CN114088379A - Multi-station inclined hole machining leakage detection device - Google Patents

Multi-station inclined hole machining leakage detection device Download PDF

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Publication number
CN114088379A
CN114088379A CN202210064452.0A CN202210064452A CN114088379A CN 114088379 A CN114088379 A CN 114088379A CN 202210064452 A CN202210064452 A CN 202210064452A CN 114088379 A CN114088379 A CN 114088379A
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China
Prior art keywords
inclined hole
detection
product
detection device
station
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Pending
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CN202210064452.0A
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Chinese (zh)
Inventor
赵文鹏
张灿
丁倩
卓挺
何旭东
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Zhejiang Huiwang Machinery Technology Co ltd
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Zhejiang Huiwang Machinery Technology Co ltd
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Priority to CN202210064452.0A priority Critical patent/CN114088379A/en
Publication of CN114088379A publication Critical patent/CN114088379A/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M13/00Testing of machine parts

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Machine Tool Sensing Apparatuses (AREA)

Abstract

The invention discloses a multi-station inclined hole machining missing detection device which comprises a workbench, wherein a product clamping station is arranged on the workbench and used for positioning a product; the inclined hole detection assembly is arranged on the upper side of the workbench and comprises a detection column, the detection column is inserted into a corresponding opening on a product from bottom to top, air outlet holes corresponding to the inclined holes at different positions on the inner side wall of the opening are formed in positions with different heights on the side wall of the detection column, a plurality of ventilation flow channels corresponding to the air outlet holes are axially arranged in the detection column, the upper ends of the ventilation flow channels are communicated with the corresponding air outlet holes, and the other ends of the ventilation flow channels are connected with an air source and a flow sensor; the inclined hole detection assembly further comprises a plurality of sealing rings sleeved on the detection columns, and the sealing rings are arranged between the adjacent air outlet holes. The die casting inclined hole detection device is simple in structure, can solve the problems of time consumption, missing detection and the like caused by manual detection of the conventional die casting inclined hole, and reduces customer complaints caused by missing processing of the inclined hole.

