Automatic piece feeding and discharging device applied to vacuum glue pouring machine

Abstract

The utility model belongs to the technical field of vacuum glue filling machines, and particularly relates to an automatic piece feeding and discharging device applied to a vacuum glue filling machine, which comprises a base, a machine body, a sealing door, a first sliding chute, a second sliding chute, a third sliding chute and a fourth sliding chute, two second sliding grooves are formed in the bottom face of the inner wall of the first sliding groove, and two sliding blocks are connected into the two second sliding grooves in a sliding mode respectively. The problems that when a vacuum glue pouring machine is used, the height of a workpiece needing glue pouring cannot be adjusted, the surface of the workpiece can not be evenly coated with glue, and the machining quality is affected are solved; and the problems that due to the fact that the inner space of a machine body of the vacuum glue pouring machine is small, when a user takes out the workpiece subjected to glue pouring, the workpiece is prone to shaking, and when the workpiece shakes, glue poured in the workpiece may leak due to shaking are solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to vacuum glue filling machine technical field especially relates to a kind of automatic upper and lower piece device applied to vacuum glue filling machine. BACKGROUND

[0002] Vacuum glue filling machine is a kind of equipment that carries out glue filling operation under vacuum environment, it is specially controlled to fluid, and liquid drop, coating, potting is carried out on product surface or product inside, and it forms certain vacuum degree by vacuum pump to exclude air inside working chamber.Under vacuum state, the surface tension of glue will reduce, and it is more easily permeated to product surface or inside.Then, glue filling machine will place product in working chamber, and glue is extracted from glue storage tank to glue filling head by setting program control system, and then it is evenly filled to product surface or inside.After glue filling is completed, product surface or inside glue is solidified by normal pressure recovery to working chamber inside.

[0003] For example, the Chinese patent with the announcement number CN219898734U discloses a kind of vacuum glue filling machine, it includes: bottom block, the upper surface wall of the bottom block is fixedly installed with box body, the upper surface wall of the box body is fixedly installed with pump body, the output end of the pump body is through the top wall of box body, and fixedly installed with glue filling head, the outer side wall of the glue filling head is fixedly installed with heating block.In the utility model, through the mutual cooperation of servo motor, spur gear one, spur gear two and shaft, the scraping disc is driven to rotate, the rotation of scraping disc is scraped to the residual glue on glue filling head, to prevent the glue on glue filling head from dripping on glue filling station, affecting subsequent use;The glue on scraping disc is scraped by scraper and guide block, to facilitate the timely cleaning of glue on scraping disc, which helps the processing of scraping disc to glue filling head, and the glue on scraper is stored by glue containing shell, to facilitate the recycling of scraped glue.

[0004] The above patent has the following problems:

[0005] The above vacuum glue filling machine cannot adjust the height of workpiece needing glue filling when in use, which may cause uneven coating of glue on workpiece surface, affecting processing quality, and the above vacuum glue filling machine is small in internal space, so when user takes out workpiece after glue filling, workpiece is easily shaken, and the glue inside workpiece may leak due to shaking. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a kind of automatic upper and lower piece device applied to vacuum glue filling machine to solve the problems raised in the above background.

[0007] The utility model provides a kind of automatic upper and lower device for vacuum glue filling machine, including base, body and sealing door, the body is fixedly connected on base, the sealing door is set on body, further include:

[0008] First sliding slot, the first sliding slot is opened in the top surface of base and is located in the inner cavity of body, the inner wall bottom surface of the first sliding slot is opened with two second sliding slots, two second sliding slots are slidably connected with two sliding blocks respectively, two sliding blocks are threadedly connected with two one-way threaded rods respectively, and two one-way threaded rods are located in two second sliding slots respectively, and are rotatably connected with two second sliding slots respectively, the top end of two sliding blocks is fixedly connected with the sliding plate slidably connected with the first sliding slot;

[0009] Driving assembly, the driving assembly is located in base, and is used to drive two one-way threaded rods to rotate;

[0010] Third sliding slot, the third sliding slot is opened in the top surface of sliding plate, and third sliding slot is located in the inner cavity of body, the third sliding slot is slidably connected with two slide rods in the third sliding slot;

[0011] Tray, the tray is set on the top surface of sliding plate, and tray is located in the inner cavity of body and is slidably connected with body, the bottom surface of the tray is fixedly connected with two fixed rods, two fixed rods are rotatably connected with two support plates between two slide rods respectively;

[0012] Power assembly, the power assembly is located in sliding plate, and is used to drive two slide rods to move.

