CN211147583U

CN211147583U - Device for measuring size of workpiece slotted hole

Info

Publication number: CN211147583U
Application number: CN202021118634.4U
Authority: CN
Inventors: 张正杰; 王晓荣; 杨翔鹏
Original assignee: Suote Transmission Equipment Co Ltd
Current assignee: Suote Transmission Equipment Co Ltd
Priority date: 2020-06-17
Filing date: 2020-06-17
Publication date: 2020-07-31
Anticipated expiration: 2030-06-17

Abstract

The utility model relates to the field of measurement, in particular to a device for measuring the size of a workpiece slotted hole; the device for measuring the size of the slotted hole of the workpiece comprises a rack, a driving mechanism, a laser sensor and a clamp table, wherein the clamp table is arranged on the rack and used for supporting the workpiece with the size of the slotted hole to be measured; the driving mechanism is arranged on the rack, is in transmission connection with the laser sensor and is used for driving the laser sensor to move along a first direction so as to enable the laser sensor to measure the size of a slotted hole of a workpiece supported by the clamp table; the jig stage includes two supports distributed in a first direction for supporting the workpiece, and at least one of the two supports is configured to be slidable relative to the frame in the first direction to adjust a spacing between the two supports. The utility model discloses a device of measurement work piece slotted hole size can not only use the size of the slotted hole of laser sensor measurement work piece, and can support the work piece of multiple size, and then can be applicable to the work piece of multiple size.

Description

Device for measuring size of workpiece slotted hole

Technical Field

The utility model relates to a measurement field particularly, relates to measure device of work piece slotted hole size.

Background

In the related art, in the production process, the workpiece is generally sampled and detected with a qualified rate, for example, the width and the depth of a slotted hole of the workpiece, and the distance from the slotted hole to the edge. Some related art devices using a laser sensor are used to measure the slot size of a workpiece, but these devices have poor versatility, and are difficult to support and adapt to workpieces of various sizes.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a measure device of work piece slotted hole size, its size that can utilize laser sensor to measure the slotted hole of work piece, and can support the work piece of multiple size, and then can be applicable to the work piece of multiple size.

The embodiment of the utility model is realized like this:

a device for measuring the size of a slotted hole of a workpiece comprises a rack, a driving mechanism, a laser sensor and a clamp table, wherein the clamp table comprises a clamp bottom plate, a first adjusting plate, a second adjusting plate and two supports distributed along a first direction, the first adjusting plate and the second adjusting plate are arranged on the rack at intervals along the second direction, the clamp bottom plate is movably arranged between the first adjusting plate and the second adjusting plate, the supports are arranged on the clamp bottom plate and are used for supporting the workpiece together, at least one of the two supports is configured to be capable of sliding relative to the rack along the first direction so as to adjust the distance between the two supports; the first direction and the second direction form an included angle; the driving mechanism is arranged on the frame, is in transmission connection with the laser sensor and is used for driving the laser sensor to move along a first direction so that the laser sensor can measure the size of a groove hole of a workpiece supported by the two supports together.

In an optional embodiment, the first adjusting plate is provided with a first fastener, the second adjusting plate is provided with a second fastener, and one end of the first fastener and one end of the second fastener can both abut against the clamp bottom plate to clamp the clamp bottom plate; when the first fastener and the second fastener move along the second direction, the clamp bottom plate can be pushed to move synchronously.

In an optional embodiment, the clamp bottom plate is provided with a long hole, the long hole extends along the second direction, and the rack is provided with a third fastener in sliding fit with the long hole.

In an optional embodiment, the clamp bottom plate is provided with a mounting groove, the length of the mounting groove extends along the first direction, and the support is slidably arranged in the mounting groove.

In an optional implementation mode, along the first direction, a plurality of fixing holes are formed in the bottom of the mounting groove at intervals, and the support is provided with a fourth fastening piece which can be matched with or separated from the fixing holes.

In an alternative embodiment, the support comprises a support base and two rollers, wherein the two rollers are both rotatably arranged on the support base, the axes of the two rollers extend along the first direction, and the two rollers are used for supporting the workpiece together.

In an alternative embodiment, the driving mechanism comprises a first driving assembly and a second driving assembly, the first driving assembly is arranged on the rack, the second driving assembly is in transmission connection with the first driving assembly, and the first driving assembly is used for driving the second driving assembly to move along a first direction so that the second driving assembly is close to or far away from the clamp table along the first direction; the laser sensor is in transmission connection with a second driving assembly, and the second driving assembly is used for driving the laser sensor to move along a third direction so as to enable the laser sensor to be close to or far away from the clamp table along the third direction; the first direction and the third direction are arranged at an included angle.

