CN114426118B - Automatic bag sucking mechanism and machine tool - Google Patents
Automatic bag sucking mechanism and machine tool Download PDFInfo
- Publication number
- CN114426118B CN114426118B CN202210045380.5A CN202210045380A CN114426118B CN 114426118 B CN114426118 B CN 114426118B CN 202210045380 A CN202210045380 A CN 202210045380A CN 114426118 B CN114426118 B CN 114426118B
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- bag
- station
- driving assembly
- bracket
- assembly
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- 238000004806 packaging method and process Methods 0.000 claims abstract description 23
- 238000000034 method Methods 0.000 claims abstract description 16
- 238000009434 installation Methods 0.000 claims abstract description 10
- 238000002360 preparation method Methods 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims description 27
- 238000001179 sorption measurement Methods 0.000 claims description 16
- 230000007306 turnover Effects 0.000 claims description 16
- 230000000712 assembly Effects 0.000 claims description 11
- 238000000429 assembly Methods 0.000 claims description 11
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000012858 packaging process Methods 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B43/00—Forming, feeding, opening or setting-up containers or receptacles in association with packaging
- B65B43/12—Feeding flexible bags or carton blanks in flat or collapsed state; Feeding flat bags connected to form a series or chain
- B65B43/14—Feeding individual bags or carton blanks from piles or magazines
- B65B43/16—Feeding individual bags or carton blanks from piles or magazines by grippers
- B65B43/18—Feeding individual bags or carton blanks from piles or magazines by grippers by suction-operated grippers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B43/00—Forming, feeding, opening or setting-up containers or receptacles in association with packaging
- B65B43/12—Feeding flexible bags or carton blanks in flat or collapsed state; Feeding flat bags connected to form a series or chain
- B65B43/14—Feeding individual bags or carton blanks from piles or magazines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B57/00—Automatic control, checking, warning, or safety devices
- B65B57/02—Automatic control, checking, warning, or safety devices responsive to absence, presence, abnormal feed, or misplacement of binding or wrapping material, containers, or packages
- B65B57/04—Automatic control, checking, warning, or safety devices responsive to absence, presence, abnormal feed, or misplacement of binding or wrapping material, containers, or packages and operating to control, or to stop, the feed of such material, containers, or packages
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B59/00—Arrangements to enable machines to handle articles of different sizes, to produce packages of different sizes, to vary the contents of packages, to handle different types of packaging material, or to give access for cleaning or maintenance purposes
- B65B59/003—Arrangements to enable adjustments related to the packaging material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Supplying Of Containers To The Packaging Station (AREA)
Abstract
The application provides an automatic bag sucking mechanism and a machine tool, wherein the automatic bag sucking mechanism comprises: 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 sucking device is arranged in the installation space and is provided with a first station and a second station; the bag storage device is arranged at one side of the bag suction device and used for storing a packaging bag, and a bag opening of the packaging bag is positioned at the side relatively far from the bag suction device; the first driving assembly is used for driving the bag sucking device to switch between the first station and the second station; the second driving assembly is used for driving the bag sucking device to switch between the second station and the third station; the first station is a preparation position for a bag opening process; the second station is used for overturning the bag suction device; and the third station is used for adsorbing the packaging bag.
Description
Technical Field
The application relates to the technical field of automatic machine tables, in particular to an automatic bag suction mechanism and a machine tool.
Background
Because of the repetition and complexity of the packaging, the manual packaging is gradually replaced by an automatic packaging process, and the automatic packaging process comprises the processes of bag taking, bag opening, bag supporting, material loading, vacuum pumping and the like, and the automatic bag taking process is used as the first process of the whole packaging process, so that a very important role exists. The traditional bag taking process is complex in structure, high in matching performance with the subsequent process and poor in applicability.
Disclosure of Invention
In view of the foregoing drawbacks or shortcomings in the prior art, the present application is directed to an automatic bag suction mechanism and machine tool.
