CN213021516U - Bore inner diameter measuring machine - Google Patents
Bore inner diameter measuring machine Download PDFInfo
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- CN213021516U CN213021516U CN202022112035.8U CN202022112035U CN213021516U CN 213021516 U CN213021516 U CN 213021516U CN 202022112035 U CN202022112035 U CN 202022112035U CN 213021516 U CN213021516 U CN 213021516U
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Abstract
The utility model discloses a hole inner diameter measuring machine, which comprises a measuring guide rail, wherein a feeding guide rail is jointed at one end; the feeding tray is arranged on the feeding guide rail in a sliding manner; the upper measuring heads are arranged above the measuring guide rail and are connected with a measuring head driving part for driving the upper measuring heads to ascend and descend; the lower measuring heads are arranged below the measuring guide rail and are provided with a plurality of measuring heads; and the lifter is connected with the measuring guide rail and drives the measuring guide rail to lift. The utility model discloses a material loading tray will await measuring a conveying to measuring guide rail, and lift control measures the guide rail and descends, and a plurality of lower gauge heads insert the downthehole of the piece bottom surface that awaits measuring, and gauge head driving piece drive a plurality of last gauge heads descend and insert the downthehole of the piece top surface that awaits measuring, and the internal diameter in the hole of the upper and lower two sides of simultaneous measurement piece that awaits measuring, measuring speed is fast, practices thrift man-hour, autoloading, measurement, and degree of automation is high, is favorable to improving measurement accuracy.
Description
Technical Field
The utility model relates to a measuring equipment technical field, in particular to downthehole diameter measurement machine.
Background
In the modern industries of a cold machine, an automobile engine, a large-scale precision instrument and the like, the processing and detection of shaft hole parts are always a great problem influencing production, and the precision of the aperture, the roundness of a deep hole and the straightness of the parts is an important factor for ensuring the product quality.
The inner diameter of the hole of the existing large-scale precise component is measured by adopting a manual handheld measuring sensor usually, the hole is inserted into the hole for measurement, the holes on the large-scale component are measured one by one, the mode is troublesome to operate, the measuring speed is low, the measuring result is unstable, the influence of human factors is large, and the accuracy is difficult to guarantee.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide an internal diameter of hole measuring machine, can detect the internal diameter of a plurality of holes on the upper and lower plane of part simultaneously, improve measuring speed.
According to the utility model discloses pore diameter measuring machine, include: a measuring guide rail, one end of which is jointed with a feeding guide rail; the feeding tray is arranged on the feeding guide rail in a sliding manner; the upper measuring heads are arranged above the measuring guide rail and are provided with a plurality of measuring heads, and the upper measuring heads are connected with a measuring head driving part for driving the upper measuring heads to ascend and descend; the lower measuring head is arranged below the measuring guide rail and is provided with a plurality of lower measuring heads; the lifter is connected with the measuring guide rail and drives the measuring guide rail to lift.
According to the utility model discloses pore diameter measuring machine has following technological effect at least: through the piece that awaits measuring of material loading tray installation, move along material loading guide rail and measurement guide rail, carry the piece that awaits measuring to measurement station from the material loading station, it descends to measure the guide rail through elevator control, a plurality of lower gauge heads insert the downthehole of the piece bottom surface that awaits measuring, the gauge head driving piece drive is a plurality of goes up the gauge head and descends and insert the downthehole of the piece top surface that awaits measuring, make can measure simultaneously on the piece that awaits measuring, the internal diameter in hole of lower two sides, the measuring speed is fast, save man-hour, autoloading, measure, the degree of automation is high, be favorable.
According to some embodiments of the utility model, the other end joint of measuring the guide rail has the correction guide rail, it is provided with the correction tray to slide on the correction guide rail, the correction tray is used for installing the calibration piece, the correction tray is connected with and is used for the drive the correction drive assembly that the correction tray removed. Before the piece to be measured is measured, the calibration piece is firstly conveyed to the measurement guide rail through the calibration tray, the upper measuring head and the lower measuring head can be calibrated, and the measurement accuracy is improved.
