CN111070642B - Blow molding barrel side cut device - Google Patents
Blow molding barrel side cut device Download PDFInfo
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- CN111070642B CN111070642B CN201911274634.5A CN201911274634A CN111070642B CN 111070642 B CN111070642 B CN 111070642B CN 201911274634 A CN201911274634 A CN 201911274634A CN 111070642 B CN111070642 B CN 111070642B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/48—Moulds
- B29C49/50—Moulds having cutting or deflashing means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/712—Containers; Packaging elements or accessories, Packages
- B29L2031/7154—Barrels, drums, tuns, vats
Abstract
A blow molding barrel edge cutting device comprises a driving template, a driven template, a base frame, a template power device, a barrel part clamping mechanism, a barrel bottom material removing mechanism and a barrel top material removing mechanism, wherein the driving template and the driven template are movably arranged on the base frame; the barrel bottom material removing mechanism comprises a first cylinder body fixing block, a first lifting positioning cylinder, a lateral positioning cylinder, a barrel bottom cutter connecting block, a barrel bottom cutter, a first driven side positioning block, a second cylinder body fixing block, a second lifting positioning cylinder, a barrel bottom positioning block and a first driving side positioning block; the barrel top material removing mechanism comprises a punching cylinder, a movable die plate, a movable die guide pillar, a Z-shaped combined guide pillar, an inclined wedge block, a second driven side positioning block, a main push connecting knife block, a side push connecting knife block, a main cutter, a side cutter and a second driving side positioning block; the invention adopts a multi-cylinder driving and wedge structure, and enriches and optimizes the action path of the trimming.
Description
Technical Field
The invention relates to the field of auxiliary facilities for plastic processing, in particular to a blow molding barrel edge cutting device capable of solving the problem of structural interference.
Background
The mold is limited by an extrusion blow molding forming process, flash can be generated at parting surface positions at two ends of a barrel body after an extrusion blow molding mold is assembled, a common mold is also used for ensuring a precision design material containing groove, but such semi-finished products cannot be directly used, the flash of an extrusion blow molding piece needs to be accurately and quickly removed on the premise of not damaging the plastic piece, the existing flash removing mode is generally as follows, firstly, a traditional handheld scalpel is used for cutting off along a parting surface track, secondly, a regular rotary body can be cut off in a rotating mode, and thirdly, a mask assembling mode is adopted for a linear punching device which is designed in an extrusion blow molding mode. However, in order to meet more use conditions, the structure of some plastic parts becomes complicated, the shape and position of flash at the parting surface position also become complicated, for manual knife execution, the trace corner is large, which causes great blade loss and high labor intensity, the automatic linear punching is limited by the flash distribution condition of the parting surface, and in some structural design limitations meeting special use conditions, the concave design and the special design of the supporting part cause linear punching trace interference. The invention aims to realize full-automatic edge cutting, is accurate and quick, does not damage the plastic part and solves the problem of flash removal under the condition of serious interference.
Disclosure of Invention
The invention aims to solve the technical problem of providing the blow molding barrel edge cutting device with accurate and quick edge cutting aiming at the problems in the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: a blow molding barrel edge cutting device comprises a driving template, a driven template, a base frame, a template power device, a barrel part clamping mechanism, a barrel bottom material removing mechanism and a barrel top material removing mechanism, wherein the driving template and the driven template are movably mounted on the base frame;
the barrel bottom material removing mechanism comprises a first cylinder body fixing block, a first lifting positioning cylinder, a lateral positioning cylinder, a barrel bottom cutter connecting block, a barrel bottom cutter, a first driven side positioning block, a second cylinder body fixing block, a second lifting positioning cylinder, a barrel bottom positioning block and a first driving side positioning block, wherein the first cylinder body fixing block, the first lifting positioning cylinder, the lateral positioning cylinder, the barrel bottom cutter connecting block, the first driven side positioning block are arranged on one side of the driven template;
the first cylinder body fixing block is fixedly arranged on the driven template, the first lifting positioning cylinder is fixedly arranged on the top surface of the first cylinder body fixing block, the lateral positioning cylinder is horizontally fixed on the driven template, the barrel bottom connecting cutter block is arranged below the first cylinder body fixing block, a push rod of the first lifting positioning cylinder vertically penetrates through the first cylinder body fixing block, the end part of the push rod is fixedly connected with the barrel bottom connecting cutter block, the push rod of the lateral positioning cylinder horizontally penetrates through the first cylinder body fixing block, and the end part of the push rod is fixedly connected with the barrel bottom connecting cutter block; the lower surface of the barrel bottom cutter connecting block is matched with the outer contour of the barrel bottom, and the barrel bottom cutter is welded on the lower surface of the barrel bottom cutter connecting block in a fitting manner;
