CN210359575U - Band saw blade guiding device for measuring sawing force and band sawing machine thereof - Google Patents
Band saw blade guiding device for measuring sawing force and band sawing machine thereof Download PDFInfo
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- CN210359575U CN210359575U CN201920671055.3U CN201920671055U CN210359575U CN 210359575 U CN210359575 U CN 210359575U CN 201920671055 U CN201920671055 U CN 201920671055U CN 210359575 U CN210359575 U CN 210359575U
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Abstract
The utility model relates to a measure band saw blade guider of saw cutting force, including the direction head, side activity guide block has been set up in the direction head, fixed guide block in side and top guide block, the laminating of top guide block is on the back of taking the saw blade, top activity alloy piece and top fixed alloy piece have been set up respectively in the bottom of top guide block, set up recess and guiding hole in the top guide block, set up pressure sensor in the recess, spring guide pillar and spring have been set up in guiding hole, the regional laminating of spring guide pillar one end and pressure sensor's pressure-sensitive, its other end and the laminating of top activity alloy piece. The utility model discloses still disclose a band sawing machine who uses device. The utility model discloses a pressure sensor direct survey band saw blade's saw cutting power adopts elastic construction simultaneously on top activity alloy piece, improves pressure sensor's force measurement precision to the hack of accurate control band sawing machine falling speed reaches the purpose that improves band sawing machine's saw cutting precision and saw cutting efficiency.
Description
Technical Field
The utility model belongs to the technical field of the band sawing machine structure, in particular to measure band saw blade guider of saw power and band sawing machine thereof.
Background
With the appearance of the intelligent sawing band sawing machine, how to accurately measure the cutting force of the sawing band sawing machine will affect the control precision of the whole sawing system, so that the sawing efficiency and precision are affected. The measurement of the previous sawing force is calculated by measuring the output power of a main motor of the sawing machine and combining empirical data. Because the main motor is transmitted to the main shaft through the belt and the worm gear pair, the main shaft is transmitted to the saw belt, and the error deviation of the measured sawing force of the band saw blade is large through conversion for several times in the middle, and the feeding amount of the saw frame descending cannot be accurately controlled.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a band saw blade guider and band sawing machine of measuring saw power is provided, band saw blade back installation pressure sensor above that, the back pressure of directly gathering the band saw blade acquires the power of saw cutting of saw band, and the power precision of saw cutting of gathering is high to make control system can the accurate control sash falling speed, improve the precision of saw cutting and saw cut efficiency of band sawing machine.
The utility model is realized in such a way, the utility model provides a band saw blade guider for measuring sawing force, which comprises a guiding head, the band saw blade is clamped and guided at the lower part of the guiding head, a side movable guide block, a side fixed guide block and a top guide block are arranged in the guiding head, the side movable guide block is arranged on the guiding head through a position adjusting device and is positioned in front of the band saw blade, the side fixed guide block is fixed on the guiding head through a fixing block bolt and is positioned at the back of the band saw blade, the band saw blade is clamped between the side movable guide block and the side fixed guide block, the top guide block is arranged at the upper parts of the side movable guide block and the side fixed guide block and is attached to the back of the band saw blade, the top guide block is arranged in the guiding head through a pin shaft, the bottom of the top guide block is respectively provided with a top movable alloy block and a top fixed alloy block, the top movable alloy block and the top fixed alloy block are respectively pressed and attached to the back face of a band saw blade, a groove and a guide through hole are formed in the top guide block, a pressure sensor used for monitoring the downward pressure of the band saw blade is arranged in the groove, a spring guide pillar and a spring are arranged in the guide through hole, the spring is sleeved outside the spring guide pillar, one end of the spring guide pillar is attached to a pressure sensing area of the pressure sensor, and the other end of the spring guide pillar is attached to the top movable alloy block.
Furthermore, the position adjusting device comprises an adjusting shaft, a belleville spring and an adjusting nut, one end of the adjusting shaft is connected with the side surface movable guide block, the other end of the adjusting shaft extends to the outside of the guide head, the belleville spring is sleeved on the other end of the adjusting shaft, the adjusting nut is sleeved on the other end of the adjusting shaft and matched with internal threads arranged on the guide head, the adjusting nut is screwed on the guide head, and the belleville spring is pressed and attached in the adjusting nut.
