Bottle discharging mechanism of linear blowing-filling rotary bottle blowing machine

Abstract

The invention discloses a linear blowing-filling-rotating bottle blowing machine bottle discharging mechanism which comprises a feeding mechanism, a bottle blowing mechanism, a bottle discharging mechanism and a filling mechanism, the bottle discharging mechanism comprises a rack frame, a rack panel is installed at the top of the rack frame, an upper support is installed at the top of the rack panel, a driven chain wheel fixing shaft is arranged at the top of the upper support, and the driven chain wheel fixing shaft is arranged at the bottom of the rack frame. A first bottle outlet chain wheel is installed on the driven chain wheel fixing shaft. The bottle discharging mechanism is provided with a chain running continuously, a plurality of bottle discharging mechanical clamping hands clamp bottles to quickly move to a chain area at the speed synchronous with that of the chain, a downward pressing mechanism is arranged above the bottle discharging mechanism, a chain mandrel is downwards pressed into the bottles, the clamping hands are opened, the bottles are taken away by the chain, and the bottles are separated from the chain through a blank unloading guide rail on the left side. And the bottles fall into the star wheel discs and are conveyed to the filling machine through the plurality of star wheel discs, so that stepping type bottle discharging and continuous operation are realized.

Description

Technical Field

[0001] The present invention relates to the technical field of blow molding machines, and specifically to a bottle discharging mechanism of a linear blow-fill-spin blow molding machine. Background Art

[0002] A blow molding machine is a device for producing intermediate containers made of materials such as plastics and glass. The processing process includes steps such as blank taking, blank body entering the mold, mold closing, and stretch blow molding. The speed of each step directly affects the overall processing efficiency and the processing cycle of the bottle body. After the blank body is processed, a bottle discharging structure is required to push the blank body and move the blank body out of the blow molding machine, so that the blank body can be collected and subsequent packaging or labeling work can be carried out.

[0003] Currently, the traditional transmission method from the bottle discharging section to the filling machine section of the blow molding machine mostly uses an air conveying duct for transmission, which has problems such as large floor area, high energy consumption, and easy bottle jamming and poor air conveyance, or is individually hung on the conveyor belt, with slow bottle discharging, low efficiency, and no structure for grasping multiple finished products onto the conveyor belt, which is not conducive to efficient bottle discharging. Summary of the Invention

[0004] The purpose of the present invention is to provide a bottle discharging mechanism of a linear blow-fill-spin blow molding machine to solve the problems raised in the above background art.

[0005] To achieve the above purpose, the present invention provides the following technical solution: A bottle discharging mechanism of a linear blow-fill-spin blow molding machine, including a feeding mechanism, a blow molding mechanism, a bottle discharging mechanism, and a filling mechanism. The bottle discharging mechanism includes a frame framework, and a frame panel is installed on the top of the frame framework. An upper support is installed on the top of the frame panel, and a driven sprocket fixed shaft is provided on the top of the upper support. A bottle discharging sprocket one is installed on the driven sprocket fixed shaft;

[0006] A driving motor is installed at the bottom of the frame panel, and the output end of the driving motor is connected to a driving sprocket rotating shaft. A bottle discharging sprocket two is installed on the driving sprocket rotating shaft;

[0007] A pressing mechanism is provided between the bottle discharging sprocket one and the bottle discharging sprocket two. The pressing mechanism includes a front guide rail seat and a rear guide rail seat. The front guide rail seat is connected to a front guide rail through a support block, and the rear guide rail seat is connected to a rear guide rail through a support block. An installation seat is provided between the front guide rail and the rear guide rail. A blank discharging cylinder is installed on the top of the installation seat. The output end of the blank discharging cylinder is connected to a floating joint. The floating joint is connected to a blank discharging cylinder connecting plate. The bottom of the blank discharging cylinder connecting plate is connected to a limiting block. A transmission link is provided at the bottom of the limiting block. A bottle discharging chain main shaft is installed on the transmission link. A fixed sleeve is installed at the top end of the bottle discharging chain main shaft, and a blank withdrawing sleeve is installed at the bottom end of the bottle discharging chain main shaft;

[0008] An unloading bottle guide rail is provided on the outer side of the second bottle-out sprocket, and a fixing plate is connected to the unloading bottle guide rail. Two cylinder guide posts are movably sleeved on the fixing plate, and the cylinder guide posts are installed on the frame panel. The tops of the two cylinder guide posts are provided with the same cylinder mounting plate, and a cylinder is installed on the cylinder mounting plate. The output end of the cylinder is connected to the fixing plate;

