CN109318303B - Bar cutting device and cutting method thereof - Google Patents
Bar cutting device and cutting method thereof Download PDFInfo
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- CN109318303B CN109318303B CN201811250038.9A CN201811250038A CN109318303B CN 109318303 B CN109318303 B CN 109318303B CN 201811250038 A CN201811250038 A CN 201811250038A CN 109318303 B CN109318303 B CN 109318303B
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- friction roller
- sliding block
- long rod
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27C—PLANING, DRILLING, MILLING, TURNING OR UNIVERSAL MACHINES FOR WOOD OR SIMILAR MATERIAL
- B27C5/00—Machines designed for producing special profiles or shaped work, e.g. by rotary cutters; Equipment therefor
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- Mechanical Engineering (AREA)
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Abstract
The invention discloses a bar cutting device and a cutting method thereof, the device comprises a frame, a motor, a cutting cutter disc, a reduction box, a rotary disc and the like, a clapboard is arranged in the frame, the motor is arranged at the outer side of the frame, the output shaft of the motor is fixedly connected with the cutting cutter disc, the reduction box is connected with the output shaft of the motor, the output shaft of the reduction box is fixedly connected with the rotary disc, two slide bars which are parallel to each other are respectively and fixedly arranged on the side wall of the frame and the clapboard, a through hole for placing a long bar is arranged in the slide block, one end of a connecting rod is hinged at the edge of the rotary disc, the other end of the connecting rod is hinged on the slide block, a friction roller comprises a first friction roller and a second friction roller which can clamp the long bar, the top end of a rotating shaft in the first friction roller penetrates through the top wall of the, the torsional spring is clamped at the joint of the rotating shaft and the pawl.
Description
Technical Field
The invention relates to the technical field of cutting devices, in particular to a bar cutting device and a cutting method thereof.
Background
In the furniture course of working, like table leg processing, need cut off the stock into the quarter butt, need process a plurality of quarter butts of the same length moreover and just can satisfy the user demand of a desk, adopt the method of artifical cutting usually in the course of working now, its efficiency is slow, can't satisfy the needs of large-scale production.
Disclosure of Invention
In order to solve the above problems, an object of the present invention is to provide a bar cutting apparatus and a cutting method thereof, which are efficient and can meet the needs of mass production.
In order to achieve the purpose, the invention provides the following technical scheme:
a bar cutting device comprising:
a clapboard is horizontally and fixedly arranged in the rack;
the motor is fixedly arranged on the outer side of the frame, and an output shaft of the motor penetrates into the frame and is fixedly connected with a cutting cutter head;
the reduction box is connected to an output shaft of the motor, and an output shaft of the reduction box penetrates through a partition plate in the rack and is fixedly connected with a rotary table;
the two sliding rods are arranged in parallel and are fixedly arranged on the side wall of the rack and the partition plate respectively;
the sliding block is arranged on the two sliding rods in a sliding way, and a through hole is arranged in the sliding block and used for placing the long rod to be cut;
one end of the connecting rod is hinged to the edge of the rotary table, the other end of the connecting rod is hinged to the sliding block, and the sliding block can be driven to reciprocate on the two sliding rods through the connecting rod when the rotary table rotates;
the friction roller comprises a first friction roller and a second friction roller, the first friction roller and the second friction roller are rotatably and symmetrically arranged on the sliding blocks, and elastic rubber layers are fixedly arranged on the surface layers of the first friction roller and the second friction roller, so that the first friction roller and the second friction roller can clamp the long rod;
the top end of a rotating shaft in the first friction roller penetrates through the top wall of the sliding block and is rotationally connected with the gear through a bearing, a circle of ratchets are fixedly arranged on the side wall of the inner ring of the gear, and a circle of pawls capable of being matched with the ratchets for transmission are hinged to the upper section of the rotating shaft in the first friction roller;
the torsion spring is clamped at the joint of the rotating shaft and the pawl, and the pawl is pressed against the ratchet at the initial position;
and the rack is horizontally and fixedly arranged on the partition plate and can be meshed with the gear for transmission.
As a preferable aspect of the present invention, the method further comprises:
and the discharging sliding plate is fixedly arranged at the bottom of the frame and is used for bearing the short rod cut off from the long rod.
