A cylinder direct-connected unloading device for bottle blowing machine

Abstract

The present invention provides a cylinder direct-connected unloading device for a bottle blowing machine, comprising a lifting platform, a front mounting bracket and a rear mounting bracket are arranged at the upper end of the lifting platform, a front rotating seat is arranged at the rear rotation of the front mounting bracket, a rear rotating seat is arranged at the front rotation of the rear mounting bracket, a first movable rod and a second movable rod are arranged in parallel between the front rotating seat and the rear rotating seat, a plurality of right clamping blocks are arranged at the outer fixed sleeve of the first movable rod, a plurality of left clamping blocks are arranged at the outer fixed sleeve of the second movable rod, two executing cylinders are arranged at the front side of the front mounting bracket, and the output ends of the two executing cylinders are connected to the first movable rod and the second movable rod respectively. All the left clamping blocks are driven by the second movable rod, and all the right clamping blocks are driven by the first movable rod, so that the actions of the left clamping blocks and the right clamping blocks are more unified, so that the above-mentioned unloading device has the advantage of high synchronization.

Description

Technical Field

[0001] The invention relates to components of a bottle blowing machine, in particular to a cylinder direct-connected material discharge device for the bottle blowing machine. Background Art

[0002] At present, the Chinese patent with announcement number CN218256712U discloses a feeding device for a bottle blowing machine, including a bottom plate, a cylinder 1, a sliding plate, a cylinder 2, a lifting plate, a rotating cylinder 1, a rotating shaft and a plurality of clamping assemblies; the sliding plate is slidably arranged on the bottom plate; the cylinder 1 is arranged on one side of the bottom plate, and its piston rod is connected to the sliding plate; the cylinder 2 is fixedly arranged at the center of the sliding plate, and its piston rod is connected to the bottom of the lifting plate; the rotating shaft is rotatably arranged on the lifting plate; the rotating cylinder 1 is arranged on the lifting plate, and its output end is connected to the rotating shaft; a plurality of the clamping assemblies are evenly arranged on the rotating shaft along the length direction of the rotating shaft; the clamping assembly includes a fixed arm, a base, a left clamping arm, a right clamping arm, a rotating cylinder 2 and a gear; the rotating cylinder 2 is fixedly arranged on the base, and the output end is connected to the gear; the gear is arranged in the base; a rack 1 is arranged on the left clamping arm; a rack 2 is arranged on the right clamping arm; the rack 1 and the rack 2 are respectively slidably arranged in the base; the rack 1 and the rack 2 are respectively meshed with gears. However, each clamping assembly in the above-mentioned bottle blowing machine unloading device operates independently, and the left clamping arm is driven by the rotating cylinder 2 in the clamping assembly and the clamping arm moves in the opposite direction. In this way, inconsistent movements may easily occur between the various clamping assemblies, resulting in the problem of poor synchronization in the above-mentioned bottle blowing machine unloading device. Summary of the invention

[0003] In view of this, an object of the present invention is to provide a cylinder direct-connected unloading device for a bottle blowing machine, which has the advantage of high synchronization.

[0004] In order to solve the above technical problems, the technical solution of the present invention is: a cylinder direct-connected unloading device for a bottle blowing machine, comprising a bottom plate, a slide is slidably provided on the upper end of the bottom plate, the sliding direction of the slide is perpendicular to the moving direction of the bottle blank seat in the bottle blowing machine, a sliding drive mechanism is provided on the bottom plate, the output end of the sliding drive mechanism is connected to the slide, a lifting platform is slidably provided on the upper end of the slide, the sliding direction of the lifting platform is vertical, a lifting drive mechanism is provided on the slide, the output end of the lifting drive mechanism is connected to the lifting platform, a front mounting bracket and a rear mounting bracket are provided on the upper end of the lifting platform, and the front mounting bracket and the rear mounting bracket are distributed along the moving direction of the bottle blank seat in the bottle blowing machine, a front rotating seat is rotatably provided on the rear side of the front mounting bracket, a rear rotating seat is rotatably provided on the front side of the rear mounting bracket, the front rotating seat and the rear rotating seat are coaxially arranged, a first movable rod and a second movable rod are parallelly arranged between the front rotating seat and the rear rotating seat, and the two ends of the first movable rod slide respectively The first movable rod is arranged on the front rotating seat and the rear rotating seat, and the sliding direction of the first movable rod is the same as the moving direction of the preform seat in the bottle blowing machine. The two ends of the second movable rod are respectively slidably arranged on the front rotating seat and the rear rotating seat, and the sliding direction of the second movable rod is the same as the moving direction of the preform seat in the bottle blowing machine. The outer fixed sleeve of the first movable rod is provided with a plurality of right-side clamping blocks, and the ends of the plurality of right-side clamping blocks are all slidably sleeved on the outer side of the second movable rod. The outer fixed sleeve of the second movable rod is provided with a left-side clamping block, the number of the left-side clamping blocks is the same as the number of the right-side clamping blocks, and the left-side clamping blocks are arranged one by one opposite to the right-side clamping blocks, and the middle part of the left-side clamping block is slidably sleeved on the outer side of the first movable rod. The front side of the front mounting bracket is provided with two actuator cylinders, and the output ends of the two actuator cylinders are respectively connected to the first movable rod and the second movable rod. The rear side of the rear mounting bracket is provided with a servo rotating motor, and the output end of the servo rotating motor is connected to the rear rotating seat.

