CN214086424U

CN214086424U - Product positioning mechanism

Info

Publication number: CN214086424U
Application number: CN202022207095.8U
Authority: CN
Inventors: 高祥
Original assignee: Suzhou HYC Technology Co Ltd
Current assignee: Suzhou HYC Technology Co Ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-08-31
Anticipated expiration: 2030-09-30

Abstract

The utility model relates to a product positioning mechanism for fix a position the product, include: positioning a plate; the supporting plate is arranged on the positioning plate, and a plurality of flexible positioning pieces are arranged on the supporting plate and used for bearing products; the flexible positioning piece is provided with a mounting surface, and the mounting surface is higher than the supporting plate; the propelling clamping pieces are formed in a plurality and are arranged on the positioning plate respectively, and the propelling clamping pieces are used for clamping and positioning products on the flexible positioning piece. When the product is positioned, the product is firstly placed on the flexible positioning piece on the supporting plate for flexible receiving and positioning, and the flexible positioning piece can reduce the relative friction and the contact strength of the supporting plate and protect the product. After the positioning of the product on the flexible positioning piece is completed, the pushing clamping piece is used for clamping the product on the supporting plate, the three pushing clamping pieces clamp the product from three directions, the pushing clamping piece can clamp and position the product, the product is prevented from moving in the transportation process, and the stability of the product is guaranteed.

Description

Product positioning mechanism

Technical Field

The utility model relates to an electronic product processing technology field especially relates to a product positioning mechanism.

Background

Because the cell-phone screen belongs to accurate integrated components and parts, need fix a position equipment and transport in the production process, every step all needs the accuracy nature of product position, but in the product transportation, the problem that the product position changes often can appear, leads to later stage product equipment bad to lead to scrapping. Resulting in poor alignment in the subsequent process.

SUMMERY OF THE UTILITY MODEL

Therefore, a need exists for a product positioning mechanism that can stably position a product, and ensure product transportation stability and positioning accuracy of subsequent processes.

A product positioning mechanism for positioning a product, comprising:

positioning a plate;

the supporting plate is arranged on the positioning plate, a plurality of flexible positioning pieces are arranged on the supporting plate, and the flexible positioning pieces are used for bearing and fixing products; the flexible positioning piece is provided with a mounting surface, and the mounting surface is higher than the supporting plate;

the pushing clamping pieces are formed in a plurality and are arranged on the positioning plate, and the pushing clamping pieces are used for clamping and positioning the products on the flexible positioning piece.

Above-mentioned product positioning mechanism, during the product location, at first place the product and carry out the flexibility on the flexible positioning piece on the layer board and accept and fix a position, the installation face surface of flexible positioning piece is soft, also can accept the layer board through the deformation of self, can reduce layer board and relative friction and contact strength, protection product. The mounting surface is higher than the layer board, when making the product fix on each installation face, separates with the layer board, forms certain clearance between product and the layer board, even the product takes place to remove in the transportation, also can not take place to rub between with the layer board and scrape, has protected the safety of product. After accomplishing the location of product on flexible positioning element, the use impels the holder to carry out the centre gripping to the product on the layer board, impels the holder to be formed with a plurality ofly, carries out the centre gripping to the product from a plurality of directions, and the product has accomplished the location on flexible positioning element, impels the holder to carry out the centre gripping to the product, prevents that the product from taking place to remove when the transportation, guarantees the stability of product.

In one embodiment, the advancing grip has: the device comprises a driving part and a pushing assembly connected to the driving part, wherein a flexible abutting part is arranged on the pushing assembly. The flexible supporting piece can be made of rubber or other materials with flexibility and certain elasticity, the driving piece is used for driving the pushing assembly to move back and forth, the pushing assembly moves in the horizontal direction under the driving of the driving piece and supports one end of a product, and the product is generally thin and can be damaged to a certain extent if the supporting force is large. The flexible supporting piece on the pushing assembly is used for supporting a product, deformation can occur when the flexible supporting piece is in contact with the product, the product is clamped by the buffer, the side edge of the product is protected, and the situation that the product is damaged due to overlarge clamping force of the pushing clamping piece is avoided.

