CN113510795A

CN113510795A - Arc saw for cutting arc wood

Info

Publication number: CN113510795A
Application number: CN202110743317.4A
Authority: CN
Inventors: 李建华; 聂东阁; 王文虎; 高润云; 梁翠玉; 贾新平
Original assignee: Hebei Bluebird Furniture Co ltd
Current assignee: Hebei Bluebird Furniture Co ltd
Priority date: 2021-07-01
Filing date: 2021-07-01
Publication date: 2021-10-19

Abstract

The invention relates to the technical field of wood cutting machine tools, in particular to an arc-shaped saw for cutting arc-shaped wood. Including through the saw area of action wheel and last driven wheel tensioning down, the cutting action section both ends cover in saw area is equipped with follow-up corner mechanism, follow-up corner mechanism includes rotary drum and lower seat, it presss from both sides the roller and takes the clamp roller with lower saw band to be fixed with the saw band respectively in rotary drum and the lower seat, the bottom cover of going up the rotary drum is equipped with down the sprocket, the lower sprocket is connected with servo drive mechanism through the chain, go up the rotary drum and realize synchronous rotation through the interlock mechanism that sets up with lower seat, the front portion in cutting action section is provided with the servo sliding support board that is used for the panel clamping, servo sliding support board and servo drive mechanism respectively with numerical control system electric connection. The servo driving mechanism drives the follow-up corner mechanism to rotate, so that the width direction of the saw belt is tangent to the curve knife edge all the time, the precision of cutting an arc line is ensured, unnecessary friction of the saw belt is avoided, and the service life of the saw belt is prolonged.

Description

Arc saw for cutting arc wood

Technical Field

The invention relates to the technical field of wood cutting machine tools, in particular to an arc-shaped saw for cutting arc-shaped wood.

Background

The arc or curve cutting of the existing wood plate mostly adopts a manual mode to cut an arc on a curve saw, but the manual control of the direction of the plate on the curve saw not only consumes physical strength, but also has poor precision of the processed curve, is difficult to ensure the beauty and consistency, is not safe, and also needs to consume time to polish; at present, a numerical control machine tool is also adopted to perform curve cutting by using a cutting knife with a certain diameter in a groove milling mode, but the width of a knife edge of the processing mode is large, wood is not fully utilized, and great waste of the wood is caused.

Disclosure of Invention

The invention aims to solve the technical problems and provides an arc-shaped saw for cutting arc-shaped wood, which aims to overcome the technical defects.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows: the utility model provides an arc saw for arc wood cutting, includes through lower action wheel and the last saw area of following the driving wheel tensioning, the cutting action section both ends cover in saw area is equipped with follow-up corner mechanism, follow-up corner mechanism includes rotary drum and lower mount, it presss from both sides the roller and takes the clamp roller with lower saw to be fixed with the saw area in rotary drum and the lower mount respectively, the bottom cover of going up the rotary drum is equipped with down the sprocket, the sprocket is connected with servo drive mechanism through the chain down, the top cover of going up the rotary drum is equipped with the sprocket, the lower mount overcoat is equipped with down from the sprocket, go up the sprocket with it is connected through the interlock mechanism transmission from the sprocket down for realize going up the synchronous rotation of rotary drum and lower mount, the front portion in cutting action section is provided with the servo slipsheet that is used for the panel clamping, servo slipsheet and servo drive mechanism respectively with numerical control system electric connection.

Further optimize this technical scheme, the both ends of cutting action section are provided with respectively and press the belt clamping roller, press the belt clamping roller to set up respectively between last rotary drum and last driven wheel and between lower carriage and lower action wheel.

Further optimizing the technical scheme, the upper rotary drum, the lower chain wheel, the upper chain wheel, the lower rotary base and the lower driven chain wheel are respectively provided with openings, and the openings are used for installing the saw belt on the lower driving wheel and the upper driven wheel.

Further optimize this technical scheme, the interlock mechanism includes the transfer line of vertical setting, the both ends of transfer line are provided with drive sprocket respectively, two from top to bottom drive sprocket respectively through two upper and lower chains with go up the sprocket with from the sprocket transmission is connected down.

Further optimizing the technical scheme, the upper part of the servo sliding support plate is provided with a pneumatic clamping jaw, the servo sliding support plate is arranged on the upper side of the middle support plate in a sliding mode, the middle support plate is arranged on the upper side of the base in a sliding mode, and the sliding direction of the middle support plate on the base is perpendicular to the sliding direction of the servo sliding support plate on the middle support plate.

Further optimize this technical scheme, the base parallel be provided with two, well layer board overlap joint slides on two the base, the cutting action section setting of arcuate saw is two between the base.

