CN213474650U

CN213474650U - Swimming type propelling mechanism for conveying workpieces

Info

Publication number: CN213474650U
Application number: CN202021571658.5U
Authority: CN
Inventors: 邢宏罡
Original assignee: Dongguan Wanwei Automation Equipment Co ltd
Current assignee: Dongguan Wanwei Automation Equipment Co ltd
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2021-06-18
Anticipated expiration: 2030-07-31

Abstract

The utility model discloses a swimming formula advancing mechanism for carrying work piece, including being fixed in the fixed bolster of board below, be equipped with the transverse slide rail on the fixed bolster, be equipped with transverse translation microscope carrier and the two sliding connection on the transverse slide rail, be fixed with the longitudinal slide rail on the transverse translation microscope carrier, be equipped with longitudinal movement microscope carrier and the two sliding connection on the longitudinal slide rail, be fixed with the lateral shifting cylinder on the fixed bolster, the output shaft of lateral shifting cylinder is connected in the transverse translation microscope carrier, be fixed with the longitudinal movement cylinder on the transverse translation microscope carrier, the output shaft of longitudinal movement cylinder is connected in the longitudinal movement microscope carrier, the top of longitudinal movement microscope carrier is fixed with the transverse translation support arm of horizontal setting, the transverse translation support arm passes the board and upwards extends, be fixed with a plurality of shifting blocks that are parallel to each other on the transverse translation support arm, a plurality of. The utility model discloses can improve the work piece accuracy in place and improve the processing and detect the precision.

Description

Swimming type propelling mechanism for conveying workpieces

Technical Field

The utility model relates to a work piece conveying mechanism especially relates to a swimming formula advancing mechanism for carrying work piece.

Background

In the prior art, in some processing and detection occasions, a process of individually processing or individually detecting a workpiece is usually involved, in order to cooperate with automatic processing or detection, a pushing mechanism and a conveying track are required to cooperate to complete conveying of the workpiece, a common pushing means is to sequentially offset a plurality of workpieces, thrust is applied to the tail end of the workpiece through the pushing mechanism, and then the plurality of workpieces are driven to be conveyed forwards, and the conveying mode generally has the following problems: firstly, if a force application point is used for applying force to a plurality of workpieces simultaneously, the thrust of the force application point is large, and the workpieces are easy to break out or have large friction; in addition, the batch propelling mode hardly ensures that each workpiece is accurate in place, so that the machining and detection precision is greatly reduced, and the production requirement is difficult to meet.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in, not enough to prior art provides one kind can exert thrust alone to every work piece, can guarantee that the work piece carries in proper order station by station, and then improves the work piece accuracy of targetting in place and the swimming formula advancing mechanism who is used for carrying the work piece that improves the processing and detects the precision.

In order to solve the technical problem, the utility model adopts the following technical scheme.

A swimming type propulsion mechanism for conveying workpieces is arranged on a preset machine table, a conveying rail is arranged on the machine table and used for bearing a plurality of workpieces, the swimming type propulsion mechanism comprises a fixed support fixed below the machine table, a transverse sliding rail is arranged on the fixed support, a transverse translation platform deck is arranged on the transverse sliding rail and is in sliding connection with the transverse translation platform deck, a longitudinal sliding rail is fixed on the transverse translation platform deck, a longitudinal movement platform deck is arranged on the longitudinal sliding rail and is in sliding connection with the longitudinal movement platform deck, a transverse movement cylinder is fixed on the fixed support, an output shaft of the transverse movement cylinder is connected with the transverse translation platform deck, a longitudinal movement cylinder is fixed on the transverse translation platform deck, an output shaft of the longitudinal movement cylinder is connected with the longitudinal movement platform deck, and a transverse translation support arm arranged transversely is fixed at the top end of the longitudinal movement platform deck, the transverse translation support arm penetrates through the machine table and extends upwards, a plurality of shifting blocks which are parallel to each other are fixed on the transverse translation support arm, the shifting blocks are uniformly distributed on the transverse translation support arm, the shifting blocks are perpendicular to the transverse translation support arm, the longitudinal moving cylinder drives the transverse translation support arm to move up and down, the shifting blocks enter and exit from two adjacent workpieces, the transverse moving cylinder drives the transverse translation support arm to move transversely, and the shifting blocks push the workpieces in the discharging direction one by one.