Furthermore, the hardness of the alloy material of the top movable alloy block is HRC 55-HRC 65, and the hardness of the alloy material of the top fixed alloy block is HRC 55-HRC 65.
Further, the top fixed alloy block is welded at the bottom of the top guide block.
Further, the pressure sensor is fixed in the top guide block by a screw.
The present invention has been achieved in this way, and provides a band saw machine using the band saw blade guide device for measuring a sawing force as described above.
Compared with the prior art, the utility model discloses a measure band saw blade guider of saw shear force and band sawing machine thereof has following characteristics:
1. the saw cutting force of the band saw blade is directly measured, and the force measurement precision is high. Because the alloy block at the bottom of the top guide block of the guide head is directly contacted with the back of the saw band without an intermediate conversion link, the saw band is always contacted with the alloy block in the sawing process, and the sawing resistance generated by the band saw blade in the sawing process can be directly measured through the high-precision pressure sensor arranged in the top guide block.
2. The top movable alloy block is elastically arranged in an elastic supporting mode, so that the adverse effect of sudden change of the back pressure of the saw band on the force measurement caused by uneven welding on the back of the band saw blade can be avoided, and the force measurement precision is improved.
Drawings
FIG. 1 is a schematic plan view of a preferred embodiment of the present invention;
fig. 2 is a left side view of fig. 1.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 and 2, the preferred embodiment of the band saw blade guide device for measuring sawing force of the present invention includes a guide head 1, and a band saw blade a is clamped and guided by the guide head 1 at a lower portion thereof.
A side movable guide block 2, a side fixed guide block 3 and a top guide block 4 are arranged in the guide head 1. The side surface movable guide block 2 is arranged on the guide head 1 through a position adjusting device 5 and is positioned in front of the band saw blade A. The side fixing guide block 3 is fixed on the guide head 1 through a fixing block bolt 6 and is positioned behind the band saw blade A. The band saw blade A is clamped between the side movable guide block 2 and the side fixed guide block 3.
The top guide block 4 is arranged on the upper parts of the side movable guide block 2 and the side fixed guide block 3 and attached to the back of the band saw blade A, and the top guide block 4 is arranged in the guide head 1 through a pin shaft 7. And a top movable alloy block 8 and a top fixed alloy block 9 are respectively arranged at the bottom of the top guide block 4. The top movable alloy block 8 and the top fixed alloy block 9 are respectively pressed and attached to the back of the band saw blade A. The top movable alloy block 8 is arranged on the left side of the top guide block 4, and the top fixed alloy block 9 is arranged on the right side of the top guide block 4. A groove 41 and a guide through hole 42 are provided in the top guide block 4, and the guide through hole 42 and the groove 41 communicate with each other. A pressure sensor 10 for monitoring the pressure level under the band saw blade a is arranged in said recess 41. A spring guide 11 and a spring 12 are provided in the guide through hole 42. The spring 12 is sleeved outside the spring guide post 11. One end of the spring guide post 11 is attached to a pressure sensing area of the pressure sensor 10, and the other end of the spring guide post is attached to the top movable alloy block 8. The top movable alloy block 8 moves up and down in the guide through hole 42 along the spring guide post 11.
The downward pressure of the band saw blade A is directly transmitted to the pressure sensor 10 after being transmitted to the spring guide post 11 through the top movable alloy block 8 without an intermediate conversion link. Under the action of the spring 12, the band saw blade A is always in contact with the top movable alloy block 8 in the sawing process, and the pressure sensor 10 directly measures the sawing resistance generated by the band saw blade A in the sawing process. The pressure signal of the band saw blade A monitored by the pressure sensor 10 is transmitted to a control system of the band sawing machine, and the real-time acquisition of the sawing force is realized, so that the feeding amount of a saw frame of the band sawing machine is accurately controlled in real time, and the purposes of improving the sawing efficiency and the sawing precision of the band sawing machine are achieved.
The position adjusting device 5 comprises an adjusting shaft 51, a belleville spring 52 and an adjusting nut 53. One end of the adjusting shaft 51 is connected with the side movable guide block 8, and the other end extends to the outside of the guide head 1. The belleville spring 52 is sleeved on the other end of the adjusting shaft 51. The adjusting nut 53 is sleeved on the other end of the adjusting shaft 51 and matched with the internal thread arranged on the guide head 1, and the adjusting nut 53 is screwed on the guide head 1. The belleville spring 52 is pressed against the inside of the adjusting nut 53. The gap between the side fixed guide block 9 and the side movable guide block 8 is adjusted by the position adjusting device 5 so that the band saw blade a is not clamped in the gap.
