CN214172964U - Unloading transport mechanism of tempering furnace - Google Patents

Abstract

The invention discloses a blanking conveying mechanism of a tempering furnace, belonging to the technical field of tempering furnace equipment. This practicality is contradicted with the stroke cam through axis of rotation and makes branch material equiclass dish can not appear the condition completion operation of card material when carrying out the unloading to the machined part.

Description

Unloading transport mechanism of tempering furnace

Technical Field

The invention relates to the technical field of tempering furnace equipment, in particular to a blanking conveying mechanism of a tempering furnace.

Background

The tempering furnace is used for tempering common metal parts in air and quenching, annealing and aging heat treatment of light alloy parts such as aluminum alloy die castings, pistons, aluminum plates and the like, the shell is formed by welding steel plates and section steels, the trolley is welded by the section steels and the steel plates, the trolley reduces heat radiation and convection loss through soft contact with a furnace lining and a sand seal mechanism, the sealing performance of a furnace body is effectively ensured, and the feeding cover is required to be used in the use process of the tempering furnace.

However, the existing blanking conveying mechanism of the tempering furnace has the following defects: the condition that the material is blocked easily appears when carrying out the unloading to it after the tempering furnace machined part is accomplished and maintains inconveniently.

Disclosure of Invention

The invention aims to provide a blanking conveying mechanism of a tempering furnace, which solves the technical problem that in the prior art, when a tempering furnace workpiece is blanked after finishing, the situation of material blockage is easy to occur, and the maintenance is inconvenient.

The invention provides a blanking conveying mechanism of a tempering furnace, which comprises a feeding cover, a driving device and a distributing device, wherein the feeding cover is horizontally arranged, the driving device is installed in a machine case, the distributing device is installed at the top of the driving device and is in running fit with the driving device, and the distributing device is in butt joint with the feeding cover.

Further, drive arrangement includes driving motor, motor fixing base, drive gear, swing pinion, bottom sprag panel, rotation axis and swing seat, bottom sprag panel installs on the lateral wall in square shell, driving motor installs in quick-witted case, motor fixing base install bottom sprag panel and with driving motor fixed connection, drive gear install on driving motor's main shaft and with driving motor transmission cooperation, swing seat installs the top at bottom sprag panel, the rotation axis is installed in swing seat and is run through bottom sprag panel, swing pinion installs in the one end of rotation axis and is connected with rotation of rotation axis, swing pinion and drive gear meshing.

Furthermore, feed divider is including dividing material equi-class dish, branch material cask, branch material disc, branch material spare, stroke cam and four baffles, divide the material disc to install at the other end of rotation axis, divide the material cask to install at the top of dividing the material disc, divide material equi-class dish to install in the bottom of dividing the material disc, four the baffle is the circumference and sets up on the lateral wall of dividing material equi-class dish, stroke cam fixed connection is on rotatory fixing base.

Furthermore, the material distributing part comprises a first material distributing component, a second material distributing component, a third material distributing component and a fourth material distributing component, the first material distributing component, the second material distributing component, the third material distributing component and the fourth material distributing component are of the same structure and are arranged at the bottom of the material distributing equi-class disc in a circumferential mode, the first material distributing component comprises a fan-shaped closing block, a fan-shaped closing fixing rod, a fan-shaped closing connecting block, a hinge block, a transverse moving connecting rod, a reset spring piece, a rotating shaft and a sliding fixing block, one end of the fan-shaped closing fixing rod is arranged at the bottom of the material distributing equi-class disc, the sliding fixing block is arranged at the bottom of the fan-shaped closing fixing rod, the transverse moving connecting rod is arranged at the other end of the fan-shaped closing fixing rod and is in hinged fit with the fan-shaped closing fixing rod, a sliding groove is arranged on the sliding fixing, the utility model discloses a material distributing device, including fan-shaped closed connecting block, reset spring piece, fan-shaped closed connecting block, material distribution equi-class set bottom is equipped with the gliding material hole of the same size with fan-shaped closed block, the other end at sideslip connecting rod and the conflict cooperation with the stroke cam are installed to the axis of rotation.

