Linear guide rail detection device

Abstract

The utility model relates to the technical field of linear guide rail detection, and particularly discloses a linear guide rail detection device which comprises a supporting table, a horizontal and height-adjustable detection table is arranged above the supporting table, detection mechanisms are arranged on two sides of the detection table, and each detection mechanism comprises a fixed seat connected with the supporting table. A supporting block is arranged on one side of the fixing base, an adjustable detection rod penetrates through the supporting block, and one end of the detection rod is connected with a detection wheel matched with a linear guide rail groove. According to the utility model, the shape, the size and the parallelism of the groove are detected through the detection wheel matched with the groove, one-time detection is realized, the operation is simple and rapid, and the detection efficiency is greatly improved; and the detection wheels can be replaced and detected according to different linear guide rails, so that the universality is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to linear guide rail detection technical field, concretely is a linear guide rail detection device. BACKGROUND

[0002] Linear guide rail is a kind of precision mechanical element for linear motion, is widely used in machine tool, automation equipment, robot, semiconductor equipment and other fields.It realizes high-precision, high-rigidity linear motion by the sliding or rolling of slider on guide rail.Linear guide rail is indispensable component in modern precision machinery, and correct selection, installation and maintenance linear guide rail can significantly improve the performance and life of equipment.

[0003] Groove of linear guide rail is mainly machined by milling, grinding and other machining methods.The tool bit or grinding wheel for processing groove will be worn with use, leading to the problem of insufficient groove processing depth or width.Therefore, it is necessary to detect the processed linear guide rail groove.At present, depth, width spacing of groove are detected by using micrometer, vernier caliper, three-coordinate measuring machine, linear degree, parallelism of groove are detected by using projector, laser scanner and other equipment, and multiple devices are needed during detection, and detection steps are relatively cumbersome, and efficiency is relatively low. UTILITARIAN CONTENT

[0004] The utility model is just in view of the above insufficient of prior art, provide a kind of linear guide rail detection device, the detection of groove shape, size and parallelism is realized by the detection wheel that cooperates with groove, realizes one-time detection, it is simple and quick to operate, greatly improve the detection efficiency;Detection wheel can be replaced detection according to different linear guide rail, improve the versatility.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A kind of linear guide rail detection device, including support table, the top of the support table is equipped with the detection table of level and height adjustable, the two sides of the detection table are equipped with detection mechanism, the detection mechanism includes the fixed seat connected with support table, the side of the fixed seat is equipped with support block, adjustable detection rod is penetrated in the support block, the one end of the detection rod is connected with the detection wheel that cooperates with linear guide rail groove.

[0007] Preferably, the two ends of the detection table are penetrated support table by support rod, the bottom of support rod is equipped with push block, first spring is equipped between push block and support table, support bolt is penetrated in support table, the upper end of support bolt is equipped with the block that holds detection table with block.

[0008] Preferably, the fixed seat is connected with the limit post that cooperates with the end of detection rod by adjusting rod, the distance between limit post and detection rod is adjustable.

[0009] Preferably, the detection rod is fitted with a top plate and a limiting sleeve located on both sides of the support block. The top plate is positioned close to the detection wheel, and a second spring is provided between the top plate and the support block. The limiting sleeve is provided with a positioning bolt.

[0010] Preferably, the side wall of the adjusting rod is provided with a guide rod that is inserted into the fixed seat and an adjusting bolt that is threadedly connected to the fixed seat, and a third spring that connects the adjusting rod and the fixed seat is sleeved on the outside of the adjusting bolt.

[0011] Preferably, the detection wheel and the detection rod are detachably connected, and the outer circular contour shape of the detection wheel can be varied.

[0012] Compared with the prior art, the beneficial effects of this utility model are:

[0013] 1. This utility model uses a detection wheel that cooperates with the groove to detect the shape, size and parallelism of the groove, achieving one-time detection. The operation is simple and fast, greatly improving the detection efficiency. The detection wheel can be replaced according to different linear guide rails, improving versatility.

[0014] 2. The model and distance of the detection wheel of this utility model are adjustable, and the height of the detection platform is also adjustable. It can not only detect different linear guides, but also perform size calibration when used again to ensure detection accuracy. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the structure of this utility model;

[0016] Figure 2 This is the left view of the present invention;

[0017] Figure 3 This is a schematic diagram of the structure being tested;

[0018] In the diagram: 1-Support platform; 2-Detection platform; 201-Support rod; 202-First spring; 203-Push block; 204-Support block; 205-Support bolt; 3-Detection mechanism; 301-Fixed seat; 302-Support block; 303-Detection wheel; 304-Detection rod; 305-Top plate; 306-Second spring; 307-Limit sleeve; 308-Positioning bolt; 309-Limit post; 310-Adjusting rod; 311-Adjusting bolt; 312-Third spring; 313-Guide rod; 4-Linear guide rail. Detailed Implementation

[0019] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0020] like Figure 1 As shown, a linear guide rail 4 testing device includes a support platform 1, a horizontal and height-adjustable testing platform 2 above the support platform 1 to ensure that the linear guide rail 4 can be placed horizontally on the testing platform 2, and testing mechanisms 3 on both sides of the testing platform 2, such as... Figure 3 As shown, the testing mechanism 3 includes a fixed base 301 connected to the support platform 1. A support block 302 is provided on one side of the fixed base 301. An adjustable testing rod 304 passes through the support block 302, which can be adjusted in spacing. One end of the testing rod 304 is connected to a testing wheel 303 that mates with the groove of the linear guide rail 4. The testing wheel 303 and the testing rod 304 are detachably connected and can be replaced. The outer circle contour shape of the testing wheel 303 is available in various shapes. The testing wheel 303 of the appropriate shape can be replaced according to the model of the linear guide rail 4 to be tested. The testing wheel 303 can perfectly match the shape of the standard groove.

