CN217100697U

CN217100697U - Automatic bag suction mechanism and machine tool

Info

Publication number: CN217100697U
Application number: CN202220100616.6U
Authority: CN
Inventors: 赵荣艳; 李国辉
Original assignee: Yancheng Intelligent Equipment Manufacturing Hebei Co ltd
Current assignee: Yancheng Intelligent Equipment Manufacturing Hebei Co ltd
Priority date: 2022-01-15
Filing date: 2022-01-15
Publication date: 2022-08-02
Anticipated expiration: 2032-01-15

Abstract

The application provides an automatic inhale bag mechanism and lathe includes: the bottom of the frame body is fixed on the machine table, and the top of the frame body is provided with an installation space; the bag storage device is arranged in the installation space and used for storing the packaging bags; the bag sucking device is arranged on one side of the bag storage device and comprises a rotating shaft arranged on the frame body along a first direction, a rotating support capable of rotating around the rotating shaft, a turning support hinged with the rotating support and relatively far away from the end of the rotating shaft, and a vacuum adsorption assembly arranged on the turning support and relatively far away from the end of the rotating support; the first driving assembly is used for driving the rotating bracket to rotate until the overturning bracket is relatively close to the bag storage device; and the second driving assembly is used for driving the overturning bracket to overturn to the position where the vacuum adsorption assembly is positioned right above the bag opening of the packaging bag. The bag suction mechanism is simple in structure, independent from subsequent processes, strong in modularization, capable of being combined differently according to user needs, and capable of improving the applicability of the bag suction mechanism.

Description

Automatic bag suction mechanism and machine tool

Technical Field

The application relates to the technical field of automatic machines, in particular to an automatic bag suction mechanism and a machine tool.

Background

Because the packing is repeated, loaded down with trivial details nature, manual packaging is replaced by automatic packaging process gradually, and automatic packaging process includes getting the bag, opening the bag, props bag, feeds, evacuation process etc. and the automatic bag process of getting is as the first process of whole packaging process, has very important effect. The traditional bag taking process is complex in structure, strong in matching with subsequent processes and poor in applicability.

Disclosure of Invention

In view of the above-mentioned defects or shortcomings in the prior art, the present application aims to provide an automatic bag suction mechanism and a machine tool.

In a first aspect, the present application provides an automatic bag suction mechanism, comprising:

the bottom of the frame body is fixed on the machine table, and the top of the frame body is provided with an installation space;

the bag storage device is arranged in the installation space and used for storing the packaging bags;

the bag sucking device is arranged on one side of the bag storage device and comprises a rotating shaft arranged on the frame body along a first direction, a rotating support capable of rotating around the rotating shaft, a turning support hinged with the rotating support and relatively far away from the end of the rotating shaft, and a vacuum adsorption assembly arranged on the turning support and relatively far away from the end of the rotating support;

the first driving assembly is used for driving the rotating bracket to rotate until the overturning bracket is relatively close to the bag storage device;

and the second driving assembly is used for driving the overturning bracket to overturn to the position where the vacuum adsorption assembly is positioned right above the bag opening of the packaging bag.

According to the technical scheme that this application embodiment provided, first drive assembly includes first cylinder, the telescopic link of first cylinder with runing rest rotatable coupling, first telescopic link can drive runing rest is rotatory.

According to the technical scheme that this application embodiment provided, second drive assembly includes the second cylinder, the second telescopic link of second cylinder with the upset support is articulated, and the direction of its articulated shaft is the second direction, the flexible drive of second telescopic link the upset support is to being close to or keeping away from the direction upset of depositing the bagging apparatus.

According to the technical scheme provided by the embodiment of the application, the bag storage device comprises: the bag storage tray is provided with a containing space and a lifting driving assembly in transmission connection with the bag storage tray; the top of the bag storage tray is provided with a first opening; the lifting driving component can drive the bag storage tray to lift.

According to the technical scheme provided by the embodiment of the application, the lifting driving assembly comprises a transmission assembly arranged at the bottom of the bag storage tray and a third driving assembly connected with the transmission assembly, the transmission assembly comprises a lifting rod arranged in a direction parallel to the first direction and a universal wheel sleeved outside the lifting rod and in threaded connection with the lifting rod, and the universal wheel is in belt connection with the third driving assembly; the third driving assembly drives the universal wheel to rotate so that the lifting rod and the bag storage tray are lifted.

