CN113812486A

CN113812486A - Tea rolling machine capable of automatically adjusting rolling pressure according to rolling time

Info

Publication number: CN113812486A
Application number: CN202110896258.4A
Authority: CN
Inventors: 吴静
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2021-12-21

Abstract

The invention relates to the technical field of tea processing, and discloses a tea rolling machine capable of automatically adjusting rolling pressure according to rolling time, which comprises a cover plate, wherein a stand column is welded at the top of the cover plate, an air blowing mechanism is welded on the inner top wall of the stand column, an elastic air bag is welded at the bottom of the air blowing mechanism, a movable rod is fixedly connected at the bottom of the elastic air bag, an air inflation pipeline is arranged at the top of the movable rod, a pressurizing plate is welded at the bottom of the movable rod, a pressure relief mechanism in annular arrangement is inserted at the top of the pressurizing plate, and a timing mechanism in annular arrangement is rotatably connected inside the pressurizing plate. Do up-and-down motion in the inner chamber through the buffering piston, and then make the elasticity gasbag drive the pressure plate through repeated inflation shrink and do the up-and-down motion of small-amplitude, improve lighter pressure of kneading for tealeaves to reached when initial to the effect of kneading with the light pressure of continuous change to tealeaves, be convenient for knead out tea fast, can not destroy the tealeaves appearance again.

Description

Tea rolling machine capable of automatically adjusting rolling pressure according to rolling time

Technical Field

The invention relates to the technical field of tea processing, in particular to a tea rolling machine capable of automatically adjusting rolling pressure according to rolling time.

Background

The rolling machine is a machine capable of keeping tea fibre tissue from being damaged, and can ensure tea quality uniform, and its operation is simple and convenient, and it mainly is equipped with a lotus flower seat, a driving group and a cloth-rolling rod, the lotus flower seat is equipped with several lotus flower sheets, and the driving group can be used for driving lotus flower sheets to make opening and closing movement so as to roll and compress tea.

When tea leaves are kneaded, in order to guarantee the quality of the kneaded tea leaves, the kneading pressure should be controlled according to the light, heavy and light principles, but the conventional kneading machine cannot control the kneading pressure according to the kneading time, needs manual adjustment after a worker stops the machine, is troublesome and labor-consuming, easily causes excessive kneading of the tea leaves, causes partial tea leaves to be kneaded and crushed, and influences the kneading quality of the tea leaves, and therefore the tea leaf kneading machine capable of automatically adjusting the kneading pressure according to the kneading time is provided.

Disclosure of Invention

In order to overcome the above-mentioned disadvantages of the prior art, it is an object of the present invention to provide a tea twisting machine capable of automatically adjusting a twisting pressure according to a twisting time, which has an advantage of automatically adjusting the twisting pressure according to the twisting time.

The invention adopts the following technical scheme for realizing the technical purpose: the utility model provides a machine is kneaded to tealeaves according to time automatically regulated of kneading and twisting pressure, includes the apron, the top welding of apron has the stand, the welding of the interior roof of stand has the mechanism of blowing, the bottom welding of the mechanism of blowing has the elasticity gasbag, the bottom fixedly connected with movable rod of elasticity gasbag, gas filled pipeline has been seted up at the top of movable rod, the bottom welding of movable rod has the increased pressure board, the top of increased pressure board is pegged graft and is had the pressure relief mechanism that the annular was arranged, the inside rotation of increased pressure board is connected with the timing mechanism that the annular was arranged.

Preferably, the blowing mechanism comprises a motor, the bottom of the motor is rotatably connected with a blower, and an air inlet pipe is inserted into the bottom of the blower.

As an optimization, the bottom of the air inlet pipe is communicated with the top of the elastic air bag, the bottom of the elastic air bag is communicated with the inflation pipeline, and the outside of the movable rod is sleeved with a return spring to drive the movable rod to return upwards.

As optimization, the inside of increased pressure board is seted up the inner chamber of annular arrangement, vent pipe has all been seted up to one side in opposite directions of inner chamber, the hole of loosing heart has all been seted up to one side that the inner chamber was carried on the back mutually, vent pipe's top has all been seted up the venthole, and the aperture of venthole is less than vent pipe.

As an optimization, the pressure relief mechanism comprises an ejector rod, the bottom of the ejector rod is welded with a buffer piston, and the top of the buffer piston is welded with a fixed rod.

