Cutting and feeding device for material plug

Abstract

The utility model provides a material plug cutting feeding device which comprises a base, a feeding air cylinder, a front clamping air cylinder and a rear clamping air cylinder, the feeding air cylinder is fixed on the base, the rear clamping air cylinder is connected with the output end of the feeding air cylinder, the front clamping air cylinder is fixed on the base, the front clamping air cylinder and the rear clamping air cylinder are arranged side by side in the feeding direction of a material belt, and the feeding air cylinder is fixed on the base. The rear clamping cylinder is located upstream of the rear clamping cylinder; during feeding, the rear clamping air cylinder clamps and positions a material belt, and the feeding air cylinder conveys the material belt to a cutting position; and after cutting is completed, the rear clamping air cylinder loosens the material belt, the front clamping air cylinder clamps and positions the material belt, and the feeding air cylinder retreats the rear clamping air cylinder to the initial position. The material belt feeding device is convenient to use, simple in structure, small in occupied space, capable of improving the overall operation efficiency of the plugging machine, stable and accurate in material belt feeding, capable of avoiding displacement during feeding and returning, and capable of improving the cutting precision.

Description

Technical Field

[0001] The utility model relates to the technical field of semiconductor manufacturing, in particular to a cutting and feeding device for a material plug. Background Art

[0002] After the wafer packaging of semiconductor products is completed, the packaged chips are generally placed in a material tube for transportation. One end of the material tube is open for the chips to enter, and the other end is closed by a plug. After the chips are tested and sorted, they need to be loaded into the material tube. One end of the material tube is open for the chips to enter, and the other end is closed by installing a plug through a plugging machine.

[0003] The plug is generally cut from a strip. In the prior art, a ratchet is generally used to feed the strip to the cutting device of the plugging machine. After cutting a section, the ratchet is retracted to continue feeding until the cutting device cuts the strip into multiple plugs and sends them out in sequence. However, this feeding method is prone to drive the strip backward and shift during the retraction of the ratchet, resulting in inaccurate cutting length, thereby affecting the packaging of the material tube. Utility Model Content

[0004] The utility model aims to provide a cutting and feeding device for a plug, so as to overcome the shortcomings in the prior art.

[0005] In order to solve the above technical problems, the technical solution of the utility model is: a cutting and feeding device for a material plug, comprising a base, a feeding cylinder, a front clamping cylinder and a rear clamping cylinder, the feeding cylinder is fixed on the base, the rear clamping cylinder is connected to the output end of the feeding cylinder, the front clamping cylinder is fixed on the base, and is arranged in parallel with the rear clamping cylinder along the feeding direction, and is located upstream of the rear clamping cylinder; when feeding, the rear clamping cylinder clamps and positions the material belt, and the feeding cylinder transports the material belt to the cutting position; after cutting is completed, the rear clamping cylinder releases the material belt, the front clamping cylinder clamps and positions the material belt, and the feeding cylinder returns the rear clamping cylinder to the initial position.

[0006] Furthermore, in the above-mentioned cutting and feeding device of the material plug, the output end of the feeding cylinder is provided with a translation plate, and the rear clamping cylinder is fixed on the translation plate; one end of the translation plate is provided with a boss 1, and the boss 1 cooperates with the output end of the feeding cylinder to locate the position of the translation plate.

[0007] Furthermore, in the above-mentioned cutting and feeding device of the material plug, the rear clamping cylinder is connected to the translation plate through the cylinder mounting plate, the top of the translation plate is provided with a positioning groove, and the bottom of the cylinder mounting plate is provided with a second boss, and the second boss is inserted in the positioning groove and cooperates with the positioning groove to locate the position of the cylinder mounting plate.

[0008] Furthermore, in the above-mentioned cutting and feeding device for the plug, the output ends of the front clamping cylinder and the rear clamping cylinder are both provided with clamping claws, and the clamping surfaces of the clamping claws are provided with anti-slip teeth.

[0009] Furthermore, in the above-mentioned material plug cutting and feeding device, a detection sensor for detecting whether the material belt is used up is provided upstream of the front clamping cylinder, and the detection sensor is fixed on the base through a sensor seat.

[0010] Furthermore, the cutting and feeding device of the above-mentioned material plug is provided with a sensor seat, a cylinder mounting seat, a cylinder mounting plate, and a guide seat in sequence along the feeding direction of the material strip, the front clamping cylinder is fixed on the base through the cylinder mounting seat, and the sensor seat, cylinder mounting seat, cylinder mounting plate, and guide seat are all provided with guide holes for guiding the material strip.