[0013] Based on the above structure, by being provided with third sliding slot and slide rod, it is ensured that two slide rods can slide in third sliding slot, by being provided with power assembly, it is ensured that user can drive two slide rods to approach each other or move away from each other by power assembly, by being provided with tray, fixed rod and support plate, it is ensured that when two slide rods move away from each other, two slide rods will drive two fixed rods to move upward by two support plates respectively, so that two fixed rods can drive tray to move upward, by being provided with first sliding slot and sliding plate, it is ensured that sliding plate can slide in first sliding slot, by being provided with second sliding slot and sliding block, it is ensured that sliding block can slide in second sliding slot, by being provided with driving assembly and one-way threaded rod, it is ensured that user can drive two one-way threaded rods to rotate by driving assembly, so that sliding block is driven to move by the action of the thread of two one-way threaded rods respectively, so that sliding plate can move from the inner cavity of body to outside, so that sliding plate drives tray to move to outside.

[0014] In the above technical solution, further, the driving assembly includes:

[0015] A first movable slot is arranged in the base and communicates with the two second sliding grooves, two first chain wheels are rotatably connected in the first movable slot, one end of the two first chain wheels penetrates the inner wall of the first movable slot and extends into the two second sliding grooves respectively, and the two first chain wheels are fixed with one end of the two one-way threaded rods respectively;

[0016] A second movable slot is arranged in the base and communicates with the first movable slot, a second chain wheel is rotatably connected in the second movable slot, and one end of the second chain wheel extends into the first movable slot and is fixed with one of the first chain wheels;

[0017] A first motor slot is arranged in the base and communicates with the second movable slot, a first motor is fixedly connected in the first motor slot, the output shaft of the first motor extends into the second movable slot and is rotatably connected with the second movable slot, the output shaft of the first motor is fixedly connected with a third chain wheel rotatably connected with the second movable slot, and the third chain wheel and the second chain wheel are engaged with a second chain.

[0018] In the technical solution, it is ensured that the workpiece does not shake when the user takes the workpiece due to the narrow environment.

[0019] In the above technical solution, further, one end of the first chain wheel is rotatably connected with the second sliding groove.

[0020] In the technical solution, it is ensured that one end of the first chain wheel can normally rotate in the second sliding groove.

[0021] In the above technical solution, further, one end of the second chain wheel is rotatably connected with the first movable slot.

[0022] In the technical solution, it is ensured that one end of the second chain wheel can normally rotate in the first movable slot.

[0023] In the above technical solution, further, the power assembly comprises:

[0024] Two bidirectional threaded rods are rotatably connected to the inner wall of the third sliding groove and are threadedly connected with the two sliding rods;

[0025] Two gear grooves are arranged in the sliding plate and communicate with the third sliding groove, a first bevel gear and a second bevel gear are rotatably connected in the gear grooves, the first bevel gear and the second bevel gear are engaged with each other, one end of the two first bevel gears penetrates the inner wall of the two gear grooves and extends into the third sliding groove respectively, and is fixed with one end of the two bidirectional threaded rods respectively;

[0026] The second motor slot is arranged in the sliding plate, the second motor is fixedly connected in the second motor slot, and the output shaft of the second motor penetrates the inner wall of the second motor slot and the two second bevel gears and extends into the sliding plate and is fixedly connected with the two second bevel gears.

[0027] In the technical solution, the interval between the two sliding rods can be adjusted by the user.

[0028] In the technical solution, the two threads on the two-way threaded rod are opposite in rotation direction.

[0029] In the technical solution, when the two two-way threaded rods rotate, the two sliding rods are driven by the opposite threads on the two two-way threaded rods to move away from or close to each other.

[0030] In the technical solution, one end of the two first bevel gears is rotatably connected with the third sliding groove.

[0031] In the technical solution, one end of the two first bevel gears is rotatably connected with the third sliding groove.

