CN220638872U - Transmission device of automatic blow molding machine - Google Patents

Abstract

The utility model relates to a transmission device of an automatic blow molding machine, which comprises a transmission seat, wherein a clamping mechanism is arranged on the transmission seat, a buffer mechanism is arranged on the clamping mechanism, the clamping mechanism comprises a fixed rod and a gear, two fixed rods are transversely arranged in the transmission seat, sliding rods are slidably arranged on the fixed rod, racks are fixed on two opposite sides of the fixed rod, rotatable gears are transversely arranged in the transmission seat, one side of each gear is fixed with an external motor, racks are meshed with two sides of each gear, and movable plates are respectively fixed on the two sliding rods.

Description

Transmission device of automatic blow molding machine

Technical Field

The utility model relates to the technical field of blow molding machines, in particular to a transmission device of an automatic blow molding machine.

Background

A blow molding machine is a plastic processing machine. After the liquid plastic is sprayed out, the plastic body is blown to a mold cavity with a certain shape by utilizing the wind power blown out by a machine, so that a product is manufactured, the machine is called a blow molding machine, the existing blow molding machine generally comprises a blanking structure, a blow molding structure, a moving structure, a forming mold and the like, and the existing blow molding process is generally as follows: firstly, blanking is carried out on a blanking structure of a blow molding machine, so that blow molding materials fall into a molding cavity, then a forming die is closed, then the forming die is moved to the bottom of the blow molding structure through a moving structure, then the blow molding structure descends, a blowing pipe of the blow molding structure blows, so that blown plastics are expanded and molded in the forming die, then the blow molding is carried through a conveying belt after demoulding, and then the forming die is moved back and forth by the moving structure, so that circulation blow molding can be realized.

The plastic bottle is transported by the conveying device, and the plastic bottle is light, so that the gravity center of the plastic bottle is unstable when empty, the plastic bottle is easy to topple in the process of conveying, the conveying quality is influenced, the whole conveying efficiency is influenced, meanwhile, the plastic bottle body is easy to damage due to excessive clamping, and the conveying device of the automatic blowing machine is provided for solving the problem.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the transmission device of the automatic blow molding machine, which effectively solves the problems that the transmission and the transportation of plastic bottles are carried out by means of the transmission device, and the gravity center of the plastic bottles is unstable when no load exists due to lighter texture of the plastic bottles, so that the toppling condition is extremely easy to occur in the transmission process, the transmission quality is influenced, the overall transmission efficiency is also influenced, and meanwhile, the plastic bottle body is easily damaged due to excessive clamping.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the transmission device of the automatic blow molding machine comprises a transmission seat, wherein a clamping mechanism is arranged on the transmission seat, and a buffer mechanism is arranged on the clamping mechanism;

the clamping mechanism comprises a fixed rod and a gear, two fixed rods are transversely arranged in the transmission seat, sliding rods are slidably arranged on the fixed rods, and racks are fixed on two opposite sides;

rotatable gears are transversely arranged in the transmission seats, one sides of the gears are fixed with an external motor, racks are meshed with two sides of the gears, moving plates are fixed on the two sliding rods, clamping plates are fixed at the upper ends of the moving plates, and clamping rings are arranged on the inner sides of the clamping plates.

Further, two the movable plate is distributed from top to bottom, and the both sides of transmission seat inner chamber all are connected with the guide bar, and two guide bars all run through the movable plate.

Further, buffer gear includes first recess, and first recess has all been seted up to the both sides of two grip block inner chambers, and first recess internal fixation has the gag lever post, slidable mounting has the fixed plate on the gag lever post, and the cover is equipped with the spring on the gag lever post, and the spring is located between the first recess of fixed plate.

Further, one side of the fixing plate, which is close to the clamping ring, is fixed with two sides of the clamping ring.

Further, buffer gear includes the second recess, and the second recess has all been seted up to two grip block insides, and the equal fixedly connected with gasbag of inside of two first recesses, the equal fixedly connected with spliced pole of the opposite end of two gasbags, the equal fixedly connected with grip ring of opposite end of two spliced poles.

