CN107825554B - Rotary tool changing device for automatic bamboo breaking machine - Google Patents
Rotary tool changing device for automatic bamboo breaking machine Download PDFInfo
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- CN107825554B CN107825554B CN201711026384.4A CN201711026384A CN107825554B CN 107825554 B CN107825554 B CN 107825554B CN 201711026384 A CN201711026384 A CN 201711026384A CN 107825554 B CN107825554 B CN 107825554B
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- cutter head
- rotary cutter
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- servo motor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27L—REMOVING BARK OR VESTIGES OF BRANCHES; SPLITTING WOOD; MANUFACTURE OF VENEER, WOODEN STICKS, WOOD SHAVINGS, WOOD FIBRES OR WOOD POWDER
- B27L7/00—Arrangements for splitting wood
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27J—MECHANICAL WORKING OF CANE, CORK, OR SIMILAR MATERIALS
- B27J1/00—Mechanical working of cane or the like
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- Forests & Forestry (AREA)
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Abstract
The invention relates to the technical field of bamboo product processing, in particular to a rotary tool changer for an automatic bamboo breaking machine, which comprises a rotary cutter disc, a rotary cutter disc support, a transmission gear and a servo motor, wherein the rotary cutter disc is in a disc shape, the circle center of the rotary cutter disc is connected with a cutter disc rotating shaft, the cutter disc rotating shaft is connected with the rotary cutter disc support, gear teeth are arranged on the circumference of the rotary cutter disc, and a plurality of circular through holes for placing bamboo breaking cutters are uniformly distributed on the rotary cutter disc; a motor shaft of the servo motor is connected with a transmission gear through a speed reducer, and gear teeth of the transmission gear are meshed with gear teeth on the edge of the rotary cutter head. The invention sets gear teeth on the edge of the rotary cutter head, and the servo motor is connected with the transmission gear through a motor shaft; the torque requirement on the servo motor is not high, the rotation is timely stopped, overlarge inertia force can not be generated on the motor, the structure is simple, a speed reducer is not needed for changing the transmission ratio, and the equipment cost is saved.
Description
Technical Field
The invention relates to the technical field of bamboo product processing, in particular to a rotary tool changing device for an automatic bamboo breaking machine.
Background
The bamboo breaking machine is used for breaking a moso bamboo tube into a plurality of bamboo battens with the same width at one time, is important equipment for early-stage processing of bamboo chip blanks, and is used for manufacturing bamboo battens with different widths by replacing bamboo breaking cutters with different types, so that the manufactured bamboo battens are suitable for bamboo products such as bamboo floors, bamboo batten mats, bamboo chopsticks or bamboo incense cores and the like.
Application publication number is CN 105216083A's chinese patent discloses a broken bamboo machine of full automatization, wherein adopts about rotatory tool changing system to realize the automatic change of the broken bamboo cutter of different models, about rotatory tool changing system pass through bearing housing and connect gradually reduction gear and servo motor in the axial region of controlling rotatory cutter head, drive through reduction gear and servo motor and rotate about rotatory cutter head to the broken bamboo cutter of corresponding specification on the rotatory cutter head removes to the position relative with a mao bamboo section of thick bamboo about making, in order to realize the automatic change of the broken bamboo cutter of different models.
In the left-right rotating tool changing system, the left-right rotating cutter head is connected with the servo motor through the shaft part, when the servo motor controls the left-right rotating cutter head to rotate and the left-right rotating cutter head rotates to a corresponding position, the left-right rotating cutter head can continuously rotate for a certain angle under the action of inertia, the rotation and the check of the left-right rotating cutter head both need larger torque, the load on the servo motor is larger, and the shaft part is easy to wear after the left-right rotating cutter head is used for a long time; in addition, in the above connection mode, the transmission ratio of the servo motor to the left and right rotary cutter heads is too large, and it is difficult to control the bamboo breaking cutters on the left and right rotary cutter heads to accurately move to the corresponding bamboo breaking positions when the servo motor is in normal operation, and a speed reducer is needed to reduce the transmission ratio of the servo motor to the left and right rotary cutter heads so as to achieve the purpose of accurately controlling the rotation angle of the left and right rotary cutter heads, and the structure of the left and right rotary cutter changing system is complicated due to the addition of the speed reducer, and the cost of the equipment is increased.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the utility model provides a rotatory toolchanger for automatic broken bamboo machine, solves the rotatory toolchanger of current automatic broken bamboo machine when switching broken bamboo cutter, the big problem of servo motor load to and the problem that equipment cost is high.
