Four-station single-cavity vacuum machine

Abstract

The utility model relates to a four-station single-cavity vacuum machine, which comprises a base and is characterized in that a bag supply mechanism, a bag opening mechanism, a bag opening mechanism, a filling mechanism and a vacuumizing and sealing mechanism are respectively arranged around the center of the base, and a rotary table capable of intermittently rotating is arranged at the center of the base. The rotary table is provided with a plurality of bag clamping and transferring mechanisms which rotate along with the rotary table and sequentially transfer the vacuum bags to all the mechanisms, all the mechanisms are arranged in a surrounding mode, and space is saved.

Description

Technical Field

[0001] The utility model relates to the field of fuel packaging equipment, in particular to a four-station vacuum machine. Background Art

[0002] Application number: CN201810275781.3 proposes a high-speed vacuum machine, which is used to complete vacuum packaging. The device packaging includes a bag taking device, a bag receiving transition device, a bag feeding device, a vacuum box device, a bag clamping device in the box, a sealing device, a vacuum pumping device, and an exhaust device. The devices are arranged in series and occupy a large space. Summary of the invention

[0003] The technical problem to be solved by the present invention is to address the deficiencies of the above-mentioned prior art.

[0004] A four-station single-chamber vacuum machine is provided, in which various mechanisms are arranged in a surrounding manner to save space.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a four-station single-chamber vacuum machine, comprising a base, characterized in that: the base is respectively provided with a bag supply mechanism, a bag opening mechanism, a bag supporting mechanism, a filling mechanism, and a vacuuming and sealing mechanism around the center, a turntable capable of intermittent rotation is provided at the center of the base, and the turntable is provided with a plurality of bag clamping and transporting mechanisms which rotate with the turntable and transfer the vacuum bags to each mechanism in turn.

[0006] The utility model is further configured as follows: the bag supply mechanism comprises a bag supply frame, the bag supply frame is provided with a bracket frame, the bracket frame is provided with bag supply support plates opposite to each other, a bag supply slot for passing a vacuum bag is provided between the bag supply support plates, a side baffle is provided above each of the bag supply support plates, the bracket frame is provided with a rear baffle at one end of the bag supply slot away from the turntable, the side baffle and the rear baffle constitute a bag supply cavity adapted for the vacuum bag, the end of each of the bag supply support plates facing the bag supply slot is placed below the bag supply cavity to constitute a lower baffle, and a bag supply transfer device is provided below the bag supply slot to transfer the lowest vacuum bag in the bag supply cavity to the bag clamping and transporting mechanism.

[0007] A further arrangement of the utility model is: the bag supply transfer device comprises a bag supply transfer bracket, the bag supply transfer bracket is provided with a bag supply rotation drive device, the output end of the bag supply rotation drive device is provided with a bag supply translation support seat, the bag supply translation support seat is provided with a bag supply translation drive device, the output end of the bag supply translation drive device is provided with a bag supply transfer suction cup assembly, the bag supply transfer suction cup assembly comprises a bag supply transfer suction cup seat connected to the output end of the bag supply translation drive device, the bag supply transfer suction cup seat is provided with at least one bag supply transfer vacuum suction cup, and the output end of the bag supply transfer vacuum suction cup can be displaced to the displacement path of the bag clamping transfer mechanism.

[0008] The utility model is further configured as follows: the bag opening mechanism comprises a bag opening frame, the bag opening frame is provided with a box body, a driving shaft and a passive shaft are arranged in the box body, racks are arranged on the driving shaft and the passive shaft, the driving shaft and the passive shaft are linked by gear meshing, the driving shaft is linked by a piston rod of a cylinder assembly, the cylinder assembly comprises a first-stage short-stroke cylinder and a second-stage long-stroke cylinder connected in series, the piston rod is connected to the end of the driving shaft by a connecting plate, the connecting plate is connected to a first suction cup tube by a support rod and a connecting seat, a first suction cup is arranged at the front end of the first suction cup tube; a second suction cup tube is connected to the passive shaft, a second suction cup is arranged at the front end of the second suction cup tube, the first suction cup and the second suction cup are coaxially symmetrically arranged, an air pipe joint is arranged at the rear ends of the first suction cup tube and the second suction cup tube, the air pipe joint is connected to vacuum negative pressure, an air blowing pipe is fixedly installed on the side of the box body by an L-shaped connecting rod, and a nozzle is arranged at the top of the first suction cup and the second suction cup.

