Summary of the invention
In order to solve the above-mentioned technical problem, the present invention discloses a kind of plug-in sheet machine supporting block improvement structure, which can either
Reduce the frictional force of the push of graphite boat, moreover it is possible to avoid graphite boat from sliding back and forth and damage.
The present invention is achieved through the following technical solutions:
A kind of plug-in sheet machine supporting block improves structure, including is in hexahedral support block body, support block body bottom surface and
One side wall is fixedly mounted on the groove of inserted sheet machine base, and the side wall being connected with plug-in sheet machine is defined as the back side, the support
Block body is equipped with a through-hole, and through-hole wears a shaft, the supporting block sheet in two side walls close to the back side, through-hole
Body top surface is equipped with a roller bearing slot, and roller bearing slot is using through-bore axis midpoint as the arc groove in the center of circle, and arc groove horizontal direction is cut
Face is in rectangle, and roller bearing is equipped in the roller bearing slot, and roller bearing is connect by connecting rod one with shaft, and the shaft other end connects a connecting rod
Two, it is additionally provided with a horizontal square hole on the support block body, square hole is and rectangular through two side walls close to the back side
Roller bearing slot is passed through in the middle part of hole, a square plate is equipped in the square hole, and rectangular plate top surface is smooth and apart from support block body top
Identity distance is from less than roller bearing diameter.
In the present invention, it is equipped with through-hole between supporting block side wall, shaft, the roller bearing of supporting block body top surface setting are equipped in through-hole
Slot is for placing roller bearing, and since roller bearing slot is arc groove, and roller bearing is connect by connecting rod one with shaft, therefore passes through rotating shaft
Roller bearing can be driven to move up and down in arc groove, square hole is provided on bracer ontology, passes through roller bearing slot in the middle part of square hole, because
Arc groove can be separated up and down when penetrating square plate in this square hole, since rectangular plate top surface is smooth and apart from supporting block sheet
Body top surface distance is less than roller bearing diameter, therefore when needing to push the graphite boat on support block body, preparatory rotating shaft makes to roll
Roller bearing in axial trough rises to highest point, and square plate is then inserted into square hole, and putting down roller bearing keeps roller bearing and square plate smooth
Top surface contact, at the top of roller bearing then protrusion pushes graphite boat above support block body at this time, and roller bearing rolls under graphite boat effect
Dynamic, change sliding friction effectively reduces the friction between graphite boat and supporting block body upper surface into rolling friction, promotes graphite boat suitable
Benefit is mobile, when needing not continue to push graphite boat, extracts square plate out, roller falls to roller bearing slot bottom under self gravitation effect
Portion, also rotatably roller bearing controls roller bearing falling speed, protection support block body and roller bearing, and supporting block body top surface is level at this time
Face effectively avoids graphite boat by sliding back and forth after external force, graphite boat is avoided to damage.
Ball is installed in several ball grooves, ball grooves in the middle part of the rectangular plate top surface, ball can be in ball grooves
Inside it is freely rotated.
After square plate is inserted into square hole, roller bearing is contacted with the ball of square plate upper surface, and roller bearing top surface is by graphite boat
It moves the frictional force generated and rotates, the ball of rectangular plate top surface is rolled by roller bearing active force, substantially reduces graphite boat
Frictional force when mobile between roller bearing and square plate, and then roller bearing is enable smoothly to roll, improve the stability of equipment operation.
Distance of the rectangular plate top surface apart from supporting block body top surface is greater than roller bearing radius.
Two end of connecting rod passes through support side wall of the block body far from the back side, and the connecting rod one and connecting rod two are located at same
On straight line, the fan-shaped chamber one and fan-shaped chamber two perpendicular to through-hole, fan-shaped chamber are respectively equipped in the support block body of through-hole two sides
One end is connected to roller bearing slot, and two end of fan-shaped chamber is in communication with the outside, and connecting rod one and connecting rod two are respectively placed in fan-shaped chamber one and fan
In shape chamber two.
The connecting rod two of shaft other end setting can handle by lever principle as rotating shaft and connecting rod one, facilitate
The adjusting of roller positions is carried out, fan-shaped chamber one and fan-shaped chamber two are respectively used to provide space for the rotation of connecting rod one and connecting rod two.
