Pu'er tea cake pressing device

Abstract

The invention discloses a Pu'er tea cake pressing device, and belongs to the technical field of cake tea production, the Pu'er tea cake pressing device comprises a weighing support and a weighing device, the weighing device comprises a weighing hopper, a weighing cavity is arranged in the weighing hopper, the two ends of the weighing hopper penetrate through the weighing cavity, and the weighing cavity comprises a weighing inlet and a weighing outlet; the lower side face of one end of the weight sensor is fixedly connected with the weighing support, and the upper side face of the other end of the weight sensor is fixedly connected with the weighing hopper. The opening and closing device is used for opening or closing the weighing outlet; and the cake pressing structure is used for pressing the tea leaves output from the weighing outlet into cakes. When cake pressing is needed, the weight sensor can detect the weight of Pu'er tea leaves in the weighing cavity, when the needed weight is reached, the tea leaves are stopped from being conveyed into the weighing cavity, then the opening and closing device enables the tea leaves in the weighing outlet and the weighing cavity to enter the cake pressing structure for cake pressing, the tea cakes with the needed weight can be obtained, and the weight is well controlled.

Description

Technical Field

[0001] The present invention belongs to the technical field of cake tea production, and particularly relates to a pressing device for Pu-erh tea cakes. Background Art

[0002] Tea cakes: Also known as cake tea and ball tea. In the early Northern Song Dynasty, "Ding Jigong, as the Fujian Transport Commissioner, first made phoenix balls", and later made dragon balls. Ouyang Xiu's "Record of Returning to the Fields": "Among the tea products, nothing is more precious than the dragon and phoenix ones, which are called ball tea. Every eight cakes weigh one catty." Dragon and phoenix ball teas, as tribute teas for the imperial court, were used until the Ming Dynasty. In September of the 24th year of Hongwu in the Ming Dynasty, "The emperor, considering the heavy burden on the people, stopped making dragon balls and only presented tea buds." Currently, the main tea products still using cake tea production technology are Pu-erh tea and Liubao tea, which can better bring out the unique flavor of Pu-erh tea that becomes more fragrant with aging.

[0003] The patent with the publication number CN222382574U discloses a tea discharging device for a tea cake production equipment, including a mounting plate. On the left side of the top of the mounting plate, a support frame is bolted. On the top of the support frame, a storage box is bolted. At the lower part on the left side of the inner cavity of the storage box, a spiral rod is rotatably connected through a bearing. At the lower part on the left side of the storage box, a servo motor is bolted, and the left side of the spiral rod passes through the storage box and is bolted to the output end of the servo motor. On the right side of the top of the mounting plate, a folding frame is bolted, and on the top of the folding frame, a hydraulic cylinder is bolted. Through components such as the first annular mounting groove, spherical ball, second annular mounting groove, rotating disk, fixed cylinder, and shaping sleeve, it can effectively take out the processed tea cakes from the device and conduct continuous discharging, achieving automated tea discharging, cake pressing, and blanking operations.

[0004] Its tea raw materials are discharged from the storage box by the rotation of the spiral rod, but the weight of the discharged tea is not easy to control in this way. Summary of the Invention

[0005] The purpose of the present invention is to provide a pressing device for Pu-erh tea cakes to more precisely control the weight of the tea cakes.

[0006] To achieve the above purpose, the present invention provides the following technical solution: A pressing device for Pu-erh tea cakes, including: A weighing support, A weighing device, and the weighing device includes: A weighing hopper, with a weighing cavity provided inside the weighing hopper. The weighing cavity penetrates both ends of the weighing hopper, and the weighing cavity includes a weighing inlet and a weighing outlet; A weight sensor, with the lower side of one end fixedly connected to the weighing support, and the upper side of the other end fixedly connected to the weighing hopper; An opening and closing device for opening or closing the weighing outlet; A cake pressing structure for pressing the tea discharged from the weighing outlet into a cake.