Description

Multi-station inclined hole machining leakage detection device
Technical Field
The invention relates to the field of die casting detection equipment, in particular to a multi-station inclined hole machining leakage detection device.
Background
At present, in a lot of automobile parts die castings, many positions all need process the inclined hole, because the inclined hole angle is different, some inclined holes are not convenient for observe visually, current means adopts artifical handheld feeler gauge to detect, judge whether the inclined hole is processed and link up, can increase the risk that the product was by the feeler gauge fish tail when artifical detection, artifical 100% detects and wastes time and energy, and can not guarantee that product 100% is qualified, if staff's undetected product or a hole site of undetected, can lead to customer complaint, lead to customer stop line and third party to examine entirely when serious, cause huge loss. Therefore, a device capable of rapidly detecting the inclined holes of the products is needed to complete rapid and non-leakage detection.
Disclosure of Invention
The invention provides a multi-station inclined hole machining missing detection device, which solves the problems of time consumption, detection missing and the like caused by manual detection of the conventional inclined hole of a die casting, and reduces customer complaints caused by machining missing of the inclined hole.
In order to achieve the purpose, the invention provides the following technical scheme: a multistation inclined hole leaks to process detection device includes:
the workbench is provided with a product clamping station for positioning a product;
the inclined hole detection assembly is arranged on the upper side of the workbench and comprises a detection column, the detection column is inserted into a corresponding opening on a product from bottom to top, air outlet holes corresponding to the inclined holes at different positions on the inner side wall of the opening are formed in positions with different heights on the side wall of the detection column, a plurality of ventilation flow channels corresponding to the air outlet holes are axially arranged in the detection column, the upper ends of the ventilation flow channels are communicated with the corresponding air outlet holes, and the other ends of the ventilation flow channels are connected with an air source and a flow sensor;
the inclined hole detection assembly further comprises a plurality of sealing rings sleeved on the detection columns, and the sealing rings are arranged between the adjacent air outlet holes.
Preferably, the outer side of the lower end of the detection column is provided with an air pipe connector communicated with the ventilation flow channel, the air pipe connector is connected with a flow divider positioned on the inner wall of the workbench through an air pipe, and the flow sensor is installed on the flow divider.
Preferably, a back pressure valve is arranged between the flow divider and the air source.
Preferably, the detection column is sleeved with shaft sleeves in one-to-one correspondence with the air outlet holes, the shaft sleeves are provided with air holes, the sealing rings are clamped between the adjacent shaft sleeves, and the top of the detection column is sleeved with a limiting top sleeve.
Preferably, the outer side of the detection column is provided with a ring groove communicated with the air outlet hole, and the air hole in the shaft sleeve corresponds to the ring groove.
Preferably, the detection column is provided with a limiting table, the limiting table is located on the upper side of the workbench, and an end face sealing ring is arranged on the upper side of the limiting table around the detection column.
Preferably, the product clamping station comprises a bottom plate and a plurality of clamping cylinders arranged on the bottom plate, the bottom plate is further provided with at least two positioning columns, and the positioning columns penetrate through the product.
Preferably, a support frame is installed on the upper side of the workbench, a support plate extending to the upper side of the inclined hole detection assembly is arranged at the upper end of the support frame, a lifting cylinder is installed on the upper side of the support plate, an extension rod of the lifting cylinder extends downwards and is connected with a compression column, and the compression column is driven by the lifting cylinder to press the top of the detection column downwards.
Preferably, one side of the upper end of the workbench, which is close to the inclined hole detection assembly, is transversely provided with a thimble oil cylinder, and the extending end of the thimble oil cylinder is provided with a thimble column which is used for propping the end face of the product and leaving a marking hole on the end face of the product.
Preferably, a horizontal cylinder is installed on a workbench on the rear side of the thimble oil cylinder, the horizontal cylinder drives a sliding plate to be close to a product or to be far away from the product, and displacement sensors arranged towards the product are installed at two ends of the sliding plate.
Compared with the prior art, the invention has the beneficial effects that:
the novel inclined hole detection device is reasonable in structure, can realize quick clamping and fixing of products, adopts a brand new hole position detection method, utilizes the inclined hole detection assembly to guarantee that all inclined holes are detected at one time, uses the flow detection sensor to detect the airflow in a pipeline in real time, detects whether product holes are processed or not, and compared with the traditional manual detection, the novel inclined hole detection device effectively improves the reliability and reduces the detection time.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a perspective one-directional partial block diagram of the present invention;