Preferably, the machine table is provided with two mutually parallel conveying rails, the transverse translation support arm is positioned between the two conveying rails, and the middle of the shifting block is fixedly connected with the transverse translation support arm, so that the shifting block extends out of two sides of the transverse translation support arm, and workpieces on the two conveying rails are simultaneously shifted by means of the shifting block.

Preferably, one end of the fixing support, which is far away from the transverse moving cylinder, is fixed with a transverse limiting support, a transverse limiting ejector pin is arranged on the transverse limiting support, and the transverse limiting ejector pin is aligned with the transverse translation carrying platform.

Preferably, the transverse limiting ejector pin is in threaded fit with the transverse limiting support.

Preferably, the machine table is provided with a feeding mechanism for conveying a workpiece to be detected, the feeding end of the conveying track is arranged opposite to the discharging end of the feeding mechanism, the vertical height of the feeding end of the conveying track is greater than that of the discharging end of the feeding mechanism, a feeding lifting cylinder is fixed below the machine table, a feeding lifting block is fixed on an output shaft of the feeding lifting cylinder, the feeding lifting block is located between the feeding end of the conveying track and the discharging end of the feeding mechanism, when the feeding lifting cylinder drives the feeding lifting block to descend, the feeding lifting block is aligned with the discharging end of the feeding mechanism, the workpiece conveyed by the feeding mechanism is translated to the feeding lifting block, when the feeding lifting cylinder drives the feeding lifting block to ascend, the feeding lifting block is aligned with the feeding end of the conveying track, when the transverse moving cylinder drives the transverse translation support arm to move transversely, the shifting block pushes the workpiece on the feeding lifting block into the conveying track.

Preferably, the feeding lifting block is an inverted 'L' block.

Preferably, the fixed support is fixed with two transverse sliding rails, the two transverse sliding rails are parallel to each other, and the transverse translation carrying platform is arranged on the two transverse sliding rails in a straddling manner.

Preferably, two longitudinal slide rails are fixed on the transverse translation stage, the two longitudinal slide rails are parallel to each other, and the longitudinal translation stage is arranged on the two longitudinal slide rails in a straddling manner.

The utility model discloses a swimming formula advancing mechanism for carrying work piece, in the execution process, the longitudinal movement cylinder orders about earlier horizontal translation support arm downstream, until the shifting block gets into between two adjacent work pieces, then the transverse movement cylinder orders about horizontal translation support arm forward motion, a plurality of shifting blocks on the horizontal translation support arm promote a station simultaneously forward with a plurality of work pieces respectively, then the longitudinal movement cylinder orders about horizontal translation support arm upward movement, the transverse movement cylinder orders about again horizontal translation support arm rearward motion waits to carry out next propulsion action. Based on the above principle, the utility model discloses a swimming formula action process under the effect of horizontal translation support arm and a plurality of shifting blocks, can exert thrust alone to every work piece for the work piece is carried forward station by station one by one, compares prior art, the utility model discloses the transportation process that can not only guarantee the work piece is more smooth and easy, can guarantee moreover that the work piece reachs corresponding station more accurately, helps improving work piece machining precision or detects the precision, has satisfied the production requirement betterly.

Drawings

FIG. 1 is a perspective view of an automatic go/no-go gauge tester;

FIG. 2 is a top view of the interior of the automatic go/no-go gauge tester;

FIG. 3 is a first internal perspective view of the go/no-go gauge automatic detection machine;

FIG. 4 is a second internal perspective view of the automatic go/no-go gauge tester;

FIG. 5 is a partial block diagram of the feed mechanism and the delivery track;

FIG. 6 is a block diagram of a swimming propulsion mechanism;

FIG. 7 is a view showing the construction of a scrap discharge mechanism;

FIG. 8 is a structural view of a workpiece positioning portion;

FIG. 9 is a perspective view of a stop gauge detecting mechanism;

fig. 10 is a perspective view of the gauge detection mechanism.

Detailed Description

The present invention will be described in more detail with reference to the accompanying drawings and examples.