[0011] Furthermore, in the above-mentioned material plug cutting and feeding device, the guide holes on the sensor seat and the guide seat are smaller than the guide holes on the cylinder mounting seat and the cylinder mounting plate, and the bottom surface of the material strip insertion end of the guide holes on the sensor seat and the guide seat is provided with an arc-shaped guide surface.

[0012] Compared with the prior art, the utility model has the following beneficial effects: the utility model is easy to use, has a simple structure, occupies a small space, can improve the overall operating efficiency of the plugging machine, and the material belt is fed stably and accurately, which can avoid displacement when the feeding belt is retracted, ensuring that the length of the feeding belt is consistent each time, thereby improving the cutting accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 It is a structural schematic diagram of the cutting and feeding device of the material plug of the utility model;

[0015] Figure 2 It is a front view of the cutting and feeding device of the material plug of the utility model;

[0016] Figure 3 It is a right side view of the cutting and feeding device of the material plug of the utility model;

[0017] Figure 4 It is a schematic diagram of the guide hole of the cutting and feeding device of the material plug of the utility model;

[0018] In the figure: 1. base; 2. feeding cylinder; 3. front clamping cylinder; 4. rear clamping cylinder; 5. translation plate; 51. boss one; 52. positioning groove; 6. cylinder mounting plate; 61. boss two; 7. clamping claw; 8. detection sensor; 9. sensor seat; 10. cylinder mounting seat; 11. guide seat; 12. guide hole; 13. material belt. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] Example 1

[0021] like Figure 1-4 As shown, a cutting and feeding device for a plug includes a base 1, a feeding cylinder 2, a front clamping cylinder 3 and a rear clamping cylinder 4, wherein the feeding cylinder 2 is fixed on the base 1, and the rear clamping cylinder 4 is connected to the output end of the feeding cylinder 2, the front clamping cylinder 3 is fixed on the base 1, and is arranged in parallel with the rear clamping cylinder 4 along the feeding direction of the material belt 13, and is located upstream of the rear clamping cylinder 4; during feeding, the material belt 13 is sent to a designated position manually or by equipment, the rear clamping cylinder 4 clamps and positions the material belt 13, the feeding cylinder 2 conveys the material belt 13 to the cutting position, and the material belt is stably conveyed to the cutting position through the feeding cylinder 2 and the rear clamping cylinder 4; after the cutting is completed, the rear clamping cylinder 4 releases the material belt 13, the front clamping cylinder 3 clamps and positions the material belt 13, the feeding cylinder 2 returns the rear clamping cylinder 4 to the initial position, and then the material channel can be continued to be conveyed, and the cutting of a material belt can be completed by sequential cycles. When retreating, the front clamping cylinder 3 clamps and positions the material belt, which can prevent the rear clamping cylinder 4 from driving the material belt 13 to shift when the feeding cylinder 2 retreats, thereby avoiding the different cutting lengths caused by the displacement of the material belt 13, ensuring the cutting accuracy, and no manual intervention adjustment is required, which is convenient to use. The cutting and feeding device of the utility model has a simple structure and occupies a small space, which can improve the overall operating efficiency of the plugging machine, and the material belt feeding is stable and accurate, which can avoid the displacement of the feeding when retreating, and ensure that the length of the feeding belt is consistent each time, thereby ensuring the cutting accuracy.

[0022] In addition, if Figure 1-2 As shown, a detection sensor 8 for detecting whether the material belt 13 is used up is provided upstream of the front clamping cylinder 3, and the detection sensor 8 is fixed on the base 1 through a sensor seat 9. By setting this detection sensor 8, the feeding rhythm of the material belt 13 can be guaranteed and the overall operation efficiency of the equipment can be improved.

[0023] Example 2

[0024] Based on the structure of Example 1, Figure 1 , 2 As shown, the output end of the feeding cylinder 2 is provided with a translation plate 5, and the rear clamping cylinder 4 is connected to the translation plate 5 through a cylinder mounting plate 6; one end of the translation plate 5 is provided with a boss 1 51, and the boss 1 51 cooperates with the output end of the feeding cylinder 2 to locate the position of the translation plate 5. The top of the translation plate 5 is also provided with a positioning groove 52, and the bottom of the cylinder mounting plate 6 is provided with a boss 2 61, and the boss 2 61 is inserted in the positioning groove 52 and cooperates with the positioning groove 52 to locate the position of the cylinder mounting plate 6. Through the above arrangement, the position of the rear clamping cylinder 4 can be located, and the rear clamping cylinder 4 can be ensured to run stably during the feeding process, thereby ensuring that the length of the material strip conveyed by the rear clamping cylinder 4 is consistent each time, and improving the cutting accuracy.