In order to solve the technical problems, the invention adopts the technical scheme that: a rotary tool changer for an automatic bamboo breaking machine comprises a rotary cutter disc, a rotary cutter disc support, a transmission gear and a servo motor, wherein the rotary cutter disc is in a disc shape, the center of the rotary cutter disc is connected with a cutter disc rotating shaft, the cutter disc rotating shaft is connected to the rotary cutter disc support, gear teeth are arranged on the circumference of the rotary cutter disc, and a plurality of circular through holes for placing bamboo breaking cutters are uniformly distributed on the rotary cutter disc; a motor shaft of the servo motor is connected with a transmission gear through a speed reducer, and gear teeth of the transmission gear are meshed with gear teeth on the edge of the rotary cutter head.
The invention has the beneficial effects that: the invention sets gear teeth on the edge of the rotary cutter head, and the servo motor is connected with the transmission gear by a shaft; when the rotary cutter head needs to be rotationally adjusted, the servo motor steps by a certain distance, the gear teeth of the rotary cutter head are driven by the transmission gear, the rotary cutter head rotates by a certain angle, and the corresponding bamboo breaking cutter on the rotary cutter head corresponds to the position of the bamboo breaking positioning hole, so that the aim of automatically replacing the bamboo breaking cutter is fulfilled; compared with the existing rotary tool changing system, the transmission mode of the invention has low requirement on the torque of the servo motor, the rotation is timely stopped, and no overlarge inertia force is generated on the motor.
Drawings
FIG. 1 is a schematic structural diagram of a rotary tool changer for an automatic bamboo breaking machine according to an embodiment of the invention;
description of reference numerals:
1. rotating the cutter head; 11. a cutter head rotating shaft; 2. rotating the cutter head bracket; 3. a transmission gear; 4. a bamboo breaking cutter; 5. a non-return device; 51. a torsion spring; 52. a connecting rod;
53. a claw is provided.
Detailed Description
In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
The most key concept of the invention is as follows: the invention sets gear teeth on the edge of the rotary cutter head, and the servo motor is connected with the transmission gear through a motor shaft; the torque requirement on the servo motor is not high, the rotation is timely stopped, overlarge inertia force can not be generated on the motor, the structure is simple, a speed reducer is not needed for changing the transmission ratio, and the equipment cost is saved.
Referring to fig. 1, a rotary tool changer for an automatic bamboo breaking machine comprises a rotary cutter disc 1, a rotary cutter disc support 2, a transmission gear 3 and a servo motor, wherein the rotary cutter disc 1 is in a disc shape, the center of the rotary cutter disc 1 is connected with a cutter disc rotating shaft 11, the cutter disc rotating shaft 11 is connected to the rotary cutter disc support 2, gear teeth are arranged on the circumference of the rotary cutter disc 1, and a plurality of circular through holes for placing bamboo breaking cutters 4 are uniformly distributed on the rotary cutter disc 1; a motor shaft of the servo motor is connected with a transmission gear 3 through a speed reducer, and gear teeth of the transmission gear 3 are meshed with gear teeth on the edge of the rotary cutter head 1.
The working principle of the rotary tool changer for the automatic bamboo breaking machine is described as follows: in practical use, the rotary tool changer is used as a component on the automatic bamboo breaking machine and needs to be matched with other components on the automatic bamboo breaking machine for use, and the other components on the automatic bamboo breaking machine comprise a bamboo tube fixing frame, a bamboo tube pushing device and a bamboo breaking positioning hole; when the bamboo tube needs to be cut into bamboo strips, the bamboo tube with the inner joints removed is placed on a bamboo tube fixing frame, the servo motor rotates for a distance, the transmission gear 3 is meshed with the gear teeth of the rotary cutter head 1, the rotary cutter head 1 is driven to rotate for a certain angle, a circular through hole in the rotary cutter head 1 is adjusted to be coincident with the broken bamboo positioning hole, the bamboo tube is pushed to the broken bamboo positioning hole through the bamboo tube pushing device, and the bamboo tube is cut to a plurality of bamboo strips with the same width through the corresponding broken bamboo cutters 4 in the circular through hole.