Two vertical rods are fixed in the second groove, and the outer sides of the two vertical rods are in sliding connection with the outer sides of the connecting columns.

Further, one end of the air bag is fixed with an air outlet end.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this automatic transmission of blowing machine through being equipped with fixture, when needs transport the plastic bottle, the accessible fixture is to the spacing effect of plastic bottle, prevents the empting of plastic bottle, has promoted the stability of transmission.

2. This automatic transmission device of blowing machine through being equipped with buffer gear, can cushion its process through buffer gear to the in-process of centre gripping to the plastic bottle to can prevent excessive centre gripping and cause the damage to the plastic bottle body.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional side view of the clamping mechanism of the present utility model;

FIG. 3 is a schematic cross-sectional view of the gear and guide bar of the present utility model;

FIG. 4 is a schematic top view of the first groove and the stop lever of the present utility model;

fig. 5 is an enlarged view of fig. 4 at a in accordance with the present utility model.

In the figure: 1 transmission seat, 2 fixture, 201 dead lever, 202 slide bar, 203 rack, 204 gear, 205 movable plate, 206 grip block, 207 grip ring, 208 guide bar, 3 buffer mechanism, 301 first recess, 302 gag lever post, 303 dead plate, 304 spring, 305 second recess, 306 gasbag, 307 montant, 308 spliced pole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, a transmission device of an automatic blow molding machine in this embodiment includes a transmission seat 1, a clamping mechanism 2 is disposed on the transmission seat 1, and a buffer mechanism 3 is disposed on the clamping mechanism 2.

The clamping mechanism 2 comprises a fixed rod 201, two fixed rods 201 are transversely arranged in the transmission seat 1, sliding rods 202 are slidably arranged on the fixed rods 201, and racks 203 are fixed on two opposite sides.

A rotatable gear 204 and a gear 204 are transversely arranged in the transmission seat 1, one side of the gear 204 is fixed with an external motor, racks 203 are meshed with two sides of the gear 204, a moving plate 205 is fixed on each of the two sliding rods 202, a clamping plate 206 is fixed at the upper end of the moving plate 205, and a clamping ring 207 is arranged on the inner side of the clamping plate 206.

The device is characterized in that an external motor is started, the external motor drives a gear 204 to rotate, then the gear 204 is meshed with racks 203 on two sides, the upper rack 203 and the lower rack 203 are driven to respectively drive a sliding rod 202 to move relatively, and then the sliding rod 202 drives a moving plate 205, a clamping plate 206 and a clamping ring 207 to move relatively, so that the plastic bottle is limited and fixed.

Wherein, two movable plates 205 are distributed from top to bottom, and both sides of the inner cavity of the transmission seat 1 are connected with guide rods 208, and both guide rods 208 penetrate through the movable plates 205, so that the movable plates 205 at both sides are more stable.

Referring to fig. 4-5, the buffer mechanism 3 in this embodiment includes a first groove 301, two sides of the inner cavities of the two clamping plates 206 are respectively provided with the first groove 301, a limiting rod 302 is fixed in the first groove 301, a fixing plate 303 is slidably mounted on the limiting rod 302, a spring 304 is sleeved on the limiting rod 302, and the spring 304 is located between the first grooves 301 of the fixing plate 303.

The fixing plate 303 is fixed to both sides of the clamp ring 207 at a side close to the clamp ring 207, so that the movement of the fixing plates 303 at both sides can be stabilized.

The buffer mechanism 3 includes a second groove 305, the inner sides of the two clamping plates 206 are provided with the second groove 305, the inner sides of the two first grooves 301 are fixedly connected with air bags 306, one end of each air bag 306 is fixedly connected with an air outlet end, the opposite ends of the two air bags 306 are fixedly connected with connecting columns 308, and the opposite ends of the two connecting columns 308 are fixedly connected with clamping rings 207.

Two vertical rods 307 are fixed in the second groove 305, and the outer sides of the two vertical rods 307 are in sliding connection with the outer sides of the connecting columns 308.