Compared with the prior art, the invention has the following advantages: 1. the servo driving mechanism drives the upper rotary drum and the lower rotary base to rotate, and the width direction of the saw belt is always tangent to the curved knife edge through the upper saw belt clamping roller and the lower saw belt clamping roller, so that the accuracy of cutting an arc line is ensured, unnecessary friction of the saw belt is avoided, and the service life of the saw belt is prolonged; 2. the servo sliding supporting plate is in linkage fit with the servo corner mechanism to realize automatic feed cutting of the saw belt in the plate; 3. the upper rotating drum, the lower chain wheel, the upper chain wheel, the lower rotating base and the lower driven chain wheel are respectively provided with the notches, so that the structure is favorable for ensuring that the saw belt can be conveniently installed in the jig saw; 4. the cutting action section is arranged between the two parallel bases, so that the processing range of the plate is further enlarged, and the plate can adapt to processing of different curves.

Drawings

Fig. 1 is a schematic structural view of a first embodiment of a curved saw for cutting curved wood.

Fig. 2 is a sectional view of the follower angle mechanism of fig. 1.

Fig. 3 is a schematic structural view of a second embodiment of a curved saw for cutting curved wood.

Fig. 4 is a schematic structural view of a third embodiment of a curved saw for cutting curved wood.

In the figure: 1. a saw band; 101. cutting the action section; 2. a pinch roll; 3. an upper rotating drum; 301. an upper saw band clamping roller; 302. a lower sprocket; 303. an upper sprocket; 4. a lower rotary seat; 401. a lower saw band clamping roller; 402. a lower driven sprocket; 5. a servo drive mechanism; 6. a linkage mechanism; 601. a transmission rod; 602. a drive sprocket; 7. a base; 8. a middle supporting plate; 9. a servo sliding plate; 901. pneumatic clamping jaw.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings of the embodiments. It is to be understood that this description is intended for purposes of illustration only and is not intended to limit the scope of the present disclosure. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of the terms "a" and "an" or "the" and similar referents in the description and claims of the present invention also do not denote a limitation of quantity, but rather denote the presence of at least one of the referenced item. The word "comprise" or "comprises", and the like, means that the element or item listed before "comprises" or "comprising" covers the element or item listed after "comprising" or "comprises" and its equivalents, and does not exclude other elements or items. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

The specific implementation mode is as follows: referring to fig. 1-2, an arc saw for cutting arc wood comprises a saw belt 1 tensioned by a lower driving wheel and an upper driven wheel, wherein two ends of a cutting action section 101 of the saw belt 1 are sleeved with follow-up corner mechanisms, pressure clamping rollers 2 are respectively arranged between the follow-up corner mechanisms and the lower driving wheel and between the follow-up corner mechanisms and the upper driven wheel, the follow-up corner mechanisms comprise an upper rotating cylinder 3 and a lower rotating base 4, an upper saw belt clamping roller 301 and a lower saw belt clamping roller 401 are respectively fixed in the upper rotating cylinder 3 and the lower rotating base 4, and the pressure clamping rollers 2 are respectively arranged between the upper rotating cylinder 3 and the upper driven wheel and between the lower rotating base 4 and the lower driving wheel. The bottom of the upper rotary drum 3 is sleeved with a lower chain wheel 302, the lower chain wheel 302 is connected with a servo driving mechanism 5 through a chain, the top of the upper rotary drum 3 is sleeved with an upper chain wheel 303, the lower rotary base 4 is sleeved with a lower driven chain wheel 402, the upper chain wheel 303 is in transmission connection with the lower driven chain wheel 402 through a linkage mechanism 6, the linkage mechanism 6 comprises a vertically arranged transmission rod 601, two ends of the transmission rod 601 are respectively provided with a transmission chain wheel 602, and the upper and lower transmission chain wheels 602 are in transmission connection with the upper chain wheel 303 and the lower driven chain wheel 402 through an upper chain and a lower chain respectively, so that the upper rotary drum 3 and the lower rotary base 4 synchronously rotate. The front part of the cutting action section 101 is provided with a servo sliding support plate 9 for clamping plates, and the servo sliding support plate 9 and the servo driving mechanism 5 are respectively electrically connected with a numerical control system. The pneumatic clamping jaw 901 is arranged at the upper part of the servo sliding supporting plate 9 and used for clamping a plate to be processed, the servo sliding supporting plate 9 is arranged on the upper side of the middle supporting plate 8 in a sliding mode, the middle supporting plate 8 is arranged on the upper side of the base 7 in a sliding mode, the base 7 is arranged right in front of the cutting action section 101, the sliding of the servo sliding supporting plate 9 on the middle supporting plate 8 and the sliding of the middle supporting plate 8 on the base 7 are driven through servo lead screws respectively, the servo lead screws are electrically connected with a numerical control system, and the sliding direction of the middle supporting plate 8 on the base 7 is perpendicular to the sliding direction of the servo sliding supporting plate 9 on the middle supporting plate 8.