FIG. 3 is a partial block diagram of another embodiment of the present invention;
FIG. 4 is a perspective view of the inclined hole detecting assembly of the present invention;
FIG. 5 is a perspective view of the inclined hole detecting assembly of the present invention in another direction;
FIG. 6 is a half-sectional view of the inclined hole detecting assembly of the present invention;
fig. 7 is a schematic structural diagram of a product of the invention.
Reference numerals:
1. the device comprises a workbench, 11, a horizontal cylinder, 12, a sliding plate, 13, a displacement sensor, 15, a supporting plate, 2, a product clamping station, 21, a clamping cylinder, 22, a positioning column, 23, a bottom plate, 3, a flow divider, 4, a back pressure valve, 5, a supporting frame, 6, a lifting cylinder, 7, a pressure connecting column, 8, an inclined hole detection assembly, 81, a limiting top sleeve, 82, a shaft sleeve, 83, a sealing ring, 84, a limiting table, 85, a detection column, 86, a gas pipe connector, 87, a ventilation flow channel, 88, a gas outlet hole, 89, a ring groove, 9, a thimble column, 90, a connecting screw, 91, an end face sealing ring, 10, a thimble oil cylinder, A, an inclined hole, B and an opening hole.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in FIGS. 1-7, the invention provides the following technical scheme for solving the problems of time consumption, missing detection and the like caused by manual detection of the conventional die casting inclined hole: a multistation inclined hole leaks to process detection device includes:
the workbench 1 is provided with a product clamping station 2 for positioning a product, as shown in fig. 1-3, a storage space is arranged inside the lower side of the workbench 1, and the product clamping station 2 can rapidly clamp the product.
In the embodiment, the device further comprises an inclined hole detection assembly 8, wherein the inclined hole detection assembly 8 is installed on the upper side of the workbench 1 and arranged through the upper end face of the workbench 1.
As a preferred embodiment of the inclined hole detection assembly 8, as shown in fig. 4-6, the inclined hole detection assembly 8 includes a detection column 85, the detection column 85 is in a cylindrical shape, the detection column 85 is inserted into a corresponding opening B of a product from bottom to top, air outlets 88 corresponding to the inclined holes a at different positions on the inner side wall of the opening B are disposed at different heights on the side wall of the detection column 85, a plurality of ventilation channels 87 corresponding to the air outlets 88 are axially disposed inside the detection column 85, the upper ends of the ventilation channels 87 are communicated with the corresponding air outlets 88, the other ends of the ventilation channels 87 are connected to an air source and a flow sensor, in this embodiment, as shown in fig. 7, the product is a camshaft bearing cover, a pair of openings B are disposed side by side at one end of the camshaft bearing cover, and a plurality of inclined holes a are disposed at different heights on the inner side wall of the openings B, the diameter of the inclined hole A is phi 4mm, the inclined hole A is a through hole with two through ends, the number of the detection columns 85 is two, the detection columns are inserted into the open holes B, the positions and the number of the air outlet holes 88 on the side wall of the detection column 85 correspond to the inclined holes A, when one end of the air channel 87 is connected with an air source and is introduced into the air outlet holes 88, the air can enter the corresponding inclined holes A after being discharged from the air outlet holes 88, the flow sensor can detect the flow rate of the air flow, if the flow sensor detects that the air flow is stable and is more than or equal to the set air flow, the inclined holes A are processed and communicated, the phenomenon that the inclined holes A are not communicated due to cutter breaking or processing leakage does not occur, otherwise, if the flow sensor does not detect the air flow or the detected air flow is less than the set value, the detection of the inclined holes A is not communicated, so the leakage caused by cutter breaking can be found in real time through the inclined hole detection assembly 8, and the tool can be changed and adjusted in time, so that the waste of the blank is reduced.
In this embodiment, as shown in fig. 6, the inclined hole detection assembly 8 further includes a plurality of sealing rings 83 sleeved on the detection column 85, the sealing rings 83 are disposed at positions between the adjacent air outlets 88, the sealing rings 83 are in contact with the inner side wall of the opening B, the air flow between each air outlet 88 is not communicated through the sealing rings 83, and independent detection of each inclined hole a is ensured.