[0009] The utility model is further configured as follows: the bag-holding mechanism comprises a bag-holding frame, the bag-holding frame is provided with a holding device, a pulling device, a transmission device and a lifting device, the holding device comprises a first bag-holding spoon, a second bag-holding spoon and an elastic member, the pulling device comprises a pull rod, a guide pull sleeve, the transmission device comprises a lifting shaft, a swing arm, a fixed shaft, a circumferential clamping member and a limiter, the lifting device is used to drive the lifting shaft to move axially, the limiter is installed at the upper end of the fixed shaft, one end of the swing arm is fixed on the lifting shaft, the lifting shaft can slide axially along the fixed shaft, the guide pull sleeve can slide axially along the fixed shaft and can rotate circumferentially at the upper end of the swing arm, the first holding device is provided The bag spoon and the second bag supporting spoon are distributed side by side and are hinged to the other end of the swing arm. One end of the pull rod is connected to the guide pull sleeve, and the other end cooperates with the first bag supporting spoon through a transmission assembly. The pull rod drives the first bag supporting spoon to rotate to form the first bag supporting spoon and the second bag supporting spoon to rotate toward each other along their respective hinge centers. It also includes an elastic member that drives the first bag supporting spoon and the second bag supporting spoon to reset along their respective hinge centers. The circumferential clamping member is fixed on the guide pull sleeve. The axial sliding of the guide pull sleeve is clamped or separated by the circumferential clamping member and the limiter to form the circumferential limitation or circumferential rotation of the guide pull sleeve along the fixed axis. The first bag supporting spoon and the second bag supporting spoon can be lifted and displaced to between the first suction cup and the second suction cup.

[0010] A further configuration of the utility model is: the filling mechanism comprises a filling machine frame, the filling machine frame is provided with a silo and a filling hopper arranged below the silo, the silo is provided with a silo with openings at both ends, a partition is provided in the silo to separate the silo into a first silo and a second silo, the silo is connected with a feed pipe corresponding to the first silo and the second silo respectively, valves that can be opened and closed are respectively provided below the first silo and the second silo, the feed pipes are respectively hinged with valve cylinders, the output ends of the valve cylinders are respectively hingedly connected to the corresponding valves, the filling hopper is provided with a filling slot, the opening diameter of the filling slot facing the silo is larger than the opening diameter of the filling slot away from the silo.

[0011] The utility model is further configured as follows: the vacuuming and sealing mechanism comprises a sealing transfer frame, the sealing transfer frame is provided with a sealing transfer claw which can be moved back and forth, a vacuum box is provided at one end of the sealing transfer frame, the vacuum box comprises a fixed box body and a movable box body which are closed to form a vacuum chamber, the movable box body is provided with a vacuum box driving cylinder for driving its displacement, the movable box body is provided with a fixed clamp and a movable clamp which can be flipped and abutted against the fixed clamp in the vacuum chamber, the fixed box body is provided with a movable ironing head in the vacuum chamber, the movable box body is provided with a fixed ironing head in the vacuum chamber, and the movable ironing head is provided with an ironing head driving cylinder for driving it to move toward the fixed ironing head.

[0012] A further configuration of the utility model is that a feeding port is provided on one side of the fixed box body, and an output conveyor belt is provided below the feeding port.

[0013] The utility model is further configured as follows: the bag clamping and transporting mechanism comprises transporting clamping jaws which are arranged opposite to each other, and the transporting clamping jaws are provided with clamping jaw driving cylinders which drive the clamping jaws.