According to the technical scheme that this application embodiment provided, deposit a bag tray bottom and be equipped with a plurality of drive assembly, two adjacent connect through the belt between the drive assembly, the third drive assembly can drive all drive assembly the universal wheel synchronous revolution.

According to the technical scheme that this application embodiment provided, the vacuum adsorption subassembly includes the trachea, the cover is located elastic component outside the trachea and connect in the vacuum chuck of trachea tip.

According to the technical scheme provided by the embodiment of the application, the vacuum chuck can control the suction force through the vacuum pump.

In a second aspect, the present application provides a machine tool, wherein the automatic bag suction mechanism is installed on the machine tool.

In summary, the application provides an automatic bag suction mechanism, a bag storage device, a rotating support rotating along a rotating shaft, a turning support hinged to the rotating support and a vacuum adsorption assembly mounted on the turning support are arranged on a frame body, the first driving assembly drives the rotating support to rotate, so that the turning support rotates to the bag storage device side along with the rotating support, the second driving assembly drives the turning support to turn, so that the vacuum adsorption assembly frame turns to the position right above a bag opening of a packaging bag in the bag storage device along with the turning support, and the vacuum adsorption assembly adsorbs the packaging bag; and then the first driving assembly and the second driving assembly drive the overturning bracket and the rotating bracket to the initial state to complete the bag suction process. The bag suction mechanism is simple in structure, independent from subsequent processes, strong in modularization, capable of being combined differently according to user needs, and capable of improving the applicability of the bag suction mechanism.

Drawings

Fig. 1 is a schematic top view of a bag suction device at a first station according to an embodiment of the present disclosure;

FIG. 2 is a schematic side view of a bag suction device at a first station according to an embodiment of the present disclosure;

FIG. 3 is a schematic side view of a bag suction device at a second station according to an embodiment of the present disclosure;

FIG. 4 is a schematic side view of a bag suction device at a third station according to an embodiment of the present disclosure;

FIG. 5 is a schematic top view of a bag storage tray of the bag suction device at a first station according to an embodiment of the present disclosure;

FIG. 6 is a schematic structural diagram of a transmission assembly provided in an embodiment of the present application;

fig. 7 is a cross-sectional view a-a of fig. 6.

The text labels in the figures are represented as:

100. a frame body; 200. a bag suction device; 300. a bag storage device; 400. a first drive assembly; 500. A second drive assembly;

110. a rotating shaft; 120. a mechanical limit stop; 130. a second base plate; 140. a first base plate; 150. A reinforcing beam;

210. rotating the bracket; 211. a shaft sleeve; 212. mounting a plate; 213. a receiving bracket; 220. turning over the bracket; 221. a first bracket; 222. a turnover plate; 223. a first hinge shaft; 224. a limit baffle; 255. a limiting bracket; 230. a vacuum adsorption assembly; 231. an adsorption plate; 232. a vacuum chuck;

310. a bag storage tray; 320. a transmission assembly; 321. lifting rods, 322 and universal wheels; 323. a sleeve, 324, a lower baffle; 325. an upper baffle plate; 326. a connecting rod; 327. an annular outer sleeve; 330. a third drive assembly; 340. a belt;

410. a first cylinder; 411. a first telescopic rod;

510. a second cylinder; 511. a second telescopic rod; 520. a second hinge shaft.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Example 1

As mentioned in the background art, in order to solve the problems in the prior art, the present application provides an automatic bag suction mechanism, as shown in fig. 1, 2, 3 and 4, comprising:

the bottom of the frame body 100 is fixed on the machine table, and the top of the frame body 100 is provided with an installation space;

a bag storage device 300 provided in the installation space for storing the packing bag;

the bag suction device 200 is arranged on one side of the bag storage device 300, and comprises a rotating shaft 110 arranged on the frame body 100 along a first direction, a rotating bracket 210 capable of rotating around the rotating shaft 110, an overturning bracket 220 hinged to the rotating bracket 210 and relatively far away from the rotating shaft 110, and a vacuum suction assembly 230 arranged on the overturning bracket 220 and relatively far away from the rotating bracket 210 and used for sucking a packaging bag;

the first driving assembly 400 is used for driving the rotating bracket 210 to rotate until the overturning bracket 220 is relatively close to the bag storage device 300;

and the second driving assembly 500 is used for driving the overturning bracket 220 to overturn until the vacuum adsorption assembly 230 is positioned right above the bag opening of the packaging bag.