According to some embodiments of the utility model, the lift includes the lead screw of vertical setting, the lead screw is connected with servo motor, it is provided with the nut to measure the guide rail, the nut with lead screw threaded connection. During measurement, the screw rod is driven to rotate through the servo motor, the nut moves up and down along the screw rod, so that the measurement guide rail is driven to lift, the piece to be measured is installed on the lower measuring head when the piece to be measured descends, and the piece to be measured is separated from the lower measuring head when the piece to be measured ascends.
According to the utility model discloses a some embodiments, be provided with a plurality of assistance-localization real-time pieces on the material loading tray, it is a plurality of assistance-localization real-time piece encloses into the prepositioning station, be provided with a plurality of material loading spacer pins in the prepositioning station, it is a plurality of the material loading spacer pin inserts in the locating hole of the piece that awaits measuring. When the piece to be measured is installed, the piece to be measured is directly placed into the pre-positioning station, and the position is finely adjusted in the pre-positioning station, so that the feeding positioning pin is inserted into the positioning hole of the piece to be measured, and quick positioning is realized.
According to some embodiments of the utility model, material loading tray bottom is provided with proximity switch, proximity switch's sense terminal runs through material loading tray and the contact of work piece bottom surface that awaits measuring. When the piece to be detected is installed, whether the piece to be detected is installed in place or not is detected by arranging the proximity switch, and the reliable installation of the piece to be detected is ensured.
According to the utility model discloses a some embodiments, the material loading tray is connected with and is used for the drive the material loading drive assembly that the material loading tray removed, material loading drive assembly's expansion end is provided with the tray connecting plate, be provided with a plurality of connecting pins on the tray connecting plate, the material loading tray is provided with the pinhole, the connecting pin inserts in the pinhole. The connecting pin is inserted into the pin hole, the feeding driving assembly conveys the feeding tray to the measuring guide rail, when the measuring guide rail descends, the connecting pin is separated from the pin hole, the movable end of the feeding driving assembly can retract, interference with an upper measuring head is avoided, and the measuring work is guaranteed to be orderly and reliable.
According to the utility model discloses a some embodiments, it is provided with the location cylinder to measure the guide rail, the material loading tray is provided with the location cylinder liner, the piston end of location cylinder inserts in the location cylinder liner. When the feeding tray is located the measuring guide rail, the measuring guide rail descends to enable the piece to be measured to be installed on the lower measuring head, the feeding tray is located through the matching of the locating cylinder and the locating cylinder sleeve, the feeding tray is prevented from shaking in the descending process, and the locating installation is guaranteed to be reliable.
According to the utility model discloses a some embodiments, it is provided with down the mounting panel, a plurality of to measure the guide rail below the gauge head is installed down on the mounting panel, be provided with a plurality of support columns and a plurality of tray reference column, a plurality of on the mounting panel down the support column is with a plurality of the top surface of tray reference column with material loading tray bottom surface butt. As a large part of a piece to be detected, the size is large, the weight is heavy, the feeding tray provided with the piece to be detected can be reliably supported by arranging the plurality of supporting columns, the feeding tray can be reliably positioned on the horizontal plane by arranging the plurality of tray positioning columns, and therefore reliable positioning and installation of the piece to be detected are achieved.
According to the utility model discloses a some embodiments, it is provided with the mounting panel, and is a plurality of to measure the guide rail top it installs to go up the gauge head go up on the mounting panel, it is connected with the drive to go up the master cylinder that the mounting panel goes up and down. Go up the mounting panel through the master cylinder drive and go up and down, install a plurality of upper gauge heads of last mounting panel and go up and down simultaneously, when descending, tentatively be close to the piece that awaits measuring to each upper gauge head stretches out respectively as required and inserts the downthehole of the piece that awaits measuring, measures the back, and each upper gauge head contracts, and upper mounting panel drives all upper gauge heads and rises simultaneously, so that the part is seen off.
