Air injection washing mechanism for chip cleaning

Abstract

The utility model relates to the technical field of chip cleaning, in particular to an air injection flushing mechanism for chip cleaning, which comprises a casing pipe and a sleeve, the casing pipe is movably inserted in the sleeve, a groove is arranged on the inner wall of the sleeve, a plurality of groups of bead grooves are arranged on the surface of the casing pipe, semicircular heads are movably inserted in the bead grooves, and the semicircular heads are simultaneously movably inserted in the groove. A rod hole is formed in the outer wall of the sleeve, an ejector rod is movably inserted into the rod hole, and a limiting plate is slidably connected to the outer wall of the sleeve. The device has the beneficial effects that when the limiting plate and the ejector rod are located at the same height, the inner wall of the limiting plate pushes the ejector rod, then the ejector rod pushes the T-shaped rod, and similarly, the T-shaped rod pushes the spring plate, so that the spring plate can be prevented from stretching out of the groove, and the spring plate pushes the cup head; the semicircular head is prevented from retreating from the bead groove, and therefore the sleeve can still be effectively limited when the gravity of the sleeve is large.

Description

TECHNICAL FIELD

[0001] The utility model relates to chip cleaning technical field, concretely is a chip cleaning jet flushing mechanism. BACKGROUND

[0002] In the process of chip ball mounting, the flux and oil stains need to be cleaned in time, and the patent file with the application number CN201720127359.4 proposes a cleaning method of semiconductor element, the steam generated by water or solvent is used to spray high pressure air from the front of the chip and substrate bonding position, and the flux or oil stains are dissolved and carried out from the position between the chip and the substrate by the steam, which realizes the purpose of cleaning the chip by the jet flushing mechanism, but the device has good jet protection function and improves the quality of chip ball mounting, but due to the small size of the chip, the two sides of the jet mechanism are close to each other, and do not have the function of moving, which causes the inconvenience of cleaning the air outlet in the later period, and improvement is needed.

[0003] In the prior art, the patent file with the application number CN202321394004.3 discloses a jet protection device special for chip ball mounting, which comprises a mechanical claw, a batch cutter is fixedly installed on the bottom of one side of the mechanical claw through a support, a sleeve is fixedly installed on the top of one side of the mechanical claw, and a buffer box is placed on the bottom of the mechanical claw. The utility model discloses a spring a, a plug rod and a hollow block are arranged, when the air outlet is cleaned before the jet mechanism is used, the buffer box can be moved out by applying force, since the guide block is slidably sleeved on the guide rod, the buffer box can be moved out, and the distance between the nozzle and the jet head is increased. The distance is convenient for the staff to clean the port, if the cleaning time is required for a long time, the plug rod can penetrate the hollow block and be clamped with the insertion slot of the guide block, which is used for mechanical limiting of the buffer box, and the staff does not need to apply force to limit the buffer box during long-time cleaning, and the tension of the spring a can ensure the stability of the limiting of the buffer box during the use of the jet.

[0004] However, the sleeve in the prior art relies on the spring b to top the semicircular head into the bead groove to realize the limiting of the sleeve, and this limiting method has high requirements for the weight on the sleeve, and once the weight on the sleeve is large, the spring b will not have enough elastic force to maintain the state of the semicircular head being topped into the bead groove, and the semicircular head will be taken out of the bead groove, resulting in the failure of the limiting of the sleeve. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a jet flushing mechanism for chip cleaning to solve the problems in the background art.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: a jet scouring mechanism for chip cleaning, which comprises: a sleeve and a sleeve, the sleeve is movably inserted into the sleeve, a groove is formed in the inner wall of the sleeve, a plurality of groups of bead grooves are formed in the surface of the sleeve, a semicircle head is movably inserted into the bead groove, the semicircle head is movably inserted into the groove, a rod hole is formed in the outer wall of the sleeve, a jacking rod is movably inserted into the rod hole, and a limiting plate is slidably connected to the outer wall of the sleeve.

[0007] Preferably, the rod hole is a round hole structure, the rod hole is communicated with the groove, the jacking rod is a round rod structure, the limiting plate is a circular ring plate body structure, and one end of the jacking rod protruding from the rod hole abuts against the surface of the limiting plate.

[0008] Preferably, a lifting plate is fixedly sleeved on the surface of the sleeve, the lifting plate is a circular ring plate body structure, and a lifting spring is fixed between the bottom end of the lifting plate and the top end of the limiting plate.