the second cylinder body fixing block is fixedly arranged on the driving template, the second lifting positioning cylinder is fixedly arranged on the top surface of the second cylinder body fixing block, the barrel bottom positioning block is arranged below the second cylinder body fixing block, a push rod of the second lifting positioning cylinder penetrates through the second cylinder body fixing block, and the end part of the push rod is fixedly connected with the barrel bottom positioning block;
the first driven side positioning block is arranged on the driven template, the first driving side positioning block is arranged on the driving template, the opposite surfaces of the first driven side positioning block and the first driving side positioning block are matched with the barrel top, and the first driven side positioning block and the first driving side positioning block are used for positioning and fixing the blow-molded barrel part;
the barrel top material removing mechanism sequentially comprises a punching cylinder, a movable die plate, a movable die guide pillar, a Z-shaped combined guide pillar, an inclined wedge block, a second driven side positioning block, a main push connecting cutter block, a side push connecting cutter block, a main cutter, a side cutter and a second driving side positioning block from the direction from the driven die plate to the driving die plate;
the punching cylinder is fixed on the movable template, a through hole is formed in the middle of the movable template, a push rod of the punching cylinder penetrates through the through hole, the end part of the push rod of the punching cylinder is fixedly connected with the driven template, a plurality of movable mold guide columns are arranged, one end of each movable mold guide column, which is far away from the blow molding barrel, is fixed on the movable template, and the other end of each movable mold guide column penetrates through the driven template and is fixedly connected with the main push connecting cutter block; the Z-shaped combined guide pillar and the oblique wedge blocks are symmetrically arranged relative to the blowing barrel, the middle part of the Z-shaped combined guide pillar is bent, one end, far away from the blowing barrel, of the Z-shaped combined guide pillar is fixed on the movable template, the other end of the Z-shaped combined guide pillar penetrates through the driven template and is fixedly connected with the side pushing connecting cutter block, each oblique wedge block comprises a first oblique wedge block and a second oblique wedge block, and the first oblique wedge block and the second oblique wedge blocks are installed on two sides of the Z-shaped combined guide pillar and are matched with the bent part in the middle part of the Z-shaped combined guide pillar;
the second driven side positioning block is arranged on the driven template, the inner sides of the second driven side positioning block and a second driving side positioning block arranged on the driving template are both circular arcs matched with the blow molding barrel part, the second driven side positioning block is matched with the second driving side positioning block to position and fix the blow molding barrel part, and a plurality of material ejecting bulges used for ejecting flash materials are integrally formed on the second driving side positioning block; the main push connecting cutter block and the side push connecting cutter block are matched with the outer contour of the barrel top, the main cutter is welded on the inner side of the main push connecting cutter block in a fitting mode, and the side cutter is welded on the inner side of the side push connecting cutter block in a fitting mode.
Further, the base frame comprises a fixed bottom plate, an I-shaped side fixed seat, a slide rail guide pillar, a middle fixed sleeve and an end fixed sleeve, the I-shaped side fixed seat, the slide rail guide pillar and the fixed sleeve are symmetrically arranged on two sides of the driving template and the driven template, the bottom of the I-shaped side fixed seat is fixed on the fixed bottom plate through screws, the slide rail guide pillar is fixedly arranged on the inner side of the I-shaped side fixed seat, the middle fixed sleeve is fixedly arranged on the slide rail guide pillar movably covered by the driving template and the driven template, and the end fixed sleeves are fixedly arranged at the head end and the tail end of the slide rail guide pillar.
Further, the template power device comprises a main driving cylinder, a main driving cylinder base and an auxiliary driving cylinder, wherein the main driving cylinder and the main driving cylinder base are arranged on one side of the driving template, the end part of a push rod of the main driving cylinder is fixed with the driving template, the main driving cylinder base is fixedly arranged below the main driving cylinder, the auxiliary driving cylinder is arranged between the driving template and the driven template, the right side of the auxiliary driving cylinder is fixedly connected with the driving template, and the end part of the push rod extending out of the left side of the auxiliary driving cylinder is fixedly connected with the driven template.
Further, bucket fixture includes motor linear push rod, motor linear push rod base and annular sucking disc, motor linear push rod base is fixed to be set up in motor linear push rod below, the fixed annular sucking disc that is provided with of push rod extension end of motor linear push rod.
Furthermore, two auxiliary fixing guide columns are symmetrically arranged at the top of the driving template and the top of the driven template.
Furthermore, a first positioning cushion block is arranged between the first cylinder body fixing block and the second driven side positioning block, the first positioning cushion block is fixed on the driven template, a second positioning cushion block is arranged between the fixed top block and the first driving side positioning block, and the second positioning cushion block is fixed on the driving template.
