CN117976591A - Material pushing device for core feeding machine, core feeding machine and method - Google Patents

Abstract

The invention discloses a pushing device for a core feeding machine, the core feeding machine and a method, wherein the device comprises a fixed block, a pushing and blocking mechanism, a driving mechanism, a control unit and a reset mechanism; the pushing and blocking mechanism, the driving mechanism and the reset mechanism are all arranged on the fixed block, and the driving mechanism provides driving force to drive the pushing and blocking mechanism to swing and keep the pushing and blocking mechanism in a pushing state, so that the pushing of products is realized; the control unit can set the displacement of the driving mechanism according to the product specification, and control the driving mechanism to drive the pushing mechanism to accurately push the product into the material box; when the pushing device is used, the control unit starts the driving mechanism, so that the output end of the driving mechanism is abutted against the top of the pushing mechanism, and the pushing mechanism is driven to swing and keep the current pushing state; after the pushing mechanism pushes the product into the material box, the reset mechanism drives the pushing mechanism to reset from the pushing state to the initial position; the pushing device is simple in principle and structure, can ensure that products are accurately pushed into the material box, improves the working efficiency, and has good popularization and application values.

Description

Material pushing device for core feeding machine, core feeding machine and method

Technical Field

The invention belongs to the field of semiconductor packaging, relates to the field of design and manufacture of hardware of core feeding machines, and in particular relates to a pushing device for a core feeding machine, a core feeding machine and a method.

Background

In the semiconductor packaging industry, the core loading process is a complex and precise process, and comprises a plurality of steps and links. The process mainly involves the key steps of photoetching, etching, depositing, cleaning and the like, and the structure and the function of the semiconductor chip are gradually formed through the steps.

The core loading process is used as a core process of an integrated circuit packaging technology, and the product quality of the core loading process directly determines the performance and reliability of the whole packaged chip. In the discharging process of the products in the core feeding process, the products are discharged by the step clamp, in the discharging process, the step clamp conveys the products into the material box from the track, and due to the limit position of the step clamp, the products cannot be completely conveyed into the material box, and part of the products are still in the track, so that operators are required to complete the product conveying manually or by means of the conveying device; thus, the following disadvantages exist with the above method: firstly, a manual pushing mode is adopted, so that the requirement on the operation experience of operators is high, and products cannot be accurately pushed into a material box by the manual pushing mode due to limited operation space and limited observation range; secondly, with the help of current pusher, because current pusher is though improving the precision of product propelling movement, nevertheless need to correct again and resume initial position after the propelling movement of every turn, correction work has spent a large amount of time, and along with the increase of propelling movement number of times, the propelling movement precision reduces thereupon, causes the damage to the product easily, has caused very big influence to product quality.

Disclosure of Invention

In order to overcome the technical defects, the invention provides a pushing device for a core feeding machine, the core feeding machine and a method, which can solve the technical problem that the existing pushing mode can not accurately push products into a material box.

In order to achieve the above purpose, the present invention adopts the following technical contents:

The utility model provides a go up core pushing device for machine, includes fixed block and:

the pushing and blocking mechanism is movably connected with the fixed block and used for pushing the product to the feeding box;

the driving mechanism is fixed on the fixed block and is used for driving the push-stop mechanism to swing and keep a push state;

the control unit is electrically connected with the driving mechanism and used for controlling the driving mechanism to realize driving;

and the reset mechanism is arranged between the fixed block and the pushing mechanism and is used for driving the pushing mechanism to reset from the pushing state to the initial state after the pushing process is completed.

Further, the pushing and blocking mechanism comprises a swing arm, and the swing arm is movably connected with the fixed block through a pin shaft and can swing along the pin shaft under the action of the driving mechanism and keep a preset position; the tail end of the swing arm is connected with a baffle.

Further, the swing arm is connected with the baffle plate in an integrated forming mode.

Further, a bar-shaped hole is formed in the baffle plate and is fixedly connected with the swing arm through the bar-shaped hole and a bolt.