[0005] Through the above technical solution, a clamping space is formed between the left clamping block and the right clamping block. When the preform seat with the bottle body on the upper end moves to face the clamping space, in the first step, the sliding drive mechanism drives the slide table to move toward one side of the preform seat until the bottle mouth of the bottle body enters the clamping space, in the second step, the two actuator cylinders respectively drive the first movable rod and the second movable rod to move in the opposite direction, so that the left clamping block and the right clamping block are close to each other, until the left clamping block and the right clamping block are respectively pressed against the left and right sides of the bottle mouth, in the third step, the lifting drive mechanism drives the lifting table to move up, so that the bottle mouth is separated from the upper end of the preform seat, in the fourth step, the servo rotary motor drives the right rotating seat to rotate, so as to flip the bottle body away from the preform seat, in the fifth step, the two actuator cylinders respectively drive the first movable rod and the second movable rod to move in the opposite direction, so that the left clamping block and the right clamping block are away from each other, so that the bottle body falls from between the left clamping block and the right clamping block, and then only the reverse operation is required to complete the reset.

[0006] All left clamping blocks are driven by the second movable rod, and all right clamping blocks are driven by the first movable rod, so that the movements of the left clamping blocks and the right clamping blocks are more unified, making the above-mentioned unloading device have the advantage of higher synchronization.

[0007] Preferably, the sliding drive mechanism includes a power unit fixedly connected to the lower end of the base plate, a driving gear fixedly connected to the output end of the power unit, and a driving rack fixedly connected to the lower end of the slide, the output end of the power unit vertically penetrates the base plate upward, the driving gear is located above the base plate, and the driving gear is meshed with the driving rack.

[0008] Through the above technical solution, the power unit will drive the slide table to approach or move away from the preform seat through the driving gear and the driving rack.

[0009] Preferably, the power unit includes a commutator and a servo sliding motor, the commutator is bent into an L-shape, the shell of the commutator output end is fixedly connected to the base plate, the shell of the commutator input end is parallel to the base plate, and the output end of the servo sliding motor is connected to the input end of the commutator.

[0010] Through the above technical solution, by adding a commutator, the servo sliding motor is arranged horizontally, which helps to reduce the height of the above-mentioned unloading device and makes the structure of the above-mentioned unloading device more compact.

[0011] Preferably, the base plate is penetrated with mounting holes from top to bottom, a mounting baffle is fixedly provided at the lower end of the base plate, the housing of the commutator output end is fixedly connected to the lower end of the mounting baffle, the output end of the commutator penetrates the mounting baffle and passes through the mounting through hole, the lower end of the base plate is fixedly connected with an adjustment seat, an adjusting bolt is threadedly connected to the adjustment seat, an extension direction of the threaded section of the adjusting bolt is perpendicular to the extension direction of the driving rack, and the end of the threaded section of the adjusting bolt is rotatably connected to the side wall of the mounting baffle.

[0012] Through the above technical solution, during installation, the position of the mounting baffle can be changed by rotating the adjusting bolt, thereby changing the position of the driving gear to ensure that the driving gear can effectively mesh with the driving rack.

[0013] Preferably, a receiving groove is provided at the lower end of the slide, and the driving gear and the driving rack are both received in the receiving groove.