In one embodiment, the product positioning mechanism further comprises: and each driving piece is electrically connected with the control module, and the control module controls each driving piece to move respectively. When the product is positioned on the supporting plate, the clamping distances of the three pushing and clamping assemblies can be the same or different when the product is clamped from three directions due to the fact that the shape of the product is not uniform and the product is roughly positioned on the supporting plate. Through the setting of control module, three advance the holder and work separately, and the mobilizable distance is controllable, and not synchronous motion, and the displacement distance can be the same or different.

In one embodiment, the driving member is a cylinder, and the pushing assembly includes: the flexible supporting piece is arranged on the top plate, and the top plate is higher than the push rod of the air cylinder. Be fixed with the mounting panel on the locating plate, the cylinder is installed on the mounting panel, and the mounting panel is established in the dorsal part of locating plate, and the mounting panel is fixed respectively in the both sides of locating plate with the layer board promptly, reduces the complexity of locating plate top surface, makes things convenient for the product to fix on the layer board, and the height that highly is a little higher than the mounting panel of cylinder, the height of push rod is lower, only is higher than the locating plate, is less than the adsorption plane of sucking disc on the layer board. The adapter plate is vertically arranged, the top plate is arranged at the top of the adapter plate, the top plate is higher than the push rod, a product on the adsorption surface can be clamped, and only one part of the pushing clamping piece is located on the top surface of the positioning plate due to the arrangement of the positions of the mounting plate and the top plate, so that the space on the top surface of the positioning plate is optimized, and the product is convenient to position and clamp.

In one embodiment, the adapter plate is provided with: the guide rail is connected with the top plate and used for adjusting the relative position of the top plate and the adapter plate. The direction of guide rail is parallel with the push rod direction of cylinder for the roof can slide along advancing direction for the keysets, adjusts the distance between roof and the keysets and roof and the cylinder, when carrying out the centre gripping to the product of not unidimensional, different shapes, can adjust the roof to different positions.

In one embodiment, the three pushing clamps are respectively: the clamping device comprises a first clamping piece, a second clamping piece and a third clamping piece, wherein the first clamping piece and the second clamping piece are arranged oppositely, and at least one of the first clamping piece and the second clamping piece is provided with a buffering elastic piece. When the pushing clamping piece top plates on the two sides abut against the product, the top plate of the clamping piece with the elastic buffering piece retracts due to elasticity, certain buffering is formed, the product is clamped in place, meanwhile, the clamping force on the product is buffered, the product is protected, and the product is prevented from being damaged in the clamping process.

In one embodiment, the buffering spring is connected between the top plate and the guide rail.

In one embodiment, the flexible positioning element is a sucker mounted on the supporting plate, the mounting surface is an adsorption surface of the sucker, and the adsorption surface is higher than the supporting plate. The adsorption plane of sucking disc is higher than the layer board, when making the product fix on the adsorption plane of each sucking disc, separates with the layer board, forms certain clearance between product and the layer board, even the product takes place to remove in the transportation, also can not take place to rub between the layer board and scrape, has protected the safety of product.

In one embodiment, the supporting plate is provided with a mounting position, and the mounting position is used for additionally mounting the sucker. For products with smaller sizes which cannot be installed on the original four suckers on the supporting plate, a worker can install the suckers on the installation positions additionally, and the suckers are installed between the original sucker in one row and the sucker on the installation position. The installation position is arranged, so that products with various sizes can be installed on the supporting plate, and a worker can select whether to additionally install the sucking disc on the installation position according to the size of the product to be positioned, so that the applicability of the product positioning mechanism is greatly improved.

In one embodiment, the advancing clamps are formed in three, wherein the advancing directions of two advancing clamps are parallel or on the same line, and the advancing direction of the other advancing clamp is perpendicular to the advancing directions of the other two advancing clamps.

