CN117207281A - Grain cutter is used in PVC plastic granules production - Google Patents
Grain cutter is used in PVC plastic granules production Download PDFInfo
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- CN117207281A CN117207281A CN202311484346.9A CN202311484346A CN117207281A CN 117207281 A CN117207281 A CN 117207281A CN 202311484346 A CN202311484346 A CN 202311484346A CN 117207281 A CN117207281 A CN 117207281A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 35
- 229920000426 Microplastic Polymers 0.000 title claims description 8
- 229920003023 plastic Polymers 0.000 claims abstract description 29
- 239000002245 particle Substances 0.000 claims abstract description 25
- 238000003825 pressing Methods 0.000 claims abstract description 8
- 238000005520 cutting process Methods 0.000 claims description 7
- 239000008187 granular material Substances 0.000 claims description 3
- 238000005453 pelletization Methods 0.000 claims 2
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000000712 assembly Effects 0.000 abstract 3
- 238000000429 assembly Methods 0.000 abstract 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 7
- 235000017491 Bambusa tulda Nutrition 0.000 description 7
- 241001330002 Bambuseae Species 0.000 description 7
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 7
- 239000011425 bamboo Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The invention relates to the technical field of PVC plastic particle production, in particular to a granulating cutter for PVC plastic particle production, which comprises a cutter head, a blade and a fixing component, wherein the blade comprises a connecting rod and a connecting seat; the fixed subassembly sets up in the blade disc inside, including lifting seat, rotation seat, fixed disk, rotary drum. According to the device, the independent fixing assemblies are arranged on the blades, so that each blade can be independently disassembled and assembled, the targeted maintenance and replacement of the cutter are facilitated, the production cost is saved, in addition, the connection between the fixing assemblies and the blades is simple, convenient and quick, the connection can be completed only by aligning the blades with the fixing assemblies and then pressing downwards, the operation is facilitated, and the time and labor cost required by maintenance are shortened.
Description
Technical Field
The invention relates to the technical field of PVC plastic particle production, in particular to a granulating cutter for PVC plastic particle production.
Background
In the process of producing PVC material particles, a granulator is required to cut the material strips produced by the extruder, so that the packaging and secondary processing can be facilitated. The role of the pelletizer is to chop the die plate extruded resin into pellets of a specific shape. The granulator mainly comprises a motor for driving a cutter to rotate, a hydraulic unit for controlling the movement of a granulating trolley and a hydraulic unit for controlling the distance between the cutter and a template, wherein the granulating cutter is generally arranged in a vertical or rolling way, one end of the granulating cutter is used for feeding the raw materials which are formed preliminarily through a conveyor belt or other conveying devices, and the cutter is driven by the motor to repeatedly move or roll to cut to form granules.
The existing PVC material granulator cutter has the following disadvantages: the cutter of the pelletizer wears during use. When the tool is worn, it is common practice to replace the tool directly as a whole. However, the pelletizer is typically mounted with multiple sets of blades, each with a different degree of wear. In practice, some blades may still be usable, but the entire replacement may result in waste and increased production costs.
Disclosure of Invention
The present invention has been made in view of the above-mentioned problems occurring in the conventional granulating cutter for PVC plastic granules production.
The problem addressed by the present invention is therefore to avoid that the blades cannot be replaced individually.
In order to solve the technical problems, the invention provides the following technical scheme: a PVC plastic granule production uses the cutting tool of the granule, it includes, cutter disc; the blade comprises a connecting rod and a seat, wherein the connecting rod is arranged below the blade, and the seat is arranged below the connecting rod; the fixed subassembly set up in inside the blade disc, including lifting seat, rotation seat, fixed disk, rotary drum, lifting seat one end set up in the fixed disk upper end, the other end set up in the fixed disk lower extreme, rotation seat set up in the fixed disk upper end, the rotary drum set up in the fixed disk lower extreme.