Example one

The embodiment provides a swimming type propulsion mechanism for conveying workpieces, as shown in fig. 4, 5 and 6, the swimming type propulsion mechanism 4 is installed on a preset machine table 1, a conveying rail 3 is arranged on the machine table 1, the conveying rail 3 is used for bearing a plurality of workpieces 100, the swimming type propulsion mechanism 4 includes a fixed support 40 fixed below the machine table 1, a transverse slide rail 41 is arranged on the fixed support 40, a transverse translation stage 42 is arranged on the transverse slide rail 41 and is slidably connected with the transverse translation stage 42, a longitudinal slide rail 43 is fixed on the transverse translation stage 42, a longitudinal movement stage 44 is arranged on the longitudinal slide rail 43 and is slidably connected with the longitudinal movement stage 44, a transverse movement cylinder 45 is fixed on the fixed support 40, an output shaft of the transverse movement cylinder 45 is connected to the transverse translation stage 42, and a longitudinal movement cylinder 46 is fixed on the transverse translation stage 42, an output shaft of the longitudinal moving cylinder 46 is connected to the longitudinal moving carrier 44, a transverse moving support arm 47 arranged transversely is fixed at the top end of the longitudinal moving carrier 44, the transverse moving support arm 47 penetrates through the machine table 1 and extends upwards, a plurality of mutually parallel shifting blocks 48 are fixed on the transverse moving support arm 47, the shifting blocks 48 are uniformly distributed on the transverse moving support arm 47, the shifting blocks 48 are perpendicular to the transverse moving support arm 47, the longitudinal moving cylinder 46 drives the transverse moving support arm 47 to move up and down so as to enable the shifting blocks 48 to enter and exit from between two adjacent workpieces 100, and the transverse moving cylinder 45 drives the transverse moving support arm 47 to move transversely so as to enable the shifting blocks 48 to push the workpieces 100 towards a discharging direction one by one station.

In the execution process of the mechanism, the longitudinal moving cylinder 46 drives the transverse moving support arm 47 to move downwards until the shifting block 48 enters between two adjacent workpieces 100, then the transverse moving cylinder 45 drives the transverse moving support arm 47 to move forwards, the shifting blocks 48 on the transverse moving support arm 47 respectively push a plurality of workpieces 100 forwards at the same time to one station, then the longitudinal moving cylinder 46 drives the transverse moving support arm 47 to move upwards, and the transverse moving cylinder 45 drives the transverse moving support arm 47 to move backwards again to wait for executing the next pushing action. Based on the above principle, the utility model discloses a swimming formula action process under the effect of horizontal translation support arm 47 and a plurality of shifting block 48, can exert thrust alone to every work piece 100 for work piece 100 is carried forward one by one station, compares prior art, the utility model discloses can not only guarantee that work piece 100's transportation process is more smooth and easy, can guarantee moreover that work piece 100 reachs corresponding station more accurately, helps improving work piece machining precision or detects the precision, has satisfied the production requirement betterly.

In order to meet the requirement of batch conveying, in this embodiment, the machine table 1 is provided with two conveying tracks 3 parallel to each other, the transverse translation support arm 47 is located between the two conveying tracks 3, the middle of the shifting block 48 is fixedly connected with the transverse translation support arm 47, so that the shifting block 48 extends out to two sides of the transverse translation support arm 47, and the shifting block 48 is used for simultaneously shifting the workpieces 100 on the two conveying tracks 3.

In order to limit the sliding stroke of the lateral translation stage 42, in this embodiment, a lateral limiting bracket 49 is fixed to an end of the fixing bracket 40 away from the lateral moving cylinder 45, and a lateral limiting thimble 490 is disposed on the lateral limiting bracket 49, and the lateral limiting thimble 490 is aligned with the lateral translation stage 42.

In order to facilitate the adjustment of the position of the lateral position-limiting thimble 490, in this embodiment, the lateral position-limiting thimble 490 is screwed to the lateral position-limiting bracket 49.