In this embodiment, as shown in fig. 6, the lower extreme outside of detection post 85 be provided with the trachea connector 86 that is linked together with the runner 87 of ventilating, trachea connector 86 pass through the trachea and be located the shunt 3 on the workstation 1 inner wall and link to each other, flow sensor install on shunt 3, be plug-in connection between trachea connector 86 and the runner 87 of ventilating, connect fast and reliably, trachea connector 86 also can link to each other with the trachea, simultaneously, connector one-to-one on trachea and the shunt 3, the connector of every shunt 3 all corresponds a flow sensor for detect the air flow in every way. In order to realize that the airflow entering the flow divider 3 has enough pressure, a backpressure valve 4 is arranged between the flow divider 3 and an air source, and the backpressure valve 4 and the flow divider 3 are both arranged in a storage cavity at the lower end of the workbench 1, so that a plurality of air pipes can be conveniently arranged.
In this embodiment, as shown in fig. 6, the detection post 85 on cup joint the axle sleeve 82 with venthole 88 one-to-one, axle sleeve 82 on open and to have the gas pocket, sealing washer 83 press from both sides between adjacent axle sleeve 82, the top of detection post 85 cup joint spacing apical cap 81, axle sleeve 82 stacks layer upon layer, quantity and inclined hole a one-to-one, and spacing apical cap 81 can push down a plurality of axle sleeves 82, guarantees that sealing washer 83 is in the state of being compressed tightly and strutting, the internal connection screw 90 of spacing apical cap 81 can realize the locking of spacing apical cap 81, and the outside of spacing apical cap 81 is the toper simultaneously, has certain guiding action. Simultaneously, the outside of detecting post 85 be provided with the annular 89 that is linked together with venthole 88, axle sleeve 82 on the gas pocket corresponding with annular 89, make venthole 88 need not to aim at with the position of the gas pocket on the axle sleeve 82, can enter into annular 89 after venthole 88 discharges, discharge from the gas pocket again, axle sleeve 82 can rotate round detecting post 85, make the gas pocket can aim at inclined hole A, use more nimble reliable.
In this embodiment, as shown in fig. 6, the detection column 85 is provided with a limit platform 84, the limit platform 84 is located on the upper side of the workbench 1, the upper side of the limit platform 84 is provided with an end face seal ring 91 around the detection column 85, and the end face seal ring 91 abuts against the bottom surface of the product, so that the whole opening B is sealed.
In this embodiment, as shown in fig. 1 to 3, the product clamping station 2 includes a bottom plate 23 and a plurality of clamping cylinders 21 disposed on the bottom plate 23, the bottom plate 23 is further provided with at least two positioning pillars 22, the positioning pillars 22 all penetrate through the product, the product is substantially rectangular, the product clamping station 2 is provided with at least three clamping cylinders 21, the three clamping cylinders 21 are disposed in an isosceles triangle shape and can be firmly clamped, and the positioning pillars 22 are matched with through holes in the middle of the product, so as to achieve rapid positioning of the product.
In this embodiment, a support frame 5 is installed on the upper side of the workbench 1, a support plate 15 extending to the upper side of the inclined hole detection assembly 8 is arranged at the upper end of the support frame 5, a lifting cylinder 6 is installed on the upper side of the support plate 15, an extension rod of the lifting cylinder 6 extends downwards and is connected with a compression column 7, the lifting cylinder 6 drives the compression column 7 to press the top of the detection column 85 downwards, and the compression column 7 can realize the vertical limit of the detection column 85.
Meanwhile, as shown in fig. 2, one side of the upper end of the workbench 1 close to the inclined hole detection assembly 8 is transversely provided with a thimble cylinder 10, the extending end of the thimble cylinder 10 is provided with a thimble rod 9 for propping the end surface of the product and leaving a mark hole on the end surface of the product, the end part of the thimble rod 9 is pointed, if the detection of the inclined hole a of the product is completed and all the inclined holes a are communicated, the thimble cylinder 10 is ejected out, the end surface of the product is punched through the thimble rod 9 to form a mark hole, the product is marked, and the later production of the product is facilitated.
As an auxiliary detection item in this embodiment, a horizontal cylinder 11 is installed on the workbench 1 at the rear side of the thimble cylinder 10, the horizontal cylinder 11 drives a sliding plate 12 to approach or leave away from a product, displacement sensors 13 arranged towards the product are installed at two ends of the sliding plate 12, and the horizontal cylinder 11 can drive the displacement sensors 13 to move horizontally to detect the deformation amount of the designated position of the end of the product, so as to improve the universality of the device.
Therefore, the detection device in the embodiment is reasonable in structure, can realize rapid clamping and fixing of products, adopts a brand new hole position detection method, ensures that all inclined holes are detected at one time by using the inclined hole detection assembly, detects the airflow in the pipeline by using the flow detection sensor in real time, detects whether the product holes are processed and communicated, effectively improves the reliability and reduces the detection time compared with the traditional manual detection.
It should be noted that all directional indicators (such as up, down, left, right, front, and back) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, and the like in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Claims (10)