As a preferable scheme of the granulating cutter for PVC plastic particle production, the invention comprises the following steps: the cutter head is provided with a first channel, a disc groove, an annular groove, a rotary drum groove, a spring groove, an arc groove and a column groove, wherein the first channel is arranged on one side of the cutter head, the disc groove is arranged at the lower end of the first channel, the disc groove is communicated with the first channel and the rotary drum groove, the annular groove is arranged above the fixed disc, the annular groove is communicated with the first channel, the rotary drum groove is arranged below the fixed disc, the spring groove is arranged below the rotary drum groove, the spring groove is communicated with the rotary drum groove, the arc groove is arranged on the side wall of the rotary drum groove, and the column groove is arranged on one side of the cutter head, away from the cutter head, and is communicated with the rotary drum groove through the arc groove.
As a preferable scheme of the granulating cutter for PVC plastic particle production, the invention comprises the following steps: the lifting seat is in sliding fit with the first channel, the lifting seat comprises a clamping seat, a connecting rod, a protruding block, a base and a first spring, one end of the connecting rod is connected with the lower end of the clamping seat, one end away from the clamping seat is connected with the base, the protruding block is arranged on one side, away from the axis of the first channel, of the connecting rod, two ends of the first spring are respectively connected with the base, one end away from the connecting rod and the end face of the spring groove.
As a preferable scheme of the granulating cutter for PVC plastic particle production, the invention comprises the following steps: the clamping seat is provided with a first clamping groove and a first semicircular groove, the first semicircular groove is arranged at the upper end of the clamping seat and is communicated with the first clamping groove, the first clamping groove is matched with the connecting seat, and the first semicircular groove is matched with the connecting rod; the cam is also provided with a telescopic block and a second spring, the telescopic block is in sliding fit with the inner wall of the cam, and the second spring is arranged between the lower end of the telescopic block and the bottom of the cam.
As a preferable scheme of the granulating cutter for PVC plastic particle production, the invention comprises the following steps: the fixed disc is arranged in the disc groove, the fixed disc is provided with a sliding groove and a through hole, the sliding groove is arranged on the part of the fixed disc, which is positioned in the annular groove, and the through hole is in sliding fit with the connecting rod; the chute is divided into a first chute section and a second chute section, the first chute section and the fixed disc are concentrically arranged, and the second chute section is arranged in the radial direction of the fixed disc.
As a preferable scheme of the granulating cutter for PVC plastic particle production, the invention comprises the following steps: the rotary drum with rotary drum groove normal running fit, the rotary drum divide into first barrel and second barrel, the second barrel set up in first barrel lower extreme.
As a preferable scheme of the granulating cutter for PVC plastic particle production, the invention comprises the following steps: the first barrel is provided with annular ring, chute, space, the space set up in first barrel middle part, the annular ring runs through first barrel upper and lower both ends face, the annular ring set up in the through-hole lower extreme, the chute set up in first barrel upper end, the chute with the space is linked together.
As a preferable scheme of the granulating cutter for PVC plastic particle production, the invention comprises the following steps: the second barrel is provided with helical groove, horizontal groove, hole, connect section of thick bamboo, depression bar, operation section of thick bamboo, the helical groove with the horizontal groove set up in second barrel inner wall, the helical groove with the horizontal groove with lug sliding fit, the horizontal groove with the helical groove is kept away from first barrel one end is connected, connect section of thick bamboo one end with second barrel outer wall is connected, the other end with operation section of thick bamboo inner wall is connected, connect section of thick bamboo with arc groove sliding fit, the hole set up in the horizontal groove is kept away from helical groove one end, the hole runs through connect section of thick bamboo middle part and operation section of thick bamboo, the hole with the column groove is linked together, the depression bar with hole sliding fit.
As a preferable scheme of the granulating cutter for PVC plastic particle production, the invention comprises the following steps: the rotary seat is provided with a second clamping groove, a second semicircular groove and a sliding rod, the second clamping groove is matched with the first clamping groove, the second semicircular groove is matched with the first semicircular groove, the sliding rod is arranged at the lower end of the rotary seat, and the sliding rod is in sliding fit with the sliding groove.