According to the utility model discloses a some embodiments, it is provided with a plurality of pins that compress tightly to go up the mounting panel, it is provided with the rubber pressure head to compress tightly the pin, the rubber pressure head with await measuring an upper surface butt. Through the contact of rubber pressure head and the piece that awaits measuring, compress tightly the piece that awaits measuring, guarantee that the piece installation that awaits measuring is reliable to the pressure head that adopts rubber to make has the cushioning effect, protects the piece surface that awaits measuring.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic view of the overall structure of an aperture diameter measuring machine according to an embodiment of the present invention;
fig. 2 is a schematic view of an assembly structure of the upper gauge head and the lower gauge head shown in fig. 1;
fig. 3 is a schematic structural view of the elevator shown in fig. 1;
FIG. 4 is a schematic view of an assembled structure of the loading tray shown in FIG. 1;
FIG. 5 is a schematic view of the structure of the loading tray shown in FIG. 4;
FIG. 6 is a schematic view of an assembled structure of the correction tray shown in FIG. 1;
FIG. 7 is a schematic view of an assembled structure of the tray connecting plate shown in FIG. 1;
fig. 8 is a schematic view of an assembly structure of the upper probe shown in fig. 1;
FIG. 9 is a schematic view of the mounting structure of the lower probe shown in FIG. 1;
fig. 10 is a structural view of the hold-down pin shown in fig. 8.
Reference numerals:
measuring guide rail 100, connecting rod 101, guide rail limiting block 102, nut 110, slide block 120, positioning cylinder 130, positioning cylinder sleeve 131,
A feeding guide rail 200, a feeding tray 210, an auxiliary positioning block 211, a pre-positioning station 212, a feeding positioning pin 213, a proximity switch 220, a scanner 230,
A correcting guide 300, a correcting tray 310, a correcting positioning pin 311,
The top plate 400, the main cylinder 401, the upper mounting plate 410, the guide sleeve 411, the upper gauge head 420, the gauge head cylinder 421, the hold-down pin 430, the pin body 431, the press pin limit column 4311, the pin sleeve 432, the limit hole 4321, the pressure spring 433, the rubber pressure head 434, the upper gauge head, the lower gauge head and the lower gauge head,
A bottom plate 500, a guide column 501, a lower mounting plate 510, a support column 511, a tray positioning column 512, a lower probe 520,
An elevator 600, a screw 610, a servo motor 620, an elevating guide rail 630,
A pallet cylinder 700, a pallet connecting plate 710, a connecting pin 711, a pin hole 712, a pin hole,
The tray pulley 800.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
An inner diameter measuring machine according to an embodiment of the present invention is described below with reference to fig. 1 to 10.
As shown in fig. 1 and fig. 2, according to the utility model discloses pore diameter measuring machine, including measuring guide rail 100, it has material loading guide rail 200 to measure the joint of guide rail 100 one end, it is provided with material loading tray 210 to slide on the material loading guide rail 200, it is provided with a plurality of gauge heads 420 on the measuring guide rail 100 top, it is connected with the gauge head driving piece that gauge head 420 goes up and down in the drive to go up gauge head 420, it is provided with a plurality of lower gauge heads 520 to measure the guide rail 100 below, it is connected with lift 600 to measure guide rail 100, lift 600 drive measuring guide rail 100 goes up and down, make measuring guide rail 100 and material loading guide rail 200 joint or.
Specifically, the gauge head driving part is connected with last gauge head 420 one-to-one, gauge head 420 in the independent control, the gauge head driving part sets up to gauge head cylinder 421, measure the equal symmetrical level setting of guide rail 100 and material loading guide rail 200, furthermore, be connected with connecting rod 101 between two measurement guide rails 100, the one end of measuring guide rail 100 and material loading guide rail 200 joint is provided with guide rail stopper 102, guide rail stopper 102 is the L type, guide rail stopper 102's horizontal segment up end and measurement guide rail 100 bottom surface contact, vertical section and the one side contact of measuring guide rail 100 towards lift 600.
It is understood that the test object is mounted on the feeding tray 210, the feeding tray 210 moves along the feeding guide 200, the feeding tray 210 is transferred to the measuring guide 100, under the driving of the lifter 600, the measuring guide rail 100 is controlled to descend, the feeding tray 210 provided with the piece to be measured descends along with the descending, so that the plurality of lower probes 520 are correspondingly inserted into the holes on the bottom surface of the workpiece to be measured, the probe driving member independently drives the plurality of upper probes 420 to descend and be inserted into the holes on the top surface of the workpiece to be measured, the inner diameter of the holes on the top surface and the bottom surface of the piece to be measured can be measured at the same time, the measuring speed is high, the efficiency is high, the working hours are saved, automatic feeding and measuring, high automation degree, avoiding the influence of human factors on the measuring result, being beneficial to improving the measuring precision, after the measurement is finished, the feeding tray 210 rises along with the measurement guide rail 100 until the guide rail stopper 102 abuts against the feeding guide rail 200, and the measurement guide rail 100 stops rising.