[0014] The utility model with the above-mentioned characteristics: the bag supply transfer suction cup absorbs the vacuum bag at the bottom of the bag supply groove, rotates through the bag supply rotation drive device, and moves the vacuum bag to the transfer clamp through the bag supply translation drive device, the transfer clamp clamps the vacuum bag, and the rotation of the turntable drives the transfer clamp to move to the bag opening mechanism, the first suction cup and the second suction cup of the bag opening mechanism absorb and open the vacuum bag, the first bag holding spoon and the second bag holding spoon of the opening device expand the opening, the transfer clamp moves the opened vacuum bag to the filling mechanism for filling, the filled vacuum bag continues to move to dock with the sealing transfer clamp, the sealing transfer clamp moves the vacuum bag to the vacuum chamber for vacuum extraction and sealing, and the vacuum bag that has completed vacuum extraction and sealing falls from the unloading port to the output conveyor belt for unloading.

[0015] The beneficial effects of the utility model are: the mechanisms are arranged in a surrounding manner, thus saving space.

[0016] The utility model is further described in detail below with reference to the accompanying drawings and embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A three-dimensional schematic diagram of an embodiment of the utility model Figure 1 .

[0018] Figure 2 A three-dimensional schematic diagram of an embodiment of the utility model Figure 2 .

[0019] Figure 3 A three-dimensional schematic diagram of an embodiment of the utility model Figure 3 .

[0020] Figure 4 A three-dimensional schematic diagram of an embodiment of the utility model Figure 4 .

[0021] Figure 5 A three-dimensional schematic diagram of an embodiment of the utility model Figure 5 . DETAILED DESCRIPTION