Compared with the prior art, the invention has the beneficial effects that:

firstly, after the material processing to the input is accomplished, drive arrangement functions, and the operation of driving motor drives drive gear rotatory, and drive gear is rotatory to drive rotatory gear rotatory, and rotatory gear rotation drives the rotation axis and rotates on rotatory fixing base, drives the material disc that divides and rotates the completion operation.

And secondly, when the material distributing disc rotates, the material distributing disc is driven to rotate, the material distributing disc rotates to enable the fan-shaped closed fixed rod to move, when the material distributing disc moves to the stroke cam, the rotating shaft is in conflict with the stroke cam to drive the transverse moving connecting rod to slide on the sliding fixed block, the transverse moving connecting rod moves to drive the hinged block to move downwards, the hinged block moves downwards to drive the fan-shaped closed connecting block to move downwards to drive the fan-shaped closed block to move downwards to enable materials in the material distributing disc to fall down, and the material blocking condition is prevented when the materials are discharged, and when the rotating shaft is not in conflict with the stroke cam after the materials are discharged, the reset spring piece enables the fan-shaped closed block to restore the original state and continue to operate to complete the operation.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic perspective view of a tempering furnace;

FIG. 2 is a schematic perspective view of a tempering furnace;

FIG. 3 is a schematic view of a partial perspective structure of a tempering furnace;

FIG. 4 is a first schematic perspective view of a thermal cycler;

FIG. 5 is a schematic perspective view of a second embodiment of the thermal cycler;

FIG. 6 is a third schematic perspective view of a thermal cycler;

FIG. 7 is a first perspective view of the heating element;

FIG. 8 is a second perspective view of the heating element;

fig. 9 is a schematic perspective view of the blanking conveying device;

FIG. 10 is a perspective view of the driving device;

FIG. 11 is a first partial perspective view of the material separating device;

fig. 12 is a partial perspective view of the material separating device;

fig. 13 is a schematic view of a partial three-dimensional structure of the material distributing device;

reference numerals:

the machine case 1, the material receiving cover 11, the material discharging cover 12, the partition plate 13, the material discharging hole 14, the box plate 2, the material feeding hole 21, the material feeding cover 3, the blanking conveying device 4, the moving device 40, the moving device 5, the moving wheel 51, the thermal circulating device 6, the heating component 61, the mounting cover 611, the circulating air storage box 612, the annular heating pipe 613, the air outlet 614, the thermal circulating component 62, the thermal circulating box 621, the left circulating cavity 6211, the right circulating cavity 6212, the air inlet 6213, the air outlet 6214, the circulating fan 623, the air inlet pipe 624, the heat dissipating component 63, the heat dissipating plate 631, the heat dissipating fan 632, the heat dissipating cover 633, the heat dissipating hole 634, the driving device 7, the driving motor 71, the motor fixing seat 72, the driving gear 73, the rotating gear 74, the bottom supporting panel 75, the rotating shaft 76, the rotating fixing seat 77, the material distributing device 8, the material distributing disc 81, the material distributing drum 82, the material distributing disc 83, the material distributing piece 90 and the first material distributing component 84, fan-shaped closing block 841, fan-shaped closed fixed rod 842, fan-shaped closed connecting block 843, articulated piece 844, sideslip connecting rod 845, reset spring piece 846, axis of rotation 847, slip fixed block 848, second branch material subassembly 85, third branch material subassembly 86, fourth branch material subassembly 87, stroke cam 88, baffle 89.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 13, an embodiment of the present invention provides a tempering furnace, including a cabinet 1, a cabinet plate 2, a feeding cover 3, a blanking conveying device 4, a moving device 40, and a moving device 5, where the cabinet plate 2 is horizontally disposed at the top of the cabinet 1, the feeding cover 3 is disposed in the tempering furnace in the cabinet 1 and located at the upper half of the cabinet 1, the blanking conveying device 4 is disposed in the cabinet 1 and the blanking conveying device 4 is located at the lower half of the cabinet 1, the feeding cover 3 is communicated with the blanking conveying device 4, the moving device 40 is disposed on the outer side wall of the cabinet 1, the moving device 40 is electrically connected to the feeding cover 3 and the blanking conveying device 4, the moving device 5 is disposed at the bottom of the cabinet 1, a horizontally disposed partition plate 13 is disposed in the cabinet 1, a discharge hole 14 is disposed on the partition plate 13, a feed hole 21 is disposed at the top of the cabinet plate 2, thermal cycle device 6 includes heating element 61, thermal cycle subassembly 62 and radiator unit 63, heating element 61 sets up in quick-witted case 1, thermal cycle subassembly 62 sets up on feeding cover 3, radiator unit 63 sets up on quick-witted case 1 and radiator unit 63's heat dissipation end towards thermal cycle device 6 unloading conveyer 13 includes feeding cover 3, drive arrangement 7 and feed divider 8, feeding cover 3 is the level setting, drive arrangement 7 installs in quick-witted case 1, feed divider 8 install at drive arrangement 7 the top and with drive arrangement 7 normal running fit, feed divider 8 docks with feeding cover 3.

