CN209141108U - Round log protection multiple blade saw - Google Patents

Abstract

The present utility model application belongs to wood processing equipment technical field, specifically disclose a kind of round log protection multiple blade saw, including the cabinet on multi-disc saw equipment, cabinet is equipped with inlet port and outlet port, saw blade for cutting round log is installed in cabinet, multiple non-return components are equipped in cabinet at feed inlet, multiple non-return components distributions are on the same circumference where feed inlet center；Non-return component includes the bearing piece being fixed on cabinet, and the cunning chamber towards 0 ° -45 ° of the inclination of round log feed direction is equipped in bearing piece, and sliding chamber upper end is fixed with the first elastic supporting member for supporting optical member；Bearing piece lower end is equipped with the sliding slot being connected to sliding chamber, and sliding is equipped with along the sliding block moved perpendicular to sliding cavity direction in sliding slot, and sliding slot two sides are equipped with the limited block of limitation slide position；Sliding block is equipped with through-hole, and sliding is equipped with the support block that can be protruded into sliding slot and move along the chute in through-hole.Compared with prior art, when this multiple blade saw processes round log, in the case where not influencing normal sawing, there is preferable protection completely.

Description

Round log protection multiple blade saw

Technical field

The utility model belongs to wood processing equipment technical field, specifically discloses a kind of round log protection multiple blade saw.

Background technique

Multiple blade saw is that a kind of plate high speed determines thickness and cuts slitting special equipment, it is considered to be state-of-the-art in the world today Log board processing equipment, it has many advantages, such as feeding, and quickly smooth, high efficiency, low-material-consumption, safe and reliable valence, lattice are cheap, by This multiple blade saw is also a kind of equipment that safety coefficient is more demanding.Sawing direction when multiple blade saw sawing round log, pushes away with operator Into timber direction of feed on the contrary, and saw blade tangential velocity be exceedingly fast.Therefore, in practical timber sawing process, inevitably There is sawing finished product timber, particularly seamed edge material by reverse attack, and directive operator, often result in equipment damage even personnel The serious accidents such as injures and deaths.Meanwhile saw blade, when carrying out sawing to timber, saw blade and timber can generate friction, may result in Timber is fallen back, and backstop is usually equipped in multiple blade saw.

During backstop is wood cutting in order to prevent, sawdust and wooden unit fly out a kind of security protection dress hurted sb.'s feelings It sets.Its structure is to be through on axis by the identical plate parts with eccentric nature of tens shapes and formed several rows of " fence ", During realizing cutting timber, the sawdust and wooden unit for preventing saw blade high speed rotation from generating fly out the effect hurted sb.'s feelings.

But backstop is only capable of preventing timber from falling back under certain limit, timber enter multi-disc saw equipment just with height In the case where fast rotating saw blade contact, timber is possible to meeting moment fast reverse and forms impact force, causes timber toward feeding port bullet Out, wound operator, causes safety accident.When especially being processed to round log, due to the particularity of round log shape, saw blade Friction is small when contact before processing to timber, it is easier to which moment fast reverse causes safety accident.In addition, round log cutting process In, if the reverse attack directive operator of the timber cut away, existing backstop are also not enough to security protection.

Utility model content

The purpose of this utility model is providing a kind of round log protection multiple blade saw, is added with solving multiple blade saw to round log The problem of in working hour, existing backstop is not enough to security protection.

In order to achieve the above object, the base case of the utility model are as follows: round log is set with protection multiple blade saw, including multiple blade saw Standby upper cabinet, the cabinet are equipped with inlet port and outlet port, the saw blade for cutting round log, the case are equipped in cabinet Multiple non-return components are equipped at feed inlet in vivo, multiple non-return components distributions are in the same circumference where feed inlet center On；The non-return component includes the bearing piece being fixed on cabinet, is equipped in the bearing piece towards 0 ° of round log feed direction inclination- 45 ° of cunning chamber, the sliding chamber upper end are fixed with the first elastic supporting member for supporting optical member；The bearing piece lower end is equipped with the sliding slot being connected to sliding chamber, Sliding is equipped with along the sliding block moved perpendicular to sliding cavity direction in the sliding slot, and sliding slot two sides are equipped with the limit of limitation slide position Block；The sliding block is equipped with through-hole, and sliding is equipped with the support block that can be protruded into sliding slot and move along the chute in the through-hole；The sliding slot The side of interior close feed inlet is equipped with one and arranges the first ratchet, and the inclined side of the first ratchet is directed away from sliding block, remote in the sliding slot One end from ratchet is equipped with one and arranges the 2nd ratchet, and the inclined side of the second ratchet is close to sliding block；