Furthermore, the Z-shaped combined guide pillar comprises a rectangular guide block, a parallelogram connecting block, a cylindrical guide block and a connecting cylinder, and the connecting cylinder sequentially penetrates through the rectangular guide block, the parallelogram connecting block and the cylindrical guide block to fixedly connect the rectangular guide block, the parallelogram connecting block and the cylindrical guide block.
Furthermore, a buckle fixing block is arranged at the lower part of the barrel bottom positioning block.
Furthermore, the number of the movable die guide columns is four.
Furthermore, the main driving cylinder, the auxiliary driving cylinder, the first lifting positioning cylinder, the lateral positioning cylinder, the second lifting positioning cylinder and the punching cylinder can be air cylinders, hydraulic cylinders or oil cylinders.
Compared with the prior art, the blow molding barrel edge cutting device adopts multi-cylinder driving, reduces the structural complexity of the mold, and performs long-stroke multidirectional displacement so as to avoid the influence of barrel body structure interference; in addition, the inclined wedge structure is adopted to displace in multiple directions of short stroke, so that excessive driving is avoided, the designed segmented structure has good manufacturability and is convenient for adjusting specific stroke, the shape cutter designed in a matched mode with the barrel piece can be adjusted in a targeted mode according to the shape of the blow-molded barrel piece, the edge cutting device of the whole blow-molded barrel is accurate and rapid in edge cutting, full-automatic in edge cutting and convenient to operate.
Drawings
Fig. 1 is a perspective view of a blow molded pail of the present invention.
FIG. 2 is a schematic front view of a blow molded barrel and its retained flash of the present invention.
Fig. 3 is a perspective view of the blow molding barrel edge cutting device of the invention.
Fig. 4 is a front view of the blow molded barrel trimming apparatus of the present invention.
Fig. 5 is an exploded view of the blow molded barrel trimming apparatus of the present invention.
Fig. 6 is a front view of the driving die plate, the driven die plate, the barrel bottom discharging mechanism and the barrel top discharging mechanism of the present invention.
Fig. 7 is an exploded view of the bottom and top drum discharge mechanisms of the present invention.
Fig. 8 is an exploded view of the bottom and top drum feed mechanisms of the present invention from another perspective.
Fig. 9 is an exploded view of the present invention Z-shaped combination guide post and wedge.
Reference numerals: 1. blowing the barrel; 11. a barrel bottom; 111. buckling; 112. a support leg; 12. a barrel top; 121. hanging a lug; 122. a pipe orifice; 2. an active template; 21. a guide sleeve; 22. auxiliary fixing guide posts; 3. a driven template; 4. a base frame; 41. fixing the bottom plate; 42. an I-shaped side fixing seat; 43. a slide rail guide post; 44. a middle fixing sleeve; 45. end fixing sleeves; 5. a template power device; 51. a main drive cylinder; 52. a main drive cylinder base; 53. an auxiliary drive cylinder; 6. a barrel clamping mechanism; 61. a motor linear push rod; 62. a motor linear push rod base; 63. an annular suction cup; 7. a barrel bottom material removing mechanism; 71. a first cylinder body fixing block; 72. a first elevation positioning cylinder; 73. a lateral positioning cylinder; 74. the bottom of the barrel is connected with a cutter block; 75. a barrel bottom cutter; 76. a first driven side positioning block; 77. a second cylinder body fixing block; 78. a second elevation positioning cylinder; 79. a barrel bottom positioning block; 791. a fixing block is buckled; 710. a first active side positioning block; 711. a first positioning cushion block; 712. a second positioning cushion block; 8. a barrel top material removing mechanism; 81. punching a cylinder; 82. moving the template; 83. a movable die guide pillar; 84. a Z-shaped combined guide pillar; 841. a rectangular guide block; 842. a parallelogram connecting block; 843. a cylindrical guide block; 844. a connecting cylinder; 85. a tapered wedge; 851. a first tapered wedge; 852. a second tapered wedge; 86. a second driven side positioning block; 87. a main push connecting cutter block; 88. laterally pushing the cutter connecting block; 89. a main cutter; 810. a side cutter; 811. a second driving side positioning block; 8111. ejecting a material bump;
Detailed Description
The invention is described in further detail below with reference to the accompanying examples.