As a preferable scheme of the granulating cutter for PVC plastic particle production, the invention comprises the following steps: the rotating seat is further provided with a telescopic rod, a sleeve, a third spring and a rotating block, one end of the telescopic rod is far away from the sliding rod and is connected with one end of the rotating seat, one end of the sliding rod is far away from the sliding rod and is in sliding fit with the sleeve, the third spring is arranged between the telescopic rod and the end face of the sleeve, the rotating block is in rotating fit with the upper end face and the lower end face of the space, and one end of the telescopic rod is far away from the sleeve and is connected with the rotating block.
The invention has the beneficial effects that: through setting up solitary fixed subassembly to every blade, make every blade homoenergetic dismouting alone, be convenient for carry out pertinence maintenance and change to the cutter, practiced thrift manufacturing cost, be connected simple and convenient swift between fixed subassembly and the blade in addition, only need with the blade with fixed subassembly alignment back press downwards can accomplish and be connected, the operation of being convenient for has shortened time and human cost that the maintenance required.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:
fig. 1 is a view of a dicing cutter for PVC plastic particle production.
Fig. 2 is a lower view of a dicing cutter for PVC plastic particle production.
Fig. 3 is an exploded view of a dicing cutter for PVC plastic particle production.
Fig. 4 is a view showing a blade structure of a dicing cutter for PVC plastic particle production.
Fig. 5 is a cross-sectional view of a cutter head of a granulating cutter for producing PVC plastic granules.
Fig. 6 is a cross-sectional view of a drum of a granulating cutter for PVC plastic granules production.
Fig. 7 is a cross-sectional view of the drum in a state where the granulating cutter for PVC plastic particle production is connected.
Fig. 8 is a view showing a structure of a non-connected state of a dicing cutter for PVC plastic particle production.
Fig. 9 is a connection state diagram of a dicing cutter for PVC plastic particle production.
In the figure: cutterhead 100, blade 200, extension rod 201, seat 202, fixed assembly 300, lifting seat 301, rotating seat 302, fixed disk 303, drum 304, first channel 101, disk slot 102, ring slot 103, drum slot 104, spring slot 105, arc slot 106, column slot 107, clamping seat 301a, connecting rod 301b, projection 301c, base 301d, first spring 301e, first clamping slot 301f, first semicircular slot 301g, telescoping block 301h, second spring 301i, sliding slot 303a, through hole 303b, first slot section 303c, second slot section 303d, first cylinder 305, second cylinder 306, annular ring 305a, sliding slot 305b, space 305c, spiral slot 306a, horizontal slot 306b, hole 306c, connecting cylinder 306d, compression rod 306e, operating cylinder 306f, second clamping slot 302a, second semicircular slot 302b, 302c, telescoping rod 302d, sleeve 302e, third spring 302f, and rotating block 302g.
Detailed Description
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present invention is not limited to the specific embodiments disclosed below.
Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
Referring to fig. 1 to 3, a first embodiment of the present invention provides a dicing cutter for PVC plastic particle production, which includes a cutter head 100, a blade 200, and a fixing assembly 300.
Specifically, the blade 200 comprises a connecting rod 201 and a connecting seat 202, wherein the connecting rod 201 is arranged below the blade 200, and the connecting seat 202 is arranged below the connecting rod 201;
the extension bar 201 and the connection seat 202 are arranged at two ends of the lower side of the blade 200.
The fixed assembly 300 is arranged in the cutterhead 100 and comprises a lifting seat 301, a rotating seat 302, a fixed disc 303 and a rotating drum 304, wherein one end of the lifting seat 301 is arranged at the upper end of the fixed disc 303, the other end of the lifting seat 301 is arranged at the lower end of the fixed disc 303, the rotating seat 302 is arranged at the upper end of the fixed disc 303, and the rotating drum 304 is arranged at the lower end of the fixed disc 303;
the fixed components 300 are uniformly arranged at intervals to form a plurality of groups, 5 groups are arranged in the embodiment, the lifting seat 301 is used for fixing the connecting rod 201 and the seat 202 on one side, the rotating seat 302 is used for fixing the connecting rod 201 and the seat 202 on the other side, the fixed disc 303 is used for limiting the rotating path of the rotating seat 302, the lifting seat 301 drives the rotating drum 304 to rotate, the rotating drum 304 drives the rotating seat 302 to rotate, and accordingly the rotating seat 302 is matched to finish connection.
