CN220398474U - Printer axle core laser detection machine - Google Patents
Printer axle core laser detection machine Download PDFInfo
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- CN220398474U CN220398474U CN202321824906.6U CN202321824906U CN220398474U CN 220398474 U CN220398474 U CN 220398474U CN 202321824906 U CN202321824906 U CN 202321824906U CN 220398474 U CN220398474 U CN 220398474U
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- 238000001514 detection method Methods 0.000 title claims abstract description 33
- 230000007246 mechanism Effects 0.000 claims abstract description 43
- 238000006073 displacement reaction Methods 0.000 claims abstract description 18
- 238000007689 inspection Methods 0.000 claims description 7
- 238000012545 processing Methods 0.000 abstract description 2
- 230000008859 change Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Length Measuring Devices By Optical Means (AREA)
Abstract
The utility model relates to the technical field of shaft core detection, in particular to a laser detector for a shaft core of a printer. The automatic shaft core measuring device comprises a workbench, wherein two supporting frames are oppositely arranged on the workbench, a rotary supporting mechanism for supporting the rotation of a shaft core is arranged between the supporting frames, a supporting block is arranged between the upper parts of the two supporting frames, a plurality of groups of shaft core measuring mechanisms are arranged on the supporting block, and each shaft core measuring mechanism comprises a fixed block, a first cylinder arranged in the fixed block and an L-shaped supporting plate connected with the output end of the first cylinder; the excircle runout of the shaft core is detected through the plurality of groups of laser displacement sensors, the length of the shaft core is detected through the laser ranging sensors, whether the shaft core of the printer meets factory requirements can be judged rapidly, labor intensity of operators is greatly reduced, labor cost is saved, detection accuracy is high, stability is high, detection efficiency is improved greatly, and processing continuity is guaranteed.
Description
Technical Field
The utility model relates to the technical field of shaft core detection, in particular to a laser detector for a shaft core of a printer.
Background
The printer is one of office equipment, a printer is used in many places, the shaft core is one of important components in the printer, the shaft core of the printer is usually in a long cylindrical rod shape, the length and excircle runout of the shaft core are required to be detected before the shaft core leaves a factory, the shaft core is processed in a large number, and high detection efficiency is required, so that 100% of the shaft core is difficult to detect in most production, the sampling inspection is mainly adopted, the traditional shaft core detection adopts simple manual visual detection or the combination of manual visual detection, mechanical measuring tools and optical instruments for sampling inspection, and the defects of low efficiency, poor reliability, low detection precision, high cost and the like are usually caused in the manual detection; in addition, the industrial camera is adopted for detection, the detection precision is not high, the detection data is not stable enough and is greatly influenced by external light, so that the existing detection mode and equipment cannot meet the requirements of modern industrial development.
Disclosure of Invention
Aiming at some technical problems existing in the background art, the utility model provides a laser detector for a printer shaft core, which can rapidly detect the length of the printer shaft core and judge whether the shaft core meets the factory requirement.
In order to achieve the technical purpose, the utility model adopts the following technical scheme: the utility model provides a printer axle core laser detection machine, includes the workstation, there are two support frames that set up relatively on the workstation, be provided with the rotatory rotary support mechanism of back shaft core between the support frame, be provided with the supporting shoe between two support frames top, be provided with multiunit axle core measuring mechanism on the supporting shoe, axle core measuring mechanism includes the fixed block, sets up first and the L type backup pad of being connected with an output of cylinder in the fixed block, one side on L type backup pad upper portion is provided with laser displacement sensor, one side on L type backup pad lower part is provided with the setting element, laser sensor with the setting element corresponds, still be provided with the conveying mechanism that is used for carrying the axle core on the workstation between two support frames, be provided with axle core length detection mechanism between rotary support mechanism and the support frame.