[0009] Below the pressing mechanism, there are two guide rail fixing plates. Inner side reinforcement side plates are installed on the guide rail fixing plates. A reducer mounting plate is installed on the inner side reinforcement side plates, and a reducer is installed on the reducer mounting plate. A driving wheel is installed on the output end of the reducer. Reinforcing pads and fixed columns are installed on the sides of the two inner side reinforcement side plates away from each other. Driven wheels are arranged on the reinforcing pads and fixed columns, and the same synchronous belt is sleeved between the driven wheels and the driving wheel. A gripper fixing seat is slidably installed on the guide rail fixing plate, and a gripper is installed on the gripper fixing seat. A preform is installed on the gripper. The gripper fixing seat is connected with a drag chain.

[0010] Preferably, a linear slide rail is fixedly installed on the top of the upper bracket, and a linear slider is slidably installed on the linear slide rail. The fixed shaft of the driven sprocket is installed on the linear slider.

[0011] Preferably, on the side of the second bottle-out sprocket away from the first bottle-out sprocket, there is a blank feeding rotating shaft installed on the frame panel, and a bottle-out rotating disc is installed on the blank feeding rotating shaft. A transition wheel guide rail is arranged on one side of the bottle-out rotating disc, and the transition wheel guide rail is installed on the frame panel through a support column.

[0012] Preferably, the ends of the front guide rail and the rear guide rail are connected with the same driven wheel guide rail, and the first bottle-out sprocket is located inside the driven wheel guide rail.

[0013] Preferably, an outer bottle-out guide rail is arranged below the front guide rail, and a bottle-out circular guide rail is connected to the outer bottle-out guide rail. A bottle-out guide plate is installed on the bottle-out circular guide rail. The unloading bottle guide rail is located above the bottle-out guide plate.

[0014] Preferably, the front guide rail seat, the rear guide rail seat and the mounting seat are all installed on the frame of the machine through brackets.

[0015] Preferably, a protective plate is installed on the reducer mounting plate.

[0016] Preferably, a plurality of floor feet are arranged at the bottom of the frame of the machine.

[0017] Preferably, an operation panel is arranged on one side of the bottle-out mechanism.

[0018] Preferably, a lateral linear slide rail is fixedly installed on one side of the mounting seat, and a lateral slider is slidably installed on the lateral linear slide rail. The lateral slider is fixedly installed on the blank stripping cylinder connecting plate.

[0019] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0020] The bottle discharging mechanism has a continuously running chain. Multiple groups of bottle discharging mechanical grippers hold the bottles and quickly move them to the chain area, synchronizing with the chain speed. There is a pressing mechanism above, which presses the chain mandrel into the interior of the bottle. The grippers open, and the chain takes the bottles away. There is a blank unloading guide rail on the left, which disengages the bottles from the chain and drops them into the star wheel disc. After passing through multiple star wheel discs, the bottles are transported to the filling machine, realizing step-by-step bottle discharging to continuous operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 is a top view structural schematic diagram of a linear blow-fill-seal bottle blowing machine;

[0022] Figure 2 is a front view structural schematic diagram of a linear blow-fill-seal bottle blowing machine;

[0023] Figure 3 is a side view structural schematic diagram of a linear blow-fill-seal bottle blowing machine;

[0024] Figure 4 is a three-dimensional structural schematic diagram of the bottle discharging mechanism of the present invention;

[0025] Figure 5 is a front view structural schematic diagram of the bottle discharging mechanism of the present invention;

[0026] Figure 6 is a top view structural schematic diagram of the bottle discharging mechanism of the present invention;

[0027] Figure 7 is a three-dimensional structural schematic diagram of the pressing mechanism of the present invention;

[0028] Figure 8 is a front view structural schematic diagram of the pressing mechanism of the present invention;

[0029] Figure 9 is a structural schematic diagram of part A-A of the pressing mechanism of the present invention;

[0030] Figure 10 is a top view structural schematic diagram of the pressing mechanism of the present invention;

[0031] Figure 11 is a front view structural schematic diagram of the mechanical gripper part of the present invention;

[0032] Figure 12 is a top view structural schematic diagram of the mechanical gripper part of the present invention;

[0033] Figure 13 is a side view structural schematic diagram of the mechanical gripper part of the present invention.