Drawings

FIG. 1 is a top view of a product positioning mechanism in one embodiment;

FIG. 2 is a schematic diagram of a product positioning mechanism according to an embodiment;

FIG. 3 is a schematic view of an embodiment of an advancing fixture;

FIG. 4 is a side view of an advancing grip of an embodiment;

FIG. 5 is a side view of a product positioning mechanism in one embodiment;

fig. 6 is a schematic view of the structure at a in fig. 5.

Wherein: 100. positioning a plate; 110. a suction cup; 111. an adsorption surface; 120. an installation position; 130. mounting a plate; 200. a support plate; 300. advancing the clamping member; 310. a cylinder; 320. a pushing assembly; 312. an adapter plate; 322. a top plate; 323. a flexible abutment; 331. a guide rail; 340. a first clamping member; 350. a second clamping member; 360. a third clamping member; 370. an elastomeric buffer.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Referring to fig. 1, fig. 1 shows a product positioning mechanism in an embodiment of the present invention, which is used for positioning an electronic product component to ensure the stability of the electronic product component during transportation. Electronic product parts are located the assembly line, need carry out the multistation test, and in the operation many times, because the inaccuracy of front road supplied materials blowing leads to our side's equipment often to report the mistake when snatching the test easily, leads to the testing result to receive the influence, and frequent reporting the mistake also can influence production efficiency greatly. In the prior art, the position of an electronic product part can be detected in real time by using camera detection equipment, and the offset of the product is judged to control the grabbing of a manipulator; or additionally arranging an electric adjusting mechanism, calculating the offset of the product or performing additional adjustment when the position of the electronic product component is detected.

And the product positioning mechanism in this embodiment includes: the positioning plate 100 is a bottom plate of the product positioning mechanism and can be connected with a moving mechanism, so that the whole product positioning mechanism drives a product to move. The area of layer board 200 is less than locating plate 100, and fixed the establishing on locating plate 100 for bear the weight of the product, impel holder 300 to be formed with a plurality ofly, establish respectively on the all directions of locating plate 100, carry out the centre gripping to the product from all directions of product, when the product is located layer board 200, impel holder 300 and can carry out the centre gripping to the product from a plurality of directions, fix a position the product, stability when guaranteeing the product transmission. The scheme in this embodiment carries out the flexibility promptly and has born and advance holder 300 through a plurality of promptly and fix a position when the electronic product part is to layer board 200, carries out the centre gripping to the electronic product from a plurality of directions and can make the electronic product part be located the correct position steadily, and can not take place to remove in the transmission, has solved the blowing inaccurate, the problem that needs readjustment. Compared with the scheme of arranging the camera detection equipment or the electric adjusting mechanism in the prior art, the scheme in the embodiment has the advantages of fewer operation steps, improvement of production efficiency and lower cost.

Being equipped with flexible positioning element on layer board 200 in this embodiment, flexible positioning element can accept and fix the product, and during the product location, at first place the product and carry out the flexibility on the flexible positioning element on layer board 200 and accept and fix a position, flexible positioning element surface is soft, also can accept layer board 200 through the deformation of self, can reduce layer board 200 and relative friction and contact strength, protection product. After positioning the product on the flexible positioning member is completed, the pushing clamping members 300 are used to clamp the product on the flexible positioning member, in one embodiment, three pushing clamping members 300 are formed, as shown in fig. 1, arrows in the figure show the pushing directions of the pushing clamping members 300, wherein the pushing directions of two pushing clamping members 300 are located on the same straight line, and the pushing direction of the other pushing clamping member 300 is perpendicular to the pushing directions of the other two pushing clamping members, of course, the pushing directions of the two pushing clamping members 300 located above may be parallel to each other, and are not located on the same straight line, which is not specifically limited in this embodiment. Three impel the holder and can follow three direction and carry out the centre gripping to the product, and the product has accomplished preliminary location on flexible positioning element, impels holder 300 and can carry out the centre gripping to the product, prevents that the product from taking place to remove when the transportation, guarantees the stability of product. In other embodiments, the number of the pushing clamp 300 may be other, preferably more than 3, such as 4 or five, for clamping and positioning the product fixed on the flexible positioning member from multiple directions, so as to prevent the product from moving during transportation.