The rotary tool changing device for the automatic bamboo breaking machine has the beneficial effects that: the invention sets gear teeth on the edge of the rotary cutter head, and the servo motor is connected with the transmission gear by a shaft; when the rotary cutter head needs to be rotationally adjusted, the servo motor steps by a certain distance, the gear teeth of the rotary cutter head are driven by the transmission gear, the rotary cutter head rotates by a certain angle, and the corresponding bamboo breaking cutter on the rotary cutter head corresponds to the position of the bamboo breaking positioning hole, so that the aim of automatically replacing the bamboo breaking cutter is fulfilled; compared with the existing rotary tool changing system, the transmission mode of the invention has low requirement on the torque of the servo motor, the rotation is timely stopped, and no overlarge inertia force is generated on the motor.
Furthermore, the rotary tool changing device for the automatic bamboo breaking machine further comprises a servo driver, and the servo motor is electrically connected with the servo driver.
The servo driver drives the servo motor to rotate, and meanwhile, the servo driver is also connected with other components of the automatic bamboo breaking machine, so that automation of operations such as tool changing and bamboo breaking of the automatic bamboo breaking machine is realized.
Further, among the above-mentioned a rotatory toolchanger for automatic broken bamboo machine, broken bamboo cutter 4 is installed to circular through-hole department, broken bamboo cutter 4 includes blade and blade mount, the blade mount includes outer ring and interior ring, the centre of a circle coincidence of outer ring and interior ring, blade quantity has a plurality ofly, the outer ring is connected to the one end of blade, and the other end is connected interior ring, and the contained angle between two adjacent blades is the same.
Furthermore, the rotary tool changer for the automatic bamboo breaking machine further comprises a control panel used for controlling the stepping distance of the servo motor, and the control panel is electrically connected with the servo driver.
Furthermore, in the above-mentioned a rotatory toolchanger for automatic broken bamboo machine, be provided with antifriction bearing on the rotatory blade disc support 2, blade disc pivot 11 peg graft in antifriction bearing's inner circle.
Furthermore, in the rotary tool changing device for the automatic bamboo breaking machine, the rolling bearing is a deep groove ball bearing.
The deep groove ball bearing has the advantages of small friction coefficient, high limit rotating speed, low manufacturing cost and high precision.
Furthermore, in the rotary tool changing device for the automatic bamboo breaking machine, the number of the rolling bearings is more than 2.
More than 2 rolling bearings contribute to a more stable articulation of the rotary tool changer on the rotary cutter head holder 2.
Further, above-mentioned a rotatory tool changer for automatic broken bamboo machine still includes non return device 5, non return device 5 includes torsional spring 51, connecting rod 52 and jack catch 53, torsional spring 51 sets up on rotatory blade disc support 2, connecting rod 52 one end articulates in torsional spring 51, and jack catch 53 is connected to the other end, jack catch 53 meshes in the teeth of a cogwheel at rotatory blade disc 1 edge.
After the position of the bamboo breaking cutter 4 on the rotary cutter head 1 is adjusted, the claw 53 in the non-return device 5 is meshed with the gear teeth of the rotary cutter head 1 to limit the rotary cutter head 1 to continuously rotate, so that the phenomenon that the rotary cutter head 1 deviates in the bamboo breaking process to cause uneven cutting of bamboo strips is avoided.
Further, among the above-mentioned a rotatory toolchanger for automatic broken bamboo machine, still include non return device 5, non return device 5 includes torsional spring 51, connecting rod 52 and jack catch 53, torsional spring 51 sets up on rotatory blade disc support 2, connecting rod 52 one end articulates in torsional spring 51, and jack catch 53 is connected to the other end, jack catch 53 meshes the teeth of a cogwheel at 1 edge of rotatory blade disc, torsional spring 51 and servo driver electric connection.