[0034] In the figure: 1. feeding mechanism; 2. bottle blowing mechanism; 3. bottle discharging mechanism; 4. filling mechanism; 5. operation panel; 31. rack frame; 32. foot; 33. rack panel; 34. upper bracket; 35. driving motor; 36. linear slide rail; 37. linear slider; 38. driven sprocket fixed shaft; 39. bottle discharging sprocket 1; 310. driving sprocket rotating shaft; 311. bottle discharging sprocket 2; 312. embryo feeding shaft; 313. bottle discharging rotating disk; 314. transition wheel guide rail; 315. cylinder guide column; 316. cylinder mounting plate; 317. cylinder; 318. fixed plate; 319. rear guide rail seat; 320. front guide rail seat; 321. rear guide rail; 322. Front guide rail; 323, support block; 324, driven wheel guide rail; 325, bottle discharging guide plate; 326, bottle unloading guide rail; 327, mounting seat; 328, blank removal cylinder; 329, floating joint; 330, blank removal cylinder connecting plate; 331, limit block; 332, lateral linear guide rail; 333, lateral slider; 334, fixed sleeve; 335, bottle discharging chain main shaft; 336, reinforcement pad; 337, fixed column; 338, protective plate; 339, inner reinforcement side plate; 340, guide rail fixing plate; 341, reducer; 342, drag chain; 343, driving wheel; 344, synchronous belt; 345, driven wheel; 346, gripper; 347, bottle embryo. DETAILED DESCRIPTION

[0035] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0036] See also Figures 1 - 13 The present invention provides a technical solution: a bottle discharging mechanism of a linear blowing, filling and rotating blow molding machine, comprising a feeding mechanism 1, a bottle blowing mechanism 2, a bottle discharging mechanism 3 and a filling mechanism 4, the bottle discharging mechanism 3 comprises a frame 31, and a frame panel 33 is installed on the top of the frame 31, an upper bracket 34 is installed on the top of the frame panel 33, and a driven sprocket fixing shaft 38 is arranged on the top of the upper bracket 34, and a bottle discharging sprocket 39 is installed on the driven sprocket fixing shaft 38;

[0037] A driving motor 35 is installed at the bottom of the frame panel 33, and the output end of the driving motor 35 is connected to a driving sprocket shaft 310, and a bottle discharging sprocket second 311 is installed on the driving sprocket shaft 310;

[0038] A pressing mechanism is provided between the bottle-out sprocket one 39 and the bottle-out sprocket two 311. The pressing mechanism includes a front guide rail seat 320 and a rear guide rail seat 319. The front guide rail seat 320 is connected with a front guide rail 322 through a support block 323, and the rear guide rail seat 319 is connected with a rear guide rail 321 through a support block 323. An installation seat 327 is provided between the front guide rail 322 and the rear guide rail 321. A blanking cylinder 328 is installed on the top of the installation seat 327. The output end of the blanking cylinder 328 is connected with a floating joint 329. The floating joint 329 is connected with a blanking cylinder connecting plate 330. The bottom of the blanking cylinder connecting plate 330 is connected with a limiting block 331. A transmission link is arranged at the bottom of the limiting block 331. An out-bottle chain main shaft 335 is installed on the transmission link. A fixing sleeve 334 is installed at the top end of the out-bottle chain main shaft 335, and a blanking sleeve is installed at the bottom end of the out-bottle chain main shaft 335;

[0039] An unloading bottle guide rail 326 is arranged outside the bottle-out sprocket two 311. The unloading bottle guide rail 326 is connected with a fixing plate 318. Two cylinder guide posts 315 are movably sleeved on the fixing plate 318. The cylinder guide posts 315 are installed on the frame panel 33. The same cylinder mounting plate 316 is installed at the tops of the two cylinder guide posts 315. A cylinder 317 is installed on the cylinder mounting plate 316. The output end of the cylinder 317 is connected to the fixing plate 318;

[0040] Two guide rail fixing plates 340 are arranged below the pressing mechanism. An inner reinforcing side plate 339 is installed on the guide rail fixing plate 340. A reducer mounting plate is installed on the inner reinforcing side plate 339. A reducer 341 is installed on the reducer mounting plate. A driving wheel 343 is installed at the output end of the reducer 341. Reinforcing pads 336 and fixed columns 337 are installed on the two sides of the inner reinforcing side plates 339 away from each other. A driven wheel 345 is arranged on the reinforcing pads 336 and the fixed columns 337. The same synchronous belt 344 is sleeved between the driven wheel 345 and the driving wheel 343. A gripper fixing seat is slidably installed on the guide rail fixing plate 340. A gripper 346 is installed on the gripper fixing seat. A bottle preform 347 is installed on the gripper 346. The gripper fixing seat is connected with a drag chain 342.

[0041] In the present invention, a linear slide rail 36 is fixedly installed on the top of the upper support 34. A linear slide block 37 is slidably installed on the linear slide rail 36. The driven sprocket fixed shaft 38 is installed on the linear slide block 37.