Specifically, the moving device 5 includes four moving wheels 51, and the four moving wheels 51 are distributed at the bottom of the chassis 1 in a rectangular shape; the four trundles can drive the tempering furnace to move in any direction, so that the tempering furnace can be conveniently moved.

Specifically, a material receiving cover 11 is fixedly arranged in the case 1, the material receiving cover 11 is positioned at the discharging end of the discharging conveying device 4, a discharging cover 12 is arranged on the outer side wall of the case 1, and the discharging cover 12 is in butt joint with the material receiving cover 11; the blanking conveying device 4 conveys the material into the discharging cover 12 and then moves and discharges the material outwards through the receiving cover 11.

Specifically, the feeding cover 3 is vertically arranged on the top of the partition plate 13, and two ends of the feeding cover 3 are respectively communicated with the discharge hole 14 on the partition plate 13 and the feeding hole 21 on the box plate 2; the feeding cover 3 is used for conveying materials into the tempering furnace.

Specifically, the case 1 further comprises a thermal circulation device 6, wherein the thermal circulation device 6 is horizontally arranged on the top of the partition plate 13, and the thermal circulation device 6 is arranged on the feeding cover 3; the thermal cycle device 6 is used for recycling the heat source.

Specifically, the heating assembly 61 includes an installation cover 611, a circulating air storage box 612 and an annular heating pipe 613, the installation cover 611 is arranged at the bottom of the partition plate 13 and is fixedly connected with the partition plate 13, the circulating air storage box 612 is arranged in the installation cover 611, the circulating air storage box 612 is of a hollow structure, a plurality of air outlets 614 are arranged on the circulating air storage box 612, and the annular heating pipe 613 is fixedly connected in the installation cover 611 and is wound on the circulating air storage box 612; the installation cover 611 is used for fixing the circulating air storage box 612 and the annular heating pipe 613, when heating is performed, the thermal circulation component 62 conveys air into the circulating air storage box 612, the circulating air storage box 612 conveys the air into the installation cover 611 through the air outlets 614, the annular heating pipe 613 heats the air exhausted from the circulating air storage box 612, the hot air is upwards conveyed into the feeding cover 3 through the discharge hole 14 in the partition plate 13, and the annular heating pipe 613 can heat the air exhausted from the air outlets 614 more uniformly.

Specifically, the thermal circulation assembly 62 includes a thermal circulation box 621, a circulation fan 623 and an air inlet pipe 624, the thermal circulation box 621 is fixedly connected to the top of the partition plate 13 and is communicated with the thermal circulation box 621, a left circulation cavity 6211 and a right circulation cavity 6212 are arranged in the thermal circulation box 621, the air inlet pipe 624 is fixedly connected in the installation cover 611, two ends of the air inlet pipe 624 are respectively communicated with the circulation air storage box 612 and the thermal circulation box 621, the circulation fan 623 is arranged on the side wall of the left circulation cavity 6211 of the thermal circulation box 621, and the air outlet end of the circulation fan 623 faces the left circulation cavity 6211; during thermal circulation, the circulating fan 623 works to convey wind in the feeding cover 3 to the right circulating cavity 6212 in the thermal circulation box 621 through the air inlet hole 6213, then the wind is conveyed to the circulating fan 623 through the air outlet 6214 on the right circulating cavity 6212, the circulating fan 623 conveys the wind into the left circulating cavity 6211, and the wind in the left circulating cavity 6211 is conveyed to the circulating air storage box 612 through the air inlet pipe 624, so that the circulating utilization of the hot wind is realized.

