CN212244153U - Extrusion device and forming and packaging equipment - Google Patents

Abstract

The utility model provides an extrusion device and a forming and packaging device. The extrusion device comprises a frame, a motor, a transmission assembly and two extrusion arms arranged on the frame; Place the material crucible in the extrusion gap, the input end of the transmission component is connected to the output end of the motor, and the output end of the transmission component is connected to the extrusion arm; the motor is used to drive the transmission component. When the material and the crucible need to be separated, first remove the material crucible Put it on the extrusion gap, start the motor, and the motor drives the transmission component to drive the relative movement of the two extrusion arms, and squeeze the material crucible located in the extrusion gap to realize the separation of the material and the crucible. The utility model adopts The motor drives the extruding arms to move relative or opposite. Compared with the hydraulic cylinder as the power output device in the related art, the cleanliness of the working environment can be improved, and the contamination of materials by the hydraulic oil can also be avoided.

Description

Extrusion device and forming and packaging equipment

technical field

The utility model relates to the technical field of material processing, in particular to an extrusion device and a forming and packaging device.

Background technique

Concentrated crystallization is a conventional technique for precipitating solid products from liquids, and is widely used in the pharmaceutical, biological and nuclear industries. The heat causes the solvent to volatilize or evaporate, and the material changes from an unsaturated state to a saturated state. Continue to reduce the solvent, and the excess material will be precipitated. In order to realize the collection of materials, an extrusion device is usually required to separate the materials from the crucible.

In the related art, the pressing device includes a base and a pressing mechanism arranged in the base, wherein the pressing mechanism includes a first pressing arm, a second pressing arm and a hydraulic cylinder, and the first pressing arm is fixed on the base, The second extrusion arm is rotatably connected to the base, and the output end of the hydraulic cylinder is connected with the second extrusion arm. When it is necessary to separate the material and the crucible, first place the crucible on the base, and make the crucible between the first extrusion arm and the second extrusion arm, start the hydraulic cylinder, and drive the second extrusion arm toward or away from the first extrusion arm through the hydraulic cylinder. A squeezing arm moves to squeeze the crucible repeatedly to complete the separation of the material and the crucible.

However, using the hydraulic cylinder as the power output component may cause the leakage of hydraulic oil and pollute the working environment.

Utility model content

The embodiments of the present utility model provide an extrusion device and a forming and packaging device, so as to solve the problem of hydraulic oil leakage and polluting the working environment in the prior art when a hydraulic cylinder is used as a power output component.

In order to achieve the above-mentioned purpose, the embodiment of the present invention adopts the following technical solutions:

One aspect of the embodiments of the present invention provides a pressing device, which includes a frame, a motor, a transmission assembly and two pressing arms arranged on the frame.

The input end of the transmission assembly is connected with the output end of the motor, and the output end of the transmission assembly is connected with the extrusion arm.

There is an extrusion gap for placing the material crucible between the two extrusion arms.

The motor is used to drive the transmission assembly, so as to drive the two extrusion arms to move relative to each other, and to extrude the material crucible located in the extrusion gap.

In the above-mentioned pressing device, wherein the frame is provided with a hinge shaft, and the pressing arm is hinged on the hinge shaft.

The transmission assembly includes a drive shaft, and the drive shaft is provided with two thread segments spaced along the axis direction of the drive shaft, the two thread segments have opposite directions of rotation, and each thread segment is threadedly connected There is a threaded block, and the threaded block is provided with a connecting part.

The pressing arm is provided with an accommodating groove, and the connecting part is slidably connected in the accommodating groove; the two pressing arms of the drive shaft move relative to each other, and squeeze the one located in the pressing gap. Material Crucible.

The pressing device as described above, wherein a first pressing block and a second pressing block spaced along the extending direction of the pressing arm are provided on the inner surface of one pressing arm facing the other pressing arm piece.

The first pressing block is located on the side of the second pressing block facing away from the hinge shaft.

The size of the first pressing block protruding from the inner surface is larger than the size of the second pressing block protruding from the inner surface.

In the above-mentioned pressing device, the inner surface of the pressing arm is provided with two sliding grooves extending along a first direction, and the first direction and the axial direction of the hinge shaft have an included angle.

The first pressing block is provided with a first sliding part which is slidably arranged in one of the sliding grooves along the first direction.

The second pressing block is provided with a second sliding part which is slidably arranged in the other sliding groove along the first direction.

The embodiment of the present invention also provides a forming and packaging equipment, which includes the above-mentioned extrusion device, a hopper and a crushing assembly.

The hopper is arranged on the frame, and is located on the side of the extrusion gap away from the drive shaft, and is used for receiving separated materials.

The crushing assembly includes a first-stage crusher including a first casing, a first crushing blade disposed in the first casing, and a first driver for driving the first crushing blade.

