CN114777600A - Thread detection equipment - Google Patents

Thread detection equipment Download PDF

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Publication number
CN114777600A
CN114777600A CN202210295697.4A CN202210295697A CN114777600A CN 114777600 A CN114777600 A CN 114777600A CN 202210295697 A CN202210295697 A CN 202210295697A CN 114777600 A CN114777600 A CN 114777600A
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CN
China
Prior art keywords
fixed
threaded rod
plate
thread
welded
Prior art date
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CN202210295697.4A
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Chinese (zh)
Inventor
祝晓东
郑亚生
李岩
胡志刚
俞晨曦
杨志伟
方红卫
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Zhejiang Zhonggong Petrochemical Equipment Co ltd
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Zhejiang Zhonggong Petrochemical Equipment Co ltd
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Publication date
Application filed by Zhejiang Zhonggong Petrochemical Equipment Co ltd filed Critical Zhejiang Zhonggong Petrochemical Equipment Co ltd
Priority to CN202210295697.4A priority Critical patent/CN114777600A/en
Publication of CN114777600A publication Critical patent/CN114777600A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00Measuring arrangements characterised by the use of mechanical techniques
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05CAPPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C1/00Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating
    • B05C1/02Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to separate articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B11/00Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/0002Arrangements for supporting, fixing or guiding the measuring instrument or the object to be measured

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • A Measuring Device Byusing Mechanical Method (AREA)

Abstract

The invention discloses a thread detection device, belonging to the thread detection field, comprising a fixed base, the fixed base is connected with a mounting plate in a limiting and sliding way, the bottom end of the mounting plate is provided with a positioning driving component, a graduated scale and a storage box are welded and fixed on the top end face of the fixed base, a servo motor is welded and fixed on the side end face of the mounting plate, a second fixed frame is welded and fixed on the connecting plate, clamping and positioning components are respectively arranged in the first fixed frame and the second fixed frame, the top of the storage box is provided with a through hole in a penetrating way, the storage box is internally provided with an adjustable automatic marking assembly, the problems that the traditional thread hole detection mode is difficult to realize the automation and high efficiency of the internal thread detection work, the detection cost is higher, and meanwhile, the qualification of the internal thread cannot be accurately and visually observed are solved, and the automatic and stable marking work of the qualified workpiece to be detected is inconvenient to carry out.

Description

Thread detection equipment
Technical Field
The invention relates to the field of thread detection, in particular to thread detection equipment.
Background
In the mechanical processing, a thread is cut on a cylindrical shaft or the surface of an inner hole by using a cutter or a grinding wheel, at the moment, a workpiece rotates one turn, the cutter moves a certain distance along the axial direction of the workpiece, a mark cut on the workpiece by the cutter is the thread, the thread formed on the outer circular surface is called an external thread, the thread formed on the surface of the inner hole is called an internal thread, and the internal thread is inconvenient to observe inside parts of the internal thread, so that a worker needs to perform tapping detection by combining a thread gauge after the processing of the internal thread is finished;
traditional screw hole detection mode is mainly that artifical handheld screw thread gauge carries out tapping detection to the screw hole, because the work piece that awaits measuring is by machine batch production, a large amount, therefore, need consume a large amount of manpowers, the material resources are treated and are detected the work piece and carry out the testing work, be difficult to realize the automation and the high efficiency of internal thread testing work, the detection cost is higher, and simultaneously, the staff is using the screw thread gauge to carry out the tapping detection in-process to the screw hole, can not carry out accurate audio-visual observation to the internal thread qualification, and inconvenient waiting to detect that qualified to detect the work piece and carry out automatic stabilization's mark work, and the staff is in long-time working process, very easily lead to the testing work to the error because of labour fatigue, consequently, need provide a screw thread check out test set and satisfy user's demand.
Disclosure of Invention
The present invention has been made in view of the problems occurring in the conventional thread sensing apparatus.