Further, the rotary supporting mechanism comprises two sets of rotary supporting pieces which are oppositely arranged and two sets of supporting seats which are oppositely arranged, wherein the tops of the two sets of supporting seats are in a V shape, the supporting seats are arranged on one side of the rotary supporting pieces, each set of rotary supporting pieces comprises a driving roller, a driven roller, a driving gear, a driven gear and a motor, the driving rollers and the driving gears are arranged at the output ends of the motors, and the driven rollers and the driven gears are connected through rotating shafts.
Further, the locating piece includes connecting plate, sliding sleeve, guide arm, limiting plate and spring, and limiting plate and spring set up in the sliding sleeve, and the sliding sleeve rigid coupling is at the top of connecting plate, and limiting plate, spring and connecting plate are passed to the one end of guide arm and are contradicted with the axle core outer wall, and the other end of guide arm just corresponds with laser displacement sensor.
Further, the material conveying mechanism comprises a second air cylinder, a cross rod and two lifting seats arranged on the cross rod, and a plurality of triangular protrusions are fixedly connected to the tops of the lifting seats.
Further, axle core length detection mechanism includes support, driving motor, laser rangefinder sensor, slide and screw thread lead screw, and laser rangefinder sensor sets up on the slide, one side rigid coupling that the slide is close to the support has the baffle, is provided with the push rod on the baffle, and the baffle passes through the nut with screw thread lead screw to be connected, and screw thread lead screw's one end passes the nut and is connected with the output of motor, the motor sets up on the upper portion of support, and the through-hole that corresponds with the supporting seat has been seted up to the lower part of support, and the push rod passes the one end contact of through-hole and axle core, keeps away from be provided with the locating plate on the supporting seat of axle core length detection mechanism one end.
Further, a sliding groove is formed in the bottom of the sliding seat, a sliding block matched with the sliding groove is fixedly connected to the workbench, and the sliding block is slidably mounted in the sliding groove.
Compared with the prior art, the utility model has the beneficial effects that: the utility model has simple operation, the excircle runout of the shaft core is detected by a plurality of groups of laser displacement sensors, the detection accuracy is improved, the length of the shaft core is rapidly detected by the laser ranging sensors, whether the shaft core of the printer meets the factory requirement can be rapidly judged, the labor intensity of operators is greatly reduced, the labor cost is saved, the detection accuracy is high, the stability is strong, the detection efficiency is greatly improved, and the processing continuity is ensured.
Drawings
FIG. 1 is a schematic view of the overall mechanism of the present utility model;
FIG. 2 is a schematic view of the structure of the shaft core measuring mechanism and the positioning member of the present utility model;
fig. 3 is an enlarged view of the structure at a of the present utility model.
In the figure, 1, a workbench; 2. a support frame; 3. a rotary support mechanism; 301. a rotary support; 3011. a driving roller; 3012. a driven roller; 3013. a drive gear; 3014. a driven gear; 3015. a motor; 302. a support base; 4. a support block; 5. a shaft core measuring mechanism; 501. a fixed block; 502. a first cylinder; 503. an L-shaped support plate; 504. a laser displacement sensor; 6. a positioning piece; 601. a connecting plate; 602. a sliding sleeve; 603. a guide rod; 604. a limiting plate; 605. a spring; 7. a material conveying mechanism; 701. a second cylinder; 702. a cross bar; 703. a lifting seat; 8. a shaft core length detection mechanism; 801. a support; 802. a driving motor; 803. a laser ranging sensor; 804. a slide; 805. a threaded screw rod; 806. a baffle; 807. a push rod.
Detailed Description
The following are specific embodiments of the present utility model, and the technical solutions of the present utility model are further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.