As shown in fig. 3, in some embodiments of the present invention, the elevator 600 includes a vertically disposed lead screw 610, the lead screw 610 is connected to a servo motor 620, the measuring rail 100 is provided with a nut 110, and the nut 110 is in threaded connection with the lead screw 610.
Specifically, the lifters 600 are arranged in pairs and connected with the symmetrically arranged measurement guide rails 100 in a one-to-one correspondence manner, the lifting guide rails 630 are symmetrically arranged on two sides of the lead screw 610, the sliders 120 are arranged on the measurement guide rails 100, and the sliders 120 are slidably connected with the lifting guide rails 630.
It can be understood that the servo motor 620 drives the screw rod 610 to rotate, the nut 110 is connected with the screw rod 610 through threads of the nut 110, the nut 110 moves up and down along the screw rod 610 to drive the measuring guide rail 100 to lift, so that the feeding tray 210 provided with the to-be-measured piece is lifted up and down, the to-be-measured piece is mounted on the lower measuring head 520 during descending, the to-be-measured piece is separated from the lower measuring head 520 during ascending, and in the lifting process, the sliding block 120 is matched and oriented with the lifting guide rail 630 to assist in supporting, so that the feeding tray 210.
As shown in fig. 1 and 6, in some embodiments of the present invention, the other end of the measuring rail 100 is coupled with a correcting rail 300, a correcting tray 310 is slidably disposed on the correcting rail 300, the correcting tray 310 is used for installing a correcting member, and the correcting tray 310 is connected with a correcting driving assembly for driving the correcting tray 310 to move.
It can be understood that, before formal measurement is performed, the upper measuring head 420 and the lower measuring head 520 need to be corrected and zeroed, the correction driving assembly drives the correction tray 310 to move along the correction guide rail 300, the correction tray 310 provided with the correction piece is conveyed to the measurement guide rail 100, the elevator 600 controls the measurement guide rail 100 to descend, the correction piece is arranged on the lower measuring head 520, the lower measuring head 520 is inserted into a hole in the bottom surface of the correction piece, the upper measuring head 420 descends and is inserted into a hole in the top surface of the correction piece, the upper measuring head 420 and the lower measuring head 520 are corrected and zeroed at the same time, the correction efficiency is high, and the improvement of the measurement accuracy is facilitated.
As shown in fig. 4 to 6, in some embodiments of the present invention, the bottom of the correction tray 310 and the bottom of the feeding tray 210 are provided with a plurality of tray pulleys 800, the cross section of each pulley is U-shaped, correspondingly, the cross section of the contact part between the feeding guide rail 200, the measuring guide rail 100 and the correction guide rail 300 and the tray pulleys 800 is arc-shaped, the tray pulleys 800 at the bottom of the feeding tray 210 slide on the feeding guide rail 200 and the measuring guide rail 100 to realize the feeding and discharging of the workpiece to be measured, and the tray pulleys 800 at the bottom of the correction tray 310 slide on the correction guide rail 300 and the measuring guide rail 100 to realize the feeding and discharging of the calibration piece.
Further, the feeding tray 210 is connected with a feeding driving assembly for driving the feeding tray 210 to move, the correcting driving assembly is consistent with the feeding driving assembly in structure and comprises a tray cylinder 700, a tray connecting plate 710 is arranged at the movable end of the tray cylinder 700, a plurality of connecting pins 711 are arranged on the tray connecting plate 710, pin holes 712 are arranged on the feeding tray 210 and the correcting tray 310, and the connecting pins 711 are correspondingly inserted into the pin holes 712. Wherein, in order to save the installation space, the tray cylinder 700 employs a rodless cylinder.
