized in that: described drift penetrates block and is provided with and is suitable for the detection hole that cylindricality workpiece to be checked passes through, and described detection hole inwall periphery be provided with corresponding to cylindricality surface of the work bulge-structure to be checked at least one detect forms, the size of described detection forms with respect to the error of qualified workpiece less than 0.01 μ m.

Further, aforesaid workpiece sensing drift, wherein:

The respective protrusions structure is two rectangle convex tendons that vary in size, and the detection forms of described drift have two, and is the depression rectangular configuration of corresponding size;

The respective protrusions structure is a rectangle convex tendon and a circular convex tendon, and the detection forms of described drift have two, and one of them for the depression rectangular configuration, another is the circular groove structure;

The detection forms of this drift have more than three or three, and the shape and structure of described detection forms is corresponding to the bulge-structure setting of different shape.

After the drift application implementation of the present utility model, its outstanding effect is:

Drift of the present utility model is when carrying out workpiece sensing, judge workpiece whether qualified need look it and can from detect the hole, pass swimmingly and get final product, improved the efficient of workpiece sensing greatly, and the process of passing has realized the omnibearing accurate detection of workpiece, has effectively avoided local sampling to detect the product that causes and has detected error.

Description of drawings

Fig. 1 is the three-dimensional appearance synoptic diagram of the utility model drift one embodiment and cylindricality workpiece to be checked;

Fig. 2 is a plan structure synoptic diagram embodiment illustrated in fig. 1;

Fig. 3 is the plan structure synoptic diagram of another embodiment of the utility model drift;

Fig. 4 is the plan structure synoptic diagram of the another embodiment of the utility model drift.

Embodiment

Following constipation closes embodiment and accompanying drawing thereof, embodiment of the present utility model is described in further detail, so that technical solutions of the utility model are easier to understand, grasp.

Embodiment one

As depicted in figs. 1 and 2, be the drift of the utility model one embodiment and the three-dimensional appearance synoptic diagram of cylindricality workpiece to be checked.Shown position is waited to pass preceding every empty form for this drift and cylindricality workpiece to be checked, from shown in the figure as seen: this cylindricality of present embodiment workpiece 2 main bodys to be checked are cylindrical structural, and have two rectangle convex

tendon

2a, 2b (two rectangle convex tendons are oppositely arranged in the present embodiment, and these two rectangle convex tendons can freely distribute in the practical application) in the workpiece periphery.Conventional way is to adopt vernier caliper that the width of rectangle convex tendon is carried out sampled measurements piecemeal, well imagines that single just a rectangle convex tendon measurement just needs at least three points of sample detecting, and be no less than 2 minutes spent man-hour.Thus as need to detect batch workpiece, then must expend huge man-hour, many disadvantageous from all existing on shipment efficient still is production cost.And the drift 1 of present embodiment is the rigid block movement structure, and drift 1 penetrates block and is provided with and is suitable for the detection hole 11 that cylindricality workpiece 2 to be checked passes through, and illustrated detection hole 11 inwall peripheries are provided with detection forms 11a, the 11b that detects two depression rectangular configuration of workpiece 2 surface rectangle convex tendons corresponding to cylindricality.And since the width of rectangle convex tendon 2a less than the width of rectangle convex tendon 2b, so with it the width of Dui Ying detection forms 11a also less than the width of detection forms 11b.In actual job, the size of these detection forms is made within the requirement the visitor with respect to the error of qualified workpiece, generally is no more than 0.01 μ m.

Above-mentioned drift 1 only needs the testing staff that cylindricality workpiece to be checked is put into from top to bottom and detects the hole in the actual detected operation process, and under action of gravity, workpiece can rely on self gravitation fully or penetrate automatically by detecting the hole by touching.Just finish the rapid detection of specification product thus, obtained on mutually on the Workpiece length fully in the process, high-precision test, and expend man-hour and dwindle more than ten times.

Embodiment two

The part that present embodiment and embodiment one are identical is no longer given unnecessary details.The plan structure synoptic diagram of another embodiment of the utility model drift as shown in Figure 3.Detection hole 11 inner wall shape of being offered on drift 1 shown in the figure are regarded profile with cylindricality workpiece to be checked as to coupling.Different with the foregoing description one is: the detection forms 11a that is respectively a depression rectangular configuration that this detection hole inwall is set and the detection forms 11c of a circular groove structure.In the application, as long as it is consistent with the contraposition of drift counter structure to satisfy cylindricality workpiece to be checked, its effect is with embodiment one.

Embodiment three

Present embodiment and above-mentioned two parts that embodiment is identical are no longer given unnecessary details.The plan structure synoptic diagram of the another embodiment of the utility model drift as shown in Figure 4.From shown in the figure as seen, this detection hole inwall is set is respectively detection forms 11a, the detection forms 11e of a circular groove structure of a depression rectangular configuration and the detection forms 11d of a depression pointed shape structure.In the application, as long as it is consistent with the contraposition of drift counter structure to satisfy cylindricality workpiece to be checked, its effect is with embodiment one.

In addition, the detection forms of drift can also have more than three or three, and this shape and structure that detects forms is set corresponding to the bulge-structure of different shape.Drift of the present utility model is when carrying out workpiece sensing, judge workpiece whether qualified need look it and can from detect the hole, pass swimmingly and get final product, improved the efficient of workpiece sensing greatly, and the process of passing has realized the omnibearing accurate detection of workpiece, has effectively avoided local sampling to detect the product that causes and has detected error.

Claims

1. workpiece sensing drift, it is a rigid block movement structure, it is characterized in that: described drift penetrates block and is provided with and is suitable for the detection hole that cylindricality workpiece to be checked passes through, and described detection hole inwall periphery be provided with corresponding to cylindricality surface of the work bulge-structure to be checked at least one detect forms, the size of described detection forms with respect to the error of qualified workpiece less than 0.01 μ m.

2. workpiece sensing drift according to claim 1 is characterized in that: the respective protrusions structure is two rectangle convex tendons that vary in size, and the detection forms of described drift have two, and is the depression rectangular configuration of corresponding size.

3. workpiece sensing drift according to claim 1 is characterized in that: the respective protrusions structure is a rectangle convex tendon and a circular convex tendon, and the detection forms of described drift have two, and one of them for the depression rectangular configuration, another is the circular groove structure.

4. workpiece sensing drift according to claim 1 is characterized in that: the detection forms of described drift have more than three or three, and the shape and structure of described detection forms is corresponding to the bulge-structure setting of different shape.