[0021] like Figure 2 As shown, the two ends of the testing table 2 are connected to the support table 1 by support rods 201. The bottom of the support rods 201 is provided with push blocks 203. A first spring 202 is provided between the push blocks 203 and the support table 1. The first spring 202 pulls the testing table 2 downward. A support bolt 205 is passed through the support table 1. The support bolt 205 is between the two support rods 201. The upper end of the support bolt 205 is provided with a support block 204 to support the testing table 2. The height of the testing table 2 can be adjusted by rotating the support bolt 205, which is convenient for testing different types of linear guide rails 4.

[0022] The detection rod 304 is fitted with a top plate 305 and a limiting sleeve 307 located on both sides of the support block 302. The top plate 305 is located close to the detection wheel 303. A second spring 306 is provided between the top plate 305 and the support block 302. The limiting sleeve 307 is provided with a positioning bolt 308. The distance between the two detection wheels 303 can be adjusted by adjusting the limiting sleeve 307.

[0023] The fixed seat 301 is connected with the limiting column 309 matched with the end of the detection rod 304 through the adjusting rod 310, and the distance between the limiting column 309 and the detection rod 304 is adjustable. The side wall of the adjusting rod 310 is provided with the guide rod 313 inserted with the fixed seat 301 and the adjusting bolt 311 threaded with the fixed seat 301, the outer side of the adjusting bolt 311 is sleeved with the third spring 312 connecting the adjusting rod 310 with the fixed seat 301, and the distance between the limiting column 309 and the detection rod 304 can be adjusted by rotating the adjusting bolt 311, so that the detection rod 304 is limited, and when the groove is insufficiently machined, the detection wheel 303 is pushed when the detection wheel cooperates with the groove, and the limiting column 309 limits the position of the detection rod 304.

[0024] In use, first, according to the model of the linear guide rail 4, the detection wheel 303 matched with the linear guide rail 4 is selected, then the height of the detection table 2 is adjusted according to the size of the linear guide rail 4, so that the detection wheel 303 can cooperate with the groove, the minimum distance between the two detection wheels 303 is adjusted by adjusting the limiting sleeve 307, so that the minimum distance between the two detection wheels 303 is the distance when the standard size of the groove on both sides of the linear guide rail 4, the distance between the limiting column 309 and the detection rod 304 is adjusted by rotating the adjusting bolt 311, so that the distance between the limiting column 309 and the detection rod 304 is the maximum error allowed by the groove. The linear guide rail 4 is placed on the detection table 2, the detection wheel 303 cooperates with the groove, and the linear guide rail 4 is pushed, if the linear guide rail 4 smoothly passes through the detection wheel 303 and does not separate from the detection table 2, the detection is qualified, which indicates that the shape of the groove is consistent with the detection wheel 303, the size is qualified, and the straightness and parallelism of the groove are qualified; if the linear guide rail 4 is stuck by the detection wheel 303 during movement, it indicates that the groove size is unqualified, or the straightness or parallelism of the groove is unqualified; if the linear guide rail 4 can pass through the detection wheel 303 but separates from the detection table 2 during passing, it indicates that the groove size is qualified, and the straightness or parallelism of the groove is unqualified.

[0025] Obviously, those skilled in the art can make various modifications and variations to the present application without departing from the spirit and scope of the present application. Thus, if these modifications and variations of the present application fall within the scope of the claims of the present application and their equivalent technologies, the present application also intends to include these modifications and variations.

Claims

1. A linear guide rail detection device, characterized in that: The device includes a support platform, above which is a horizontal and height-adjustable testing platform. Testing mechanisms are provided on both sides of the testing platform. Each testing mechanism includes a fixed base connected to the support platform, a support block on one side of the fixed base, and an adjustable testing rod passing through the support block. One end of the testing rod is connected to a testing wheel that mates with a groove in a linear guide rail.

2. The linear guide rail detection device as described in claim 1, characterized in that: The two ends of the testing platform are supported by support rods that pass through the support platform. The bottom of the support rod is provided with a push block, and a first spring is provided between the push block and the support platform. Support bolts pass through the support platform, and a support block is provided at the upper end of the support bolt to support the testing platform.

3. The linear guide rail detection device as described in claim 1, characterized in that: The fixed base is connected to a limiting post that cooperates with the end of the detection rod via an adjusting rod, and the distance between the limiting post and the detection rod is adjustable.

4. The linear guide rail detection device as described in claim 3, characterized in that: The detection rod is fitted with a top plate and a limiting sleeve located on both sides of the support block. The top plate is positioned close to the detection wheel, and a second spring is provided between the top plate and the support block. The limiting sleeve is provided with a positioning bolt.

5. The linear guide rail detection device as described in claim 3, characterized in that: The side wall of the adjusting rod is provided with a guide rod that is inserted into the fixed seat and an adjusting bolt that is threadedly connected to the fixed seat. A third spring that connects the adjusting rod and the fixed seat is sleeved on the outside of the adjusting bolt.

6. The linear guide rail detection device as described in claim 1, characterized in that: The detection wheel and the detection rod are detachably connected, and the outer circle contour shape of the detection wheel can be varied.

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