CN217348313U - Tea leaf feeding device - Google Patents

Abstract

The utility model relates to a tealeaves feed arrangement, including first frame, set firmly the transition feed bin in first frame, the buffer memory feed bin, the bottom opening of every buffer memory feed bin all is equipped with first switch module, is equipped with the second frame at a vertical side of transition feed bin, is equipped with in the second frame and weighs the feed bin, it is equipped with weighing device on the feed bin to weigh, the below of transition feed bin still is equipped with transport mechanism, still is equipped with the sucking disc subassembly between transport mechanism top and transition feed bin lower shed below, still is equipped with movable feed bin between sucking disc subassembly top and buffer memory feed bin below, still be equipped with distraction mechanism on the activity feed bin. The utility model discloses but in the continuous ration carried tealeaves to the wrapping bag, can promote tealeaves and weigh and feeding efficiency, guarantee the uniformity of product.

Description

Tea leaf feeding device

Technical Field

The utility model relates to a tealeaves packing field is a tealeaves feed arrangement very much.

Background

Tealeaves will pack after processing is accomplished and sell, and traditional tealeaves packing adopts artificial mode to go on, at first needs weigh tealeaves, places quantitative tealeaves in the wrapping bag after weighing well, and follow-up seals. The traditional manual weighing and feeding mode is low in efficiency, the tea packaging weight has deviation, and the consistency is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: overcome above shortcoming and provide a tealeaves feed arrangement, it can carry tealeaves to the wrapping bag in succession the ration, can promote tealeaves and weigh and feeding efficiency, guarantee the uniformity of product.

The utility model discloses a following technical scheme realizes: the utility model provides a tealeaves feed arrangement which characterized in that: comprises a first frame, a transition bin which extends from top to bottom and is provided with an opening from top to bottom is fixedly arranged on the first frame, two buffer storage bins which are transversely arranged at intervals and extend from top to bottom are arranged in the upper opening of the transition bin, a first switch component for controlling the opening and closing of the bottom opening of each buffer storage bin is arranged at the bottom opening of each buffer storage bin, a second frame is arranged at one side of the longitudinal direction of the transition bin, a weighing bin which is arranged at the side above the two buffer storage bins is rotationally connected onto the second frame through a vertically arranged rotating shaft, the weighing bin is hollow and is provided with openings at two ends, one end of the weighing bin close to the buffer storage bins is low, the other end of the weighing bin far away from the buffer storage bins is high, so that an inclined structure is formed, a second switch component for controlling the opening and closing of the opening is arranged at one end of the weighing bin close to the buffer storage bins, and a weighing device for weighing the weight of tea leaves is also arranged on the weighing bin, a rotating motor for driving the weighing bins to rotate around the rotating shaft of the weighing bins so as to swing back and forth between the two buffer bins is further arranged between the weighing bins and the second rack, so that quantitative tea leaves are alternately conveyed to the upper openings of the two buffer bins;

a conveying mechanism connected with the first rack and used for continuously conveying the tea packaging bags to the position below the lower opening of the transition bin is further arranged below the transition bin, two groups of sucker components which are longitudinally distributed at intervals and used for adsorbing the longitudinal two side walls of the tea packaging bags moving to the position below the lower opening of the transition bin are further arranged between the position above the conveying mechanism and the position below the lower opening of the transition bin, so that the upper bag openings of the tea packaging bags are opened, and the two groups of sucker components are respectively arranged on the first rack and the second rack;

still be equipped with the activity feed bin that link up from top to bottom between sucking disc subassembly top and buffer memory feed bin below, be connected with the lifting unit who is used for controlling activity feed bin up-and-down motion between activity feed bin and the first frame, the activity feed bin has the operating condition who inserts in below tealeaves wrapping bag sack when being close to the reset condition of buffer memory feed bin bottom and downward activity, still be equipped with on the activity feed bin and be used for propping the opening mechanism that opens to horizontal both sides with tealeaves wrapping bag sack from the in-process that reset condition got into operating condition at the activity feed bin.