When in use, the extension bar 201 and the connection seat 202 at the lower end of the blade 200 are simultaneously inserted into the lifting seat 301 in the group of fixing components 300, and the blade 200 is pressed downwards, so that the fixing of the blade 200 can be completed.
Example 2
Referring to fig. 1 to 9, a second embodiment of the present invention is based on the previous embodiment.
Specifically, the cutterhead 100 is provided with a first channel 101, a disc groove 102, a ring groove 103, a rotary drum groove 104, a spring groove 105, an arc groove 106 and a column groove 107, the first channel 101 is arranged on one surface of the cutterhead 100 close to the blade 200, the disc groove 102 is arranged at the lower end of the first channel 101, the disc groove 102 is communicated with the first channel 101 and the rotary drum groove 104, the ring groove 103 is arranged above the fixed disc 303, the ring groove 103 is communicated with the first channel 101, the rotary drum groove 104 is arranged below the fixed disc 303, the spring groove 105 is arranged below the rotary drum groove 104, the spring groove 105 is communicated with the rotary drum groove 104, the arc groove 106 is arranged on the side wall of the rotary drum groove 104, the column groove 107 is arranged on one surface of the cutterhead 100 far away from the blade 200, and the column groove 107 is communicated with the rotary drum groove 104 through the arc groove 106;
the ring groove 103 is matched with the moving track of the rotating seat 302, and the column groove 107 is convenient for an operator to disassemble the cutter, and it is worth noting that the column groove 107 can be combined into a large column groove due to the small distance of the fixed assembly 300 positioned near the axis of the cutter head 100.
Specifically, the lifting seat 301 is in sliding fit with the first channel 101, the lifting seat 301 includes a clamping seat 301a, a connecting rod 301b, a protruding block 301c, a base 301d, and a first spring 301e, one end of the connecting rod 301b is connected with the lower end of the clamping seat 301a, one end far away from the clamping seat 301a is connected with the base 301d, the protruding block 301c is arranged on one side of the connecting rod 301b far away from the axis of the first channel 101, and two ends of the first spring 301e are respectively connected with one end far away from the connecting rod 301b of the base 301d and the end face of the spring groove 105;
the clamping seat 301a is used for placing the extension rod 201 and the seat 202, the protruding block 301c is matched with the rotary drum 304, the base 301d is connected with the first spring 301e, the first spring 301e is in an original length in an initial state, and the clamping seat 301a extends out of the first channel 101 to the upper surface of the cutterhead 100, so that the extension rod 201 and the seat 202 are placed conveniently.
Specifically, the clamping seat 301a is provided with a first clamping groove 301f and a first semicircular groove 301g, the first semicircular groove 301g is arranged at the upper end of the clamping seat 301a and is communicated with the first clamping groove 301f, the first clamping groove 301f is matched with the connecting seat 202, and the first semicircular groove 301g is matched with the connecting rod 201; the convex block 301c is also provided with a telescopic block 301h and a second spring 301i, the telescopic block 301h is in sliding fit with the inner wall of the convex block 301c, and the second spring 301i is arranged between the lower end of the telescopic block 301h and the bottom of the convex block 301 c;
the first clamping groove 301f is used for placing the connecting seat 202, the first semicircular groove 301g is used for placing the connecting rod 201, and the telescopic block 301h is used for locking the fixed state after the fixing of the blade 200 is completed.