Because the enterprise is a down-blowing type extrusion blow mold during production, the blow molding port is at the pipe orifice 122 in the middle of the barrel top 12, namely the extrusion blow barrel is inverted during production, in order to enable the blow molded barrel part 1 to be directly placed into the edge trimmer after being manufactured and avoid increasing the operation of overturning, the edge trimmer of the invention also adopts the placing state, namely the upper part of the edge trimmer is used for processing the flash at the barrel bottom 11, and the lower part is used for processing the flash at the barrel top 12; the die joint department integrated into one piece in 11 middle parts of the barrel head of blowing bucket spare 1 in this embodiment has two buckles 111, the surface of barrel head 11 is equipped with stabilizer blade 112, there is outwardly protruding hangers 121 on barrel head 12 both sides, hangers 121 position is inwards sunken, barrel head 12 outwards extends has three mouth of pipe 122 side by side, mouth of pipe 122 diameter is 20mm from a left side to the right side in proper order, 56mm and 14mm, the flash is all kept somewhere easily in above-mentioned position, stabilizer blade 112's arch, the shape of hangers 121, the sunken simple removal that all makes the flash through the straight line die-cut in hangers 121 department, need abundant, change excision route, walk around the interference, avoid producing the destruction to the body of blowing bucket spare 1.
As shown in fig. 1 to 9, a blow molding barrel edge cutting device comprises a driving template 2, a driven template 3, a base frame 4, a template power device 5, a barrel clamping mechanism 6, a barrel bottom material removing mechanism 7 and a barrel top material removing mechanism 8, wherein the driving template 2 and the driven template 3 are movably mounted on the base frame 4, guide sleeves 21 are respectively arranged on two sides of the bottoms of the driving template 2 and the driven template 3, the template power device 5 can control the driving template 2 and the driven template 3 to move close to or away from the base frame 4, namely, the base frame 4 limits the front, back, up and down freedom degrees of the driving template 2 and the driven template 3, and the left and right freedom degrees are reserved; the bucket holding mechanism 6 is used to insert and remove the blow molded bucket 1 between the driving die plate 2 and the driven die plate 3.
Specifically, the base frame 4 includes a fixed base plate 41, an i-shaped side fixed seat 42, a slide rail guide post 43, a middle fixed sleeve 44 and an end fixed sleeve 45, the i-shaped side fixed seat 42, the slide rail guide post 43, the fixed sleeves are symmetrically arranged on two sides of the driving template 2 and the driven template 3, the bottom of the i-shaped side fixed seat 42 is fixed on the fixed base plate 41 through screws, the slide rail guide post 43 is fixedly arranged on the inner side of the i-shaped side fixed seat 42, the middle fixed sleeve 44 is fixedly arranged on the slide rail guide post 43 covered by the driving template 2 and the driven template 3 in a moving manner, the end fixed sleeves 45 are fixedly arranged at the head and the tail ends of the slide rail guide post 43, and the templates are prevented from sliding out.
Specifically, the template power device 5 comprises a main driving cylinder 51, a main driving cylinder 51 base and an auxiliary driving cylinder 53, wherein the main driving cylinder 51 and the main driving cylinder 51 base are arranged on one side of the driving template 2, the end part of a push rod of the main driving cylinder 51 is fixed with the driving template 2, the main driving cylinder 51 base is fixedly arranged below the main driving cylinder 51 and plays a role in supporting, the auxiliary driving cylinder 53 is arranged between the driving template 2 and the driven template 3, the right side of the auxiliary driving cylinder 53 is fixedly connected with the driving template 2, and the end part of the push rod extending out of the left side of the auxiliary driving cylinder 53 is fixedly connected with the driven template 3; the main driving cylinder 51 and the auxiliary driving cylinder 53 act together to control the approaching and the principle of the driving template 2 and the driven template 3, and through the arrangement of the two driving cylinders, the interference of the base frame 4 and the like in the moving process can be avoided, and the positions of the driving template 2 and the driven template 3 can be controlled more accurately.
Specifically, barrel fixture 6 includes motor linear push rod 61, motor linear push rod 61 base and annular sucking disc 63, motor linear push rod 61 base is fixed to be set up in motor linear push rod 61 below, because motor linear push rod 61's stroke is longer, motor linear push rod 61 base can play the supporting role, and make motor linear push rod 61's operation more steady, motor linear push rod 61's the fixed annular sucking disc 63 that is provided with of push rod extension, annular sucking disc 63 is used for taking fixed blowing barrel spare 1, motor linear push rod 61 can control annular sucking disc 63 and transport the blowing barrel spare 1 of taking the flash.
Specifically, two auxiliary fixing guide posts 22 are symmetrically arranged at the top of the driving die plate 2 and the top of the driven die plate 3, so as to assist the slide rail guide posts 43 at the bottom and the auxiliary driving cylinder 53 at the middle part to further fix the driving die plate 2 and the driven die plate 3, and enhance the stability.