In a first aspect, the present application provides an automatic bag sucking 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 sucking device is arranged in the installation space and is provided with a first station, a second station and a third station;
The bag storage device is arranged at one side of the bag suction device and used for storing a packaging bag, and a bag opening of the packaging bag is positioned at the side relatively far from the bag suction device;
the first driving assembly is used for driving the bag sucking device to switch between the first station and the second station;
The second driving assembly is used for driving the bag sucking device to switch between the second station and the third station;
the first station is a preparation position for a bag opening process;
The second station is used for overturning the bag suction device;
and the third station is used for adsorbing the packaging bag.
According to the technical scheme provided by the embodiment of the application, the bag sucking device comprises a rotary bracket which is rotatably arranged on the frame body around a first axis, the direction of an extension line of the first axis is a first direction, a turnover bracket is hinged to the rotary bracket relatively far from the end of the first axis, and the direction of a hinge shaft of the turnover bracket is a second direction; a vacuum adsorption component is arranged on the overturning bracket and is relatively far away from the rotating bracket; when the bag sucking device is at the second station, the vacuum adsorption component faces the bag storing device.
According to the technical scheme provided by the embodiment of the application, the first driving assembly comprises the first air cylinder, the telescopic rod of the first air cylinder is rotatably connected with the rotary support, and the first telescopic rod can drive the rotary support to rotate.
According to the technical scheme provided by the embodiment of the application, the second driving and driving assembly comprises a second air cylinder, a second telescopic rod of the second air cylinder is hinged with the overturning bracket, the direction of a hinge shaft of the second telescopic rod is parallel to the second direction, and the second telescopic rod can stretch and retract to drive the overturning bracket to overturn towards a direction close to or far from the bag storage device.
According to the technical scheme provided by the embodiment of the application, the bag storing device comprises: a bag storage tray with an accommodating 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 assembly 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, wherein the transmission assembly comprises a lifting rod arranged along the direction parallel to the first direction and a universal wheel sleeved outside the lifting rod and connected with the lifting rod in a threaded manner, and the universal wheel is connected with the third driving assembly through a belt; the third driving assembly drives the universal wheels to rotate so that the lifting rod and the bag storage tray lift.
According to the technical scheme provided by the embodiment of the application, the bottom of the bag storage tray is provided with a plurality of transmission assemblies, two adjacent transmission assemblies are connected through a belt, and the third driving assembly can drive all universal wheels of the transmission assemblies to synchronously rotate.
According to the technical scheme provided by the embodiment of the application, the vacuum adsorption assembly comprises an air pipe, an elastic assembly sleeved outside the air pipe and a vacuum chuck connected to the end part of the air pipe.
According to the technical scheme provided by the embodiment of the application, the vacuum sucker can control suction force through the vacuum pump.
In a second aspect, the present application proposes a machine tool on which the automatic bag suction mechanism described above is mounted.
In summary, the application provides an automatic bag sucking mechanism, which is characterized in that a bag sucking device, a bag storing device, a first driving assembly and a second driving assembly are arranged on a frame body, the bag sucking device can be switched from a first station waiting for opening a bag to a second station ready for overturning through the first driving assembly, the bag sucking device can be switched from the second station ready for overturning to a third station capable of sucking a bag through the second driving assembly, the bag sucking mechanism is simple in structure, independent of the subsequent working procedures, strong in modularization, and capable of being combined differently according to the needs of users, and the applicability of the mechanism is improved.
Drawings
Fig. 1 is a schematic top view of a bag sucking device provided by an embodiment of the present application in a first station;
fig. 2 is a schematic side view of a bag sucking device provided by an embodiment of the application in a first station;
Fig. 3 is a schematic side view of a bag sucking device at a second station according to an embodiment of the present application;
fig. 4 is a schematic side view of a bag sucking device provided by an embodiment of the application in a third station;
Fig. 5 is a schematic top view of a bag sucking device provided by the embodiment of the application, which is located at a first station and has no bag storage tray;
FIG. 6 is a schematic diagram of a transmission assembly according to an embodiment of the present application;
Fig. 7 is a cross-sectional view of A-A of fig. 6.
The text labels in the figures are expressed as:
100. a frame body; 200. a bag sucking device; 300. a bag storage device; 400. a first drive assembly; 500. A second drive assembly;
110. A rotation shaft; 120. a mechanical stop; 130. a second base plate; 140. a first base plate; 150. A stiffening beam;
210. A rotating bracket; 211. a shaft sleeve; 212. a mounting plate; 213. a receiving bracket; 220. overturning the bracket; 221. a first bracket; 222. a turnover plate; 223. a first hinge shaft; 224. a limit baffle; 255. a limit 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; 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. and a second hinge shaft.