[0007] Furthermore, the cake pressing structure includes: A cake pressing support; A cake pressing turntable, which is rotatably connected to the cake pressing support, and several cake pressing conveying grooves are provided on the outer wall of the cake pressing turntable; A cake pressing outer ring, which is fixedly connected to the cake pressing support, is arranged outside the cake pressing turntable, a cake pressing channel is formed between the cake pressing outer ring and the cake pressing turntable, and the cake pressing plate is installed between the cake pressing conveying groove and the inner wall of the cake pressing outer ring; A cake pressing cylinder, which is fixed on the cake pressing support through a cylinder support, is located above the cake pressing turntable, and a cake pressing plate is fixed on the air rod of the cake pressing cylinder; A cake pressing rotating device, which is used to drive the cake pressing turntable to rotate and move the cake pressing plates one by one below the weighing outlet and the cake pressing plate.

[0008] Furthermore, it further includes a disk feeding conveyor device, the disk feeding conveyor device includes a disk feeding inlet and a disk feeding outlet, the cake pressing channel includes a channel inlet and a channel outlet, and the disk feeding outlet is arranged near the channel inlet.

[0009] Furthermore, it further includes a disk discharging conveyor device, the disk discharging conveyor device includes a disk discharging inlet and a disk discharging outlet, and the disk discharging inlet is arranged near the channel outlet.

[0010] Furthermore, the opening and closing device includes: A first opening and closing plate, with first opening and closing side edges provided at both ends of the first opening and closing plate, and the first opening and closing side edges are rotatably connected to the outer wall of the weighing hopper; A second opening and closing plate, the second opening and closing plate and the first opening and closing plate are located on both sides of the weighing outlet, second opening and closing side edges are provided at both ends of the second opening and closing plate, and the second opening and closing side edges are rotatably connected to the outer wall of the weighing hopper; A first push rod, with one end of the first push rod rotatably connected to the first opening and closing side edge; A second push rod, with one end of the second push rod fixedly connected to the second opening and closing plate, and a push column rotatably connected to the other end, and the end of the first push rod away from the first opening and closing side edge is rotatably connected to the push column; An opening and closing cylinder, which is fixed on the weighing support, a push block is fixed on the air rod of the opening and closing cylinder, a push arc groove is provided on the push block, and the outer wall of the push column fits with the inner wall of the push arc groove.

[0011] Furthermore, it further includes a feeding device, the feeding device corresponds to the weighing device one by one, and the feeding device includes: A vibrator, which is fixed on the weighing bracket; A vibrating long plate, which is fixed on the vibrator. The vibrating long plate is provided with a vibrating groove, and the vibrating groove is provided with a vibrating outlet, and the vibrating outlet is arranged above the weighing inlet.

[0012] Furthermore, the feeding device further includes: A feeding cross frame, which is fixed on the weighing bracket; A feeding vertical frame, which is fixed on the feeding cross frame; A feeding blocking plate, the lower end of which is rotatably connected to the lower end of the feeding vertical frame, and the feeding blocking plate opens or closes the vibrating outlet; A feeding cylinder, the housing of which is rotatably connected to the upper end of the feeding vertical frame, and the rod end of the feeding cylinder is rotatably connected to the feeding blocking plate.

[0013] Furthermore, it further includes a collecting hopper. A collecting groove is arranged in the collecting hopper. The collecting groove includes a collecting inlet and a collecting outlet. There are two weighing devices, and the two weighing devices are arranged in parallel. The collecting inlet is arranged below the weighing outlets of the two weighing devices, and the collecting outlet is arranged above the cake pressing plate for receiving tea.

[0014] Furthermore, it further includes a feeding hopper, which is fixed on the weighing bracket. A feeding groove is arranged in the feeding hopper. The feeding groove includes a feeding inlet and a feeding outlet, and the feeding outlet is arranged above the vibrating long plate.

[0015] Furthermore, it further includes a lifting mechanism, which lifts the tea into the feeding groove.