The first casing has a first inlet and a first outlet, and the first inlet is connected with the outlet of the hopper.

The above-mentioned forming and packaging equipment, wherein the crushing assembly further comprises a second-stage crusher, and a material conveying device for connecting the first-stage crusher and the second-stage crusher.

The material conveying device includes a cylinder body, a fan, an air inlet pipe and a feed pipe arranged on the cylinder body, the feed pipe is connected with the first outlet, the air inlet pipe is connected with the fan, and the fan It is used to extract the gas in the cylinder to generate negative pressure in the cylinder to transport the material from the first-stage crusher to the second-stage crusher.

The second-stage crusher includes a second casing, a second crushing blade disposed in the second casing, and a second driver for driving the second crushing blade; the second casing has a second inlet and A second outlet, the second inlet is connected with the first outlet; the second outlet is used for connecting with a material box, and the material box is used for collecting materials falling through the second outlet.

The above-mentioned forming and packaging equipment, wherein a feeding device is further provided on the frame; the feeding device comprises a conveyor belt and a feeding tray arranged on the conveyor belt, and a first feeding tray is provided on the feeding tray A limit stop, a second limit stop is arranged on the receiving hopper, and the second limit stop is used to block the first limit stop, so that the feeding tray is parked to the receiving on the hopper.

The above-mentioned forming and packaging equipment, wherein the forming and packaging equipment further comprises a glove box, the glove box comprises a box body and an inert gas circulation component arranged on the box body, and a plurality of human hands are arranged on the box body Operation hole.

The box body includes a relatively independent first compartment, a second compartment and a third compartment, and the third compartment has a first carrying platform and a packaging device.

A weighing device and a screening device are arranged on the first bearing platform; the screening device is used for screening the material; the weighing device is used for weighing the screened material.

The packaging device includes a feeding tube and a packaging bottle, the first bearing platform is provided with a first through hole, the feeding tube is set in the first through hole, and the first end of the feeding tube is connected to the first through hole. The second ends are respectively located on both sides of the first bearing platform.

The packaging bottle communicates with the second end for receiving the screened material.

The above-mentioned forming and packaging equipment, wherein a second bearing platform is arranged in the first compartment, and the pressing device is located above the second bearing platform.

The feed pipe is provided with a first valve, and the first valve is provided with a first dust suction pipe, and the first dust suction pipe is located on the second carrying platform, and is used to sprinkle the dust on the second dust collector. The material on the carrying table is recycled into the feeding pipeline.

The cylinder body is provided with a second valve, and the second valve is provided with a second dust suction pipe, and the second dust suction pipe is used to recover the materials scattered on the first carrying platform to the inside the barrel.

In the above-mentioned forming and packaging equipment, a connecting device is provided on both the end of the second outlet facing away from the material conveying device and the end of the feeding pipe close to the packaging bottle.

The connecting device includes a first mounting plate and a second mounting plate arranged at intervals, and a corrugated telescopic tube connected between the first mounting plate and the second mounting plate.

A first air cylinder and a second air cylinder are arranged between the first installation plate and the second installation plate, and the first air cylinder and the second air cylinder are used to drive the second installation plate to expand and contract along the corrugations Axial movement of the tube to achieve elongation or shortening of the corrugated telescopic tube.

The embodiment of the present utility model provides an extrusion device and forming and packaging equipment. The extrusion device includes a frame, a motor, a transmission assembly and two extrusion arms arranged on the frame; There is an extrusion gap for placing the material crucible, the input end of the transmission component is connected with the output end of the motor, and the output end of the transmission component is connected with the extrusion arm; the motor is used to drive the A transmission assembly is used to drive the two extrusion arms to move relative to each other, and to extrude the material crucible located in the extrusion gap. When it is necessary to separate the material from the crucible, first place the material crucible on the extrusion gap, start the motor, and the motor drives the transmission assembly to drive the two extrusion arms to move relative to each other to extrude the material crucible located in the extrusion gap. In order to realize the separation of the material and the crucible, the embodiment of the present invention adopts the motor to drive the extrusion arms to move relative or opposite to each other. Compared with the related art, the hydraulic cylinder is used as the power output device, which improves the cleanliness of the working environment and also improves the cleanliness of the working environment. Hydraulic oil contamination can be avoided.

In addition to the technical problems solved by the embodiments of the present invention described above, the technical features constituting the technical solutions, and the beneficial effects brought about by the technical features of these technical solutions, the extrusion device and the forming packaging provided by the embodiments of the present invention Other technical problems that can be solved by the device, other technical features included in the technical solution, and the beneficial effects brought about by these technical features will be described in further detail in the specific embodiments.

Description of drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the disclosure and together with the description serve to explain the principles of the disclosure.

