CN214843136U - Auxiliary measuring device for workpiece surface roughness - Google Patents

Abstract

The utility model discloses a workpiece surface roughness auxiliary measuring device, including base, backup pad, first slider, lift adjustment device, micromatic setting and can fix hand-held type roughness meter put the thing board, the backup pad is connected with lift adjustment device, and micromatic setting includes nut and bolt that the multiunit is adjustable, and the outside cover of each bolt is equipped with the spring, and the backup pad is connected with each bolt respectively with putting the thing board, and the spring setting is in the backup pad and put between the thing board. The utility model discloses a horizontal adjustment and the altitude mixture control of putting the thing board are realized to first slider and lift adjustment device, realize putting the fine setting of the degree of freedom of the hand-held type roughness meter on the thing board through micromatic setting for the instrument probe more closely laminates with workpiece surface. The utility model discloses it is very convenient, easily operation, avoided simultaneously because the measuring error that the shake of hand brought, promoted the accuracy and the rapidity of measuring workpiece surface roughness, avoided artificial and operational environment factor's influence.

Description

Auxiliary measuring device for workpiece surface roughness

Technical Field

The utility model relates to a roughness measurement technical field especially relates to a workpiece surface roughness auxiliary measuring device.

Background

The roughness meter is also called surface roughness meter, surface finish meter, surface roughness detector, roughness measuring instrument, roughness meter, roughness tester and so on. The device has the characteristics of high measurement precision, wide measurement range, simple and convenient operation, portability, stable work and the like, and can be widely applied to the detection of the processing surfaces of various metals and nonmetals.

In the field of machining, requirements for the machining quality of the surface of a workpiece are higher and higher at present, and when the surface roughness is measured, a handheld roughness meter is generally used, wherein a probe of the handheld roughness meter is used for drawing a distance on the surface to be measured, and the roughness value is calculated according to the change condition of a waveform in a measurement range. In the actual measurement process, the sliding track of the instrument probe is required to be ensured to be always perpendicular to the processing texture direction of the measured surface of the workpiece, and the instrument probe is required to be ensured to be tightly attached to the plane to be measured. However, when the surface of the actually processed workpiece is not horizontal, the roughness meter is easily not placed in place, i.e. the probe of the roughness meter cannot be tightly attached to the measured surface of the workpiece, and the problem cannot be completely solved only by holding the roughness meter by hand, so that an auxiliary device is urgently needed for auxiliary measurement.

In view of the above, the present inventors have conducted extensive studies to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a simple structure, convenient to use, and can effectively improve detection efficiency and detection accuracy's work piece surface roughness auxiliary measuring device.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a workpiece surface roughness auxiliary measuring device, includes base, backup pad, follows the movably setting of length direction of base is in first slider on the base, set up and down adjusting device on the first slider, set up and be in fine setting device on the lift adjusting device and the thing board of putting that can fix hand-held type roughness meter, the backup pad with lift adjusting device is connected, fine setting device includes multiunit adjustable nut and bolt, each the outside cover of bolt is equipped with the spring, the backup pad with put the thing board respectively with each the bolt is connected, just the spring setting is in the backup pad with put between the thing board.

Furthermore, a convex-shaped guide groove is formed in the base, and the first sliding block is arranged in the convex-shaped guide groove and moves back and forth along the length direction of the convex-shaped guide groove.

Furthermore, the lifting adjusting device comprises lifting adjusting supports and lifting adjusting mechanisms which are vertically arranged on the first sliding block, grooves are formed in the lifting adjusting supports, protruding blocks matched with the grooves are arranged on the positions, corresponding to the two lifting adjusting supports, of the supporting plate, the protruding blocks are arranged in the grooves and move up and down in the grooves, the lifting adjusting mechanisms comprise screw rods arranged between the two lifting adjusting supports, second sliding blocks arranged on the screw rods and up-and-down driving units for driving the second sliding blocks to move up and down along the screw rods, and the second sliding blocks are connected with the supporting plate.

Further, the up-and-down moving driving unit is a hand wheel, and the hand wheel is connected with the second sliding block.