Detailed Description
The application is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the application and are not limiting of the application. It should be noted that, for convenience of description, only the portions related to the application are shown in the drawings.
It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.
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 sucking mechanism, as shown in fig. 1, 2, 3 and 4, comprising:
The frame body 100, the bottom of the frame body 100 is fixed on the machine table, and the top is provided with an installation space;
The bag sucking device 200 is arranged in the installation space and is provided with a first station, a second station and a third station;
the bag storing device 300 is arranged at one side of the bag sucking device 200 and is used for storing a packaging bag, and a bag opening of the packaging bag is positioned at the side relatively far from the bag sucking device 200;
A first driving assembly 400 for driving the bag sucking device 200 to switch between the first station and the second station;
a second driving assembly 500, configured to drive the bag sucking device 200 to switch between the second station and the third station;
Preferably, as shown in fig. 1, the frame 100 is a rectangular bracket, the installation space at the top of the frame includes a second bottom plate 130 disposed on the left side of the top surface of the frame 100, and a first bottom plate 140 disposed on the right side of the top surface of the frame 100, a bag storage device 300 is disposed on the second bottom plate 140, and a first driving assembly 400 and a second driving assembly 500 are disposed on the first bottom plate 140;
the first station is a preparation position for a bag opening process; as shown in fig. 2, the pouch means 200 is located at the first base plate 140 side;
the second station is used for overturning the bag sucking device 200; in this embodiment, the first driving assembly 400 drives the bag sucking device 200 to rotate 90 ° clockwise, so that the bag sucking device is switched to the second station, as shown in fig. 3;
the third station is used for adsorbing the packaging bag, the second driving assembly 500 drives the bag sucking device to turn over to the position right above the bag storing device 300, so that the bag sucking device is switched to the third station, as shown in fig. 4, after the bag sucking device 200 finishes the bag sucking operation, the second driving assembly 500 drives the bag sucking device 200 to switch back to the second station, and then the first driving assembly 400 drives the bag sucking device 200 to switch back to the first station, so that the whole bag sucking process is completed, and the first station waits for the subsequent bag opening operation.
The whole mechanism is skillfully matched and completed by using a mechanical structure, and is driven by only using two driving components, so that the structure is simple; and the mechanism is mutually independent with the subsequent working procedures, 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 bag sucking device 200 includes a rotating bracket 210 rotatably mounted on the frame body 100 around a first axis, the direction of the extension line of the first axis is a first direction, the rotating bracket 210 is relatively far from the first axis end and is hinged with a turning bracket 220, and the direction of the hinge axis is a second direction; the end of the turnover bracket 220, which is relatively far away from the rotary bracket 210, is provided with a vacuum adsorption component 230; when the bag sucking device 200 is at the second station, the vacuum adsorption assembly 230 faces the bag storing device 300.
Specifically, as shown in fig. 1 and fig. 4, a rotating shaft 110 is vertically fixed on the frame 100, the rotating shaft 110 is perpendicular to the frame 100, the first axis is an axis of the rotating shaft 110, so the first direction is a direction perpendicular to the frame 100, two bearings with the same specification are respectively sleeved at the upper end and the lower end of the outer side of the rotating shaft 110, two inner rings of the bearings are fixed with the outer wall of the rotating shaft 110, the rotating shaft 110 is sleeved with a rotating bracket 210, the rotating bracket 210 comprises a shaft sleeve 211 sleeved outside the rotating shaft 110, the inner wall of the shaft sleeve 211 is tightly attached to the outer ring of the bearing, the height of the shaft sleeve 211 is the same as that of the rotating shaft 110, a circular baffle is arranged at the top end of the rotating shaft 110 and used for limiting the shaft sleeve 211 to move upwards, and a boss is arranged near the bottom of the shaft sleeve 211; the rotating bracket 210 further comprises a semicircular mounting plate 212 sleeved outside the shaft sleeve 211 and fixed on the boss, the mounting plate 212 and the shaft sleeve 211 can be fixed in a welding manner, the rotating bracket 210 further comprises receiving brackets 213 fixed at the bottom of the mounting plate 212, the number of the receiving brackets 213 is 2 and respectively fixed at opposite edges of the mounting plate 212, preferably, the receiving brackets 213 are in a strip shape, one end of each receiving bracket is fixed at the inner side of the edge of the mounting plate 212, the other end of each receiving bracket extends outwards, and the distance from the boss of the shaft sleeve 211 to the frame body 100 is greater than the width of the corresponding receiving plate 213, so that friction between the receiving plate 213 and the frame body 100 is avoided when the receiving plate 213 rotates, and the rotating shaft 110 and the shaft sleeve 211 have a certain height and an inner diameter, so that the structural strength and the running stability of a machine tool can be improved.