Preferably, the extrusion springs are sleeved outside the ejector rods to play a role of downwards extruding the buffer piston, and the buffer piston is located in the inner cavity.

As the optimization, timing mechanism includes the ratchet, the cam has all been welded in the front of ratchet, it has the montant to peg graft in the below of cam, the bottom of montant has all been welded and has been adjusted the cock board, the equal sliding connection in one side that the montant is in the opposite direction has the horizontal pole, the right side welding of horizontal pole has the closing plate.

Preferably, one opposite side of the fixed rod is rotatably connected with a telescopic tooth intermittently meshed with the ratchet wheel, the fixed rod drives the ratchet wheel to rotate for a certain angle through the telescopic tooth when moving upwards, the outer part of the vertical rod is sleeved with a buffer spring to drive the vertical rod to reset upwards, the adjusting plug plate is positioned in the vent pipe to adjust the aperture of the vent pipe, the upper parts of the vertical rods, which are close to one side of the cross rod, are respectively welded with a first magnetic block, the opposite sides of the cross rod are respectively welded with a second magnetic block, the first magnetic block and the second magnetic block have opposite magnetism, the first magnetic block and the second magnetic block can generate attraction when being close to each other, a compression spring is adjusted outside the cross bar to play a role of extruding the cross bar to one side close to the air outlet hole, one side of the sealing plate, which is far away from the vertical rod, is positioned in the air outlet hole, so that the air outlet hole is blocked.

Compared with the prior art, the invention provides the tea rolling machine capable of automatically adjusting the rolling pressure according to the rolling time, which has the following beneficial effects:

1. the tea rolling machine capable of automatically adjusting rolling pressure according to rolling time comprises a cover plate for pressing tea leaves in the rolling machine initially, the tea leaves are pressed by light rolling pressure, a blowing mechanism is started, a motor drives a blower to blow air into an elastic air bag through an air inlet pipe, a movable rod is extruded downwards after the elastic air bag expands, the movable rod drives a pressure plate to move downwards to pressurize the tea leaves, meanwhile, air in the elastic air bag enters an inner cavity through an air charging pipeline and an air ventilating pipeline, the inner cavity is pressurized, when the pressure plate descends to a small height, high pressure in the inner cavity drives a mandril and the pressure plate to move relatively through a buffer piston, the mandril always props against the bottom of the cover plate until the buffer piston is positioned above an air leakage hole, at the moment, the high-pressure part at the bottom of the inner cavity is communicated with the air leakage hole, the elastic air bag and the inner cavity can be rapidly released by the pressure of the elastic air bag, the pressure plate upwards resets under reset spring's effect, and the ejector pin drives the below that buffer piston resets to the inner chamber downwards under extrusion spring's effect, and the top of buffer piston is got back to again to the hole of losing heart this moment, and inner chamber and elasticity gasbag are sealed once more, step before the repetition to reached when initial to the effect of kneading with the light pressure of continuous change to tealeaves, be convenient for knead out tea juice fast, can not destroy the tealeaves appearance again.

2. The tea rolling machine capable of automatically adjusting rolling pressure according to rolling time drives the fixed rod to move upwards through the buffer piston when moving upwards, drives the ratchet to rotate by a fixed angle through the telescopic teeth when moving upwards, drives the cam to rotate by a fixed angle when rotating, and shrinks the telescopic teeth when the fixed rod resets downwards, so that the ratchet and the cam cannot be driven to rotate, the buffer piston continuously reciprocates until the long shaft of the cam rotates to a position contacted with the vertical rod, the vertical rod is extruded downwards, the vertical rod drives the adjusting plug plate to move downwards to be inserted into the vent pipe, the aperture of the vent pipe is reduced by the adjusting plug plate, so that the pressurizing speed of an inner cavity is reduced, the first magnetic block can be driven to be close to the transverse rod after the vertical rod moves downwards, and then the transverse rod and the sealing plate are driven to move towards the direction close to the vertical rod by attracting the second magnetic block, so as to open the vent hole, part of air blown out by the air blowing mechanism leaks out of the air outlet, and the air outlet and the reduced aperture of the vent pipe are smaller than the air blowing speed of the air blowing mechanism, so that the elastic air bag is inflated until balance is achieved, the movable rod and the pressure plate are further driven to move downwards, the rolling pressure on the tea is increased, the effect of automatically increasing the rolling pressure on the tea after rolling for a period of time is achieved, manual adjustment of workers is not needed, and the rolling quality of the tea is improved;

the pressure boost speed of inner chamber reduces, lead to the time that the buffer piston does up-and-down reciprocating motion to lengthen, and then make the rotation interval increase of ratchet, make the contact time increase of montant and cam major axis, and then make tealeaves receive heavier pressure time of kneading great, thereby the efficiency of kneading of tealeaves has been improved, at last after cam major axis and montant separation, montant and horizontal pole can reset, and then make the elasticity gasbag shrink, the pressure plate can upwards reset, reduce and knead pressure, thereby reached and knead tealeaves with light, heavy, light mode.