1 is a perspective view of a pressing device provided by an embodiment of the present invention;

Fig. 2 is the front view of the extrusion device provided by the embodiment of the present invention;

Fig. 3 is the enlarged schematic diagram of A area in Fig. 2;

4 is a perspective view of a hopper and a feeding device provided by an embodiment of the present invention;

Fig. 5 is the front view of the hopper and the feeding device provided by the embodiment of the present invention;

6 is a perspective view 1 of the forming and packaging equipment provided by the embodiment of the present invention;

7 is a front view one of the forming and packaging equipment provided by the embodiment of the present invention;

8 is a perspective view two of the forming and packaging equipment provided by the embodiment of the present invention;

9 is a front view two of the forming and packaging equipment provided by the embodiment of the present invention;

10 is a rear view of the forming and packaging equipment provided by the embodiment of the present invention;

FIG. 11 is a perspective view of a connection device provided by an embodiment of the present invention.

Description of reference numbers:

10: rack; 101: first support column; 102: second support column; 103: third support column; 104: fourth support column; 105: first connection column; 106: second connection column; Three connecting columns; 108: Fourth connecting column; 109: Second support plate; 20: Motor; 201: Connecting plate; 202: Fixing column; 30: Transmission assembly; 301: Drive shaft; block; 304: connecting part; 305: bearing seat; 40: extruding arm; 401: first extruding block; 4011: first segment; 4012: second segment; 402: second extruding block; 403: receiving groove ;404: Chute; 405: Extrusion gap; 406: Hinged plate; 50: Material crucible; 60: Hinged shaft; 70: Detection device; 701: First limit switch; 702: Second limit switch; 703: The third limit switch; 704: the fourth limit switch; 80: the hopper; 801: the first hopper; 802: the second hopper; 803: the insert plate; ; 807: Turning handle; 808: Arc-shaped holding block; 809: Cylinder; 90: First-stage crusher; 100: Second-stage crusher; 110: Material conveying device; 1101: Cylinder body; 1102: Fan; 1103 : air inlet pipe; 1104: feed pipe; 1105: first valve; 1106: second valve; 120: feeding device; 1201: conveyor belt; 1202: feeding tray; 1203: first limit stop; 1204: 130: material box; 140: glove box; 1401: inert gas circulation assembly; 1402: manual operation hole; 1403: first bearing platform; 1404: second bearing platform; 150: packaging device; 1501 : feeding tube; 1502: packaging bottle; 160: weighing device; 170: screening device; 180: connecting device; 1801: first mounting plate; 1802: second mounting plate; 1805: Second cylinder; 1806: First connecting plate; 1807: Second connecting plate; 1808: Third connecting plate; 1809: Connecting pipe; 190: Iron remover; 200: Sampling valve; 210: Lifting device.

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described above are a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention. Accordingly, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the invention as claimed, but merely to represent selected embodiments of the invention.

The embodiments of the present invention and the features of the embodiments may be combined with each other without conflict. The present utility model will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

In order to realize the separation between the material after crystallization and the crucible, it is usually necessary to use an extrusion device to separate the material from the crucible. In the related art, the pressing device includes a base and a pressing mechanism disposed in the base, wherein the pressing mechanism includes a first pressing arm, a second pressing arm and a hydraulic cylinder, the first pressing arm is fixed on the base, and the first pressing arm is fixed on the base. The two extruding arms are rotatably connected to the base, and the output end of the hydraulic cylinder is connected with the second extruding arm.

When it is necessary to separate the material and the crucible, first place the crucible on the base, and make the crucible between the first extrusion arm and the second extrusion arm, start the hydraulic cylinder, and drive the second extrusion arm toward or away from the first extrusion arm through the hydraulic cylinder. A squeezing arm moves to squeeze the crucible repeatedly to complete the separation of the material and the crucible. However, the above-mentioned extrusion device uses a hydraulic cylinder as a power output component, which may cause leakage of hydraulic oil, and accordingly, will pollute the working environment and affect the cleanliness of materials.

In order to solve the above technical problems, the embodiment of the present invention provides a pressing device, which uses a motor as a power output component, and drives two pressing arms to move relative to each other through a transmission assembly, thereby improving the cleanliness of the working environment.

Referring to FIGS. 1 to 11 , an embodiment of the present invention provides a pressing device, including a frame 10 , a motor 20 , a transmission assembly 30 and two pressing arms 40 arranged on the frame 10 ; two There is an extrusion gap 405 between the extrusion arms 40 for placing the material crucible 50; the input end of the transmission assembly 30 is connected with the output end of the motor 20, and the output end of the transmission assembly 30 is connected with the extrusion arm 40; the motor 20 uses It is used to drive the transmission assembly 30 to drive the two extrusion arms 40 to move relative to each other, and to extrude the material crucible 50 located in the extrusion gap 405 .