In order to solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions: the utility model provides a screw thread check out test set, includes unable adjustment base, spacing sliding connection has the mounting panel on the unable adjustment base, location drive assembly is installed to the bottom of mounting panel, welded fastening has scale and storage box on unable adjustment base's the top face, welded fastening has servo motor on the side end face of mounting panel, welded fastening has first fixed frame on servo motor's the output shaft, it is connected with first threaded rod to rotate on unable adjustment base's the top face, the bottom of first threaded rod is connected with the drive belt, screw connection has the connecting plate on the first threaded rod, welded fastening has the fixed frame of second on the connecting plate, all install centre gripping locating component in the fixed frame of first fixed frame and second, the through-hole has been run through at the top of storage box, install the automatic mark subassembly of regulation formula in the storage box.
As a preferable aspect of the thread detecting apparatus of the present invention, wherein: the positioning driving assembly comprises a magnetic plate, the magnetic plate is welded and fixed on the side end face of the bottom of the mounting plate, a connecting push rod is connected to the magnetic plate through screws, the connecting push rod is connected to the fixing base in a limiting sliding mode, a magnetic ring is connected to the inner screw of the fixing base, a fixing spring is welded and fixed on the side end face of the bottom of the mounting plate, and the other end of the fixing spring is welded and fixed in the fixing base.
As a preferable aspect of the thread detecting apparatus of the present invention, wherein: the diameter of the connecting push rod is smaller than the inner diameter of the magnetic ring, the outer diameter of the magnetic ring is equal to the diameter of the magnetic plate, and the magnetic attraction force between the magnetic plate and the magnetic ring is larger than the elastic force of the fixed spring.
As a preferable aspect of the thread detecting apparatus of the present invention, wherein: the centre gripping locating component includes the worm, be the rotation connection between worm and the fixed frame of first fixed frame and second, the meshing is connected with the worm wheel on the worm, worm wheel welded fastening is on the fixed axle, the fixed axle rotates to be connected in the fixed frame of first fixed frame and second, welded fastening has first circular gear on the fixed axle, the meshing is connected with the circular gear of second on the first circular gear, the meshing is connected with the wheel tooth pole on the circular gear of second, the spacing sliding connection of wheel tooth pole is on the fixed frame of first fixed frame and second, welded fastening has the linkage plate on the top face of wheel tooth pole, welded fastening has the grip block on the linkage plate, the meshing is connected with the rubber pad on the grip block.
As a preferable aspect of the thread detecting apparatus of the present invention, wherein: the worm wheel is connected respectively at the inside central point of first fixed frame and the inside central point of second fixed frame, the equal angular distribution of second circular gear is on first circular gear, second circular gear passes through the connection board and the grip block one-to-one on the pinion rod, the bottom middle part at the grip block is fixed to the connection board.
As a preferable aspect of the thread detecting apparatus of the present invention, wherein: the first threaded rods are symmetrically distributed on two sides of the connecting plate, the first threaded rods on the two sides are connected through a transmission belt, the connecting plate is fixed in the middle of the second fixing frame, the length of a chute where the mounting plate is located is smaller than that of the graduated scale, and the side end face of the mounting plate is attached to the side end face of the graduated scale.
As a preferable aspect of the thread detecting apparatus of the present invention, wherein: the automatic subassembly of marking of regulation formula includes the second threaded rod, the second threaded rod rotates to be connected in unable adjustment base, welded fastening has fixed coil on the second threaded rod, the winding has the rope of dragging on the fixed coil, the other end bolt joint of dragging the rope is fixed in the bottom of mounting panel, welded fastening has volute spiral spring on the second threaded rod, volute spiral spring's outer end welded fastening is in spacing frame, spacing frame welded fastening is in unable adjustment base.
As a preferable aspect of the thread detecting apparatus of the present invention, wherein: the second threaded rod rotates through sealed bearing and connects the bottom in the storage box, threaded connection has the connecting sleeve pole on the second threaded rod, the top screwed connection of connecting sleeve pole has the sponge dish, the spacing sliding connection of connecting sleeve pole is on first filter plate, first filter plate screwed connection is in the storage box, the screwed connection has the second filter plate in the connecting sleeve pole, threaded connection has the third threaded rod on the second filter plate, the top screwed connection of third threaded rod has fixed push pedal.
