CN115431023A - a plug-in device - Google Patents

Abstract

The invention relates to the technical field of plug-in equipment, and specifically discloses a plug-in device. The plug-in device includes a feeding mechanism, a crimping mechanism and an unloading mechanism; the feeding mechanism is used to provide and transport the shrapnel; the crimping mechanism is used to receive the shrapnel transported by the feeding mechanism, and crimp the shrapnel to the crimping mechanism on the to-be-connector; the unloading mechanism is used for unloading and handling the to-be-connector on the crimping mechanism. By using the feeding mechanism, the crimping mechanism and the unloading mechanism, the present invention realizes the automatic production of the shrapnel installed on the to-be-connected piece, and the automatic unloading of the to-be-connected piece with the shrapnel installed, thereby improving the production efficiency. The cost of manpower is reduced, and at the same time, installation errors caused by manpower are avoided, thereby improving installation accuracy.

Description

a plug-in device

technical field

The invention relates to the technical field of plug-in equipment, in particular to a plug-in device.

Background technique

A micromotor is a motor with a diameter of less than 160mm or a rated power of less than 750W. Micromotors are often used in control systems or transmission mechanical loads to realize functions such as detection, analytical operation, amplification, execution or conversion of electromechanical signals or energy.

During the manufacturing process of the micro-motor, the PC board (polycarbonate board, polycarbonate) used for the micro-motor needs to be plugged with shrapnel. In the prior art, it is generally possible to install the shrapnel on the PC board by manually inserting the shrapnel by the staff, but this process requires manpower to complete, which not only increases the cost of manpower, but also increases the cost of the staff during the long-term insertion of the shrapnel. Fatigue is prone to occur, resulting in reduced output, affecting production efficiency, and artificial installation errors, affecting installation accuracy.

Contents of the invention

The purpose of the present invention is to provide a plugging device to solve the problems in the prior art that the shrapnel needs to be manually plugged into the PC board, resulting in high labor cost, low production efficiency and low installation accuracy.

For reaching above-mentioned purpose, the present invention adopts following technical scheme:

The present invention provides a plug-in device for plugging a shrapnel into a piece to be plugged in. The above-mentioned plug-in device includes:

A feeding mechanism, the above-mentioned feeding mechanism is used to provide and transport the above-mentioned shrapnel;

A crimping mechanism, the above-mentioned crimping mechanism is used to receive the above-mentioned shrapnel transported by the above-mentioned feeding mechanism, and crimp the above-mentioned shrapnel to the above-mentioned to-be-connected piece on the above-mentioned crimping mechanism;

The unloading mechanism is used for unloading and transporting the above-mentioned parts to be inserted on the above-mentioned crimping mechanism.

As an optional solution for the above-mentioned plug-in device, the above-mentioned crimping mechanism includes:

Support frame:

The carrying platform, the above-mentioned carrying platform is arranged on the above-mentioned support frame, and is used to carry the above-mentioned to-be-connected parts;

The crimping assembly, the above-mentioned crimping assembly includes a first cylinder and a crimping piece, the first cylinder is arranged on the above-mentioned support frame; the driving end of the first cylinder is connected to the above-mentioned crimping piece for driving the above-mentioned crimping piece, to The above-mentioned elastic piece transported by the above-mentioned feeding mechanism is made to be crimped on the above-mentioned to-be-connected piece by the above-mentioned crimping piece.

As an optional solution of the above-mentioned plug-in device, the above-mentioned crimping member is provided with a card slot, and one end of the above-mentioned elastic piece can be card-connected in the above-mentioned card slot.

As an optional solution for the above-mentioned plug-in device, the above-mentioned crimping assembly also includes a feeding transition piece, the above-mentioned feeding transition piece is arranged on the above-mentioned support frame, and the above-mentioned elastic piece on the above-mentioned feeding mechanism can pass through the above-mentioned feeding transition piece Transported into the above-mentioned slot of the above-mentioned crimping piece; the above-mentioned feeding transition piece is used to stabilize the above-mentioned shrapnel.

