CN-122007036-A - Valve part detection equipment

CN122007036ACN 122007036 ACN122007036 ACN 122007036ACN-122007036-A

Abstract

The invention relates to the field of valve processing and discloses valve part detection equipment, which comprises a machine body, a detection platform horizontally and fixedly arranged on the machine body and a feeding disc coaxially and rotatably arranged on the detection platform, wherein a feeding mechanism, a longitudinal laser detection mechanism, a transverse laser detection mechanism, a data processing center and a sorting mechanism are sequentially arranged on the machine body along the circumferential direction of the feeding disc, a plurality of feeding stations are uniformly arranged on the side wall of the feeding disc along the circumferential direction of the feeding disc, a fixing piece for fixing a valve is arranged on the feeding stations, and a driving mechanism for driving the feeding disc to intermittently rotate along the axis of the feeding disc is arranged on the machine body.

Inventors

LIU BINBIN
RUAN XIANGHUI
XIA LEI
QIAN HUI
ZHANG JIULIN
WANG MING
XIAO HUI

Assignees

武汉锅炉集团阀门有限责任公司

Dates

Publication Date: 20260512
Application Date: 20260312

Claims (10)

1. The valve part detection equipment is characterized by comprising a machine body (1), a detection platform (2) horizontally and fixedly arranged on the machine body (1) and a feeding disc (3) coaxially and rotatably arranged on the detection platform (2), wherein a feeding mechanism (4), a longitudinal laser detection mechanism (5), a transverse laser detection mechanism (6), a data processing center (7) and a sorting mechanism (8) are sequentially arranged on the machine body (1) along the circumferential direction of the feeding disc (3), a plurality of feeding stations are uniformly arranged on the side wall of the feeding disc (3) along the circumferential direction of the feeding station, a fixing piece (10) for fixing a valve (9) is arranged on the feeding stations, and the feeding mechanism (4), the longitudinal laser detection mechanism (5), the transverse laser detection mechanism (6) and the sorting mechanism (8) are sequentially arranged at intervals along the circumferential direction of the feeding disc (3), and a driving mechanism (11) for driving the feeding disc (3) to intermittently rotate along the axis of the feeding disc (1) is arranged on the machine body (1); the feeding mechanism (4) is used for pushing the valve (9) to the adjacent fixing piece (10) in sequence for positioning; the longitudinal laser detection mechanism (5) is used for carrying out laser visual scanning detection on the adjacent valve (9) along the vertical direction and collecting appearance size data of the valve along the vertical direction; The transverse laser detection mechanism (6) is used for carrying out laser visual scanning detection on the adjacent valves (9) along the horizontal direction and collecting appearance size data of the valves in the horizontal direction; The data processing center (7) is respectively and electrically connected with the longitudinal laser detection mechanism (5), the transverse laser detection mechanism (6) and the sorting mechanism (8), and is used for receiving and processing the size data transmitted by the longitudinal laser detection mechanism (5) and the transverse laser detection mechanism (6) in real time, comparing the size data with preset standard parameters to judge the qualification of the valve (9) parts, and outputting a control signal to drive the sorting mechanism (8) to act according to the judging result; The sorting mechanism (8) is used for sorting and blanking the adjacent valves (9) according to the control signals of the data processing center (7).
2. The valve part detection device according to claim 1, wherein the driving mechanism (11) comprises a rotating shaft (11 a) fixedly arranged on the feeding disc (3) along a direction coincident with a central axis of the feeding disc (3) and a driving air cylinder (11 b) arranged on the top of the machine body (1) along a vertical downward direction, a bidirectional exhaust throttle valve (12) for realizing slow and stable driving of the driving air cylinder (11 b) is arranged on the driving air cylinder (11 b), a driving cylinder (13) is arranged at an output end of the driving air cylinder (11 b), a central axis of the driving cylinder (13) coincides with a central axis of the rotating shaft (11 a), a plurality of driving grooves (14) which are sequentially and smoothly communicated end to end are arranged on an outer wall of the rotating shaft (11 a), the driving grooves (14) are in one-to-one correspondence with the feeding stations, the driving grooves (14) comprise a first driving part (14 a) arranged on the outer wall of the rotating shaft (11 a) along a vertical direction and a second driving part (14 b) which is arranged on the outer wall of the rotating shaft (11 a) along a oblique direction, a second driving part (14 a) is smoothly communicated with a second driving part (14 a) which is smoothly arranged at the bottom part (14 a), the bottom of first drive portion (14 a) is offered with spacing groove (15) that the bottom of second drive portion (14 b) was smooth to be linked up, be provided with columniform dwang (16) along the horizontal direction on the inner wall of drive tube (13), the tip of dwang (16) is provided with spacing spring (17) along the horizontal direction, the free end of spacing spring (17) be provided with dwang (16) matched with dwang (18), the inner wall activity of dwang (18) laminate in the outer wall of dwang (16), the dwang (18) be close to one end of drive tube (13) with set distance has between the inner wall of drive tube (13), works as when drive tube (13) descends, the tip of dwang (18) contradict in first drive portion (14 a), when drive tube (13) rise, the tip of dwang (18) is followed second drive portion (14 b) slides to first drive portion (14 a).
3. The valve part detection device according to claim 1, wherein the fixing member (10) comprises a first fixing rod (10 a) arranged on the feeding disc (3) along a horizontal direction and a second fixing rod (10 b) symmetrically arranged on the feeding disc (3), the outer wall of the first fixing rod (10 a) is movably attached to the inner wall of the first valve body (9 a), and when the inner wall of the first valve body (9 a) is attached to the outer wall of the first fixing rod (10 a), the top ends of the two second fixing rods (10 b) are both abutted to the bottom ends of the second connecting disc (9 d).