[0016] Compared with the prior art, the beneficial effects of the present invention are: (1) When cake pressing is required, at this time, the opening and closing device closes the weighing outlet, and the tea is gradually conveyed into the weighing cavity. The weight sensor can detect the weight of the Pu-erh tea in the weighing cavity. When the required weight is reached, the conveyance of the tea into the weighing cavity is stopped. Then the opening and closing device opens the weighing outlet, and the tea in the weighing cavity enters the cake pressing structure for cake pressing, and a tea cake with the required weight can be obtained, and the weight is relatively easy to control; (2) The cake pressing rotating device drives the cake pressing turntable to rotate. First, the cake pressing plate is rotated to the lower part of the weighing outlet, and then the cake pressing plate after receiving the tea is moved to the lower part of the cake pressing board. Then the cake pressing cylinder drives the cake pressing board to press into the cake pressing plate, so as to press the tea in the cake pressing plate into a tea cake, which is very convenient; (3) The cake pressing plate output from the inlet and outlet will enter the cake pressing conveying groove, and then the cake pressing turntable rotates to convey the cake pressing plate from the channel inlet into the cake pressing channel, thus facilitating the conveyance of the cake pressing plate. (4) After the tea in the cake pressing plate is pressed into a cake, the cake pressing turntable rotates to turn the cake pressing plate out of the channel outlet. At this time, the lower side of the cake pressing plate will contact the conveyor belt on the plate outlet conveyor belt device, thereby conveying the cake pressing plate that has completed the cake pressing from the plate outlet inlet. (5) The vibrator can make the tea on the vibrating long plate vibrate, and the vibrating tea will gradually be output from the vibrating outlet and then enter the weighing inlet. Using vibration is also relatively easy to control the tea output volume. Description of the Drawings

[0017] Figure 1 It is a schematic structural diagram of the Pu-erh tea cake pressing device of the present invention; Figure 2 is Figure 1 the partial enlarged view of I in Figure 3 is Figure 2 the partial enlarged view of III in Figure 4 is Figure 1 the partial enlarged view of II in Figure 5 It is a schematic diagram of a part of the opening and closing device; Figure 6 It is a schematic diagram of another part of the opening and closing device.

[0018] In the figure: 1, weighing support; 2, weighing hopper; 3, weighing cavity; 4, weighing inlet; 5, weighing outlet; 6, weight sensor; 7, cake pressing support; 8, cake pressing turntable; 9, cake pressing conveying groove; 10, cake pressing outer ring; 11, cake pressing channel; 12, cake pressing cylinder; 13, cylinder support; 14, cake pressing plate; 15, inlet conveyor belt device; 16, inlet inlet; 17, inlet outlet; 18, channel inlet; 19, channel outlet; 20, outlet conveyor belt device; 21, outlet inlet; 22, outlet outlet; 23, first opening and closing plate; 24, first opening and closing side; 25, second opening and closing plate; 26, second opening and closing side; 27, first push rod; 28, second push rod; 29, push column; 30, opening and closing cylinder; 31, push block; 32, push arc groove; 33, vibrator; 34, vibrating long plate; 35, vibrating groove; 36, vibrating outlet; 37, feeding cross frame; 38, feeding vertical frame; 39, feeding blocking plate; 40, feeding cylinder; 41, collecting hopper; 43, feeding inclined plate; 44, collecting outlet; 45, feeding hopper; 46, feeding groove; 47, feeding inlet; 48, feeding outlet; 49, lifting mechanism; 50, cake pressing plate. Detailed Embodiments

[0019] Next, in combination with the accompanying drawings in the embodiments of the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0020] Please refer to Figures 1-6 , the present invention provides a technical solution for a Pu-erh tea pressing device.