[0042] In the present invention, an embryo inlet rotating shaft 312 installed on the frame panel 33 is arranged on one side of the bottle-out sprocket two 311 away from the bottle-out sprocket one 39. An out-bottle rotating disc 313 is installed on the embryo inlet rotating shaft 312. A transition wheel guide rail 314 is arranged on one side of the out-bottle rotating disc 313. The transition wheel guide rail 314 is installed on the frame panel 33 through a support column.

[0043] In the present invention, the ends of the front guide rail 322 and the rear guide rail 321 are connected to the same driven wheel guide rail 324, and the first bottle-out sprocket 39 is located within the driven wheel guide rail 324.

[0044] In the present invention, a bottle-out outer guide rail is provided below the front guide rail 322, and a bottle-out circular guide rail is connected to the bottle-out outer guide rail. A bottle-out guide plate 325 is installed on the bottle-out circular guide rail, and the bottle-unloading guide rail 326 is located above the bottle-out guide plate 325.

[0045] In the present invention, the front guide rail seat 320, the rear guide rail seat 319, and the mounting seat 327 are all installed on the frame framework 31 through brackets.

[0046] In the present invention, a protective plate 338 is installed on the reducer mounting plate. Through the setting of the protective plate 338, the stable operation of the synchronous belt is facilitated.

[0047] In the present invention, a plurality of floor feet 32 are provided at the bottom of the frame framework 31. Through the setting of the floor feet, the whole structure is made more stable.

[0048] In the present invention, an operation panel 5 is provided on one side of the bottle-out mechanism 3, which is convenient for the operation of the operator.

[0049] In the present invention, a lateral linear guide rail 332 is fixedly installed on one side of the mounting seat 327, and a lateral slider 333 is slidably installed on the lateral linear guide rail 332. The lateral slider 333 is fixedly installed on the blanking cylinder connecting plate 330.

[0050] In the present invention: The driving motor 35 drives the rotation of the driving sprocket rotating shaft 310. The driving sprocket rotating shaft 310 drives the rotation of the second bottle-out sprocket 311. The second bottle-out sprocket 311 drives the rotation of the first bottle-out sprocket 39 through the drag chain 342. At the same time, the drag chain 342 drives the movement of the gripper 346 on the gripper fixing seat. The gripper 346 is provided in multiple groups. Multiple bottle-out mechanical grippers clamp the bottles and quickly move to the chain area, synchronizing with the chain speed. There is a pressing mechanism above. By starting the blanking cylinder 328, the blanking cylinder connecting plate 330 is driven to move downward, pressing the chain core shaft into the bottle interior. The gripper opens, and the chain takes the bottle away. There is a blanking guide rail on the left, separating the bottle from the chain and falling into the star wheel disc. After passing through multiple star wheel discs and running to the filling machine, it realizes the step-by-step bottle-out to continuous operation.