In order to better cooperate with the horizontal translation support arm 47 of swimming type motion and simultaneously play a role of avoiding to the shifting block 48, the feeding part is specially provided in the embodiment, specifically: the machine table 1 is provided with a feeding mechanism 2 for conveying a workpiece 100 to be detected, a feeding end of the conveying track 3 is arranged opposite to a discharging end of the feeding mechanism 2, the vertical height of the feeding end of the conveying track 3 is greater than that of the discharging end of the feeding mechanism 2, a feeding lifting cylinder 20 is fixed below the machine table 1, a feeding lifting block 21 is fixed on an output shaft of the feeding lifting cylinder 20, the feeding lifting block 21 is positioned between the feeding end of the conveying track 3 and the discharging end of the feeding mechanism 2, when the feeding lifting cylinder 20 drives the feeding lifting block 21 to descend, the feeding lifting block 21 is aligned with the discharging end of the feeding mechanism 2, the workpiece 100 conveyed by the feeding mechanism 2 is translated to the feeding lifting block 21, and when the feeding lifting cylinder 20 drives the feeding lifting block 21 to ascend, the feeding lifting block 21 is aligned with the feeding end of the conveying track 3, and when the transverse moving cylinder 45 drives the transverse translation support arm 47 to move transversely, the shifting block 48 pushes the workpiece 100 on the feeding lifting block 21 into the conveying track 3.

In the above structure, under the action of the feeding lifting cylinder 20, the feeding lifting block 21 can be driven to ascend or descend, that is: and when the device descends, the feeding mechanism 2 takes materials, and when the device ascends, the shifting block 48 is waited to push the workpiece into the conveying track 3, so that the conflict between the tail end of the feeding mechanism 2 and the moving space of the shifting block 48 can be avoided based on the principle, and the matching capacity and the linkage performance of the device are further improved.

As a preferable mode, the feeding lifting block 21 is an inverted "L" block.

In order to realize stable translation, in this embodiment, two transverse slide rails 41 are fixed on the fixed bracket 40, the two transverse slide rails 41 are parallel to each other, and the transverse translation stage 42 spans over the two transverse slide rails 41.

Correspondingly, two longitudinal slide rails 43 are fixed on the horizontal translation stage 42, the two longitudinal slide rails 43 are parallel to each other, and the longitudinal movement stage 44 is spanned on the two longitudinal slide rails 43.

Example two

This embodiment has provided a lead to no-go gage automated inspection machine for detecting screw hole, combine fig. 1 to fig. 10 to show, it is including board 1, be equipped with feed mechanism 2, delivery track 3, swimming formula advancing mechanism 4, no-go gage detection mechanism 5, lead to rule detection mechanism 6 and good material collecting box 7 on the board 1, wherein:

the feeding mechanism 2 is used for conveying a workpiece 100 to be detected;

the feeding end of the conveying track 3 is adjacent to the discharging end of the feeding mechanism 2;

the swimming type propelling mechanism 4 is arranged in parallel with the conveying track 3, and the swimming type propelling mechanism 4 is used for propelling the workpieces 100 conveyed by the feeding mechanism 2 into the conveying track 3 and propelling the workpieces 100 on the conveying track 3 to the discharging direction one by one;

the no-go gauge detection mechanism 5 is arranged adjacent to the conveying track 3, and the no-go gauge detection mechanism 5 is used for detecting a no-go gauge of the workpiece 100 conveyed to a station below the no-go gauge detection mechanism 5;

the go gauge detection mechanism 6 is arranged adjacent to the conveying track 3, the go gauge detection mechanism 6 is positioned on the discharge side of the no-go gauge detection mechanism 5, and the go gauge detection mechanism 6 is used for carrying out go gauge detection on the workpiece 100 conveyed to a station below the go gauge detection mechanism 6;

the good material receiving box 7 is located on the discharging side of the conveying rail 3, and the good material receiving box 7 is used for collecting the workpieces 100 conveyed out of the conveying rail 3.

In the working process of the automatic go-no go gauge detection machine, the feeding mechanism 2 is firstly utilized to convey the workpiece 100 to be detected, then the swimming type pushing mechanism 4 pushes the workpiece 100 conveyed by the feeding mechanism 2 into the conveying track 3, meanwhile, the workpiece 100 on the conveying track 3 is pushed towards the discharging direction one by one, in the conveying process, the no-go gauge detection mechanism 5 carries out no-go gauge detection on the workpiece 100 conveyed to a station below the no-go gauge detection mechanism 5, meanwhile, the go gauge detection mechanism 6 carries out go gauge detection on the workpiece 100 conveyed to a station below the go gauge detection mechanism 6, and finally, the workpiece 100 conveyed by the conveying track 3 falls into the good piece receiving box 7, and then the workpiece 100 is collected. Compared with the prior art, the utility model discloses automatic feeding and automatic conveying can be realized to can not only improve detection efficiency at automated inspection screw hole in transportation process, have more the automated performance moreover, save the cost of labor greatly, satisfy the application demand betterly.