Specifically, the turnover support 220 includes a first support 221 and a turnover plate 222, one end of the first support 221 is connected to the end of the support 213 opposite to the mounting plate 212 by a first hinge shaft 223, the direction of the first hinge shaft 223 is a second direction, the second direction is perpendicular to the length direction of the support 213, the number of the first supports 221 is two, preferably, the number of the first hinge shafts 223 is also two, the first hinge shaft 223 is a shaft pin, the first support 221 is in a long strip shape, the length of the first support is smaller than the length of the support 213, the two first supports 221 are respectively hinged to the inner side of the support 213, when the bag sucking device 200 is located at the first station and the second station, the first support 221 is parallel to the support 213, the free end of the first support is close to the mounting plate 212, and is connected with the turnover plate 222, the direction of the turnover plate 222 is perpendicular to the first support 221, the turnover plate 222 includes a long strip shape, the length of the first support 221 is smaller than the length of the support 213, the second support is also provided with a second support 230, and the second support 230 is connected with a vacuum sucking component, and the vacuum sucking component 231 is uniformly connected between the two supports.
When the bag sucking device 200 is located at the first station, a chord corresponding to the arc of the semicircular mounting plate 212 is parallel to the length direction of the frame 100, the length direction of the receiving bracket 213 is parallel to the width direction of the frame 100, the first bracket 221 is parallel to the receiving bracket 213, and is disposed inside the receiving bracket 213, and the turning plate 222 is perpendicular to the direction of the frame 100; under the driving of the first driving assembly 400, the rotating bracket 210 rotates 90 ° clockwise, so that the bag sucking device 200 is switched to the second station, at this time, a chord corresponding to the arc of the mounting plate 212 is parallel to the width direction of the frame 100, the length direction of the receiving bracket 213 is parallel to the length direction of the frame 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 turning plate 222 is perpendicular to the direction of the frame 100.
Further, as shown in fig. 1 and 4, the first driving assembly 400 includes a first cylinder 410, a first telescopic rod 411 of the first cylinder 410 is rotatably connected to the rotating bracket 210, and the first telescopic rod 411 is telescopic to drive the rotating bracket 210 to rotate. The end of the first telescopic rod 411 is provided with a circular through hole, the semicircular mounting plate 212 is provided with a pin shaft matched with the through hole, the first telescopic rod 411 can rotate along the pin shaft, in this embodiment, the pin shaft is located at 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 rotates 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 rotates back to the first station from the second station; the frame body 100 is provided with a mechanical limiting part 120 at the first station and the second station, the mechanical limiting part 120 contains a spring, the contact point is made of insulating grease or rubber, and when the bearing 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, on the other hand, the mechanical limiting part 120 is used for limiting, the positioning accuracy is improved, and the mechanical limiting part 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 telescopic rod 511 of the second cylinder 510 is hinged to the overturning bracket 220, the direction of the hinge axis of the second telescopic rod 511 is parallel to the second direction, and the second telescopic rod 511 can drive the overturning bracket 220 to overturn in a direction approaching or separating from the bag storage device 300. As shown in fig. 4, an L-shaped bracket is disposed on the mounting plate 212 near the rotation shaft 110, a transverse beam of the L-shaped bracket extends outwards, an end of the transverse beam 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 assembly 230, and when the mounting plate 212 rotates, the L-shaped bracket drives the second cylinder 510 to synchronously rotate;
When the bag sucking device 200 is located at the second station, the second telescopic rod 511 is in a retracted state, when the second telescopic rod 511 extends, the overturning bracket 220 overturns towards the bag storing device 300, the overturning plate 222 is arranged right above the bag storing device 300 after overturning by 90 degrees, at this time, the bag sucking device 200 is located at the third station, the bag sucking 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 be folded back, so that the bag sucking device 200 returns to the second station.