In order to open the two transverse sides of the tea packaging bag, the opening mechanism comprises two groups of opening components arranged on the two transverse sides of the movable bin, each group of opening components comprises a shifting sheet, an arc-shaped rod, a pressure spring and a touch wheel set, the middle part of each shifting sheet is hinged on one transverse side wall of the movable bin through a hinge shaft extending longitudinally, one end of each arc-shaped rod is fixedly arranged on one transverse side wall of the movable bin, the other end of each arc-shaped rod gradually inclines downwards in an arc shape in the process of extending transversely away from the movable bin, the upper part of the shifting sheet is provided with a through hole sleeved on the periphery of the arc-shaped rod, the pressure spring is sleeved on the arc-shaped rod and is propped between the shifting sheet and one transverse side wall of the movable bin, and the shifting sheet is pushed to the outer side far away from the movable bin by the pressure spring under the natural state without external force, so that the lower part of the shifting sheet moves towards the direction close to the movable bin to touch the side wall of the movable bin to form limit;

the touching wheelset rotates the touching wheel of connection on the touching support including fixed touching support that sets up on first frame and pivot through longitudinal extension, the touching wheel is located the below of plectrum, the plectrum is following the activity feed bin and moves the in-process down, and the outer wall on upper portion in the plectrum can the roof pressure to the touching wheel to oppress the plectrum and make the lower part of plectrum keep away from the one side of activity feed bin around its articulated axial and open.

In order to facilitate the opening of the longitudinal two sides of the tea packaging bag, the sucker component comprises a first air cylinder and a sucker, the first air cylinder is fixedly arranged on the first rack or the second rack, a movable rod of the first air cylinder is movably telescopic along the longitudinal direction, and the sucker is arranged at the free end of the movable rod of the first air cylinder.

Preferably, first switch module is including articulating the first apron in buffer memory feed bin bottom and setting up the second cylinder on buffer memory feed bin, the movable rod of second cylinder sets up along vertical direction is flexible to the movable rod free end of second cylinder is articulated mutually with first apron and is used for driving first apron and opens and close buffer memory feed bin bottom opening.

In order to facilitate blanking and prevent blockage, a poking mechanism is arranged between the two buffer storage bins and comprises a material handle extending from top to bottom in the transition storage bin and a movable driving part connected between the material handle and the first frame and used for driving the material handle to move up and down.

Preferably, the second switch component comprises a second cover plate hinged to the lower end opening of the weighing bin and a third cylinder arranged on the weighing bin, and the free end of a movable rod of the third cylinder is hinged to the second cover plate, so that the movable rod of the third cylinder controls the second cover plate to open and close relative to the lower end opening of the weighing bin in the telescopic process.

Preferably, the transportation mechanism comprises a rotary table rotatably connected to the bottom of the first frame, a plurality of connecting handles arranged on the rotary table at intervals along the circumferential direction of the rotary table and extending outwards along the radial direction, and a rotary driving part for driving the rotary table to rotate;

every is connected all to be equipped with the ascending recess that is used for placing tea packaging bag of opening on the handle, it can make each recess pass through transition feed bin below in proper order around its rotation center rotation in-process to change the dish.

In order to adapt to the use of different transverse width wrapping bags, the touching support includes the support body that sets up with first frame is fixed and install on the support body and follow the fixed block that the transverse direction extends, the touching wheel is installed on the fixed block, be equipped with the transverse extension on the fixed block and run through the slot hole of downside on the fixed block, the fixed block is fixed mutually with the support body through the bolt that penetrates in the slot hole.

Compared with the prior art, the utility model has the advantages that:

the utility model discloses a mechanical structure realizes tealeaves and weighs and the feeding, and tealeaves is weighed and feeding efficiency is high, and the uniformity of product is good, is equipped with two buffer memory feed bins moreover, and two buffer memory feed bins move in turn, and one of them is used for weighing the feed bin material loading, and another is used for the ejection of compact downwards, and there is not clearance action in the feeding of tealeaves wrapping bag like this, but continuous operation, and work efficiency is high.

Drawings

Fig. 1 is a schematic three-dimensional structure of the present invention;

FIG. 2 is a schematic view of a part of the structure of the present invention;

FIG. 3 is a partial schematic structural view II of the present invention;

fig. 4 is a schematic diagram of a part of the structure of the present invention.