4. The valve part detection device according to claim 3, wherein the feeding mechanism (4) comprises a feeding roller (4 a) symmetrically rotatably arranged on the machine body (1) along a horizontal direction and a first conveying belt (4 b) arranged between the two feeding rollers (4 a), a first motor (19) for driving the feeding roller (4 a) to rotate is arranged on the machine body (1), a first limiting rod (20) is symmetrically arranged on the machine body (1) along the horizontal direction, when the bottom ends of the two first connecting plates (9 b) are abutted against the first conveying belt (4 b), the top ends of the two first limiting rods (20) are abutted against the bottom end of the second connecting plate (9 d), the central axis of the first limiting rod (20) can be overlapped with the central axis of the adjacent second fixing rod (10 b), the end of the first limiting rod (20) is provided with a set distance between the free end of the adjacent second fixing rod (10 b) and the first conveying belt (4 b), and the set distance between the free end of the first limiting rod and the second fixing rod (10 b) can be set.
5. The valve part detection device according to claim 4, wherein a circular arc-shaped first limiting plate (21) is vertically arranged on the detection platform (2), the central axis of the first limiting plate (21) coincides with the central axis of the feeding disc (3), one end, close to the feeding mechanism (4), of the first limiting plate (21) is vertically provided with an arc-shaped second limiting plate (22), the distance between one end, away from the first limiting plate (21), of the second limiting plate (22) and the feeding disc (3) is greater than the distance between the first limiting plate (21) and the feeding disc (3), the second limiting plate (22) is located between the feeding mechanism (4) and the longitudinal laser detection mechanism (5), the first limiting plate (21) sequentially extends to a station connection area where the longitudinal laser detection mechanism (5), the transverse laser detection mechanism (6) and the data processing center (7) are located, and when the first connecting plate (9 b) is far away from the first connecting plate (9 b) of the first connecting disc (3) is far from the inner side wall of the feeding disc (3).
6. A valve part detection apparatus as set forth in claim 2, wherein the longitudinal laser detection mechanism (5) comprises a first detection plate (5 a) vertically provided on the detection platform (2) and a longitudinal laser detector (5 b) slidably provided on the first detection plate (5 a) in a vertical direction, a first driving block (23) is horizontally provided between a top end of the longitudinal laser detector (5 b) and the driving cylinder (13), a second driving block (24) is provided on the first detection plate (5 a), the longitudinal laser detector (5 b) is started when the longitudinal laser detector (5 b) descends to collide with the second driving block (24), and the longitudinal laser detector (5 b) is closed when the longitudinal laser detector (5 b) ascends to be separated from the second driving block (24).
7. The valve part detection device according to claim 6, wherein the transverse laser detection mechanism (6) comprises an L-shaped second detection plate (6 a) vertically arranged on the detection platform (2) and a transverse laser detector (6 b) horizontally arranged on the top of the second detection plate (6 a), a plurality of third driving blocks (25) which are in one-to-one correspondence with the fixing pieces (10) are uniformly arranged on the feeding disc (3), when the valve (9) is located under the transverse laser detector (6 b), the rotating cylinder (18) is located on the second driving part (14 b), and when the top end of the third driving block (25) is abutted against the transverse laser detector (6 b), the transverse laser detector (6 b) is started.
8. A valve component detection apparatus according to claim 2, wherein: the sorting mechanism (8) comprises a first blanking piece (26) and a second blanking piece (27), the first blanking member (26) is positioned between the data processing center (7) and the second blanking member (27), the first blanking member (26) comprises a blanking cylinder (26 a) and a blanking rod (26 b) arranged at the output end of the blanking cylinder (26 a), the blanking cylinder (26 a) is electrically connected with the data processing center (7), the end part of the blanking rod (26 b) is provided with an arc-shaped first blanking block (28), a first fixing plate (29) is vertically arranged on the machine body (1), the bottom end of the first fixing plate (29) is horizontally provided with a second fixing plate (30), the bottom end of the second fixing plate (30) is movably attached to the top end of the feeding disc (3), the blanking cylinder (26 a) is arranged on the second fixing plate (30), a second conveyer belt (31) matched with the first blanking piece (26) is arranged on the machine body (1), the first blanking block (28) can be abutted against the outer wall of the second connecting disc (9 d), the first blanking block (28) can push the valve (9) to move to the second conveying belt (31).
9. A valve part detection device according to claim 8, wherein the second blanking member (27) comprises a second blanking member (27 a) movably arranged on the feeding disc (3) and a third blanking member (27 b) hinged to the top end of the second blanking member (27 a), the top end of the third blanking member (27 b) is hinged to the bottom of the driving cylinder (13), a third conveying belt (32) matched with the second blanking member (27) is arranged on the machine body (1), third fixing plates (33) are symmetrically arranged on the second fixing plates (30), two sides of the second blanking member (27 a) are slidably connected with the third fixing plates (33), and when the driving cylinder (13) descends and the data processing center (7) does not trigger the first blanking member (26), the second blanking member (27 a) can push the valve (9) to the third conveying belt (32) in the horizontal direction.
10. The valve part detection device according to claim 5, wherein the fixing member (10), the first limiting plate (21) and the second limiting plate (22) are made of ultra-high molecular weight polyethylene material.