The torsion spring 51 is controlled by the servo driver, through setting a program, when the rotary cutter head 1 needs to be rotationally adjusted, the torsion spring 51 is controlled by the servo driver to rotate, so that the connecting rod 52 is driven to swing to enable the clamping jaw 53 to be separated from the gear teeth of the rotary cutter head 1, when the rotary cutter head 1 is adjusted, the torsion spring 51 is controlled by the servo driver to return, so that the clamping jaw 53 is driven by the connecting rod 52 to be meshed with the gear teeth of the rotary cutter head 1, and the rotary cutter head 1 is enabled to be non.
Furthermore, in the rotary tool changer for the automatic bamboo breaking machine, the number of the circular through holes is 8.
Example 1
A rotary tool changer for an automatic bamboo breaking machine comprises a rotary cutter head 1, a rotary cutter head support 2, a transmission gear 3 and a servo motor, wherein the rotary cutter head 1 is in a disc shape, the circle center of the rotary cutter head 1 is connected with a cutter head rotating shaft 11, the cutter head rotating shaft 11 is connected to the rotary cutter head support 2, gear teeth are arranged on the circumference of the rotary cutter head 1, and 8 circular through holes for placing bamboo breaking cutters 4 are uniformly distributed on the rotary cutter head 1; a motor shaft of the servo motor is connected with a transmission gear 3 through a speed reducer, and gear teeth of the transmission gear 3 are meshed with gear teeth on the edge of the rotary cutter head 1.
The rotary tool changing device for the automatic bamboo breaking machine further comprises a servo driver, and the servo motor is electrically connected with the servo driver. The bamboo breaking cutter 4 is installed in circular through hole department, bamboo breaking cutter 4 includes blade and blade mount, the blade mount includes outer ring and interior ring, the centre of a circle coincidence of outer ring and interior ring, blade quantity has a plurality ofly, the outer ring is connected to the one end of blade, and interior ring is connected to the other end, and the contained angle between two adjacent blades is the same. The rotary tool changing device for the automatic bamboo breaking machine further comprises a control panel used for controlling the stepping distance of the servo motor, and the control panel is electrically connected with the servo driver. The rotary cutter head support 2 is provided with a rolling bearing, and the cutter head rotating shaft 11 is inserted into an inner ring of the rolling bearing. The rolling bearing is a deep groove ball bearing. The number of the rolling bearings is more than 2.
The rotary tool changer for the automatic bamboo breaking machine further comprises a non-return device 5, the non-return device 5 comprises a torsion spring 51, a connecting rod 52 and a clamping jaw 53, the torsion spring 51 is arranged on the rotary cutter disc support 2, one end of the connecting rod 52 is hinged to the torsion spring 51, the other end of the connecting rod is connected with the clamping jaw 53, and the clamping jaw 53 is meshed with the gear teeth on the edge of the rotary cutter disc 1. The torsion spring 51 is electrically connected with the servo driver.
In summary, in the rotary tool changer for the automatic bamboo breaking machine, the invention adopts the mode that the gear teeth are arranged on the edge of the rotary cutter head, and the servo motor is connected with the transmission gear in a shaft manner; when the rotary cutter head needs to be rotationally adjusted, the servo motor steps by a certain distance, the gear teeth of the rotary cutter head are driven by the transmission gear, the rotary cutter head rotates by a certain angle, and the corresponding bamboo breaking cutter on the rotary cutter head corresponds to the position of the bamboo breaking positioning hole, so that the aim of automatically replacing the bamboo breaking cutter is fulfilled; compared with the existing rotary tool changing system, the transmission mode of the invention has low requirement on the torque of the servo motor, the rotation is timely stopped, and no overlarge inertia force is generated on the motor. The servo driver drives the servo motor to rotate, and meanwhile, the servo driver is also connected with other components of the automatic bamboo breaking machine, so that automation of operations such as tool changing and bamboo breaking of the automatic bamboo breaking machine is realized.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.
Claims (9)
1. A rotary tool changer for an automatic bamboo breaking machine is characterized by comprising a rotary cutter head, a rotary cutter head support, a transmission gear and a servo motor, wherein the rotary cutter head is in a disc shape, the circle center of the rotary cutter head is connected with a cutter head rotating shaft, the cutter head rotating shaft is connected to the rotary cutter head support, gear teeth are arranged on the circumference of the rotary cutter head, and a plurality of circular through holes for placing bamboo breaking cutters are uniformly distributed on the rotary cutter head; a motor shaft of the servo motor is connected with a transmission gear through a speed reducer, and gear teeth of the transmission gear are meshed with gear teeth at the edge of the rotary cutter head; the rotary cutter head support is characterized by further comprising a non-return device, the non-return device comprises a torsional spring, a connecting rod and a clamping jaw, the torsional spring is arranged on the rotary cutter head support, one end of the connecting rod is hinged to the torsional spring, the other end of the connecting rod is connected with the clamping jaw, and the clamping jaw is meshed with the gear teeth at the edge of the rotary cutter head.