It is located to be equipped with above saw blade in the cabinet and holds down assembly, it is described to hold down assembly including riser, it is set on the riser There are multiple vertical slots, be equipped with vertical block in the vertical slot, the top of the vertical block and vertical slot is equipped with the second elastic supporting member for supporting optical member；The vertical block It is equipped with roller bearing, the roller bearing is equipped with the pressing roller for compressing round log, and the edge of the pressing roller is to be bonded with round log Arc；

Transport mechanism is equipped in the cabinet between non-return mechanism and hold-down mechanism, the transport mechanism includes fixing Workbench and motor on cabinet, the workbench are equipped with multiple transmission shafts, are connected between multiple transmission shafts by conveyer belt It connects, the output shaft of the motor is fixedly connected with transmission shaft, and the transmission shaft is equipped with the transfer roller for transmitting round log.

The working principle of this base case is: when using this multiple blade saw sawing round log, giving electrical power, motor will band Dynamic transmission shaft rotation, under the action of conveyer belt, all transmission shafts will be rotated with it, and the transfer roller on transmission shaft is therewith The transmittable round log into cabinet of rotation.Round log is sent into cabinet through feed inlet at this time, is transmitted by transport mechanism, round log will It can be cut by saw blade, then send out cabinet through discharge port again.

Round log is after feed inlet enters cabinet, and during forwarding, non-return component can prevent it from acting on due to saw blade Counter motion.When normal direction transmits, round log sends support block to and applies active force round log, due to sliding chamber towards round log feed direction 0 ° -45 ° of inclination, and sliding slot is perpendicular to sliding chamber, so that round log sends the active force that support block is applied to, in sliding slot direction Power is greater than the power in sliding cavity direction, then moves sliding block first along the chute, and sliding block slides into the position far from feeding port in limited block Under the action of stop sliding.The effect that support block is moved by round log at this time will be such that support block protrudes into sliding chamber, and compress the first bullet Property support movements；The first ratchet, the inclined side of the first ratchet are arranged due to being equipped with one close to the side of feed inlet in the sliding slot It is directed away from sliding block, the ratchet sliding intracavitary in cunning without limitation on support block.If counter motion occurs in sawing process for round log, Sliding block in non-return component can be made to slide into close to the side of feed inlet, and support block is made to protrude into sliding chamber, at this time due in the sliding slot One end far from ratchet is equipped with one and arranges the 2nd ratchet, and the inclined side of the second ratchet is close to sliding block；Support block can not protrude into sliding chamber, support Block can then generate support abutting to round log prevents its counter motion.

Round log is during passing through saw blade sawing, holding down assembly and will compress to it above saw blade, due to the pressure The edge of tight roller is the arc being bonded with round log, and the middle pressing roller that holds down assembly will be with round log surface close to and with the biography of round log Rolling is given, the transmission to round log is avoided to apply resistance.It holds down assembly when being compressed to round log, vertical block can be according to round log Diameter slides up and down in sliding slot, the supporting force that vertical block top will always by the second elastic supporting member for supporting optical member, to make to press Tight roller always compresses round log, while holding down assembly and being also convenient for the round log of this multiple blade saw sawing different-diameter.

The beneficial effect of this base case is:

1, this multiple blade saw can be realized by hold-down mechanism and be compressed to the round log in sawing, avoid round log in sawing process In because the high speed rotation of saw blade forms moment quick washing power to round log, wound worker so as to avoid round log pop-up.

2, this multiple blade saw pushes against round log from multiple directions using the active force that round log is fallen back by non-return component, Active force to fall back round log is offset, and round log retroversion is effectively avoided to cause safety accident.

3, this multiple blade saw leads to completes to cut in box house, avoids the timber splashes cut away from injuring operator, into one Step reinforces the security protection of this multiple blade saw.

4, the second elastic component can be adjusted vertical block position in pressing device in this multiple blade saw, and non-return component is applicable to A variety of log diameters so that this multiple blade saw is suitable for cutting the round log of multiple diameter, while can also have preferable peace Full protection.

Compared with prior art, when this multiple blade saw processes round log, in the case where not influencing normal sawing, have Preferable protection completely.