As a preferable aspect of the thread detecting apparatus of the present invention, wherein: the connecting sleeve rod is fixed in the middle of the bottom of the sponge disc, the diameter of the sponge disc is smaller than that of the through hole, the central axis of the sponge disc and the central axis of the fixed push plate are all located on the same vertical central line, and the diameter of the third threaded rod is smaller than that of the inner space of the second threaded rod.
Compared with the prior art, the invention has the beneficial effects that:
1. be provided with location drive subassembly and first threaded rod, utilize first threaded rod can wait to detect on the centre gripping locating component to detect spare part and carry out convenient efficient altitude mixture control work, and then can adjust the screw gauge on the centre gripping locating component of opposite side to and wait to detect the screw hole center alignment of spare part, and utilize under the drive action of servo motor and fixed spring on the mounting panel, can accomplish the detection achievement of waiting to detect the spare part screw hole of same batch by automatic efficient, meanwhile, the mounting panel is in the motion process, the combination scale can carry out audio-visual accurate show observation work to the testing result of screw hole, and then can effectively improve the work efficiency that check out test set detected in batches, the suitability of check out test set has effectively been improved simultaneously.
2. The adjustable automatic marking assembly is arranged, when the detection of the threaded holes is qualified, the mounting plate can drive the thread gauge on the clamping and positioning assembly to move to the leftmost side, the volute spring can drive the second threaded rod to rotate in the connecting sleeve rod, the connecting sleeve rod can drive the sponge disc to move upwards to be in contact with parts, and then the qualified parts can be automatically marked, so that the disorder of the qualified and unqualified parts can be effectively avoided, the working efficiency of the detection equipment is effectively improved, the use diversity and the high efficiency of the detection equipment are effectively increased, when the detection is unqualified, the movement distance of the mounting plate is insufficient, no mark can be generated, and by the rotation of the third threaded rod, the middle part of the sponge disc can be pushed to bulge upwards by the fixed push plate, and then the qualified marking work can be performed on the threaded holes with different depths, thereby effectively improving the applicability of the detection equipment.
3. Be provided with the centre gripping locating component, utilize the rotation of worm, combine the drive of worm wheel and first circular gear, the second circular gear who connects through each meshing can drive the round rack bar that corresponding meshing is connected simultaneously to the intermediate motion on the fixed frame of second, each round rack bar can drive corresponding grip block simultaneously to the intermediate motion on the fixed frame of second through the joint board this moment, combine the rubber pad can wait to detect spare part and screw thread gauge to different specifications size and carry out convenient stable centre gripping fixed work, and then can guarantee follow-up convenient and high-efficient to the change centre gripping detection achievement of same batch spare part, detection device's use high efficiency and convenience have effectively been improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise. Wherein:
FIG. 1 is a schematic view of an overall three-dimensional structure of a thread inspection apparatus according to the present invention;
FIG. 2 is a schematic perspective view of a first threaded rod of a thread detecting device according to the present invention;
FIG. 3 is a schematic perspective view of a magnetic ring of a thread detecting device according to the present invention;
FIG. 4 is a schematic diagram of an overall front view structure of a thread inspection apparatus according to the present invention;
FIG. 5 is a schematic view of the thread measuring device of the present invention shown at A in FIG. 4;
FIG. 6 is a schematic view of a clamping plate structure of a thread inspection apparatus according to the present invention;
FIG. 7 is a schematic side view of an adapter plate of a thread sensing device according to the present invention;
FIG. 8 is a side view of a worm of a thread testing device of the present invention;
FIG. 9 is a side view of the rack bar of the thread measuring device of the present invention;
FIG. 10 is a schematic view of a rubber pad structure of a thread inspection apparatus of the present invention;
FIG. 11 is a schematic view of the thread measuring device of the present invention shown at B in FIG. 4;
FIG. 12 is a schematic top view of a spiral spring of a thread testing apparatus according to the present invention;
FIG. 13 is a schematic view of a fixed push plate of a thread testing apparatus according to the present invention;
FIG. 14 is a top view of a connection sleeve of a thread testing device according to the present invention.