[0014] Through the above technical solution, by adding a storage groove to accommodate the drive gear and the drive rack, it is helpful to reduce the height of the above-mentioned unloading device, making the structure of the above-mentioned unloading device more compact.

[0015] Preferably, an extension plate is provided at the upper end of the slide, both ends of the extension plate extend out of the slide, four guide sleeves are fixedly provided at the upper end of the extension plate, and the four guide sleeves are respectively located at the four corners of the extension plate, and four guide slide columns are provided at the lower end of the lifting platform, and the four guide slide columns are respectively slidably connected in the four guide sleeves.

[0016] Through the above technical solution, the guide sleeve and the guide slide column cooperate with each other to limit and guide the lifting of the lifting platform, so that the lifting platform is not easily offset during the sliding process.

[0017] Preferably, the lifting drive mechanism comprises a servo power motor and a rotating wheel eccentrically arranged at an output end of the servo power motor, and an outer peripheral wall of the rotating wheel abuts against a lower end of the lifting platform.

[0018] Through the above technical solution, the servo power motor will drive the rotating wheel to rotate when in use. Since the rotating wheel is eccentrically arranged, the lifting platform can be lifted up periodically during the rotation of the rotating wheel.

[0019] Preferably, a mounting seat is provided at the lower end of the lifting platform, a mounting opening is provided at the lower end of the mounting seat, an abutment wheel is rotatably connected in the mounting opening, and an outer peripheral wall of the abutment wheel abuts against an outer peripheral wall of the rotating wheel.

[0020] Through the above technical solution, by adding a mounting seat and an abutment wheel, the wear of the lifting platform is reduced, so that the above-mentioned unloading device has a longer service life.

[0021] Preferably, a limit baffle is provided on the upper end of the lifting platform away from the side of the preform seat in the bottle blowing machine, and when the left clamping block and the right clamping block are in conflict with the upper end of the limit baffle, the left clamping block and the right clamping block are in a horizontal state.

[0022] Through the above technical solution, the limit baffle can be used to limit the rotation angle of the left clamping block and the right clamping block, because when the left clamping block and the right clamping block are in a horizontal state, the bottle body can be quickly detached from between the left clamping block and the right clamping block.

[0023] Preferably, a mounting side plate is provided at the upper end of the lifting platform, the mounting side plate is located at the rear side of the rear mounting bracket, the housing of the servo rotary motor is fixedly connected to the rear side of the mounting side plate, and the output end of the servo rotary motor passes through the mounting side plate forward.

[0024] Through the above technical solution, by adding the mounting side plate, the installation of the servo rotary motor becomes more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 The structure of the first embodiment is shown in FIG. Figure 1 ;

[0026] Figure 2 A partial schematic diagram of the first embodiment Figure 1 ;

[0027] Figure 3 The structure of the first embodiment is shown in FIG. Figure 2 ;

[0028] Figure 4 A partial schematic diagram of the first embodiment Figure 2 ;

[0029] Figure 5 It is a structural schematic diagram of the second embodiment;

[0030] Figure 6 for Figure 5 Enlarged view of part A.

[0031] Figure numerals: 1, bottom plate; 2, slide; 3, lifting platform; 4, sliding drive mechanism; 41, power unit; 411, commutator; 412, servo sliding motor; 42, driving gear; 43, driving rack; 5, lifting drive mechanism; 51, servo power motor; 52, rotating wheel; 53, mounting seat; 54, abutting wheel; 6, front mounting bracket; 7, rear mounting bracket; 8, front rotating seat; 9, rear rotating seat; 10, first movable rod; 11, second movable rod; 12, right clamping block; 13, left clamping block; 14, servo rotating motor; 15, mounting through hole; 16, mounting baffle; 17, adjustment seat; 1 8. Adjusting bolt; 19. Receiving groove; 20. Extension plate; 21. Guide sleeve; 22. Guide slide column; 23. Installation opening; 24. Limit baffle; 25. Installation side plate; 26. Actuator cylinder; 27. Auxiliary clamping mechanism; 271. Actuator unit; 2711. Actuator rack; 2712. Actuator gear; 272. Clamping unit; 2721. Elastic clamping sheet; 2722. Transmission gear; 273. Reset unit; 2731. Reset motor; 2732. Reset gear; 28. Installation chamber; 29. ​​Guide slide groove; 30. Arc guide groove; 31. Positive magnet; 32. Negative magnet; 33. Response gear. DETAILED DESCRIPTION

[0032] The specific implementation modes of the present invention are further described below in conjunction with the accompanying drawings to make the technical solutions of the present invention easier to understand and grasp.