The barrel bottom material removing mechanism 7 comprises a first cylinder body fixing block 71, a first lifting positioning cylinder 72, a lateral positioning cylinder 73, a barrel bottom connecting cutter block 74, a barrel bottom cutter 75, a first driven side positioning block 76, a second cylinder body fixing block 77, a second lifting positioning cylinder 78, a barrel bottom positioning block 79 and a first driving side positioning block 710 which are arranged on one side of the driving template 2;
the first cylinder body fixing block 71 is fixedly arranged on the driven template 3, the first lifting positioning cylinder 72 is fixedly arranged on the top surface of the first cylinder body fixing block 71, the lateral positioning cylinder 73 is horizontally fixed on the driven template 3, the barrel bottom cutter connecting block 74 is arranged below the first cylinder body fixing block 71, a push rod of the first lifting positioning cylinder 72 vertically penetrates through the first cylinder body fixing block 71, the end part of the push rod is fixedly connected with the barrel bottom cutter connecting block 74, the push rod of the lateral positioning cylinder 73 horizontally penetrates through the first cylinder body fixing block 71, and the end part of the push rod is fixedly connected with the barrel bottom cutter connecting block 74, namely the first lifting positioning cylinder 72 and the lateral positioning cylinder 73 can control the horizontal displacement and the vertical displacement of the barrel bottom cutter connecting block 74; the lower surface of the barrel bottom cutter connecting block 74 is matched with the outer contour of the barrel bottom 11, and the barrel bottom cutter 75 is welded on the lower surface of the barrel bottom cutter connecting block 74 in a fitting manner;
a second cylinder fixing block 77 is fixedly arranged on the driving template 2, a second lifting positioning cylinder 78 is fixedly arranged on the top surface of the second cylinder fixing block 77, a barrel bottom positioning block 79 is arranged below the second cylinder fixing block 77, the lower surface of the barrel bottom positioning block 79 can be adjusted according to the specific shape of the barrel bottom 11, a push rod of the second lifting positioning cylinder 78 penetrates through the second cylinder fixing block 77, and the end part of the push rod is fixedly connected with the barrel bottom positioning block 79 so as to control the vertical displacement of the barrel bottom positioning block 79;
the first driven side positioning block 76 is mounted on the driven template 3, the first driving side positioning block 710 is mounted on the driving template 2, the opposite surfaces of the first driven side positioning block 76 and the first driving side positioning block 710 are matched with the barrel top 12, and the first driven side positioning block and the first driving side positioning block are matched to position and fix the blow-molded barrel part 1.
Preferably, the lower part of the bucket bottom positioning block 79 is provided with a buckle 111 fixing block, and the buckle 111 fixing block is used for abutting against the buckle 111 on the bucket bottom 11, so that the buckle 111 is prevented from being damaged in the process of removing the flash.
Preferably, a first positioning cushion block 711 is arranged between the first cylinder fixing block 71 and the second driven side positioning block 86, the first positioning cushion block 711 is fixed on the driven die plate 3, a second positioning cushion block 712 is arranged between the fixed top block and the first driving side positioning block 710, and the second positioning cushion block 712 is fixed on the driving die plate 2.
The barrel top material removing mechanism 8 sequentially comprises a punching cylinder 81, a movable die plate 82, a movable die guide post 83, a Z-shaped combined guide post 84, an inclined wedge 85, a second driven side positioning block 86, a main push connecting cutter block 87, a side push connecting cutter block 88, a main cutter 89, a side cutter 810 and a second driving side positioning block 811 from the driven die plate 3 to the driving die plate 2;
the punching cylinder 81 is fixed on the movable template 82, a through hole is formed in the middle of the movable template 82, a push rod of the punching cylinder 81 penetrates through the through hole, the end part of the push rod of the punching cylinder 81 is fixedly connected with the driven template 3, a plurality of movable mold guide pillars 83 are arranged, one end of each movable mold guide pillar 83, which is far away from the blowing barrel part 1, is fixed on the movable template 82, and the other end of each movable mold guide pillar 83 penetrates through the driven template 3 and is fixedly connected with the main push connecting cutter block 87; the Z-shaped combined guide post 84 and the inclined wedge 85 are symmetrically arranged relative to the blowing barrel part 1, the middle part of the Z-shaped combined guide post 84 is bent, one end far away from the blowing barrel part 1 is fixed on the movable mould plate 82, the other end penetrates through the driven mould plate 3, the inclined wedge 85 is fixedly connected with the side push connecting cutter block 88, the inclined wedge 85 comprises a first inclined wedge 851 and a second inclined wedge 852, the first inclined wedge 851 and the second inclined wedge 852 are arranged at two sides of the Z-shaped combined guide pillar 84 and are matched with the bending part at the middle part of the Z-shaped combined guide pillar 84, namely, the opposite surfaces of the first wedge 851 and the second wedge 852, the first wedge 851 is horizontal and is recessed to one side in the rear direction, the second wedge 852 is also horizontal and then is raised to the same side, namely, the Z-shaped combined guide post 84 and the inclined wedge 85 form an inclined wedge mechanism, and the inclined wedge 85 is used for adjusting the motion path of the Z-shaped combined guide post 84 so that the side push connecting cutter block 88 can enter the inner recess of the hanging lug 121 of the blow-molded barrel body;
the second driven side positioning block 86 is installed on the driven template 3, the inner sides of the second driven side positioning block 86 and the second driving side positioning block 811 installed on the driving template 2 are both circular arcs matched with the blowing barrel part 1, the second driven side positioning block 86 is matched with the second driving side positioning block 811 to position and fix the blowing barrel part 1, a plurality of material ejecting bulges are integrally formed on the second driving side positioning block 811 and used for ejecting overflowing materials and matched with a cutter on one side of the driven template 3 to remove the overflowing materials; the main push connecting cutter block 87 and the side push connecting cutter block 88 are matched with the outer contour of the barrel top 12, the side push connecting cutter block 88 is designed aiming at the outer contour of the structure of the hanging lug 121 in the embodiment, the main cutter 89 is welded on the inner side of the main push connecting cutter block 87 in a fitting manner, and the side cutter 810 is welded on the inner side of the side push connecting cutter block 88 in a fitting manner.