The reference numbers in the figures: 1. a fixed base; 2. mounting a plate; 3. positioning a driving component; 301. a magnetic plate; 302. connecting a push rod; 303. a magnetic ring; 304. a fixed spring; 4. a graduated scale; 5. a servo motor; 6. a first fixed frame; 7. clamping and positioning components; 701. a worm; 702. a worm gear; 703. a fixed shaft; 704. a first circular gear; 705. a second circular gear; 706. a gear rack rod; 707. a connection plate; 708. a clamping plate; 709. a rubber pad; 8. a first threaded rod; 9. a transmission belt; 10. a connecting plate; 11. a second fixed frame; 12. pulling the rope; 13. fixing the coil; 14. a limiting frame; 15. a volute spiral spring; 16. a storage box; 17. a through hole; 18. an adjustable automatic marking assembly; 1801. a second threaded rod; 1802. connecting the loop bar; 1803. a sponge tray; 1804. a first filter screen plate; 1805. a second screen plate; 1806. a third threaded rod; 1807. and fixing the push plate.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced otherwise than as specifically described herein, and it will be appreciated by those skilled in the art that the present invention may be practiced without departing from the spirit and scope of the present invention and that the present invention is not limited by the specific details disclosed below.
Next, the present invention is described in detail with reference to the drawings, and in the detailed description of the embodiments of the present invention, the cross-sectional view illustrating the structure of the device is not enlarged partially in general scale for the convenience of illustration, and the drawings are only exemplary, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
Examples
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1-14, a thread detection device, including unable adjustment base 1, limit sliding connection has mounting panel 2 on unable adjustment base 1, location drive assembly 3 is installed to the bottom of mounting panel 2, welded fastening has scale 4 and storage box 16 on the face of unable adjustment base 1's top, welded fastening has servo motor 5 on the face of mounting panel 2's side end, welded fastening has first fixed frame 6 on servo motor 5's the output shaft, welded fastening has first threaded rod 8 on the face of unable adjustment base 1's top, the bottom of first threaded rod 8 is connected with drive belt 9, screwed fastening has connecting plate 10 on first threaded rod 8, welded fastening has the fixed frame 11 of second on connecting plate 10, all install centre gripping locating component 7 in first fixed frame 6 and the fixed frame 11 of second, the top of storage box 16 runs through and has seted up through-hole 17, install regulation formula automatic marking component 18 in the storage box 16.
The clamping and positioning components 7 on two sides can be used for respectively carrying out convenient and efficient adaptive clamping and fixing work on parts to be detected and a thread gauge, then the positioning driving component 3 and the first threaded rod 8 are used for driving in a matching way, the detection work of threaded holes of the parts to be detected in the same batch can be automatically and efficiently completed, meanwhile, the mounting plate 2 can be used for carrying out visual and accurate display and observation work on the detection result of the threaded holes by combining the graduated scale 4 in the motion process, the working efficiency of the detection equipment can be effectively improved, the applicability of the detection equipment is effectively improved, and in the motion process of the mounting plate 2, the qualified parts can be automatically marked by combining the adjustable automatic marking component 18, so that the disorder of the qualified and unqualified parts can be effectively avoided, and the working efficiency of the detection equipment is effectively improved, meanwhile, the use diversity and the high efficiency of the detection equipment are effectively increased.
In this example, the positioning driving assembly 3 includes a magnetic plate 301, the magnetic plate 301 is welded and fixed on the bottom side end surface of the mounting plate 2, a connection push rod 302 is connected to the magnetic plate 301 through a screw, the connection push rod 302 is connected to the fixing base 1 in a limited sliding manner, a magnetic ring 303 is connected to the screw in the fixing base 1, a fixing spring 304 is welded and fixed on the bottom side end surface of the mounting plate 2, and the other end of the fixing spring 304 is welded and fixed in the fixing base 1.