Drawings

FIG. 1 is a schematic front view of the overall structure of the present invention;

FIG. 2 is an enlarged view of the portion A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the structure of the pressure plate shown in FIG. 1 according to the present invention;

FIG. 4 is an enlarged view of the portion B of FIG. 3 according to the present invention;

FIG. 5 is an enlarged view of the structure of the portion C in FIG. 4 according to the present invention.

In the figure: 1. a cover plate; 2. a column; 3. a blowing mechanism; 31. a motor; 32. a blower; 33. an air inlet pipe; 4. an elastic air bag; 5. a movable rod; 51. an inflation conduit; 6. a pressurizing plate; 61. an inner cavity; 62. an air duct; 63. an air release hole; 64. an air outlet; 7. a pressure relief mechanism; 71. a top rod; 72. a cushion piston; 73. fixing the rod; 8. a timing mechanism; 81. a ratchet wheel; 82. a cam; 83. a vertical rod; 84. adjusting the plug plate; 85. a cross bar; 86. and (7) sealing the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.

The first embodiment is as follows:

referring to fig. 1-4, a tea leaf rolling machine capable of automatically adjusting rolling pressure according to rolling time comprises a cover plate 1, wherein a stand column 2 is welded at the top of the cover plate 1, an air blowing mechanism 3 is welded on the inner top wall of the stand column 2, an elastic air bag 4 is welded at the bottom of the air blowing mechanism 3, a movable rod 5 is fixedly connected at the bottom of the elastic air bag 4, an air inflation pipeline 51 is arranged at the top of the movable rod 5, a pressure plate 6 is welded at the bottom of the movable rod 5, a pressure relief mechanism 7 in annular arrangement is inserted at the top of the pressure plate 6, and a timing mechanism 8 in annular arrangement is rotatably connected inside the pressure plate 6.

The blowing mechanism 3 comprises a motor 31, the bottom of the motor 31 is rotatably connected with a blower 32, an air inlet pipe 33 is inserted in the bottom of the blower 32, the bottom of the air inlet pipe 33 is communicated with the top of an elastic air bag 4, the bottom of the elastic air bag 4 is communicated with an air charging pipeline 51, a reset spring is sleeved outside a movable rod 5, the movable rod 5 is driven to reset upwards, an inner cavity 61 which is annularly arranged is formed inside a pressure plate 6, air vent pipelines 62 are formed on opposite sides of the inner cavity 61, air release holes 63 are formed on opposite sides of the inner cavity 61, air outlet holes 64 are formed in the top of the air vent pipelines 62, the aperture of the air outlet holes 64 is smaller than that of the air vent pipelines 62, the pressure relief mechanism 7 comprises a push rod 71, a buffer piston 72 is welded at the bottom of the push rod 71, a fixed rod 73 is welded at the top of the buffer piston 72, an extrusion spring is sleeved outside the push rod 71, and the effect of extruding the buffer piston 72 downwards is achieved, a damping piston 72 is located within the interior chamber 61.

When the cover plate 1 presses tea leaves in the rolling machine initially, the tea leaves are subjected to light rolling pressure, then the air blowing mechanism 3 is started, the motor 31 drives the blower 32 to blow air into the elastic air bag 4 through the air inlet pipe 33, the elastic air bag 4 expands to downwards extrude the movable rod 5, the movable rod 5 drives the pressurizing plate 6 to downwards move to pressurize the tea leaves, meanwhile, the air in the elastic air bag 4 enters the inner cavity 61 through the air charging pipeline 51 and the air ventilating pipeline 62 to pressurize the inner cavity 61, when the pressurizing plate 6 descends to a small height, high pressure in the inner cavity 61 drives the ejector rod 71 and the pressurizing plate 6 to relatively move through the buffer piston 72, the ejector rod 71 always abuts against the bottom of the cover plate 1 until the buffer piston 72 is positioned above the air leakage hole 63, at the moment, the high-pressure part at the bottom of the inner cavity 61 is communicated with the air leakage hole 63, the elastic air bag 4 and the inner cavity 61 are quickly decompressed, and the elastic air bag 4 contracts, the pressure plate 6 upwards resets under reset spring's effect, ejector pin 71 drives the below that cushion piston 72 reset to inner chamber 61 downwards under extrusion spring's effect, the top of cushion piston 72 is got back to again to disappointing hole 63 this moment, inner chamber 61 and elastic airbag 4 are sealed once more, step before the repetition, thereby reached when initial to the effect of kneading with the light pressure of continuous change to tealeaves, be convenient for knead out tea juice fast, can not destroy the tealeaves appearance again.