It can be understood that, taking the feeding tray 210 as an example, the connecting pin 711 is inserted into the pin hole 712, the tray connecting plate 710 is connected to the feeding tray 210, so that the tray cylinder 700 can drive the feeding tray 210 to move from the feeding guide rail 200 to the measuring guide rail 100, then the feeding tray 210 descends along with the measuring guide rail 100, the connecting pin 711 is separated from the pin hole 712, the tray cylinder 700 retracts, interference between the tray cylinder 700 and the upper measuring head 420 is avoided, the measuring work is ensured to be orderly and reliable, the upper measuring head 420 descends for measurement, after the measurement is completed, the upper measuring head 420 is lifted, the tray cylinder 700 extends, the feeding tray 210 ascends along with the measuring guide rail 100, so that the connecting pin 711 is reinserted into the pin hole 712, and the feeding tray 210 moves to the feeding guide rail 200 under the driving of the tray cylinder 700 for blanking.
As shown in fig. 3, 4 and 6, in some embodiments of the present invention, the measuring rail 100 is provided with a positioning cylinder 130, the feeding tray 210 is provided with a positioning cylinder sleeve 131, and the piston end of the positioning cylinder 130 is inserted into the positioning cylinder sleeve 131. Further, the calibration tray 310 is also provided with a positioning cylinder 131 accordingly.
By taking the feeding tray 210 as an example, when the feeding tray 210 is located on the measuring guide rail 100, the movable end of the positioning cylinder 130 extends out and is matched with the positioning cylinder sleeve 131 to position the feeding tray 210, so that the feeding tray 210 is prevented from shaking in the descending process of the measuring guide rail 100, and the positioning and the installation are ensured to be reliable.
As shown in fig. 4 and 5, in some embodiments of the present invention, a plurality of auxiliary positioning blocks 211 are disposed on the feeding tray 210, the plurality of auxiliary positioning blocks 211 enclose a pre-positioning station 212, a plurality of feeding positioning pins 213 are disposed in the pre-positioning station 212, and the plurality of feeding positioning pins 213 are inserted into the positioning holes of the to-be-measured piece. Further, a proximity switch 220 is arranged at the bottom of the feeding tray 210, and a detection end of the proximity switch 220 penetrates through the feeding tray 210 to be in contact with the bottom surface of the workpiece to be detected.
It can be understood that, because the piece that awaits measuring is large-scale part, and is bulky, generally need constantly remove with the adjusting position, realize the location, it is very troublesome, enclose into prepositioning station 212 through assistance-localization real-time piece 211, when installing the piece that awaits measuring, put into prepositioning station 212 with the piece that awaits measuring earlier, finely tune the position in prepositioning station 212, make material loading locating pin 213 insert in the locating hole of the piece that awaits measuring, realize quick location, whether install in place through proximity switch 220 detection piece that awaits measuring, guarantee that the piece that awaits measuring installs reliably.
As shown in fig. 4, in some embodiments of the utility model, can also increase according to actual need and set up bar code collector 230, bar code collector 230 installs in material loading tray 210 one side, and it has the identification code to correspond to paste on the piece that awaits measuring, can distinguish the measurement information who stores different pieces that await measuring through scanning the identification code.
As shown in fig. 6, in some embodiments of the present invention, a plurality of alignment pins 311 are disposed on the alignment tray 310, so that the alignment members can be quickly positioned and installed on the alignment tray 310. The calibration piece is positioned and installed through the calibration positioning pin 311, so that the calibration piece is prevented from deviating.
As shown in fig. 2 and 8, in some embodiments of the present invention, an upper mounting plate 410 is disposed above the measuring rail 100, a plurality of upper probes 420 are mounted on the upper mounting plate 410, and the upper mounting plate 410 is connected to a main cylinder 401 for driving the upper mounting plate 410 to ascend and descend. Further, the upper mounting plate 410 is provided with a plurality of pressing pins 430, the pressing pins 430 are provided with rubber pressing heads 434, and the rubber pressing heads 434 are abutted to the upper surface of the piece to be tested.
Specifically, as shown in fig. 10, the pressing pin 430 includes a pin body 431 and a pin sleeve 432, the pin body 431 is movably inserted into the pin sleeve 432, a pressure spring 433 is sleeved on the pin body 431, two ends of the pressure spring 433 are respectively abutted to the pin body 431 and the pin sleeve 432, a rubber pressure head 434 is installed at the tail end of the pin sleeve 432, a pressing pin limiting column 4311 is arranged at the tail end of the pin body 431, a limiting hole 4321 is formed in the pin sleeve 432, and the pressing pin limiting column 4311 is inserted into the limiting hole 4321 and moves in the limiting hole 4321.