[0051] The content not detailedly described in this specification belongs to the prior art well-known to those skilled in the art. Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirits of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A bottle discharging mechanism of a linear blow-fill-screw-blow bottle machine, comprising a feeding mechanism (1), a bottle blowing mechanism (2), a bottle discharging mechanism (3) and a filling mechanism (4), characterized in that: The bottle discharging mechanism (3) comprises a rack frame (31), and a rack panel (33) is installed on the top of the rack frame (31), an upper bracket (34) is installed on the top of the rack panel (33), and a driven sprocket fixing shaft (38) is arranged on the top of the upper bracket (34), and a bottle discharging sprocket (39) is installed on the driven sprocket fixing shaft (38); A driving motor (35) is installed at the bottom of the frame panel (33), and the output end of the driving motor (35) is connected to a driving sprocket shaft (310), and a bottle discharging sprocket second (311) is installed on the driving sprocket shaft (310); A pressing mechanism is provided between the bottle discharging sprocket wheel 1 (39) and the bottle discharging sprocket wheel 2 (311), and the pressing mechanism comprises a front guide rail seat (320) and a rear guide rail seat (319), the front guide rail seat (320) is connected to a front guide rail (322) via a support block (323), the rear guide rail seat (319) is connected to a rear guide rail (321) via a support block (323), a mounting seat (327) is provided between the front guide rail (322) and the rear guide rail (321), and a debonding air outlet is provided on the top of the mounting seat (327). The output end of the stripping cylinder (328) is connected with a floating joint (329), the floating joint (329) is connected with a stripping cylinder connecting plate (330), the bottom of the stripping cylinder connecting plate (330) is connected with a limiting block (331), the bottom of the limiting block (331) is provided with a transmission chain link, a bottle discharging chain main shaft (335) is installed on the transmission chain link, a fixing sleeve (334) is installed on the top of the bottle discharging chain main shaft (335), and a stripping sleeve is installed on the bottom of the bottle discharging chain main shaft (335); A bottle unloading guide rail (326) is arranged on the outer side of the second bottle discharging sprocket (311), and a fixing plate (318) is connected to the bottle unloading guide rail (326), two cylinder guide pillars (315) are movably sleeved on the fixing plate (318), and the cylinder guide pillars (315) are mounted on the frame panel (33), the tops of the two cylinder guide pillars (315) are mounted with the same cylinder mounting plate (316), and a cylinder (317) is mounted on the cylinder mounting plate (316), and the output end of the cylinder (317) is connected to the fixing plate (318); Two guide rail fixing plates (340) are provided below the pressing mechanism, and an inner reinforcing side plate (339) is installed on the guide rail fixing plate (340), a reducer mounting plate is installed on the inner reinforcing side plate (339), and a reducer (341) is installed on the reducer mounting plate, a driving wheel (343) is installed on the output end of the reducer (341), and a reinforcing pad (336) and a fixing plate (339) are installed on the sides of the two inner reinforcing side plates (339) that are away from each other. A fixed column (337) is provided, and a driven wheel (345) is provided on the reinforcing pad (336) and the fixed column (337), and a same synchronous belt (344) is sleeved between the driven wheel (345) and the driving wheel (343), a gripper fixing seat is slidably mounted on the guide rail fixing plate (340), and a gripper (346) is mounted on the gripper fixing seat, a bottle embryo (347) is mounted on the gripper (346), and the gripper fixing seat is connected to a drag chain (342).

2. The bottle discharging mechanism of the linear blowing, filling, rotating and blowing machine according to claim 1, characterized in that: A linear slide rail (36) is fixedly mounted on the top of the upper bracket (34), and a linear slider (37) is slidably mounted on the linear slide rail (36), and the driven sprocket fixed shaft (38) is mounted on the linear slider (37).

3. The bottle discharging mechanism of the linear blowing, filling, rotating and blowing machine according to claim 1, characterized in that: A side of the bottle discharging sprocket wheel 2 (311) away from the bottle discharging sprocket wheel 1 (39) is provided with a preform feeding shaft (312) mounted on the frame panel (33), and a bottle discharging rotating disk (313) is mounted on the preform feeding shaft (312), and a transition wheel guide rail (314) is provided on one side of the bottle discharging rotating disk (313), and the transition wheel guide rail (314) is mounted on the frame panel (33) through a support column.

4. The bottle discharging mechanism of the linear blowing, filling, rotating and blowing machine according to claim 1, characterized in that: The ends of the front guide rail (322) and the rear guide rail (321) are connected to the same driven wheel guide rail (324), and the bottle discharging sprocket wheel (39) is located in the driven wheel guide rail (324).

5. The bottle discharging mechanism of the linear blowing, filling, rotating and blowing machine according to claim 1, characterized in that: An outer bottle-discharging guide rail is provided below the front guide rail (322), and a circular bottle-discharging guide rail is connected to the outer bottle-discharging guide rail, a bottle-discharging guide plate (325) is installed on the circular bottle-discharging guide rail, and the bottle-discharging guide rail (326) is located above the bottle-discharging guide plate (325).

6. The bottle discharging mechanism of the linear blowing, filling, rotating and blowing machine according to claim 1, characterized in that: The front guide rail seat (320), the rear guide rail seat (319) and the mounting seat (327) are all mounted on the rack frame (31) via brackets.

7. The bottle discharging mechanism of the linear blowing, filling, rotating and blowing machine according to claim 1, characterized in that: A protective plate (338) is installed on the reducer mounting plate.

8. The bottle discharging mechanism of the linear blowing, filling, rotating and blowing machine according to claim 1, characterized in that: A plurality of footings (32) are provided at the bottom of the rack frame (31).

9. The bottle discharging mechanism of the linear blowing, filling, rotating and blowing machine according to claim 1, characterized in that: An operating panel (5) is provided on one side of the bottle discharging mechanism (3).

10. The bottle discharging mechanism of the linear blowing, filling, rotating and blowing machine according to claim 1, characterized in that: A lateral linear guide rail (332) is fixedly mounted on one side of the mounting seat (327), and a lateral slider (333) is slidably mounted on the lateral linear guide rail (332), and the lateral slider (333) is fixedly mounted on the stripping cylinder connecting plate (330).

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