A square material cutting device with a planetary gear driving a cutter head

Abstract

The present application discloses a square material cutting device with a planetary gear driven cutter head, which relates to the field of material preparation, and in particular to a square material cutting device with a planetary gear driven cutter head; the device comprises: a driving motor, a first eccentric rotating disk, a second eccentric rotating disk, a planetary gear pair, a material suction pipe, a cutter head connecting shaft and a cutter head; the driving motor is meshed and connected with the first eccentric rotating disk; the material suction pipe is connected with the first eccentric rotating disk, the second eccentric rotating disk and the self-rotating gear shaft in sequence; the cutter head is provided with a plurality of feed ports; one end of the cutter head connecting shaft is connected with the material suction pipe, and the other end is connected with the feed port; when the driving motor rotates, it drives the first eccentric rotating disk, the second eccentric rotating disk, the planetary gear pair and the cutter head connecting shaft to rotate in sequence, so that the cutter head installed on the cutter head connecting shaft forms a square cutting track; at the same time, the material suction pipe generates negative pressure by connecting to an external material collecting device, and can suck away the cut residual material through the feed port arranged on the cutter head.

Description

Technical Field

[0001] The present application relates to the field of material preparation, and in particular to a square material cutting device with a planetary gear driven cutter head. Background Art

[0002] After the positive and negative electrode materials of new energy are sintered at high temperature, they need to be taken out from the square sagger without dust.

[0003] In the prior art, the existing methods of taking out include inserting the material loose by dense inserting knives and then turning it over and pouring it out, which has the disadvantage that the sagger is easily damaged by force; or cutting the remaining material by a circular milling cutter and then sucking it out, which has the disadvantage that large pieces of remaining material still remain around the square sagger, the cutting effect is not good, and the suction effect is often not good, and it is still easy to leave remaining material in the square sagger, which cannot fully meet the use requirements. Summary of the invention

[0004] The purpose of the present invention is to avoid the shortcomings of the prior art and provide a technology that can effectively cut and absorb the residual material in the sagger.

[0005] The purpose of the present invention is achieved through the following technical solutions:

[0006] A square material cutting device with a planetary gear driven cutter head comprises: a driving motor, a first eccentric rotating disk, a second eccentric rotating disk, a planetary gear pair, a suction pipe, a cutter head connecting shaft and a cutter head; the planetary gear pair comprises a gear ring and a self-rotating gear; the gear ring is provided with internal teeth, the self-rotating gear is provided with external teeth, and the gear ring and the self-rotating gear are meshingly connected; the driving motor is meshingly connected to the first eccentric rotating disk; the suction pipe is connected to the first eccentric rotating disk, the second eccentric rotating disk and the self-rotating gear shaft in sequence; one end of the cutter head connecting shaft is fixedly connected to the self-rotating gear, and the other end is fixedly connected to the cutter head; the cutter head connecting shaft and the cutter head are both hollow structures, and the cutter head is provided with a plurality of feed ports; one end of the cutter head connecting shaft is connected to the suction pipe, and the other end is connected to the feed port.

[0007] Specifically, the tool head includes a tool holder, a plurality of blades and a tool rod; the tool holder includes a cutting surface and a connecting surface, and each blade is fixedly connected to the cutting surface of the tool holder respectively; the connecting surface is provided with a discharge port, and the tool rod is fixedly connected to the tool holder through the discharge port; the tool holder also has a built-in suction channel; each feed port is connected to the discharge port through the suction channel; the tool head connecting shaft is fixedly connected to the tool rod and connected.

[0008] More specifically, the tool holder includes three evenly distributed mounting wings, and each blade is respectively arranged on a corresponding mounting wing; the mounting wing includes a material suction surface; and the cutting surface and the material suction surface are respectively provided with corresponding feed ports.

[0009] The above also includes: a suction joint and a joint mounting seat; the joint mounting seat includes a connecting cavity; the suction joint is fixedly connected to the joint mounting seat, and the two ends of the connecting cavity are respectively connected to the suction joint and the suction pipe.

[0010] Specifically, it also includes: a suction pipe mounting seat; the connecting cavity is cylindrical; the suction pipe mounting seat is arranged in the connecting cavity, and the outer contour of the suction pipe mounting seat matches the connecting cavity; the suction pipe mounting seat is provided with a connecting hole; the suction pipe is fixedly connected to the suction pipe mounting seat, and is connected to the connecting cavity through the connecting hole.