It can be understood that, in order to facilitate the large part to be measured to enter the measurement guide rail 100, the lower probe 520 is fixedly arranged, the upper probe 420 is located above the lower probe 520, a sufficient space height is reserved between the upper probe 420 and the lower probe 520, during measurement, the upper probe 420 needs to be inserted into a hole on the top surface of the part to be measured, in order to ensure the measurement accuracy of the upper probe 420, the moving stroke of the upper probe 420 is reduced, the plurality of upper probes 420 are mounted on the upper mounting plate 410, the upper mounting plate 410 is driven by the main cylinder 401, the plurality of upper probes 420 descend simultaneously, the rubber pressure head 434 contacts with the top surface of the part to be measured, has a buffering function, protects the surface of the part to be measured, as the upper mounting plate 410 continues to descend, the pressure spring 433 is compressed, the pressure pin limiting column 4311 moves in the limiting hole 4321 and moves to the bottom end of the limiting hole 4321, the upper mounting plate 410 stops descending, the upper probe 420 approaches the, the upper measuring heads 420 are inserted into the holes on the top surface of the piece to be measured, the inner diameters of the holes are measured, after the measurement is completed, the upper measuring heads 420 retract, the upper mounting plate 410 is controlled by the main cylinder 401 to ascend, and all the upper measuring heads 420 ascend and reset so as to facilitate the sending of parts.
As shown in fig. 2 and 9, in some embodiments of the present invention, a lower mounting plate 510 is disposed below the measuring rail 100, a plurality of lower probes 520 are mounted on the lower mounting plate 510, a plurality of supporting columns 511 and a plurality of tray positioning columns 512 are disposed on the lower mounting plate 510, and top surfaces of the supporting columns 511 and the tray positioning columns 512 are abutted against a bottom surface of the feeding tray 210.
Because the piece to be measured is large-scale part, and is bulky, and weight is heavier, adopts a plurality of support columns 511, can reliably support the material loading tray 210 of installing the piece to be measured, guarantees that material loading tray 210 atress is balanced, sets up a plurality of tray reference columns 512 simultaneously, reliably fixes a position material loading tray 210 on the horizontal plane, avoids material loading tray 210 slope and influence the measurement accuracy, realizes the reliable location installation of the piece to be measured, is favorable to guaranteeing the measurement accuracy.
Further, as shown in fig. 2, a bottom plate 500 is arranged below the lower mounting plate 510, a top plate 400 is arranged above the upper mounting plate 410, the main cylinder 401 is mounted on the top plate 400, a plurality of guide posts 501 are connected between the top plate 400 and the bottom plate 500, the upper mounting plate 410 is provided with guide sleeves 411, and the guide sleeves 411 are slidably sleeved on the guide posts 501. When the main cylinder 401 drives the upper mounting plate 410 to lift, the guide sleeve 411 slides along the guide column 501, so that the upper mounting plate 410 is ensured to lift directionally.
An inner diameter measuring machine according to an embodiment of the present invention is described in detail with reference to fig. 1 to 10 as a specific embodiment. It is to be understood that the following description is illustrative only and is not intended as a specific limitation on the invention.
The hole inner diameter measuring machine according to the embodiment of the utility model comprises a top plate 400 and a bottom plate 500, four guide posts 501 are arranged between the top plate 400 and the bottom plate 500, a main cylinder 401 is arranged on the top plate 400, the main cylinder 401 is connected with an upper mounting plate 410, the upper mounting plate 410 is provided with four guide sleeves 411, the guide sleeves 411 are movably sleeved on the guide posts 501 in a one-to-one correspondence manner, the bottom surface of the upper mounting plate 410 is provided with three upper measuring heads 420 and two hold-down pins 430, each upper measuring head 420 is connected with a measuring head cylinder 421, the hold-down pins 430 comprise a pin body 431 and a pin sleeve 432 which are movably inserted, the pin body 431 is sleeved with a pressure spring 433, two ends of the pressure spring 433 are respectively abutted against the pin body 431 and the pin body 431, the tail end of the pin body 431 is provided with a pressure pin limiting post 4311, and moves in the limit hole 4321, and the rubber pressure head 434 is installed at the tail end of the pin sleeve 432.