Further, the feed inlet is externally provided with non-return mechanism, and the non-return mechanism includes supporting plate, and the supporting plate, which is equipped with, to hang down Directly in being rotatably connected to switch block on the horizontal axis of round log feed direction, the horizontal axis, the cabinet above the horizontal axis is equipped with and is used for The strut of switch block rotation is limited, the strut lengths are greater than horizontal axis to the length of cabinet.

For round log when normal direction transmits, the active force applied to switch block will be such that switch block rotates, to avoid switch block shadow Round log is rung normally to transmit.If round log, by the impact force of opposite direction, can apply the active force of opposite direction in sawing to switch block, To make switch block rotate backward, since the cabinet above horizontal axis is equipped with the strut for limiting switch block rotation, the strut is long Degree is greater than horizontal axis to the length of cabinet；Limitation switch block rotates backward, and switch block, which cannot rotate backward, to apply active force to round log, To keep round log counter motion limited, the generation of safety accident is further prevented.

Further, the non-return mechanism is two, is symmetricly set on the two sides of feed inlet, the longitudinal section of the switch block lower end For the arcwall face being bonded with round log, the cabinet below the horizontal axis is equipped with the tension spring connecting with switch block lower end.

Non-return mechanism is symmetrical arranged the security protection performance that can further increase this multiple blade saw, and the structure of switch block lower end can increase Add the contact area of switch block and round log, so that the rubbing action of the two be made to increase, further increases security protection performance, tension spring can Further avoid switch block reversion.

Further, the non-return component is four, four non-return components uniform portion on the circumference for being greater than intake port Point.

Non-return component is arranged in this way, can be comprehensively non-return to round log progress, further increases security protection performance.

Further, the bearing piece is obliquely installed, and the sliding chamber cross section is in rectangle, and the cross section of the through-hole and support block is Less than the rectangle of sliding chamber.

Bearing piece is obliquely installed convenient for the setting of sliding chamber, and the cross section of sliding chamber, through-hole and support block is rectangle, is more convenient for non-return Modular construction designs and manufactures.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model round log protection multiple blade saw embodiment；

Fig. 2 is the sectional side elevation of non-return component.

Specific embodiment

The utility model is described in further detail below by specific embodiment:

Appended drawing reference in Figure of description includes: cabinet 10, saw blade 11, feed inlet 12, discharge port 13, non-return component 20, bearing piece 21, sliding chamber 22, the first elastic supporting member for supporting optical member 23, sliding slot 24, sliding block 25, through-hole 26, support block 27, the first ratchet 28, second Ratchet 29, riser 30, vertical slot 31, vertical block 32, the second elastic supporting member for supporting optical member 33, roller bearing 34, pressing roller 35, workbench 40, transmission shaft 41, motor 42, transfer roller 43, supporting plate 50, horizontal axis 51, switch block 52, strut 53, tension spring 54.

As shown in Figure 1 and Figure 2, round log protection multiple blade saw, including the cabinet 10 on multi-disc saw equipment, cabinet 10 is equipped with Feed inlet 12 and discharge port 13, are equipped with the saw blade 11 for cutting round log in cabinet 10, in cabinet 10 at feed inlet 12 Equipped with multiple non-return components 20, multiple non-return components 20 are distributed on the same circumference where 12 center of feed inlet, the present embodiment In non-return component 20 be four, four non-return components 20 be greater than 12 diameter of feed inlet circumference on uniform parts.

Non-return component 20 includes the bearing piece 21 being fixed on cabinet 10, and bearing piece 21 is obliquely installed, and the upper end of bearing piece 21 is fixed On the inner wall of cabinet 10.Be equipped in bearing piece 21 and tilt 0 ° -45 ° of cunning chamber 22 towards round log feed direction, sliding block 25 it is transversal Face is in rectangle, and sliding 22 upper end of chamber is fixed with the first elastic supporting member for supporting optical member 23；21 lower end of bearing piece is equipped with the sliding slot 24 being connected to sliding chamber 22, Sliding is equipped with along the sliding block 25 moved perpendicular to sliding 22 direction of chamber in sliding slot 24, and 24 two sides of sliding slot are equipped with limitation 25 position of sliding block Limited block；Sliding block 25 is equipped with through-hole 26, and sliding, which is equipped with, in through-hole 26 can protrude into sliding slot 24 and along the chute 24 mobile support block 27, Confinement block, which can limit, is directed at through-hole 26 and the side of sliding chamber 22.One, which is equipped with, close to the side of feed inlet 12 in sliding slot 24 arranges the first Ratchet 28, the inclined side of the first ratchet 28 are directed away from sliding block 25, and one end far from ratchet is equipped with one and arranges the 2nd spine in sliding slot 24 Tooth 29, the inclined side of the second ratchet 29 is close to sliding block 25；