In the embodiment, the hardness of the alloy material of the top movable alloy block 8 is HRC 55-HRC 65, the hardness of the alloy material of the top fixed alloy block 9 is HRC 55-HRC 65, and the manufacturing material also has wear-resisting property. The top fixed alloy block 9 is welded at the bottom of the top guide block 4. The pressure sensor 10 is fixed in the top guide block 4 by screws.
The invention also discloses a band sawing machine, and the band sawing machine is provided with the band sawing blade guiding device for measuring the sawing force.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. A band saw blade guiding device for measuring sawing force comprises a guiding head, wherein a band saw blade is clamped and guided at the lower part of the guiding head, the band saw blade guiding device is characterized in that a side movable guiding block, a side fixed guiding block and a top guiding block are arranged in the guiding head, the side movable guiding block is arranged on the guiding head through a position adjusting device and is positioned in front of the band saw blade, the side fixed guiding block is fixed on the guiding head through a fixing block bolt and is positioned at the back of the band saw blade, the band saw blade is clamped between the side movable guiding block and the side fixed guiding block, the top guiding block is arranged at the upper parts of the side movable guiding block and the side fixed guiding block and is attached to the back of the band saw blade, the top guiding block is arranged in the guiding head through a pin shaft, and a top movable alloy block and a top fixed alloy block are respectively arranged at the bottom of the top guiding block, the top movable alloy block and the top fixed alloy block are respectively pressed and attached to the back face of a band saw blade, a groove and a guide through hole are formed in the top guide block, a pressure sensor used for monitoring the downward pressure of the band saw blade is arranged in the groove, a spring guide pillar and a spring are arranged in the guide through hole, the spring is sleeved outside the spring guide pillar, one end of the spring guide pillar is attached to a pressure sensing area of the pressure sensor, and the other end of the spring guide pillar is attached to the top movable alloy block.
2. The band saw blade guide device for measuring sawing force according to claim 1, wherein the position adjusting device comprises an adjusting shaft, a belleville spring and an adjusting nut, one end of the adjusting shaft is connected with the side movable guide block, the other end of the adjusting shaft extends to the outside of the guide head, the belleville spring is sleeved on the other end of the adjusting shaft, the adjusting nut is sleeved on the other end of the adjusting shaft and matched with an internal thread arranged on the guide head, the adjusting nut is screwed on the guide head, and the belleville spring is pressed and attached in the adjusting nut.
3. The saw blade guide device for measuring saw cutting force according to claim 1, wherein the hardness of the alloy material of the top movable alloy block is HRC 55-HRC 65, and the hardness of the alloy material of the top fixed alloy block is HRC 55-HRC 65.
4. The band saw blade guide for measuring saw cutting force according to claim 1, wherein the top fixed alloy block is welded to a bottom of the top guide block.
5. The band saw blade guide for measuring saw cutting force of claim 1, wherein said pressure sensor is secured within the top guide block by a screw.
6. A band saw machine, characterized in that a band saw blade guide device for measuring a sawing force according to any one of claims 1 to 5 is used in the band saw machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920671055.3U CN210359575U (en) | 2019-05-11 | 2019-05-11 | Band saw blade guiding device for measuring sawing force and band sawing machine thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920671055.3U CN210359575U (en) | 2019-05-11 | 2019-05-11 | Band saw blade guiding device for measuring sawing force and band sawing machine thereof |
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| CN210359575U true CN210359575U (en) | 2020-04-21 |
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| CN201920671055.3U Active CN210359575U (en) | 2019-05-11 | 2019-05-11 | Band saw blade guiding device for measuring sawing force and band sawing machine thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110125479A (en) * | 2019-05-11 | 2019-08-16 | 杭州晨龙智能科技有限公司 | Measure the band guider with saw blades and its band sawing machine of sawing force |
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2019
- 2019-05-11 CN CN201920671055.3U patent/CN210359575U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110125479A (en) * | 2019-05-11 | 2019-08-16 | 杭州晨龙智能科技有限公司 | Measure the band guider with saw blades and its band sawing machine of sawing force |
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