Specifically, the fixed disc 303 is disposed in the disc slot 102, the fixed disc 303 is provided with a chute 303a and a through hole 303b, the chute 303a is disposed at a portion of the fixed disc 303 located in the ring slot 103, and the through hole 303b is in sliding fit with the connecting rod 301 b; the chute 303a is divided into a first chute section 303c and a second chute section 303d, the first chute section 303c is concentrically arranged with the fixed disk 303, and the second chute section 303d is radially arranged on the fixed disk 303;
the fixed disc 303 is fixedly connected with the disc slot 102, namely, the fixed disc 303 and the cutterhead 100 do not move relatively, the sliding chute 303a is a moving track of the rotating seat 302, and the through hole 303b limits the rotation of the lifting seat 301, so that the lifting seat 301 can only move up and down; it should be noted that the first slot segment 303c is arc-shaped and annular, and is disposed concentrically with the fixed disk 303, and the second slot segment 303d is connected end to end with the first slot segment 303c and is disposed opposite to the through hole 303 b.
Specifically, the drum 304 is divided into a first drum 305 and a second drum 306, the first drum 305 is disposed below the fixed disk 303, the first drum 305 is in running fit with the disk slot 102, the second drum 306 is disposed at the lower end of the first drum 305, and the second drum 306 is in running fit with the drum slot 104;
the first cylinder 305 is used for being matched with the rotating seat 302 to drive the rotating seat 302 to rotate, the second cylinder 306 is matched with the lifting seat 301 to drive the rotating cylinder 304 to rotate in a lifting manner of the lifting seat 301, and the second cylinder 306 is also used for disassembling the blade 200.
Specifically, the first cylinder 305 is provided with an annular hole 305a, a chute 305b and a space 305c, the space 305c is arranged in the middle of the first cylinder 305, the annular hole 305a penetrates through the upper end face and the lower end face of the first cylinder 305, the annular hole 305a is arranged at the lower end of the through hole 303b, the chute 305b is arranged at the upper end of the first cylinder 305, and the chute 305b is communicated with the space 305 c;
the annular ring 305a is used for not interfering with the movement of the lifting seat 301 when the drum 304 rotates, one end of the chute 305b is far away from the axial direction of the drum 304, the other end is close to the axial direction of the drum 304, the distance between the end far away from the axial direction of the drum 304 and the axis is equal to the radius of the first groove section 303c, and the space 305c is used for placing the rest members of the rotating seat 302.
Specifically, the second cylinder 306 is provided with a spiral groove 306a, a horizontal groove 306b, a hole 306c, a connecting cylinder 306d, a compression bar 306e and an operating cylinder 306f, the spiral groove 306a and the horizontal groove 306b are arranged on the inner wall of the second cylinder 306, the spiral groove 306a and the horizontal groove 306b are in sliding fit with the convex block 301c, the horizontal groove 306b is connected with one end of the spiral groove 306a far away from the first cylinder 305, one end of the connecting cylinder 306d is connected with the outer wall of the second cylinder 306, the other end of the connecting cylinder 306d is connected with the inner wall of the operating cylinder 306f, the connecting cylinder 306d is in sliding fit with the arc groove 106, the hole 306c is arranged at one end of the horizontal groove 306b far away from the spiral groove 306a, the hole 306c penetrates through the middle part of the connecting cylinder 306d and the operating cylinder 306f, the hole 306c is communicated with the column groove 107, and the compression bar 306e is in sliding fit with the hole 306 c;
the receiving cylinder 306d is fixedly connected with the operating cylinder 306f and the rotating cylinder 304, that is, the operating cylinder 306f rotates synchronously with the rotating cylinder 304, and the pressing rod 306e corresponds to the hole 306c, and it should be noted that when the pressing rod 306e is pressed from the outer side of the operating cylinder 306f to the bottommost end, the bottom end of the pressing rod 306e is flush with the inner wall of the horizontal groove 306 b; in the initial state, the protruding block 301c is located at the upper end of the spiral groove 306a, at this moment, one end of the chute 305b away from the axis is located at one end of the first groove section 303c away from the second groove section 303d, when the protruding block 301c moves to the tail end of the spiral groove 306a, one end of the chute 305b away from the axis is located at one end of the first groove section 303c close to the second groove section 303d, at this moment, when the drum 304 continues to rotate in the same direction, the protruding block 301c enters the horizontal groove 306b, at this moment, the lifting seat 301 does not descend any more, when the protruding block 301c enters the tail end of the horizontal groove 306b, one end of the chute 305b close to the axis coincides with one end of the second groove section 303d close to the axis, at this moment, the telescopic block 301h stretches into the hole 306c, and in this moment, the telescopic block 301h is extruded by the inner walls of the spiral groove 306a and the horizontal groove 306b in the previous process, compressed into the protruding block 301c, at this moment, if the pressing rod 306e is pressed, the telescopic block 301h can be extruded into the protruding block 301c again.