[0022] like Figure 1 —— Figure 5The four-station single-chamber vacuum machine shown in the figure comprises a base 1, and a bag supply mechanism 2, a bag opening mechanism 3, a bag supporting mechanism 4, a filling mechanism 5, and a vacuuming and sealing mechanism 6 are arranged around the center of the base 1. A turntable 7 capable of intermittent rotation is arranged in the center of the base 1. The turntable 7 is provided with a plurality of bag clamping and transporting mechanisms that rotate with the turntable 7 and transfer the vacuum bags to various mechanisms in sequence. The bag supply mechanism 2 comprises a bag supply frame 201, and the bag supply frame 201 is provided with a bracket frame 202. The bracket frame 202 is provided with a bag supply support plate 203 opposite to the bag supply support plate 203. 03, a bag supply slot 204 is provided between the bag supply slots 204 for the vacuum bag to pass through, a side baffle 205 is provided above each bag supply support plate 203, a rear baffle 206 is provided at the end of the bag supply slot 204 away from the turntable 7, the side baffle 205 and the rear baffle 206 constitute a bag supply cavity adapted to the vacuum bag, and the end of each bag supply support plate 203 facing the bag supply slot 204 is partially placed below the bag supply cavity to form a lower baffle 207, and a bag supply transfer device is provided below the bag supply slot 204 to transfer the lowest vacuum bag in the bag supply cavity to the bag clamping and transporting mechanism. The bag transfer device includes a bag supply transfer bracket 208, the bag supply transfer bracket 208 is provided with a bag supply rotation drive device 209, the output end of the bag supply rotation drive device 209 is provided with a bag supply translation support seat 2010, the bag supply translation support seat 2010 is provided with a bag supply translation drive device 2011, the output end of the bag supply translation drive device 2011 is provided with a bag supply transfer suction cup assembly, the bag supply transfer suction cup assembly includes a bag supply transfer suction cup seat 2012 connected to the output end of the bag supply translation drive device 2011, and the bag supply transfer suction cup seat 2012 is provided with a bag supply transfer suction cup seat 2012. There is one less bag transfer vacuum suction cup 2013, the output end of the bag transfer vacuum suction cup 2013 can be displaced to the displacement path of the bag clamping and transporting mechanism, the bag opening mechanism 3 includes a bag opening frame 301, the bag opening frame 301 is provided with a box body 302, the box body 302 is provided with a driving shaft 303 and a passive shaft 304, the driving shaft 303 and the passive shaft 304 are both provided with racks, the driving shaft 303 and the passive shaft 304 are linked by gear meshing, the gear and the rack are not marked in the figure, and the application number can be referred to: CN201921456159.9, the driving shaft 303 is linked by the piston rod 305 of the cylinder assembly, the cylinder assembly includes a stroke cylinder 306, the piston rod 305 is connected to the end of the driving shaft 303 through a connecting plate 308, the connecting plate 308 is connected to the first suction cup tube 3011 through a support rod 309 and a connecting seat 3010, and a first suction cup 3012 is provided at the front end of the first suction cup tube 3011; the second suction cup tube 3013 is connected to the driven shaft 304, and a second suction cup 3014 is provided at the front end of the second suction cup tube 3013, the first suction cup 3012 and the second suction cup 3014 are coaxially symmetrically arranged, and the first suction cup tube 3011 and the second suction cup 3014 are coaxially symmetrically arranged. The rear end of the tube 3013 is provided with an air pipe joint, which is connected to vacuum negative pressure. The side of the box 302 is fixedly installed with an air blowing pipe 3016 through an L-shaped connecting rod 3015. The air blowing pipe 3016 is located above the first suction cup 3012 and the second suction cup 3014 and is provided with a nozzle 307. The bag-supporting mechanism 4 includes a bag-supporting frame 401, and the bag-supporting frame 401 is provided with a support device, a pulling device, a transmission device and a lifting device. The support device includes a first bag-supporting spoon 402 and a second bag-supporting spoon 403. The support device, the pulling device, the transmission device and the lifting device refer to the application number: CN201320518373.9, the opening mechanism, pulling mechanism, transmission mechanism and lifting mechanism are not described in detail here. The first bag holding spoon 402 and the second bag holding spoon 403 can be lifted and displaced to between the first suction cup 3012 and the second suction cup 3014. The filling mechanism 5 includes a filling frame 501, and the filling frame 501 is provided with a silo 502 and a filling hopper 503 arranged below the silo 502. The silo 502 is provided with a material cavity with upper and lower ends opened. A partition plate 504 is provided in the material cavity to separate the material cavity into a first material cavity 505 and a second material cavity 506. The silo 502 is connected to the first material cavity 505 and the second material cavity 506 respectively, and a feeding pipe 507 is provided. The first material cavity 5 05 and the lower part of the second material chamber 506 are provided with valves 508 which can be opened and closed, respectively, the feed pipe 507 is hingedly provided with valve cylinders 509, the output ends of the valve cylinders 509 are hingedly connected with the corresponding valves 508, the filling hopper 503 is provided with a filling slot 50301, the opening diameter of the filling slot 50301 facing the material bin 502 is larger than the opening diameter of the filling slot 50301 away from the material bin 502, the vacuum pumping and sealing mechanism 6 includes a sealing transfer frame 601, the sealing transfer frame 601 is provided with a sealing transfer clamp 602 which can be moved back and forth, and the sealing transfer clamp 602 is provided with a sealing transfer driving device for driving its lateral displacement and longitudinal displacement, The sealing transfer driving device is a conventional driving device, such as a cylinder, which will not be described in detail here. A vacuum box is provided at one end of the sealing transfer frame 601. The vacuum box includes a fixed box body 604 and a movable box body 605 which are closed to form a vacuum chamber 603. The movable box body 605 is provided with a vacuum box driving cylinder 606 for driving its displacement. The movable box body 605 is provided with a fixed clamp 607 and a movable clamp 608 which can be turned over and abut against the fixed clamp 607 in the vacuum chamber 603. The movable clamp 608 is provided with a movable clamp rod 609. The middle part of the movable clamp rod 609 is hinged with a rotating seat 6010. The rotating seat 601 is connected to the movable box body 605. The movable clamp rod 609 is relative to the movable clamp 607. 01 is provided with a movable clamp driving cylinder 6011 at one end, the output end of the movable clamp driving cylinder cover 6011 is hingedly connected with the movable clamp rod 609 relative to one end of the movable clamp 608, the fixed box 604 is provided with a movable ironing head 6012 in the vacuum chamber 603, the movable box 605 is provided with a fixed ironing head 6013 in the vacuum chamber 603, the movable ironing head 6012 is provided with an ironing head driving cylinder 6014 driving it to move toward the fixed ironing head 6013, a feeding port 8 is provided on one side of the fixed box 604, and an output conveyor belt 9 is provided below the feeding port 8, and the bag clamping and transporting mechanism includes relatively arranged transporting jaws 10, and the transporting jaws 10 are provided with a jaw driving cylinder driving them to clamp. .