The diameter of the connecting push rod 302 is smaller than the inner diameter of the magnetic ring 303, the outer diameter of the magnetic ring 303 is equal to the diameter of the magnetic plate 301, and the magnetic attraction force between the magnetic plate 301 and the magnetic ring 303 is larger than the elastic force of the fixed spring 304.
When the magnetic plate 301 and the magnetic ring 303 are adsorbed, the elastic force of the fixing spring 304 cannot cause the magnetic plate 301 and the magnetic ring 303 to be separated, so that the positioning operation stability of the mounting plate 2 can be ensured, and the subsequent stability and safety of the clamping thread gauge can be ensured.
In this example, the clamping and positioning assembly 7 includes a worm 701, the worm 701 is rotatably connected with the first fixing frame 6 and the second fixing frame 11, a worm wheel 702 is engaged and connected to the worm 701, the worm wheel 702 is welded and fixed to the fixing shaft 703, the fixing shaft 703 is rotatably connected to the first fixing frame 6 and the second fixing frame 11, a first circular gear 704 is welded and fixed to the fixing shaft 703, a second circular gear 705 is engaged and connected to the first circular gear 704, a pinion rod 706 is engaged and connected to the second circular gear 705, the pinion rod 706 is spacing and slidably connected to the first fixing frame 6 and the second fixing frame 11, a connecting plate 707 is welded and fixed to a top end surface of the pinion rod 706, a clamping plate 708 is welded and fixed to the connecting plate 707, and a rubber pad 709 is engaged and connected to the clamping plate 708.
The worm wheel 702 is connected to the inner center portion of the first fixing frame 6 and the inner center portion of the second fixing frame 11, the second circular gears 705 are equiangularly distributed on the first circular gear 704, the second circular gears 705 are in one-to-one correspondence with the holding plates 708 through the connecting plates 707 on the rack bar 706, and the connecting plates 707 are fixed to the middle portions of the bottoms of the holding plates 708.
Utilize each grip block 708 can carry out convenient efficient centre gripping fixed work to waiting to detect spare part and screw thread gauge to different specifications size respectively, and then can guarantee follow-up detection achievement's convenient and high efficiency, effectively improved check out test set's use high efficiency.
In this example, the first threaded rods 8 are symmetrically distributed on two sides of the connecting plate 10, the first threaded rods 8 on the two sides are connected through the transmission belt 9, the connecting plate 10 is fixed in the middle of the second fixing frame 11, the length of the chute in which the mounting plate 2 is located is smaller than that of the graduated scale 4, and the side end face of the mounting plate 2 is attached to the side end face of the graduated scale 4.
Above-mentioned structure guarantees that mounting panel 2 combines scale 4 can carry out audio-visual accurate observation show work to the testing result of screw hole in the motion process, has increased check out test set's use variety.
In this example, the automatic mark subassembly 18 of regulation formula includes second threaded rod 1801, and second threaded rod 1801 rotates to be connected in unable adjustment base 1, and welded fastening has fixed coil 13 on second threaded rod 1801, and the last winding of fixed coil 13 has the rope 12 of dragging, and the other end bolt of rope 12 of dragging is fixed in the bottom of mounting panel 2, and welded fastening has spiral spring 15 on second threaded rod 1801, and the outer end welded fastening of spiral spring 15 is in spacing frame 14, and spacing frame 14 welded fastening is in unable adjustment base 1.
The stability of the working state of the volute spiral spring 15 in the limiting frame 14 is ensured, and the convenience and the high efficiency of the subsequent automatic driving work of the adjustable automatic marking assembly 18 can be further ensured, so that the convenience and the high efficiency of the marking work can be ensured.