As shown in fig. 1 and fig. 4, a gap is formed between the first bottom plate 140 and the second bottom plate 130 of the frame body 100, a reinforcement beam 150 is disposed at the gap, two mechanical limiting members 120 are disposed on the side, close to the bag storage device 300, of the reinforcement beam 150, the mechanical limiting members 120 face the bag storage device 300, limiting baffles 224 are disposed on the ends, close to the first hinge shaft 223, of the two first brackets 221 of the turnover bracket 220, when the bag suction device 200 is located at the first station and the second station, the upper surfaces of the limiting baffles 224 are parallel to the upper surface of the frame body 100, when the bag suction device is located at the third station, the turnover bracket 220 is turned over, the first brackets 221 are located in a direction perpendicular to the frame body 100, and the two mechanical limiting members 120 on the reinforcement beam 150 contact the limiting baffles 224 to mechanically limit the first brackets 221. The first bracket 221 is provided with a limiting bracket 225 transversely arranged between the first hinge shaft 223 and the rotating shaft 110, 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 turning plate 222 is perpendicular to the frame body 100 when the bag sucking device 200 is switched back to the second station from the third station, 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 having an accommodating space and a lifting driving assembly in transmission connection with the bag storage tray 310; the top of the bag storage tray 310 is provided with a first opening; the elevation driving assembly may drive the bag storage tray 310 to elevate. As shown in fig. 1 and 5, the bag storage tray 310 is preferably a cuboid with an open top, a package bag is placed in the bag storage tray 310, and a bag opening of the package bag is located at the leftmost side, so that the vacuum adsorption assembly 230 is located at the bag opening of the package bag when the bag suction device 200 is turned over to above the bag storage tray 310. 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 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 opened state, along with the progress of bag suction operation, the packaging bag is gradually reduced, when the packaging bag cannot be detected in the travel of the travel switch, the travel switch is in an off state, and the lifting driving assembly receives a driving signal to drive the bag storage tray 310 to rise; when a package is required to be added, the lifting driving assembly may drive the bag storage tray 310 to descend. The bag storage tray 310 can automatically lift and lower the manual work, so that not only is the labor cost saved, but also the working efficiency of the machine is improved.
Further, as shown in fig. 1, 5, 6 and 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 with the transmission assembly, the transmission assembly 320 includes a lifting rod 321 disposed parallel to the first direction, and a universal wheel 322 sleeved outside the lifting rod 321 and connected with the lifting rod in a threaded manner, and the universal wheel 322 is connected with the third driving assembly 330 in a belt manner; 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 frame 100, and the top thereof may be fixed to the bag storage tray 310 by welding, so that the bag storage tray 310 may be driven to lift when the lifting rod 321 lifts.
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 formed in the sleeve 323, the sleeve 323 is perpendicular to the frame 100, the bottom of the sleeve 323 is fixed with the frame 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 two second through holes are formed in the edge of the lower baffle 324 at positions opposite to each other with the lifting rod 321 as the center; as shown in fig. 7, an upper baffle 325 is disposed near the top of the lifting rod 321, a third through hole coaxial with the sleeve 323 is disposed in 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 friction between the lifting rod 321 and the lifting rod when the lifting rod 321 rises, two connecting rods 326 with external threads are disposed at positions of the upper baffle 325 corresponding to the second through holes, the connecting rods 326 penetrate through the second through hole, and the upper baffle 325 and the lower baffle 324 are fixed under the lower baffle 324 by nuts matched with the threads of the connecting rods 326.