The part that the connecting rod two is placed in supporting block body exterior connects a baffle, and baffle upper surface is equipped with cushion,
Baffle and supporting block body top surface angle are 120-150 ° when roller bearing falls to circular arc trench bottom.
When roller bearing falls to roller bearing slot lowest part, supporting block body top surface is horizontal, graphite boat and supporting block body top surface
Between frictional force it is big, it is difficult to slide by external force, protect graphite boat, baffle and supporting block body top surface angle are 120- at this time
150 °, baffle can further avoid external force it is excessive caused by graphite boat slide, the cushion on baffle can reduce baffle
Impact force between graphite boat, protects graphite boat not to be damaged, and further protects graphite boat, realizes the duplicate protection of graphite boat.
One length of connecting rod is 3-5 times of two length of connecting rod, and the weight of roller bearing is the 3-5 of baffle and cushion total weight
Times.
When detaching square plate, under lever principle effect, roller bearing can fall automatically, and baffle is flipped up, and avoid, graphite
Boat sliding, can with hand press baffle slow down roller bearing falling speed, if stand graphite boat slided by stronger external force and with
When stop collision, impact force needs 9-25 times greater than roller bearing gravity baffle can be made to push baffle to upwarp, graphite boat by
To common external force be difficult to reach this effect, thus greatly improve protective effect of the baffle to graphite boat, improve the steady of equipment
It is qualitative.
One top surface of fan-shaped chamber is horizontal plane, and bottom surface and top surface angle are 30-60 °.
The roller bearing includes trunnion axis and the roller for being set in trunnion axis two sides, and roller can be rotated freely around trunnion axis, water
It is fixedly connected in the middle part of flat axis with connecting rod one, the side wall of the roller bearing slot far from shaft includes upper section and two sections of lower section are with through-hole
The arc surface in the center of circle, upper section arc surface diameter are greater than lower section arc surface, lower section circular arc radius surface and connecting rod one, shaft radius, rolling
The summation of cylinder radius is equal.
In the present invention, lower section circular arc radius surface is equal with the summation of connecting rod one, shaft radius, radius roller, therefore when side
After shape plate is extracted, roller falls under the effect of gravity, when falling to arc groove lower semisection, the outside of roller and lower section arc surface
Contact, generates frictional force between arc surface and roller, roller from it is original it is opposing stationary become rotation status, roller bearing is bonded in roller
It gradually falls in arc surface rotary course, reduces the speed that roller falls, avoid the too fast impact arc groove bottom of roller bearing falling speed
Portion protects roller and support block body not to be destroyed, while reducing noise and vibration that roller whereabouts generates, due to upper section circular arc
Face diameter is greater than lower section arc surface, therefore roller is conducive to after roller rises under graphite boat drive not with upper section circular arc face contact
It rotates freely.
When the rotation of connecting rod one to one top surface of fan-shaped chamber, connecting rod one is horizontal, and cushion apical side height is lower than supporting block sheet
Body top surface, the roller bearing top surface is higher than supporting block body top surface, and roller bearing contacts or be spaced 1-3mm with rectangular plate top surface.
One top surface of fan-shaped chamber is horizontal, can limit roller bearing and it is avoided to tilt out roller bearing slot, the rotation of connecting rod one to fan-shaped chamber one
When top surface, cushion apical side height is lower than supporting block body top surface, it is thus possible to avoid baffle and cushion that graphite boat is hindered to exist
Continue to slide under driving means effect.
The through-hole is close to supporting block body top surface and far from the side wall at the back side.