Preferably, as shown in fig. 1, the rack body 100 is a rectangular rack, the installation space at the top of the rack body includes a second bottom plate 130 disposed on the left side of the top surface of the rack body 100, and a first bottom plate 140 disposed on the right side of the top surface of the rack body 100, the second bottom plate 140 is provided with a bag storage device 300, and the first bottom plate 140 is provided with a first driving assembly 400 and a second driving assembly 500.

The bag suction device 200 is provided with a first station, a second station and a third station; as shown in fig. 2, the first station is a preparation station for a bag opening process, the rotating bracket 210 is located on the first bottom plate 140 side, the turning bracket 220 is perpendicular to the rotating bracket 210, and the vacuum adsorption assembly 230 mounted thereon is also located on the first bottom plate 140 side; as shown in fig. 3, in the second station, the first driving assembly 400 drives the rotating bracket 210 to drive the turning bracket 220 to rotate 90 ° clockwise, so that the turning bracket 220 is relatively close to the bag storage device 300, and the vacuum adsorption assembly 230 faces the bag storage device 300; as shown in fig. 4, in the third station, the second driving assembly 500 drives the turning bracket 220 so that the vacuum suction assembly 230 is located right above the mouth of the packaging bag, and the bag suction process is completed by the vacuum suction assembly 230.

Specifically, as shown in fig. 1 and 4, a rotating shaft 110 is vertically fixed on the frame body 100, and a direction of an axis extension line of the rotating shaft 110 is the first direction, so the first direction is a direction perpendicular to the frame body 100, two bearings with the same specification are respectively sleeved on upper and lower ends of the outside of the rotating shaft 110, inner rings of the two bearings are fixed to an outer wall of the rotating shaft 110, the rotating shaft 110 is sleeved with the rotating bracket 210, the rotating bracket 210 includes a shaft sleeve 211 sleeved outside the rotating shaft 110, an inner wall of the shaft sleeve 211 is tightly attached to an outer ring of the bearing, a height of the shaft sleeve 211 is the same as a height of the rotating shaft 110, a circular baffle is arranged at a top end of the rotating shaft 110 for limiting the shaft sleeve 211 to move upward, and a boss is arranged near a bottom of the shaft sleeve 211; the rotating bracket 210 further includes a semicircular mounting plate 212 fixed to the boss and sleeved outside the shaft sleeve 211, the mounting plate 212 and the shaft sleeve 211 can be fixed by welding, the rotating bracket 210 further includes a receiving bracket 213 fixed to the bottom of the mounting plate 212, the number of the receiving brackets 213 is 2, and the receiving brackets 213 are fixed at opposite edges of the mounting plate 212, respectively, and preferably, the receiving brackets 213 are elongated, one end of the shaft sleeve is fixed at the inner side of the edge of the mounting plate 212, the other end of the shaft sleeve extends outwards, the distance between the boss of the shaft sleeve 211 and the frame body 100 is larger than the width of the bearing plate 213, so when the bearing plate 213 rotates, the friction between the shaft sleeve and the frame body 100 is avoided, and the rotating shaft 110 and the shaft sleeve 211 have certain height and inner diameter, so that the structural strength can be improved, and the stability of the operation of the machine tool can be improved.

Specifically, the turning bracket 220 includes a first bracket 221 and a turning plate 222, one end of the first bracket 221 is connected to the end of the receiving bracket 213 relatively far away from the mounting plate 212 through a first hinge shaft 223, the first hinge shaft 223 is perpendicular to the length direction of the receiving bracket 213, the number of the first bracket 221 is two, the number of the first hinge shafts 223 is also two, preferably, the first hinge shafts 223 are shaft pins, the first bracket 221 is in a long strip shape, the length of the first bracket is smaller than the length of the receiving bracket 213, the two first brackets 221 are hinged to the inner sides of the receiving bracket 213, when the bag suction device 200 is located at the first station and the second station, the first bracket 221 is parallel to the receiving bracket 213, the free end of the first bracket is close to the mounting plate 212, and the turning plate 222 is connected thereto, the direction of the turning plate 222 is perpendicular to the first bracket 221, the turning plate 222 comprises second supports connected with the two first supports 221 and a bridging plate bridged between the two second supports, an adsorption plate 231 is arranged at the top of each second support, vacuum adsorption assemblies 230 are uniformly distributed on the adsorption plate 231, and a vacuum adsorption assembly 230 is respectively arranged between the two second supports, so that the reliability of adsorbing the packaging bags is improved.