Specifically, the extruding device can be applied to the crucible for extruding materials, and it can include a frame 10, the frame 10 is used as a supporting part of the motor 20, the transmission assembly 30 and the extrusion arm 40, and the frame can be a rectangular frame, which can include The first support column 101 , the second support column 102 , the third support column 103 and the fourth support column 104 are spaced clockwise, wherein a first support column 101 and the second support column 102 may be provided with a first support column. The connecting column 105, a second connecting column 106 is arranged between the second supporting column 102 and the third supporting column 103, a third connecting column 107 is arranged between the third supporting column 103 and the fourth supporting column 104, and the fourth supporting column A fourth connecting column 108 is provided between 104 and the first supporting column 101 .

In order to improve the structural strength of the rack 10, a first support plate can be provided between the first support column 101 and the second support column 102, and a second support plate is provided between the third support column 103 and the fourth support column 104. At the same time, the first support plate and the second support plate 109 can also serve as the installation carrier of the transmission assembly 30 .

Please refer to FIG. 1 , wherein the motor 20 can be fixed on the frame 10 , and can also be fixed on the first support column and the second support column through the connecting plate 201 . A plurality of fixing posts 202 for supporting the connecting plate 201 are provided on the surface, and the plurality of fixing posts may be distributed along the edge of the connecting plate at intervals.

The output end of the motor 20 can be connected to the transmission assembly 30 for driving the transmission assembly 30 to move, wherein, the form of the transmission assembly 30 can be selected in various ways, for example: when the motor 20 is a linear motor, the transmission assembly 30 can drive the shaft, The output end of the transmission shaft can be connected with one of the extrusion arms, and the other extrusion arm can be fixed on the second support column. When the motor is running, it can drive the transmission shaft to move along the axis of the transmission shaft, so that one of the The extrusion arm moves toward the other extrusion arm to squeeze the material crucible located in the extrusion gap.

For another example, the transmission assembly 30 may further include a screw rod, wherein the screw rod has a first thread portion and a second thread portion, the rotation directions of the first thread portion and the second thread portion are opposite, and one of the extrusion arms is screwed on the first thread portion and the second thread portion. On the threaded part, another extrusion arm is screwed on the second threaded part. When the motor rotates forward, the two extrusion arms move relative to each other to squeeze the material crucible located in the extrusion gap until the material crucible is deformed to a certain extent. At this time, the motor can be controlled to reverse, and the two extruding arms move opposite to each other along the axis of the screw, so that the two extruding arms are separated by a predetermined distance. At this time, the staff can rotate the material crucible, so that the material crucible is not The extruded part is in contact with the opposite sides of the two extruding arms, and then the motor is controlled to rotate forward, and the two extruding arms move relative to each other again to extrude the material crucible, and repeat the extruding and rotating operations until the material and until complete separation of the crucible.

There is an extrusion gap 405 between the two extrusion arms 40, and the extrusion gap 405 is used to place the material crucible 50. As for the size of the extrusion gap 405, this embodiment does not specifically limit it, as long as the extrusion gap 405 can It is enough to accommodate the material crucible 50 . Wherein, the pressing arm 40 may be a pressing plate, and the pressing plate may be a regular rectangle or an irregular shape. In addition, in order to improve the pressing force of the pressing arms 40 , pressing blocks may be provided on the two opposite sides of the two pressing arms 40 .

In order to ensure the stability of the material crucible 50 during the extrusion process, a support seat can be provided on the frame, and the support seat is located just below the extrusion gap, and can be used to carry the material crucible 50 .

When in use, first place the material crucible 50 in the extrusion gap 405, start the motor 20, drive the drive assembly 30 to move through the motor 20, and then drive the two extrusion arms 40 to move relative to each other or to move opposite to each other, so as to achieve repeated extrusion at the The material crucible 50 in the gap 405 is squeezed to complete the separation of the material and the crucible.

The embodiment of the present invention provides a pressing device, including a frame 10, a motor 20 disposed on the frame 10, a transmission assembly 30 and two pressing arms 40; there is a space between the two pressing arms 40 for placing materials In the extrusion gap 405 of the crucible 50, the input end of the transmission assembly 30 is connected with the output end of the motor 20, and the output end of the transmission assembly 30 is connected with the extrusion arm 40; when the material and the crucible need to be separated, the motor 20 can drive the transmission assembly 30 move to drive the two extrusion arms 40 to move relative to each other, and squeeze the material crucible 50 located in the extrusion gap 405 to realize the separation of the material and the crucible. Relative or opposite movement, compared with the hydraulic cylinder as the power output device in the related art, the cleanliness of the working environment can be improved, and the contamination of the hydraulic oil can also be avoided.