In an optional embodiment, the device for measuring the size of the workpiece slot further comprises a telescopic cylinder arranged on the second driving assembly and a pushing piece in transmission connection with the telescopic cylinder, wherein the telescopic cylinder is used for driving the pushing piece to move along a third direction so as to enable the pushing piece to approach or depart from the clamp table along the third direction; when the two supports support a workpiece together, the first driving assembly drives the second driving assembly to move along the first direction until the pushing piece is opposite to the slotted hole of the workpiece, and the telescopic cylinder can drive the pushing piece to approach the slotted hole along the third direction so as to enable the pushing piece to be matched with the slotted hole and adjust the position of the workpiece.

In an optional embodiment, the device for measuring the size of the workpiece slot hole further comprises a mounting frame, and the telescopic cylinder and the laser sensor are in transmission connection with the second driving assembly through the mounting frame.

In an alternative embodiment, the device further comprises a processor and a display, wherein the processor is electrically connected with the laser sensor and the display and is used for transmitting the slotted hole size data of the workpiece detected by the laser sensor to the display.

The utility model discloses measure device of work piece slotted hole size's beneficial effect includes: the device for measuring the size of the slotted hole of the workpiece provided by the embodiment of the utility model comprises a frame, a driving mechanism, a laser sensor and a clamp platform, wherein the clamp platform is arranged on the frame and is used for supporting the workpiece with the size of the slotted hole to be measured; the driving mechanism is arranged on the rack, is in transmission connection with the laser sensor and is used for driving the laser sensor to move along a first direction so as to enable the laser sensor to measure the size of a slotted hole of a workpiece supported by the clamp table; the fixture table comprises two brackets distributed along a first direction, the two brackets are used for supporting the workpiece, and at least one of the two brackets is configured to be capable of sliding relative to the machine frame along the first direction so as to adjust the distance between the two brackets; therefore, the size of the slotted hole of the workpiece supported by the clamp table can be detected by using the laser sensor, the distance between the two supports can be adjusted according to the size of the workpiece to be detected, the clamp table can be used for supporting workpieces with various sizes, and the device for measuring the size of the slotted hole of the workpiece can be suitable for measuring the sizes of the slotted holes of the workpieces with various sizes.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural view of an apparatus for measuring the size of a workpiece slot according to an embodiment of the present invention;

fig. 2 is a schematic structural view of the clamping table in the embodiment of the present invention at a first viewing angle;

FIG. 3 is an enlarged view taken at III in FIG. 1;

fig. 4 is a schematic structural diagram of the fixture table in the embodiment of the present invention under the second viewing angle.

Icon: 010-means for measuring the size of the workpiece slot; 100-a frame; 200-a drive mechanism; 110-a laser sensor; 300-a fixture table; 310-a scaffold; 320-a clamp base plate; 321-a first regulating plate; 322-a second adjustment plate; 323-a first fastener; 324-a second fastener; 325-long hole; 326-a third fastener; 327-mounting groove; 328-a fixing hole; 329-a fourth fastener; 311-a holder base; 312-a roller; 210-a first drive assembly; 220-a second drive assembly; 221-telescoping cylinder; 222-a pusher; 223-a mounting frame; 211-adjusting bolt; 120-a display; 400-a workpiece; 410-slotted holes; 130-drag chain.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the embodiments of the present invention, it should be noted that the terms "upper" and "lower" are used for indicating the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the utility model is used, and are only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the indicated device or element must have a specific position, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present embodiment, unless otherwise specified, the term "first direction" is a direction of an ab arrow in the drawing, the term "second direction" is a direction of a cd arrow in the drawing, and the term "third direction" is a direction of an ef arrow in the drawing.

Referring to fig. 1 to 3, the present embodiment provides an apparatus 010 for measuring a size of a slot of a workpiece, which includes a frame 100, a driving mechanism 200, a laser sensor 110 and a fixture table 300, wherein the fixture table 300 is disposed on the frame 100 and is used for supporting a workpiece 400 with a size of a slot 410 to be measured; the driving mechanism 200 is disposed on the frame 100, and is in transmission connection with the laser sensor 110, and is used for driving the laser sensor 110 to move along a first direction, so that the laser sensor 110 measures the size of the slot 410 of the workpiece 400 supported by the fixture table 300; the jig stage 300 includes two supports 310 distributed in a first direction, the two supports 310 being used together to support the workpiece 400, and at least one of the two supports 310 being configured to be slidable with respect to the frame 100 in the first direction to adjust a spacing between the two supports 310.