[0033] Embodiment 1: A cylinder direct-connected feeding device for a bottle blowing machine, such as Figures 1 to 4 As shown, it includes a base plate 1, a slide 2 is slidably arranged on the upper end of the base plate 1, the sliding direction of the slide 2 is perpendicular to the moving direction of the bottle blank seat in the bottle blowing machine, a sliding drive mechanism 4 is arranged on the base plate 1, and the output end of the sliding drive mechanism 4 is connected to the slide 2.

[0034] The sliding drive mechanism 4 includes a power unit 41 fixedly connected to the lower end of the base plate 1, a driving gear 42 fixedly connected to the output end of the power unit 41, and a driving rack 43 fixedly connected to the lower end of the slide 2. The output end of the power unit 41 vertically penetrates the base plate 1 upward, and the driving gear 42 is located above the base plate 1. The driving gear 42 is meshed with the driving rack 43. A receiving groove 19 is provided at the lower end of the slide 2, and the driving gear 42 and the driving rack 43 are both received in the receiving groove 19.

[0035] The power unit 41 includes a commutator 411 and a servo sliding motor 412. The commutator 411 is bent into an L shape. The shell of the output end of the commutator 411 is fixedly connected to the base plate 1. The shell of the input end of the commutator 411 is parallel to the base plate 1. The output end of the servo sliding motor 412 is connected to the input end of the commutator 411.

[0036] The base plate 1 is penetrated with a mounting through hole 15 from top to bottom, a mounting baffle 16 is fixedly provided at the lower end of the base plate 1, the housing of the output end of the commutator 411 is fixedly connected to the lower end of the mounting baffle 16, the output end of the commutator 411 penetrates the mounting baffle 16 and passes through the mounting through hole 15, an adjustment seat 17 is fixedly connected to the lower end of the base plate 1, an adjusting bolt 18 is threadedly connected to the adjusting seat 17, an extension direction of the threaded section of the adjusting bolt 18 is perpendicular to the extension direction of the driving rack 43, and the end of the threaded section of the adjusting bolt 18 is rotatably connected to the side wall of the mounting baffle 16.

[0037] A lifting platform 3 is slidably provided on the upper end of the slide 2 , and the sliding direction of the lifting platform 3 is vertical. A lifting drive mechanism 5 is provided on the slide 2 , and the output end of the lifting drive mechanism 5 is connected to the lifting platform 3 .

[0038] An extension plate 20 is provided at the upper end of the slide 2, both ends of the extension plate 20 extend out of the slide 2, four guide sleeves 21 are fixedly provided at the upper end of the extension plate 20, and the four guide sleeves 21 are respectively located at the four corners of the extension plate 20, and four guide slide columns 22 are provided at the lower end of the lifting platform 3, and the four guide slide columns 22 are respectively slidably connected in the four guide sleeves 21.

[0039] The lifting drive mechanism 5 includes a servo power motor 51, and a rotating wheel 52 eccentrically arranged at the output end of the servo power motor 51, and the outer peripheral wall of the rotating wheel 52 abuts against the lower end of the lifting platform 3. A mounting seat 53 is arranged at the lower end of the lifting platform 3, and a mounting opening 23 is opened at the lower end of the mounting seat 53. An abutting wheel 54 is rotatably connected in the mounting opening 23, and the outer peripheral wall of the abutting wheel 54 abuts against the outer peripheral wall of the rotating wheel 52.