As an optional solution for the above-mentioned plug-in device, the above-mentioned crimping mechanism also includes an induction component, the above-mentioned induction assembly includes an induction switch and an induction fixing piece, the above-mentioned induction fixing piece is arranged on the above-mentioned supporting frame; the above-mentioned induction switch is arranged on the above-mentioned induction On the fixing part, it is used to sense the spatial position of the above-mentioned to-be-connected part and the above-mentioned shrapnel.

As an alternative to the above-mentioned plug-in device, the above-mentioned unloading mechanism includes a horizontal drive assembly, a vertical drive assembly, and a handling assembly; the drive end of the above-mentioned horizontal drive assembly is connected to the above-mentioned vertical drive assembly for driving the above-mentioned vertical drive assembly The components move in the horizontal direction; the driving end of the vertical drive component is connected to the transport component for driving the transport component to move vertically; the transport component is used for transporting the parts to be inserted on the crimping mechanism.

As an optional solution for the above-mentioned plug-in device, the above-mentioned horizontal driving assembly includes a horizontal bracket, a rodless cylinder and a buffer, and the above-mentioned rodless cylinder is arranged on the above-mentioned horizontal bracket; the driving end of the above-mentioned rodless cylinder is connected to the above-mentioned vertical drive A component is used to drive the above-mentioned vertical driving assembly to move along the above-mentioned horizontal direction; the above-mentioned buffer is provided at both ends of the above-mentioned horizontal support along the above-mentioned horizontal direction, and is used for abutting and buffering the above-mentioned vertical driving assembly.

As an optional solution of the above-mentioned plug-in device, the above-mentioned vertical drive assembly includes a vertical support, a second cylinder and a connecting block, the above-mentioned vertical support is connected to the driving end of the above-mentioned horizontal drive assembly, and the above-mentioned second cylinder is arranged on the above-mentioned On the vertical support; the connecting block respectively connects the driving end of the second cylinder and the conveying assembly, so that the second cylinder can drive the conveying assembly to move along the vertical direction.

As an optional solution of the above-mentioned plug-in device, the above-mentioned transport assembly includes a transport bracket, a third cylinder and a suction piece, the above-mentioned transport bracket is connected to the driving end of the above-mentioned vertical drive assembly, and the above-mentioned third cylinder is arranged on the above-mentioned transport bracket ; The driving end of the third cylinder is connected to the suction piece for driving the suction piece to move along the vertical direction;

As an optional solution for the above-mentioned plug-in device, the above-mentioned feeding mechanism includes a vibrating plate, a straight vibrator, and a transport trough; the discharge port of the above-mentioned vibrating plate is connected to one end of the above-mentioned transporting trough, so that the above-mentioned shrapnel on the above-mentioned vibrating plate Can be transported into the above-mentioned transport trough; the above-mentioned transport trough is set on the above-mentioned straight vibrator, so that the above-mentioned shrapnel in the above-mentioned transport trough can be transported from the end of the transport trough close to the above-mentioned vibrating plate to the end far away from the above-mentioned vibrating plate.

The beneficial effects of the present invention are:

The plug-in device includes a feeding mechanism, a crimping mechanism and a discharging mechanism. The feeding mechanism is used to provide and transport the shrapnel, the crimping mechanism is used to receive the shrapnel transported by the feeding mechanism, and crimp the shrapnel to the to-be-connected parts on the crimping mechanism, and the unloading mechanism is used to press the crimping mechanism The unloading and handling of the connectors to be inserted on the board is carried out, so that the connectors to be inserted with shrapnels can be unloaded. Therefore, through the above process, the automatic production of the shrapnels installed on the connectors to be inserted is realized, as well as the installation of shrapnels. The automatic unloading of the plug-in parts improves the production efficiency and reduces the cost of manpower. At the same time, it avoids the installation errors caused by manpower, thereby improving the installation accuracy.

Description of drawings

Fig. 1 is a schematic structural diagram of a plug-in device provided by an embodiment of the present invention;

Fig. 2 is a schematic structural view of a feeding mechanism provided by an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a crimping mechanism provided by an embodiment of the present invention;

Fig. 4 is a schematic structural diagram of another crimping mechanism provided by an embodiment of the present invention;

Fig. 5 is a schematic structural view of the unloading mechanism provided by the embodiment of the present invention.