Through adopting aforementioned design, the beneficial effects of the utility model are that: the utility model realizes the horizontal movement of the object placing plate by moving the first slide block on the base; the up-and-down movement of the object placing plate is realized through the lifting adjusting device; through adjusting each nut and bolt respectively, realize putting the fine setting of the degree of freedom of hand-held type roughness meter on the thing board for instrument probe and workpiece surface are more closely laminated, thereby supplementary hand-held type roughness meter measures the roughness on different workpiece surfaces. The utility model discloses only need place the work piece in preset's position measure can, it is very convenient, easily operation, avoided simultaneously because the measuring error that the shake of hand brought, promoted the accuracy and the rapidity of measuring workpiece surface roughness, avoided artificial and operational environment factor's influence.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is another schematic structural diagram of the present invention;

in the figure: the lifting device comprises a base 1, a convex-shaped guide groove 11, a supporting plate 2, a first sliding block 3, a lifting adjusting support 41, a groove 411, a lifting adjusting mechanism 42, a screw rod 421, a second sliding block 422, a first hand wheel 4231, a second hand wheel 4232, a fine adjusting device 5, a bolt 51, a nut 52, a spring 53 and a storage plate 6.

Detailed Description

The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Refer to fig. 1 to 2

The utility model provides a workpiece surface roughness auxiliary measuring device, includes base 1, backup pad 2, sets up first slider 3 on base 1, sets up the lift adjustment device on first slider 3, sets up fine setting device 5 on the lift adjustment device and set up can fix the thing board 6 of putting of hand-held type roughness meter (not shown in the figure) on fine setting device 5. It is worth explaining that base 1 in this embodiment is located the bottom of whole device, can directly place in the preceding of measuring the volume of awaiting measuring object, of course, the utility model discloses can also be in the same place through bolt and external device fixed connection, just so can guarantee that whole device can not take place to rock at the in-process of actual operation, further increase the utility model discloses a stability.

The base 1 is provided with a convex-shaped guide groove 11 matched with the first sliding block 3, and the first sliding block 3 is slidably arranged in the convex-shaped guide groove 11 and can move back and forth along the length direction of the convex-shaped guide groove 11. The working position can be changed through the movement of the first sliding block 3, the operator does not need to move the base 1, the labor intensity of the operator is reduced, and the efficiency of the measurement work is improved.

The lifting adjusting device comprises two lifting adjusting supports 41 and a lifting adjusting mechanism 42 which are vertically arranged on a first sliding block 3, the lifting adjusting mechanism 42 comprises a screw rod 421 arranged between the two lifting adjusting supports 41, a second sliding block 422 arranged on the screw rod 421 and an up-and-down moving driving unit for driving the second sliding block 422 to move up and down along the screw rod, the up-and-down moving driving unit comprises 2 hand wheels (a first hand wheel 4231 and a second hand wheel 4232 respectively), the second sliding block 422 is arranged between the first hand wheel 4231 and the second hand wheel 4232, the first hand wheel 4231 and the second hand wheel 4232 are specifically sleeved on the screw rod 421 and are in threaded fit with the screw rod 421, the second sliding block 422 is sleeved on the screw rod 421, the second sliding block 422 can freely move on the screw rod 421, the second sliding block 422 is connected with a supporting plate 2 and is positioned between the first hand wheel 4231 and the second hand wheel 4232, namely when the first hand wheel 4231 and the second hand wheel 4232 both rotate to move up or down, the second slider 422 and the support plate 2 move upwards or downwards along with the second slider 422, at the moment, the second hand wheel 4232 limits the second slider 422 to move downwards, the first hand wheel 4231 limits the second slider 422 and the support plate 2 to move upwards, the support plate 2 can be fixed at a set height by rotating the first hand wheel 4231 and the second hand wheel 4232, and therefore the whole device is further guaranteed not to shake in the actual operation process, and errors are avoided.

Each lifting adjusting bracket 41 is provided with a groove 411, and the positions of the support plate 2 corresponding to the two lifting adjusting brackets 41 are respectively provided with a convex block (not shown in the figure) matched with the groove 411, and the convex blocks are arranged in the grooves 411 and move up and down in the grooves 411.