When the bag suction device 200 is located at the first station, the chord corresponding to the arc of the semicircular mounting plate 212 is parallel to the length direction of the frame body 100, the length direction of the receiving bracket 213 is parallel to the width direction of the frame body 100, the first bracket 221 is parallel to the receiving bracket 213 and is arranged at the inner side of the receiving bracket 213, and the turnover plate 222 is perpendicular to the direction of the frame body 100; under the driving of the first driving assembly 400, the rotating bracket 210 rotates clockwise by 90 ° so that the bag suction device 200 is switched to the second station, at this time, a chord corresponding to an arc of the mounting plate 212 is parallel to the width direction of the rack body 100, the length direction of the receiving bracket 213 is parallel to the length direction of the rack body 100, the first bracket 221 is still parallel to the receiving bracket 213 and is disposed at the inner side of the receiving bracket 213, and the flipping plate 222 is perpendicular to the direction of the rack body 100. The whole mechanism is skillfully completed by matching a mechanical structure, only two driving components are used for driving, and the structure is simple; and the mechanism is mutually independent from subsequent processes, has strong modularization, can be combined differently according to the needs of users, and improves the applicability of the mechanism.

Further, as shown in fig. 1 and 4, the first driving assembly 400 includes a first air cylinder 410, a first telescopic rod 411 of the first air cylinder 410 is rotatably connected to the rotating bracket 210, and the first telescopic rod 411 can be extended and retracted to drive the rotating bracket 210 to rotate. A circular through hole is formed in the end portion of the first telescopic rod 411, a pin shaft matched with the through hole is arranged on the semicircular mounting plate 212, and the first telescopic rod 411 can rotate along the pin shaft, in this embodiment, the pin shaft is located on one side of the axis of the mounting plate 212, when the first telescopic rod 411 is in an extended state, the rotary support 210 is enabled to rotate clockwise from the first station to the second station, and when the first telescopic rod 411 is in a retracted state, the rotary support 210 is enabled to rotate back to the first station from the second station; the frame body 100 is provided with a mechanical limiting member 120 at the first station and the second station, the mechanical limiting member 120 is provided with a spring, and the contact point is made of insulating grease or rubber, so that when the receiving support 213 rotates, on one hand, the displacement of the rotating support 210 is controlled by controlling the gas pressure of the first cylinder 410, and on the other hand, the mechanical limiting member 120 is used for limiting, so that the positioning accuracy is improved, and the mechanical limiting member 120 can play a role in damping.

Further, as shown in fig. 1 and 4, the second driving assembly 500 includes a second cylinder 510, a second expansion link 511 of the second cylinder 510 is hinged to the turning bracket 220, a direction of a hinge shaft is a second direction, and the second expansion link 511 expands and contracts to drive the turning bracket 220 to turn toward or away from the bag storage device 300. As shown in fig. 4, an L-shaped bracket is disposed on the mounting plate 212 near the rotating shaft 110, a transverse beam of the L-shaped bracket extends outward, an end of the L-shaped bracket is hinged to an end of the second cylinder 510 opposite to the second telescopic rod 511, the second telescopic rod 511 is hinged to a back surface of the turnover plate 222 through the second hinge shaft 520, the back surface is a surface of the turnover plate 222 opposite to the vacuum adsorption component 230, the direction of the second hinge shaft 520 is the second direction and is parallel to the direction of the axis of the first hinge shaft 223, and when the mounting plate 212 rotates, the L-shaped bracket drives the second cylinder 510 to rotate synchronously;

when the bag absorbing device 200 is located at the second station, the second telescopic rod 511 is in a retracting state, when the second telescopic rod 511 extends, the overturning support 220 can overturn towards the bag storage device 300, the overturning plate 222 is arranged right above the bag storage device 300 after overturning for 90 degrees, the bag absorbing device 200 is located at the third station, the bag absorbing device 200 completes the adsorption work at the third station, and after the adsorption is completed, the second telescopic rod 511 retracts to drive the overturning plate 222 to fold back, so that the bag absorbing device 200 returns to the second station.