The device 010 for measuring the size of the slotted hole of the workpiece can not only utilize the laser sensor 110 to measure the size of the slotted hole 410 of the workpiece 400 supported by the fixture table 300, but also adjust the distance between the two brackets 310 according to the size of the workpiece 400 to be detected, so that the fixture table 300 can be used for supporting workpieces 400 with various sizes, and further the device 010 for measuring the size of the slotted hole of the workpiece can be suitable for measuring the sizes of the slotted holes 410 of the workpieces 400 with various sizes.

It should be noted that, the apparatus 010 for measuring the size of the slot of the workpiece of the embodiment measures the size of the workpiece 400 by using laser, and does not need to contact with the workpiece 400, and can also reduce the wear of the measuring tool.

The apparatus 010 for measuring the size of the slot of the workpiece of this embodiment further comprises a processor and a display 120, wherein the processor is electrically connected to the laser sensor 110 and the display 120, and is used for transmitting the size data of the slot 410 of the workpiece 400 detected by the laser sensor 110 to the display 120. Further, a display 120 is disposed at the housing 100.

Furthermore, the laser sensor 110 is electrically connected to the processor, the processor is electrically connected to the display 120, so as to transmit the size data of the slot 410 of the workpiece 400 detected by the laser sensor 110 to the processor, the size data is converted into visual measurement data by the processor, the visual measurement data is displayed on the display 120 and is convenient for a worker to read, it should be noted that the electrical connection includes cable connection or connection through a wireless network, the principle that the laser sensor 110 sends the detection data to the processor and the principle that the processor processes the data are similar to the related technologies, and are not described herein again, and the processor may be a computer host, a P L C single chip microcomputer, and the like.

Referring to fig. 1, the driving mechanism 200 of the present embodiment includes a first driving assembly 210 and a second driving assembly 220, the first driving assembly 210 is disposed on the frame 100, the second driving assembly 220 is in transmission connection with the first driving assembly 210, the first driving assembly 210 is used for driving the second driving assembly 220 to move along a first direction, so that the second driving assembly 220 approaches to or departs from the fixture table 300 along the first direction; the laser sensor 110 is in transmission connection with a second driving assembly 220, and the second driving assembly 220 is used for driving the laser sensor 110 to move along a third direction, so that the laser sensor 110 approaches to and departs from the fixture table 300 along the third direction; the first direction and the third direction form an included angle. When the apparatus 010 for measuring the size of the slot hole of the workpiece is used for measuring the workpiece 400 supported by the fixture table 300, the second driving assembly 220 can be used to drive the laser sensor 110 to move along the third direction to ensure that the laser sensor 110 is located above the workpiece 400 supported by the fixture table 300, i.e. the laser sensor 110 can perform laser scanning and measurement on the workpiece 400, and then the first driving assembly 210 drives the second driving assembly 220 and the laser sensor 110 to move along the first direction synchronously to enable the laser sensor 110 to scan and measure the workpiece 400 along the first direction, i.e. the size measurement of the slot hole 410 on the workpiece 400 can be completed.

The third direction of the present embodiment is an up-down direction, the first direction is perpendicular to the third direction, and the first direction is a horizontal direction; in other embodiments, the first direction and the third direction may also be substantially perpendicular, and the angle of the first direction and the third direction may also be 85 °, 95 °, and the like.

In the embodiment, the second driving assembly 220 is used to adjust the position of the laser sensor 110 in the vertical direction, and the distance between the laser sensor 110 and the fixture table 300 in the vertical direction is also adjusted, so that the device for measuring the slot 410 of the workpiece 400 can be further applied to measuring workpieces 400 with various sizes.