The device extrudes the fixed plate 303 through the clamping ring 207, simultaneously the clamping ring 207 extrudes the connecting column 308, the connecting column 308 extrudes the air bag 306, the air bag 306 is retracted, the fixed plate 303 extrudes the spring 304, the spring 304 is retracted, and the retractility of the air bag 306 and the spring 304 is utilized to buffer the process of the device, so that the damage to the plastic bottle body caused by excessive clamping can be prevented.

The working principle of the embodiment is as follows:

through starting external motor, external motor drives gear 204 and rotates, again by gear 204 meshing both sides rack 203, upper and lower two rack 203 drive respectively drive slide bar 202 relative movement, again by slide bar 202 drive movable plate 205, grip block 206 and grip ring 207 relative movement, thereby carry out spacing fixed to the plastic bottle, extrude fixed plate 303 through grip ring 207, grip ring 207 extrusion spliced pole 308 simultaneously, spliced pole 308 extrusion gasbag 306, gasbag 306 is retracted, fixed plate 303 extrusion spring 304, spring 304 is retracted, reuse gasbag 306 and spring 304's extensibility, buffer its process, thereby can prevent excessive centre gripping and cause the damage to the plastic bottle body.

The two side sliding bars 202 can be rotated by starting an external motor, so that the two side moving plates 205 move in the middle, the two side clamping plates 206 move in the middle, the two side clamping rings 207 move in the middle, and therefore a plurality of groups of plastic bottles can be clamped and transmitted simultaneously.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. Transmission device of an automatic blow moulding machine, comprising a transmission seat (1), characterized in that: a clamping mechanism (2) is arranged on the transmission seat (1), and a buffer mechanism (3) is arranged on the clamping mechanism (2);

the clamping mechanism (2) comprises a fixed rod (201) and a gear (204), two fixed rods (201) are transversely arranged in the transmission seat (1), sliding rods (202) are slidably arranged on the fixed rods (201), and racks (203) are fixed on two opposite sides;

rotatable gears (204) are transversely arranged in the transmission seat (1), one sides of the gears (204) are fixed with an external motor, racks (203) are meshed with two sides of the gears (204), movable plates (205) are fixed on the two sliding rods (202), clamping plates (206) are fixed at the upper ends of the movable plates (205), and clamping rings (207) are arranged on the inner sides of the clamping plates (206).

2. A transfer device for an automatic blow molding machine according to claim 1, wherein: two movable plates (205) are distributed up and down, guide rods (208) are connected to two sides of the inner cavity of the transmission seat (1), and the two guide rods (208) penetrate through the movable plates (205).

3. A transfer device for an automatic blow molding machine according to claim 1, wherein: the buffer mechanism (3) comprises a first groove (301), the two sides of the inner cavities of the two clamping plates (206) are respectively provided with the first groove (301), a limiting rod (302) is fixed in the first groove (301), a fixing plate (303) is slidably mounted on the limiting rod (302), a spring (304) is sleeved on the limiting rod (302), and the spring (304) is located between the first grooves (301) of the fixing plate (303).

4. A transfer device for an automatic blow molding machine according to claim 3, wherein: one side of the fixing plate (303) close to the clamping ring (207) is fixed with two sides of the clamping ring (207).

5. A transfer device for an automatic blow molding machine according to claim 3, wherein: the buffer mechanism (3) comprises a second groove (305), the inner sides of the two clamping plates (206) are respectively provided with the second groove (305), the interiors of the two first grooves (301) are respectively fixedly connected with an air bag (306), the opposite ends of the two air bags (306) are respectively fixedly connected with a connecting column (308), and the opposite ends of the two connecting columns (308) are respectively fixedly connected with a clamping ring (207); two vertical rods (307) are fixed in the second groove (305), and the outer sides of the two vertical rods (307) are in sliding connection with the outer sides of the connecting columns (308).

6. The transfer device of an automatic blow molding machine according to claim 5, wherein: an air outlet end is fixed at one end of the air bag (306).