[0009] Preferably, a spring plate is fixed to one end of the semicircle head protruding from the bead groove, the spring plate is a circular plate body structure, and the spring plate is slidably connected in the groove.

[0010] Preferably, the groove is a circular groove body structure, a stopper is fixed to the groove body segment of the groove, the stopper is a circular ring block structure, and a T-shaped rod is movably inserted into the inner ring of the stopper.

[0011] Preferably, the T-shaped rod is a "T" shaped rod body structure, one end of the T-shaped rod is fixed to the surface of the spring plate, and the other end of the T-shaped rod is fixed to the surface of the jacking rod.

[0012] Preferably, a spring b is sleeved on the thin rod of the T-shaped rod, one end of the spring b is fixed to the surface of the spring plate, and the other end of the spring b is fixed to the surface of the stopper.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] The utility model discloses a jet scouring mechanism for chip cleaning, when the height of the sleeve in the sleeve is needed to be positioned, the spring b compressed by the stopper and spring plate pushes the spring plate to the outside of the recess under the self elasticity, and the spring plate generates the same direction thrust to the semicircle head to make the semicircle head be pushed into the bead groove, at this time, in order to prevent the semicircle head from withdrawing from the bead groove due to the too big gravity on the sleeve, the rod hole is set up on the outer wall of the sleeve, and the top rod is inserted in the rod hole, and the outer wall of the sleeve is slidably connected with the limiting plate, when the limiting plate is at the same height with the top rod, the inner wall of the limiting plate generates the thrust to the top rod, can prevent the top rod from stretching out from the rod hole, and the top rod generates the thrust to the T-shaped rod, and the T-shaped rod generates the thrust to the spring plate, can prevent the spring plate from stretching out to the recess, and the spring plate generates the thrust to the semicircle head, realizes preventing the semicircle head from withdrawing from the bead groove, and further realizes that the sleeve can be effectively positioned when the gravity on the sleeve is big. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the structural schematic diagram of the utility model;

[0016] Figure 2 It is the sectional structure schematic diagram of the utility model;

[0017] Figure 3 It is Figure 2 It is the structure enlarged schematic diagram of A in the middle.

[0018] In the drawing: sleeve 1, sleeve 2, rod hole 3, top rod 4, limiting plate 5, hoisting plate 6, hoisting spring 7, bead groove 8, recess 9, semicircle head 10, spring plate 11, T-shaped rod 12, stopper 13, spring b 14. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical scheme of the utility model to be described clearly and completely, and the advantage is more clear and obvious, the following will be further detailed to the utility model embodiment with the drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all the embodiments, only to explain the utility model embodiments, and not for limiting the utility model embodiments, all other embodiments obtained by the ordinary skill in the art without doing the creative work, belong to the scope of the utility model protection.

[0020] Embodiment one: please refer to Figures 1 to 3The utility model provides a technical scheme: a jet scouring mechanism for chip cleaning, which comprises: a sleeve 1 and a sleeve 2, the sleeve 1 is movably inserted into the sleeve 2, a groove 9 is formed on the inner wall of the sleeve 2, a plurality of groups of pearl grooves 8 are formed on the surface of the sleeve 1, a semicircular head 10 is movably inserted into the pearl groove 8, the semicircular head 10 is movably inserted into the groove 9, a rod hole 3 is formed on the outer wall of the sleeve 2, a top rod 4 is movably inserted into the rod hole 3, a limiting plate 5 is slidably connected to the outer wall of the sleeve 2, the rod hole 3 has a round hole structure, the rod hole 3 is in communication with the groove 9, the top rod 4 has a round rod structure, the limiting plate 5 has a circular ring plate structure, and one end of the top rod 4 protruding out of the rod hole 3 abuts against the surface of the limiting plate 5.

[0021] When the height of the sleeve 1 in the sleeve 2 needs to be limited in actual use, the spring b14 compressed by the stopper 13 and the spring plate 11 is pushed outwards from the groove 9 under the elastic force of the spring b14, the spring plate 11 generates a same-direction thrust on the semicircular head 10, so that the semicircular head 10 is pushed into the pearl groove 8, at this time, in order to prevent the semicircular head 10 from being pulled out of the pearl groove 8 due to too large gravity on the sleeve 1, the rod hole 3 is formed on the outer wall of the sleeve 2, the top rod 4 is inserted into the rod hole 3, and the limiting plate 5 is slidably connected to the outer wall of the sleeve 2, when the limiting plate 5 and the top rod 4 are at the same height, the inner wall of the limiting plate 5 generates a thrust on the top rod 4, so that the top rod 4 is prevented from protruding out of the rod hole 3, the top rod 4 generates a thrust on the T-shaped rod 12, the T-shaped rod 12 generates a thrust on the spring plate 11, the spring plate 11 generates a thrust on the semicircular head 10, and the semicircular head 10 is prevented from being pulled out of the pearl groove 8, so that the sleeve 1 can be effectively limited when the gravity on the sleeve 1 is large.