Example two:

referring to fig. 1 and 3-5, a tea leaf rolling machine capable of automatically adjusting rolling pressure according to rolling time comprises a cover plate 1, wherein a stand column 2 is welded at the top of the cover plate 1, an air blowing mechanism 3 is welded on the inner top wall of the stand column 2, an elastic air bag 4 is welded at the bottom of the air blowing mechanism 3, a movable rod 5 is fixedly connected at the bottom of the elastic air bag 4, an air inflation pipeline 51 is arranged at the top of the movable rod 5, a pressurizing plate 6 is welded at the bottom of the movable rod 5, a pressure relief mechanism 7 in annular arrangement is inserted at the top of the pressurizing plate 6, and a timing mechanism 8 in annular arrangement is rotatably connected inside the pressurizing plate 6.

The inner cavity 61 arranged in an annular shape is formed in the pressurizing plate 6, the ventilation pipelines 62 are formed in opposite sides of the inner cavity 61, the air release holes 63 are formed in opposite sides of the inner cavity 61, the air outlet holes 64 are formed in the tops of the ventilation pipelines 62, the aperture of each air outlet hole 64 is smaller than that of each ventilation pipeline 62, the pressure relief mechanism 7 comprises a push rod 71, buffer pistons 72 are welded at the bottoms of the push rods 71, fixed rods 73 are welded at the tops of the buffer pistons 72, extrusion springs are sleeved outside the push rods 71 to play a role of downwards extruding the buffer pistons 72, the buffer pistons 72 are located in the inner cavity 61, the timing mechanism 8 comprises a ratchet 81, a cam 82 is welded on the front side of the ratchet 81, vertical rods 83 are inserted below the cam 82, adjusting plug plates 84 are welded at the bottoms of the vertical rods 83, transverse rods 85 are connected with transverse rods 85 in a sliding mode on opposite sides of the vertical rods 83, and sealing plates 86 are welded on the right sides of the transverse rods 85, the dead lever 73 in opposite directions one side all rotates and is connected with the flexible tooth with ratchet 81 intermittent type nature meshing, dead lever 73 can drive ratchet 81 through flexible tooth and rotate certain angle during the rebound, buffer spring has been cup jointed in the outside of montant 83, play the effect that drives montant 83 and upwards reset, adjust being located vent pipe 62 of cock block 84, play the effect in the aperture of adjusting vent pipe 62, montant 83 all has welded first magnetic path near the top of horizontal pole 85 one side, horizontal pole 85 one side of carrying on the back mutually all has welded the second magnetic path, the magnetism of first magnetic path and second magnetic path is opposite, first magnetic path and second magnetic path can produce suction when being close to, horizontal pole 85 is outside to be adjusted and has compressed spring, play the effect of extruding horizontal pole 85 to the one side that is close to venthole 64, the one side that montant 83 was kept away from to sealing plate 86 all is located venthole 64, play the effect of plugging up venthole 64.