[0040] A front mounting bracket 6 and a rear mounting bracket 7 are provided at the upper end of the lifting platform 3, and the front mounting bracket 6 and the rear mounting bracket 7 are distributed along the moving direction of the bottle preform seat in the bottle blowing machine, a front rotating seat 8 is provided for the rear rotation of the front mounting bracket 6, and a rear rotating seat 9 is provided for the front rotation of the rear mounting bracket 7, the front rotating seat 8 and the rear rotating seat 9 are coaxially arranged, and a first movable rod 10 and a second movable rod 11 are arranged in parallel between the front rotating seat 8 and the rear rotating seat 9, the two ends of the first movable rod 10 are respectively slidably arranged on the front rotating seat 8 and the rear rotating seat 9, and the sliding direction of the first movable rod 10 is the same as the moving direction of the bottle preform seat in the bottle blowing machine, the two ends of the second movable rod 11 are respectively slidably arranged on the front rotating seat 8 and the rear rotating seat 9, and the sliding The direction is the same as the moving direction of the preform seat in the bottle blowing machine. The outer fixed sleeve of the first movable rod 10 is provided with a plurality of right-side clamping blocks 12, and the ends of the plurality of right-side clamping blocks 12 are slidably sleeved on the outer side of the second movable rod 11. The outer fixed sleeve of the second movable rod 11 is provided with a left-side clamping block 13. The number of the left-side clamping blocks 13 is the same as the number of the right-side clamping blocks 12, and the left-side clamping blocks 13 and the right-side clamping blocks 12 are arranged one by one opposite to each other. The middle part of the left-side clamping block 13 is slidably sleeved on the outer side of the first movable rod 10. Two actuator cylinders 26 are arranged on the front side of the front mounting bracket 6. The output ends of the two actuator cylinders 26 are respectively connected to the first movable rod 10 and the second movable rod 11. A servo rotary motor 14 is arranged on the rear side of the rear mounting bracket 7. The output end of the servo rotary motor 14 is connected to the rear rotating seat 9.

[0041] A limit baffle 24 is provided on the upper end of the lifting platform 3 away from the preform seat in the bottle blowing machine. When the left clamping block 13 and the right clamping block 12 are in conflict with the upper end of the limit baffle 24, the left clamping block 13 and the right clamping block 12 are in a horizontal state.

[0042] A mounting side plate 25 is provided at the upper end of the lifting platform 3, and the mounting side plate 25 is located at the rear side of the rear mounting bracket 7. The housing of the servo rotary motor 14 is fixedly connected to the rear side of the mounting side plate 25, and the output end of the servo rotary motor 14 passes through the mounting side plate 25 forward.

[0043] Embodiment 2: Embodiment 2 differs from Embodiment 1 in that Figure 5 , Figure 6 As shown, auxiliary clamping mechanisms 27 are provided at the opposite positions of the left clamping block 13 and the right clamping block 12. When the left clamping block 13 and the right clamping block 12 clamp the bottle mouth of the bottle body, the two sets of auxiliary clamping mechanisms 27 located at the left clamping block 13 and the right clamping block 12 will be tightly attached to the outer peripheral wall of the bottle mouth to increase the contact area between the left clamping block 13 and the right clamping block 12 and the bottle body, thereby stably clamping the bottle body.

[0044] A clamping space is formed between the left clamping block 13 and the right clamping block 12. The auxiliary clamping mechanism 27 includes an execution unit 271, a clamping unit 272 and a reset unit 273.

[0045] The inner sides of the left clamping block 13 and the right clamping block 12 are both provided with an installation chamber 28. The side walls of the left clamping block 13 and the right clamping block 12 facing the clamping space are provided with guide slots 29, which extend along the sliding direction of the left clamping block 13 and the right clamping block 12. The trigger end of the actuator 271 is slidably arranged in the guide slot 29, and the response end of the actuator 271 is received in the installation chamber 28.

[0046] The execution unit 271 includes an execution rack 2711 and an execution gear 2712. The execution rack 2711 is slidably arranged in the guide slot 29, and the two ends of the execution rack 2711 extend into the clamping space and the installation chamber 28 respectively. The execution gear 2712 is rotatably connected in the installation chamber 28 via a rotating shaft, and the execution gear 2712 is meshed with the execution rack 2711. When the end of the execution rack 2711 extending into the clamping space conflicts with the bottle mouth of the bottle body, the execution rack 2711 will move toward the installation chamber 28 under the pressure of the bottle body, and at the same time, the execution rack 2711 will drive the execution gear 2712 to rotate.