Preferably, the lifting rod 321 is provided with external threads, the upper baffle 325 and the lower baffle 324 are sleeved outside the lifting rod 321, an annular outer sleeve 327 in threaded connection with the lifting rod is arranged outside the annular outer sleeve 327, a universal wheel 322 is fixedly arranged outside the annular outer sleeve 327, a clamp spring is sleeved outside the lifting rod 321, the clamp spring is located above the universal wheel 322 and used for limiting axial movement of the universal wheel 322 and the annular outer sleeve 327, a key groove is formed in the outer wall of the lower side of the lifting rod 321, a clamping key is arranged in the key groove and penetrates through the cylindrical sleeve 323, and the lifting rod 321 and the annular outer sleeve 327 can be prevented from synchronously rotating.
In this embodiment, the thickness of the package bag is 0.06-0.08 mm, 200-300 packages are placed in the bag storage tray 310 at a time, in order to meet the lifting precision of the bag storage tray 310, a servo motor is selected for the lifting third driving assembly 330, 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 driving, and the upper baffle 325 and the lower baffle 324 limit the axial movement of the universal wheel 322, and the clamping key limit the rotation of the lifting rod 321, so that the lifting of the lifting rod 321 in threaded connection with the annular outer sleeve 327 is realized, and the lifting of the bag storage tray 310 is realized.
Further, a plurality of transmission assemblies 320 are disposed at the bottom of the bag storage tray 310, two adjacent transmission assemblies 320 are connected by a belt 340, and the third driving assembly 330 can drive all the universal wheels 322 of the transmission assemblies 320 to rotate synchronously. 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 respectively disposed at the bottoms of four corners of the bag storage tray 310, and each of the top, middle and bottom of the universal wheel 322 of each transmission assembly 320 is outwardly provided with a boss 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, thereby realizing that the bag storage tray 310 is lifted under the condition of keeping balance.
Further, the vacuum adsorption assembly 230 includes an air pipe, an elastic assembly sleeved outside the air pipe, and a vacuum chuck 232 connected to an end of the air pipe, and is connected to the air pipe through a vacuum pump, so that suction force of the vacuum chuck can be controlled, the elastic assembly can increase the number of adsorption bags of the vacuum chuck 232, preferably, the elastic assembly adopts a spring with a simple structure, the spring has a compression amount of 2-3cm, when the bags in the bag storage tray 310 are gradually reduced, extrusion force of the vacuum chuck 232 on the spring is gradually reduced when the bags are adsorbed by the vacuum chuck 232, and when a travel switch arranged on the bag storage tray 310 cannot detect the bags, the third driving assembly 330 receives a driving signal to drive the transmission assembly 320 to drive the bag storage tray 310 to rise; therefore, the elastic component is added to the vacuum chuck 232, so that the driving frequency of the third driving component 330 can be reduced, and the spring structure is simple, thereby saving energy consumption and improving the stability of the machine.
Further, the vacuum suction cups 232 may control suction force through a vacuum pump, in this embodiment, the vacuum suction cups 232 include six vacuum suction cups 232 disposed at the top of the overturning plate 222 and two vacuum suction cups 232 disposed in the middle of the overturning plate 222, and for packaging bags of different specifications, the turn-off of each vacuum suction cup 232 may be controlled, and the suction force of each vacuum suction cup 232 may also be controlled, thereby improving the adaptability of the mechanism.
Example 2
The application provides a machine tool, which is provided with the automatic bag sucking mechanism, in the embodiment, the machine tool is an automatic packaging machine tool and comprises the procedures of bag sucking, bag opening, bagging, bag sealing and the like, the automatic bag sucking mechanism is the first procedure of the machine tool, and when the bag sucking device 200 sucks a packaging bag and reaches the first station of the packaging bag, the bag opening procedure can be continued.
The principles and embodiments of the present application have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present application and its core ideas. The foregoing is merely illustrative of the preferred embodiments of this application, and it is noted that there is objectively no limit to the specific structure disclosed herein, since numerous modifications, adaptations and variations can be made by those skilled in the art without departing from the principles of the application, and the above-described features can be combined in any suitable manner; such modifications, variations and combinations, or the direct application of the inventive concepts and aspects to other applications without modification, are contemplated as falling within the scope of the present application.