The buffer piston 72 can drive the fixed rod 73 to move upwards when moving upwards, the fixed rod 73 can drive the ratchet 81 to rotate by a fixed angle through the telescopic teeth when moving upwards, the ratchet 81 drives the cam 82 to rotate by a fixed angle when rotating, the telescopic teeth shrink when the fixed rod 73 resets downwards, the ratchet 81 and the cam 82 cannot be driven to rotate, the buffer piston 72 continuously reciprocates until the long shaft of the cam 82 rotates to a position in contact with the vertical rod 83, the vertical rod 83 is extruded downwards, the vertical rod 83 drives the adjusting plug plate 84 to move downwards to be inserted into the vent pipe 62, the aperture of the vent pipe 62 is reduced by the adjusting plug plate 84, the pressurizing speed of the inner cavity 61 is reduced, the vertical rod 83 moves downwards to drive the first magnetic block to be close to the cross rod 85, and then the second magnetic block is attracted to drive the cross rod 85 and the sealing plate 86 to move towards the direction close to the vertical rod 83, so as to open the air outlet 64, part of air blown out by the air blowing mechanism 3 leaks out of the air outlet 64, and the air outlet 64 and the reduced aperture of the vent pipe 62 are smaller than the air blowing speed of the air blowing mechanism 3, so that the elastic air bag 4 is inflated until the balance is achieved, the movable rod 5 and the pressure plate 6 are further driven to move downwards, the rolling pressure on the tea leaves is increased, the effect of automatically increasing the rolling pressure on the tea leaves after the tea leaves are rolled for a period of time is achieved, manual adjustment of workers is not needed, and the rolling quality of the tea leaves is improved;

the supercharging speed of inner chamber 61 reduces, lead to buffering piston 72 to do the time of up-and-down reciprocating motion and become long, and then make the rotation interval increase of ratchet 81, make the contact time increase of montant 83 and cam 82 major axis, and then make tealeaves receive heavier pressure time of kneading great, thereby the efficiency of kneading of tealeaves has been improved, at last after cam 82 major axis and montant 83 separation, montant 83 and horizontal pole 85 can reset, and then make elasticity gasbag 4 shrink, pressure plate 6 can upwards reset, reduce and knead pressure, thereby reached and kneaded tealeaves with light, heavy, light mode.

Example three:

referring to fig. 1-5, a tea leaf rolling machine capable of automatically adjusting rolling pressure according to rolling time comprises a cover plate 1, wherein a stand column 2 is welded at the top of the cover plate 1, an air blowing mechanism 3 is welded on the inner top wall of the stand column 2, an elastic air bag 4 is welded at the bottom of the air blowing mechanism 3, a movable rod 5 is fixedly connected at the bottom of the elastic air bag 4, an air inflation pipeline 51 is arranged at the top of the movable rod 5, a pressure plate 6 is welded at the bottom of the movable rod 5, a pressure relief mechanism 7 in annular arrangement is inserted at the top of the pressure plate 6, and a timing mechanism 8 in annular arrangement is rotatably connected inside the pressure plate 6.

The timing mechanism 8 comprises a ratchet 81, a cam 82 is welded on the front side of the ratchet 81, a vertical rod 83 is inserted below the cam 82, an adjusting plug plate 84 is welded at the bottom of the vertical rod 83, a cross rod 85 is slidably connected on one opposite side of the vertical rod 83, a sealing plate 86 is welded on the right side of the cross rod 85, telescopic teeth intermittently meshed with the ratchet 81 are rotatably connected on one opposite side of the fixed rod 73, the ratchet 81 is driven to rotate by the telescopic teeth when the fixed rod 73 moves upwards for a certain angle, a buffer spring is sleeved outside the vertical rod 83 to drive the vertical rod 83 to reset upwards, the adjusting plug plate 84 is positioned in the vent pipe 62 and plays a role in adjusting the aperture of the vent pipe 62, a first magnetic block is welded above one side of the vertical rod 83, which is close to the cross rod 85, a second magnetic block is welded on one opposite side of the cross rod 85, the first magnetic block and the second magnetic block are opposite in magnetism, the first magnetic block and the second magnetic block can generate suction force when being close to each other, a compression spring is adjusted outside the cross rod 85, the effect of extruding the cross rod 85 to one side close to the air outlet hole 64 is achieved, one side, far away from the vertical rod 83, of the sealing plate 86 is located in the air outlet hole 64, and the effect of blocking the air outlet hole 64 is achieved.