As shown in fig. 1 and 4, a gap is formed between the first base plate 140 and the second base plate 130 of the magazine body 100, a reinforcing beam 150 is arranged at the gap, two mechanical stoppers 120 are arranged on the side of the reinforcing beam 150 close to the bag storage device 300, the mechanical limiting member 120 faces the bag storage device 300, the ends of the two first brackets 221 of the turning bracket 220 close to the first hinge shaft 223 are provided with limiting baffles 224, when the bag suction device 200 is located at the first station and the second station, the upper surface of the limit baffle 224 is parallel to the upper surface of the frame body 100, when the bag suction device is located at the third station, the turning bracket 220 is turned, the first bracket 221 is located in a direction perpendicular to the frame body 100, the two mechanical stoppers 120 on the reinforcing beam 150 contact the limit stop 224 to mechanically limit the first bracket 221. On the first bracket 221, a limiting bracket 225 is arranged between the first hinge shaft 223 and the rotation shaft 110 in a spanning manner, the limiting bracket 225 is perpendicular to the frame body 100, two mechanical limiting members 120 are arranged at the top end of the limiting bracket 225, the two mechanical limiting members 120 face the back of the turning plate 222, when the second telescopic rod 511 retracts, the bag suction device 200 is switched from the third station to the second station, the turning plate 222 is perpendicular to the frame body 100, and the mechanical limiting members 120 on the limiting bracket 225 are in contact with the back of the turning plate 222 to limit the turning plate 222.

Further, as shown in fig. 1 and 4, the bag storing device 300 includes: a bag storage tray 310 with a containing space and a lifting driving component in transmission connection with the bag storage tray 310; the top of the bag storage tray 310 has a first opening; the lifting driving assembly can drive the bag storage tray 310 to lift. As shown in fig. 1 and 5, preferably, the bag storage tray 310 is a rectangular parallelepiped with an open top, and a bag is placed in the bag storage tray 310, and a mouth of the bag is located at the leftmost side, so that when the bag suction device 200 is turned over above the bag storage tray 310, the vacuum suction assembly 230 is located at the mouth of the bag. A travel switch is arranged right above the bag storage device 300, the installation height of the travel switch can avoid the overturning of the bag suction device 200, when the bag suction device 200 sucks the packaging bag and then returns to the second station, the travel switch can sense the packaging bag, when the packaging bag is in the travel of the travel switch, the travel switch is in an open state, the packaging bag is gradually reduced along with the proceeding of bag suction work, when the packaging bag cannot be detected in the travel of the travel switch, the travel switch is in a turn-off state, and the lifting driving assembly receives a driving signal to drive the bag storage tray 310 to ascend; when a package needs to be added, the lifting driving assembly can drive the bag storage tray 310 to descend. The bag storage tray 310 can be automatically lifted, so that the manual work is reduced, the labor cost is saved, and the working efficiency of the machine table is improved.

Further, as shown in fig. 1, fig. 5, fig. 6 and fig. 7, the lifting driving assembly includes a transmission assembly 320 disposed at the bottom of the bag storage tray 310 and a third driving assembly 330 connected thereto, the transmission assembly 320 includes a lifting rod 321 disposed along a direction parallel to the first direction, and a universal wheel 322 sleeved outside the lifting rod 321 and connected to the lifting rod through a screw thread, and the universal wheel 322 is connected to the third driving assembly 330 through a belt; the third driving assembly 330 drives the universal wheel 322 to rotate, so that the lifting rod 321 and the bag storage tray 310 are lifted. As shown in fig. 7, the lifting rod 321 is perpendicular to the surface of the rack 100, and the top of the lifting rod 321 can be fixed to the bag storage tray 310 by welding, so that when the lifting rod 321 is lifted, the bag storage tray 310 can be driven to lift.