Specifically, the rotating seat 302 is provided with a second clamping groove 302a, a second semicircular groove 302b and a sliding rod 302c, the second clamping groove 302a is matched with the first clamping groove 301f, the second semicircular groove 302b is matched with the first semicircular groove 301g, the sliding rod 302c is arranged at the lower end of the rotating seat 302, and the sliding rod 302c is in sliding fit with the sliding groove 303 a;
the sliding rod 302c is slidably matched with the sliding groove 303a and the sliding groove 305b, in an initial state, the sliding rod 302c is located at one end of the first groove section 303c far away from the second groove section 303d and is also located at one end of the sliding groove 305b far away from the axis, when the lifting seat 301 moves downwards, the protruding block 301c is matched with the spiral groove 306a to drive the rotating drum 304 to rotate, so that the sliding rod 302c is driven to move from the first groove section 303c to the second groove section 303d, when the protruding block 301c moves to the tail end of the spiral groove 306a, the sliding rod 302c moves to the joint position of the second groove section 303d and the first groove section 303c, and meanwhile, the sliding rod is still located at one end of the sliding groove 305b far away from the axis, at the moment, the lifting seat 301 cannot be continuously lowered, and the rotating seat 302 is opposite to the clamping seat 301 a.
Specifically, the rotating seat 302 is further provided with a telescopic rod 302d, a sleeve 302e, a third spring 302f and a rotating block 302g, one end of the telescopic rod 302d is connected with one end of the sliding rod 302c far away from the rotating seat 302, one end far away from the sliding rod 302c is in sliding fit with the sleeve 302e, the third spring 302f is arranged between the telescopic rod 302d and the end face of the sleeve 302e, the rotating block 302g is in rotating fit with the upper end face and the lower end face of the space 305c, and one end of the sleeve 302e far away from the telescopic rod 302d is connected with the rotating block 302 g;
the telescopic rod 302d, the sleeve 302e, the third spring 302f and the rotating block 302g ensure that the second clamping groove 302a and the second semicircular groove 302b of the rotating seat 302b always face the axis direction of the fixed disc 303 in the moving process, the third spring 302f is in an extending state in the initial state, when the sliding rod 302c is located at the joint position of the second groove section 303d and the first groove section 303c and is under the tensile force of the third spring 302f, the sliding rod 302c moves from one end of the second groove section 303d far away from the axis to one end close to the axis, at the moment, the second clamping groove 302a and the second semicircular groove 302b are attached to the first clamping groove 301f and the first semicircular groove 301g, the fixing of the connecting rod 201 and the seat 202 of the blade 200 is completed, and in the process, the sliding rod 302c moves from one end of the chute 305b far away from the axis to one end close to the axis, so that the rotating drum 304 is driven, the tail end of the horizontal groove 306b rotates to the position of the protruding block 301c along with the rotation of the drum 304, the telescopic block 301h extends into the hole 306c, the rotating 304 c rotates, the second clamping groove 302d is far away from one end far away from the axis, the end of the second clamping groove 302f is locked to the first clamping groove 301f, and the telescopic block 301e can not rotate, and the telescopic block 301e can be restored to the rotating after the drum 306e is restored, and the expansion block is restored, if the drum is needed, and the blade is completely restored to be dismounted, and the blade is needed.
When the tool 200 is required to be installed in use, the connecting rod 201 and the seat 202 are only required to be inserted into the first clamping groove 301f and the first semicircular groove 301g, then the tool 200 is pressed downwards, when the lifting seat 301 is pressed to the lowest point, the rotating seat 302 can fix the connecting rod 201 and the seat 202 from the other side, and when the tool 200 is required to be disassembled, the locking can be released only by pressing the pressing rod 306e and then rotating the operating cylinder 306f, so that the disassembly is completed.