Further, referring to fig. 1, the frame 100 of the present embodiment is further provided with an adjusting bolt 211, an axis of the adjusting bolt 211 extends along the third direction, and the adjusting bolt 211 can be matched with the first driving assembly 210 to ensure that the length of the first driving assembly 210 extends along the first direction, so as to ensure that the first driving assembly 210 drives the second driving assembly 220 to stably move along the first direction, thereby avoiding the occurrence of offset; alternatively, when the laser beam emitted by the laser sensor 110 is required to be perpendicular to the end surface of the workpiece 400 supported by the fixture table 300, the inclination of the first driving assembly 210 in the third direction may also be adjusted by the adjusting bolt 211 so that the laser beam is perpendicular to the end surface of the workpiece 400.

The first driving assembly 210 and the second driving assembly 220 of the present embodiment may be selected from a hydraulic cylinder, a conveyor belt assembly, a rack and pinion assembly, a lead screw assembly, etc., and are not particularly limited herein.

Further, the apparatus 010 for measuring the slot size of the workpiece may further include a first guide rail and a first guide member slidably engaged with each other, the first guide rail extending along the first direction, and the second driving unit 220 is connected to the first guide member to slidably engage with the first guide rail via the first guide member, so as to facilitate the first driving unit 210 to more stably drive the second driving unit 220 to move along the first direction. The apparatus 010 for measuring the slot size of the workpiece may further include a second guide rail and a second guide member slidably engaged with each other, the second guide rail extending along the third direction, and the laser sensor 110 is connected to the second guide member to slidably engage with the second guide rail via the second guide member, so as to facilitate the second driving assembly 220 to more stably drive the laser sensor 110 to move along the third direction.

Referring to fig. 3, the apparatus 010 for measuring the size of the workpiece slot further includes a mounting frame 223, the laser sensor 110 is in transmission connection with the second driving assembly 220 through the mounting frame 223, that is, the mounting frame 223 is in transmission connection with the second driving assembly 220, and the laser sensor 110 is disposed on the mounting frame 223 to realize transmission connection between the laser sensor 110 and the second driving assembly 220; so set up, laser sensor 110's installation is more convenient.

Further, the mounting bracket 223 is also connected to the second guide, thereby facilitating the mounting bracket 223 and the laser sensor 110 to move more stably in the third direction.

The first driving assembly 210 of this embodiment is disposed on the frame 100 through the supporting frame, and can lift the position of the first driving assembly 210 away from the fixture table 300 along the vertical direction, and further lift the position of the second driving assembly 220 and the laser sensor 110 relative to the fixture table 300 along the vertical direction, so as to facilitate the detection of the workpieces 400 of various sizes supported on the fixture table 300 by the laser sensor 110.

Referring to fig. 2 and 4, the clamp table 300 of the present embodiment includes a clamp bottom plate 320, a first adjusting plate 321 and a second adjusting plate 322, the first adjusting plate 321 and the second adjusting plate 322 are disposed on the frame 100 at intervals along a second direction, the clamp bottom plate 320 is movably disposed between the first adjusting plate 321 and the second adjusting plate 322, and the bracket 310 is disposed on the clamp bottom plate 320; the first adjusting plate 321 is provided with a first fastening part 323, the second adjusting plate 322 is provided with a second fastening part 324, and one end of the first fastening part 323 and one end of the second fastening part 324 can both abut against the clamp bottom plate 320 to clamp the clamp bottom plate 320; when the first fastening piece 323 and the second fastening piece 324 move along the second direction, the clamp bottom plate 320 can be pushed to move synchronously; the first direction and the second direction form an included angle.

When the device 010 for measuring the size of the slot hole of the workpiece 400 is used to measure the size of the slot hole 410 of the workpiece 400, the laser beam of the laser sensor 110 of the embodiment extends along a first direction, and it is usually necessary to adjust the laser beam of the laser sensor 110 so that the beam can be aligned with the center line of the workpiece 400, for example: when the workpiece 400 is a shaft, the laser beam needs to be aligned with the shaft axis; the position of the jig base plate 320, i.e., the positions of the support frame 310 and the workpiece 400 supported by the support frame 310, can be adjusted by adjusting the position of the jig base plate 320 in the second direction by the first and

second fastening members

323 and 324 so that the axis of the workpiece 400 supported by the support frame 310 can be aligned with the laser beam.

The first fastening member 323 and the second fastening member 324 are both bolts, the bolt disposed on the first adjustment plate 321 is engaged with the first adjustment plate in a threaded manner, the bolt disposed on the second adjustment plate 322 is engaged with the second adjustment plate in a threaded manner, and the axis of the bolt extends along the second direction, and the bolt can be moved along the second direction relative to the first adjustment plate 321 or the second adjustment plate 322 by rotating the bolt, so as to adjust the positions of the fixture base plate 320, the bracket 310, and the workpiece 400 supported by the bracket 310 along the second direction.