[0011] Another specific embodiment also includes: a driver seat; the driver seat includes a fixed base plate, a box body and an eccentric cover plate; the first eccentric turntable, the second eccentric turntable and the planetary gear pair are all arranged in the box body; one side of the fixed base plate is fixedly connected to the box body and the gear ring, and the other side is provided with a connecting bearing; the fixed base plate is connected to the eccentric cover plate through the connecting bearing.

[0012] More specifically, the driver seat also includes a box cover; the box cover is fixedly connected to the box body; the drive motor and the joint mounting seat are respectively fixedly mounted on the box cover.

[0013] In another specific embodiment, the first eccentric turntable includes a first turntable bearing and a first eccentric disk, and the first turntable bearing and the first eccentric disk are connected; the first eccentric disk is provided with a first eccentric shaft; the second eccentric turntable includes a second turntable bearing and a second eccentric disk, and the second turntable bearing and the second eccentric disk are connected; the second eccentric disk is provided with a second eccentric shaft.

[0014] Another specific embodiment also includes: a crossed roller slewing bearing; the outer ring of the crossed roller slewing bearing is connected to the housing, and the inner ring is connected to the second eccentric disc.

[0015] In another specific embodiment, a double-row cylindrical roller bearing is provided between the first eccentric shaft and the second eccentric shaft.

[0016] The beneficial effects achieved by the present invention are as follows: a square material cutting device with a planetary gear driven cutter head comprises: a driving motor, a first eccentric rotating disk, a second eccentric rotating disk, a planetary gear pair, a material suction pipe, a cutter head connecting shaft and a cutter head; the planetary gear pair comprises a gear ring and a self-rotating gear; the gear ring is provided with internal teeth, the self-rotating gear is provided with external teeth, and the gear ring and the self-rotating gear are meshed and connected; the driving motor is meshed and connected with the first eccentric rotating disk; the material suction pipe is connected with the first eccentric rotating disk, the second eccentric rotating disk and the self-rotating gear shaft in sequence; one end of the cutter head connecting shaft is fixedly connected with the self-rotating gear, and the other end is connected with the cutter head The cutter head is fixedly connected; the cutter head connecting shaft and the cutter head are both hollow structures, and the cutter head is provided with a plurality of feed ports; one end of the cutter head connecting shaft is connected with the suction pipe, and the other end is connected with the feed port; the driving motor rotates, and in turn drives the first eccentric turntable, the second eccentric turntable, the planetary gear pair and the cutter head connecting shaft to rotate, drives the cutter head connecting shaft to perform orbital motion and complete self-rotation at the same time, so that the cutter head installed on the cutter head connecting shaft forms a square cutting trajectory; at the same time, the suction pipe generates negative pressure by connecting to an external material collecting device, and can suck away the cut excess material through the feed port set on the cutter head. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present application, a brief introduction will be given below to the drawings required for use in the description of the embodiments. Obviously, the drawings described below are some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of a square material cutting device with a planetary gear driving a cutter head according to an embodiment of the present application;

[0019] Figure 2 It is a schematic cross-sectional structural diagram of a square material cutting device with a planetary gear driving a cutter head according to an embodiment of the present application;

[0020] Figure 3 This is a schematic diagram of the structure of a cutter head of a square material cutting device with a planetary gear driving the cutter head according to an embodiment of the present application, viewed from above;

[0021] Figure 4 It is a schematic diagram of the internal structure of a cutter head of a square material cutting device with a planetary gear driving the cutter head in an embodiment of the present application, viewed from above;

[0022] Figure 5 It is a schematic diagram of the cutting trajectory of a square material cutting device with a planetary gear driven cutter head according to an embodiment of the present application;

[0023] in, Figures 1 to 4 Included are:

[0024] 1. Driving device; 101. Driving motor; 102. Driving gear;

[0025] 103, box cover; 104, first slewing bearing; 105, first eccentric disc; 106, double-row cylindrical roller bearing;

[0026] 107. Cross roller slewing bearing; 108. Second eccentric disc; 109. Second slewing bearing;

[0027] 110, box body; 111, gear ring; 112, self-rotating gear; 113, fixed bottom plate;

[0028] 114, eccentric cover plate; 115, cutter head connecting shaft; 116, joint mounting seat; 117, suction pipe mounting seat;

[0029] 118, suction pipe; 119, second suction cavity; 120, suction joint; 121, connecting cavity; 122, connecting hole;

[0030] 201, suction channel; 202, first feed inlet; 203, second feed inlet; 204, discharge port;

[0031] 2. cutter head; 21. cutter holder; 22. blade; 221. fixing bolt; 222. blade;

[0032] 3. Cutter bar; 31. First suction chamber. DETAILED DESCRIPTION

[0033] In order to make the purpose, technical solution and advantages of the present application clearer, the technical solution of the present application will be clearly and completely described through the implementation method with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present application.