1. The utility model provides a multistation inclined hole leaks to process detection device which characterized in that includes:
the device comprises a workbench (1), wherein a product clamping station (2) is arranged on the workbench (1) and used for positioning a product;
the inclined hole detection assembly (8) is installed on the upper side of the workbench (1), the inclined hole detection assembly (8) comprises a detection column (85), the detection column (85) is inserted into a corresponding opening (B) on a product from bottom to top, air outlet holes (88) corresponding to the inclined holes (A) in different positions on the inner side wall of the opening (B) are formed in positions with different heights on the side wall of the detection column (85), a plurality of ventilation flow channels (87) corresponding to the air outlet holes (88) are axially arranged in the detection column (85), the upper ends of the ventilation flow channels (87) are communicated with the corresponding air outlet holes (88), and the other ends of the ventilation flow channels (87) are connected with an air source and a flow sensor;
the inclined hole detection assembly (8) further comprises a plurality of sealing rings (83) sleeved on the detection column (85), and the sealing rings (83) are arranged between the adjacent air outlet holes (88).
2. The multi-station inclined hole machining missing detection device according to claim 1, characterized in that: the outer side of the lower end of the detection column (85) is provided with an air pipe connector (86) communicated with the ventilation flow channel (87), the air pipe connector (86) is connected with a flow divider (3) positioned on the inner wall of the workbench (1) through an air pipe, and the flow sensor is installed on the flow divider (3).
3. The multi-station inclined hole machining missing detection device as claimed in claim 2, wherein: a back pressure valve (4) is arranged between the flow divider (3) and the air source.
4. The multi-station inclined hole machining missing detection device according to claim 1, characterized in that: the detection column (85) is sleeved with shaft sleeves (82) in one-to-one correspondence with the air outlet holes (88), the shaft sleeves (82) are provided with air holes, the sealing rings (83) are clamped between the adjacent shaft sleeves (82), and the top of the detection column (85) is sleeved with the limiting top sleeve (81).
5. The multi-station inclined hole machining missing detection device according to claim 4, characterized in that: the outside of detecting post (85) be provided with annular (89) that are linked together with venthole (88), axle sleeve (82) on the gas pocket correspond with annular (89).
6. The multi-station inclined hole machining missing detection device according to claim 1, characterized in that: detect post (85) on be provided with one spacing platform (84), spacing platform (84) be located the upside of workstation (1), the upside of spacing platform (84) be provided with end face seal (91) round detecting post (85).
7. The multi-station inclined hole machining missing detection device according to claim 1, characterized in that: the product clamping station (2) comprises a bottom plate (23) and a plurality of clamping cylinders (21) arranged on the bottom plate (23), at least two positioning columns (22) are further arranged on the bottom plate (23), and the positioning columns (22) penetrate through the product.
8. The multi-station inclined hole machining missing detection device according to claim 1, characterized in that: the upper side of workstation (1) install support frame (5), the upper end of support frame (5) be provided with backup pad (15) that stretch out to inclined hole determine module (8) top, backup pad (15) upside install lift cylinder (6), the extension bar of lift cylinder (6) stretch out downwards and be connected with pressure post (7), lift cylinder (6) drive pressure post (7) push down the top of determining post (85).
9. The multi-station inclined hole machining missing detection device according to claim 1, characterized in that: one side of the upper end of the workbench (1) close to the inclined hole detection assembly (8) is transversely provided with a thimble oil cylinder (10), and the extending end of the thimble oil cylinder (10) is provided with a thimble column (9) for propping the end face of a product and leaving a mark hole on the end face of the product.
10. The multi-station inclined hole machining missing detection device as claimed in claim 9, wherein: the thimble hydro-cylinder (10) rear side workstation (1) on install horizontal cylinder (11), horizontal cylinder (11) drive a slide (12) be close to the product or keep away from the product, the both ends of slide (12) install displacement sensor (13) that set up towards the product.
CN202210064452.0A 2022-01-20 2022-01-20 Multi-station inclined hole machining leakage detection device Pending CN114088379A (en)

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CN214095812U (en) * 2021-01-19 2021-08-31 泸州长江机械有限公司 Inclined hole position degree detection tool
CN215893993U (en) * 2021-07-26 2022-02-22 江苏金润汽车传动科技有限公司 Device for detecting inner wall of valve element hole

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