Description of the reference symbols: 1. the device comprises a first rack 2, a transition bin 3, a buffer bin 31, a first switch component 311, a first cover plate 312, a second cylinder 4, a second rack 5, a weighing bin 51, a second switch component 511, a second cover plate 512, a third cylinder 52, a rotating motor 6, a conveying mechanism 61, a turntable 62, a connecting handle 621, a groove 7, a sucker component 71, a first cylinder 72, a sucker 8, a movable bin 81, a lifting component 9, a spreading mechanism 91, a poking piece 92, an arc-shaped rod 93, a pressure spring 94, a touch wheel set 941, a touch support 9411, a support body 9412, a fixed block 9413, a long hole 942, a touch wheel 10, a poking mechanism 101, a material handle 102 and a movable component.

Detailed Description

The invention is explained in detail below with reference to the accompanying drawings:

the embodiment relates to a tea feeding device, which is used for weighing and feeding tea, and is shown in figures 1-4, and comprises a first frame 1, wherein a transition bin 2 which extends from top to bottom and is provided with an opening is fixedly arranged on the first frame 1, two buffer bins 3 which are transversely arranged at intervals and extend from top to bottom are arranged in the upper opening of the transition bin 2, a first switch component 31 for controlling the opening and closing of the bottom opening of each buffer bin is arranged at the bottom opening of each buffer bin 3, a second frame 4 is arranged at one longitudinal side of the transition bin 2, a weighing bin 5 which is positioned at the upper side of the two buffer bins 3 is rotatably connected to the second frame 4 through a vertical rotating shaft, the weighing bin 5 is hollow and is provided with openings at two ends, one end of the weighing bin 5, which is close to the buffer bin 3, is low, and the other end, which is far away from the buffer bin 3, is high, thereby forming an inclined structure, wherein one end opening of the weighing bin 5 close to the buffer bins 3 is provided with a second switch component 51 for controlling the opening and closing of the opening, the weighing bin 5 is also provided with a weighing device for weighing the weight of tea, and a rotating motor 52 for driving the weighing bin 5 to rotate around a rotating shaft thereof so as to swing back and forth between the two buffer bins 3 is further arranged between the weighing bin 5 and the second frame 4, so that quantitative tea is alternately transmitted to the upper openings of the two buffer bins 3;

a conveying mechanism 6 connected with the first rack 1 and used for continuously conveying tea packaging bags to the position below the lower opening of the transition bin 2 is further arranged below the transition bin 2, two groups of sucker assemblies 7 which are longitudinally distributed at intervals and used for adsorbing the longitudinal two side walls of the tea packaging bags moving to the position below the lower opening of the transition bin 2 are further arranged between the position above the conveying mechanism 6 and the position below the lower opening of the transition bin 2, so that the upper bag openings of the tea packaging bags are opened, and the two groups of sucker assemblies 7 are respectively arranged on the first rack 1 and the second rack 4;

still be equipped with the activity feed bin 8 that link up from top to bottom between 7 tops of sucking disc subassembly and buffer memory feed bin 3 below, be connected with the lifting unit 81 that is used for controlling the up-and-down motion of activity feed bin 8 between activity feed bin 8 and the first frame 1, activity feed bin 8 has the operating condition who inserts in below tealeaves wrapping bag sack when being close to the reset condition of buffer memory feed bin 3 bottom and downward activity, still be equipped with on the activity feed bin 8 and be used for the opening mechanism 9 that props up tealeaves wrapping bag sack to horizontal both sides from the in-process that reset condition got into operating condition at activity feed bin 8.

Because adopt mechanical structure to realize tealeaves and weigh and the feeding, tealeaves weighs with the feeding efficiency draft, the uniformity of product is good, is equipped with two buffer memory feed bins moreover, and two buffer memory feed bins move in turn, and one of them is used for weighing the feed bin material loading, and another is used for the downward ejection of compact, and there is not clearance action in tealeaves wrapping bag feeding like this, and work efficiency is high.