Further, one side of the baffle close to the track adopts an arc transition structure, and the width of the arc transition structure is 0.8-1.2mm.

Further, the contact width of the baffle plate and the product is 1.5mm; in the initial state, the vertical height of the bottom of the baffle plate from the surface of the product is 15mm.

Further, the driving mechanism adopts a cylinder, the input end of the cylinder is electrically connected with the control unit, and in the pushing process, the output end of the cylinder is abutted to the top of the pushing mechanism.

Further, the reset mechanism adopts a reset spring, one end of the reset spring is connected with the fixed block, and the other end of the reset spring is connected to the push-stop mechanism.

The application method of the pushing device for the core feeding machine comprises the following steps:

The control unit starts the driving mechanism, so that the output end of the driving mechanism is abutted against the top of the pushing mechanism, and drives the pushing mechanism to swing and keep the current pushing state; after the pushing mechanism pushes the product into the material box, the reset mechanism drives the pushing mechanism to reset from the pushing state to the initial position.

A core feeding machine comprises the pushing device for the core feeding machine.

Compared with the prior art, the invention has the following beneficial effects:

the invention provides a pushing device for a core feeding machine, which comprises a fixed block, a pushing mechanism, a driving mechanism, a control unit and a reset mechanism, wherein the fixed block is arranged on the fixed block; the pushing and blocking mechanism, the driving mechanism and the reset mechanism are all arranged on the fixed block, and the driving mechanism provides driving force to drive the pushing and blocking mechanism to swing and keep a pushing state, so that the pushing of products is realized; the control unit can set the displacement of the driving mechanism according to the product specification, and control the driving mechanism to drive the pushing mechanism to accurately push the product into the material box; when the pushing device is used, the control unit starts the driving mechanism, so that the output end of the driving mechanism is abutted against the top of the pushing mechanism, and the pushing mechanism is driven to swing and keep the current pushing state; after the pushing mechanism pushes the product into the material box, the reset mechanism drives the pushing mechanism to reset from the pushing state to the initial position; the pushing device is simple in principle and structure, can ensure that products are accurately pushed into the material box, improves the working efficiency, and has good popularization and application values.

Preferably, in the invention, the pushing mechanism adopts the swing arm movably connected with the fixed block and the baffle plate arranged at the tail end of the swing arm, the swing arm swings and keeps a pushing state under the action of external force of the driving mechanism, and the baffle plate at the tail end of the swing arm is driven to move in a preset direction, so that the reliability of the pushing device is improved.

Further preferably, in the invention, the swing arm and the baffle are integrally formed, so that the stability and the service life of the whole device push-stop mechanism are improved.

Further preferably, in the invention, the baffle is provided with the strip-shaped hole, and the strip-shaped hole is connected with the swing arm in a bolt way, so that the baffle is convenient to adjust on the swing arm, and the pushing device has better universality.

Still preferably, in the invention, the arc transition structure is adopted on one side of the baffle close to the track, so that the resistance caused by contact friction between the baffle and the track can be effectively avoided, the abrasion of parts is reduced, and meanwhile, the action precision of the pushing device is ensured.

Still further preferably, in the present invention, a contact width of the barrier with the product is set to 1.5mm, and in an initial state, a vertical height of the barrier bottom from the product surface is set to 15mm; therefore, when the reset mechanism fails and cannot reset, the contact position of the reset mechanism can be only positioned at the outer side of the edge of a product by adopting the structural design, so that the position of a chip on the product is effectively avoided, and the abnormal breakage of single crystals caused by rubbing and scratching the chip is avoided; the method not only ensures the product quality, improves the product yield and the customer satisfaction, but also can reduce equipment abnormality, save manpower and improve the equipment processing efficiency.

The invention also provides a use method of the pushing device for the core feeding machine, based on the pushing device for the core feeding machine, the use method can solve the problem that the existing pushing mode can not accurately push products into the material box, and realizes accurate pushing of the products; the method is simple in principle, convenient to operate and implement, ensures the precision of pushing the feeding box, saves manpower and time, and improves the production efficiency.