Compared with prior art, the present invention having the following advantages and benefits:
1, a kind of plug-in sheet machine supporting block of the present invention improves structure, and through-hole is equipped between supporting block side wall, is equipped with shaft in through-hole,
The roller bearing slot of supporting block body top surface setting is for placing roller bearing, since roller bearing slot is arc groove, and roller bearing by connecting rod one with
Shaft connection, therefore roller bearing can be driven to move up and down in arc groove by rotating shaft, it is provided on bracer ontology rectangular
Hole passes through roller bearing slot in the middle part of square hole, therefore when square plate is penetrated in square hole can separate up and down arc groove, due to side
Shape plate top surface is smooth and is less than roller bearing diameter apart from supporting block body top surface distance, therefore when needs push on support block body
When graphite boat, preparatory rotating shaft makes the roller bearing in roller bearing slot rise to highest point, square plate is then inserted into square hole, puts
The top surface that lower roller bearing keeps roller bearing smooth with square plate contacts, and at the top of roller bearing then protrusion pushes above support block body at this time
Graphite boat, roller bearing roll under graphite boat effect, and change sliding friction effectively reduces graphite boat and support block body into rolling friction
Friction between upper surface, promotes graphite boat smoothly to move, and when needing not continue to push graphite boat, extracts square plate out, roller exists
Roller bearing trench bottom is fallen under self gravitation effect, also rotatably roller bearing control roller bearing falling speed, protection support block body and
Roller bearing, supporting block body top surface is horizontal plane at this time, effectively avoids graphite boat by sliding back and forth after external force, graphite boat is avoided to damage
It is bad;
2, a kind of plug-in sheet machine supporting block of the present invention improves structure, when roller bearing falls to roller bearing slot lowest part, supporting block sheet
Body top surface is horizontal, and frictional force is big between graphite boat and supporting block body top surface, difficult to slide by external force, protects graphite boat, at this time
Baffle and supporting block body top surface angle are 120-150 °, baffle can further avoid external force it is excessive caused by graphite boat it is sliding
Dynamic, the cushion on baffle can reduce the impact force between baffle and graphite boat, and graphite boat is protected not to be damaged, and further protect
Graphite boat realizes the duplicate protection of graphite boat.
Embodiment 1
As shown in Figs. 1-5, a kind of plug-in sheet machine supporting block of the present invention improves structure, including is in hexahedral support block body 1,
The bottom surface and a side wall for supporting block body 1 are fixedly mounted on the groove 22 of 2 pedestal 21 of plug-in sheet machine, will be connected with plug-in sheet machine 2
Side wall be defined as the back side 11, the support block body 1 is equipped with a through-hole 12, and through-hole 12 is through two sides close to the back side 11
Wall wears a shaft 4 in through-hole 12, and 1 top surface of support block body is equipped with a roller bearing slot 13, and roller bearing slot 13 is with through-hole
12 axis midpoints are the arc groove in the center of circle, and the rectangular in cross-section of arc groove horizontal direction, the roller bearing slot 13 is interior to be equipped with roller bearing 3,
Roller bearing 3 is connect by connecting rod 1 with shaft 4, and 4 other end of shaft connects a connecting rod 2 42, is gone back on the support block body 1
Equipped with a horizontal square hole 5, square hole 5 passes through roller bearing slot through two side walls close to the back side 11 in the middle part of square hole 5
13, be equipped with a square plate 51 in the square hole 5,51 top surface of square plate it is smooth and apart from support 1 top surface of block body apart from small
In 3 diameter of roller bearing.
Ball 52 is installed in several ball grooves, ball grooves, ball 52 can be in the middle part of 51 top surface of square plate
It is freely rotated in ball grooves.
The distance of 51 top surface of square plate distance support, 1 top surface of block body is greater than 3 radius of roller bearing.
2 42 end of connecting rod passes through support side wall of the block body 1 far from the back side 11, the connecting rod 1 and connecting rod two
42 are located along the same line, and the fan-shaped chamber 1 perpendicular to through-hole 12 is respectively equipped in the support block body 1 of 12 two sides of through-hole
With fan-shaped chamber 2 15, one 14 end of fan-shaped chamber is connected to roller bearing slot 13, and 2 15 end of fan-shaped chamber is in communication with the outside, one 41 He of connecting rod
Connecting rod 2 42 is respectively placed in fan-shaped chamber 1 and fan-shaped chamber 2 15.
The part that the connecting rod 2 42 is placed in outside support block body 1 connects a baffle 6, and 6 upper surface of baffle is equipped with slow
Pad 61 is rushed, baffle 6 and support 1 top surface angle of block body are 120-150 ° when roller bearing 3 falls to circular arc trench bottom.