In order to open the two transverse sides of the tea packaging bag, as shown in fig. 1-2, the opening mechanism 9 includes two components of opening components arranged on the two transverse sides of the movable bin 8, each of the opening components includes a shifting sheet 91, an arc rod 92, a pressure spring 93 and a touch wheel set 94, the middle part of each shifting sheet 91 is hinged to one transverse side wall of the movable bin 8 through a hinge shaft extending longitudinally, one end of each arc rod 92 is fixedly arranged on one transverse side wall of the movable bin 8, the other end of each arc rod 92 gradually inclines in an arc shape in the extending process of being far away from the movable bin 8 along the transverse direction, a through hole sleeved on the periphery of each arc rod 92 is arranged on the upper part of each shifting sheet 91, the pressure spring 93 is sleeved on each arc rod 92 and is pressed between the shifting sheet 91 and one transverse side wall of the movable bin 8, and the shifting sheet 91 is in a state of being naturally free of external force, the upper part of each shifting sheet 91 is pushed by the pressure spring 93 to move towards the outer side far away from the movable bin 8, so that the lower part of the shifting sheet 91 moves towards the direction close to the movable bin 8 The side wall of the movable bin 8 is touched to form limit;

the touch wheel set 94 comprises a touch support 941 fixedly arranged on the first frame 1 and a touch wheel 942 rotationally connected to the touch support 941 through a longitudinally extending rotating shaft, the touch wheel 942 is located below the shifting piece 91, the shifting piece 91 moves downwards along with the movable bin 8, and the touch wheel 942 can press against the outer wall of the upper part of the shifting piece 91, so that the shifting piece 91 is pressed to open the lower part of the shifting piece 91 on one side, away from the movable bin 8, of the shifting piece 91 in the hinging axial direction. Because can open the horizontal both sides of tealeaves wrapping bag, the difficult jam of activity feed bin in the unloading process.

In order to facilitate the opening of the two longitudinal sides of the tea packaging bag, as shown in fig. 1-3, the suction cup assembly 7 includes a first cylinder 71 and a suction cup 72, the first cylinder 71 is fixedly arranged on the first frame 1 or the second frame 4, the movable rod of the first cylinder 71 is movably telescopic along the longitudinal direction, and the suction cup 72 is arranged at the free end of the movable rod of the first cylinder 71. The vertical both sides of adopting sucking disc structure with tealeaves wrapping bag are opened earlier, make things convenient for the activity feed bin to insert.

Preferably, as shown in fig. 4, the first switch assembly 31 includes a first cover plate 311 hinged to the bottom of the buffer storage bin 3 and a second cylinder 312 disposed on the buffer storage bin 3, a movable rod of the second cylinder 312 is disposed in a telescopic manner along the vertical direction, and a free end of the movable rod of the second cylinder 312 is hinged to the first cover plate 311 to drive the first cover plate 311 to open and close the bottom opening of the buffer storage bin 3.

In order to facilitate blanking and prevent blockage, as shown in fig. 1 and 4, a poking mechanism 10 is arranged between the two buffer bins 3, and the poking mechanism 10 comprises a material handle 101 extending from top to bottom and penetrating through the transition bin 2, and a movable driving part 102 connected between the material handle 101 and the first frame 1 and used for driving the material handle 101 to move up and down. Because the material handle 101 of the material poking mechanism can move up and down in the transition bin 2, the tea can be prevented from being blocked in the transition bin.

Preferably, as shown in fig. 3, the second switch assembly 51 includes a second cover 511 hinged to the lower opening of the weigh bin 5, and a third air cylinder 512 disposed on the weigh bin 5, wherein a free end of a movable rod of the third air cylinder 512 is hinged to the second cover 511, so that the movable rod of the third air cylinder 512 controls the opening and closing of the second cover 511 relative to the lower opening of the weigh bin 5 during the expansion and contraction process.

Preferably, as shown in fig. 1, the transportation mechanism 6 includes a turntable 61 rotatably connected to the bottom of the first frame 1, a plurality of connection handles 62 arranged on the turntable 61 at intervals along the circumferential direction of the turntable 61 and extending outward in the radial direction, and a rotary driving member for driving the turntable 61 to rotate;

every is connected and all is equipped with the ascending recess 621 that is used for placing the tealeaves wrapping bag of opening on the handle 62, carousel 61 can make each recess 621 pass through transition feed bin 2 below in proper order around its rotation center rotation in-process.

In order to adapt to the use of different transverse width wrapping bags, as shown in fig. 2, touching support 941 includes the support body 9411 that sets up with first frame 1 is fixed and installs on support body 9411 and along the fixed block 9412 of transverse direction extension, touching wheel 942 is installed on fixed block 9412, be equipped with the slot hole 9413 that transversely extends and run through the lower side on fixed block 9412, fixed block 9412 is fixed mutually with support body 9411 through the bolt that penetrates in slot hole 9413. Due to the long holes, the transverse position of the touch wheels 942 can be adjusted to adapt to the use of packaging bags with different transverse widths.