As a feasible specific embodiment, the frame 10 is provided with a hinge shaft 60, and the extrusion arm 40 is hinged on the hinge shaft 60; the transmission assembly 30 includes a drive shaft 301, and the drive shaft 301 is provided with spaced distances along the axis of the drive shaft. The two thread segments 302 are provided, and the two thread segments 302 have opposite directions of rotation, each thread segment is screwed with a thread block 303, and each thread block 303 is provided with a connecting portion 304; the extrusion arm 40 is provided with a In the accommodating groove 403 , the connecting portion 304 is slidably connected in the accommodating groove 403 ; the drive shaft 301 is used to drive the two extrusion arms 40 to move relative to each other, and squeeze the material crucible 50 located in the extrusion gap 405 .

Please refer to FIG. 2 and FIG. 3 , the pressing arm 40 can be directly arranged on the transmission assembly 30 , or one end of the two pressing arms 40 can be connected to the frame 10 , which can increase the speed of the pressing arm 40 during the transmission process. For stability, for example, the frame 10 is provided with a hinge shaft 60 , the hinge shaft 60 can be arranged between the second connecting column 106 and the fourth connecting column 108 , and one end of the two extrusion arms 40 can be hinged on the hinge shaft 60 , there may also be other hinge methods, for example, taking a squeeze arm 40 as an example, one end of the squeeze arm can be provided with two hinge plates 406 arranged at intervals, the end of the hinge plate 406 facing away from the squeeze arm 40 and the hinge shaft 60 Hinged, which can increase the stability between the extrusion arm 40 and the hinge shaft 60 through the arrangement of two hinge points. In addition, a plurality of reinforcement columns may also be arranged between the two hinge plates 406 to enhance the connection strength between the two hinge plates 406 . Furthermore, in order to facilitate the rotation of the pressing arm 40 , a bearing may be provided between the pressing arm 40 and the hinge shaft 60 .

The transmission assembly 30 may include a drive shaft 301, the input end of the drive shaft 301 is connected to the motor 20, the drive shaft 301 is provided with two thread segments 302 spaced along the axis of the drive shaft, and each thread segment 302 is provided with A threaded block 303, in order to realize that the two threaded blocks 303 are driven by the same motor, can achieve relative and opposite movement, the rotation direction of the two threaded segments 302 is set to be reversed, so that when the motor 20 rotates forward, The two threaded blocks move relative to each other, and when the motor 20 is reversed, the two threaded blocks move opposite to each other.

Each threaded block 303 is provided with a connecting portion 304, and the connecting portion 304 realizes the connection between the threaded block 303 and the pressing arm 40, and is used to drive the pressing arm to move, wherein the connecting portion 304 can be a cylindrical connecting shaft, One end of the connecting shaft facing away from the threaded block is connected with the extrusion arm.

In order to realize the connection between the connecting part 304 and the pressing arm 40, the pressing arm 40 is provided with an accommodating groove 403, and the accommodating groove 403 is used for accommodating the connecting part, wherein the accommodating groove 403 may be a groove directly opened on the pressing arm, It can also be a accommodating space enclosed by a plurality of plates, that is, a first plate body, a second plate body and a third plate body connected in sequence are arranged on the extrusion arm, wherein the first plate body and the third plate body are The body is fixedly connected to the extrusion arm to enclose a receiving groove 403 .

The connecting part 304 is slidably connected in the accommodating groove 403. When the motor works, it drives the two threaded blocks 303 to perform screw transmission, and uses the connecting part 304 to apply a force to the extrusion arm 40, so that the connecting part 304 drives the extrusion arm 40 to face each other. Swing on the hinge shaft 60 to realize the relative movement of the two extrusion arms 40 and squeeze the crucible material 50 located in the extrusion gap 405 .

A bearing seat 305 is provided on both the first support plate and the second support plate 109 , and the drive shaft 301 is rotatably connected in the bearing seat 305 to ensure the running stability of the drive shaft. Between the first support plate and the second support plate 109 can also be provided with a slide rail extending along the axis of the drive shaft, the two threaded blocks 303 are slidably connected to the slide rail, and the slide rail can provide a support force for the threaded block 303, Avoiding that the threaded block 303 is supported only by the drive shaft increases the stability of the entire extrusion device.

As an optional embodiment of the extrusion arms 40 , a first extrusion block 401 and a first extrusion block 401 and a first extrusion block 401 and a second extrusion block 401 and a second extrusion block 401 are arranged on the inner surface of one extrusion arm 40 facing the other extrusion arm 40 , which are spaced along the extension direction of the extrusion arms. Two extruding blocks 402; the first extruding block 401 is located on the side of the second extruding block 402 away from the hinge shaft 60; the size of the first extruding block 401 protruding from the inner surface is larger than that protruding from the second extruding block 402 Dimensions of the inner surface.

The end faces of the first extrusion block 401 and the second extrusion block 402 facing away from the extrusion arm 40 are used to contact the material crucible 50 to realize the extrusion of the material crucible 50 . The surface is provided with a first extrusion block 401 and a second extrusion block 402. The first extrusion block 401 and the second extrusion block 402 can be connected to the extrusion arm 40 by clamping or bolting. The embodiments are not specifically limited here.

