CN219583502U

CN219583502U - Edge cutting device of blow molding machine

Info

Publication number: CN219583502U
Application number: CN202320473229.1U
Authority: CN
Inventors: 鲁小毛; 刘时怀
Original assignee: Hubei Huaju Technology Co ltd
Current assignee: Hubei Huaju Technology Co ltd
Priority date: 2023-03-13
Filing date: 2023-03-13
Publication date: 2023-08-25
Anticipated expiration: 2033-03-13

Abstract

The utility model belongs to the technical field related to blow molding equipment, in particular to a trimming device of a blow molding machine, which comprises a workbench; the workbench is provided with a pair of forming dies; the workbench top is provided with a pair of first fixing columns; an electric cylinder is fixedly connected to the middle of the first fixed column; a first fixed block is fixedly connected to the end part of the electric cylinder; the top of the first fixed block is connected with a second fixed block in a threaded manner; a first fixing groove is formed in the top of the first fixing block; the cutting knife is arranged on the inner side wall of the first fixing groove, and the cutting knife is arranged through the cutting knife, so that the cutting knife can cut the bottle mouth of a product at the same height, the uniformity of the height of the product is effectively improved, the cutting error is reduced, the qualification rate of the product is increased, and the production cost is reduced.

Description

Edge cutting device of blow molding machine

Technical Field

The utility model relates to the technical field related to blow molding equipment, in particular to a trimming device of a blow molding machine.

Background

The machine for processing plastics by blow molding machines can customize the corresponding mold according to the needs of customers and then produce the corresponding product of the mold.

In the prior art, a blow molding machine sprays molten liquid plastic, then wind power blown out by the machine is utilized to blow the liquid plastic into a molding cavity of a mold, cooling molding is waited, the molding mold is opened, then the molding mold is put down, and redundant burrs of a product are trimmed manually.

When trimming burrs, the standard of burr trimming has no fixed requirement, and usually, the trimming conditions of products are different according to experience of a trimming worker, so that the quality of the products is affected.

Disclosure of Invention

In order to overcome the deficiencies of the prior art, at least one technical problem presented in the background art is solved.

The technical scheme adopted for solving the technical problems is as follows: the utility model relates to a cutting edge device of a blow molding machine, which comprises a workbench; the workbench is provided with a pair of forming dies; the workbench top is provided with a pair of first fixing columns; an electric cylinder is fixedly connected to the middle of the first fixed column; a first fixed block is fixedly connected to the end part of the electric cylinder; the top of the first fixed block is connected with a second fixed block in a threaded manner; a first fixing groove is formed in the top of the first fixing block; the inner side wall of the first fixed groove is provided with a cutting knife.

Preferably, a pair of first grooves are formed in the top of the first fixing block; a pair of second fixing columns are fixedly connected to the bottom of the second fixing block; a second groove is formed in the top of the first fixed block; the side wall of the second fixed block is fixedly connected with a sliding block; the second groove is connected with the sliding block in a sliding way; a pair of fixing screws are fixedly connected to the top of the first fixing block; and a limiting block is sleeved at the middle part of the fixing screw.

Preferably, the bottom of the pair of first fixing columns is fixedly connected with a third fixing block; a pair of second fixing grooves are formed in the top of the workbench; a clamping groove is formed in the side wall of the third fixed block; a pair of first through holes are formed in the side wall of the workbench; the inner side wall of the first through hole is fixedly connected with a spring piece; the end part of the spring piece is fixedly connected with a clamping tongue.

Preferably, a second through hole is formed in the middle of the first fixed block; the end part of the clamping tongue is fixedly connected with a connecting rope; the end part of the connecting rope is fixedly connected with a pull ring.

Preferably, the inner side wall of the first through hole is connected with a sealing block in a sliding manner; the end part of the sealing block is fixedly connected with a holding handle.

Preferably, a pair of side walls of the first fixing column are fixedly connected with a supporting frame; the supporting frames are symmetrically arranged.

The utility model has the advantages that:

1. according to the utility model, the cutting knife is arranged, so that the cutting knife can cut the bottle mouth of a product at the same height, the uniformity of the height of the product is effectively improved, the cutting error is reduced, the qualification rate of the product is increased, and the production cost is reduced.