[0032] In the technical solution, the output shaft of the second motor is rotatably connected with the sliding plate.

[0033] In the technical solution, the output shaft of the second motor is rotatably connected with the sliding plate.

[0034] The beneficial effects of the utility model are as follows:

[0035] 1. The automatic up-and-down device applied to the vacuum glue filling machine, through the third sliding groove and the sliding rod, the two sliding rods can slide in the third sliding groove, through the power assembly, the user can drive the two sliding rods to move close to or away from each other, through the tray, the fixed rod and the supporting plate, when the two sliding rods move away from each other, the two sliding rods can drive the two fixed rods to move upward through the two supporting plates, so that the two fixed rods can drive the tray to move upward, and the problem that the height of the workpiece to be filled with glue cannot be adjusted when the vacuum glue filling machine is used, so that the glue cannot be uniformly coated on the surface of the workpiece and the processing quality is affected is solved.

[0036] 2. The automatic loading and unloading device applied to the vacuum glue filling machine, through the first sliding groove and the sliding plate, the sliding plate can slide in the first sliding groove, through the second sliding groove and the sliding block, the sliding block can slide in the second sliding groove, through the driving assembly and the one-way threaded rod, the user can drive the two one-way threaded rods to rotate through the driving assembly, the sliding block is driven to move by the thread of the two one-way threaded rods, the sliding plate can move from the inner cavity of the machine body to the outside, the sliding plate drives the tray to move to the outside, the problem that when the user takes out the workpiece after glue filling, the workpiece is easy to shake, and the glue in the workpiece may leak due to shaking. BRIEF DESCRIPTION OF DRAWINGS

[0037] Figure 1 is the overall structure schematic diagram of the utility model;

[0038] Figure 2 is the overall explosion structure schematic diagram of the utility model;

[0039] Figure 3 is the internal structure schematic diagram of the base of the utility model one;

[0040] Figure 4 is the internal structure schematic diagram of the base of the utility model two;

[0041] Figure 5 is the internal structure schematic diagram of the sliding plate of the utility model one;

[0042] Figure 6 is the internal structure schematic diagram of the sliding plate of the utility model two.

[0043] The marks in the figure are:

[0044] 1, base; 2, machine body; 3, sealing door; 4, first sliding groove; 5, second sliding groove; 6, sliding block; 7, one-way threaded rod; 8, sliding plate; 9, third sliding groove; 10, sliding rod; 11, tray; 12, fixed rod; 13, support plate; 14, first movable slot; 15, first chain wheel; 16, first chain; 17, second movable slot; 18, second chain wheel; 19, first motor slot; 20, first motor; 21, third chain wheel; 22, second chain; 23, two-way threaded rod; 24, gear slot; 25, first bevel gear; 26, second bevel gear; 27, second motor slot; 28, second motor. DETAILED DESCRIPTION

[0045] With reference to the drawings and the embodiments described herein, it will be understood that the drawings and embodiments are illustrative of only a few of the embodiments of the present application and are not therefore to be considered limiting of its scope, for the application is not limited to the embodiments illustrated in the description below.

[0046] In the description of the present application, it should be understood that the terms used herein are for the purpose of describing specific embodiments and are not intended to limit the example embodiments of the present application. For the purpose of description, the size of each part shown in the drawings is not drawn in proportion. The techniques, methods, and devices known to those of ordinary skill in the relevant art can not be discussed in detail, but should be considered as part of the authorized description. In all examples shown and discussed herein, any specific value should be interpreted as merely exemplary and not as a limitation. Therefore, other examples of the example embodiments can have different values. It should be noted that similar reference numerals and letters represent similar items in the following drawings, and therefore, once an item is defined in one drawing, it need not be further discussed in subsequent drawings.

[0047] It should be noted that the terms "first", "second", and the like in the description and claims of the present application are used for distinguishing between similar objects and not necessarily for describing a specific sequential or chronological order. It is to be understood that the use of the terms so designated is interchangeable under appropriate circumstances such that the embodiments of the present application described herein are capable of operation in other sequences than those illustrated or otherwise described herein. The terms "first", "second", and the like, so used in the description and claims are also not necessarily used consistently in reference to a particular aspect of the example embodiments of the present application, but are used in different places and / or times for the sake of comparison within the context.