Description

Valve part detection equipment Technical Field The invention relates to the technical field of valve machining, in particular to valve part detection equipment. Background In the quality detection link of valve production and manufacture, laser scanning detection is a mainstream technical means for detecting the appearance size of a valve due to the advantages of high measurement precision and full detection dimension, and the core detection principle is that based on the laser triangulation principle, laser detection head emits linear laser beams which are projected to the surface of the valve to be detected, the laser beams are received by an image sensor arranged in a detection head after being reflected by the valve surface, three-dimensional coordinates of each point on the valve surface can be accurately converted by calculating the triangular geometric relationship between a laser emission point, a reflection point and a sensor receiving point, then the laser detection head is driven to move or a detection platform is driven to drive the valve to move, so that the linear laser beams completely cover the area (such as an outer diameter, an inner diameter, a flange thickness, a sealing groove, a step surface and the like) to be detected of the valve, continuous three-dimensional coordinate data of the valve surface are collected and spliced to form a complete contour, and the contour data are compared with preset standard size parameters, so that whether the appearance size of the valve is qualified or not can be rapidly judged, and the valve 9 is shown in an attached figure 2 as shown in an instruction, and comprises a first valve body 9a which is in a cylinder shape, a second valve body 9c which is arranged in the middle of the middle part 9c, and a second valve body 9c which is arranged on the second valve body 9 b. The operation mode of the existing laser detection device is mainly static platform type detection, valves to be detected are firstly placed on a special detection platform one by manpower, then the laser detection heads are driven to move along a preset track, or the detection platform is driven to drive the valves to translate, so that scanning acquisition and qualification judgment of the appearance sizes such as the outer diameter, the inner diameter, the flange thickness, the sealing groove size and the like of the valves are finished, the valves are also required to be manually taken down from the detection platform after detection is finished, and blanking and receiving are realized; Disclosure of Invention The invention aims to provide valve part detection equipment, which has the effect of improving the valve detection efficiency. The technical aim of the invention is achieved by the following technical scheme that the machine comprises a machine body, a detection platform horizontally and fixedly arranged on the machine body, and a feeding disc coaxially and rotatably arranged on the detection platform, wherein a feeding mechanism, a longitudinal laser detection mechanism, a transverse laser detection mechanism, a data processing center and a sorting mechanism are sequentially arranged on the machine body along the circumferential direction of the feeding disc, a plurality of feeding stations are uniformly arranged on the side wall of the feeding disc along the circumferential direction of the feeding disc, a fixing piece for fixing a valve is arranged on the feeding stations, and the feeding mechanism, the longitudinal laser detection mechanism, the transverse laser detection mechanism and the sorting mechanism are sequentially arranged at intervals along the circumferential direction of the feeding disc; The feeding mechanism is used for pushing the valve to the adjacent fixing pieces in sequence for positioning; the longitudinal laser detection mechanism is used for carrying out laser visual scanning detection on the adjacent valves along the vertical direction and collecting appearance size data of the valves along the vertical direction; The transverse laser detection mechanism is used for carrying out laser visual scanning detection on the adjacent valves along the horizontal direction and collecting appearance size data of the valves along the horizontal direction; The data processing center is respectively and electrically connected with the longitudinal laser detection mechanism, the transverse laser detection mechanism and the sorting mechanism, and is used for receiving and processing the size data transmitted by the longitudinal laser detection mechanism and the transverse laser detection mechanism in real time, comparing the size data with preset standard parameters to judge the qualification of valve parts, and outputting a control signal to drive the sorting mechanism to act according to the judging result; And the sorting mechanism is used for sorting and discharging the adjacent valves according to the control signals of the data processing center. According to