Specifically, the heat dissipation assembly 63 includes a heat dissipation plate 631, a heat dissipation fan 632, and a heat dissipation cover 633, the heat dissipation cover 633 is disposed on a sidewall of the thermal circulation box 621, and the heat dissipation cover 633 covers the heat dissipation fan 623, the heat dissipation cover 633 is provided with three heat dissipation holes 634, the heat dissipation fan 632 is disposed on the heat dissipation plate 631, and an air outlet end of the heat dissipation fan 632 faces the heat dissipation cover 633; the heat dissipation plate 631 is used for mounting the heat dissipation fan 632, when the circulation fan 623 works, the circulation fan 623 needs to be dissipated, and at this time, the heat dissipation fan 632 works to dissipate heat of the circulation fan 623 through the three heat dissipation holes 634 on the heat dissipation cover 633, so that the temperature on the circulation fan 623 is kept constant, and the circulation fan 623 cannot be damaged due to high temperature.

Specifically, the side walls of the upper right circulation cavity 6212 of the thermal circulation box 621 adjacent to the feeding cover 3 are provided with air inlet holes 6213, and the upper right circulation cavity 6212 of the thermal circulation box 621 is provided with an air outlet 6214 communicated with the heat dissipation cover 633; the air inlet 6213 is used for conveying the air from the feeding hood 3 into the right circulation chamber 6212, and the air outlet 6214 is used for conveying the air from the right circulation chamber 6212 into the heat dissipation hood 633 for being discharged by the circulation fan 623.

Specifically, the driving device 7 includes a driving motor 71, a motor fixing seat 72, a driving gear 73, a rotating gear 74, a bottom supporting panel 75, a rotating shaft 76 and a rotating fixing seat 77, the bottom supporting panel 75 is installed on a side wall in the chassis 1, the driving motor 71 is installed at the top of the chassis 1, the motor fixing seat 72 is installed at the bottom of the bottom supporting panel 75 and fixedly connected with the driving motor 71, the driving gear 73 is installed on a main shaft of the driving motor 71 and is in transmission fit with the driving motor 71, the rotating fixing seat 77 is installed at the top of the bottom supporting panel 75, the rotating shaft 76 is installed in the rotating fixing seat 77 and penetrates through the bottom supporting panel 75, the rotating gear 74 is installed at one end of the rotating shaft 76 and is in rotational connection with the rotating shaft 76, and the rotating gear 74 is meshed with the driving gear 73; after the fed material is processed, the driving device 7 operates, the driving motor 71 operates to drive the driving gear 73 to rotate, the driving gear 73 rotates to drive the rotating gear 74 to rotate, the rotating gear 74 rotates to drive the rotating shaft 76 to rotate on the rotating fixing seat 77, and the material distributing disc 83 is driven to rotate to complete the operation.

Specifically, the material distributing device 8 comprises a material distributing equi-dividing disc 81, a material distributing barrel 82, a material distributing disc 83, a material distributing piece 90, a stroke cam 88 and four baffles 89, wherein the material distributing disc 83 is installed at the other end of the rotating shaft 76, the material distributing barrel 82 is installed at the top of the material distributing disc 83, the material distributing equi-dividing disc 81 is installed at the bottom of the material distributing disc 83, the four baffles 89 are circumferentially arranged on the side wall of the material distributing equi-dividing disc 81, and the stroke cam 88 is fixedly connected to the rotary fixing seat 77;