[0022] In the embodiment one, in order to realize the sliding connection between the limiting plate 5 and the sleeve 2, a lifting plate 6 is sleeved and fixed on the surface of the sleeve 2, the lifting plate 6 has a circular ring plate structure, and a lifting spring 7 is fixed between the bottom end of the lifting plate 6 and the top end of the limiting plate 5.

[0023] The sleeve 2 is sleeved and fixed with the lifting plate 6 at the top end of the outer wall, the lifting spring 7 is fixed between the limiting plate 5 and the lifting plate 6, and the sliding connection between the limiting plate 5 and the sleeve 2 is realized; when the limiting plate 5 naturally droops, the lifting spring 7 generates a pulling force on the limiting plate 5, and the pulling force increases with the increasing distance between the limiting plate 5 and the lifting plate 6, and the lifting spring 7 should be selected to meet the condition that the pulling force of the lifting spring 7 on the limiting plate 5 is equal to the gravity of the limiting plate 5, so that the limiting plate 5 is located at the same height as the top rod 4.

[0024] The embodiment three is based on the embodiment two, in order to realize the height adjustment of the sleeve 1 in the sleeve 2, the one end of the semicircle head 10 extending the bead groove 8 is fixed with the spring plate 11, the spring plate 11 is the circular plate body structure, the spring plate 11 is slidingly connected in the recess 9, the recess 9 is the circular groove structure, the groove body middle section of the recess 9 is fixed with the stopper 13, the stopper 13 is the circular ring block structure, the inner ring of the stopper 13 is movably inserted with the T-shaped rod 12, the T-shaped rod 12 is the "T" type rod body structure, one end of the T-shaped rod 12 is fixed on the surface of the spring plate 11, the other end of the T-shaped rod 12 is fixed on the surface of the top rod 4, the thin rod of the T-shaped rod 12 is sleeved with the spring b14, one end of the spring b14 is fixed on the surface of the spring plate 11, the other end of the spring b14 is fixed on the surface of the stopper 13.

[0025] When the height of the sleeve 1 in the sleeve 2 needs to be adjusted, first hold the sleeve 1, then push the limiting plate 5 upwards, the pushing effect of the limiting plate 5 to the top rod 4 disappears, at this time, the height of the sleeve 1 in the sleeve 2 can be adjusted by up and down the sleeve 1, when the height is adjusted to the appropriate height, continue to fine tune the sleeve 1, when the semicircle head 10 is aligned with the nearest group of bead grooves 8, the spring b14 pushes the spring plate 11 away from the stopper 13, so that the semicircle head 10 is inserted into the new group of bead grooves 8, the movement of the spring plate 11 drives the T-shaped rod 12 to move in the same direction, the T-shaped rod 12 completely pulls the top rod 4 into the rod hole 3, when the top rod 4 is completely retracted into the rod hole 3, the limiting plate 5 is released, the limiting plate 5 naturally falls and finally stays at the same height as the top rod 4, the pushing effect of the limiting plate 5 to the top rod 4 is restored, at this time, the sleeve 1 can be released, and the height adjustment of the sleeve 1 in the sleeve 2 is completed.