[0047] The left clamping block 13 and the right clamping block 12 are both provided with two arc-shaped guide grooves 30, and the two arc-shaped guide grooves 30 are respectively located on the side close to the bottle preform seat of the bottle blowing machine and the side away from the bottle preform seat of the bottle blowing machine. There are two groups of clamping units 272, and the two groups of clamping units 272 are respectively arranged in the two arc-shaped guide grooves 30, and the two groups of clamping units 272 are arranged in an upper and lower staggered manner. The clamping unit 272 includes an elastic clamping piece 2721 and a plurality of transmission teeth 2722. One end of the elastic clamping piece 2721 is slidably arranged in the arc-shaped guide groove 30, and the other end extends into the installation chamber 28. The elastic clamping piece 2721 can undergo elastic deformation to effectively fit with the bottle mouths of different calibers. A positive magnet 31 and a negative magnet 32 ​​are respectively arranged on the two elastic clamping pieces 2721 opposite to each other in the two clamping units 272. The positive magnet 31 and the negative magnet 32 ​​can drive the elastic clamping piece 2721 to deform by magnetic force, so that the elastic clamping piece 2721 is tightly attached to the bottle mouth of the bottle body. A plurality of transmission teeth 2722 are evenly spaced and distributed on the outer wall of the elastic clamping piece 2721. A response gear 33 is coaxially connected to the top of the execution gear 2712, and the pitch circle diameter of the response gear 33 is larger than the pitch circle diameter of the execution gear 2712, so that when the execution gear 2712 rotates, the response gear 33 can be driven to rotate synchronously. The response gear 33 is meshed with the transmission teeth 2722 in the two clamping units 272 to drive the elastic clamping piece 2721 to slide in the arc guide groove 30.

[0048] The reset unit 273 includes a reset motor 2731 and a reset gear 2732. The reset motor 2731 and the reset gear 2732 are both arranged in the installation chamber 28, and the output end of the reset motor 2731 is coaxially connected with the reset gear 2732, and the reset gear 2732 is meshed with the execution gear 2712. After the bottle body is put down, the reset motor 2731 is started. When the reset motor 2731 is started, the reset motor 2731 will drive the execution gear 2712 to reset in a universal direction through the reset gear 2732 to complete the reset of the auxiliary clamping mechanism 27.

[0049] Of course, the above are only typical examples of the present invention. In addition, the present invention may also have many other specific implementations. All technical solutions formed by equivalent replacement or equivalent transformation fall within the scope of protection required by the present invention.