Claims

1. A four-station single-chamber vacuum machine, comprising a base, characterized in that: The base is provided with a bag supply mechanism, a bag opening mechanism, a bag supporting mechanism, a filling mechanism, and a vacuuming and sealing mechanism around the center. A turntable capable of intermittent rotation is provided at the center of the base. The turntable is provided with a plurality of bag clamping and transporting mechanisms which rotate with the turntable and transfer the vacuum bags to various mechanisms in sequence.

2. The four-station single-chamber vacuum machine according to claim 1, characterized in that: The bag supply mechanism includes a bag supply frame, the bag supply frame is provided with a bracket frame, the bracket frame is provided with bag supply support plates opposite to each other, a bag supply slot for the vacuum bag to pass through is provided between the bag supply support plates, a side baffle is provided above each of the bag supply support plates, the bracket frame is provided with a rear baffle at the end of the bag supply slot away from the turntable, the side baffle and the rear baffle constitute a bag supply cavity adapted for the vacuum bag, the end of each bag supply support plate facing the bag supply slot is placed below the bag supply cavity to constitute a lower baffle, and a bag supply transfer device is provided below the bag supply slot to transfer the lowest vacuum bag in the bag supply cavity to the bag clamping and transporting mechanism.

3. The four-station single-chamber vacuum machine according to claim 2, characterized in that: The bag supply transfer device includes a bag supply transfer bracket, the bag supply transfer bracket is provided with a bag supply rotation drive device, the bag supply rotation drive device output end is provided with a bag supply translation support seat, the bag supply translation support seat is provided with a bag supply translation drive device, the bag supply translation drive device output end is provided with a bag supply transfer suction cup assembly, the bag supply transfer suction cup assembly includes a bag supply transfer suction cup seat connected to the bag supply translation drive device output end, the bag supply transfer suction cup seat is provided with at least one bag supply transfer vacuum suction cup, and the bag supply transfer vacuum suction cup output end can be displaced to the displacement path of the bag clamping transfer mechanism.

4. The four-station single-chamber vacuum machine according to claim 1 is characterized in that: The bag opening mechanism comprises a bag opening frame, the bag opening frame is provided with a box body, a driving shaft and a passive shaft are arranged in the box body, racks are arranged on the driving shaft and the passive shaft, the driving shaft and the passive shaft are linked by gear meshing, the driving shaft is linked by a piston rod of a cylinder assembly, the cylinder assembly comprises a first-stage short-stroke cylinder and a second-stage long-stroke cylinder connected in series, the piston rod is connected to the end of the driving shaft through a connecting plate, the connecting plate is connected to a first suction cup tube through a support rod and a connecting seat, a first suction cup is arranged at the front end of the first suction cup tube; a second suction cup tube is connected to the passive shaft, a second suction cup is arranged at the front end of the second suction cup tube, the first suction cup and the second suction cup are coaxially symmetrically arranged, an air pipe joint is arranged at the rear ends of the first suction cup tube and the second suction cup tube, the air pipe joint is connected to vacuum negative pressure, an air blowing pipe is fixedly installed on the side of the box body through an L-shaped connecting rod, and a nozzle is opened at the top of the air blowing pipe and the second suction cup.