The number of the first fastening members 323 provided on the first adjusting plate 321 and the number of the second fastening members 324 provided on the second adjusting plate 322 may be selected as desired. The number of the first fastening members 323 arranged on the first adjusting plate 321 and the number of the second fastening members 324 arranged on the second adjusting plate 322 are both two, and the two first fastening members 323 are distributed at intervals along the first direction, and the two second fastening members 324 are distributed at intervals along the first direction; in other embodiments, the number of the first fastening members 323 provided on the first adjustment plate 321 and the number of the second fastening members 324 provided on the second adjustment plate 322 may also be one, three, four, etc.

Referring to fig. 2 and 4, the clamp base plate 320 is formed with a long hole 325, the long hole 325 extends along the second direction, the frame 100 is provided with a third fastening member 326, and the third fastening member 326 is slidably engaged with the long hole 325. With this arrangement, when the position of the clamp base plate 320 in the second direction needs to be adjusted, the clamp base plate 320 can be moved in the second direction more stably without being shifted.

Further, the third fastening member 326 of the present embodiment is a bolt threadedly engaged with the frame 100; when the position of the clamp bottom plate 320 needs to be adjusted, the first fastening member 323, the second fastening member 324 and the third fastening member 326 can be loosened, then the clamp bottom plate 320 is moved along the second direction by using the third fastening member 326 and the long hole 325 which are in sliding fit, and when the clamp bottom plate 320 is moved to a proper position, the first fastening member 323, the second fastening member 324 and the third fastening member 326 are tightened, so that the position of the clamp bottom plate 320 can be locked.

The number of the third fastening members 326 and the number of the elongated holes 325 may be selected as needed; in the present embodiment, the fixture bottom plate 320 is provided with six long holes 325, and each two long holes 325 spaced along the second direction form a group, which is totally divided into three groups spaced along the first direction, the rack 100 is provided with six third fasteners 326, and the six third fasteners 326 and the six long holes 325 are arranged in a one-to-one correspondence manner. In other embodiments, the number of elongated holes 325 and third fasteners 326 may also be one, two, four, etc.

Referring to fig. 2 and 4, the fixture base plate 320 of the present embodiment is provided with a mounting groove 327, a length of the mounting groove 327 extends along a first direction, and the bracket 310 is slidably disposed in the mounting groove 327; with this arrangement, when the spacing distance between the two brackets 310 needs to be adjusted in the first direction, the brackets 310 can be stably moved in the first direction, and the offset of the brackets 310 can be reduced.

Along the first direction, a plurality of fixing holes 328 are formed at intervals at the bottom of the mounting groove 327, the bracket 310 is provided with a fourth fastener 329, and the fourth fastener 329 can be matched with or separated from the fixing holes 328; in this way, the fourth fastener 329 provided on the bracket 310 may be engaged with the different fixing hole 328 to adjust the position of the bracket 310 in the first direction.

In this embodiment, the mounting groove 327 has 10 fixing holes 328, and the 10 fixing holes 328 are evenly distributed in two rows along the second direction, each row has 5 fixing holes 328 distributed at intervals along the first direction, each bracket 310 is provided with four fourth fasteners 329, and the four fourth fasteners 329 can be matched with the corresponding four fixing holes 328 distributed in a rectangular shape in a one-to-one correspondence manner, so as to fix the position of the bracket 310. In other embodiments, the mounting groove 327 may further have 12, 14, and the like fixing holes 328, and each bracket 310 may have two, three, and the like fourth fastening members 329.

The fourth fastener 329 of the present embodiment is a bolt, and in other embodiments, the fourth fastener 329 may also be a screw.

Both brackets 310 in this embodiment are configured to be slidable in a first direction relative to the rack 100 to adjust the spacing between the two brackets 310; in other embodiments, only one of the brackets 310 is configured to be slidable relative to the rack 100 in a first direction to adjust the spacing between the two brackets 310.

It should be noted that the long holes 325 formed in the bottom plate 320 of the clamp are distributed on two sides of the mounting groove 327 along the second direction, so as to prevent the third fastening member 326 from interfering with the movement of the bracket 310.