It is located to be equipped with above saw blade 11 in cabinet 10 and holds down assembly, holds down assembly including riser 30, riser 30 is equipped with more A vertical slot 31, vertical slot 31 is interior to be equipped with vertical block 32, and vertical block 32 and the top of vertical slot 31 are equipped with the second elastic supporting member for supporting optical member 33；In vertical block 32 Equipped with roller bearing 34, roller bearing 34 is equipped with the pressing roller 35 for compressing round log, and the edge of pressing roller 35 is the arc being bonded with round log Shape；

Transport mechanism is equipped in cabinet 10 between non-return mechanism and hold-down mechanism, transport mechanism includes being fixed on cabinet Workbench 40 and motor 42 on 10, workbench 40 are equipped with multiple transmission shafts 41, pass through conveyer belt between multiple transmission shafts 41 Connection, the output shaft of motor 42 are fixedly connected with transmission shaft 41, and transmission shaft 41 is equipped with the transfer roller 43 for transmitting round log.

Feed inlet 12 is externally provided with non-return mechanism, and non-return mechanism includes supporting plate 50, and supporting plate 50 is equipped with perpendicular to round log feeding The horizontal axis 51 in direction, switch block 52 is rotatably connected on horizontal axis 51, and the cabinet 10 of 51 top of horizontal axis is equipped with for limiting switch block 52 The strut 53 of rotation, 53 length of strut are greater than the length that horizontal axis 51 arrives cabinet 10.Non-return mechanism is two, is symmetricly set on charging Mouthfuls 12 two sides, the longitudinal section of 52 lower end of switch block be arcwall face be bonded with round log, the cabinet 10 below horizontal axis 51 equipped with The tension spring 54 of 52 lower end of switch block connection.

When using this multiple blade saw sawing round log, it is powered to motor 42, motor 42 will will drive a transmission shaft 41 and rotate, Under the action of conveyer belt, all transmission shafts 41 will be rotated with it, the transfer roller 43 on transmission shaft 41 rotate with it can transmit into Enter the round log of cabinet 10.Round log is sent into cabinet 10 through feed inlet 12 at this time, is transmitted by transport mechanism, round log will pass through Saw blade 11 is cut, and then sends out cabinet 10 through discharge port 13 again.

Round log is after feed inlet 12 enters cabinet 10, and during forwarding, non-return component 20 can prevent it due to saw Piece 11 acts on counter motion.When normal direction transmits, round log sends support block 27 to and applies active force round log, due to sliding 22 court of chamber Round log feed direction tilts 0 ° -45 °, and sliding slot 24 is perpendicular to sliding chamber 22, so that round log sends what support block 27 was applied to Active force, the power in 24 direction of sliding slot are greater than the power in sliding 22 direction of chamber, then making sliding block 25, first 24 movement along the chute, sliding block 25 are sliding It moves the position far from feeding port and stops sliding under the action of limited block.The effect that support block 27 is moved by round log at this time will It protrudes into support block 27 in sliding chamber 22, and compresses the movement of the first elastic supporting member for supporting optical member 23；Due to feed inlet 12 close in the sliding slot 24 Side be equipped with and one arrange the first ratchet 28, the inclined side of the first ratchet 28 is directed away from sliding block 25, and ratchet is without limitation on support block 27 Sliding in sliding chamber 22.If counter motion occurs in sawing process for round log, sliding block 25 in non-return component 20 can be made to slide Extremely close to the side of feed inlet 12, and support block 27 is made to protrude into sliding chamber 22, at this time due to one end of ratchet separate in the sliding slot 24 The 2nd ratchet 29 is arranged equipped with one, the inclined side of the second ratchet 29 is close to sliding block 25；Support block 27 can not protrude into sliding chamber 22, support block 27 Support abutting can be then generated to round log prevents its counter motion.

During passing through 11 sawing of saw blade, 11 top of saw blade holds down assembly and will compress to it round log, by institute The edge for stating pressing roller 35 is the arc being bonded with round log, hold down assembly middle pressing roller 35 will with round log surface close to, and with Round log sends rolling to, and the transmission to round log is avoided to apply resistance.It holds down assembly when being compressed to round log, 32 meeting of vertical block It is slided up and down in sliding slot 24 according to the diameter of round log, support that will always by the second elastic supporting member for supporting optical member 33 above vertical block 32 Active force so that pressing roller 35 be made to compress always to round log, while holding down assembly and being also convenient for this multiple blade saw sawing difference directly The round log of diameter.