A lower mounting plate 510 is fixedly provided on the bottom plate 500, four lower probes 520 are fixedly mounted on the upper end surface of the lower mounting plate 510, and a plurality of support columns 511 and a plurality of tray positioning columns 512 are provided in the circumferential direction on the upper end surface of the lower mounting plate 510.
The measuring guide rail 100 is arranged between the upper measuring head 420 and the lower measuring head 520, the measuring guide rails 100 are symmetrically arranged on the horizontal plane, the connecting rod 101 is connected between the two measuring guide rails 100, each measuring guide rail 100 is connected with a lifter 600, the lifter 600 comprises a screw 610 and a servo motor 620 for driving the screw 610, the lifting guide rails 630 are symmetrically arranged on two sides of the screw 610, the measuring guide rails 100 are provided with nuts 110 and sliding blocks 120, the nuts 110 are in threaded connection with the screw 610, and the sliding blocks 120 are in sliding connection with the lifting guide rails 630.
The two ends of the measuring guide rail 100 are respectively jointed with a correcting guide rail 300 and a feeding guide rail 200, and a guide rail limiting block 102 is arranged at one joint end of the measuring guide rail 100 and the feeding guide rail 200.
Be provided with material loading tray 210 on the material loading guide rail 200, material loading tray 210 one side is provided with bar code scanner 230, it has the identification code to paste to correspond on the piece that awaits measuring, material loading tray 210 bottom is provided with a plurality of tray pulleys 800, tray pulley 800 slides and sets up on material loading guide rail 200, be provided with a plurality of auxiliary positioning blocks 211 that enclose into prepositioning station 212 on the material loading tray 210, be provided with a plurality of material loading locating pins 213 in the prepositioning station 212, material loading tray 210 bottom is provided with proximity switch 220, material loading tray 210 is passed to proximity switch 220's sense terminal, with the contact of the piece bottom surface that awaits measuring.
The correcting guide rail 300 is provided with a correcting tray 310, the bottom of the correcting tray 310 is provided with a plurality of tray pulleys 800, the tray pulleys 800 are arranged on the correcting guide rail 300 in a sliding mode, the correcting tray 310 is provided with a plurality of correcting positioning pins 311, and the correcting positioning pins 311 are correspondingly inserted into positioning holes in the bottom surface of the correcting piece.
The correction tray 310 and the feeding tray 210 are both provided with two positioning cylinder sleeves 131, one side of the measuring guide rail 100, which faces away from the lifter 600, is provided with two positioning cylinders 130, and piston ends of the positioning cylinders 130 are inserted into the positioning cylinder sleeves 131 in a one-to-one correspondence manner.
The correcting tray 310 and the feeding tray 210 are both connected with a tray cylinder 700, the movable end of the tray cylinder 700 is connected with a tray connecting plate 710, the tray connecting plate 710 is provided with two connecting pins 711, the correcting tray 310 and the feeding tray 210 are both provided with two pin holes 712, and the connecting pins 711 are inserted into the pin holes 712 in a one-to-one correspondence manner.
According to the utility model discloses pore diameter measuring machine, through so setting up, some effects as follows at least can be reached, before measuring to the piece that awaits measuring, send proofreading to measuring guide rail 100 earlier through proofreading tray 310, rectify last gauge head 420 and lower gauge head 520, be favorable to improving measurement accuracy, install the piece that awaits measuring through material loading tray 210, carry the piece that awaits measuring to measuring guide rail 100, lift 600 control measurement guide rail 100 descends, a plurality of gauge heads 520 insert the downthehole of piece bottom surface that awaits measuring down, gauge head 420 descends and inserts the downthehole of piece top surface that awaits measuring on the gauge head driving piece drive a plurality of, make can measure the piece that awaits measuring simultaneously, the internal diameter in the hole of lower two sides, measuring speed is fast, and labor hour is saved, autoloading, measure, the degree of automation is high, be favorable to improving measurement accuracy.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (10)
1. A bore diameter measuring machine, comprising:
a measuring guide rail, one end of which is jointed with a feeding guide rail;
the feeding tray is arranged on the feeding guide rail in a sliding manner;
the upper measuring heads are arranged above the measuring guide rail and are provided with a plurality of measuring heads, and the upper measuring heads are connected with a measuring head driving part for driving the upper measuring heads to ascend and descend;
the lower measuring heads are arranged below the measuring guide rail, and a plurality of lower measuring heads are arranged;
and the lifter is connected with the measuring guide rail and drives the measuring guide rail to lift.