The upper rotating drum 3, the lower chain wheel 302, the upper chain wheel 303, the lower rotating base 4 and the lower driven chain wheel 402 are respectively provided with a gap, and the gaps are used for installing the saw belt 1 on the lower driving wheel and the upper driven wheel.

Example two: referring to fig. 3, in a difference from the first embodiment, two bases 7 are arranged in parallel, the middle support plate 8 is overlapped and slid on the two bases 7, and a cutting action section 101 of the arc saw is arranged between the two bases 7. When in use, a plate to be processed is pressed on the upper side of the servo sliding support plate 9 through the pneumatic clamping jaws 901. The processing range of the plate is enlarged when in use,

example three: referring to fig. 4, the difference from the second embodiment is that two servo slide plates 9 are provided on the middle support plate 8. The clamping can be carried out to bigger panel of treating processing during the use, makes the panel clamping of processing more stable, can process the panel of different breadth and different curve trends.

The control mode of the invention is automatically controlled by a numerical control system controller, and the control circuit of the controller can be realized by simple programming of technicians in the field, and belongs to common knowledge in the field, so the control mode and circuit connection are not explained in detail in the invention.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The utility model provides an arc saw is used in cutting of arc timber, includes through lower action wheel and last saw area (1) from the driving wheel tensioning, its characterized in that: the cutting action section (101) of the saw belt (1) is sleeved with a follow-up corner mechanism at two ends, the follow-up corner mechanism comprises an upper rotary drum (3) and a lower rotary table (4), an upper saw belt clamping roller (301) and a lower saw belt clamping roller (401) are respectively fixed in the upper rotary drum (3) and the lower rotary table (4), a lower chain wheel (302) is sleeved at the bottom of the upper rotary drum (3), the lower chain wheel (302) is connected with a servo driving mechanism (5) through a chain, an upper chain wheel (303) is sleeved at the top of the upper rotary drum (3), a lower driven chain wheel (402) is sleeved outside the lower rotary table (4), the upper chain wheel (303) and the lower driven chain wheel (402) are in transmission connection through a linkage mechanism (6) and used for realizing synchronous rotation of the upper rotary drum (3) and the lower rotary table (4), a servo sliding support plate (9) used for clamping plates is arranged at the front part of the cutting action section (101), and the servo sliding supporting plate (9) and the servo driving mechanism (5) are respectively electrically connected with the numerical control system.

2. The arcuate saw as defined in claim 1, wherein: and two ends of the cutting action section (101) are respectively provided with a belt pressing clamping roller (2), and the belt pressing clamping rollers (2) are respectively arranged between the upper rotary drum (3) and the upper driven wheel and between the lower rotary base (4) and the lower driving wheel.

3. The arcuate saw as defined in claim 1, wherein: the saw belt structure is characterized in that openings are formed in the upper rotary drum (3), the lower chain wheel (302), the upper chain wheel (303), the lower rotary seat (4) and the lower driven chain wheel (402) respectively, and the openings are used for installing the saw belt (1) on the lower driving wheel and the upper driven wheel.

4. The arcuate saw as defined in claim 1, wherein: the linkage mechanism (6) comprises a vertically arranged transmission rod (601), two ends of the transmission rod (601) are respectively provided with a transmission chain wheel (602), and the upper transmission chain wheel (602) and the lower transmission chain wheel (602) are respectively in transmission connection with the upper chain wheel (303) and the lower driven chain wheel (402) through an upper chain and a lower chain.

5. The arcuate saw as defined in claim 1, wherein: the pneumatic clamping jaw (901) is arranged at the upper part of the servo sliding supporting plate (9), the servo sliding supporting plate (9) is arranged on the upper side of the middle supporting plate (8) in a sliding mode, the middle supporting plate (8) is arranged on the upper side of the base (7) in a sliding mode, and the sliding direction of the middle supporting plate (8) on the base (7) is perpendicular to the sliding direction of the servo sliding supporting plate (9) on the middle supporting plate (8).

6. The arcuate saw as defined in claim 5, wherein: the arc saw is characterized in that the two bases (7) are arranged in parallel, the middle supporting plate (8) is lapped on the two bases (7) to slide, and the cutting action section (101) of the arc saw is arranged between the two bases (7).