Referring to fig. 2, the bracket 310 of the present embodiment includes a bracket base 311 and two rollers 312, wherein the two rollers 312 are both rotatably disposed on the bracket base, the axes of the two rollers 312 extend along a first direction, the two rollers 312 are commonly used for supporting the workpiece 400, and specifically, the workpiece 400 is supported by the outer peripheral surfaces of the two rollers 312; further, the two rollers 312 are spaced apart in the second direction, so that the workpiece 400 is more stably supported by the two rollers 312.

Referring to fig. 4, the fourth fastening member 329 is disposed on the bracket holder 311 to prevent the fourth fastening member 329 from interfering with the roller 312 to support the workpiece 400.

It should be noted that, in the second direction, the width of the mounting groove 327 is matched with the width of the bracket holder 311, so as to further prevent the bracket 310 from shifting in the second direction when the position of the bracket 310 is adjusted in the first direction.

It should be further noted that, in the present embodiment, the first direction, the second direction and the third direction are perpendicular to each other; in other embodiments, the first direction, the second direction, and the third direction are substantially perpendicular to each other.

Referring to fig. 3, the apparatus 010 for measuring the size of the workpiece slot of the embodiment further includes a telescopic cylinder 221 disposed on the second driving assembly 220 and a pushing member 222 in transmission connection with the telescopic cylinder 221, wherein the telescopic cylinder 221 is used for driving the pushing member 222 to move along a third direction, so that the pushing member 222 approaches to or departs from the fixture table 300 along the third direction; when the two supports 310 support the workpiece 400 together, the first driving assembly 210 drives the second driving assembly 220 to move along the first direction until the pushing member 222 is opposite to the slot 410 of the workpiece 400, and the telescopic cylinder 221 can drive the pushing member 222 to approach the slot 410 along the third direction, so that the pushing member 222 is matched with the slot 410 to adjust the position of the workpiece 400.

Further, the pushing member 222 is a pushing plate, the pushing plate is adapted to the slot 410 formed in the workpiece 400, when the first driving assembly 210 drives the second driving assembly 220 to move along the first direction, and the telescopic cylinder 221 and the pushing plate synchronously move to the position above the workpiece 400 supported by the fixture table 300, and the telescopic cylinder 221 is utilized to move downward along the third direction, so that the pushing plate is engaged with the slot 410 formed in the workpiece 400, so as to rotate the workpiece 400 on the two supports 310 to adjust the position of the workpiece 400, in this way, when the slot 410 of the workpiece 400 is not within the measurable range of the laser sensor 110, particularly when the detected workpiece 400 is an axis and the slot 410 formed in the outer periphery of the axis is not within the measurable range of the laser sensor 110, the pushing plate is driven by the telescopic cylinder 221 to push the measuring plate 400 to deflect on the supports 310, so as to calibrate the perpendicularity of the surface of the workpiece 400 with respect to the light of, adjusted to be within the measurable range.

The telescopic cylinder 221 is disposed on the mounting frame 223; so arranged, the installation of the telescopic cylinder 221 is facilitated. It should be noted that in the present embodiment, the telescopic cylinder 221 and the laser sensor 110 may be disposed on the mounting frame 223 through a fastener; in other embodiments, the telescoping cylinder 221 and the laser sensor 110 may also be welded to the mounting bracket 223.

The telescoping cylinder 221 of this embodiment is a cylinder; in other embodiments, the telescopic cylinder 221 may also be a hydraulic cylinder or an electric push rod.

Referring to fig. 1, the rack 100 of the present embodiment is further provided with a drag chain 130, one end of the drag chain 130 is connected to the rack 100, the other end of the drag chain 130 can be in transmission connection with the second driving component 220, and a cable of the laser sensor 110 can be embedded in the drag chain 130 to protect the cable.

The work flow of the device 010 for measuring the size of the slotted hole of the workpiece comprises the following steps: the workpiece 400 to be measured is placed on the fixture table 300 and supported by the two supports 310, then the first driving assembly 210 is used for driving the second driving assembly 220 to move, the telescopic cylinder 221 and the pushing member 222 are made to move above the workpiece 400, the telescopic cylinder 221 is used for driving the pushing member 222 to approach the workpiece 400 along the third direction, the pushing member 222 is made to be matched with the slotted hole 410 of the workpiece 400, the position of the workpiece 400 is adjusted, then the pushing member 222 is driven to be separated from the workpiece 400, then the second driving assembly 220 is used for driving the laser sensor 110 to move along the third direction to the height capable of measuring the workpiece 400, and the first driving assembly 210 is used for driving the second driving assembly 220 to drive the laser sensor 110 to move from one end of the workpiece 400 to the other end of the workpiece 400 along the first direction to measure the workpiece 400.