[0026] In actual use, when the height of the sleeve 1 in the sleeve 2 needs to be limited, the spring b14 compressed by the stopper 13 and the spring plate 11 is pushed to the outside of the groove 9 by the elastic force of itself, the spring plate 11 generates a same direction pushing force on the semicircular head 10, so that the semicircular head 10 is pushed into the bead groove 8, at this time, in order to prevent the semicircular head 10 from being withdrawn from the bead groove 8 due to too large gravity on the sleeve 1, a rod hole 3 is formed on the outer wall of the sleeve 2, a top rod 4 is inserted into the rod hole 3, and a limiting plate 5 is slidably connected to the outer wall of the sleeve 2, when the limiting plate 5 is at the same height as the top rod 4, the inner wall of the limiting plate 5 generates a pushing force on the top rod 4, so that the top rod 4 is prevented from being stretched out of the rod hole 3, the top rod 4 generates a pushing force on the T-shaped rod 12, the T-shaped rod 12 generates a pushing force on the spring plate 11, the spring plate 11 generates a pushing force on the semicircular head 10, so that the semicircular head 10 is prevented from being withdrawn from the bead groove 8, and the sleeve 1 can be effectively limited when the gravity on the sleeve 1 is large; the fixed hoisting plate 6 is sleeved on the top end of the outer wall of the sleeve 2, the hoisting spring 7 is fixed between the limiting plate 5 and the hoisting plate 6, so that the sliding connection between the limiting plate 5 and the sleeve 2 is realized; at the same time, when the limiting plate 5 naturally droops, the hoisting spring 7 generates a pulling force on the limiting plate 5, and the pulling force increases with the increasing distance between the limiting plate 5 and the hoisting plate 6, the hoisting spring 7 should be selected to satisfy that when the pulling force of the hoisting spring 7 on the limiting plate 5 is equal to the gravity of the limiting plate 5 itself, the limiting plate 5 is at the same height as the top rod 4; when the height of the sleeve 1 in the sleeve 2 needs to be adjusted, the sleeve 1 is first held, and then the limiting plate 5 is pushed upward, so that the pushing effect of the limiting plate 5 on the top rod 4 disappears, at this time, the height of the sleeve 1 in the sleeve 2 can be adjusted by up and down movement of the sleeve 1, when the height is adjusted to a proper height, the sleeve 1 is slightly adjusted, when the semicircular head 10 is aligned with the nearest bead groove 8, the spring b14 pushes the spring plate 11 away from the stopper 13, so that the semicircular head 10 is inserted into a new bead groove 8, the movement of the spring plate 11 drives the T-shaped rod 12 to move in the same direction, the T-shaped rod 12 completely pulls the top rod 4 into the rod hole 3, when the top rod 4 is completely pulled into the rod hole 3, the limiting plate 5 is released, the limiting plate 5 naturally droops and finally stays at the same height as the top rod 4, the pushing effect of the limiting plate 5 on the top rod 4 is restored, at this time, the sleeve 1 can be released, and the height adjustment of the sleeve 1 in the sleeve 2 is completed.

[0027] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made thereto without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A jet blast unit for chip cleaning, comprising: Sleeve (1) and sleeve (2), sleeve (1) is movably inserted in sleeve (2), recess (9) is formed on the inner wall of sleeve (2), a plurality of groups of bead groove (8) are formed on the surface of sleeve (1), semicircular head (10) is movably inserted in bead groove (8), semicircular head (10) is movably inserted in recess (9), characterized in that: the outer wall of sleeve (2) is provided with rod hole (3), top rod (4) is movably inserted in rod hole (3), the outer wall of sleeve (2) is slidably connected with limiting plate (5).

2. The air jet scouring mechanism for cleaning a chip according to claim 1, wherein: The rod hole (3) is a round hole structure, the rod hole (3) is through the recess (9), the top rod (4) is a round rod structure, the limiting plate (5) is a circular ring plate body structure, the end of the top rod (4) extending out of the rod hole (3) abuts against the surface of the limiting plate (5).

3. The air jet scouring mechanism for cleaning a chip according to claim 2, wherein: The surface of the sleeve (2) is sleeved with the lifting plate (6), the lifting plate (6) is a circular ring plate body structure, the lifting spring (7) is fixed between the bottom end of the lifting plate (6) and the top end of the limiting plate (5).

4. The air jet scouring mechanism for cleaning a chip according to claim 3, wherein: The end of the semicircular head (10) extending out of the bead groove (8) is fixed with the spring plate (11), the spring plate (11) is a circular plate body structure, and the spring plate (11) is slidably connected in the recess (9).

5. The air jet scouring mechanism for cleaning a chip according to claim 4, wherein: The recess (9) is a circular groove structure, the groove body middle segment of the recess (9) is fixed with the stop block (13), the stop block (13) is a circular ring block structure, and the T-shaped rod (12) is movably inserted in the inner ring of the stop block (13).

6. The air jet scouring mechanism for chip cleaning according to claim 5, wherein: The T-shaped rod (12) is a "T" shaped rod body structure, one end of the T-shaped rod (12) is fixed on the surface of the spring plate (11), and the other end of the T-shaped rod (12) is fixed on the surface of the top rod (4).

7. The air jet scouring mechanism for chip cleaning according to claim 6, wherein: The thin rod of the T-shaped rod (12) is sleeved with spring b (14), one end of the spring b (14) is fixed on the surface of the spring plate (11), and the other end of the spring b (14) is fixed on the surface of the stop block (13).

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