[0048] It should be noted that in the description of the present application, the orientation or position relationship indicated by the terms such as "front, back, up, down, left, right", "horizontal, vertical, perpendicular, horizontal", and "top, bottom" is generally based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description. Without the opposite description, these orientation terms do not indicate or imply that the devices or elements referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore should not be understood as limiting the scope of protection of the present application; the orientation terms "inner, outer" refer to the inner and outer of the contour of each component itself.

[0049] It should be noted that in this application, the terms "comprising", "including", or any other variant thereof are intended to cover non-exclusive inclusions, so that processes, methods, articles or devices that include a series of elements not only include those elements, but also include other elements not explicitly listed, or inherent to such processes, methods, articles or devices. Without more limitations, the element defined by the statement "comprising a" does not exclude the presence of other identical elements in the process, method, article or device comprising the element. In addition, it should be noted that the scope of the methods and devices in the embodiments of the present application is not limited to performing functions in the order shown or discussed, but can also include performing functions in a substantially simultaneous manner or in reverse order according to the functions involved, for example, the described method can be performed in an order different from that described, and various steps can also be added, omitted or combined. In addition, the features described with reference to certain examples can be combined in other examples.

[0050] Embodiment 1:

[0051] Please refer to Figure 1 - Figure 6 As shown in the figure, the embodiment provides an automatic loading and unloading device applied to a vacuum glue filling machine, which comprises a base 1, a machine body 2 and a sealing door 3, the machine body 2 is fixedly connected to the base 1, the sealing door 3 is arranged on the machine body 2, and further comprising:

[0052] A first sliding groove 4 is arranged in the top surface of the base 1 and located in the inner cavity of the machine body 2, two second sliding grooves 5 are arranged in the inner wall bottom surface of the first sliding groove 4, two sliding blocks 6 are respectively and slidably connected in the two second sliding grooves 5, two one-way threaded rods 7 are respectively and threadedly connected in the two sliding blocks 6, the two one-way threaded rods 7 are respectively located in the two second sliding grooves 5 and are respectively and rotationally connected with the two second sliding grooves 5, and the top ends of the two sliding blocks 6 are fixedly connected with a sliding plate 8 which is slidably connected with the first sliding groove 4;

[0053] A driving assembly is located in the base 1 and is used for driving the two one-way threaded rods 7 to rotate;

[0054] A third sliding groove 9 is arranged in the top surface of the sliding plate 8 and located in the inner cavity of the machine body 2, and two sliding rods 10 are slidably connected in the third sliding groove 9;

[0055] A tray 11 is arranged on the top surface of the sliding plate 8, the tray 11 is located in the inner cavity of the machine body 2 and is slidably connected with the machine body 2, two fixed rods 12 are fixedly connected to the bottom surface of the tray 11, and two supporting plates 13 are respectively and rotationally connected between the two fixed rods 12 and the two sliding rods 10;

[0056] A power assembly is located in the sliding plate 8 and is used for driving the two sliding rods 10 to move.

[0057] Embodiment 2:

[0058] The embodiment provides an automatic workpiece loading and unloading device applied to a vacuum glue filling machine, in addition to the technical scheme of the above embodiment, further has the following technical features, the driving assembly comprises:

[0059] The first movable groove 14 is arranged in the base 1 and communicates with the two second sliding grooves 5, two first sprockets 15 are rotatably connected in the first movable groove 14, one end of the two first sprockets 15 penetrates the inner wall of the first movable groove 14 and respectively extends into the two second sliding grooves 5, and is fixed with one end of the two one-way threaded rods 7 respectively, and the first chain 16 is engaged between the two first sprockets 15.

[0060] The second movable groove 17 is arranged in the base 1 and communicates with the first movable groove 14, the second sprocket 18 is rotatably connected in the second movable groove 17, and one end of the second sprocket 18 extends into the first movable groove 14 and is fixed with one of the first sprockets 15.