The invention also discloses a cutting method of the bar cutting device, which comprises the following cutting steps:
s1: when the cutting tool is used, the sliding block is adjusted to the rightmost end, then the long rod is inserted into the through hole of the sliding block, the long rod can be clamped by the first friction roller and the second friction roller, the long rod extends out of the sliding block by a rated length, the motor is started, the cutting tool disc starts to rotate at a high speed, the rotating speed of the rotating disc is far lower than that of the cutting tool disc due to the action of the reduction box, and the rotating disc pulls the sliding block to do reciprocating motion on the two sliding rods through the connecting rod;
s2: when the sliding block moves leftwards, the cutter disc can cut off a long rod into a section, the length of the cut short rod is the required length, and the cut short rod slides out of a discharging sliding plate at the bottom of the rack;
s3: when the sliding block moves rightwards, when the gear is meshed with the rack, the gear rotates clockwise, the ratchet on the inner ring of the gear pushes against the pawl on the upper section of the rotating shaft and drives the rotating shaft to rotate, so that the first friction roller is driven to rotate clockwise, and the first friction roller drives the long rod to extend out of the sliding block through friction force;
s4: when the sliding block moves to the rightmost end, the length of the long rod extending out of the sliding block is equal to the rated length, then the sliding block starts to move leftwards, the gear rotates anticlockwise on the rack at the moment, the ratchets on the inner ring of the gear continuously press the pawl to the rotating shaft, the rotating shaft does not rotate at the moment, and the long rod is clamped by the first friction roller and the second friction roller and is cut through the cutting cutter disc.
Preferably, the above method further comprises the step of,
s5: when the length of stock no longer is enough a rated length, the in-process that the sliding block moved to the right, remaining stock can fall down from the sliding block automatically to from ejection of compact slide roll-off.
Compared with the prior art, the invention has the beneficial effects that:
the bar cutting device and the cutting method thereof have the advantages of reasonable structural design, convenience in operation, higher automation degree, high cutting efficiency, smooth cut, great reduction in the working strength of operators, strong functionality and practicability, and worth of popularization.
Drawings
FIG. 1 is a front cross-sectional view of the present invention;
FIG. 2 is a schematic view taken at A-A of FIG. 1 in accordance with the present invention;
FIG. 3 is a front cross-sectional view of the invention of FIG. 1 with the separator removed;
FIG. 4 is a schematic view of the present invention at B-B of FIG. 1.
In the figure: 10-a frame; 11-a separator; 20-a motor; 30-a cutter disc; 40-a reduction gearbox; 50-a turntable; 60-a slide bar; 70-a slider; 80-long rod; 90-connecting rod; 100-friction roller; 101-a first rubbing roll; 102-a second friction roller; 110-a gear; 120-ratchet; 130-a pawl; 140-a rotating shaft; 150-a rack; 160-discharge slide plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly. The words "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1 to 4, a bar cutting apparatus includes: the cutting machine comprises a frame 10, a motor 20, a cutter disc 30, a reduction gearbox 40, a rotary disc 50, sliding rods 60, sliding blocks 70, a long rod 80, a connecting rod 90, a friction roller 100, a gear 110, a ratchet 120, a pawl 130, a rotating shaft 140 and a rack 150, wherein a partition plate 11 is horizontally and fixedly arranged in the frame 10, the motor 20 is fixedly arranged on the outer side of the frame 10, an output shaft of the motor 20 penetrates through the inside of the frame 10 and is fixedly connected with the cutting cutter disc 30, the reduction gearbox 40 is connected to the output shaft of the motor 20, the output shaft of the reduction gearbox penetrates through the partition plate 11 in the frame 10 and is fixedly connected with the rotary disc 50, the two sliding rods 60 are arranged in parallel and are respectively fixedly arranged on the side wall and the partition plate 11 of the frame 10, the sliding blocks 70 are slidably arranged on the two sliding rods 60, a through hole is arranged in the through hole and, when the rotary disc 50 rotates, the connecting rod 90 can drive the sliding block 70 to reciprocate on the two sliding rods 60, the friction roller 100 comprises a first friction roller 101 and a second friction roller 102, the first friction roller 101 and the second friction roller 102 are rotatably and symmetrically arranged on the sliding block 70, elastic rubber layers are fixedly arranged on the surface layers of the first friction roller 101 and the second friction roller 102, so that the first friction roller 101 and the second friction roller 102 can clamp the long rod 80, the top end of a rotating shaft 140 in the first friction roller 101 penetrates through the top wall of the sliding block 70 and is rotatably connected with the gear 110 through a bearing, a circle of pawls 130 are fixedly arranged on the inner ring side wall of the gear ratchets 110, a circle of pawls 130 capable of being matched with the pawls 120 are hinged on the upper section of the rotating shaft 140 in the first friction roller 101, the torsion spring is clamped at the connection position of the rotating shaft 140 and the pawls 130, the pawls 130 are abutted against the ratchets 120 when the initial position, the rack 150 is, and can be in meshed transmission with the gear 110. The snap-fit mounting of a torsion spring is a common technique in the art, and typically a torsion spring is secured to the shaft 140 at one end and to the pawl 130 at the other end.