2. The bore diameter measuring machine according to claim 1, wherein: the other end joint of measuring the guide rail has the correction guide rail, it is provided with the correction tray to rectify to slide on the guide rail, the correction tray is used for installing the calibration piece, the correction tray is connected with and is used for the drive the correction drive assembly that the correction tray removed.
3. The bore diameter measuring machine according to claim 1, wherein: the elevator comprises a vertically arranged screw rod, the screw rod is connected with a servo motor, the measuring guide rail is provided with a nut, and the nut is in threaded connection with the screw rod.
4. The bore diameter measuring machine according to claim 1, wherein: the loading tray is provided with a plurality of auxiliary positioning blocks, the auxiliary positioning blocks surround a pre-positioning station, a plurality of loading positioning pins are arranged in the pre-positioning station, and the loading positioning pins are inserted into positioning holes of the piece to be tested.
5. The bore diameter measuring machine according to claim 1, wherein: and a proximity switch is arranged at the bottom of the feeding tray, and the detection end of the proximity switch penetrates through the feeding tray to be contacted with the bottom surface of the workpiece to be detected.
6. The bore diameter measuring machine according to claim 1, wherein: the material loading tray is connected with a material loading driving assembly used for driving the material loading tray to move, the material loading driving assembly comprises a tray cylinder, a tray connecting plate is arranged at the movable end of the tray cylinder, a plurality of connecting pins are arranged on the tray connecting plate, the material loading tray is provided with pin holes, and the connecting pins are inserted into the pin holes.
7. The bore diameter measuring machine according to claim 1, wherein: the measuring guide rail is provided with a positioning cylinder, the feeding tray is provided with a positioning cylinder sleeve, and the piston end of the positioning cylinder is inserted into the positioning cylinder sleeve.
8. The bore diameter measuring machine according to claim 1, wherein: the lower mounting plate is arranged below the measuring guide rail, the lower measuring heads are mounted on the lower mounting plate, a plurality of supporting columns and a plurality of tray positioning columns are arranged on the lower mounting plate, and the supporting columns and the tray positioning columns are in butt joint with the bottom surface of the feeding tray.
9. The bore diameter measuring machine according to claim 1, wherein: an upper mounting plate is arranged above the measuring guide rail, a plurality of upper measuring heads are mounted on the upper mounting plate, and the upper mounting plate is connected with a main cylinder.
10. The bore diameter measuring machine of claim 9, wherein: the upper mounting plate is provided with a plurality of pressing pins, the pressing pins are provided with rubber pressure heads, and the rubber pressure heads are abutted to the upper surface of the piece to be tested.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022112035.8U CN213021516U (en) | 2020-09-23 | 2020-09-23 | Bore inner diameter measuring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022112035.8U CN213021516U (en) | 2020-09-23 | 2020-09-23 | Bore inner diameter measuring machine |
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| Publication Number | Publication Date |
|---|---|
| CN213021516U true CN213021516U (en) | 2021-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022112035.8U Active CN213021516U (en) | 2020-09-23 | 2020-09-23 | Bore inner diameter measuring machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113532760A (en) * | 2021-06-30 | 2021-10-22 | 西峡县飞龙汽车部件有限公司 | Flywheel casing air tightness detection device and detection method |
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2020
- 2020-09-23 CN CN202022112035.8U patent/CN213021516U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113532760A (en) * | 2021-06-30 | 2021-10-22 | 西峡县飞龙汽车部件有限公司 | Flywheel casing air tightness detection device and detection method |
| CN113532760B (en) * | 2021-06-30 | 2024-04-09 | 西峡县飞龙汽车部件有限公司 | Flywheel housing air tightness detection device and detection method |
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