[0034] Example 1

[0035] A square material cutting device with a planetary gear driving a cutter head, such as Figures 1 to 4As shown, the driving device 1 includes: a driving motor 101, a first eccentric rotating disk, a second eccentric rotating disk, a planetary gear pair, a suction pipe 118, a cutter head connecting shaft 115 and a cutter head 2; the planetary gear pair includes a gear ring 111 and a self-rotating gear 112; the gear ring 111 is provided with internal teeth and an axis, the self-rotating gear 112 is provided with external teeth, and the gear ring 111 and the self-rotating gear 112 are meshingly connected; the driving motor 101 is meshingly connected with the first eccentric rotating disk; the suction pipe 118 is connected with the first eccentric rotating disk, the second eccentric rotating disk and the self-rotating gear 112 axis in sequence; one end of the cutter head connecting shaft 115 is fixedly connected with the self-rotating gear 112, and the other end is fixedly connected with the cutter head 2; the cutter head connecting shaft 115 and the cutter head 2 are both hollow structures, and the cutter head 2 is provided with a plurality of feed ports; one end of the cutter head connecting shaft 115 is connected with the suction pipe 118, and the other end is connected with the feed port.

[0036] Specifically, the tool holder 21, the tool rod 3 and a plurality of blades 22; the tool holder 21 includes a cutting surface and a connecting surface, and each blade 22 is fixedly connected to the cutting surface of the tool holder 21 by a fixing bolt 221; a discharge port 204 is provided on the connecting surface, and a first feed port 202 is provided on the cutting surface; a plurality of second feed ports 203 are provided on the side of the tool holder 21; the tool holder 21 is also provided with a suction channel 201; the first feed port 202 and the second feed port 203 are connected to the discharge port 204 through the suction channel 201. In this embodiment, the blade 22 is a ceramic blade. One end of the tool rod 3 is connected to the discharge port 204, and the other end is connected to the tool head connecting shaft 115, and the tool head connecting shaft 115 is provided with a second suction chamber 119, and the discharge port 204, the first suction chamber 31 and the second suction chamber 119 are connected in sequence.

[0037] More specifically, the cutter head 2 in this embodiment includes three blades 22, whose blade tips are respectively arranged at the vertices of the same triangle; the blade edges 222 of each blade 22 are arranged at the corresponding sides of the triangle. In this embodiment, the above-mentioned triangle is an equilateral triangle.

[0038] More specifically, in this embodiment, the tool holder 21 includes three evenly distributed mounting wings, and each blade 22 is respectively arranged on the corresponding mounting wing; the side surface of the mounting wing includes a cutting edge surface and a suction surface, wherein the cutting edge surface corresponds to the cutting edge position of the set blade 22; each second feed port 203 is respectively arranged on the corresponding suction surface; the second feed port 203 and the corresponding blade 222 are arranged in the same direction.

[0039] More specifically, the first eccentric turntable includes a first turntable bearing 104 and a first eccentric disk 105, and the first turntable bearing 104 and the first eccentric disk 105 are connected; the first eccentric disk 105 is provided with a first eccentric shaft. The second eccentric turntable includes a second turntable bearing 109 and a second eccentric disk 108, and the second turntable bearing 109 and the second eccentric disk 108 are connected; the second eccentric shaft is provided on the second eccentric disk 108. Among them, a double-row cylindrical roller bearing 106 is provided between the first eccentric shaft and the second eccentric shaft. The first eccentric shaft and the second eccentric shaft are connected through the double-row cylindrical roller bearing 106. The suction pipe 118 passes through the axis of the first eccentric shaft, the second eccentric shaft and the gear ring 111. The suction pipe 118 is connected to the second suction chamber 119 built into the cutter head connecting shaft 115.

[0040] More specifically, the first slewing bearing 104 is an external gear slewing bearing; the second slewing bearing 109 is a gearless slewing bearing.