As shown in fig. 1-3, the utility model provides a laser detector for a printer shaft core, which comprises a workbench 1, wherein two supporting frames 2 are oppositely arranged on the workbench 1, a rotary supporting mechanism 3 for supporting the shaft core to rotate is arranged between the supporting frames 2, a supporting block 4 is arranged between the upper sides of the two supporting frames 2, a plurality of groups of shaft core measuring mechanisms 5 are arranged on the supporting block 4, the shaft core measuring mechanisms 5 comprise a fixed block 501, a first cylinder 502 arranged in the fixed block 501 and an L-shaped supporting plate 503 connected with the output end of the first cylinder 502, one side of the upper part of the L-shaped supporting plate 503 is provided with a laser displacement sensor 504, one side of the lower part of the L-shaped supporting plate 503 is provided with a positioning piece 6, the laser displacement sensor 504 corresponds to the positioning piece 6, a material conveying mechanism 7 for conveying the shaft core is also arranged on the workbench 1 between the two supporting frames 2, and a shaft core length detecting mechanism 8 is arranged between the rotary supporting mechanism 3 and the supporting frames 2.
As shown in figure 1, the utility model also comprises a PLC controller, the PLC controller is electrically connected with a laser displacement sensor 504, the tolerance sum of the excircle run-out is input in the PLC controller, the utility model drives a shaft core to rotate through a rotary supporting mechanism 3, a first cylinder 502 drives a positioning piece 6 to move downwards so as to enable the positioning piece 6 to be in contact with the shaft core, the laser displacement sensor 504 judges whether the excircle run-out value of the shaft core meets the factory requirement according to the position change of the positioning piece 6, the length of the shaft core is detected through a shaft core length detecting mechanism 8,
the rotary supporting mechanism 3 comprises two sets of rotary supporting pieces 301 which are oppositely arranged and two sets of supporting seats 302 which are oppositely arranged, wherein the tops of the two sets of supporting seats are in a V shape, the supporting seats 302 are arranged on one side of the rotary supporting pieces 301, each set of rotary supporting pieces 301 comprises a driving roller 3011, a driven roller 3012, a driving gear 3013, a driven gear 3014 and a motor 3015, the driving rollers 3011 and the driving gears 3013 are arranged at the output ends of the motors 3015, the driven rollers 3012 and the driven gears 3014 are connected through rotating shafts, and the driving gears 3013 are meshed with the driven gears 3014.
As shown in fig. 3, the motor 3015 drives the driving gear 3013 to rotate and the driving roller 3011 to rotate, and since the driving gear 3013 is meshed with the driven gear 3014, the driving roller 3012 rotates along with the rotation of the driving gear 3011 and the driven roller 3012, so that the driving roller 3011 and the driven roller 3012 not only play a role of supporting the shaft core, but also enable the shaft core to rotate, and the supporting seat 302 can facilitate the shaft core length detection mechanism 8 to detect the length of the shaft core.
The locating piece 6 comprises a connecting plate 601, a sliding sleeve 602, a guide rod 603, a limiting plate 604 and a spring 605, wherein the limiting plate 604 and the spring 605 are arranged in the sliding sleeve 602, the sliding sleeve 602 is fixedly connected to the top of the connecting plate 601, one end of the guide rod 603 passes through the limiting plate 604, the spring 605 and the connecting plate 601 to abut against the outer wall of the shaft core, and the other end of the guide rod 603 corresponds to the laser displacement sensor 504.
As shown in fig. 2, the utility model is provided with three shaft core measuring mechanisms 5, so that the accuracy of shaft core detection is improved, the guide rod 603 rotates in the sliding sleeve 602 along with the shaft core, the outer circle of the shaft core is jumped, one end, far away from the shaft core, of the guide rod 603 is displaced in the sliding sleeve 602, and the laser displacement sensor 504 can obtain the outer circle jumped of the shaft core according to the displacement change of the top of the guide rod 603.
The material conveying mechanism 7 comprises a second air cylinder 401, a cross rod 702 and lifting seats 703 respectively arranged at two ends of the cross rod 702, and a plurality of triangular protrusions are fixedly connected to the tops of the lifting seats 703.
As shown in fig. 1, when in use, the second cylinder 701 jacks up the two lifting seats 703 through the cross bar 702 plate, the shaft core on the supporting seat 302 is jacked up along with the lifting seats 703, and falls between the driving roller 3011 and the driven roller 3012 along the triangular bulge at the top of the lifting seat 703, so as to achieve the purpose of conveying the shaft core, facilitate the detection of the outer circle runout of the shaft core, and realize automatic operation.