Referring to fig. 1, further includes a discharging slide plate 160 fixed to the bottom of the frame 10 for receiving the short rods cut from the long rod 80, thereby facilitating the user to collect the cut short rods.
The invention also discloses a cutting method of the bar cutting device, which comprises the following cutting steps:
s1: when the cutting knife is used, the slide block 70 is adjusted to the rightmost end, then the long rod 80 is inserted into the through hole of the slide block 70, the first friction roller 101 and the second friction roller 102 can clamp the long rod 80, the long rod 80 extends out of the slide block 70 by a rated length, the motor 20 is started, the cutting knife disc 30 starts to rotate at a high speed, the rotating speed of the rotary disc 50 is far lower than that of the cutting knife disc 30 due to the action of the reduction gearbox 40, and the rotary disc 50 pulls the slide block 70 to do reciprocating motion on the two slide bars 60 through the connecting rod 90;
s2: when the sliding block 70 moves leftwards, the cutter disc 30 can cut off a long rod 80, the length of the cut short rod is the required length, and the cut short rod slides out from the discharging sliding plate 160 at the bottom of the machine frame 10;
s3: when the sliding block 70 moves rightwards, when the gear 110 is meshed with the rack 150, the gear 110 rotates clockwise, the ratchet 120 on the inner ring of the gear 110 pushes the pawl 130 on the upper section of the rotating shaft 140, and drives the rotating shaft 140 to rotate, so as to drive the first friction roller 101 to rotate clockwise, and the first friction roller 101 drives the long rod 80 to extend out of the sliding block 70 through friction force;
s4: when the slide block 70 is moved to the rightmost end, the length of the long rod 80 extending out of the slide block 70 is equal to the rated length, then the slide block 70 starts to move leftwards again, at this time, the gear 110 rotates anticlockwise on the rack 150, the ratchet teeth 120 on the inner ring of the gear 110 continuously press the pawl 130 to the rotating shaft 140, at this time, the rotating shaft 140 does not rotate any more, and the long rod 80 is clamped by the first friction roller 101 and the second friction roller 102 and is cut by the cutter disc 30.
S5: when the length of the long rod 80 is no longer enough than a rated length, the rest of the long rod 80 will automatically fall off the sliding block 70 and slide out of the discharging sliding plate 160 during the process of moving the sliding block 70 to the right.
While the preferred embodiments of the present invention have been illustrated and described, it will be appreciated that the invention may be embodied otherwise than as specifically described and that equivalent alterations and modifications, which may be effected thereto by those skilled in the art without departing from the spirit of the invention, are deemed to be within the scope and spirit of the invention.
Claims (2)
1. A cutting method of a bar cutting apparatus, the bar cutting apparatus comprising:
a frame (10) in which a partition plate (11) is horizontally and fixedly arranged;
the motor (20) is fixedly arranged on the outer side of the rack (10), and an output shaft of the motor penetrates into the rack (10) and is fixedly connected with a cutting cutter head (30);
the reduction gearbox (40) is connected to an output shaft of the motor (20), and an output shaft of the reduction gearbox penetrates through the partition plate (11) in the rack (10) and is fixedly connected with a rotary table (50);
the number of the sliding rods (60) is two, and the two sliding rods are parallel to each other and are fixedly arranged on the side wall of the rack (10) and the partition plate (11) respectively;
the sliding block (70) is arranged on the two sliding rods (60) in a sliding way, and a through hole is arranged in the sliding block and used for placing a long rod (80) to be cut;
one end of the connecting rod (90) is hinged to the edge of the rotating disc (50), the other end of the connecting rod is hinged to the sliding block (70), and when the rotating disc (50) rotates, the connecting rod (90) can drive the sliding block (70) to reciprocate on the two sliding rods (60);
the friction roller (100) comprises a first friction roller (101) and a second friction roller (102), the first friction roller (101) and the second friction roller (102) are rotatably and symmetrically arranged on the sliding block (70), and elastic rubber layers are fixedly arranged on the surface layers of the first friction roller (101) and the second friction roller (102), so that the first friction roller (101) and the second friction roller (102) can clamp the long rod (80);
the top end of a rotating shaft (140) in the first friction roller (101) penetrates through the top wall of the sliding block (70) and is rotatably connected with the gear (110) through a bearing, a circle of ratchets (120) are fixedly arranged on the side wall of an inner ring of the gear (110), and a circle of pawls (130) which can be matched with the ratchets (120) for transmission are hinged to the upper section of the rotating shaft (140) in the first friction roller (101);