Round log will be such that switch block 52 rotates when normal direction transmits, to the active force that switch block 52 applies, to avoid turning Block 52 influences round log and normally transmits.If round log, by the impact force of opposite direction, can apply opposite direction to switch block 52 in sawing Active force rotated for limiting switch block 52 since the cabinet 10 of 51 top of horizontal axis is equipped with so that switch block 52 be made to rotate backward Strut 53,53 length of strut be greater than horizontal axis 51 arrive cabinet 10 length；Limitation switch block 52 rotates backward, and switch block 52 cannot Active force will be applied to round log by rotating backward, to keep round log counter motion limited, further prevent the generation of safety accident.

Above-described is only the embodiments of the present invention, and the common sense such as well known specific structure and characteristic are herein in scheme It does not describe excessively.It should be pointed out that for those skilled in the art, in the premise for not departing from the utility model structure Under, several modifications and improvements can also be made, these also should be considered as the protection scope of the utility model, these all will not influence The effect and patent practicability that the utility model is implemented.

Claims (5)

1. round log protection multiple blade saw, including the cabinet on multi-disc saw equipment, the cabinet is equipped with inlet port and outlet port, case Saw blade for cutting round log is installed in vivo, which is characterized in that be equipped with multiple non-return groups in the cabinet at feed inlet Part, multiple non-return components distributions are on the same circumference where feed inlet center；The non-return component includes being fixed on cabinet Bearing piece, be equipped in the bearing piece and tilt 0 ° -45 ° of cunning chamber towards round log feed direction, the sliding chamber upper end is fixed with first Elastic supporting member for supporting optical member；The bearing piece lower end is equipped with the sliding slot being connected to sliding chamber, and sliding is equipped with along perpendicular to sliding chamber side in the sliding slot To mobile sliding block, sliding slot two sides are equipped with the limited block of limitation slide position；The sliding block is equipped with through-hole, slides in the through-hole It is dynamic to be equipped with the support block that protruded into sliding slot and move along the chute；One, which is equipped with, close to the side of feed inlet in the sliding slot arranges the first spine Tooth, the inclined side of the first ratchet are directed away from sliding block, and one end in the sliding slot far from ratchet is equipped with one and arranges the 2nd ratchet, and second The inclined side of ratchet is close to sliding block；

It is located to be equipped with above saw blade in the cabinet and holds down assembly, described to hold down assembly including riser, the riser is equipped with more A vertical slot, is equipped with vertical block in the vertical slot, and the top of the vertical block and vertical slot is equipped with the second elastic supporting member for supporting optical member；It is set in the vertical block There is roller bearing, the roller bearing is equipped with the pressing roller for compressing round log, and the edge of the pressing roller is the arc being bonded with round log；

Transport mechanism is equipped in the cabinet between non-return mechanism and hold-down mechanism, the transport mechanism includes being fixed on case Workbench and motor on body, the workbench are equipped with multiple transmission shafts, pass through transmission band connection, institute between multiple transmission shafts The output shaft for stating motor is fixedly connected with transmission shaft, and the transmission shaft is equipped with the transfer roller for transmitting round log.

2. round log as described in claim 1 protection multiple blade saw, which is characterized in that the feed inlet is externally provided with non-return mechanism, The non-return mechanism includes supporting plate, and the supporting plate is equipped with the horizontal axis perpendicular to round log feed direction, the company of rotation on the horizontal axis It is connected to switch block, the cabinet above the horizontal axis is equipped with the strut for limiting switch block rotation, and the strut lengths are greater than horizontal axis To the length of cabinet.

3. round log as claimed in claim 2 protection multiple blade saw, which is characterized in that the non-return mechanism is two, is symmetrically set It sets in the two sides of feed inlet, the longitudinal section of the switch block lower end is the arcwall face being bonded with round log, the cabinet below the horizontal axis It is equipped with the tension spring connecting with switch block lower end.

4. round log as described in claim 1 protection multiple blade saw, which is characterized in that the non-return component is four, and four only Inverse component uniform parts on the circumference for being greater than intake port.

5. round log as described in claim 1 protection multiple blade saw, which is characterized in that the bearing piece is obliquely installed, the sliding chamber Cross section is in rectangle, and the cross section of the through-hole and support block is less than the rectangle of sliding chamber.