Claims (7)
1. An automatic bag sucking mechanism, comprising:
The frame body (100), the bottom of the frame body (100) is fixed on the machine table, and the top of the frame body is provided with an installation space;
The bag sucking device (200) is arranged in the installation space and is provided with a first station, a second station and a third station;
The bag storage device (300) is arranged at one side of the bag suction device (200) and is used for storing a packaging bag, and a bag opening of the packaging bag is positioned at the side relatively far from the bag suction device (200);
A first driving assembly (400) for driving the bag sucking device (200) to switch between the first station and the second station;
a second driving assembly (500) for driving the bag sucking device (200) to switch between the second station and the third station;
the first station is a preparation position for a bag opening process;
The second station is used for overturning the bag sucking device (200);
the third station is used for adsorbing the packaging bag;
A rotating shaft (110) is vertically fixed on the frame body (100), and the axis of the rotating shaft (110) is a first axis;
The bag sucking device (200) comprises a rotary bracket (210) rotatably mounted on the frame body (100) around the first axis, the direction of an extension line of the first axis is a first direction, the rotary bracket (210) is relatively far away from the first axis end and is hinged with a turnover bracket (220), and the direction of a hinge shaft of the rotary bracket is a second direction; a vacuum adsorption component (230) is arranged on the turnover bracket (220) relatively far away from the end of the rotary bracket (210); when the bag sucking device (200) is at the second station, the vacuum adsorption assembly (230) faces the bag storing device (300);
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 rotary support (210), and the first telescopic rod (411) can stretch and retract to drive the rotary support (210) to rotate;
The second driving assembly (500) comprises a second air cylinder (510), a second telescopic rod (511) of the second air cylinder (510) is hinged with the overturning bracket (220), the direction of a hinge shaft of the second telescopic rod is parallel to the second direction, and the second telescopic rod (511) can drive the overturning bracket (220) to overturn towards a direction close to or far away from the bag storage device (300).
2. The automatic bag sucking mechanism according to claim 1, wherein: the bag storing device (300) comprises a bag storing tray (310) with an accommodating space and a lifting driving assembly in transmission connection with the bag storing tray (310); the top of the bag storage tray (310) is provided with a first opening; the lifting driving assembly can drive the bag storage tray (310) to lift.
3. The automatic bag sucking mechanism according to claim 2, 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 along a direction parallel to the first direction, and a universal wheel (322) sleeved outside the lifting rod (321) and connected with the lifting rod in a threaded manner, and the universal wheel (322) is connected with the third driving assembly (330) in a belt manner; 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.
4. The automatic bag sucking mechanism according to claim 3, 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 all universal wheels (322) of the transmission assemblies (320) to synchronously rotate.
5. The automatic bag sucking mechanism according to claim 1, wherein: the vacuum adsorption assembly (230) comprises an air pipe, an elastic assembly sleeved outside the air pipe and a vacuum chuck (232) connected to the end part of the air pipe.
6. The automatic bag sucking mechanism according to claim 5, wherein: the vacuum chuck (232) may control suction by a vacuum pump.
7. A machine tool, characterized in that: the automatic bag sucking mechanism of any one of claims 1-6 is installed on the machine tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210045380.5A CN114426118B (en) | 2022-01-15 | 2022-01-15 | Automatic bag sucking mechanism and machine tool |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210045380.5A CN114426118B (en) | 2022-01-15 | 2022-01-15 | Automatic bag sucking mechanism and machine tool |
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| CN114426118A CN114426118A (en) | 2022-05-03 |
| CN114426118B true CN114426118B (en) | 2024-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210045380.5A Active CN114426118B (en) | 2022-01-15 | 2022-01-15 | Automatic bag sucking mechanism and machine tool |
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| CN214986436U (en) * | 2021-02-04 | 2021-12-03 | 郑州启明轩智能装备有限公司 | Bag feeding device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0468376A1 (en) * | 1990-07-25 | 1992-01-29 | B.L. MACCHINE AUTOMATICHE S.p.A. | Automatic sack filling machine |
| JP2003170907A (en) * | 2001-12-03 | 2003-06-17 | Furukawa Mfg Co Ltd | Rotary vacuum packaging device |
| CN203294363U (en) * | 2013-05-07 | 2013-11-20 | 宜宾海丝特纤维有限责任公司 | Sucking and overturning mechanism of bagging device in automatic cladding device for viscose filament spinning cake |
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| Publication number | Publication date |
|---|---|
| CN114426118A (en) | 2022-05-03 |
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