In order to realize batch detection, in this embodiment, the quantity of feed mechanism 2, delivery track 3, no-go gage detection mechanism 5 and lead to rule detection mechanism 6 is two, feed mechanism 2 with delivery track 3 one-to-one, two no-go gage detection mechanism 5 branches locate two delivery track 3's both sides, and two lead to rule detection mechanism 6 branches locate two delivery track 3's both sides.

In order to collect the in-place situation of the workpiece 100 and count the workpiece 100, in this embodiment, a laser sensor 30 is fixed on the outer side of the conveying track 3, a detection end of the laser sensor 30 faces the workpiece 100, and when the laser sensor 30 detects the workpiece 100, an electrical signal is output.

In the detection process, once the threaded hole of the workpiece 100 does not meet the requirement, the waste workpiece needs to be removed in time, for this purpose, the embodiment includes a waste blanking mechanism 33, the waste blanking mechanism 33 includes a push-pull block 31, the push-pull block 31 is embedded on the conveying track 3, the top surface of the push-pull block 31 is flush with the conveying surface of the conveying track 3, the push-pull block 31 is connected with the conveying track 3 in a sliding manner, a waste port 10 is formed on a machine table 1 at the bottom of the push-pull block 31, a waste box 11 corresponding to the waste port 10 is arranged below the machine table 1, a push-pull cylinder 32 is fixed on the machine table 1, an output shaft of the push-pull cylinder 32 is connected to the push-pull block 31, when the workpiece 100 conveyed to the feeding side of the push-pull block 31 is waste, the push-pull cylinder 32 drives the push-pull block 31 to move outwards, so that the waste opening 10 is exposed, when the swimming type propulsion mechanism 4 pushes the workpiece 100 again, the workpiece 100 drops into the waste box 11 through the waste opening 10.

Further, the sliding direction of the push-pull block 31 is perpendicular to the length direction of the conveying track 3.

In order to guide the waste workpiece, in this embodiment, a waste guide slot 12 is fixed at the bottom of the machine platform 1, and the waste box 11 is located below an outlet of the waste guide slot 12.

In this embodiment, the discharge side of the no-go gauge detection mechanism 5 and the discharge side of the go gauge detection mechanism 6 are both provided with the waste blanking mechanism 33.

In the detection process, because lead to rule and no-go gage need be to the screw hole screw in, so can exert certain torsion to work piece 100, in order to avoid work piece 100 to take place the angular displacement, the work piece positioning mechanism has been add to this embodiment, specifically indicates: vertical through-hole 34 has all been seted up on the station of no-go gage detection mechanism 5 below and on the station of leading to gage detection mechanism 6 below, vertical through-hole 34 run through in delivery track 3's upper and lower both sides, the below of board 1 is fixed with the location cylinder 35 of vertical setting, be fixed with location elevator 36 on the telescopic shaft of location cylinder 35, the top of location elevator 36 be formed with can with the 100 joint complex location of work piece indicates 360, works as work piece 100 transmits extremely during vertical through-hole 34 top, location cylinder 35 orders about location elevator 36 rises, in order to order the location indicate 360 with work piece 100 looks block, and then will work piece 100 be located on the station of no-go gage detection mechanism 5 below and on the station of leading to gage detection mechanism 6 below.

In order to improve the dustproof capability of the equipment, in this embodiment, a case 13 is fixed on the machine table 1, and the feeding mechanism 2, the conveying track 3, the swimming type propulsion mechanism 4, the no-go gauge detection mechanism 5 and the go gauge detection mechanism 6 are all arranged in the case 13.