The bottom of the bag storage tray 310 is provided with a cylindrical sleeve 323, a stroke space for lifting the lifting rod 321 is arranged in the sleeve 323, the sleeve 323 is perpendicular to the frame body 100, the bottom of the sleeve 323 is fixed with the frame body 100, the top of the sleeve 323 is provided with a lower baffle 324, the center of the lower baffle 324 is provided with a first through hole coaxial with the sleeve 323, the inner diameter of the first through hole is larger than the outer diameter of the lifting rod 321, so that the lifting rod 321 can pass through the lower baffle 324, and the edge of the lower baffle 324 is provided with two second through holes at positions opposite to the lifting rod 321 as the center; as shown in fig. 7, an upper baffle 325 is disposed near the top side of the lifting rod 321, a third through hole coaxial with the sleeve 323 is disposed at the center of the upper baffle 325, a gap exists between the inner wall of the third through hole and the outer wall of the lifting rod 321 to prevent the lifting rod 321 from rubbing against the lifting rod 321 when the lifting rod rises, two connecting rods 326 having external threads are disposed at positions of the upper baffle 325 corresponding to the second through hole, the connecting rods 326 pass through the second through hole, and the upper baffle 325 and the lower baffle 324 are fixed below the lower baffle 324 by nuts matching with the threads of the connecting rods 326.

Preferably, the lifter 321 is equipped with the external screw thread, the overhead gage 325 with between the baffle 324 down, the cover is located outside the lifter 321, be equipped with rather than threaded connection's annular overcoat 327, annular overcoat 327 external fixation has universal wheel 322, the lifter 321 still overlaps outward and is equipped with the jump ring, the jump ring is located universal wheel 322 top is used for the restriction universal wheel 322 with the axial motion of annular overcoat 327, the downside outer wall of lifter 321 is equipped with the keyway, passes cylindrical sleeve 323 extremely be equipped with the catch in the keyway, the catch can prevent the lifter 321 with annular overcoat 327 synchronous revolution.

In this embodiment, the thickness of the packaging bags is 0.06-0.08 mm, 300 packaging bags of 200 bags are placed into the bag storage tray 310 at a time, in order to meet the lifting precision of the bag storage tray 310, the lifting third driving component 330 selects a servo motor, the direction of the output shaft of the servo motor is parallel to the direction of the lifting rod 321, the output shaft is connected with the universal wheel 322 through a belt 340, the universal wheel 322 and the annular outer sleeve 327 are driven to rotate through the motor, and the lifting rod 321 connected with the annular outer sleeve 327 in a threaded manner is lifted due to the fact that the upper baffle 325 and the lower baffle 324 limit the axial movement of the universal wheel 322 and the lifting rod 321 is limited by the clamp key, thereby lifting the bag storage tray 310 is lifted.

Further, a plurality of transmission assemblies 320 are arranged at the bottom of the bag storage tray 310, two adjacent transmission assemblies 320 are connected through a belt 340, and the third driving assembly 330 can drive the universal wheels 322 of all the transmission assemblies 320 to synchronously rotate. Preferably, the bag storage tray 310 is rectangular, in order to keep balance when the bag storage tray 310 is lifted, the transmission assemblies 320 are arranged at the bottoms of four corners of the bag storage tray 310, and bosses are arranged outside the top, the middle and the bottom of each universal wheel 322 of each transmission assembly 320 respectively to divide the universal wheel 322 into two parts, so that two belts 340 can pass through one universal wheel 322, and when the third driving assembly 330 rotates, the four transmission assemblies 320 can be driven to synchronously rotate, so that the bag storage tray 310 is lifted under the condition of keeping balance.

Further, the vacuum absorption assembly 230 includes an air tube, an elastic assembly sleeved outside the air tube, and a vacuum chuck 232 connected to an end of the air tube, and is connected to the air tube through a vacuum pump, so as to control a suction force of the vacuum chuck, and the elastic assembly can increase the number of the vacuum chuck 232 absorbing the packaging bags, preferably, in this embodiment, the elastic assembly selects a spring with a simple structure, and the spring has a compression amount of 2-3cm, when the packaging bags in the bag storage tray 310 gradually decrease, the pressing force of the vacuum chuck 232 absorbing the packaging bags on the spring gradually decreases, and when the travel switch arranged on the bag storage tray 310 does not detect a packaging bag, the third driving assembly 330 receives a driving signal to drive the transmission assembly 320 to drive the bag storage tray 310 to ascend; therefore, the elastic assembly is added to the vacuum chuck 232, so that the driving frequency of the third driving assembly 330 can be reduced, and the spring structure is simple, thereby not only saving energy consumption, but also improving the stability of the machine.

Further, vacuum chuck 232 accessible vacuum pump control suction, in this embodiment, vacuum chuck 232 is including locating six evenly distributed at returning face plate 222 top vacuum chuck 232, with locate two vacuum chuck 232 in the middle of returning face plate 222, to the wrapping bag of different specifications, steerable every vacuum chuck 232's shutoff, also can control every vacuum chuck 232's suction has improved the adaptability of this mechanism.