It should be noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present invention may be modified or substituted without departing from the spirit and scope of the technical solution of the present invention, which is intended to be covered in the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a PVC plastic granules production is with cutting grain cutter which characterized in that: comprising the steps of (a) a step of,
a cutterhead (100);
the blade (200) comprises a connecting rod (201) and a seat (202), wherein the connecting rod (201) is arranged below the blade (200), and the seat (202) is arranged below the connecting rod (201);
the fixed subassembly (300) set up in inside blade disc (100), including lifting seat (301), rotation seat (302), fixed disk (303), rotary drum (304), lifting seat (301) one end set up in fixed disk (303) upper end, the other end set up in fixed disk (303) lower extreme, rotation seat (302) set up in fixed disk (303) upper end, rotary drum (304) set up in fixed disk (303) lower extreme.
2. The grain cutting tool for producing PVC plastic grains according to claim 1, wherein: the cutter disc (100) is provided with a first channel (101), a disc groove (102), an annular groove (103), a rotary drum groove (104), a spring groove (105), an arc groove (106) and a column groove (107), the first channel (101) is arranged below the cutter disc (100) and close to one side of the cutter blade (200), the disc groove (102) is arranged at the lower end of the first channel (101), the disc groove (102) is communicated with the first channel (101) and the rotary drum groove (104), the annular groove (103) is arranged above the fixed disc (303), the annular groove (103) is communicated with the first channel (101), the rotary drum groove (104) is arranged below the fixed disc (303), the spring groove (105) is arranged below the rotary drum groove (104), the spring groove (105) is communicated with the rotary drum groove (104), the arc groove (106) is arranged on the side wall of the rotary drum groove (104), and the column groove (107) is arranged above the cutter disc (100) and is far away from the rotary drum groove (200) and is communicated with the column groove (106).
3. The dicing cutter for PVC plastic particle production according to claim 2, wherein: lifting seat (301) with first passageway (101) sliding fit, lifting seat (301) include cassette (301 a), connecting rod (301 b), lug (301 c), base (301 d), first spring (301 e), connecting rod (301 b) one end with cassette (301 a) lower extreme is connected, keeps away from cassette (301 a) one end with base (301 d) are connected, lug (301 c) set up in connecting rod (301 b) are kept away from first passageway (101) axis one side, first spring (301 e) both ends are connected respectively base (301 d) are kept away from connecting rod (301 b) one end and spring groove (105) terminal surface.
4. A granule cutter for PVC plastic granule production as claimed in claim 3, wherein: the clamping seat (301 a) is provided with a first clamping groove (301 f) and a first semicircular groove (301 g), the first semicircular groove (301 g) is arranged at the upper end of the clamping seat (301 a) and is communicated with the first clamping groove (301 f), the first clamping groove (301 f) is matched with the connecting seat (202), and the first semicircular groove (301 g) is matched with the connecting rod (201);
the telescopic block (301 h) and the second spring (301 i) are further arranged on the protruding block (301 c), the telescopic block (301 h) is in sliding fit with the inner wall of the protruding block (301 c), and the second spring (301 i) is arranged between the lower end of the telescopic block (301 h) and the bottom of the protruding block (301 c).
5. The grain cutting tool for PVC plastic grain production according to claim 4, wherein: the fixed disc (303) is arranged in the disc groove (102), the fixed disc (303) is provided with a sliding groove (303 a) and a through hole (303 b), the sliding groove (303 a) is arranged on the part, located in the annular groove (103), of the fixed disc (303), and the through hole (303 b) is in sliding fit with the connecting rod (301 b);
the sliding groove (303 a) is divided into a first groove section (303 c) and a second groove section (303 d), the first groove section (303 c) and the fixed disc (303) are concentrically arranged, and the second groove section (303 d) is arranged in the radial direction of the fixed disc (303).