Preferably, the zigzag-shaped combined guide pillar 84 comprises a rectangular guide block 841, a parallelogram connecting block 842, a cylindrical guide block 843 and a connecting cylinder 844, wherein the connecting cylinder 844 sequentially penetrates through the rectangular guide block 841, the parallelogram connecting block 842 and the cylindrical guide block 843, the rectangular guide block 841, the parallelogram connecting block 842 and the cylindrical guide block 843 are fixedly connected, the processing is convenient, the timely adjustment is convenient, and the accuracy of the concave part in the embedded blow-molded barrel part 1 is ensured.
Preferably, a flange is arranged between the punching cylinder 81 and the movable die plate 82 to enhance stability.
Preferably, the number of the movable mold guide posts 83 is four, and the movable mold guide posts can be adjusted according to the shape and size of the main push connecting cutter block 87.
Preferably, the cylinder bodies may be air cylinders, hydraulic cylinders or oil cylinders, that is, the main driving cylinder 51, the auxiliary driving cylinder 53, the first elevation positioning cylinder 72, the lateral positioning cylinder 73, the second elevation positioning cylinder 78 and the punching cylinder 81 may be air cylinders, hydraulic cylinders or oil cylinders, and the technical solution can be implemented, so that the cylinder bodies are not limited.
The concrete working process of the blowing barrel edge cutting device is as follows:
firstly, a motor linear push rod acts to drive an annular sucking disc to clamp a blowing barrel to reach a station; then, the main driving cylinder acts to push the driving template to the blowing barrel part, and the driving template is positioned at the moment; meanwhile, the auxiliary driving cylinder is matched with the main driving cylinder to move, the driven template is pulled to the blow molding barrel part, the positioning of the driven template is completed, and the driving template and the driven template reach the set positions and keep still. Since the punching cylinder maintains pressure in the process and maintains the distance relative to the driven template, the bucket top discharging mechanism also reaches the station. For the overflow of the barrel top part, the movable template is pulled to the driven template by the action of the punching cylinder, when the inward concave structure stroke near the hanging lug of the blowing barrel is carried out, the movable template is pushed by a wedge mechanism consisting of the Z-shaped combined guide pillar and the wedge block, and the movable template can move horizontally in a short stroke when passing through the driven template, so that the inward concave structure interference of the hanging lug part is avoided, and the distance position can be adjusted by replacing the Z-shaped combined guide pillar and the wedge block; when the slide block moves back, the slide block moves by the flat convex block of the Z-shaped combined guide post and the inclined wedge block. Meanwhile, the barrel bottom part also finishes the edge cutting operation, and the method specifically comprises the following steps: the barrel bottom is interfered by the support legs and can not be fed linearly, so that the second lifting positioning cylinder is adopted to drive the barrel bottom positioning block to be connected with the buckle fixing block to reach the buckle part at the bottom of the bottle and fix the buckle part, then the first lifting positioning cylinder is used for feeding in the vertical punching direction to drive the barrel bottom cutter to reach the punching initial position, and then the lateral positioning cylinder is used for driving the barrel bottom connecting cutter block to push the barrel bottom cutter to punch.
In addition, the working conditions of the cylinders can be controlled by a PLC or a singlechip to control the components of the air pressure system to act.
In the above description, all directional descriptions related to up, down, left, right, front and back are taken as the position state of fig. 1, and do not limit the technical solution of the present invention.