[0021] A Pu-erh tea pressing device includes: A weighing bracket 1, A weighing device, the weighing device includes: A weighing hopper 2, a weighing cavity 3 is provided in the weighing hopper 2, the weighing cavity 3 penetrates through both ends of the weighing hopper 2, and the weighing cavity 3 includes a weighing inlet 4 and a weighing outlet 5; A weight sensor 6, the lower side of one end of the weight sensor 6 is fixedly connected to the weighing bracket 1, and the upper side of the other end is fixedly connected to the weighing hopper 2; An opening and closing device for opening or closing the weighing outlet 5; A pressing structure for pressing the tea leaves output from the weighing outlet 5 into cakes.

[0022] When pressing cakes is required, at this time the opening and closing device closes the weighing outlet 5, and the tea leaves are gradually conveyed into the weighing cavity 3. The weight sensor 6 can detect the weight of the Pu-erh tea leaves in the weighing cavity 3. When the required weight is reached, the conveyance of the tea leaves into the weighing cavity 3 is stopped. Then the opening and closing device opens the weighing outlet 5, and the tea leaves in the weighing cavity 3 enter the pressing structure for pressing cakes, and tea cakes with the required weight can be obtained, and the weight is relatively easy to control.

[0023] Two weight sensors 6 are provided, and the two weight sensors 6 are located on both sides of the weighing hopper 2, which can better support the weighing hopper 2.

[0024] As Figures 1-4 shown, the pressing structure includes: A pressing bracket 7; A pressing turntable 8, the pressing turntable 8 is rotatably connected to the pressing bracket 7, and a plurality of pressing conveying grooves 9 are provided on the outer wall of the pressing turntable 8; A pressing outer ring 10, the pressing outer ring 10 is fixedly connected to the pressing bracket 7, the pressing outer ring 10 is arranged outside the pressing turntable 8, a pressing channel 11 is formed between the pressing outer ring 10 and the pressing turntable 8, and a pressing plate 50 is installed between the pressing conveying grooves 9 and the inner wall of the pressing outer ring 10; The cake pressing cylinder 12 is fixed to the cake pressing support 7 through the cylinder support 13. The cake pressing cylinder 12 is located above the cake pressing turntable 8, and a cake pressing plate 14 is fixed to the air rod of the cake pressing cylinder 12; The cake pressing rotating device is used to drive the cake pressing turntable 8 to rotate, and move the cake pressing plates 50 one by one to the positions below the weighing outlet 5 and the cake pressing plate 14.

[0025] Place the cake pressing plate 50 between the inner walls of the cake pressing conveying groove 9 and the cake pressing outer ring 10. Then, the cake pressing rotating device drives the cake pressing turntable 8 to rotate. First, rotate the cake pressing plate 50 to the position below the weighing outlet 5, so that the weighed tea leaves can be received. Then, move the cake pressing plate 50 that has received the tea leaves to the position below the cake pressing plate 14. Next, the cake pressing cylinder 12 drives the cake pressing plate 14 to press into the cake pressing plate 50, thereby pressing the tea leaves in the cake pressing plate 50 into tea cakes, which is very convenient.

[0026] As Figure 1 and Figure 4 shown, the Pu-erh tea cake pressing device further includes a cake feeding conveyor belt device 15. The cake feeding conveyor belt device 15 includes a cake feeding inlet 16 and a cake feeding outlet 17. The cake pressing channel 11 includes a channel inlet 18 and a channel outlet 19. The cake feeding outlet 17 is arranged near the channel inlet 18.

[0027] The cake pressing plate 50 can be placed on the cake feeding conveyor belt device 15. The conveyor belt of the cake feeding conveyor belt device 15 conveys the cake pressing plate 50 from the cake feeding inlet 16 to the cake feeding outlet 17. Since the cake feeding outlet 17 is arranged near the channel inlet 18, the cake pressing plate 50 output from the cake feeding outlet 17 will enter the cake pressing conveying groove 9. Then, the cake pressing turntable 8 rotates to convey the cake pressing plate 50 from the channel inlet 18 into the cake pressing channel 11, thus facilitating the conveyance of the cake pressing plate 50.