Claims

1. A cylinder direct-connected unloading device for a bottle blowing machine, comprising a bottom plate (1), a slide table (2) is slidably arranged on the upper end of the bottom plate (1), the sliding direction of the slide table (2) is perpendicular to the moving direction of a bottle preform seat in the bottle blowing machine, a sliding drive mechanism (4) is arranged on the bottom plate (1), the output end of the sliding drive mechanism (4) is connected to the slide table (2), a lifting platform (3) is slidably arranged on the upper end of the slide table (2), the sliding direction of the lifting platform (3) is vertical, a lifting drive mechanism (5) is arranged on the slide table (2), the output end of the lifting drive mechanism (5) is connected to the lifting platform (3), and the characteristics are: The upper end of the lifting platform (3) is provided with a front mounting bracket (6) and a rear mounting bracket (7), and the front mounting bracket (6) and the rear mounting bracket (7) are distributed along the moving direction of the bottle preform seat in the bottle blowing machine, the rear side of the front mounting bracket (6) is rotatably provided with a front rotating seat (8), and the front side of the rear mounting bracket (7) is rotatably provided with a rear rotating seat (9), the front rotating seat (8) and the rear rotating seat (9) are coaxially arranged, and the front rotating seat (8) and the rear rotating seat (9) are coaxially arranged. A first movable rod (10) and a second movable rod (11) are arranged in parallel between the front rotating seat (8) and the rear rotating seat (9), the two ends of the first movable rod (10) are respectively slidably arranged on the front rotating seat (8) and the rear rotating seat (9), and the sliding direction of the first movable rod (10) is the same as the moving direction of the bottle preform seat in the bottle blowing machine, and the two ends of the second movable rod (11) are respectively slidably arranged on the front rotating seat (8) and the rear rotating seat (9), and the sliding direction of the second movable rod (11) is the same as the moving direction of the bottle preform seat in the bottle blowing machine. The first movable rod (10) is slidably sleeved on the outside of the second movable rod (11), and the second movable rod (11) is slidably sleeved on the outside of the second movable rod (11). The second movable rod (11) is slidably sleeved on the outside of the second movable rod (11), and the second movable rod (11) is slidably sleeved on the outside of the second movable rod (11). The second movable rod (11) is slidably sleeved on the outside of the second movable rod (11), and the second movable rod (11) is slidably sleeved on the outside of the second movable rod (11), and the number of the left clamping blocks (13) is the same as the number of the right clamping blocks (12), and the left clamping blocks (13) and the right clamping blocks (12) are aligned. The two mounting brackets (14) are arranged opposite to each other, the middle part of the left clamping block (13) is slidably sleeved on the outer side of the first movable rod (10), the front side of the front mounting bracket (6) is provided with two actuating cylinders (26), the output ends of the two actuating cylinders (26) are respectively connected to the first movable rod (10) and the second movable rod (11), the rear side of the rear mounting bracket (7) is provided with a servo rotary motor (14), the output end of the servo rotary motor (14) is connected to the rear rotating seat (9); Auxiliary clamping mechanisms (27) are arranged at the positions opposite to the left clamping block (13) and the right clamping block (12). When the left clamping block (13) and the right clamping block (12) clamp the bottle mouth of the bottle body, the two sets of auxiliary clamping mechanisms (27) located at the left clamping block (13) and the right clamping block (12) will be in close contact with the outer peripheral wall of the bottle mouth, so as to increase the contact area between the left clamping block (13) and the right clamping block (12) and the bottle body, thereby stably clamping the bottle body. A clamping space is formed between the left clamping block (13) and the right clamping block (12); the auxiliary clamping mechanism (27) comprises an execution unit (271), a clamping unit (272) and a reset unit (273); The inner sides of the left clamping block (13) and the right clamping block (12) are both provided with installation chambers (28); the side walls of the left clamping block (13) and the right clamping block (12) facing the clamping space are provided with guide grooves (29), and the guide grooves (29) extend along the sliding direction of the left clamping block (13) and the right clamping block (12); the trigger end of the execution unit (271) is slidably arranged in the guide groove (29), and the response end of the execution unit (271) is received in the installation chamber (28); The execution unit (271) comprises an execution rack (2711) and an execution gear (2712); the execution rack (2711) is slidably arranged in the guide slot (29), and the two ends of the execution rack (2711) respectively extend into the clamping space and the installation chamber (28); the execution gear (2712) is rotationally connected to the installation chamber (28) via a rotating shaft, and the execution gear (2712) is meshed with the execution rack (2711); when the end of the execution rack (2711) extending into the clamping space collides with the bottle mouth of the bottle body, the execution rack (2711) will move toward the installation chamber (28) under the pressure of the bottle body, and at the same time, the execution rack (2711) will drive the execution gear (2712) to rotate; The left clamping block (13) and the right clamping block (12) are both provided with two arc-shaped guide grooves (30), and the two arc-shaped guide grooves (30) are respectively located on a side close to the bottle preform seat of the bottle blowing machine and a side far from the bottle preform seat of the bottle blowing machine; there are two groups of clamping units (272), and the two groups of clamping units (272) are respectively arranged in the two arc-shaped guide grooves (30), and the two groups of clamping units (272) are arranged in an up-down staggered manner; the clamping unit (272) includes an elastic clamping sheet (2721) and a plurality of transmission teeth (2722); one end of the elastic clamping sheet (2721) is slidably arranged in the arc-shaped guide groove (30), and the other end extends into the installation chamber (28); the elastic clamping sheet (2721) can undergo elastic deformation to effectively adhere to the bottle mouths of different calibers; the two elastic clamping sheets (2721) opposite to each other on the left and right of the two clamping units (272) are arranged to be fixed to the bottle mouths of different calibers. 21) are respectively provided with a positive magnet (31) and a negative magnet (32), and the positive magnet (31) and the negative magnet (32) can drive the elastic clamping sheet (2721) to deform by magnetic force, so that the elastic clamping sheet (2721) is tightly attached to the bottle mouth of the bottle body; a plurality of transmission teeth (2722) are evenly spaced and distributed on the outer wall of the elastic clamping sheet (2721); a response gear (33) is coaxially connected above the execution gear (2712), and the pitch circle diameter of the response gear (33) is larger than the pitch circle diameter of the execution gear (2712), so that when the execution gear (2712) rotates, it can drive the response gear (33) to rotate synchronously; the response gear (33) is meshed with the transmission teeth (2722) in the two clamping units (272), so as to drive the elastic clamping sheet (2721) to slide in the arc-shaped guide groove (30); The reset unit (273) comprises a reset motor (2731) and a reset gear (2732), wherein the reset motor (2731) and the reset gear (2732) are both arranged in the installation chamber (28), and the output end of the reset motor (2731) is coaxially connected with the reset gear (2732), and the reset gear (2732) is meshed with the execution gear (2712); after the bottle body is put down, the reset motor (2731) is started; when the reset motor (2731) is started, the reset motor (2731) drives the execution gear (2712) to reset in the reverse direction through the reset gear (2732), so as to complete the reset of the auxiliary clamping mechanism (27).