The shaft core length detection mechanism 8 comprises a support 801, a driving motor 802, a laser ranging sensor 803, a sliding seat 804 and a threaded screw rod 805, wherein the laser ranging sensor 803 is arranged on the sliding seat 804, a baffle 806 is fixedly connected to one side of the sliding seat 804, which is close to the support 801, a push rod 807 is arranged on the baffle 806, the baffle 806 is connected with the threaded screw rod 805 through a nut, one end of the threaded screw rod 805 passes through the nut and is connected with the output end of the driving motor 802, the driving motor 802 is arranged on the upper portion of the support 801, a through hole corresponding to the support 302 is formed in the lower portion of the support 801, the push rod 807 passes through the through hole and contacts with one end of the shaft core, and a positioning plate is arranged on the support seat 302, which is far away from one end of the shaft core length detection mechanism 8.
As shown in fig. 3, a driving motor 802 is started to drive a screw rod 805 to rotate, a slide seat 804 and a laser ranging sensor 803 on the slide seat 804 linearly move along the screw rod 805, a push rod 807 on a baffle plate 806 is displaced, the push rod passes through a through hole of a support 801 to be in contact with one end of a shaft core and enable the other end of the shaft core to be propped against a positioning plate, the laser ranging sensor 803 is started and measures the displacement value from the laser ranging sensor 803 to the support 801, and whether the length of the shaft core is qualified is judged according to the distance change detected by the laser ranging sensor 803.
The bottom of the sliding seat is provided with a sliding groove, a sliding block matched with the sliding groove is fixedly connected on the workbench 1, and the sliding block is slidably arranged in the sliding groove.
As shown in fig. 2, the slider and runner may help to improve the stability of the laser ranging sensor.
The use principle is as follows: inputting a length tolerance of a shaft core and an excircle runout tolerance of the shaft core in a PLC (programmable logic controller), placing the shaft core on a supporting seat 302 when detecting the length of the shaft core, starting a driving motor 802 to drive a threaded screw rod 805 to rotate, enabling a sliding seat 804 and a laser ranging sensor 803 on the sliding seat 804 to linearly move along the threaded screw rod 805, enabling a push rod 807 on a baffle 806 to displace, enabling the laser ranging sensor 803 to start and measure a displacement value from the laser ranging sensor 803 to the support 801 when penetrating through a through hole of the support 801 to contact one end of the shaft core and enabling the other end of the shaft core to prop against a positioning plate, and setting a lower limit of the tolerance by the PLC in combination with the actual length of a standard shaft core and the distance from the laser ranging sensor 803 to the push rod 807, wherein the PLC can automatically judge whether the length of the shaft core is within the tolerance range or not, and further judging whether the tested shaft core is qualified or not; when the excircle runout of the shaft core is detected, the second cylinder 701 is started, the lifting seat 703 is lifted, the triangular bulge at the top of the lifting seat 703 lifts the shaft core on the supporting seat 302, the shaft core falls between the driving roller 3011 and the driven roller 3012 along the triangular bulge at the top of the lifting seat 703, the motor 3015 drives the shaft core between the driving roller 3011 and the driven roller 3012 to rotate, the first cylinder 502 is started, the guide rod 603 on the L-shaped supporting plate 503 is controlled to abut against the outer surface of the shaft core, if the shaft core is in the rotating process, the guide rod 603 is displaced relative to the laser displacement sensor 504 under the action of the spring 605, and the PLC controller automatically judges whether the excircle runout of the shaft core is within the tolerance range or not by combining the runout value of the standard shaft core due to comparison measurement, so as to judge whether the tested shaft core is qualified or not.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions, without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Claims (6)
1. The utility model provides a printer axle core laser detection machine, includes workstation (1), its characterized in that: two support frames (2) that have relative setting on workstation (1), be provided with rotatory supporting mechanism (3) of support axle core between support frames (2), be provided with supporting shoe (4) between two support frames (2) top, be provided with multiunit axle core measuring mechanism (5) on supporting shoe (4), axle core measuring mechanism (5) include fixed block (501), set up first cylinder (502) in fixed block (501) and with first cylinder (502) output be connected L type backup pad (503), one side on L type backup pad (503) upper portion is provided with laser displacement sensor (504), one side of L type backup pad (503) lower part is provided with setting element (6), laser displacement sensor (504) with setting element (6) correspond, still be provided with on workstation (1) between two support frames (2) and be used for carrying the conveying mechanism (7) of axle core, be provided with between rotatory supporting mechanism (3) and the support frames (2) axle core length detection mechanism (8).