Finally, it should be noted that: the above examples are merely illustrative of the technical solutions of the present invention, and not limitative thereof; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (8)
1. The utility model provides a blowing bucket side cut device which characterized in that: the blow molding barrel part clamping mechanism comprises a driving template (2), a driven template (3), a base frame (4), a template power device (5), a barrel part clamping mechanism (6), a barrel bottom material removing mechanism (7) and a barrel top material removing mechanism (8), wherein the driving template (2) and the driven template (3) are movably mounted on the base frame (4), guide sleeves (21) are respectively arranged on two sides of the bottoms of the driving template (2) and the driven template (3), the template power device (5) can control the driving template (2) and the driven template (3) to move close to or away from each other along the base frame (4), and the barrel part clamping mechanism (6) is used for placing and removing a blow molding barrel part (1) between the driving template (2) and the driven template (3);
the barrel bottom material removing mechanism (7) comprises a first cylinder body fixing block (71), a first lifting positioning cylinder (72), a lateral positioning cylinder (73), a barrel bottom cutter connecting block (74), a barrel bottom cutter (75), a first driven side positioning block (76) which are arranged on one side of the driven template (3), and a second cylinder body fixing block (77), a second lifting positioning cylinder (78), a barrel bottom positioning block (79) and a first driving side positioning block (710) which are arranged on one side of the driving template (2);
the first cylinder body fixing block (71) is fixedly mounted on the driven template (3), the first lifting positioning cylinder (72) is fixedly arranged on the top surface of the first cylinder body fixing block (71), the lateral positioning cylinder (73) is horizontally fixed on the driven template (3), the bucket bottom cutter connecting block (74) is arranged below the first cylinder body fixing block (71), a push rod of the first lifting positioning cylinder (72) vertically penetrates through the first cylinder body fixing block (71), the end part of the push rod is fixedly connected with the bucket bottom cutter connecting block (74), the push rod of the lateral positioning cylinder (73) horizontally penetrates through the first cylinder body fixing block (71), and the end part of the push rod is fixedly connected with the bucket bottom cutter connecting block (74); the lower surface of the barrel bottom cutter connecting block (74) is matched with the outer contour of the barrel bottom (11), and the barrel bottom cutter (75) is welded to the lower surface of the barrel bottom cutter connecting block (74) in a fitting manner;
the second cylinder fixing block (77) is fixedly mounted on the driving template (2), the second lifting positioning cylinder (78) is fixedly arranged on the top surface of the second cylinder fixing block (77), the barrel bottom positioning block (79) is arranged below the second cylinder fixing block (77), a push rod of the second lifting positioning cylinder (78) penetrates through the second cylinder fixing block (77), and the end part of the push rod is fixedly connected with the barrel bottom positioning block (79);
the first driven side positioning block (76) is installed on the driven template (3), the first driving side positioning block (710) is installed on the driving template (2), the opposite surfaces of the first driven side positioning block (76) and the first driving side positioning block (710) are matched with the barrel top (12), and the first driven side positioning block (76) and the first driving side positioning block (710) are used for positioning and fixing the blow molding barrel part (1);
the barrel top material removing mechanism (8) comprises a punching cylinder (81), a movable die plate (82), a movable die guide post (83), a Z-shaped combined guide post (84), an inclined wedge block (85), a second driven side positioning block (86), a main push connecting cutter block (87), a side push connecting cutter block (88), a main cutter (89), a side cutter (810) and a second driving side positioning block (811);
the punching cylinder (81) is fixed on the movable template (82), a through hole is formed in the middle of the movable template (82), a push rod of the punching cylinder (81) penetrates through the through hole, the end part of the push rod of the punching cylinder (81) is fixedly connected with the driven template (3), the number of movable mold guide pillars (83) is multiple, one end, far away from the blow molding barrel (1), of each movable mold guide pillar (83) is fixed on the movable template (82), and the other end of each movable mold guide pillar penetrates through the driven template (3) and is fixedly connected with the main push connecting cutter block (87); the Z-shaped combined guide pillar (84) and the inclined wedge block (85) are symmetrically arranged relative to the blowing barrel part (1), the middle part of the Z-shaped combined guide pillar (84) is bent, one end, far away from the blowing barrel part (1), of the Z-shaped combined guide pillar is fixed on the movable template (82), the other end of the Z-shaped combined guide pillar penetrates through the driven template (3) and is fixedly connected with the side push connecting cutter block (88), the inclined wedge block (85) comprises a first inclined wedge block (851) and a second inclined wedge block (852), the first inclined wedge block (851) and the second inclined wedge block (852) are installed on two sides of the Z-shaped combined guide pillar (84) and are matched with the bent part in the middle part of the Z-shaped combined guide pillar (84);
the second driven side positioning block (86) is installed on the driven template (3), the inner sides of the second driven side positioning block (86) and a second driving side positioning block (811) installed on the driving template (2) are arcs matched with the blow molding barrel part (1), the second driven side positioning block (86) is matched with the second driving side positioning block (811) to position and fix the blow molding barrel part (1), and a plurality of material ejecting protrusions (8111) used for ejecting flash are integrally formed on the second driving side positioning block (811); the main push connecting cutter block (87) and the side push connecting cutter block (88) are matched with the outer contour of the barrel top (12), the main cutter (89) is welded on the inner side of the main push connecting cutter block (87), and the side cutter (810) is welded on the inner side of the side push connecting cutter block (88).