In one embodiment, the flexible positioning element is a suction cup 110 fixed on the supporting plate 200, the suction cup 110 is made of rubber or other materials with certain flexibility, the flexible positioning element is formed in a plurality and is distributed on the supporting plate 200, in other embodiments, the flexible positioning element may also be a positioning element with a flexible cushion layer on the surface or other positioning elements made of flexible materials, such as a mounting post with a sponge or a flexible supporting platform, and in this embodiment, the flexible positioning element is only used as the suction cup 110 for illustration, and is not limited specifically. The product in this embodiment can be circuit board or chip etc, the shape is square mostly, as preferred, flexible mounting in this embodiment is equipped with four, establish the four corners at layer board 200, enclose into a rectangle, when the product is installed on layer board 200, align the four corners and four flexible mounting of product and adsorb, can directly accomplish the location of product on layer board 200, combine fig. 5 and fig. 6, the upper surface of sucking disc 110 is adsorption plane 111, can adsorb the product, adsorption plane 111 of sucking disc 110 has certain flexibility, make things convenient for the installation and subsequent protection of product, and the product only accomplishes fixedly through the contact of four corners and sucking disc 110, area of contact is little, even the product takes place to remove in the transportation, because area of the less and sucking disc 110 surperficial flexibility also can reduce the damage of product surface to the at utmost. It should be noted that the suction surface 111 of the suction cup 110 is higher than the supporting plate 200, when the suction cup 110 is mounted on the supporting plate 200, some of the suction cup 110 is located in the supporting plate 200, but the suction surface 111 of the suction cup 110 is higher than the supporting plate 200, so that when a product is fixed on the suction surface 111 of each suction cup 110, the product is separated from the supporting plate 200, a certain gap is formed between the product and the supporting plate 200, and even if the product moves during transportation, the product cannot be rubbed and scraped with the supporting plate 200, thereby protecting the safety of the product.

In addition, the product positioning mechanism in this embodiment can position and transport products of various sizes and models, as shown in fig. 1, two rows of suction cups 110 on the supporting plate 200 are formed to respectively suck two ends of a product. When the product size is small, it may happen that both sides of one end are fixed to the two suction cups 110 and both sides of the other end are suspended. The supporting plate 200 in this embodiment is provided with a mounting position 120, and the mounting position 120 is located between the two rows of suction cups 110. The installation position 120 is a groove-shaped arrangement, on which the suckers 110 can be installed, and for a product with a smaller size which cannot be installed on the original four suckers 110 on the supporting plate 200, a worker can install the suckers on the installation position 120 additionally, and install the suckers between the original one row of suckers 110 and the suckers on the installation position 120. Due to the arrangement of the mounting positions 120, products with various sizes can be mounted on the supporting plate 200, and workers can select whether to additionally mount the suckers on the mounting positions 120 according to the sizes of the products to be positioned, so that the applicability of the product positioning mechanism is greatly improved.

As shown in fig. 1 to 4, in the present embodiment, the pushing jig 300 includes: the device comprises a driving part and a pushing assembly connected to the driving part, wherein a flexible abutting part 323 is arranged on the pushing assembly. The flexible supporting member 323 can be made of rubber or other flexible and elastic material, the driving member is used to drive the pushing member to move back and forth, the pushing member is driven by the driving member to move in the horizontal direction to support one end of the product, and if the supporting force is large, the product may be damaged to a certain extent. The flexible supporting piece 323 on the pushing assembly is used for supporting a product, can deform when contacting the product, buffers the clamping of the product, protects the side edge of the product, and avoids the situation that the product is damaged due to overlarge clamping force of the pushing clamping piece 300.