the torsion spring is clamped at the joint of the rotating shaft (140) and the pawl (130), and the pawl (130) is pressed against the ratchet (120) at the initial position;
the rack (150) is horizontally and fixedly arranged on the partition plate (11) and can be meshed with the gear (110) for transmission;
the discharging sliding plate (160) is fixedly arranged at the bottom of the frame (10) and is used for receiving the short rods cut off from the long rods (80);
the method is characterized by comprising the following cutting steps:
s1: when the cutting tool is used, the sliding block (70) is adjusted to the rightmost end, then the long rod (80) is inserted into the through hole of the sliding block (70), the long rod (80) can be clamped by the first friction roller (101) and the second friction roller (102), the long rod (80) extends out of the sliding block (70) by a rated length, the motor (20) is started, the cutting tool disc (30) starts to rotate at a high speed, the rotating speed of the rotating disc (50) is far lower than that of the cutting tool disc (30) due to the action of the reduction gearbox (40), and the rotating disc (50) pulls the sliding block (70) to reciprocate on the two sliding rods (60) through the connecting rod (90);
s2: when the sliding block (70) moves leftwards, the cutter disc (30) can cut off a long rod (80), the length of the cut short rod is the required length, and the cut short rod slides out of a discharging sliding plate (160) at the bottom of the rack (10);
s3: when the sliding block (70) moves rightwards, when the gear (110) is meshed with the rack (150), the gear (110) rotates clockwise, the ratchet (120) on the inner ring of the gear (110) pushes against the pawl (130) on the upper section of the rotating shaft (140) and drives the rotating shaft (140) to rotate, so that the first friction roller (101) is driven to rotate clockwise, and the first friction roller (101) drives the long rod (80) to extend out of the sliding block (70) through friction force;
s4: when the sliding block (70) moves to the rightmost end, the length of the long rod (80) extending out of the sliding block (70) is equal to the rated length, then the sliding block (70) starts to move leftwards again, at the moment, the gear (110) rotates anticlockwise on the rack (150), the ratchet (120) on the inner ring of the gear (110) continuously presses the pawl (130) to the rotating shaft (140), at the moment, the rotating shaft (140) does not rotate any more, and the long rod (80) is clamped by the first friction roller (101) and the second friction roller (102) and is cut through the cutting cutter disc (30).
2. The cutting method of a bar cutting apparatus according to claim 1, further comprising the step of,
s5: when the length of the long rod (80) is not longer than a rated length, the rest long rod (80) can automatically fall off from the sliding block (70) and slide out from the discharging sliding plate (160) in the process that the sliding block (70) moves to the right.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811250038.9A CN109318303B (en) | 2018-10-25 | 2018-10-25 | Bar cutting device and cutting method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811250038.9A CN109318303B (en) | 2018-10-25 | 2018-10-25 | Bar cutting device and cutting method thereof |
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| Publication Number | Publication Date |
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| CN109318303A CN109318303A (en) | 2019-02-12 |
| CN109318303B true CN109318303B (en) | 2021-03-16 |
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| CN201811250038.9A Active CN109318303B (en) | 2018-10-25 | 2018-10-25 | Bar cutting device and cutting method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110253683B (en) * | 2019-06-19 | 2023-02-03 | 嘉兴歆瑶商贸有限公司 | Combined type building board is ordered and is made equipment |
| CN111604536B (en) * | 2020-05-28 | 2021-06-18 | 厦门蓬欣橡胶制品工业有限公司 | Fixed-length cutting device and cutting method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102179562B (en) * | 2011-04-06 | 2013-03-20 | 江阴索利德数控科技有限公司 | Full automatic pipe cutting machine |
| CN104384690A (en) * | 2014-10-10 | 2015-03-04 | 沪东中华造船(集团)有限公司 | Length fixing method for profile cutting |
| CN206383188U (en) * | 2016-12-07 | 2017-08-08 | 无锡同心塑料制品有限公司 | One kind is compressed into stripe shape foamed plastics customized cut-off equipment |
| CN107127835A (en) * | 2017-06-23 | 2017-09-05 | 新乡市万创技术服务有限公司 | A kind of equidistant cutter device of construction timber adjustable high-efficiency |
| CN206966750U (en) * | 2017-07-31 | 2018-02-06 | 浙江超力不锈钢制管有限公司 | A kind of stainless steel tube automatic cutting device |
| CN108326361B (en) * | 2018-01-17 | 2019-05-21 | 嘉善超盛五金材料有限公司 | Copper scrap continuous casting copper pipes process equipment |
| CN108480743A (en) * | 2018-03-21 | 2018-09-04 | 杨艳 | A kind of working method of the strip material equidistant disconnecting device with ratchet auxiliary material feeding function |
| CN108437000A (en) * | 2018-04-18 | 2018-08-24 | 响水县棋晟橡塑制品有限公司 | A kind of product of rubber and plastic production shear |
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