The working principle is as follows: when the tea leaf rolling machine is used, tea leaves in the rolling machine are pressed by the cover plate 1 initially, the tea leaves are subjected to light rolling pressure, then the air blowing mechanism 3 is started, the motor 31 drives the blower 32 to blow air into the elastic air bag 4 through the air inlet pipe 33, the elastic air bag 4 expands to downwards extrude the movable rod 5, the movable rod 5 drives the pressurizing plate 6 to downwards move to pressurize the tea leaves, meanwhile, air in the elastic air bag 4 enters the inner cavity 61 through the air inflation pipeline 51 and the air ventilation pipeline 62 to pressurize the inner cavity 61, when the pressurizing plate 6 descends to a small height, high pressure in the inner cavity 61 drives the ejector rod 71 and the pressurizing plate 6 to relatively move through the buffer piston 72, the ejector rod 71 always abuts against the bottom of the cover plate 1 until the buffer piston 72 is positioned above the air release hole 63, at the moment, the high-pressure part at the bottom of the inner cavity 61 is communicated with the air release hole 63, and the elastic air bag 4 and the inner cavity 61 are quickly released pressure, elasticity gasbag 4 contracts, the pressure plate 6 upwards resets under reset spring's effect, ejector pin 71 drives under extrusion spring's effect cushion piston 72 and downwards resets the below to inner chamber 61, the top of cushion piston 72 is got back to again to disappointing hole 63 this moment, inner chamber 61 and elasticity gasbag 4 are sealed once more, step before the repetition, thereby the effect of kneading with the light pressure of continuous change to tealeaves when having reached the inception, be convenient for knead out tea juice fast, can not destroy the tealeaves appearance again.

Having shown and described embodiments of the present invention, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a machine is kneaded to tealeaves according to kneading time automatically regulated pressure of kneading, includes apron (1), its characterized in that: the top welding of apron (1) has stand (2), the roof welding in the interior of stand (2) has blowing mechanism (3), the bottom welding of blowing mechanism (3) has elastic gasbag (4), the bottom fixedly connected with movable rod (5) of elastic gasbag (4), gas filled line (51) have been seted up at the top of movable rod (5), the bottom welding of movable rod (5) has pressure plate (6), the top of pressure plate (6) is pegged graft and is had pressure relief mechanism (7) that the annular was arranged, the inside rotation of pressure plate (6) is connected with timing mechanism (8) that the annular was arranged.

2. A tea rolling machine for automatically adjusting rolling pressure according to rolling time according to claim 1, characterized in that: the blowing mechanism (3) comprises a motor (31), the bottom of the motor (31) is rotatably connected with a blower (32), and an air inlet pipe (33) is inserted into the bottom of the blower (32).

3. A tea rolling machine for automatically adjusting rolling pressure according to rolling time according to claim 2, characterized in that: the bottom of intake pipe (33) and the top intercommunication of elasticity gasbag (4), the bottom and the pipeline of inflating (51) intercommunication of elasticity gasbag (4), reset spring has been cup jointed to the outside of movable rod (5).

4. A tea rolling machine for automatically adjusting rolling pressure according to rolling time according to claim 1, characterized in that: inner chamber (61) that the annular was arranged are seted up to the inside of increased pressure board (6), breather pipe (62) have all been seted up to inner chamber (61) one side in opposite directions, leak hole (63) have all been seted up to one side that inner chamber (61) carried on the back mutually, venthole (64) have all been seted up at the top of breather pipe (62).

5. A tea rolling machine for automatically adjusting rolling pressure according to rolling time according to claim 4, characterized in that: the pressure relief mechanism (7) comprises an ejector rod (71), a buffer piston (72) is welded at the bottom of the ejector rod (71), and a fixing rod (73) is welded at the top of the buffer piston (72).

6. A tea rolling machine for automatically adjusting rolling pressure according to rolling time according to claim 5, characterized in that: the extrusion springs are sleeved outside the ejector rods (71), and the buffer pistons (72) are located in the inner cavities (61).

7. A tea rolling machine for automatically adjusting rolling pressure according to rolling time according to claim 5, characterized in that: timing mechanism (8) include ratchet (81), cam (82) have all been welded in the front of ratchet (81), peg graft in the below of cam (82) and have montant (83), regulation cock board (84) have all been welded in the bottom of montant (83), the equal sliding connection in one side in opposite directions of montant (83) has horizontal pole (85), the right side welding of horizontal pole (85) has closing plate (86).

8. A tea rolling machine for automatically adjusting rolling pressure according to rolling time according to claim 7, characterized in that: dead lever (73) one side in opposite directions all rotates and is connected with the flexible tooth with ratchet (81) intermittent type nature meshing, buffer spring has been cup jointed to the outside of montant (83), what adjust cock board (84) is located in breather pipe (62), the top that montant (83) is close to horizontal pole (85) one side has all welded first magnetic path, the second magnetic path has all been welded to one side that horizontal pole (85) carried on the back mutually, and the magnetism of first magnetic path and second magnetic path is opposite, horizontal pole (85) external regulation has compression spring, one side that montant (83) were kept away from in closing plate (86) all is located venthole (64).