When the product is positioned on the supporting plate 200, the clamping distances of the three pushing and clamping assemblies can be the same or different when the product is clamped from three directions due to the fact that the product is not uniform in shape and roughly positioned on the supporting plate 200. In this embodiment, the three propelling clamps 300 work individually, the movable distance is controllable, but not synchronous motion, the displacement distance can be the same or different, the driving member can be a screw rotating mechanism, the screw is rotated by the staff, the screw advances to drive the pushing assembly to move, each clamp moves independently, the staff rotates the screw rotating mechanism in sequence to position and clamp the product in all directions, the position of the product is stable, and the product cannot move during transmission. Preferably, the driving member in the present embodiment is the air cylinder 310, but the driving member may be a linear moving mechanism such as an electric cylinder and a moving guide rail, and the product positioning module further includes: and the control module is electrically connected with each driving part and can control each driving part to work respectively, and each driving part can move a set distance to clamp the product under the control of the control module. The cylinder 310 has a push rod, the moving direction of the push rod is the clamping direction of the propelling clamping piece 300, the pushing assembly is connected on the push rod of the cylinder 310, the pushing assembly comprises: the adapter plate 312 is connected to the push rod, and the top plate 322 is connected to the adapter plate 312, when the push rod moves, the adapter plate 312 drives the top plate 322 to abut against the product, and the flexible abutting piece 323 is arranged on the top plate 322 to buffer the contact between the product and the top plate 322. Wherein, be fixed with mounting panel 130 on the locating plate 100, cylinder 310 installs on mounting panel 130, mounting panel 130 is established at the dorsal part of locating plate 100, mounting panel 130 and layer board 200 are fixed respectively in the both sides of locating plate 100 promptly, reduce the complexity of locating plate 100 top surface, make things convenient for the product to fix on layer board 200, cylinder 310 highly be a little higher than mounting panel 130's height, the height of push rod is lower, only is higher than locating plate 100, be less than layer board 200 sucking disc 110's adsorption plane 111. As shown in fig. 4, the adapter plate 312 is vertically disposed, the top plate 322 is disposed on the top of the adapter plate 312, so that the height of the top plate 322 is higher than that of the push rod, and the product on the adsorption surface 111 can be clamped, and the mounting plate 130 and the top plate 322 are disposed such that only a portion of the pushing clamp 300 is located on the top surface of the positioning plate 100, thereby optimizing the space on the top surface of the positioning plate 100 and facilitating the positioning and clamping of the product.

The adapter plate 312 is further provided with: the guide rail 331 is connected with the adapter plate 312 in a sliding mode, and the locking piece (not shown in the figures) is used for locking the guide rail 331 on the adapter plate 312, the guide rail 331 is connected with the top plate 322 and used for adjusting the relative position of the top plate 322 and the adapter plate 312, wherein the direction of the guide rail 331 is parallel to the pushing rod direction of the air cylinder 310, so that the top plate 322 can slide relative to the adapter plate 312 in the advancing direction, the distance between the top plate 322 and the adapter plate 312 and the distance between the top plate 322 and the air cylinder 310 are adjusted, and when products with different sizes and shapes are clamped, the top plate 322 can be adjusted to different positions. If the width of a product on one side is small, a worker can unlock the locking member of the guide rail 331, so that the guide rail 331 and the top plate 322 can slide relative to the adapter plate 312, move the top plate 322 in the direction away from the cylinder 310, enlarge the clamping range of the side pushing the clamping member 300, lock the locking member, fix the position of the top plate 322, and conveniently clamp the product on the side; if the width of a product on one side is larger, a worker can unlock the locking piece of the guide rail 331, so that the guide rail 331 and the top plate 322 can slide relative to the adapter plate 312, the top plate 322 moves towards the direction close to the cylinder 310, the clamping range of the side pushing the clamping piece 300 is reduced, the locking piece is locked, the position of the top plate 322 is fixed, the product can be conveniently clamped on the side, and the product cannot be damaged.