The invention also provides a core feeding machine, which comprises the pushing device for the core feeding machine, and can efficiently and accurately push products into the material box without other auxiliary tools and without depending on experience of operators, thereby improving the working efficiency and the product yield and reducing the manpower and the production cost.

Drawings

Fig. 1 is a schematic structural diagram of a pushing device for a core feeding machine according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a pushing device for a core feeding machine in a working state according to an embodiment of the present invention;

Fig. 3 is a schematic structural diagram of a swing arm of a pushing device for a core feeding machine according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a first swing arm connection block of a swing arm according to an embodiment of the present invention;

Fig. 5 is a schematic diagram of a second swing arm connection block of the swing arm according to the embodiment of the present invention;

fig. 6 is a schematic structural diagram of a third swing arm connection block of the swing arm according to the embodiment of the present invention;

fig. 7 is a schematic structural diagram of a baffle of a pushing device for a core feeding machine according to an embodiment of the present invention.

Reference numerals:

a fixed block-1; swing arm-2; a baffle plate-3; a cylinder-4; a return spring-5;

A first swing arm connecting block-2-1; the second swing arm connecting block 2-2; a third swing arm connecting block 2-3;

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects solved by the invention more clear, the following specific embodiments are used for further describing the invention in detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of 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, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the embodiments of the present invention, it should be noted that, if the terms "upper," "lower," "horizontal," "inner," and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or the azimuth or the positional relationship in which the inventive product is conventionally put in use, it is merely for convenience of describing the present invention and simplifying the description, and does not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Furthermore, the term "horizontal" if present does not mean that the component is required to be absolutely horizontal, but may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

The invention is described in further detail below with reference to the attached drawing figures:

Examples

In combination with the background technology, in the discharging process of the product in the upper core working procedure, the product is discharged by the step clamp, in the discharging process, the step clamp sends the product into the material box from the track, and due to the limit position of the step clamp, the product can not be completely sent into the material box, and part of the product is still in the track, so that an operator is required to complete the pushing of the product manually or by means of the pushing device; thus, the following disadvantages exist with the above method: firstly, a manual pushing mode is adopted, so that the requirement on the operation experience of operators is high, and products cannot be accurately pushed into a material box by the manual pushing mode due to limited operation space and limited observation range; secondly, with the help of current pusher, because current pusher is though improving the precision of product propelling movement, nevertheless need to correct again and resume initial position after the propelling movement of every turn, correction work has spent a large amount of time, and along with the increase of propelling movement number of times, the propelling movement precision reduces thereupon, causes the damage to the product easily, has caused very big influence to product quality.

In order to solve the problems, the embodiment provides a pushing device for a core feeding machine, a core feeding machine and a method.

The specific structure of this embodiment will be described in detail below with reference to the accompanying drawings:

As shown in fig. 1 and fig. 2, this embodiment provides a pushing device for a core feeding machine, including: the device comprises a fixed block 1, and a push-stop mechanism, a driving mechanism and a reset mechanism which are arranged on the fixed block 1, wherein the driving mechanism is connected with a control unit, and the control unit controls the driving mechanism to start or stop the driving mechanism.

In this embodiment, actuating mechanism adopts cylinder 4, and cylinder 4 links to each other with fixed block 1 side by side, on the production line, connects simultaneously on the arm that can axial back-and-forth movement to whole blevile of push establishes on the track, through the drive of arm, makes whole core machine blevile of push can axial movement, supplementary pushing action process.

In this embodiment, the control unit includes control program, can set up actuating mechanism's displacement according to the product specification, and control actuating mechanism drives and pushes away fender mechanism and go into the magazine with accurate propelling movement of product.

In this embodiment, the fixed block 1 and the pushing mechanism adopt a movable connection mode, specifically, the pushing mechanism includes a swinging arm 2 capable of swinging and a baffle 3 located at the tail end of the swinging arm, and the two can be integrally formed or connected by a bolt mode.