[0028] As Figure 1 and Figure 4 shown, the Pu-erh tea cake pressing device further includes a cake discharging conveyor belt device 20. The cake discharging conveyor belt device 20 includes a cake discharging inlet 21 and a cake discharging outlet 22. The cake discharging inlet 21 is arranged near the channel outlet 19.

[0029] When the tea leaves in the cake pressing plate 50 are pressed into cakes, the cake pressing turntable 8 rotates to rotate the cake pressing plate 50 out of the channel outlet 19. At this time, the lower side of the cake pressing plate 50 will contact the conveyor belt on the cake discharging conveyor belt device 20, thereby conveying the cake pressing plate 50 that has completed the cake pressing from the cake discharging inlet 21.

[0030] Both the cake feeding conveyor belt device 15 and the cake discharging conveyor belt device 20 have the structure of existing conveyor belts.

[0031] The following is an implementation manner of the opening and closing device. As Figure 3 、 Figure 5 andFigure 6 As shown, the opening and closing device includes: A first opening and closing plate 23, with first opening and closing side edges 24 provided at both ends of the first opening and closing plate 23, and the first opening and closing side edges 24 are rotatably connected to the outer wall of the weighing hopper 2; A second opening and closing plate 25, the lower end of the weighing hopper 2 is shaped like a triangle, the second opening and closing plate 25 and the first opening and closing plate 23 are located on both sides of the weighing outlet 5, that is, on both sides of the triangle, and second opening and closing side edges 26 are provided at both ends of the second opening and closing plate 25, and the second opening and closing side edges 26 are rotatably connected to the outer wall of the weighing hopper 2. Figure 6 In [description], the first opening and closing plate 23 and the second opening and closing plate 25 are in the open state; A first push rod 27, one end of the first push rod 27 is rotatably connected to the first opening and closing side edge 24; A second push rod 28, one end of the second push rod 28 is fixedly connected to the second opening and closing plate 25, and a push column 29 is rotatably connected to the other end, and one end of the first push rod 27 away from the first opening and closing side edge 24 is rotatably connected to the push column 29; An opening and closing cylinder 30, the opening and closing cylinder 30 is fixed on the weighing support 1, a push block 31 is fixed on the air rod of the opening and closing cylinder 30, a push arc groove 32 is provided on the push block 31, and the outer wall of the push column 29 fits with the inner wall of the push arc groove 32, and the push column 29 can move within the push arc groove 32.

[0032] As Figure 5 and Figure 6 In [description], the opening and closing cylinder 30 is in the retracted state, the first opening and closing plate 23 and the second opening and closing plate 25 are in the open state, so that the tea leaves in the weighing hopper 2 can be discharged from the weighing outlet 5. When it is necessary to close the weighing outlet 5, the air rod of the opening and closing cylinder 30 extends, thereby pushing the push column 29 to move. At this time, both the first push rod 27 and the second push rod 28 rotate, thereby driving the first opening and closing plate 23 and the second opening and closing plate 25 to rotate, and closing the weighing outlet 5. Therefore, the opening and closing of the weighing outlet 5 can be realized by the telescopic movement of the air rod of the opening and closing cylinder 30.

[0033] The Pu-erh tea pressing cake device further includes a feeding device, the feeding device corresponds to the weighing device one by one, and the feeding device includes: A vibrator 33, the vibrator 33 is fixed on the weighing support 1; A vibrating long plate 34, the vibrating long plate 34 is fixed on the vibrator 33, a vibrating groove 35 is provided on the vibrating long plate 34, a vibrating outlet 36 is provided on the vibrating groove 35, and the vibrating outlet 36 is arranged above the weighing inlet 4.

[0034] Place the tea leaves on the vibrating long tray 34. The vibrator 33 can make the tea leaves on the vibrating long tray 34 vibrate. The vibrating tea leaves will gradually be output from the vibration outlet 36 and then enter the weighing inlet 4. Using vibration is also relatively easy to control the output volume of the tea leaves.