Example 2

The application provides a lathe installs above automatic inhale a bag mechanism, in this embodiment, the lathe is automatic packaging machine tool, including inhaling the bag, opening bag, bagging-off, bag closure process, automatic inhale a bag mechanism do the first process of lathe is worked as inhale behind bagging apparatus 200 the absorption wrapping bag when arriving its first station, can continue to open a bag process.

The principles and embodiments of the present application are explained herein using specific examples, which are provided only to help understand the method and the core idea of the present application. The foregoing is only a preferred embodiment of the present application, and it should be noted that there are no specific structures which are objectively limitless due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes can be made without departing from the principle of the present invention, and the technical features mentioned above can be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention in other instances, which may or may not be practiced, are intended to be within the scope of the present application.

Claims

1. An automatic bag suction mechanism is characterized by comprising:

the bottom of the frame body (100) is fixed on the machine table, and the top of the frame body (100) is provided with an installation space;

a bag storage device (300) arranged in the installation space and used for storing the packaging bag;

the bag suction device (200) is arranged on one side of the bag storage device (300) and comprises a rotating shaft (110) arranged on the frame body (100) along a first direction, a rotating bracket (210) capable of rotating around the rotating shaft (110), a turning bracket (220) hinged to the rotating bracket (210) and relatively far away from the rotating shaft (110), and a vacuum suction assembly (230) which is arranged at the end, relatively far away from the rotating bracket (210), of the turning bracket (220) and is used for sucking a packaging bag;

the first driving assembly (400) is used for driving the rotating bracket (210) to rotate until the overturning bracket (220) is relatively close to the bag storage device (300);

and the second driving assembly (500) is used for driving the overturning bracket (220) to overturn to the position, right above the bag opening, of the vacuum adsorption assembly (230).

2. The automatic bag suction mechanism according to claim 1, wherein: the first driving assembly (400) comprises a first air cylinder (410), a first telescopic rod (411) of the first air cylinder (410) is rotatably connected with the rotating bracket (210), and the first telescopic rod (411) can drive the rotating bracket (210) to rotate in a telescopic mode.

3. The automatic bag suction mechanism according to claim 2, wherein: the second driving assembly (500) comprises a second air cylinder (510), a second telescopic rod (511) of the second air cylinder (510) is hinged to the overturning bracket (220), the direction of a hinged shaft of the second air cylinder is a second direction, and the second telescopic rod (511) can drive the overturning bracket (220) to overturn towards the direction close to or far away from the bag storage device (300) in a telescopic mode.

4. The automatic bag suction mechanism according to claim 1, wherein: the bag storage device (300) comprises a bag storage tray (310) with an accommodating space and a lifting driving component in transmission connection with the bag storage tray (310); the top of the bag storage tray (310) is provided with a first opening; the lifting driving component can drive the bag storage tray (310) to lift.

5. The automatic bag suction mechanism according to claim 4, wherein: the lifting driving assembly comprises a transmission assembly (320) arranged at the bottom of the bag storage tray (310) and a third driving assembly (330) connected with the transmission assembly, the transmission assembly (320) comprises a lifting rod (321) arranged in a direction parallel to the first direction and a universal wheel (322) sleeved outside the lifting rod (321) and in threaded connection with the lifting rod, and the universal wheel (322) is in belt connection with the third driving assembly (330); the third driving assembly (330) drives the universal wheel (322) to rotate, so that the lifting rod (321) and the bag storage tray (310) are lifted.

6. The automatic bag suction mechanism according to claim 5, wherein: the bottom of the bag storage tray (310) is provided with a plurality of transmission assemblies (320), two adjacent transmission assemblies (320) are connected through a belt (340), and the third driving assembly (330) can drive the universal wheels (322) of all the transmission assemblies (320) to synchronously rotate.

7. The automatic bag suction mechanism according to claim 1, wherein: the vacuum adsorption component (230) comprises an air pipe, an elastic component sleeved outside the air pipe and a vacuum sucker (232) connected to the end part of the air pipe.

8. The automatic bag suction mechanism according to claim 7, wherein: the vacuum chuck (232) may control the suction force by a vacuum pump.

9. A machine tool, characterized by: the machine tool is provided with an automatic bag suction mechanism as claimed in any one of claims 1 to 8.