In this example, the second threaded rod 1801 is rotatably connected to the bottom of the storage box 16 through a seal bearing, the second threaded rod 1801 is connected to a connecting sleeve 1802 through a screw, a sponge plate 1803 is connected to a top end screw of the connecting sleeve 1802, the connecting sleeve 1802 is connected to the first filter screen plate 1804 in a limiting sliding manner, the first filter screen plate 1804 is connected to the storage box 16 through a screw, the second filter screen plate 1805 is connected to the connecting sleeve 1802 through a screw, the third threaded rod 1806 is connected to the second filter screen plate 1805 through a screw, and a top end screw of the third threaded rod 1806 is connected to a fixed push plate 1807.
The connecting sleeve 1802 is fixed at the middle part of the bottom of the sponge disc 1803, the diameter of the sponge disc 1803 is smaller than that of the through hole 17, the central axis of the sponge disc 1803 and the central axis of the fixed push plate 1807 are all located on the same vertical central line, and the diameter of the third threaded rod 1806 is smaller than the diameter of the inner space of the second threaded rod 1801.
Effectively avoid third threaded rod 1806 to second threaded rod 1801's harmful effects, combine fixed push pedal 1807 can highly carry out convenient stable adaptability to sponge dish 1803's use and adjust the work, and then can guarantee to the convenient and stable of the detection mark work of the different degree of depth screw holes.
It should be noted that the present invention is a thread detecting apparatus, firstly, a worker can select a part to be detected with qualified threads, and rotate a thread gauge into a threaded hole of the part to be detected, then the worker can place the part to be detected on the second fixed frame 11 on the left side, at this time, the worker can rotate the worm 701 on the second fixed frame 11, at this time, under the rotation action of the worm 701, the worm wheel 702 connected in a meshing manner can drive the first circular gear 704 on the fixed shaft 703 to stably rotate, during the rotation process of the first circular gear 704, the second circular gear 705 connected in a meshing manner can drive the gear teeth 706 connected in a corresponding meshing manner to simultaneously move towards the middle on the second fixed frame 11, at this time, each gear teeth 706 can drive the corresponding clamping plate 708 to simultaneously move towards the middle on the second fixed frame 11 through the connecting plate 707, combine rubber pad 709 can wait to detect spare part to different specification sizes and carry out convenient stable centre gripping fixed work, staff's accessible uses connecting push rod 302 to promote mounting panel 2 and moves left afterwards, magnetic sheet 301 motion on connecting push rod 302 breaks away from magnetic ring 303, this moment under the effect of the elastic restoring force of fixed spring 304, can drive the first fixed frame 6 automatic movement left on right side through mounting panel 2, move to laminating mutually with the screw thread rule until first fixed frame 6, the worm 701 on the first fixed frame 6 in right side is rotated to staff's accessible afterwards, and on the same principle, utilize each grip block 708 and corresponding rubber pad 709 to carry out convenient efficient centre gripping fixed work to the screw thread rule of different specification sizes.
And in the fixed frame 11 course of work of second, the staff accessible rotates first threaded rod 8, at this moment under the effect of drive belt 9, can drive the first threaded rod 8 of both sides and rotate simultaneously in connecting plate 10, can drive left fixed frame 11 of second through connecting plate 10 and carry out convenient stable height control work, and then can adjust the screw gauge on the first fixed frame 6 of opposite side to align with the screw hole center of waiting to detect spare part, and then can guarantee the stability of follow-up detection work, and simultaneously, the centre gripping locating component 7 of both sides carries out the centre gripping stability to qualified waiting to detect spare part and the screw gauge of being connected with it respectively, the staff accessible rotates third threaded rod 1806 in second threaded rod 1801, at this moment in the rotation of third threaded rod 1806, can upward movement on second filter plate 1805, third threaded rod 1806 can promote the middle part upward movement of sponge plate 1803 through fixed push pedal 1807 at this moment, and finishing the debugging work until the part is contacted with the qualified part to be detected.