In the picture:

1. Feeding mechanism; 11. Vibration plate; 12. Straight vibrator; 13. Transport trough; 131. Transport track; 2. Crimping mechanism; 21. Support frame; 22. Bearing platform; 221. Limiting groove; 23. Crimping component; 231. First cylinder; 232. Crimping piece; 2321. Card slot; 233. Feeding transition piece; 24. Induction component; 241. Induction fixing piece; 3. Unloading mechanism; 31. Level Drive assembly; 311, horizontal support; 3111, the first slide rail; 312, rodless cylinder; 313, buffer; 32, vertical drive assembly; 321, vertical support; 3211, the first slider; 3212, the second Slide rail; 322, the second cylinder; 323, the connecting block; 3231, the second slide block; 33, the handling assembly; 331, the handling bracket; 332, the third cylinder; 333, the suction piece; pick up.

detailed description

The technical solutions of the present invention will be clearly and completely described below in conjunction with the accompanying drawings. Apparently, the described embodiments are some of the embodiments of the present invention, but not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, or in a specific orientation. construction and operation, therefore, should not be construed as limiting the invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and should not be construed as indicating or implying relative importance. Wherein, the terms "first position" and "second position" are two different positions, and "above", "above" and "above" the first feature on the second feature include that the first feature is on the second feature. Directly above and obliquely above, or simply means that the first feature level is higher than the second feature. "Below", "under" and "under" the first feature to the second feature include that the first feature is directly below and obliquely below the second feature, or simply means that the first feature is less horizontally than the second feature.

In the description of the present invention, it should be noted that unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it may be mechanically connected or electrically connected; it may be directly connected or indirectly connected through an intermediary, and it may be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals designate the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary only for explaining the present invention and should not be construed as limiting the present invention.

This embodiment provides a plugging device, which is used for plugging the elastic piece into the component to be plugged.

As shown in FIGS. 1 to 5 , the plugging device includes a feeding mechanism 1 , a crimping mechanism 2 and a discharging mechanism 3 . The feeding mechanism 1 is used to provide and transport the shrapnel 4, and the crimping mechanism 2 is used to receive the shrapnel 4 transported by the feeding mechanism 1, and crimp the shrapnel 4 to the to-be-inserted piece 5 on the crimping mechanism 2, and unload The material mechanism 3 is used for unloading and transporting the to-be-inserted piece 5 on the crimping mechanism 2, so that the to-be-inserted piece 5 equipped with the shrapnel 4 can realize the unloading work, so the installation of the shrapnel 4 to the The automatic production on the connector 5 to be inserted and the automatic unloading of the connector 5 to be installed with the shrapnel 4 have improved production efficiency, reduced labor costs, and at the same time avoided installation errors caused by manpower, thereby Improve installation accuracy. Optionally, the plug-in component 5 is a PC board in a micro-motor. Certainly, the to-be-inserted component 5 may also be other devices, which are not specifically limited in this embodiment.

As shown in Figure 2, the feeding mechanism 1 includes a vibrating plate 11, a direct vibrator 12 and a transport trough 13, and the discharge port of the vibrating plate 11 is connected to one end of the transporting trough 13, so that the shrapnel 4 on the vibrating plate 11 can be transported to In the transport tank 13, the automatic screening and feeding of the shrapnel 4 are realized through the vibrating plate 11, so that the shrapnel 4 are arranged in an orderly manner; the transport tank 13 is arranged on the straight vibrator 12, so that the shrapnel 4 in the transport tank 13 can be Transport from the end of the transport tank 13 close to the vibrating plate 11 to the end away from the vibrating plate 11, so that the shrapnel 4 coming out of the vibrating plate 11 can be further arranged, so that the shrapnel 4 can be accurately transported to the next process. Specifically, the transport tank 13 has a transport track 131 , and the elastic piece 4 can be transported in the transport track 131 , and the posture of the elastic piece 4 can be adjusted through the transport track 131 to facilitate the processing of the next process.