In order to better describe the technical solution of the present invention, this embodiment further relates to an automatic go-no-go gauge detection process for detecting a threaded hole, which is shown in fig. 1 to 10, and the process is implemented based on a detection machine, the detection machine comprises a machine table 1, the machine table 1 is provided with a feeding mechanism 2, a conveying track 3, a swimming type propulsion mechanism 4, a no-go gauge detection mechanism 5, a go-no gauge detection mechanism 6 and a good piece receiving box 7, a feeding end of the conveying track 3 is adjacent to a discharging end of the feeding mechanism 2, the swimming type propulsion mechanism 4 is parallel to the conveying track 3, the no-go gauge detection mechanism 5 is adjacent to the conveying track 3, the go-no gauge detection mechanism 6 is located at a discharging side of the no-go gauge detection mechanism 5, the good piece receiving box 7 is located at a discharging side of the conveying track 3, the process comprises the following steps:

step S1, conveying the workpiece 100 to be detected by the feed mechanism 2;

step S2, the swimming type pushing mechanism 4 pushes the workpiece 100 conveyed by the feeding mechanism 2 into the conveying track 3, and simultaneously pushes the workpiece 100 on the conveying track 3 to a discharging direction one by one;

step S3, the no-go gauge detection mechanism 5 carries out no-go gauge detection on the workpiece 100 conveyed to a station below the no-go gauge detection mechanism 5;

step S4, the go gauge detection mechanism 6 carries out go gauge detection on the workpiece 100 conveyed to a station below the go gauge detection mechanism 6;

in step S5, the work 100 conveyed by the conveying rail 3 drops into the good material receiving box 7, and the work 100 is collected.

EXAMPLE III

In the existing threaded hole detection process, a gauge head and a gauge head are generally used for detection, and the qualified condition of a threaded hole is obtained by judging whether the gauge head and the gauge head can pass through the threaded hole or not. The existing go-no go gauge screwing action is generally completed manually by means of tools, the detection mode is low in efficiency, the labor cost is high, and the detection requirement is difficult to meet.

To this end, the present embodiment provides a go-no go gauge detection mechanism capable of automatically screwing in and screwing out a go-no go gauge and automatically judging the qualified condition of a threaded hole, so as to improve detection efficiency, improve detection accuracy and save detection cost, as shown in fig. 4, 9 and 10, the go-no go gauge detection mechanism includes a no go gauge detection mechanism 5 and a go gauge detection mechanism 6, the no go gauge detection mechanism 5 and the go gauge detection mechanism 6 are both installed on a preset machine table 1, a conveying track 3 is provided on the machine table 1, the conveying track 3 is used for conveying a plurality of workpieces 100, the no go gauge detection mechanism 5 and the go gauge detection mechanism 6 are both arranged adjacent to the conveying track 3, the go gauge detection mechanism 6 is located on a discharge side of the no go gauge detection mechanism 5, the no go gauge detection mechanism 5 is used for driving a no go gauge head 500 to screw in the threaded hole of the workpiece 100, the go gauge detection mechanism 6 is used for driving a go gauge head 600 to screw in the threaded hole of the workpiece 100, the no-go gauge detection mechanism 5 comprises a vertical support 50, a vertical slide rail 51 is fixed on the vertical support 50, a vertical slide seat 52 is arranged on the vertical slide rail 51, a vertical slide arm 520 is arranged on the vertical slide seat 52, the vertical slide arm 520 can slide up and down relative to the vertical slide seat 52 by a preset length, a fixed support arm 521 is arranged on the vertical slide seat 52, the fixed support arm 521 is positioned above the vertical slide arm 520, a vertical push rod 522 is arranged on the fixed support arm 521 in a penetrating manner and is in sliding connection with the vertical push rod 522, a spring 523 is sleeved on the vertical push rod 522, the upper end of the spring 523 abuts against the fixed support arm 521, the lower end of the spring 523 is connected with the vertical push rod 522, the lower end of the vertical push rod 522 is aligned with the vertical slide arm 520, and the vertical push rod 522 is driven to elastically abut against the vertical slide arm 520 by means of elastic force, the caliper detection mechanism 5 includes a lifting sensing mechanism 55 for sensing a lifting state of the vertical slide arm 520, a vertically disposed precession motor 53 is fixed on the vertical slide arm 520, a rotating shaft 530 of the precession motor 53 is disposed downward, the caliper head 500 is mounted at a lower end of the rotating shaft 530, a vertical support 50 is fixed with a vertical feeding motor module 54, a driving end of the vertical feeding motor module 54 is connected to the vertical slide seat 52, the vertical slide seat 52 is driven to slide up and down by the vertical feeding motor module 54, the caliper head 500 is driven to rotate forward or backward by the precession motor 53, and then the caliper head 500 is driven to screw in or screw out from a threaded hole of the workpiece 100, when the caliper head 500 does not pass through the threaded hole, the vertical slide arm 520 rises relative to the vertical slide seat 52, the lifting sensing mechanism 55 outputs an electrical signal, when the gauge head 500 passes through the threaded hole, the vertical sliding arm 520 is static relative to the vertical sliding seat 52, no electric signal is output from the lifting sensing mechanism 55, and the structure of the go gauge detecting mechanism 6 is the same as that of the no-go gauge detecting mechanism 5.