The working principle and process of the embodiment are as follows:

the weighing bins 5 are used for feeding materials, the weighing device is used for weighing the materials, after the preset weight is reached, the second cover plate 511 of the second switch assembly 51 is opened, quantitative tea leaves slide into one of the buffer bins 3, the two buffer bins 3 act alternately, one of the buffer bins is used for feeding the materials, and the other buffer bin is used for discharging the materials downwards. Place the tealeaves wrapping bag in the recess 621 of connecting handle 62, carousel 61 rotates, carry the wrapping bag to the below of activity feed bin 8, the sucking disc subassembly 7 motion of both sides, hold the wrapping bag, pull open to vertical both sides, open the upper portion open part of wrapping bag, activity feed bin 8 moves down afterwards, insert in the wrapping bag, two plectrums 91 of opening mechanism 9 are opened to vertical both sides at the in-process that moves down, thereby open the upper portion opening of wrapping bag is whole, 3 baits of one of them buffer memory feed bin this moment, tealeaves is through transition feed bin 2 and the slip of activity feed bin 8 to in the wrapping bag, at the unloading in-process, material handle 101 moves from top to bottom, disclose the material, guarantee that tealeaves all falls into the wrapping bag.

While the present invention has been shown and described with reference to particular embodiments and alternatives thereof, it will be understood that various changes and modifications can be made without departing from the spirit and scope of the invention. It is understood, therefore, that the invention is not to be limited, except as by the appended claims and their equivalents.

Claims (8)

1. The utility model provides a tealeaves feed arrangement which characterized in that: comprises a first frame (1), a transition bin (2) which extends from top to bottom and is provided with an opening is fixedly arranged on the first frame (1), two buffer storage bins (3) which are transversely arranged at intervals and extend from top to bottom are arranged in the upper opening of the transition bin (2), a first switch component (31) which is used for controlling the opening switch at the bottom of the bin is arranged at the bottom opening of each buffer storage bin (3), a second frame (4) is arranged at one side of the transition bin (2) in the longitudinal direction, a weighing bin (5) which is arranged at the side above the two buffer storage bins (3) is rotatably connected to the second frame (4) through a vertically arranged rotating shaft, the weighing bin (5) is hollow and has openings at two ends, one end of the weighing bin (5) close to the buffer storage bins (3) is low, and the other end far away from the buffer storage bins (3) is high, thereby forming an inclined structure, a second switch component (51) for controlling the opening to be opened and closed is arranged at an opening at one end, close to the cache bins (3), of the weighing bin (5), a weighing device for weighing the weight of the tea is further arranged on the weighing bin (5), and a rotating motor (52) for driving the weighing bin (5) to rotate around a rotating shaft of the weighing bin (5) so as to swing back and forth between the two cache bins (3) is further arranged between the weighing bin (5) and the second rack (4), so that quantitative tea is alternately conveyed to upper openings of the two cache bins (3);

a conveying mechanism (6) which is connected with the first rack (1) and used for continuously conveying tea packaging bags to the position below the lower opening of the transition bin (2) is further arranged below the transition bin (2), two groups of sucker assemblies (7) which are longitudinally distributed at intervals and used for adsorbing the longitudinal two side walls of the tea packaging bags moving to the position below the lower opening of the transition bin (2) so as to open the upper bag openings of the tea packaging bags are further arranged between the position above the conveying mechanism (6) and the position below the lower opening of the transition bin (2), and the two groups of sucker assemblies (7) are respectively arranged on the first rack (1) and the second rack (4);

still be equipped with activity feed bin (8) that link up from top to bottom between sucking disc subassembly (7) top and buffer memory feed bin (3) below, be connected with between activity feed bin (8) and first frame (1) and be used for controlling lift unit (81) of activity feed bin (8) up-and-down motion, activity feed bin (8) have the reset state that is close to buffer memory feed bin (3) bottom and insert the operating condition in the tealeaves wrapping bag sack of below when moving downwards, still be equipped with on activity feed bin (8) and be used for activity feed bin (8) from reset state entering operating condition with tealeaves wrapping bag sack to the mechanism (9) that struts to the horizontal both sides.