As shown in FIGS. 3 and 4 , the crimping mechanism 2 includes a support frame 21 , a carrying platform 22 and a crimping assembly 23 . The carrying platform 22 is arranged on the support frame 21 and is used for carrying the to-be-inserted component 5 so as to facilitate the insertion of the elastic piece 4 on the to-be-inserted component 5 . Optionally, a limiting groove 221 is provided on the carrying platform 22, and the to-be-inserted piece 5 can be placed in the limiting groove 221, so that the elastic sheet 4 is inserted into the to-be-inserted piece from the side of the to-be-inserted piece 5 5, ensure the stability of the connector 5 to be inserted and improve the installation accuracy. At the same time, the unloading mechanism 3 can take out the connector 5 to be inserted from the upper end of the limit groove 221 to complete the connector 5 to be installed. Unloading process. Specifically, the staff can directly place the to-be-inserted component 5 in the limiting groove 221 of the carrying platform 22 .

Wherein, the crimping assembly 23 includes a first cylinder 231 and a crimping member 232, the first cylinder 231 is arranged on the support frame 21, and the driving end of the first cylinder 231 is connected to the crimping member 232 for driving the crimping member 232 to The crimping member 232 crimps the elastic piece 4 transported by the loading mechanism 1 onto the to-be-connected piece 5 , thereby realizing automatic installation of the elastic piece 4 and the to-be-inserted piece 5 . Specifically, the crimping piece 232 is provided with a slot 2321, and one end of the elastic piece 4 can be snapped into the slot 2321, so that the slot 2321 can ensure that the crimping piece 232 is in the process of pushing the elastic piece 4. The position will not change, thereby ensuring the installation accuracy of the elastic piece 4 when it is inserted into the connector 5 to be inserted, and avoiding the production of substandard products.

Further, the crimping assembly 23 also includes a feeding transition piece 233, the feeding transition piece 233 is arranged on the support frame 21, and the elastic piece 4 on the feeding mechanism 1 can be transported to the card of the crimping piece 232 through the feeding transition piece 233. In the groove 2321, and the feeding transition piece 233 is used to stabilize the shrapnel 4, so that the shrapnel 4 is stabilized by the feeding transition piece 233 before being snapped into the slot 2321 of the crimping piece 232 to ensure that the shrapnel 4 is snapped. When it is in the slot 2321 of the crimping member 232, it is in a predetermined posture, so as to further improve the installation accuracy of the elastic piece 4 when it is inserted into the component 5 to be inserted. Specifically, one end of the feeding transition piece 233 is connected to the transportation trough 13, and the elastic pieces 4 enter the feeding transition piece 233 from the transportation track 131 of the transportation trough 13, and when a plurality of elastic pieces 4 are continuously transported, the feeding transition piece The elastic piece 4 in 233 can be pressed into the engaging groove 2321 of the crimping member 232 by the adjacent elastic piece 4 .

Further, the crimping mechanism 2 also includes an induction assembly 24, the induction assembly 24 includes an induction switch and an induction fixing piece 241, the induction fixing piece 241 is arranged on the support frame 21, and the induction switch is arranged on the induction fixing piece 241, for sensing The spatial position of the plug-in piece 5 and the elastic piece 4 is to ensure that the plug-in piece 5 and the elastic piece 4 are located at the predetermined position before the plug-in installation, thereby avoiding installation errors.

As shown in FIGS. 1 and 5 , the unloading mechanism 3 includes a horizontal drive assembly 31 , a vertical drive assembly 32 and a transport assembly 33 . The drive end of the horizontal drive assembly 31 is connected to the vertical drive assembly 32 for driving the vertical drive assembly 32 to move in the horizontal direction, and the drive end of the vertical drive assembly 32 is connected to the transport assembly 33 for driving the transport assembly 33 in the vertical direction Move, the handling assembly 33 is used to carry the to-be-inserted piece 5 on the crimping mechanism 2, thereby through the horizontal driving assembly 31 and the vertical driving assembly 32, the spatial position of the handling assembly 33 can be adjusted to facilitate the handling of the handling assembly 33 The to-be-inserted piece 5 of the elastic piece 4 is installed on the crimping mechanism 2, and the to-be-inserted piece 5 is moved and unloaded, thereby facilitating the processing of the subsequent process. Specifically, the handling assembly 33 can install the to-be-inserted component 5 equipped with the shrapnel 4 on the motor, so as to facilitate the spot welding of the spot welding machine in the subsequent process.