2. According to the utility model, through the limiting block, when the cutting knife is replaced, the limiting block is rotated to the side which is not contacted with the second fixed block, at the moment, the second fixed column and the sliding block can be taken out from the first groove and the second groove, and then the second fixed block is taken down for replacement.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a perspective view of a first embodiment;

FIG. 2 is a cross-sectional view of the first embodiment;

FIG. 3 is a perspective view of a stopper according to the first embodiment;

figure 4 is a perspective view of a spring leaf in a first embodiment;

fig. 5 is a perspective view of a rubber pad according to the second embodiment.

In the figure: 1. a work table; 11. a forming die; 12. a first fixing column; 13. an electric cylinder; 14. a first fixed block; 15. a second fixed block; 16. a first fixing groove; 17. a cutting knife; 2. a first groove; 21. a second fixing column; 22. a second groove; 23. a slide block; 24. a set screw; 25. a limiting block; 3. a second fixing groove; 31. a third fixed block; 32. a clamping groove; 33. a first through hole; 34. a spring piece; 35. a clamping tongue; 4. a second through hole; 41. a connecting rope; 42. a pull ring; 5. a sealing block; 51. a grip; 6. a support frame; 7. and a rubber pad.

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.

Example 1

Referring to FIGS. 1-4, a trimming device of a blow molding machine comprises a workbench 1; the workbench 1 is provided with a pair of forming dies 11; a pair of first fixing columns 12 are arranged on the top of the workbench 1; an electric cylinder 13 is fixedly connected to the middle of the first fixed column 12; the end part of the electric cylinder 13 is fixedly connected with a first fixed block 14; the top of the first fixed block 14 is connected with a second fixed block 15 in a threaded manner; a first fixing groove 16 is formed in the top of the first fixing block 14; the cutting knife 17 is arranged on the inner side wall of the first fixing groove 16, when the device extrudes a molded product between a pair of molding dies 11 during operation, through the set electric cylinder 13, when the pair of electric cylinders 13 is restarted, the electric cylinder 13 can push the cutting knife 17 at the end part, so that the cutting knife 17 penetrates through the bottle mouth of the product, when the cutting knife 17 moves to the other end of the molding die 11, the cutting knife 17 cuts off redundant materials of the bottle mouth of the product, then the device returns to the original position, a worker takes down the product, and through the set cutting knife 17, the cutting knife 17 can cut the bottle mouth of the product at the same height, thereby effectively improving the uniformity of the height of the product, reducing the cutting error, increasing the qualification rate of the product and reducing the production cost.

A pair of first grooves 2 are formed in the top of the first fixing block 14; a pair of second fixing columns 21 are fixedly connected to the bottom of the second fixing block 15; a second groove 22 is formed in the top of the first fixed block 14; the side wall of the second fixed block 15 is fixedly connected with a sliding block 23; the second groove 22 is in sliding connection with the sliding block 23; a pair of fixing screws 24 are fixedly connected to the top of the first fixing block 14; the fixed screw 24 middle part cover is equipped with stopper 25, during operation, through long-time high-load use, the cutting knife 17 wearing and tearing are serious, need change, traditional fixed mode is through the screw fixing second fixed block 15 at first fixed block 14 top, when changing cutting knife 17, need use the instrument to unscrew the screw and change, through stopper 25 that sets up, when changing cutting knife 17, rotate stopper 25 to the one side that does not contact with second fixed block 15, alright take out second fixed column 21 and slider 23 in follow first recess 2 and second recess 22 this moment, and then take off second fixed block 15 and change, through the design to first fixed block 14 and second fixed block 15 disconnect-type, the effectual dismantlement step of staff to second fixed block 15 that has simplified, and then made things convenient for the dismantlement of staff to second fixed block 15, the work load when the staff dismantles second fixed block 15, and then the staff has made things convenient for the maintenance of staff to equipment.