[0061] The first motor groove 19 is arranged in the base 1 and communicates with the second movable groove 17, the first motor 20 is fixedly connected in the first motor groove 19, the output shaft of the first motor 20 extends into the second movable groove 17 and is rotatably connected with the second movable groove 17, the output shaft of the first motor 20 is fixedly connected with the third sprocket 21 rotatably connected with the second movable groove 17, and the second chain 22 is engaged between the third sprocket 21 and the second sprocket 18.

[0062] When in use, the user starts the first motor 20, the output shaft of the first motor 20 drives the third sprocket 21 to rotate in the second movable groove 17, the third sprocket 21 drives the second sprocket 18 to rotate in the second movable groove 17 through the second chain 22, the second sprocket 18 drives one of the first sprockets 15 to rotate in the first movable groove 14, one of the first sprockets 15 drives the other first sprocket 15 to rotate through the first chain 16, when the two first sprockets 15 rotate, the two first sprockets 15 drive the two one-way threaded rods 7 to rotate respectively, the two sliding blocks 6 are driven to move the sliding plate 8 through the threaded action of the two one-way threaded rods 7 respectively, the sliding plate 8 drives the tray 11 to move to the outside, when the tray 11 moves to the appropriate position, the tray 11 drives the workpiece to move to the outside, so that the user can take the workpiece without shaking due to the narrow environment.

[0063] Embodiment 3:

[0064] The embodiment provides an automatic up-down piece device applied to a vacuum glue filling machine.

[0065] The first sprocket 15 is rotatably connected to the second sliding groove 5.

[0066] Embodiment 4

[0067] The embodiment provides an automatic up-down piece device applied to a vacuum glue filling machine.

[0068] The second sprocket 18 is rotatably connected to the first movable groove 14.

[0069] Embodiment 5

[0070] The embodiment provides an automatic up-down piece device applied to a vacuum glue filling machine.

[0071] The power assembly comprises two bidirectional threaded rods 23, the two bidirectional threaded rods 23 are rotatably connected to the inner wall of the third sliding groove 9 and are screw-connected with the two sliding rods 10.

[0072] The two gear grooves 24 are arranged in the sliding plate 8 and are in communication with the third sliding groove 9, the first bevel gears 25 and the second bevel gears 26 are rotatably connected in the gear grooves 24, the first bevel gears 25 and the second bevel gears 26 are meshed with each other, one end of each of the two first bevel gears 25 extends through the inner wall of each of the two gear grooves 24 and extends into the third sliding groove 9, and the one end of each of the two first bevel gears 25 is fixed to one end of each of the two bidirectional threaded rods 23.

[0073] The second motor groove 27 is arranged in the sliding plate 8, the second motor 28 is fixedly connected in the second motor groove 27, the output shaft of the second motor 28 extends through the inner wall of the second motor groove 27 and the two second bevel gears 26 and extends into the sliding plate 8 and is fixedly connected with the two second bevel gears 26.

[0074] Wherein, in use, the user starts the second motor 28, and the output shaft of the second motor 28 drives the two second bevel gears 26 to rotate in the two gear grooves 24, respectively, so that the two second bevel gears 26 drive the two first bevel gears 25 to rotate in the two gear grooves 24, respectively, so that the two first bevel gears 25 drive the two bidirectional threaded rods 23 to rotate in the third sliding groove 9, respectively, when the two bidirectional threaded rods 23 rotate, the two sliding rods 10 are respectively subjected to the action of the opposite threads on the two bidirectional threaded rods 23, and move away from each other or move close to each other, so as to ensure that the user can adjust the distance between the two sliding rods 10.

[0075] Embodiment 6:

[0076] The embodiment provides an automatic loading and unloading device applied to a vacuum glue filling machine, in addition to the technical solutions of the above-mentioned embodiments, further having the following technical features: the two sections of threads on the bidirectional threaded rod 23 are opposite in rotation direction.

[0077] Wherein, it is ensured that when the two bidirectional threaded rods 23 rotate, the two sliding rods 10 are respectively subjected to the action of the opposite threads on the two bidirectional threaded rods 23, and move away from each other or move close to each other.

[0078] Embodiment 7:

[0079] The embodiment provides an automatic loading and unloading device applied to a vacuum glue filling machine, in addition to the technical solutions of the above-mentioned embodiments, further having the following technical features: one end of the two first bevel gears 25 is rotatably connected with the third sliding groove 9.