2. The blow molding barrel edge cutting device according to claim 1, wherein the template power device (5) comprises a main driving cylinder (51), a main driving cylinder (51) base and an auxiliary driving cylinder (53), the main driving cylinder (51) and the main driving cylinder (51) base are arranged on one side of the driving template (2), the end portion of a push rod of the main driving cylinder (51) is fixed with the driving template (2), the main driving cylinder (51) base is fixedly arranged below the main driving cylinder (51), the auxiliary driving cylinder (53) is arranged between the driving template (2) and the driven template (3), the right side of the auxiliary driving cylinder (53) is fixedly connected with the driving template (2), and the end portion of the push rod extending out of the left side of the auxiliary driving cylinder (53) is fixedly connected with the driven template (3).
3. A blow molded barrel trimming apparatus according to claim 1 wherein the barrel clamp mechanism (6) comprises a motor linear push rod (61), a motor linear push rod (61) base and an annular suction cup (63), the motor linear push rod (61) base is fixedly arranged below the motor linear push rod (61), and the annular suction cup (63) is fixedly arranged at the push rod extending end of the motor linear push rod (61).
4. A blow molded barrel trimming device according to claim 1 wherein two auxiliary fixing guide posts (22) are symmetrically arranged on the top of the driving template (2) and the top of the driven template (3).
5. The blow molding barrel trimming device according to claim 1, wherein the zigzag-shaped combination guide post (84) comprises a rectangular guide block (841), a parallelogram connecting block (842), a cylindrical guide block (843) and a connecting cylinder (844), and the connecting cylinder (844) sequentially penetrates through the rectangular guide block (841), the parallelogram connecting block (842) and the cylindrical guide block (843) to fixedly connect the rectangular guide block (841), the parallelogram connecting block (842) and the cylindrical guide block (843).
6. The blow molded barrel trimming device according to claim 1, wherein a snap (111) fixing block is arranged at the lower part of the barrel bottom positioning block (79).
7. A blow molded bucket trimming apparatus as claimed in claim 1 wherein said movable mold guide posts (83) are four in number.
8. A blow molded bucket trimming apparatus according to claim 2 wherein the main drive cylinder (51), auxiliary drive cylinder (53), first lift positioning cylinder (72), lateral positioning cylinder (73), second lift positioning cylinder (78) and blanking cylinder (81) may be air or hydraulic cylinders.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911274634.5A CN111070642B (en) | 2019-12-12 | 2019-12-12 | Blow molding barrel side cut device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911274634.5A CN111070642B (en) | 2019-12-12 | 2019-12-12 | Blow molding barrel side cut device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111070642A CN111070642A (en) | 2020-04-28 |
| CN111070642B true CN111070642B (en) | 2022-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911274634.5A Active CN111070642B (en) | 2019-12-12 | 2019-12-12 | Blow molding barrel side cut device |
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| CN (1) | CN111070642B (en) |
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| JP2007069494A (en) * | 2005-09-08 | 2007-03-22 | Tahara:Kk | Blow molding machine |
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| CN105263692A (en) * | 2013-03-13 | 2016-01-20 | 格莱汉姆包装公司 | Multifunctional detabber apparatus and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3796530A (en) * | 1972-01-26 | 1974-03-12 | Owens Illinois Inc | Parison engaging, severing and stripping mechanism |
| JPS541376A (en) * | 1977-06-07 | 1979-01-08 | Toyo Seikan Kaisha Ltd | Rotary blow molder |
| CN2106707U (en) * | 1991-11-01 | 1992-06-10 | 郭钜南 | Blow moulding apparatus for hollow plastics |
| US5551861A (en) * | 1992-07-31 | 1996-09-03 | Hoover Universal, Inc. | Quick change mold for blow molding apparatus |
| JPH07148827A (en) * | 1993-11-30 | 1995-06-13 | Kyoraku Co Ltd | Production of plastic hollow container |
| JP2007069494A (en) * | 2005-09-08 | 2007-03-22 | Tahara:Kk | Blow molding machine |
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| Publication number | Publication date |
|---|---|
| CN111070642A (en) | 2020-04-28 |
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