As shown in fig. 3, in this embodiment, the swing arm 2 includes three parts, namely a first swing arm connection block 2-1, a second swing arm connection block 2-2 and a third swing arm connection block 2-3, which are sequentially connected, and all the three parts are fixedly connected by bolts; as shown in fig. 4, the first swing arm connecting block 2-1 is connected to the fixed block 1 through a pin shaft, and a return spring 5 is further connected between the first swing arm connecting block and the fixed block, so as to drive the swing arm 2 to return from the pushing state to the initial state after the pushing process is completed. As shown in fig. 5, the second swing arm connecting block 2-2 is connected to the end of the first swing arm connecting block 2-1, and as shown in fig. 6, the third swing arm connecting block 2-3 is connected to the end of the second swing arm connecting block 2-2; in this embodiment, the connecting surface of the third swing arm connecting block 2-3 connected with the baffle 3 is provided with a screw hole, as shown in fig. 7, the baffle 3 is provided with a bar hole, and the matching arrangement of the bar hole of the baffle 3 and the screw hole of the third swing arm connecting block 2-3 is adopted, so that the position of the baffle 3 on the swing arm 2 is convenient to adjust, and the pushing device has better universality.

In addition, as shown in fig. 7, in order to prevent the reset mechanism from being failed and being unable to reset, in this embodiment, the width of the contact surface between the baffle 3 and the product is set to be 1.5mm, and the vertical height of the bottom of the baffle 3 from the surface of the product is set to be 15mm, so that the contact position of the baffle 3 is only located at the outer side of the edge of the product, and the position of a chip on the product is effectively avoided, and abnormal broken single crystal caused by rubbing and scratching the chip is avoided; the method not only ensures the product quality, improves the product yield and the customer satisfaction, but also can reduce equipment abnormality, save manpower and improve the equipment processing efficiency.

In order to effectively avoid resistance caused by contact friction between the baffle plate 3 and the track and reduce abrasion of parts, an arc transition structure is adopted on one side of the baffle plate 3 close to the track, and the width of the arc transition structure is designed to be 0.8-1.2mm, preferably, in the embodiment, the arc transition structure is set to be 1mm; therefore, not only is the resistance generated by contact friction between the baffle plate 3 and the rail reduced, but also abrasion is reduced, and meanwhile, the action precision of the pushing device is ensured.

The embodiment provides a pushing device for a core feeding machine, and the specific working process of the pushing device is as follows in combination with fig. 1 and 2:

step one, as shown in fig. 1, after the whole core loading machine is assembled by using the pushing device, the whole core loading machine is integrally mounted on the mechanical arm and the track.

And step two, the control unit controls the mechanical arm to drive the pushing device for the core feeding machine to move to a designated position, and the pushing and feeding process is implemented.

Step three, as shown in fig. 2, the control unit controls the air cylinder 4, the piston of the air cylinder 4 pushes the swing arm 2 to swing by a certain angle (clockwise swing), the air cylinder 4 is abutted with the swing arm 2, and under the action of the air cylinder 4, the swing arm 2 continuously maintains the angle, so that a pushing state is maintained, at the moment, due to the swing of the swing arm 2, the baffle 3 connected with the tail end of the swing arm is driven to swing (clockwise swing), so that the tail end of the baffle 3 slightly moves downwards and is effectively abutted with a product; meanwhile, the return spring 5 is in a stretched state due to the action of the cylinder 4.

And step four, the mechanical arm drives the pushing device for the core feeding machine to move towards the feeding box, and the pushing process is completed.

Step five, after the pushing process is finished, the control unit controls the cylinder 4 to be separated from the swing arm 2; the reset spring 5 realizes resetting, the reset spring 5 drives the swing arm 2 to reset to the initial position from the pushing state, and the tail end of the baffle 3 is slightly lifted upwards to finish the next pushing process contrary to the step three.

The embodiment also provides a core feeding machine, including last core machine body to and this embodiment go up core machine blevile of push, this core feeding machine need not with the help of other appurtenance and does not rely on operating personnel experience, just can be high-efficient with accurate push into the magazine of product, has improved work efficiency and product yield, has reduced manpower and manufacturing cost.