The three advancing grippers 300 are: the product clamping device comprises a first clamping piece 340, a second clamping piece 350 and a third clamping piece 360, wherein the first clamping piece 340 and the second clamping piece 350 are respectively positioned on two sides of the supporting plate 200 and are oppositely arranged, the third clamping piece 360 is arranged on a central line of a connecting line of the first clamping piece 340 and the second clamping piece 350 and is equal to the distance between the first clamping piece 340 and the second clamping piece 350, when a product is clamped, acting forces of the first clamping piece 340 and the second clamping piece 350 are opposite, the product is clamped from two sides, in order to avoid damage of the product due to the acting forces of the two opposite sides, an elastic buffer piece 370 is arranged on at least one of the first clamping piece 340 and the second clamping piece 350, and when the product is clamped, the elastic buffer piece 370 can buffer the acting force acting on the product and protect the product. An elastic buffer 370 may be disposed on one of the first clamping member 340 or the second clamping member 350, or both the first clamping member 340 and the second clamping member 350 may be disposed with the elastic buffer 370, and the third clamping member 360 may also be disposed with the elastic buffer 370, which is not limited in this embodiment. The elastic buffer 370 is connected between the top plate 322 and the guide rail 331, and as shown in fig. 3, the elastic buffer 370 is a spring provided between the top plate 322 and the guide rail 331 in the present embodiment, but may be another type of elastic member in other embodiments, and is not particularly limited in the present embodiment. When the top plates 322 of the pushing clamping pieces 300 on the two sides abut against a product, the top plates 322 of the clamping pieces with the elastic buffering pieces 370 retract due to elasticity to form certain buffering, so that the product is clamped in place, the clamping force on the product is buffered, the product is protected, and the product is prevented from being damaged in the clamping process.

In the product positioning mechanism in the embodiment, the product is clamped by pushing the clamping piece 300 in three directions, so that the product is stably clamped, and the product is prevented from moving during transportation; due to the arrangement of the sucker 110, the product can be flexibly adsorbed, the bottom of the product is protected, the contact area between the sucker 110 and the product is small, and even if the product moves in transportation, the damage to the surface of the product can be reduced to the greatest extent due to the small contact area and the flexibility of the surface of the sucker 110; through the arrangement of the elastic buffer member 370, when the top plates 322 of the pushing clamping members 300 at two sides abut against the product, the top plate 322 of the clamping member with the elastic buffer member 370 retracts due to elasticity, so that certain buffering is formed, the product is clamped in place, meanwhile, the clamping force on the product is buffered, and the product is protected.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A product positioning mechanism for positioning a product, comprising:

positioning a plate;

2. The product positioning mechanism of claim 1, wherein the advancement clamp has: the device comprises a driving part and a pushing assembly connected to the driving part, wherein a flexible abutting part is arranged on the pushing assembly.

3. The product positioning mechanism of claim 2, further comprising: and each driving piece is electrically connected with the control module, and the control module controls each driving piece to move respectively.

4. The product positioning mechanism of claim 3 wherein the drive member is an air cylinder and the pusher assembly comprises: the flexible supporting piece is arranged on the top plate, and the top plate is higher than the push rod of the air cylinder.

5. The product positioning mechanism of claim 4, wherein the adapter plate is provided with: the guide rail is connected with the top plate and used for adjusting the relative position of the top plate and the adapter plate.

6. The product positioning mechanism of claim 5 wherein the three advancing grippers are: the clamping device comprises a first clamping piece, a second clamping piece and a third clamping piece, wherein the first clamping piece and the second clamping piece are arranged oppositely, and at least one of the first clamping piece and the second clamping piece is provided with a buffering elastic piece.

7. The product positioning mechanism of claim 6 wherein the cushion spring is connected between the top plate and the guide rail.

8. The product positioning mechanism of claim 1, wherein the flexible positioning member is a suction cup mounted on the support plate, the mounting surface is a suction surface of the suction cup, and the suction surface is higher than the support plate.

9. The product positioning mechanism of claim 8, wherein the support plate is provided with a mounting location for additional mounting of a suction cup.

10. The product positioning mechanism of claim 1 wherein the advancing grippers are formed in three, wherein the advancing directions of two of the advancing grippers are parallel or collinear, and the advancing direction of the other advancing gripper is perpendicular to the advancing directions of the other two advancing grippers.