The fine adjustment device 5 includes multiunit adjusting nut and bolt, bolt 51 and nut 52 promptly, and this embodiment is 4 groups, sets up respectively in the four corners limit of putting thing board 6 and backup pad 2, and each bolt 51's outside all overlaps and is equipped with spring 53, backup pad 2 with put thing board 6 respectively with each the bolt is connected, and each spring 53 all sets up in backup pad 2 and put between thing board 6. It should be noted that each spring 53 in the initial state is under a certain pressure and is in a semi-compressed state. Specifically, will the fixed upper surface of placing thing board 6 of hand-held type roughness meter is adjusted the relative position of hand-held type roughness meter and workpiece surface that awaits measuring is observed according to the naked eye whether the laminating of hand-held type roughness meter probe and surface that awaits measuring is inseparable to this determines the nut 52 of rotatory which position, makes its probe and surface that awaits measuring laminate mutually.

The utility model discloses a horizontal adjustment and the altitude mixture control of putting thing board 6 are realized to first slider 3 and lift adjustment device 42, realize putting the fine setting of the degree of freedom of the hand-held type roughness meter on the thing board 6 through micromatic setting 5 for the instrument probe more closely laminates with workpiece surface. The utility model discloses it is very convenient, easily operation, avoided simultaneously because the measuring error that the shake of hand brought, promoted the accuracy and the rapidity of measuring workpiece surface roughness, avoided artificial and operational environment factor's influence.

Through adopting aforementioned design, the utility model discloses a rotate first hand wheel 4231 and second hand wheel 4232 simply and promote first slider 3 and can measure the roughness value of the workpiece surface that awaits measuring of different height and position department, can also make the probe of handheld roughness appearance and the workpiece surface that awaits measuring closely laminate to satisfy the measuring condition of handheld roughness appearance through the nut 52 that the adjustment corresponds to incomplete horizontally plane in addition to accomplish the measurement to workpiece surface roughness. The utility model discloses only need place the work piece in preset's position measure can, it is very convenient, easily operation, avoided simultaneously because the measuring error that the shake of hand brought, promoted the accuracy and the rapidity of measuring workpiece surface roughness, avoided artificial and operational environment factor's influence.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. The utility model provides a workpiece surface roughness auxiliary measuring device which characterized in that: including base, backup pad, edge the movably setting of length direction of base is in first slider on the base, setting are in lift adjustment device on the first slider, setting are in fine setting device on the lift adjustment device and can fix the thing board of putting of hand-held type roughness appearance, the backup pad with lift adjustment device is connected, fine setting device includes multiunit adjustable nut and bolt, each the outside cover of bolt is equipped with the spring, the backup pad with put the thing board respectively with each the bolt is connected, just the spring setting is in the backup pad with put between the thing board.

2. The workpiece surface roughness auxiliary measuring device of claim 1, wherein: the base is provided with a convex-shaped guide groove, and the first sliding block is arranged in the convex-shaped guide groove and moves back and forth along the length direction of the convex-shaped guide groove.

3. The workpiece surface roughness auxiliary measuring device of claim 1, wherein: the lifting adjusting device comprises lifting adjusting supports and lifting adjusting mechanisms, the lifting adjusting supports and the lifting adjusting mechanisms are vertically arranged on the first sliding block, grooves are formed in the lifting adjusting supports, protruding blocks matched with the grooves are arranged on the positions, corresponding to the two lifting adjusting supports, of the supporting plate, the protruding blocks are arranged in the grooves and move up and down in the grooves, the lifting adjusting mechanisms comprise screw rods, second sliding blocks and driving units, the screw rods are arranged between the two lifting adjusting supports, the second sliding blocks are arranged on the screw rods, the second sliding blocks can drive the second sliding blocks to move up and down along the screw rods, and the second sliding blocks are connected with the supporting plate.

4. The workpiece surface roughness auxiliary measuring device of claim 3, wherein: the up-and-down moving driving unit is a hand wheel, and the hand wheel is connected with the second sliding block.

Images