2. The rotary tool changer for an automatic bamboo breaking machine according to claim 1, further comprising a servo driver, wherein the servo motor is electrically connected with the servo driver.
3. The rotary tool changing device for the automatic bamboo breaking machine according to claim 1, wherein the bamboo breaking tool is installed at the circular through hole and comprises a plurality of blades and a plurality of blade fixing frames, each blade fixing frame comprises an outer circular ring and an inner circular ring, the circle centers of the outer circular ring and the inner circular ring are overlapped, one end of each blade is connected with the outer circular ring, the other end of each blade is connected with the inner circular ring, and the included angles between every two adjacent blades are the same.
4. The rotary tool changer for automatic bamboo splitting machines as claimed in claim 2, further comprising a control panel for controlling the stepping distance of the servo motor, the control panel being electrically connected to the servo driver.
5. The rotary tool changer for the automatic bamboo breaking machine according to claim 1, wherein a rolling bearing is arranged on the rotary cutter head bracket, and the rotating shaft of the cutter head is inserted into an inner ring of the rolling bearing.
6. The rotary tool changer for automatic bamboo splitting machines as recited in claim 5, wherein the rolling bearing is a deep groove ball bearing.
7. The rotary tool changer for automatic bamboo splitting machines as claimed in claim 5, wherein the number of rolling bearings is more than 2.
8. The rotary tool changer for automatic bamboo splitting machines as recited in claim 4, wherein the torsion spring is electrically connected to the servo driver.
9. The rotary tool changer for automatic bamboo splitting machines as claimed in claim 1, characterized in that the number of circular through holes is 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711026384.4A CN107825554B (en) | 2017-10-26 | 2017-10-26 | Rotary tool changing device for automatic bamboo breaking machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711026384.4A CN107825554B (en) | 2017-10-26 | 2017-10-26 | Rotary tool changing device for automatic bamboo breaking machine |
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| Publication Number | Publication Date |
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| CN107825554A CN107825554A (en) | 2018-03-23 |
| CN107825554B true CN107825554B (en) | 2020-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711026384.4A Active CN107825554B (en) | 2017-10-26 | 2017-10-26 | Rotary tool changing device for automatic bamboo breaking machine |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110625715B (en) * | 2019-09-11 | 2021-07-16 | 福建呈祥机械制造有限公司 | Bamboo breaking device capable of automatically adjusting position of cutter head |
| CN112025856B (en) * | 2020-08-05 | 2022-07-29 | 谭冬英 | Bamboo strip trimming machine for birdcage weaving |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203212269U (en) * | 2013-04-03 | 2013-09-25 | 登封中联登电水泥有限公司 | Non-return device for lifter |
| CN204004066U (en) * | 2014-07-15 | 2014-12-10 | 张文忠 | A kind of clutch brake for loop chain tightener |
| CN205201734U (en) * | 2015-11-13 | 2016-05-04 | 马志涛 | Full -automatic broken bamboo machine |
| CN105216083B (en) * | 2015-11-16 | 2018-01-30 | 庆元县龙鑫机械加工厂 | The broken bamboo machine of full-automation |
| CN106182304B (en) * | 2016-08-17 | 2018-03-30 | 张正权 | The full-automatic broken bamboo machine for being switched fast cutter head |
| CN206312820U (en) * | 2016-11-16 | 2017-07-07 | 上海西屋投资有限公司 | Vacuum circuit breaker gear anti-reverse-rotation device |
| CN206568287U (en) * | 2017-03-16 | 2017-10-20 | 刘承承 | Center adjusting device and automatically broken bamboo machine |
| CN206584878U (en) * | 2017-04-07 | 2017-10-24 | 德力西电气有限公司 | A kind of breaker and its stored energy mechanism |
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