2. According to claim 1, a cylinder direct-connected feeding device for a bottle blowing machine is characterized in that: The sliding drive mechanism (4) comprises a power unit (41) fixedly connected to the lower end of the base plate (1), a driving gear (42) fixedly connected to the output end of the power unit (41), and a driving rack (43) fixedly connected to the lower end of the slide (2); the output end of the power unit (41) vertically penetrates the base plate (1) upwards; the driving gear (42) is located above the base plate (1); and the driving gear (42) is meshed with the driving rack (43).

3. According to claim 2, a cylinder direct-connected feeding device for a bottle blowing machine is characterized in that: The power unit (41) comprises a commutator (411) and a servo sliding motor (412); the commutator (411) is bent into an L shape; the housing at the output end of the commutator (411) is fixedly connected to the base plate (1); the housing at the input end of the commutator (411) is parallel to the base plate (1); and the output end of the servo sliding motor (412) is connected to the input end of the commutator (411).

4. The cylinder direct-connected feeding device for a bottle blowing machine according to claim 3 is characterized in that: The base plate (1) is provided with a mounting through hole (15) from top to bottom, a mounting baffle (16) is fixedly provided at the lower end of the base plate (1), a housing of the output end of the commutator (411) is fixedly connected to the lower end of the mounting baffle (16), the output end of the commutator (411) passes through the mounting baffle (16) and the mounting through hole (15), an adjustment seat (17) is fixedly connected to the lower end of the base plate (1), an adjustment bolt (18) is threadedly connected to the adjustment seat (17), the extension direction of the threaded section of the adjustment bolt (18) is perpendicular to the extension direction of the drive rack (43), and the end of the threaded section of the adjustment bolt (18) is rotatably connected to the side wall of the mounting baffle (16).

5. The cylinder direct-connected feeding device for a bottle blowing machine according to claim 4 is characterized in that: A receiving groove (19) is provided at the lower end of the slide (2), and the driving gear (42) and the driving rack (43) are both received in the receiving groove (19).

6. The cylinder direct-connected feeding device for a bottle blowing machine according to claim 1 is characterized in that: An extension plate (20) is arranged at the upper end of the slide (2), both ends of the extension plate (20) extend out of the slide (2), four guide sleeves (21) are fixedly arranged at the upper end of the extension plate (20), and the four guide sleeves (21) are respectively located at four corners of the extension plate (20), and four guide slide columns (22) are arranged at the lower end of the lifting platform (3), and the four guide slide columns (22) are respectively slidably connected in the four guide sleeves (21).

7. The cylinder direct-connected feeding device for a bottle blowing machine according to claim 6 is characterized in that: The lifting drive mechanism (5) comprises a servo power motor (51) and a rotating wheel (52) eccentrically arranged at the output end of the servo power motor (51), wherein the outer peripheral wall of the rotating wheel (52) abuts against the lower end of the lifting platform (3).

8. The cylinder direct-connected unloading device for a bottle blowing machine according to claim 7 is characterized in that: A mounting seat (53) is provided at the lower end of the lifting platform (3), a mounting opening (23) is provided at the lower end of the mounting seat (53), an abutment wheel (54) is rotatably connected in the mounting opening (23), and the outer peripheral wall of the abutment wheel (54) abuts against the outer peripheral wall of the rotating wheel (52).

9. The cylinder direct-connected feeding device for a bottle blowing machine according to claim 1 is characterized in that: A limit baffle (24) is provided on the upper end of the lifting platform (3) away from the bottle preform seat in the bottle blowing machine. When the left clamping block (13) and the right clamping block (12) are in contact with the upper end of the limit baffle (24), the left clamping block (13) and the right clamping block (12) are in a horizontal state.

10. The cylinder direct-connected unloading device for a bottle blowing machine according to claim 9, characterized in that: The upper end of the lifting platform (3) is provided with a mounting side plate (25), and the mounting side plate (25) is located at the rear side of the rear mounting bracket (7). The housing of the servo rotary motor (14) is fixedly connected to the rear side of the mounting side plate (25), and the output end of the servo rotary motor (14) passes through the mounting side plate (25) forward.

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