[0080] Wherein, it is ensured that one end of the two first bevel gears 25 can normally rotate in the third sliding groove 9.

[0081] Embodiment 8:

[0082] The embodiment provides an automatic loading and unloading device applied to a vacuum glue filling machine, in addition to the technical solutions of the above-mentioned embodiments, further having the following technical features: the output shaft of the second motor 28 is rotatably connected with the sliding plate 8.

[0083] Wherein, it is ensured that the output shaft of the second motor 28 can normally rotate in the sliding plate 8.

[0084] In use, the user opens the sealing door 3 with his hand, then places the workpiece on the tray 11, and then the user starts the second motor 28, so that the output shaft of the second motor 28 drives the two second bevel gears 26 to rotate in the two gear grooves 24 respectively, so that the two second bevel gears 26 drive the two first bevel gears 25 to rotate in the two gear grooves 24 respectively, so that the two first bevel gears 25 drive the two bidirectional threaded rods 23 to rotate in the third sliding groove 9 respectively, when the two bidirectional threaded rods 23 rotate, the two sliding rods 10 will be affected by the opposite threads on the two bidirectional threaded rods 23 respectively, and move away from each other, when the two sliding rods 10 move away from each other, the two sliding rods 10 will drive the two fixed rods 12 to move upwards through the two supporting plates 13 respectively, so that the two fixed rods 12 drive the tray 11 to move upwards, so that the tray 11 drives the workpiece to move upwards, ensuring that the user can adjust the height of the workpiece according to the processing needs, when the workpiece is filled with glue, the user starts the second motor 28 again, so that the output shaft of the second motor 28 drives the two second bevel gears 26 to rotate in the two gear grooves 24 respectively in the opposite direction, so that the two second bevel gears 26 drive the two first bevel gears 25 to rotate in the two gear grooves 24 respectively in the opposite direction, so that the two first bevel gears 25 drive the two bidirectional threaded rods 23 to rotate in the third sliding groove 9 respectively in the opposite direction, when the two bidirectional threaded rods 23 rotate in the opposite direction, the two sliding rods 10 will be affected by the opposite threads on the two bidirectional threaded rods 23 respectively, and move closer to each other, when the two sliding rods 10 move closer to each other, the two sliding rods 10 will drive the two fixed rods 12 to move downwards through the two supporting plates 13 respectively, so that the two fixed rods 12 drive the tray 11 to move downwards, so that the tray 11 drives the workpiece to move downwards, when the tray 11 moves to the appropriate position, the user opens the sealing door 3 with his hand, and then the user starts the first motor 20, so that the output shaft of the first motor 20 drives the third sprocket 21 to rotate in the second movable groove 17, so that the third sprocket 21 drives the second sprocket 18 to rotate in the second movable groove 17 through the second chain 22, so that the second sprocket 18 drives one of the first sprockets 15 to rotate in the first movable groove 14, so that one of the first sprockets 15 drives the other first sprocket 15 to rotate through the first chain 16, when the two first sprockets 15 rotate, the two first sprockets 15 will drive the two one-way threaded rods 7 to rotate respectively, so that the two sliding blocks 6 drive the sliding plates 8 to move through the threads of the two one-way threaded rods 7 respectively, so that the sliding plates 8 drive the tray 11 to move to the outside, when the tray 11 moves to the appropriate position, the tray 11 will drive the workpiece to move to the outside, ensuring that the user can take the workpiece without causing the workpiece to shake due to the narrow environment.

[0085] The embodiments of the present application are described above with reference to the drawings, and the embodiments and features in the embodiments of the present application can be combined with each other without conflict, and the present application is not limited to the above-described specific embodiments, and the above-described specific embodiments are only illustrative but not restrictive, and a person of ordinary skill in the art can make many forms under the inspiration of the present application without departing from the purpose of the present application and the scope protected by the claims, and all belong to the protection of the present application.