[0035] As Figure 3 shown, the feeding device further includes: A feeding cross-frame 37, which is fixed on the weighing support 1; A feeding vertical frame 38, which is fixed on the feeding cross-frame 37; A feeding baffle 39, the lower end of which is rotatably connected to the lower end of the feeding vertical frame 38. The feeding baffle 39 opens or closes the vibration outlet 36; A feeding cylinder 40, the housing of which is rotatably connected to the upper end of the feeding vertical frame 38, and the rod end of the feeding cylinder 40 is rotatably connected to the feeding baffle 39.

[0036] When the rod of the feeding cylinder 40 extends, it can drive the feeding baffle 39 to close the vibration outlet 36 (as Figure 3 shown in the state), thereby preventing the vibration outlet 36 from discharging materials continuously. When continuous discharging is required, the rod of the feeding cylinder 40 contracts, driving the feeding baffle 39 to rotate, so as to discharge from the vibration outlet 36.

[0037] The Pu-erh tea pressing device further includes a collecting hopper 41, which is fixed on the pressing support 7. A collecting groove is provided in the collecting hopper 41. The collecting groove includes a collecting inlet and a collecting outlet 44. There are two weighing devices, and the two weighing devices are arranged in parallel. The collecting inlet is arranged below the weighing outlets 5 of the two weighing devices, and the collecting outlet 44 is arranged above the pressing plate 50 that needs to receive the tea leaves.

[0038] By setting two weighing devices, the pressing efficiency can be increased. The collecting hopper 41 can receive the tea leaves discharged from the weighing devices and then transport the tea leaves into the pressing plate 50.

[0039] The Pu-erh tea pressing device further includes a feeding hopper 45, which is fixed on the weighing support 1. A feeding groove 46 is provided in the feeding hopper 45. The feeding groove 46 includes a feeding inlet 47 and a feeding outlet 48. The feeding outlet 48 is arranged above the vibrating long tray 34. It further includes a lifting mechanism 49, and the lifting mechanism 49 lifts the tea leaves into the feeding groove 46.

[0040] The lifting mechanism 49 can lift the tea leaves to the feeding groove 46, and then the tea leaves enter the vibrating long tray 34 from the feeding outlet 48 of the feeding groove 46. The lifting mechanism 49 is prior art.

[0041] Two feeding inclined plates 43 are fixed in the feeding tank 46. The two feeding inclined plates 43 are arranged in a triangular shape and bulge upward, and can respectively guide the input tea leaves into the two vibrating long trays 34.

[0042] The cake pressing rotating device is set as a rotating motor, and the rotating motor drives the cake pressing turntable 8 to rotate.

[0043] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A Pu'er tea cake pressing device, characterized in that: include: Weighing bracket, A weighing device, the weighing device comprising: A weighing bucket, wherein a weighing cavity is provided in the weighing bucket, the weighing cavity penetrates both ends of the weighing bucket, and the weighing cavity includes a weighing inlet and a weighing outlet; A weight sensor, wherein the lower side surface of one end of the weight sensor is fixedly connected to the weighing bracket, and the upper side surface of the other end of the weight sensor is fixedly connected to the weighing bucket; An opening and closing device, the opening and closing device is used to open or close the weighing outlet; A cake pressing structure presses the tea leaves output from the weighing outlet into cakes.

2. A Pu'er tea cake pressing device according to claim 1, characterized in that: The cake pressing structure comprises: Pancake press stand; A cake pressing turntable, the cake pressing turntable is rotatably connected to the cake pressing bracket, and a plurality of cake pressing conveying grooves are provided on the outer wall of the cake pressing turntable; A cake pressing outer ring, the cake pressing outer ring is fixedly connected to the cake pressing bracket, the cake pressing outer ring is arranged on the outer side of the cake pressing rotating disk, a cake pressing channel is formed between the cake pressing outer ring and the cake pressing rotating disk, and the cake pressing disk is installed between the cake pressing conveying groove and the inner wall of the cake pressing outer ring; A cake pressing cylinder, wherein the cake pressing cylinder is fixed on the cake pressing bracket through a cylinder bracket, the cake pressing cylinder is located above the cake pressing turntable, and a cake pressing plate is fixed on the gas rod of the cake pressing cylinder; The cake pressing rotating device is used to drive the cake pressing turntable to rotate and move the cake pressing discs one by one to the bottom of the weighing outlet and the cake pressing plate.