In summary, the invention provides a pushing device for a core feeding machine, which has the following advantages compared with the existing pushing device:

The pushing device comprises a fixed block, a pushing mechanism, a driving mechanism, a control unit and a reset mechanism; the pushing and blocking mechanism, the driving mechanism and the reset mechanism are all arranged on the fixed block, and the driving mechanism provides driving force to drive the pushing and blocking mechanism to swing and keep a pushing state, so that the pushing of products is realized; the control unit can set the displacement of the driving mechanism according to the product specification, and control the driving mechanism to drive the pushing mechanism to accurately push the product into the material box; when the pushing device is used, the control unit starts the driving mechanism, so that the output end of the driving mechanism is abutted against the top of the pushing mechanism, and the pushing mechanism is driven to swing and keep the current pushing state; after the pushing mechanism pushes the product into the material box, the reset mechanism drives the pushing mechanism to reset from the pushing state to the initial position; the pushing device is simple in principle and structure, can ensure that products are accurately pushed into the material box, improves the working efficiency, and has good popularization and application values.

The above embodiment is only one of the implementation manners capable of implementing the technical solution of the present invention, and the scope of the claimed invention is not limited to the embodiment, but also includes any changes, substitutions and other implementation manners easily recognized by those skilled in the art within the technical scope of the present invention.

Claims (10)

1. Go up core machine blevile of push, its characterized in that includes fixed block (1) and:

The pushing and blocking mechanism is movably connected with the fixed block (1) and is used for pushing the product to the feeding box;

the driving mechanism is fixed on the fixed block (1) and is used for driving the pushing and blocking mechanism to swing and keep a pushing state;

the control unit is electrically connected with the driving mechanism and used for controlling the driving mechanism to realize driving;

the reset mechanism is arranged between the fixed block (1) and the pushing and blocking mechanism and is used for driving the pushing and blocking mechanism to reset from a pushing state to an initial state after the pushing process is completed.

2. The pushing device for the core feeding machine according to claim 1, wherein the pushing mechanism comprises a swing arm (2), the swing arm (2) is movably connected with the fixed block (1) through a pin shaft, and can swing along the pin shaft and keep a preset position under the action of a driving mechanism; the tail end of the swing arm (2) is connected with a baffle (3).

3. The pushing device for the core loading machine according to claim 2, wherein the swing arm (2) and the baffle (3) are connected in an integrated manner.

4. The pushing device for the core feeding machine according to claim 2, wherein the baffle plate (3) is provided with a strip-shaped hole and is fixedly connected with the swing arm (2) through the strip-shaped hole and a bolt.

5. The pushing device for the core feeding machine according to claim 3 or 4, wherein one side of the baffle plate (3) close to the track adopts an arc transition structure, and the width of the arc transition structure is 0.8-1.2mm.

6. A pushing device for a core loading machine according to claim 3 or 4, characterized in that the contact width of the baffle (3) with the product is 1.5mm; in the initial state, the vertical height of the bottom of the baffle plate (3) from the surface of the product is 15mm.

7. The pushing device for the core feeding machine according to claim 1, wherein the driving mechanism adopts a cylinder (4), an input end of the cylinder (4) is electrically connected with the control unit, and an output end of the cylinder (4) is abutted against the top of the pushing mechanism in the pushing process.

8. The pushing device for the core feeding machine according to claim 1, wherein the reset mechanism adopts a reset spring (5), one end of the reset spring (5) is connected with the fixed block (1), and the other end of the reset spring is connected to the pushing mechanism.

9. A method of using a pushing device for a core loader according to any one of claims 1-8, comprising:

The control unit starts the driving mechanism, so that the output end of the driving mechanism is abutted against the top of the pushing mechanism, and drives the pushing mechanism to swing and keep the current pushing state; after the pushing mechanism pushes the product into the material box, the reset mechanism drives the pushing mechanism to reset from the pushing state to the initial position.

10. A core feeding machine, characterized by comprising the pushing device for a core feeding machine according to any one of claims 1 to 8.