2. The tea feeding device according to claim 1, wherein: strutting mechanism (9) include that two groups establish the part that struts in the horizontal both sides of activity feed bin (8), every group struts the part and all includes plectrum (91), arc pole (92), pressure spring (93) and touching wheelset (94), the articulated shaft that passes through longitudinal extension in the middle part of every plectrum (91) articulates at the horizontal lateral wall of activity feed bin (8), the one end of every arc pole (92) sets firmly on the horizontal lateral wall of activity feed bin (8), the other end is followed transversely to being the arc downward sloping to keeping away from activity feed bin (8) extension in-process gradually, the upper portion of plectrum (91) is equipped with the through-hole of cover in arc pole (92) periphery, pressure spring (93) cover is arranged in on arc pole (92) and the top is between the horizontal lateral wall of plectrum (91) and activity feed bin (8), plectrum (91) is under the nature not receive external force state thereby plectrum (91) upper portion is pushed up by pressure spring (93) and is removed to the outside of keeping away from activity feed bin (8) and is made plectrum (91) to make plectrum (91) move ) The lower part of the movable storage bin moves to the direction close to the movable storage bin (8) and touches the side wall of the movable storage bin (8) to form limit;

touching wheelset (94) including fixed setting touch support (941) on first frame (1) and through the pivot rotation connection of longitudinal extension touching wheel (942) on touching support (941), touching wheel (942) are located the below of plectrum (91), plectrum (91) are following activity feed bin (8) and are moving down the in-process, and touching wheel (942) can the roof pressure in the outer wall of plectrum (91) upper portion to oppression plectrum (91) makes the lower part of plectrum (91) keep away from the one side of activity feed bin (8) and open around its articulated axial.

3. The tea feeding device according to claim 1, wherein: the sucker assembly (7) comprises a first air cylinder (71) and a sucker (72), the first air cylinder (71) is fixedly arranged on the first rack (1) or the second rack (4), a movable rod of the first air cylinder (71) movably stretches along the longitudinal direction, and the sucker (72) is arranged at the free end of the movable rod of the first air cylinder (71).

4. The tea feeding device according to claim 1, wherein: first switch module (31) including articulate first apron (311) in buffer memory feed bin (3) bottom and set up second cylinder (312) on buffer memory feed bin (3), the flexible setting of movable rod along vertical direction of second cylinder (312) to the movable rod free end of second cylinder (312) is articulated mutually with first apron (311) and is used for driving first apron (311) and opens and close buffer memory feed bin (3) bottom opening.

5. The tea feeding device according to claim 1, wherein: be equipped with between two buffer memory feed bins (3) and disclose material mechanism (10), disclose material mechanism (10) including top-down extend wear to establish material handle (101) in transition feed bin (2), connect be used for driving material handle (101) the activity drive part (102) of activity from top to bottom between material handle (101) and first frame (1).

6. The tea feeding device according to claim 1, wherein: the second switch component (51) comprises a second cover plate (511) hinged to the lower end opening of the weighing bin (5) and a third air cylinder (512) arranged on the weighing bin (5), and the free end of a movable rod of the third air cylinder (512) is hinged to the second cover plate (511), so that the movable rod of the third air cylinder (512) controls the second cover plate (511) to open and close relative to the lower end opening of the weighing bin (5) in the telescopic process.

7. The tea feeding device according to claim 1, wherein: the conveying mechanism (6) comprises a rotary table (61) rotatably connected to the bottom of the first rack (1), a plurality of connecting handles (62) which are arranged on the rotary table (61) at intervals along the circumferential direction of the rotary table (61) and extend outwards along the radial direction, and a rotary driving part for driving the rotary table (61) to rotate;

all be equipped with recess (621) that the opening is ascending on every connecting handle (62) and be used for placing the tealeaves wrapping bag, carousel (61) can make each recess (621) pass through transition feed bin (2) below in proper order around its rotation center rotation in-process.

8. The tea feeding device according to claim 2, wherein: touch support (941) include with fixed support body (9411) that sets up of first frame (1) and install on support body (9411) and along fixed block (9412) that the transverse direction extends, install on fixed block (9412) touching wheel (942), be equipped with on fixed block (9412) and transversely extend and run through slot hole (9413) of fixed block (9412) upper and lower side, fixed block (9412) are fixed mutually with support body (9411) through the bolt that penetrates in slot hole (9413).

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