In the go-no-go gauge detection mechanism, under the matching action of the vertical feeding motor module 54 and the screwing motor 53, the go-no-go gauge head 500 and the go-no-go gauge head 600 can be driven to lift and rotate in the forward and reverse directions, so as to complete the action of screwing in or screwing out the threaded hole, on the basis, if the go-no-go gauge head 500 does not pass through the threaded hole, the vertical sliding arm 520 rises relative to the vertical sliding seat 52 under the action of resistance, and at the moment, the lifting sensing mechanism 55 senses the rising action of the vertical sliding arm 520, and then outputs an electric signal to indicate that the no-go gauge detection is qualified; when the stop gauge head 500 passes through the threaded hole, the vertical sliding arm 520 is static relative to the vertical sliding seat 52, no electric signal is output by the lifting sensing mechanism 55, and the stop gauge is unqualified when the threaded hole is too large. Because the structure of the go gauge detection mechanism 6 is the same as that of the no-go gauge detection mechanism 5, the go gauge detection mechanism 6 also realizes the automatic judgment of the pass gauge detection qualification through the principle. Compared with the prior art, the utility model discloses not only realized leading to the function of the automatic screw in screw hole of no-go gage, can judge the qualified circumstances of screw hole automatically moreover, improved leading to no-go gage detection efficiency greatly and detected the accuracy, can not only save the detection cost, satisfied the detection requirement moreover betterly.

Preferably, the lifting sensing mechanism 55 includes a pick 550 and an infrared pair sensor 551, the pick 550 is fixed on the vertical slide arm 520, the infrared pair sensor 551 is fixed on the vertical slide 52, and when the vertical slide arm 520 is lifted relative to the vertical slide 52, the pick 550 passes through the infrared pair sensor 551 to enable the infrared pair sensor 551 to generate an electrical signal.

The lifting sensing mechanism 55 with the above structure is only used as a preferred mode, but not limited to this in practical application, that is, other mechanisms with the same sensing function can be replaced according to actual needs, and these alternatives all belong to the protection scope of the present invention.

In order to improve the stability and reliability of the rotation, in this embodiment, a bearing seat 531 is fixed on the vertical sliding arm 520, a bearing 532 is disposed in the bearing seat 531, and the rotating shaft 530 passes through the bearing 532.

In order to limit the sliding stroke of the vertical sliding seat 52, in this embodiment, a vertical limiting support 501 is fixed on the vertical support 50, a vertical limiting thimble 502 is arranged on the vertical limiting support 501, the vertical limiting support 501 is located below the vertical sliding seat 52, and the vertical limiting thimble 502 is aligned with the vertical sliding seat 52.

In order to adjust the position of the vertical position-limiting thimble 502 conveniently, in this embodiment, the vertical position-limiting thimble 502 is screwed on the vertical position-limiting bracket 501.

The above is only the embodiment of the present invention, and is not intended to limit the present invention, and all modifications, equivalent replacements or improvements made within the technical scope of the present invention should be included within the protection scope of the present invention.