specifically, the material distributing member 90 includes a first material distributing assembly 84, a second material distributing assembly 85, a third material distributing assembly 86 and a fourth material distributing assembly 87, the first material distributing assembly 84, the second material distributing assembly 85, the third material distributing assembly 86 and the fourth material distributing assembly 87 are identical in structure and are circumferentially arranged at the bottom of the material distributing bisecting disc 81, the first material distributing assembly 84 includes a fan-shaped closing block 841, a fan-shaped closing fixing rod 842, a fan-shaped closing connecting block 843, a hinge block 844, a transverse moving connecting rod 845, a reset spring piece 846, a rotating shaft 847 and a sliding fixing block 848, one end of the fan-shaped closing fixing rod 842 is arranged at the bottom of the material distributing bisecting disc 81, the sliding fixing block 848 is arranged at the bottom of the fan-shaped closing fixing rod 842, the transverse moving connecting rod 845 is arranged at the other end of the fan-shaped closing fixing rod 842 and is in hinged fit with the fan-shaped closing fixing rod 842, and a sliding groove is arranged on the sliding fixing block 848, the transverse moving connecting rod 845 is in sliding fit with the sliding fixing block 848, two ends of the hinge block 844 are respectively in hinged fit with one end of the sector-shaped closing fixing rod 842 and one end of the transverse moving connecting rod 845, the sector-shaped closing connecting block 843 is installed at the top of the hinge block 844, the reset spring piece 846 is installed at the bottom of the sector-shaped closing connecting block 843, the sector-shaped closing block 841 is installed at the top of the sector-shaped closing connecting block 843, the bottom of the material distribution and equally distributing disc 81 is provided with lower material sliding holes with the same size as the sector-shaped closing block 841, and the rotating shaft 847 is installed at the other end of the transverse moving connecting rod 845 and is in interference fit with the stroke cam 88; when material is distributed, the material distribution disc 83 rotates to drive the material distribution equi-index disc 81 to rotate, the material distribution equi-index disc 81 rotates to enable the fan-shaped closed fixing rod 842 to move, when the material is moved to the stroke cam 88, the rotating shaft 847 collides with the stroke cam 88 to drive the transverse moving connecting rod 845 to slide on the sliding fixing block 848, the transverse moving connecting rod 845 moves to drive the hinged block 844 to move downwards, the hinged block 844 moves downwards to drive the fan-shaped closed connecting block 843 to move downwards to drive the fan-shaped closed block 841 to move downwards to enable the material in the material distribution equi-index disc 81 to fall down so as to prevent the material from being blocked when the material is discharged, and when the material is discharged, the rotating shaft 847 does not collide with the stroke cam 88, the reset spring piece 846 enables the fan-shaped closed block 841 to restore the original shape to continue to operate and complete the operation.

The working principle of the invention is as follows: when the invention is used, when discharging, the material is conveyed downwards through the feeding cover 3 by the feeding hole 21, when thermal circulation is carried out, the circulating fan 623 works to convey the wind in the feeding cover 3 to the right circulating cavity 6212 in the thermal circulation box 621 through the air inlet hole 6213, then the wind is conveyed to the circulating fan 623 through the air outlet 6214 on the right circulating cavity 6212, the circulating fan 623 conveys the wind into the left circulating cavity 6211, the wind in the left circulating cavity 6211 is conveyed to the circulating wind storage box 612 through the air inlet pipe 624, the circulation utilization of the hot wind is realized, when heating is carried out, the wind is conveyed to the circulating wind storage box 612 by the thermal circulation component 62, the wind is conveyed to the installation cover 611 through the air outlet 614 by the circulating wind storage box 612, the air exhausted from the circulating wind storage box 612 is heated by the annular heating pipe 613, the hot wind is conveyed upwards to the feeding cover 3 through the air outlet hole 14 on the clapboard 13, the annular heating pipe 613 can heat the air exhausted from the air outlets 614 more uniformly, when the circulating fan 623 works, the circulating fan 623 needs to be radiated, at this time, the radiating fan 632 works to radiate the heat of the circulating fan 623 through the three radiating holes 634 on the radiating cover 633, so as to ensure that the temperature on the circulating fan 623 is in a constant state, and the circulating fan 623 cannot be damaged due to high temperature, after the processing operation of the material is completed, the driving device 7 works, the driving motor 71 works to drive the driving gear 73 to rotate, the driving gear 73 rotates to drive the rotating gear 74 to rotate, the rotating gear 74 rotates to drive the rotating shaft 76 to rotate on the rotating fixing seat 77 to drive the material distribution disc 83 to rotate, the material distribution disc 83 rotates to drive the material distribution equi-dividing disc 81, the material distribution disc 81 rotates to enable the sector-shaped closed 842 fixing rod to move, and when the material distribution disc 81 moves to the stroke cam 88, the rotating shaft 847 is abutted against the stroke cam 88 to drive the transverse moving connecting rod 845 to slide on the sliding fixing block 848, the transverse moving connecting rod 845 moves to drive the hinged block 844 to move downwards, the hinged block 844 moves downwards to drive the fan-shaped closed connecting block 843 to move downwards to drive the fan-shaped closed block 841 to move downwards so that materials in the material distribution equi-dividing disc 81 fall down to prevent the materials from being blocked when blanking is performed, after blanking is finished, when the rotating shaft 847 is not abutted against the stroke cam 88, the reset spring piece 846 enables the fan-shaped closed block 841 to recover the original shape to continue to operate and complete the operation, and the blanking conveying device 4 conveys the materials into the discharging cover 12 and then outwards moves and discharges the materials through the material receiving cover 11.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (4)