Then, a worker can control to open the servo motor 5 on the mounting plate 2, at the moment, the servo motor 5 can drive the thread gauge to reversely rotate through the clamping and positioning assembly 7 on the first fixing frame 6 until the thread gauge rotates to be separated from a threaded hole of a part to be detected, then, the worker can combine with the connecting push rod 302 to pull the mounting plate 2 to move rightwards, combine the magnetic plate 301 and the magnetic ring 303 to perform stable positioning, adsorption and fixation, then, the worker can combine with the clamping and positioning assembly 7 on the second fixing frame 11 to perform replacement and clamping and fixation work on the next part to be detected in the same batch, at the moment, the worker can push the first fixing frame 6 until the magnetic plate 301 moves to be separated from the magnetic ring 303, at the moment, the first fixing frame 6 can drive the thread gauge to move to the threaded hole of the part to be detected by combining with the fixing spring 304, and the driving of the servo motor 5 is combined, can drive the screw thread rule and carry out stable the rotation, wait the screw hole internal rotation of spare part to can not rotate again until the screw thread rule, the staff accessible is observed the moving distance of mounting panel 2 on scale 4 this moment, can carry out directly perceived accurate show observation work to the testing result of screw hole, and then can effectively improve check out test set's work efficiency, has effectively improved check out test set's suitability simultaneously.
The mounting plate 2 can drive the pulling rope 12 to move leftwards while moving, at the moment, the volute spiral spring 15 in the limiting frame 14 can drive the second threaded rod 1801 to stably rotate in the connecting sleeve 1802, and under the rotating action of the second threaded rod 1801, the connecting sleeve 1802 can be driven to stably move upwards on the first filter screen plate 1804 in the storage box 16, so that the sponge disc 1803 can be driven to move upwards; when the threaded hole of the part to be detected is detected to be qualified, the movement distance of the mounting plate 2 is enough, and the sponge disc 1803 can move upwards to be in contact with the part, so that the part to be detected to be qualified can be automatically marked; and when detecting unqualified, the movement distance of mounting panel 2 is not enough, can not produce the mark this moment, later on when mounting panel 2 motion resets, utilize the cooperation of dragging rope 12 and fixed coil 13 can drive second threaded rod 1801 antiport, and then can drive sponge dish 1803 downstream to the storage box 16 in, and contact with the coating in the storage box 16, thereby can guarantee the stability of follow-up repetitive operation state, so reciprocal, can carry out automatic and stable detection work to the screw hole of the same batch of spare part that detects.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the various features of the disclosed embodiments of the invention may be used in any combination, provided that no structural conflict exists, and the combinations are not exhaustively described in this specification merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims (9)

1. A thread detection device comprises a fixed base (1) and is characterized in that; the positioning device is characterized in that a mounting plate (2) is slidably connected to a limiting position on the fixing base (1), a positioning driving assembly (3) is installed at the bottom end of the mounting plate (2), a graduated scale (4) and a storage box (16) are welded and fixed on the top end face of the fixing base (1), a servo motor (5) is welded and fixed on the side end face of the mounting plate (2), a first fixing frame (6) is welded and fixed on an output shaft of the servo motor (5), a first threaded rod (8) is rotatably connected on the top end face of the fixing base (1), a transmission belt (9) is connected at the bottom of the first threaded rod (8), a connecting plate (10) is connected on the first threaded rod (8) through screws, a second fixing frame (11) is welded and fixed on the connecting plate (10), and a clamping and positioning assembly (7) is installed in the first fixing frame (6) and the second fixing frame (11), the top of the storage box (16) is provided with a through hole (17) in a penetrating way, and an adjustable automatic marking assembly (18) is installed in the storage box (16).
2. A thread sensing apparatus according to claim 1, wherein: location drive assembly (3) are including magnetic sheet (301), magnetic sheet (301) welded fastening is on the bottom side terminal surface of mounting panel (2), screw connection has connecting push rod (302) on magnetic sheet (301), connecting push rod (302) spacing sliding connection is on unable adjustment base (1), screw connection has magnetic ring (303) in unable adjustment base (1), welded fastening has fixing spring (304) on the bottom side terminal surface of mounting panel (2), the other end welded fastening of fixing spring (304) is in unable adjustment base (1).