A third fixing block 31 is fixedly connected to the bottoms of the pair of first fixing columns 12; a pair of second fixing grooves 3 are formed in the top of the workbench 1; a clamping groove 32 is formed in the side wall of the third fixed block 31; a pair of first through holes 33 are formed in the side wall of the workbench 1; the inner side wall of the first through hole 33 is fixedly connected with a spring piece 34; the end part of the spring piece 34 is fixedly connected with the clamping tongue 35, when the first fixing column 12 is installed in working, a worker needs to insert the third fixing block 31 into the second fixing groove 3, when the third fixing block 31 enters the second fixing groove 3, the third fixing block 31 can extrude the clamping tongue 35 into the first through hole 33, when the third fixing block 31 completely enters the second fixing groove 3, the spring piece 34 can be pushed into the clamping groove 32 by the clamping tongue 35, so that the first fixing column 12 is installed and fixed, the step is effectively simplified, the installation step of the worker to the first fixing column 12 is facilitated, the installation and the fixation of the worker to the first fixing column 12 are facilitated, and the workload of the worker in the process of installing the first fixing column 12 is reduced.

The middle part of the first fixed block 14 is provided with a second through hole 4; the end part of the clamping tongue 35 is fixedly connected with a connecting rope 41; the connecting rope 41 tip rigid coupling has pull ring 42, and during operation, the use jar 13 of long-time high load breaks down, needs to change the maintenance, and the staff pulls pull ring 42 this moment, and pull ring 42 is connected through connecting rope 41 with the block tongue 35, when pulling pull ring 42, the block tongue 35 will be pulled into first through-hole 33 in, alright take out first fixed column 12 this moment, this step, the effectual staff's of having simplified the dismantlement step to equipment, has made things convenient for the staff to the dismantlement of equipment, reduced the work load of staff when dismantling, the staff of being convenient for dismantles the maintenance to equipment.

The inner side wall of the first through hole 33 is connected with a sealing block 5 in a sliding manner; the end part of the sealing block 5 is fixedly connected with the holding handle 51, and when the sealing block is in operation, the sealing effect in the first through hole 33 is effectively improved, the condition that impurity dust enters into the first through hole 33 is reduced, the sliding smoothness of the clamping tongue 35 in the first through hole 33 is improved, and the sealing block 5 is conveniently pulled out of the first through hole 33 by a worker through the holding handle 51.

The side walls of the pair of first fixing columns 12 are fixedly connected with a supporting frame 6; the support frame 6 is symmetrical, and during operation, through the support frame 6 that sets up, has carried out effectual support to electric jar 13, increases the stability of equipment.

Example two

Referring to fig. 5, in a first comparative example, as another embodiment of the present utility model, the end portion of the second fixing block 15 is fixedly connected with the rubber pad 7, and during operation, the rubber pad 7 is disposed, so that when the second fixing block 15 compresses the cutting blade 17, the friction force between the rubber pad 7 and the cutting blade 17 is increased, and the fixing effect of the device on the cutting blade 17 is further increased.