5. A four-station single-chamber vacuum machine according to claim 1 or 4, characterized in that: The bag-holding mechanism comprises a bag-holding frame, the bag-holding frame is provided with a holding device, a pulling device, a transmission device and a lifting device, the holding device comprises a first bag-holding spoon, a second bag-holding spoon and an elastic member, the pulling device comprises a pull rod, a guide pull sleeve, the transmission device comprises a lifting shaft, a swing arm, a fixed shaft, a circumferential clamping member and a limiter, the lifting device is used to drive the lifting shaft to move axially, the limiter is installed at the upper end of the fixed shaft, one end of the swing arm is fixed on the lifting shaft, the lifting shaft can slide axially along the fixed shaft, the guide pull sleeve can slide axially along the fixed shaft and can rotate circumferentially at the upper end of the swing arm, the first bag-holding spoon, the second bag-holding spoon and the guide pull sleeve are arranged at the upper end of the swing arm The bag spoons are distributed side by side and hinged to the other end of the swing arm, one end of the pull rod is connected to the guide pull sleeve, and the other end cooperates with the first bag supporting spoon through a transmission assembly. The pull rod drives the first bag supporting spoon to rotate to form the first bag supporting spoon and the second bag supporting spoon to rotate toward each other along their respective hinge centers, and also includes an elastic member that drives the first bag supporting spoon and the second bag supporting spoon to reset along their respective hinge centers. The circumferential clamping member is fixed on the guide pull sleeve, and the axial sliding of the guide pull sleeve is clamped or separated by the circumferential clamping member and the limiter to form the circumferential limitation or circumferential rotation of the guide pull sleeve along the fixed axis. The first bag supporting spoon and the second bag supporting spoon can be lifted and displaced between the first suction cup and the second suction cup.

6. The four-station single-chamber vacuum machine according to claim 1, characterized in that: The filling mechanism includes a filling machine frame, the filling machine frame is provided with a silo and a filling hopper arranged below the silo, the silo is provided with a material chamber with openings at both ends, a partition is provided in the material chamber to separate the material chamber into a first material chamber and a second material chamber, the silo is provided with a feeding pipe corresponding to the first material chamber and the second material chamber respectively connected, the first material chamber and the second material chamber are respectively provided with a valve that can be opened and closed below, the feeding pipes are respectively hinged with valve cylinders, the output ends of the valve cylinders are respectively hingedly connected to the corresponding valves, the filling hopper is provided with a filling slot, and the opening diameter of the filling slot toward the silo is larger than the opening diameter of the filling slot away from the silo.

7. The four-station single-chamber vacuum machine according to claim 1 is characterized in that: The vacuuming and sealing mechanism includes a sealing transfer frame, the sealing transfer frame is provided with a sealing transfer claw that can move back and forth, a vacuum box is provided at one end of the sealing transfer frame, the vacuum box includes a fixed box body and a movable box body that are closed to form a vacuum chamber, the movable box body is provided with a vacuum box driving cylinder for driving its displacement, the movable box body is provided with a fixed clamp and a movable clamp that can be flipped and abutted against the fixed clamp in the vacuum chamber, the fixed box body is provided with a movable ironing head in the vacuum chamber, the movable box body is provided with a fixed ironing head in the vacuum chamber, and the movable ironing head is provided with an ironing head driving cylinder for driving it to move toward the fixed ironing head.

8. The four-station single-chamber vacuum machine according to claim 7, characterized in that: A material discharge port is provided on one side of the fixed box body, and an output conveyor belt is provided below the material discharge port.

9. The four-station single-chamber vacuum machine according to claim 1, characterized in that: The bag clamping and transporting mechanism comprises transporting clamps which are arranged opposite to each other, and the transporting clamps are provided with clamping driving cylinders which drive the clamping of the clamps.

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