3. A thread testing device according to claim 2, wherein: the diameter of the connecting push rod (302) is smaller than the inner diameter of the magnetic ring (303), the outer diameter of the magnetic ring (303) is equal to the diameter of the magnetic plate (301), and the magnetic attraction force between the magnetic plate (301) and the magnetic ring (303) is larger than the elastic force of the fixed spring (304).
4. The thread sensing apparatus of claim 1, wherein: the clamping and positioning assembly (7) comprises a worm (701), the worm (701) is rotatably connected with the first fixed frame (6) and the second fixed frame (11), a worm wheel (702) is connected to the worm (701) in a meshed manner, the worm wheel (702) is fixedly welded on a fixed shaft (703), the fixed shaft (703) is rotatably connected into the first fixed frame (6) and the second fixed frame (11), a first circular gear (704) is fixedly welded on the fixed shaft (703), a second circular gear (705) is connected to the first circular gear (704) in a meshed manner, a gear rack (706) is connected to the second circular gear (705) in a meshed manner, the gear rack (706) is connected to the first fixed frame (6) and the second fixed frame (11) in a limited sliding manner, a connecting plate (707) is fixedly welded on the top end face of the gear rack (706), and a clamping plate (708) is fixedly welded on the connecting plate (707), and a rubber pad (709) is connected to the clamping plate (708) in a meshing manner.
5. The thread sensing apparatus of claim 4, wherein: the worm wheel (702) is respectively connected to the inner center of the first fixing frame (6) and the inner center of the second fixing frame (11), the second circular gears (705) are distributed on the first circular gears (704) at equal angles, the second circular gears (705) correspond to the clamping plates (708) one by one through connecting plates (707) on gear racks (706), and the connecting plates (707) are fixed to the middle of the bottoms of the clamping plates (708).
6. A thread sensing apparatus according to claim 1, wherein: first threaded rod (8) symmetric distribution is connected through drive belt (9) in the both sides of connecting plate (10) between first threaded rod (8) of both sides, the middle part at the fixed frame of second (11) is fixed in connecting plate (10), the spout length that mounting panel (2) are located is less than the length of scale (4), the side end face of mounting panel (2) is laminated with the side end face of scale (4) mutually.
7. A thread sensing apparatus according to claim 1, wherein: adjust formula automatic mark subassembly (18) and include second threaded rod (1801), second threaded rod (1801) is rotated and is connected in unable adjustment base (1), welded fastening has fixed coil (13) on second threaded rod (1801), the winding has on fixed coil (13) and pulls rope (12), the other end bolt joint that pulls rope (12) is fixed in the bottom of mounting panel (2), welded fastening has spiral spring (15) on second threaded rod (1801), the outer end welded fastening of spiral spring (15) is in spacing frame (14), spacing frame (14) welded fastening is in unable adjustment base (1).
8. The thread sensing apparatus of claim 7, wherein: second threaded rod (1801) rotates to be connected in the bottom of storage box (16) through sealed bearing, threaded connection has connection loop bar (1802) on second threaded rod (1801), the top end screw connection of connecting loop bar (1802) has sponge dish (1803), the spacing sliding connection of connecting loop bar (1802) is on first filter plate (1804), first filter plate (1804) screw connection is in storage box (16), screw connection has second filter plate 1802 (1805) in connecting loop bar (1802), threaded connection has third threaded rod (1806) on second filter plate (1805), the top end screw connection of third threaded rod (1806) has fixed push pedal (1807).
9. A thread sensing apparatus according to claim 8, wherein: the connecting sleeve rod (1802) is fixed at the middle part of the bottom of the sponge disc (1803), the diameter of the sponge disc (1803) is smaller than that of the through hole (17), the central axis of the sponge disc (1803) and the central axis of the fixed push plate (1807) are all located on the same vertical central line, and the diameter of the third threaded rod (1806) is smaller than the diameter of the inner space of the second threaded rod (1801).
CN202210295697.4A 2022-03-23 2022-03-23 Thread detection equipment Pending CN114777600A (en)

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