3. A Pu'er tea cake pressing device according to claim 2, characterized in that: It also includes a tray feed conveyor belt device, which includes a tray feed inlet and a tray feed outlet. The cake pressing channel includes a channel inlet and a channel outlet, and the tray feed outlet is arranged near the channel inlet.

4. A Pu'er tea cake pressing device according to claim 3, characterized in that: It also includes a tray-out conveyor belt device, which includes a tray-out inlet and a tray-out outlet, and the tray-out inlet is arranged near the channel outlet.

5. The Pu'er tea cake pressing device according to claim 1, characterized in that: The opening and closing device comprises: A first opening and closing plate, wherein both ends of the first opening and closing plate are provided with first opening and closing sides, and the first opening and closing sides are rotatably connected to the outer wall of the weighing bucket; A second opening and closing plate, wherein the second opening and closing plate and the first opening and closing plate are located on both sides of the weighing outlet, and both ends of the second opening and closing plate are provided with second opening and closing side edges, and the second opening and closing side edges are rotatably connected to the outer wall of the weighing bucket; A first push rod, one end of which is rotatably connected to the first opening and closing side; A second push rod, one end of which is fixedly connected to the second opening and closing plate, and the other end of which is rotatably connected to a push column, and one end of the first push rod away from the first opening and closing side is rotatably connected to the push column; An opening and closing cylinder is fixed on the weighing bracket, a push block is fixed on the gas rod of the opening and closing cylinder, a push arc groove is provided on the push block, and the outer wall of the push column is in contact with the inner wall of the push arc groove.

6. The Pu'er tea cake pressing device according to claim 1, characterized in that: It also includes a feeding device, which corresponds to the weighing device one by one, and the feeding device includes: a vibrator, the vibrator being fixed on the weighing bracket; A vibrating long plate is fixed on the vibrator, a vibrating groove is provided on the vibrating long plate, a vibrating outlet is provided on the vibrating groove, and the vibrating outlet is arranged above the weighing inlet.

7. A Pu'er tea cake pressing device according to claim 6, characterized in that: The feeding device also includes: A feeding cross frame, the feeding cross frame is fixed on the weighing bracket; A feed vertical frame, the feed vertical frame is fixed on the feed horizontal frame; A feed blocking plate, the lower end of which is rotatably connected to the lower end of the feed vertical frame, and the feed blocking plate opens or closes the vibration outlet; A feed cylinder, a shell of the feed cylinder is rotatably connected to the upper end of the feed vertical frame, and an end of the gas rod of the feed cylinder is rotatably connected to the feed blocking plate.

8. The Pu'er tea cake pressing device according to claim 7, characterized in that: It also includes a collecting bucket, which has a collecting trough inside, and the collecting trough includes a collecting inlet and a collecting outlet. Two weighing devices are provided, and the two weighing devices are arranged in parallel. The collecting inlet is arranged below the weighing outlets of the two weighing devices, and the collecting outlet is arranged above a cake pressing plate that needs to receive tea leaves.

9. The Pu'er tea cake pressing device according to claim 8, characterized in that: It also includes a feed hopper, which is fixed on the weighing bracket. A feed trough is arranged in the feed hopper. The feed trough includes a feed inlet and a feed outlet. The feed outlet is arranged above the vibrating long plate.

10. The Pu'er tea cake pressing device according to claim 9, characterized in that: It also includes a lifting mechanism, which lifts the tea leaves into the feeding chute.

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