[0041] More specifically, it also includes a driver seat; the driver seat includes a fixed bottom plate 113, a box body 110, a box cover 103 and an eccentric cover plate 114; the first eccentric rotating disk, the second eccentric rotating disk and the planetary gear pair are all arranged in the box body 110; one side of the fixed bottom plate 113 is fixedly connected to the box body 110 and the gear ring 111; the other side is provided with a connecting bearing; the fixed bottom plate 113 is connected to the eccentric cover plate 114 through the connecting bearing; the box cover 103 is fixedly connected to the box body 110; the driving motor 101 is connected to the driving gear 102, and the driving gear 102 is meshed and connected with the first eccentric rotating disk. Among them, the driving motor 101 is fixedly installed on the box cover 103; the rotating shaft of the driving motor 101 passes through the box cover 103 and is connected to the driving gear 102 shaft.

[0042] A suction joint 120 and a joint mounting seat 116 are also fixedly mounted on the box cover 103; the joint mounting seat 116 includes a connecting cavity 121; the suction joint 120 is fixedly connected to the joint mounting seat 116, and the two ends of the connecting cavity 121 are respectively connected to the suction joint 120 and the suction pipe 118. The suction joint 120 is used to connect an external material collection device, so that a negative pressure for sucking residual materials is generated in the connecting cavity 121, the suction pipe 118 and the second suction cavity 119.

[0043] More specifically, it also includes: a suction pipe mounting seat 117; the connecting cavity 121 is cylindrical; the suction pipe mounting seat 117 is arranged in the connecting cavity 121, and the outer contour of the suction pipe mounting seat 117 matches the connecting cavity 121; the suction pipe mounting seat 117 is provided with a connecting hole 122; the suction pipe 118 is fixedly connected to the suction pipe mounting seat 117, and is connected to the connecting cavity 121 through the connecting hole 122.

[0044] More specifically, it also includes a cross roller slewing bearing 107 ; the outer ring of the cross roller slewing bearing 107 is connected to the housing 110 , and the inner ring is connected to the second eccentric disc 108 .

[0045] During operation, the driving motor 101 rotates, driving the first eccentric turntable, the second eccentric turntable, the planetary gear pair and the cutter head connecting shaft 115 to rotate in sequence; wherein, the second eccentric turntable drives the planetary gear pair to revolve, and when the planetary gear pair revolves, the self-rotating gear 112 revolves along the gear ring 111, and at the same time, since the gear ring 111 is meshed and connected with the self-rotating gear 112, the self-rotating gear 112 is driven to rotate in the opposite direction of the revolution, thereby driving the cutter head connecting shaft 115 to revolve and complete self-rotation at the same time, so that the cutter head 2 connected to the cutter head connecting shaft 115 forms a square cutting trajectory. On the other hand, the first eccentric turntable and the second eccentric turntable also drive the suction pipe 118 to revolve, and drive the suction pipe mounting seat 117 to rotate in the connecting cavity 121. This structure enables the suction pipe 118 to maintain communication with the suction joint 120 during its revolution, and continuously obtains negative pressure for absorbing residual material from an external collecting device, so that the residual material cut by the cutter head 2 can be sucked into the suction channel 201 through the first feed port 202 and the second feed port 203, and enter the first suction cavity 31, the second suction cavity 119, the suction pipe 118, and the connecting cavity 121 in turn, and finally is sucked away by the external collecting device through the suction joint 120, and the multiple second feed ports 203 set therein have a good extraction effect on the residual material.

[0046] Furthermore, in order to make the cutter head 2 form a square cutting track and realize full-section cutting of the material in the square sagger, the pitch circle diameter of the self-rotating gear 112 is 6 / 13 of the side length of the sagger inner cavity; the eccentricity of each eccentric disk is 2.5 times the pitch circle radius of the self-rotating gear 112. Figure 5 As shown, in this embodiment, A1 is the revolution trajectory of the cutter head 2, A2 is the outer edge of the cutting range when the cutter head 2 revolves and rotates, and A3 is the inner edge of the cutting range when the cutter head 2 revolves and rotates. That is, when the cutter head 2 revolves and rotates, the specific cutting trajectory is the area between A2 and A3, which is close to a square.

[0047] Furthermore, there are several drive motors 101; each drive motor 101 is provided with a corresponding drive gear 102; each drive gear 102 is respectively meshed and connected with the first eccentric turntable, so that multiple drive motors 101 can provide power at the same time to meet the needs of high torque for materials of various qualities.