1. The utility model provides a unloading transport mechanism of tempering furnace which characterized in that: including feeding cover (3), drive arrangement (7) and feed divider (8), feeding cover (3) are the level setting, install in quick-witted case (1) drive arrangement (7), feed divider (8) are installed at the top of drive arrangement (7) and with drive arrangement (7) normal running fit, feed divider (8) and feeding cover (3) butt joint.

2. The blanking conveying mechanism of the tempering furnace according to claim 1, characterized in that: the driving device (7) comprises a driving motor (71), a motor fixing seat (72), a driving gear (73), a rotating gear (74), a bottom supporting panel (75), a rotating shaft (76) and a rotating fixing seat (77), wherein the bottom supporting panel (75) is installed on the side wall in the case (1), the driving motor (71) is installed in the case (1), the motor fixing seat (72) is installed at the bottom of the bottom supporting panel (75) and is fixedly connected with the driving motor (71), the driving gear (73) is installed on a main shaft of the driving motor (71) and is in transmission fit with the driving motor (71), the rotating fixing seat (77) is installed at the top of the bottom supporting panel (75), the rotating shaft (76) is installed in the rotating fixing seat (77) and penetrates through the bottom supporting panel (75), the rotating gear (74) is installed at one end of the rotating shaft (76) and is rotatably connected with the rotating shaft (76), the rotary gear (74) is meshed with the drive gear (73).

3. The blanking conveying mechanism of the tempering furnace according to claim 2, characterized in that: feed divider (8) are including dividing material equi-class dish (81), branch material cask (82), branch material disc (83), branch material spare (90), stroke cam (88) and four baffle (89), divide the other end at rotation axis (76) to install material disc (83), divide the top at branch material disc (83) to install branch material cask (82), divide material equi-class dish (81) to install in the bottom of dividing material disc (83), four baffle (89) are the circumference and set up on the lateral wall of dividing material equi-class dish (81), stroke cam (88) fixed connection is on fixing base (77) rotatoryly.

4. The blanking conveying mechanism of the tempering furnace according to claim 3, characterized in that: divide material spare (90) to include first branch material subassembly (84), second branch material subassembly (85), third branch material subassembly (86) and fourth branch material subassembly (87), first branch material subassembly (84), second branch material subassembly (85), third branch material subassembly (86) and fourth branch material subassembly (87) structure are the same and are the circumference setting in the bottom of dividing material equant dish (81), first branch material subassembly (84) include fan-shaped closed block (841), fan-shaped closed dead lever (842), fan-shaped closed connecting block (843), articulated block (844), sideslip connecting rod (845), reset spring piece (846), axis of rotation (847) and slip fixed block (848), the bottom at minute dish (81) is installed to the one end of fan-shaped closed dead lever (842), the bottom at fan-shaped closed dead lever (842) is installed to slip fixed block (848), sideslip connecting rod (845) are installed at the other end of fan-shaped closed dead lever (842) and with fan-shaped closed dead lever (842) (842) Articulated cooperation, be equipped with the sliding tray on slip fixed block (848), sideslip connecting rod (845) and slip fixed block (848) sliding fit, the both ends of articulated piece (844) are articulated the cooperation with the one end of fan-shaped closed dead lever (842) and sideslip connecting rod (845) respectively, the top at articulated piece (844) is installed in fan-shaped closed connecting block (843), reset spring piece (846) are installed in the bottom of fan-shaped closed connecting block (843), the top at fan-shaped closed connecting block (843) is installed in fan-shaped closed connecting block (841), divide material equipartition dish (81) bottom to be equipped with down the sliding charge hole with fan-shaped closed block (841) the same size, the other end at sideslip connecting rod (845) and the conflict cooperation with stroke cam (88) are installed in axis of rotation (847).

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