To sum up, the device 010 for measuring the size of the slot of the workpiece of the embodiment can detect the size of the slot 410 of the workpiece 400 supported by the fixture table 300 by using the laser sensor 110, and can also adjust the distance between the two brackets 310 according to the size of the workpiece 400 to be detected, so that the fixture table 300 can be used for supporting workpieces 400 of various sizes, and further the device 010 for measuring the size of the slot of the workpiece can be suitable for measuring the sizes of the slots 410 of the workpieces 400 of various sizes.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A device for measuring the size of a slotted hole of a workpiece is characterized by comprising a frame, a driving mechanism, a laser sensor and a clamp table,

the clamp table comprises a clamp bottom plate, a first adjusting plate, a second adjusting plate and two supports distributed along a first direction, the first adjusting plate and the second adjusting plate are arranged on the rack at intervals along a second direction, the clamp bottom plate is movably arranged between the first adjusting plate and the second adjusting plate, the supports are arranged on the clamp bottom plate and are used for supporting the workpiece together, and at least one of the two supports is configured to be capable of sliding relative to the rack along the first direction so as to adjust the distance between the two supports; the first direction and the second direction form an included angle;

the driving mechanism is arranged on the rack, is in transmission connection with the laser sensor and is used for driving the laser sensor to move along the first direction so that the laser sensor can measure the size of a slot hole of the workpiece supported by the two supports together.

2. The apparatus of claim 1, wherein the first adjustment plate is provided with a first fastener, the second adjustment plate is provided with a second fastener, and one end of the first fastener and one end of the second fastener can both abut against the clamp base plate to clamp the clamp base plate; when the first fastening piece and the second fastening piece move along the second direction, the clamp bottom plate can be pushed to move synchronously.

3. The apparatus of claim 1, wherein the clamp base plate defines an elongated hole extending along the second direction, and wherein the frame defines a third fastener that slidably engages the elongated hole.

4. The apparatus of claim 1, wherein the fixture base plate defines an installation slot, a length of the installation slot extends along the first direction, and the bracket is slidably disposed in the installation slot.

5. The apparatus for measuring the slot size of a workpiece according to claim 4, wherein a plurality of fixing holes are formed at intervals on the bottom of the mounting groove along the first direction, and the bracket is provided with a fourth fastening member which can be engaged with or disengaged from the fixing holes.

6. The apparatus of claim 1, wherein the bracket comprises a bracket base and two rollers, the two rollers are rotatably disposed on the bracket base, the axes of the two rollers extend along the first direction, and the two rollers are used together to support the workpiece.

7. The apparatus of claim 1, wherein the drive mechanism comprises a first drive assembly and a second drive assembly, the first drive assembly is disposed on the frame, the second drive assembly is in driving connection with the first drive assembly, and the first drive assembly is configured to drive the second drive assembly to move in the first direction, so that the second drive assembly moves closer to or away from the fixture table in the first direction; the laser sensor is in transmission connection with the second driving assembly, and the second driving assembly is used for driving the laser sensor to move along a third direction so as to enable the laser sensor to be close to or far away from the clamp table along the third direction; the first direction and the third direction are arranged at an included angle.

8. The apparatus for measuring the size of a slot of a workpiece according to claim 7, further comprising a telescopic cylinder disposed on the second driving assembly and a pushing member in transmission connection with the telescopic cylinder, wherein the telescopic cylinder is used for driving the pushing member to move along the third direction so as to enable the pushing member to approach or depart from the clamping table along the third direction;

when the two supports support the workpiece together, the first driving assembly drives the second driving assembly to move along the first direction to enable the pushing piece to be opposite to the slotted hole of the workpiece, and the telescopic cylinder can drive the pushing piece to approach the slotted hole along the third direction, so that the pushing piece is matched with the slotted hole, and the position of the workpiece is adjusted.

9. The apparatus of claim 8, further comprising a mounting bracket, wherein the telescoping cylinder and the laser sensor are both drivingly connected to the second drive assembly via the mounting bracket.

10. An apparatus as recited in claim 1, further comprising a processor and a display, said processor electrically connecting said laser sensor and said display for transmitting slot size data of said workpiece detected by said laser sensor to said display.