When the device presses a formed product between a pair of forming dies 11, the electric cylinders 13 are arranged, when the pair of electric cylinders 13 are restarted, the electric cylinders 13 push the cutting knife 17 at the end part, so that the cutting knife 17 passes through the bottleneck of the product, when the cutting knife 17 moves to the other end of the forming die 11, the cutting knife 17 cuts off redundant materials of the bottleneck of the product, then the device returns to the original position, a worker takes down the product, the cutting knife 17 can cut the bottleneck of the product at the same height through the arranged cutting knife 17, the uniformity of the height of the product is effectively improved, the cutting error is reduced, the qualification rate of the product is increased, the production cost is reduced, the cutting knife 17 is severely worn after long-time high-load use, the product needs to be replaced, and in a traditional fixing mode, the second fixing block 15 is fixed on the top of the first fixing block 14 through the screw, when the cutting knife 17 is replaced, the screw is required to be unscrewed by a tool for replacement, through the limiting block 25, when the cutting knife 17 is replaced, the limiting block 25 is rotated to one side which is not contacted with the second fixing block 15, at the moment, the second fixing column 21 and the sliding block 23 can be taken out from the first groove 2 and the second groove 22, the second fixing block 15 is further removed for replacement, through the design of separating the first fixing block 14 from the second fixing block 15, the disassembling step of the second fixing block 15 by a worker is effectively simplified, the disassembling of the second fixing block 15 by the worker is further facilitated, the workload of the worker when the second fixing block 15 is disassembled is reduced, the maintenance of equipment by the worker is further facilitated, when the first fixing column 12 is installed during working, the staff need insert third fixed block 31 in second fixed slot 3, when third fixed block 31 enters into second fixed slot 3, third fixed block 31 can extrude latch 35 into first through-hole 33, when third fixed block 31 enters into second fixed slot 3 completely, spring leaf 34 can be pushed into draw-in groove 32 by latch 35, thereby accomplish the installation fixed to first fixed column 12, this step, the effectual installation step of staff to first fixed column 12 of having made things convenient for the staff, the installation fixed to first fixed column 12 of staff has been reduced, the work load when the staff installs first fixed column 12 of having reduced, during operation, the time of passing through the use jar 13 of long-time high load breaks down, need change maintenance, at this moment, staff's pulling pull ring 42 is connected through connecting rope 41 with latch 35, at the time of pulling pull ring 42, latch 35 will be pulled into first through-hole 33 in, alright take out first fixed column 12, this step has effectually simplified the staff to the installation fixed step, the staff has reduced the work load when the staff has improved the sealed through-hole 33 of the setting up of the staff to the equipment, the staff has been reduced through-hole 33 when the sealed, the staff has improved the sealed through-hole 33, the effect of setting up the staff has been convenient for the staff has been removed the sealed through-hole 33 when the staff has been improved the sealed, the equipment has been removed through-hole 33, the sealed through-hole 33, the filter 13 has been improved the convenient for setting up in the sealed through-hole 33.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims

1. The edge cutting device of the blow molding machine comprises a workbench (1); the workbench (1) is provided with a pair of forming dies (11); the method is characterized in that: a pair of first fixing columns (12) are arranged on the top of the workbench (1); an electric cylinder (13) is fixedly connected to the middle of the first fixed column (12); a first fixed block (14) is fixedly connected to the end part of the electric cylinder (13); the top of the first fixed block (14) is connected with a second fixed block (15) in a threaded manner; a first fixing groove (16) is formed in the top of the first fixing block (14); the inner side wall of the first fixing groove (16) is provided with a cutting knife (17).

2. A blow molding machine trimming apparatus as defined in claim 1 wherein: a pair of first grooves (2) are formed in the top of the first fixing block (14); a pair of second fixing columns (21) are fixedly connected to the bottom of the second fixing block (15); a second groove (22) is formed in the top of the first fixed block (14); a sliding block (23) is fixedly connected to the side wall of the second fixed block (15); the second groove (22) is in sliding connection with the sliding block (23); a pair of fixing screws (24) are fixedly connected to the top of the first fixing block (14); a limiting block (25) is sleeved at the middle part of the fixed screw (24).

3. A blow molding machine trimming apparatus as defined in claim 2 wherein: a third fixed block (31) is fixedly connected to the bottoms of the pair of first fixed columns (12); a pair of second fixing grooves (3) are formed in the top of the workbench (1); a clamping groove (32) is formed in the side wall of the third fixed block (31); a pair of first through holes (33) are formed in the side wall of the workbench (1); the inner side wall of the first through hole (33) is fixedly connected with a spring piece (34); the end part of the spring piece (34) is fixedly connected with a clamping tongue (35).

4. A blow molding machine trimming apparatus as defined in claim 3 wherein: a second through hole (4) is formed in the middle of the first fixed block (14); the end part of the clamping tongue (35) is fixedly connected with a connecting rope (41); a pull ring (42) is fixedly connected to the end part of the connecting rope (41).

5. The blow molding machine trimming apparatus of claim 4, wherein: the inner side wall of the first through hole (33) is connected with a sealing block (5) in a sliding manner; the end part of the sealing block (5) is fixedly connected with a holding handle (51).

6. A blow molding machine trimming apparatus as defined in claim 5 wherein: the side walls of the pair of first fixing columns (12) are fixedly connected with a supporting frame (6); the supporting frames (6) are symmetrically arranged.