2. The printer spindle laser inspection machine of claim 1, wherein: the rotary supporting mechanism (3) comprises two groups of rotary supporting pieces (301) which are oppositely arranged and two groups of supporting seats (302) which are oppositely arranged, wherein the tops of the two groups of supporting seats are in a V shape, the supporting seats (302) are arranged on one side of the rotary supporting pieces (301), each group of rotary supporting pieces (301) comprises a driving roller (3011), a driven roller (3012), a driving gear (3013), a driven gear (3014) and a motor (3015), the driving rollers (3011) and the driving gears (3013) are arranged at the output ends of the motor (3015), the driven rollers (3012) and the driven gears (3014) are connected through rotating shafts, and the driving gears (3013) are meshed with the driven gears (3014).
3. A printer spindle laser inspection machine according to claim 2, wherein: the locating piece (6) comprises a connecting plate (601), a sliding sleeve (602), a guide rod (603), a limiting plate (604) and a spring (605), wherein the limiting plate (604) and the spring (605) are arranged in the sliding sleeve (602), the sliding sleeve (602) is fixedly connected to the top of the connecting plate (601), one end of the guide rod (603) penetrates through the limiting plate (604), the spring (605) and the connecting plate (601) to be in contact with the outer wall of the shaft core, and the other end of the guide rod (603) corresponds to the laser displacement sensor (504).
4. A printer spindle laser inspection machine according to claim 2, wherein: the material conveying mechanism (7) comprises a cylinder II (701), a cross rod (702) and lifting seats (703) respectively arranged at two ends of the cross rod (702), and a plurality of triangular protrusions are fixedly connected to the tops of the lifting seats (703).
5. A printer spindle laser inspection machine according to claim 2, wherein: the shaft core length detection mechanism (8) comprises a support (801), a driving motor (802), a laser ranging sensor (803), a sliding seat (804) and a threaded screw rod (805), wherein the laser ranging sensor (803) is arranged on the sliding seat (804), a baffle (806) is fixedly connected to one side of the sliding seat (804) close to the support (801), a push rod (807) is arranged on the baffle (806), the baffle (806) is connected with the threaded screw rod (805) through a nut, one end of the threaded screw rod (805) penetrates through the nut and is connected with the output end of the driving motor (802), the driving motor (802) is arranged on the upper portion of the support (801), a through hole corresponding to the supporting seat (302) is formed in the lower portion of the support (801), the push rod (807) penetrates through the through hole and contacts with one end of the shaft core, and a positioning plate is arranged on the supporting seat (302) far away from one end of the shaft core length detection mechanism (8).
6. The printer spindle laser inspection machine of claim 5, wherein: the bottom of the sliding seat is provided with a sliding groove, a sliding block matched with the sliding groove is fixedly connected on the workbench (1), and the sliding block is slidably arranged in the sliding groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321824906.6U CN220398474U (en) | 2023-07-12 | 2023-07-12 | Printer axle core laser detection machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321824906.6U CN220398474U (en) | 2023-07-12 | 2023-07-12 | Printer axle core laser detection machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220398474U true CN220398474U (en) | 2024-01-26 |
Family
ID=89609645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321824906.6U Active CN220398474U (en) | 2023-07-12 | 2023-07-12 | Printer axle core laser detection machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220398474U (en) |
-
2023
- 2023-07-12 CN CN202321824906.6U patent/CN220398474U/en active Active
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