Further, the horizontal drive assembly 31 includes a horizontal support 311, a rodless cylinder 312 and a buffer 313, the rodless cylinder 312 is arranged on the horizontal support 311, and the driving end of the rodless cylinder 312 is connected to the vertical drive assembly 32 for driving the vertical The direct drive assembly 32 moves in the horizontal direction to ensure the displacement accuracy of the vertical drive assembly 32, and the use of the rodless cylinder 312 can also save space and improve the space utilization of the plug-in device. Wherein, the buffer 313 is arranged on the two ends of the horizontal support 311 along the horizontal direction, and is used for abutting and buffering the vertical drive assembly 32, so as to avoid the vertical drive assembly 32 from colliding with the two ends of the horizontal support 311 during the moving process, resulting in The damage of the vertical driving assembly 32 improves the safety performance of the horizontal driving assembly 31 with this.

Further, the vertical drive assembly 32 includes a vertical support 321, a second air cylinder 322 and a connecting block 323, the vertical support 321 is connected to the driving end of the horizontal drive assembly 31, the second air cylinder 322 is arranged on the vertical support 321, connected The block 323 connects the driving end of the second air cylinder 322 and the conveying assembly 33 respectively, so that the second air cylinder 322 can drive the conveying assembly 33 to move vertically, so as to ensure the displacement accuracy of the conveying assembly 33 . Optionally, the horizontal support 311 is provided with a first sliding rail 3111 extending in the horizontal direction, the vertical support 321 is provided with a first sliding block 3211, and the first sliding block 3211 is slidably arranged on the first sliding rail 3111, Therefore, through the first sliding rail 3111 and the first sliding block 3211 , the stability of the vertical driving assembly 32 moving in the horizontal direction can be improved. Further optionally, the vertical support 321 is provided with a second slide rail 3212 extending in the vertical direction, the connecting block 323 is provided with a second slide block 3231 , and the second slide block 3231 is slidably arranged on the first slide rail 3111 , so that through the second sliding rail 3212 and the second sliding block 3231, the stability of the vertical movement of the transport assembly 33 can be improved.

Further, the transport assembly 33 includes a transport bracket 331, a third cylinder 332 and a suction member 333, the transport bracket 331 is connected to the driving end of the vertical drive assembly 32, the third cylinder 332 is located on the transport bracket 331, and the third cylinder 332 The driving end is connected to the suction piece 333, which is used to drive the suction piece 333 to move vertically, and the suction piece 333 is used to suck the plug-in piece 5, thereby passing through the space of the horizontal drive assembly 31 and the vertical drive assembly 32 to the handling assembly 33 After the position is adjusted, the third cylinder 332 can drive the suction piece 333 close to the to-be-inserted piece 5 on the crimping mechanism 2 with the shrapnel 4 installed, so as to absorb the to-be-plugged piece 5 and facilitate the moving and unloading of the to-be-plugged piece 5. material. Specifically, through the horizontal drive assembly 31 and the vertical drive assembly 32, the suction piece 333 is aligned with the to-be-inserted piece 5 on the carrying platform 22 in the vertical direction, and the suction piece 333 is driven close to the to-be-plugged piece by the third cylinder 332 After the connector 5, the suction member 333 sucks the connector 5 to be inserted.

Apparently, the above-mentioned embodiments of the present invention are only examples for clearly illustrating the present invention, rather than limiting the implementation of the present invention. For those of ordinary skill in the art, other changes or changes in different forms can be made on the basis of the above description. It is not necessary and impossible to exhaustively list all the implementation manners here. All modifications, equivalent replacements and improvements made within the spirit and principles of the present invention shall be included within the protection scope of the claims of the present invention.

Claims (10)

1. A plug-in device for plugging a spring plate (4) onto a to-be-plugged-in piece (5), characterized in that the plug-in device comprises:

the feeding mechanism (1), the feeding mechanism (1) is used for providing and transporting the shrapnel (4);

the compression joint mechanism (2) is used for receiving the elastic sheets (4) conveyed by the feeding mechanism (1) and compressing the elastic sheets (4) onto the to-be-inserted pieces (5) on the compression joint mechanism (2);

the unloading mechanism (3) is used for unloading and carrying the to-be-inserted connector (5) on the crimping mechanism (2).