One 41 length of connecting rod is 3-5 times of 2 42 length of connecting rod, and the weight of roller bearing 3 is that baffle 6 and cushion 61 are total
3-5 times of weight.
Embodiment 2
As shown in Figs. 1-5, a kind of plug-in sheet machine supporting block of the present invention improves structure, including is in hexahedral support block body 1,
The bottom surface and a side wall for supporting block body 1 are fixedly mounted on the groove 22 of 2 pedestal 21 of plug-in sheet machine, will be connected with plug-in sheet machine 2
Side wall be defined as the back side 11, the support block body 1 is equipped with a through-hole 12, and through-hole 12 is through two sides close to the back side 11
Wall wears a shaft 4 in through-hole 12, and 1 top surface of support block body is equipped with a roller bearing slot 13, and roller bearing slot 13 is with through-hole
12 axis midpoints are the arc groove in the center of circle, and the rectangular in cross-section of arc groove horizontal direction, the roller bearing slot 13 is interior to be equipped with roller bearing 3,
Roller bearing 3 is connect by connecting rod 1 with shaft 4, and 4 other end of shaft connects a connecting rod 2 42, is gone back on the support block body 1
Equipped with a horizontal square hole 5, square hole 5 passes through roller bearing slot through two side walls close to the back side 11 in the middle part of square hole 5
13, be equipped with a square plate 51 in the square hole 5,51 top surface of square plate it is smooth and apart from support 1 top surface of block body apart from small
In 3 diameter of roller bearing.
Ball 52 is installed in several ball grooves, ball grooves, ball 52 can be in the middle part of 51 top surface of square plate
It is freely rotated in ball grooves.
The distance of 51 top surface of square plate distance support, 1 top surface of block body is greater than 3 radius of roller bearing.
2 42 end of connecting rod passes through support side wall of the block body 1 far from the back side 11, the connecting rod 1 and connecting rod two
42 are located along the same line, and the fan-shaped chamber 1 perpendicular to through-hole 12 is respectively equipped in the support block body 1 of 12 two sides of through-hole
With fan-shaped chamber 2 15, one 14 end of fan-shaped chamber is connected to roller bearing slot 13, and 2 15 end of fan-shaped chamber is in communication with the outside, one 41 He of connecting rod
Connecting rod 2 42 is respectively placed in fan-shaped chamber 1 and fan-shaped chamber 2 15.
The part that the connecting rod 2 42 is placed in outside support block body 1 connects a baffle 6, and 6 upper surface of baffle is equipped with slow
Pad 61 is rushed, baffle 6 and support 1 top surface angle of block body are 120-150 ° when roller bearing 3 falls to circular arc trench bottom.
One 41 length of connecting rod is 3-5 times of 2 42 length of connecting rod, and the weight of roller bearing 3 is that baffle 6 and cushion 61 are total
3-5 times of weight.
One 14 top surface of fan-shaped chamber is horizontal plane, and bottom surface and top surface angle are 30-60 °.
The roller bearing 3 includes trunnion axis 31 and the roller 32 for being set in 31 two sides of trunnion axis, and roller 32 can be around trunnion axis 31
Rotate freely, the middle part of trunnion axis 31 is fixedly connected with connecting rod 1, the side wall of the roller bearing slot 13 far from shaft 4 include upper section with
Two sections of lower section using through-hole as the arc surface in the center of circle, upper section arc surface diameter be greater than lower section arc surface, lower section circular arc radius surface with
Connecting rod 1,4 radius of shaft, the summation of 32 radius of roller are equal.
When the rotation of connecting rod 1 to one 14 top surface of fan-shaped chamber, connecting rod 1 is horizontal, and 61 apical side height of cushion is lower than
Support 1 top surface of block body, 3 top surface of roller bearing be higher than support 1 top surface of block body, and roller bearing 3 contacted with 51 top surface of square plate or
It is spaced 1-3mm.
The through-hole 12 is close to support 1 top surface of block body and far from the side wall at the back side 11.
Above-described specific embodiment has carried out further the purpose of the present invention, technical scheme and beneficial effects
It is described in detail, it should be understood that being not intended to limit the present invention the foregoing is merely a specific embodiment of the invention
Protection scope, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.