In addition, the first extruding block 401 may be located on the side of the second extruding block 402 away from the hinge shaft 60, and the shapes of the first extruding block and the second extruding block may be rectangular blocks or circular blocks, and may also be different. regular shape.

The size of the first extrusion block 401 protruding from the inner surface is larger than the size of the second extrusion block 402 protruding from the inner surface, that is, the distance between the end surface of the first extrusion block 401 facing away from the extrusion arm 40 and the extrusion arm is greater than The distance between the end face of the second extrusion block 402 facing away from the extrusion arm 40 and the extrusion arm 40, so that during the extrusion process, the first extrusion block 401 preferentially contacts the material crucible and pre-extrudes the material crucible 50 so that Some materials are preferentially separated from the material crucible. When the material in the lower layer of the material crucible is detached, the first extruding block 401 can be taken out, and then the upper layer of the material crucible 50 can be extruded by the second extruding block 402 to facilitate the rapid separation of the material and the crucible.

As a way of connecting the first extrusion block and the second extrusion block with the extrusion arm, the inner surface of the extrusion arm 40 is provided with two sliding grooves 404 extending along the first direction, the first direction is connected to the hinge shaft 60 There is an included angle in the direction of the axis; the first extrusion block 401 is provided with a first sliding part slidably arranged in one of the sliding grooves 404 along the first direction; the second extrusion block 402 is provided with a sliding part along the first direction The second sliding part in the other sliding slot 404 .

In this embodiment, the plane formed by the first direction and the axis of the hinge shaft is perpendicular to the horizontal plane.

Taking the first extrusion block 401 as an example, the structure of the first extrusion block 401 will be described. The first extrusion block 401 may include a first segment 4011 and a second segment 4012 connected to the first segment 4011. The first segment The projected area of 4011 on the inner surface of the extrusion arm is larger than the projected area of the second segment 4012 on the inner surface of the extrusion arm, that is, the shape of the first extrusion block 401 is a convex shape. The first sliding portion may be the second segment 4012 , and the shape of the chute 404 is consistent with the shape of the second segment 4012 , so that the second segment 4012 can slide in the chute 404 . The arrangement of the chute 404 in this embodiment not only facilitates the disassembly of the first extruding block 401, but also facilitates adjusting the depth of the first extruding block 401 inserted into the chute, so that the end face of the first extruding block 401 can always be In contact with the surface of the material crucible 50 .

The shape and function of the second extruding block 402 are the same as those of the first extruding block 401 , which will not be repeated in this embodiment.

Taking the orientation shown in FIG. 3 as an example, a detection device 70 may also be provided on the frame 10 , and the detection device 70 includes a first limit switch 701 , a second limit switch 702 , a third limit switch 703 and a fourth limit switch The switch 704, the first limit switch 701 is arranged on the left side of one of the extrusion arms for detecting the displacement of the extrusion arm moving to the left, the second limit switch 702 is arranged on the right side of one of the extrusion arms, Used to detect the displacement of the squeeze arm moving to the right. The third limit switch 703 is arranged on the left side of the other squeeze arm for detecting the displacement of the squeeze arm moving to the left, and the fourth limit switch 704 is arranged on the right side of the other squeeze arm for detecting the leftward displacement of the squeeze arm The displacement of the extruding arm moving to the right can improve the movement accuracy of the extruding device and facilitate the control of the forward and reverse rotation times of the motor.

The embodiment of the present invention also provides forming and packaging equipment, including the extrusion device, the hopper 80 and the crushing assembly as described above.

Please refer to FIG. 4 and FIG. 5 , specifically, the hopper 80 can be used to receive the separated materials, and can also support the material crucible 50 , wherein the hopper 80 can be fixed on the frame and located in the extrusion gap 405 directly below. In addition, the hopper 80 may include a first hopper 801 and a second hopper 802 connected to the first hopper. The first hopper 801 is an inverted conical cylinder with upper and lower openings, and the second hopper 802 has a cylindrical cylinder with upper and lower openings. And the second hopper 802 is provided with a pull-out opening, and a pull-out insert 803 is arranged in the pull-out opening. One end of the mouth protrudes from the outer surface of the second hopper 802. When the material crucible needs to be squeezed, push the insert plate 803 through the pull-out opening, and make the insert plate 803 abut against the inner surface of the second hopper 802, blocking the The outlet of the second hopper 802 starts the extrusion device. After the material crucible is squeezed, it is convenient to manually select the unqualified materials. After the selection is completed, the moving plate 803 opens the outlet of the second hopper, so that the material passes through The outlet of the second hopper enters the first-stage crusher for first crushing.

Furthermore, the upper edge of the first hopper 801 protrudes outward to form a disk 804, and a support member is provided on the disk 804. The support member includes a hollow support ring 805 and a grid-shaped support plate 806 arranged in the support ring. The support plate 806 is used to support the material crucible 50 .