2. The plug device according to claim 1, characterized in that the crimping mechanism (2) comprises:

support frame (21):

the bearing table (22), the bearing table (22) is arranged on the support frame (21) and is used for bearing the to-be-inserted piece (5);

the crimping assembly (23) comprises a first air cylinder (231) and a crimping piece (232), and the first air cylinder (231) is arranged on the supporting frame (21); the driving end of the first air cylinder (231) is connected with the crimping piece (232) and is used for driving the crimping piece (232) so that the crimping piece (232) can crimp the elastic sheet (4) conveyed by the feeding mechanism (1) on the to-be-inserted piece (5).

3. The plugging device according to claim 2, wherein a clamping groove (2321) is formed in the crimping piece (232), and one end of the elastic piece (4) can be clamped in the clamping groove (2321).

4. The plugging device according to claim 3, wherein the crimping assembly (23) further comprises a loading transition piece (233), the loading transition piece (233) is arranged on the support frame (21), and the spring piece (4) on the loading mechanism (1) can be transported into the clamping groove (2321) of the crimping piece (232) through the loading transition piece (233); the feeding transition piece (233) is used for stabilizing the elastic sheet (4).

5. The plugging device according to claim 2, wherein the crimping mechanism (2) further comprises an induction component (24), the induction component (24) comprises an induction switch and an induction fixing member (241), and the induction fixing member (241) is arranged on the support frame (21); the induction switch is arranged on the induction fixing piece (241) and used for inducing the spatial positions of the to-be-inserted piece (5) and the elastic piece (4).

6. The plugging device according to claim 1, wherein the discharging mechanism (3) comprises a horizontal driving assembly (31), a vertical driving assembly (32) and a handling assembly (33); the driving end of the horizontal driving assembly (31) is connected with the vertical driving assembly (32) and is used for driving the vertical driving assembly (32) to move along the horizontal direction; the driving end of the vertical driving assembly (32) is connected with the carrying assembly (33) and is used for driving the carrying assembly (33) to move along the vertical direction; the carrying assembly (33) is used for carrying the to-be-inserted piece (5) on the crimping mechanism (2).

7. The plugging device according to claim 6, wherein the horizontal driving assembly (31) comprises a horizontal bracket (311), a rodless cylinder (312) and a buffer (313), the rodless cylinder (312) is arranged on the horizontal bracket (311); the driving end of the rodless cylinder (312) is connected with the vertical driving assembly (32) and is used for driving the vertical driving assembly (32) to move along the horizontal direction; the buffer (313) is arranged at two ends of the horizontal support (311) along the horizontal direction and used for abutting and buffering the vertical driving assembly (32).

8. The plugging device according to claim 6, wherein the vertical driving assembly (32) comprises a vertical bracket (321), a second air cylinder (322) and a connecting block (323), the vertical bracket (321) is connected to the driving end of the horizontal driving assembly (31), and the second air cylinder (322) is arranged on the vertical bracket (321); the connecting blocks (323) are respectively connected with the driving end of the second air cylinder (322) and the carrying assembly (33), so that the second air cylinder (322) can drive the carrying assembly (33) to move along the vertical direction.

9. The plugging device according to claim 6, wherein the handling assembly (33) comprises a handling bracket (331), a third air cylinder (332) and a suction piece (333), the handling bracket (331) is connected to the driving end of the vertical driving assembly (32), and the third air cylinder (332) is arranged on the handling bracket (331); the driving end of the third air cylinder (332) is connected with the suction piece (333) and is used for driving the suction piece (333) to move along the vertical direction; the suction piece (333) is used for sucking the to-be-inserted piece (5).

10. The plugging device according to claim 1, wherein said feeding mechanism (1) comprises a vibrating tray (11), a linear vibrator (12) and a transport chute (13); the discharge hole of the vibration disc (11) is connected with one end of the transportation groove (13) so that the elastic sheets (4) on the vibration disc (11) can be transported into the transportation groove (13); the transportation groove (13) is arranged on the vertical vibrator (12), so that the elastic sheet (4) in the transportation groove (13) can be transported to the end far away from the vibration disc (11) from the end, close to the vibration disc (11), of the transportation groove (13).

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