6. The PVC plastic particle production pelletizing cutter according to claim 5, wherein: the rotary drum (304) is divided into a first barrel (305) and a second barrel (306), the first barrel (305) is arranged below the fixed disc (303), the first barrel (305) is in running fit with the disc groove (102), the second barrel (306) is arranged at the lower end of the first barrel (305), and the second barrel (306) is in running fit with the rotary drum groove (104).
7. The grain cutting tool for producing PVC plastic grains according to claim 6, wherein: the novel rotary drum is characterized in that the first drum body (305) is provided with an annular hole (305 a), a chute (305 b) and a space (305 c), the space (305 c) is arranged in the middle of the first drum body (305), the annular hole (305 a) penetrates through the upper end face and the lower end face of the first drum body (305), the annular hole (305 a) is arranged at the lower end of the through hole (303 b), the chute (305 b) is arranged at the upper end of the first drum body (305), and the chute (305 b) is communicated with the space (305 c).
8. The PVC plastic particle production pelletizing cutter according to claim 7, wherein: the second barrel (306) is provided with a spiral groove (306 a), a horizontal groove (306 b), a hole (306 c), a connecting barrel (306 d), a pressing rod (306 e) and an operation barrel (306 f), the spiral groove (306 a) and the horizontal groove (306 b) are arranged on the inner wall of the second barrel (306), the spiral groove (306 a) and the horizontal groove (306 b) are in sliding fit with the protruding block (301 c), the horizontal groove (306 b) and the spiral groove (306 a) are far away from one end of the first barrel (305) and are connected, one end of the connecting barrel (306 d) is connected with the outer wall of the second barrel (306), the other end of the connecting barrel is connected with the inner wall of the operation barrel (306 f), the connecting barrel (306 d) is in sliding fit with the arc groove (106), the hole (306 c) is arranged on one end of the horizontal groove (306 b) far away from the spiral groove (306 a), the hole (306 c) penetrates through the middle part (306 d) and the operation barrel (306 f), and the hole (306 c) is in sliding fit with the hole (306 c) and the hole (107).
9. The grain cutting tool for producing PVC plastic grains according to claim 7 or 8, wherein: the rotary seat (302) is provided with a second clamping groove (302 a), a second semicircular groove (302 b) and a sliding rod (302 c), the second clamping groove (302 a) is matched with the first clamping groove (301 f), the second semicircular groove (302 b) is matched with the first semicircular groove (301 g), the sliding rod (302 c) is arranged at the lower end of the rotary seat (302), and the sliding rod (302 c) is in sliding fit with the sliding groove (303 a).
10. The grain cutting tool for producing PVC plastic grains according to claim 9, wherein: the rotating seat (302) is further provided with a telescopic rod (302 d), a sleeve (302 e), a third spring (302 f) and a rotating block (302 g), one end of the telescopic rod (302 d) is connected with one end of the sliding rod (302 c) away from the rotating seat (302), one end of the sliding rod (302 c) is far away from the sliding seat and is in sliding fit with the sleeve (302 e), the third spring (302 f) is arranged between the telescopic rod (302 d) and the end face of the sleeve (302 e), the rotating block (302 g) is in rotating fit with the upper end face and the lower end face of the space (305 c), and one end of the sleeve (302 e) is far away from the telescopic rod (302 d) and is connected with the rotating block (302 g).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311484346.9A CN117207281B (en) | 2023-11-09 | 2023-11-09 | Grain cutter is used in PVC plastic granules production |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311484346.9A CN117207281B (en) | 2023-11-09 | 2023-11-09 | Grain cutter is used in PVC plastic granules production |
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| CN117207281A true CN117207281A (en) | 2023-12-12 |
| CN117207281B CN117207281B (en) | 2024-02-27 |
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| CN217514013U (en) * | 2022-05-18 | 2022-09-30 | 青岛青城合创新材料有限公司 | Grain size controllable granulator |
| CN219972772U (en) * | 2023-04-24 | 2023-11-07 | 浙江拳拳电机设备有限公司 | Cutting machine convenient for replacing cutter |
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| CN111389543A (en) * | 2020-04-09 | 2020-07-10 | 上海本优机械有限公司 | Quick-dismounting combined blade |
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| CN117207281B (en) | 2024-02-27 |
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