[0025] In addition, if Figure 1-3 As shown, the output ends of the front clamping cylinder 3 and the rear clamping cylinder 4 are both provided with clamping claws 7, and the clamping surfaces of the clamping claws 7 are provided with anti-slip teeth to ensure stable clamping and no displacement.

[0026] In addition, if Figure 1 , 2 4, a sensor seat 9, a cylinder mounting seat 10, a cylinder mounting plate 6, and a guide seat 11 are sequentially arranged along the feeding direction of the material belt 13, the front clamping cylinder 3 is fixed on the base 1 through the cylinder mounting seat 10, and the sensor seat 9, the cylinder mounting seat 10, the cylinder mounting plate 6, and the guide seat 11 are all provided with guide holes 12 for guiding the material belt 13. The setting of the guide hole 12 can guide the loading and feeding of the material belt 12, thereby improving the overall operation efficiency of the equipment.

[0027] In the above structure, if Figure 3 , 4 As shown, the guide holes 12 on the sensor seat 9 and the guide seat 11 are smaller than the guide holes 12 on the cylinder mounting seat 10 and the cylinder mounting plate 6, that is, the front and rear guide holes 12 limit the position of the material belt 13, and the middle guide hole is large, allowing the material belt 13 to pass through quickly, and the bottom surface of the material belt insertion end of the guide holes 13 on the sensor seat 9 and the guide seat 11 is provided with an arc-shaped guide surface, so that the material belt 13 is easier to insert, thereby improving the convenience of loading.

[0028] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0029] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A plug cutting and feeding device, characterized in that: It includes a base, a feeding cylinder, a front clamping cylinder and a rear clamping cylinder, the feeding cylinder is fixed on the base, the rear clamping cylinder is connected to the output end of the feeding cylinder, the front clamping cylinder is fixed on the base, and is arranged in parallel with the rear clamping cylinder along the feeding direction of the material belt, and is located upstream of the rear clamping cylinder; when feeding, the rear clamping cylinder clamps and positions the material belt, and the feeding cylinder transports the material belt to the cutting position; after cutting is completed, the rear clamping cylinder releases the material belt, the front clamping cylinder clamps and positions the material belt, and the feeding cylinder returns the rear clamping cylinder to the initial position.

2. The plug cutting and feeding device according to claim 1, characterized in that: A translation plate is provided at the output end of the feeding cylinder, and the rear clamping cylinder is fixed on the translation plate; a boss 1 is provided at one end of the translation plate, and the boss 1 cooperates with the output end of the feeding cylinder to locate the position of the translation plate.

3. The plug cutting and feeding device according to claim 2, characterized in that: The rear clamping cylinder is connected to the translation plate through a cylinder mounting plate. A positioning groove is provided on the top of the translation plate. A second boss is provided on the bottom of the cylinder mounting plate. The second boss is inserted into the positioning groove and cooperates with the positioning groove to locate the position of the cylinder mounting plate.

4. The plug cutting and feeding device according to claim 1, characterized in that: The output ends of the front clamping cylinder and the rear clamping cylinder are both provided with clamping claws, and the clamping surfaces of the clamping claws are provided with anti-slip teeth.

5. The plug cutting and feeding device according to claim 1, characterized in that: A detection sensor for detecting whether the material strip is used up is arranged upstream of the front clamping cylinder, and the detection sensor is fixed on the base through a sensor seat.

6. The plug cutting and feeding device according to claim 5, characterized in that: A sensor seat, a cylinder mounting seat, a cylinder mounting plate, and a guide seat are sequentially arranged along the feeding direction of the material strip. The front clamping cylinder is fixed on the base through the cylinder mounting seat, and the sensor seat, the cylinder mounting seat, the cylinder mounting plate, and the guide seat are all provided with guide holes for guiding the material strip.

7. The plug cutting and feeding device according to claim 6, characterized in that: The guide holes on the sensor seat and the guide seat are smaller than the guide holes on the cylinder mounting seat and the cylinder mounting plate, and the bottom surfaces of the material strip insertion ends of the guide holes on the sensor seat and the guide seat are provided with arc-shaped guide surfaces.

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