Claims

1. A swimming type advancing mechanism for conveying workpieces, the swimming type advancing mechanism (4) is installed on a preset machine table (1), a conveying track (3) is arranged on the machine table (1), the conveying track (3) is used for bearing a plurality of workpieces (100), the swimming type advancing mechanism is characterized in that the swimming type advancing mechanism (4) comprises a fixed support (40) fixed below the machine table (1), a transverse sliding rail (41) is arranged on the fixed support (40), a transverse translation stage (42) is arranged on the transverse sliding rail (41) and is in sliding connection with the transverse translation stage, a longitudinal sliding rail (43) is fixed on the transverse translation stage (42), a longitudinal movement stage (44) is arranged on the longitudinal sliding rail (43) and is in sliding connection with the longitudinal movement stage and the transverse movement stage, a transverse movement cylinder (45) is fixed on the fixed support (40), an output shaft of the transverse movement cylinder (45) is connected with the transverse translation stage (42), a longitudinal moving cylinder (46) is fixed on the transverse moving platform deck (42), an output shaft of the longitudinal moving cylinder (46) is connected to the longitudinal moving platform deck (44), a transverse moving support arm (47) which is transversely arranged is fixed at the top end of the longitudinal moving platform deck (44), the transverse moving support arm (47) penetrates through the machine table (1) and extends upwards, a plurality of parallel shifting blocks (48) are fixed on the transverse moving support arm (47), the shifting blocks (48) are uniformly distributed on the transverse moving support arm (47), the shifting blocks (48) are perpendicular to the transverse moving support arm (47), the transverse moving support arm (47) is driven to move up and down by the longitudinal moving cylinder (46), so that the shifting blocks (48) enter and exit from two adjacent workpieces (100), and the transverse moving support arm (47) is driven to move transversely by the transverse moving cylinder (45), so that the shifting block (48) pushes the workpiece (100) towards the discharging direction one by one.

2. The swimming type propulsion mechanism for conveying workpieces as claimed in claim 1, wherein the machine table (1) is provided with two mutually parallel conveying tracks (3), the transverse translation arm (47) is located between the two conveying tracks (3), the middle of the shifting block (48) is fixedly connected with the transverse translation arm (47), so that the shifting block (48) extends out to two sides of the transverse translation arm (47), and the workpieces (100) on the two conveying tracks (3) are shifted simultaneously by means of the shifting block (48).

3. The swimming propulsion mechanism for transporting workpieces according to claim 1, wherein a lateral limiting bracket (49) is fixed to an end of the fixed bracket (40) away from the lateral moving cylinder (45), a lateral limiting ejector pin (490) is provided on the lateral limiting bracket (49), and the lateral limiting ejector pin (490) is aligned with the lateral translation stage (42).

4. A swimming propulsion mechanism for transporting workpieces according to claim 3, wherein the lateral limit thimble (490) is screw-engaged with the lateral limit bracket (49).

5. The swimming type propulsion mechanism for conveying workpieces as claimed in claim 1, wherein the machine table (1) is provided with a feeding mechanism (2) for conveying workpieces (100) to be detected, the feeding end of the conveying track (3) is arranged opposite to the discharging end of the feeding mechanism (2), the vertical height of the feeding end of the conveying track (3) is greater than that of the discharging end of the feeding mechanism (2), a feeding lifting cylinder (20) is fixed below the machine table (1), a feeding lifting block (21) is fixed on an output shaft of the feeding lifting cylinder (20), the feeding lifting block (21) is located between the feeding end of the conveying track (3) and the discharging end of the feeding mechanism (2), and when the feeding lifting cylinder (20) drives the feeding lifting block (21) to descend, the feeding lifting block (21) is aligned with the discharging end of the feeding mechanism (2), the workpiece (100) conveyed out by the feeding mechanism (2) is translated to the feeding lifting block (21), when the feeding lifting cylinder (20) drives the feeding lifting block (21) to ascend, the feeding lifting block (21) is enabled to be parallel to the feeding end of the conveying track (3), and when the transverse moving cylinder (45) drives the transverse moving support arm (47) to transversely move, the shifting block (48) pushes the workpiece (100) on the feeding lifting block (21) into the conveying track (3).

6. A swimming type propulsion mechanism for transporting workpieces according to claim 5, characterised in that the loading lifting block (21) is an inverted "L" block.

7. The swimming propulsion mechanism for transporting workpieces according to claim 1, wherein two transverse sliding rails (41) are fixed on the fixed support (40), the two transverse sliding rails (41) are parallel to each other, and the transverse translation stage (42) straddles the two transverse sliding rails (41).

8. The mechanism according to claim 1, wherein said transversal translation stage (42) has two longitudinal slides (43) fixed thereto, said two longitudinal slides (43) being parallel to each other, said longitudinal translation stage (44) being straddled between said two longitudinal slides (43).