An annular groove can be set on the disc 804, and the support ring 805 is slidably connected to the annular groove near the end of the disc; when the material crucible needs to be rotated, the support ring 805 can be rotated to make the support ring rotate along the annular groove, And then realize the rotation of the material crucible. In order to facilitate the rotation of the support ring, a rotating handle 807 may be provided on the support ring.

In order to further ensure the stability of the material crucible, a gripping mechanism can be provided on the disc 804. The gripping mechanism includes an arc-shaped gripping block 808 and a cylinder 809 for driving the arc-shaped gripping block to move. The inner surface of the tight block 808 is in contact with the outer surface of the material crucible 50 . In addition, the number of the gripping mechanisms may be multiple, and the multiple gripping mechanisms are distributed along the circumferential direction of the disk 804 at intervals.

Continuing to refer to FIG. 4 , further, the rack 10 is further provided with a feeding device 120 ; the feeding device 120 includes a conveyor belt 1201 and a feeding tray 1202 arranged on the conveyor belt, and a first limit stop is set on the feeding tray 1202 1203 , the hopper 80 is provided with a second limit block 1204 , and the second limit block 1204 is used to block the first limit baffle 1201 so that the feeding tray 1202 is parked on the hopper 80 .

In this embodiment, in order to facilitate the feeding of the material crucible 50, a feeding device 120 is provided on the frame 10. The feeding device 120 may include a conveyor belt 1201, and the conveyor belt 1201, as a power mechanism, may be a conventional belt drive Mechanism, the feeding tray 1202 is located on the conveyor belt, when the conveyor belt 1201 works, it drives the material crucible 50 to move, which improves the feeding speed of the material crucible.

Limit blocks are also provided in this embodiment, wherein a first limit block 1203 is set on the feeding tray 1202, and a second limit block 1204 is set on the hopper 80. When the feeding tray 1202 moves to the correct position of the hopper When the second limit baffle 1204 is in contact with the first limit baffle 1203, it can send a signal to the control mechanism of the conveyor belt, so that the control mechanism controls the conveyor belt to stop moving, which improves the feeding accuracy of the feeding device 120. .

Please refer to FIG. 6 , the crushing component is used for crushing the material. The crushing component includes a first-stage crusher 90, which is connected to the discharge port of the hopper 80. The first-stage crusher 90 may include A first casing, a first crushing blade disposed in the first casing, and a first driver for driving the first crushing blade.

The first shell has a first inlet and a first outlet. The first inlet is connected to the discharge port of the hopper 80 for receiving materials. The first shell can be a cylindrical shell, and the first shell has a accommodating cavity. The first crushing knife is arranged in the accommodating cavity, and the first driver can be arranged on the frame 10. The output shaft of the first driver is connected with the first crushing blade, and is used to drive the first crushing blade to rotate, so as to be crushed and fall into the first shell. material in the body. The first crushing blade may include a first connecting shaft and a first helical blade disposed on the first connecting shaft. The first driver can be a variable frequency motor, and the frequency of the first driver can be adjusted according to the actual situation to expand the application range.

When in use, the plug plate 803 is used to block the outlet of the second hopper 802, the material crucible is fixed on the grid-shaped support plate 806, and the material crucible 50 is located in the extrusion gap 405, and the extrusion device is started, and the material crucible is processed. Squeeze, so that the material enters the receiving hopper 80 through the grid of the support plate 806. After the extrusion process is completed, pull the inserting plate 803 to open the outlet of the second hopper 802, so that the material enters the first-stage crusher 90, The first driver drives the first crushing knife to rotate to crush the material.

Referring to FIGS. 6 and 7 , the crushing assembly further includes a second-stage crusher 100 and a material conveying device 110 for connecting the first-stage crusher 90 and the second-stage crusher 100 .

The material conveying device 110 is used for conveying the material after being crushed by the first-stage crusher 90 to the second-stage crusher 100 for second crushing, wherein the material conveying device 110 includes a cylinder 1101, a fan 1012, and a Air inlet duct 1103 and feed duct 1104 on 1011, the feed duct 1104 is connected to the first outlet, and the air inlet duct 1103 is connected to the fan 1102, the fan 1102 is used to extract the gas in the cylinder 1101, so that the air in the cylinder 1101 is generated Negative pressure to transport materials from the first-stage crusher 90 to the second-stage crusher 100 .

In this embodiment, the gas in the cylinder body 1101 extracted by the fan 1102 is used to make the cylinder body 1101 in a negative pressure state, so that the material enters the second-stage crusher 100 through the feeding pipeline 1104, and the material is transported by air pressure, which is different from the traditional Compared with the method of pouring the material from the first outlet of the first shell and then putting it into the second-stage crusher, it can improve the transmission efficiency of the material, and can also prevent external impurities from entering the material. In addition, the material conveying device 110 can be arranged on the rack 10 or a support frame located on one side of the rack, so that the size of the rack can be avoided, which is inconvenient for production.