Claims

1. An automatic loading and unloading device for a vacuum dispensing machine, comprising a base (1), a body (2), and a sealing door (3), wherein the body (2) is fixedly connected to the base (1), and the sealing door (3) is disposed on the body (2), characterized in that, Also includes: The first slide groove (4) is opened on the top surface of the base (1) and located in the inner cavity of the body (2). The bottom surface of the inner wall of the first slide groove (4) is opened with two second slide grooves (5). Two sliders (6) are slidably connected in the two second slide grooves (5). Two one-way threaded rods (7) are threadedly connected in the two sliders (6). The two one-way threaded rods (7) are located in the two second slide grooves (5) respectively and are rotatably connected to the two second slide grooves (5). The top of the two sliders (6) is fixedly connected with a sliding plate (8) that is slidably connected to the first slide groove (4). A drive assembly located inside the base (1) and used to drive two one-way threaded rods (7) to rotate; The third slide (9) is opened on the top surface of the slide plate (8) and is located in the inner cavity of the body (2). Two slide rods (10) are slidably connected in the third slide (9). The tray (11) is set on the top surface of the slide plate (8) and is located in the inner cavity of the body (2) and is slidably connected to the body (2). Two fixed rods (12) are fixedly connected to the bottom surface of the tray (11), and two support plates (13) are rotatably connected between the two fixed rods (12) and the two slide rods (10). A power assembly located inside the slide plate (8) and used to drive the two slide bars (10) to move.

2. The automatic loading and unloading device for a vacuum dispensing machine according to claim 1, characterized in that, The driving component includes: The first movable groove (14) is opened in the base (1) and connected to the two second sliding grooves (5). Two first sprockets (15) are rotatably connected in the first movable groove (14), and one end of the two first sprockets (15) passes through the inner wall of the first movable groove (14) and extends into the two second sliding grooves (5) respectively, and is fixed to one end of the two one-way threaded rods (7) respectively. A first chain (16) meshes between the two first sprockets (15). The second movable groove (17) is opened in the base (1) and communicates with the first movable groove (14). The second movable groove (17) is rotatably connected to the second sprocket (18), and one end of the second sprocket (18) extends into the first movable groove (14) and is fixed to one of the first sprockets (15). The first motor slot (19) is opened in the base (1) and communicates with the second movable slot (17). The first motor slot (19) is fixedly connected to the first motor slot (20). The output shaft of the first motor (20) extends into the second movable slot (17) and is rotatably connected to the second movable slot (17). The output shaft of the first motor (20) is fixedly connected to the third sprocket (21) which is rotatably connected to the second movable slot (17). The third sprocket (21) and the second sprocket (18) are meshed with a second chain (22).

3. An automatic loading and unloading device for a vacuum dispensing machine according to claim 2, characterized in that, One end of the first sprocket (15) is rotatably connected to the second slide (5).

4. An automatic loading and unloading device for a vacuum dispensing machine according to claim 2, characterized in that, One end of the second sprocket (18) is rotatably connected to the first movable groove (14).

5. An automatic loading and unloading device for a vacuum dispensing machine according to claim 1, characterized in that, The power assembly includes: Two bidirectional threaded rods (23) are rotatably connected to the inner wall of the third slide groove (9) and threadedly connected to two slide rods (10); Two gear slots (24) are formed in the slide plate (8) and connected to the third slide groove (9). A first bevel gear (25) and a second bevel gear (26) are rotatably connected in the gear slots (24), and the first bevel gear (25) and the second bevel gear (26) mesh with each other. One end of each of the two first bevel gears (25) passes through the inner wall of the two gear slots (24) and extends into the third slide groove (9), and is fixed to one end of each of the two bidirectional threaded rods (23). The second motor slot (27) is opened in the slide plate (8). The second motor (28) is fixedly connected in the second motor slot (27), and the output shaft of the second motor (28) passes through the inner wall of the second motor slot (27) and the two second bevel gears (26), and extends into the slide plate (8) to be fixedly connected to the two second bevel gears (26).

6. An automatic loading and unloading device for a vacuum dispensing machine according to claim 5, characterized in that, The two threads on the bidirectional threaded rod (23) have opposite directions of rotation.

7. An automatic loading and unloading device for a vacuum dispensing machine according to claim 5, characterized in that, One end of each of the two first bevel gears (25) is rotatably connected to the third slide (9).

8. An automatic loading and unloading device for a vacuum dispensing machine according to claim 5, characterized in that, The output shaft of the second motor (28) is rotatably connected to the slide plate (8).

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