[0048] Note that the above are only preferred embodiments of the present application and the technical principles used. Those skilled in the art will understand that the present application is not limited to the specific embodiments described herein, and that various obvious changes, readjustments and substitutions can be made by those skilled in the art without departing from the scope of protection of the present application. Therefore, although the present application is described in more detail through the above embodiments, the present application is not limited to the above embodiments, and may include more other equivalent embodiments without departing from the concept of the present application, and the scope of the present application is determined by the scope of the appended claims.

Claims

1. A square material cutting device with a planetary gear driving a cutter head, characterized in that: include: A driving motor, a first eccentric rotating disk, a second eccentric rotating disk, a planetary gear pair, a suction pipe, a cutter head connecting shaft, a cutter head, a suction joint, a joint mounting seat and a suction pipe mounting seat; The planetary gear pair comprises a gear ring and a self-rotating gear, the gear ring is provided with internal teeth, the self-rotating gear is provided with external teeth, the gear ring and the self-rotating gear are meshed and connected; the driving motor is meshed and connected with the first eccentric rotating disk; The suction pipe is connected to the first eccentric rotating disk, the second eccentric rotating disk and the self-rotating gear shaft in sequence; One end of the cutter head connecting shaft is fixedly connected to the self-rotating gear, and the other end is fixedly connected to the cutter head. Both the cutter head connecting shaft and the cutter head are hollow structures, and the cutter head is provided with a plurality of feed ports; one end of the cutter head connecting shaft is connected to the suction pipe, and the other end is connected to the feed port; The cutter head comprises a cutter holder, a plurality of blades and a cutter bar, the cutter holder comprises a cutting surface and a connecting surface, each of the blades is fixedly connected to the cutting surface of the cutter holder, the connecting surface is provided with a discharge port, the cutter bar is fixedly connected to the cutter holder through the discharge port, the cutter holder is also provided with a suction channel, each of the feed ports is connected to the discharge port through the suction channel, and the cutter head connecting shaft is fixedly connected to the cutter bar and connected; The tool holder comprises three evenly distributed mounting wings, each blade is respectively arranged on a corresponding mounting wing, the mounting wing comprises a material suction surface, and the cutting surface and the material suction surface are respectively provided with corresponding feed ports; The joint mounting seat includes a cylindrical connecting cavity, the suction joint is fixedly connected to the joint mounting seat, and the two ends of the connecting cavity are respectively connected to the suction joint and the suction pipe, the suction pipe mounting seat is arranged in the connecting cavity, and the outer contour of the suction pipe mounting seat matches the connecting cavity, the suction pipe mounting seat is provided with a connecting hole, the suction pipe is fixedly connected to the suction pipe mounting seat, and is connected to the connecting cavity through the connecting hole.

2. A square material cutting device with a planetary gear driven cutter head according to claim 1, characterized in that: Also includes: Driver seat; The driver seat comprises a fixed bottom plate, a box body and an eccentric cover plate; The first eccentric rotating disk, the second eccentric rotating disk and the planetary gear pair are all arranged in the housing; One side of the fixed base plate is fixedly connected to the box body and the gear ring, and the other side is provided with a connecting bearing; the fixed base plate is connected to the eccentric cover plate through the connecting bearing.

3. The square material cutting device with a planetary gear driven cutter head according to claim 2, characterized in that: The driver seat also includes a box cover; the box cover is fixedly connected to the box body; The driving motor and the joint mounting seat are respectively fixedly mounted on the box cover.

4. The square material cutting device with a planetary gear driven cutter head according to claim 2, characterized in that: The first eccentric rotating disk comprises a first rotating disk bearing and a first eccentric disk, wherein the first rotating disk bearing and the first eccentric disk are connected; a first eccentric shaft is disposed on the first eccentric disk; The second eccentric rotating disk comprises a second rotating disk bearing and a second eccentric disk, wherein the second rotating disk bearing and the second eccentric disk are connected; and a second eccentric shaft is arranged on the second eccentric disk.

5. The square material cutting device with a planetary gear driven cutter head according to claim 4, characterized in that: Also includes: Crossed roller slewing bearings; The outer ring of the cross roller slewing bearing is connected to the housing, and the inner ring is connected to the second eccentric disc.

6. The square material cutting device with a planetary gear driven cutter head according to claim 4, characterized in that: A double-row cylindrical roller bearing is provided between the first eccentric shaft and the second eccentric shaft.

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