The second-stage crusher 100 includes a second casing, a second crushing blade disposed in the second casing, and a second driver for driving the second crushing blade; the second casing has a second inlet and a second outlet, and the first The second inlet is connected with the first outlet; the second outlet is used for connecting with the material box 130, and the material box 130 is used for collecting the material falling through the second outlet.

The second casing can be a cylindrical casing, and the second casing has an accommodating cavity, the second crushing knife is arranged in the accommodating cavity, the second driver can be arranged on a frame or a support frame, and the output shaft of the second driver is connected to the second The crushing knives are connected to drive the second crushing knives to rotate so as to crush the materials falling into the second shell. The second crushing blade may include a second connecting shaft and a second helical blade disposed on the second connecting shaft.

The second driver can be a variable frequency motor, and the frequency of the second driver can be adjusted according to the actual situation to expand the application range.

The material box 130 is used to collect the materials falling through the second outlet. The material box 130 can be in a regular shape such as a circle or a square, or can be in other irregular shapes. For example, the material box can be a square box, and the square box is also provided with There is a handle, and the setting of the handle can facilitate the picking and placing of the material box, which increases the convenience.

When in use, when the material is crushed in the first-stage crusher 90, the fan 1102 is started, so that negative pressure is formed in the cylinder 1101, and the change of air pressure is used to transport the material from the first-stage crusher 90 to the second-stage In the crusher 100, after the conveying process is completed, the second driver is activated, so that the second driver drives the second crushing knife to rotate, so as to perform the second crushing of the materials located in the second shell. Finally, the crushed materials are collected by the material box 130. 's material.

The forming and packaging equipment provided in this embodiment further includes an iron remover 190 and a sampling valve 200 . Among them, the iron remover 190 is used to remove the iron filings carried in the pulverized material, wherein the iron remover 190 can be fixedly connected to the second outlet, and the iron remover 190 includes an iron removal shell and a plurality of magnetic rods. It has a third inlet and a third outlet. The third inlet is communicated with the second inlet and is used for receiving crushed materials. The third outlet is convenient for the iron-removed materials to enter the next process.

A plurality of magnetic rods are arranged in the iron removal shell at intervals; the iron filings are adsorbed on the magnetic rods by the magnetic force of the magnetic rods, and the material enters the third outlet through the gap between the adjacent magnetic rods. As for the number of magnetic rods As well as the size of the gap between adjacent magnetic rods, this embodiment does not specifically limit it, as long as it can meet the requirements in the actual production process.

In order to facilitate the material to smoothly enter the material box from the third opening, the third outlet is connected with a discharge pipe, which guides the material to a certain extent, and can also prevent the material from scattering on the ground during the falling process.

A sampling valve 200 can also be set on the discharge pipeline to sample materials for subsequent detection procedures, wherein a sampling port is provided on the discharge pipeline; the sampling valve 200 includes a valve body and a valve core, and the valve body is fixedly connected to the sampling port. , and the valve body has a first valve hole and a second valve hole, the first valve hole is communicated with the sampling port, and the second valve hole is provided with a sampling bottle; the valve core is arranged in the valve body, and the valve core has a material receiving groove, The valve core can move along the axis of the valve body to extend into the discharge pipe, so that a part of the material falls into the receiving tank; then move the valve core so that it is directly above the receiving tank, and rotate the valve core to make the material inside the receiving tank The material enters the sampling bottle through the second valve hole under the action of gravity to complete the material sampling process.

Please refer to FIGS. 8 , 9 and 10 . The forming and packaging equipment provided in this embodiment further includes a glove box 140 . The glove box includes a box body and an inert gas circulation component 1401 arranged on the box body. The hole 1402 is manipulated by hand.

When the squeezing device is used to squeeze the nuclear material crucible, because the nuclear material has a pungent odor, in order to reduce the radiation generated by the nuclear material to the staff, in this embodiment, the above-mentioned forming and packaging equipment is set in the glove box 140, and the glove box 140 Including a box, the box can provide accommodation space for the above-mentioned device, and the box can be square or other shapes.

There is an inert gas circulation assembly 1401 on the box body. The inert gas circulation assembly 1401 includes an inert gas source, a first circulation fan and a second circulation fan. The box body has an air inlet and an air outlet, wherein the first circulation fan can be connected with the air inlet. , and the first circulating fan is also connected with the inert gas source, which is used to input the gas in the inert gas source into the box through the air inlet; the second circulating fan can be connected with the air outlet to extract the air and moisture in the box. The box body is placed in an anhydrous and oxygen-free environment.

There are first and second partitions arranged at intervals in the box, and the inner cavity of the box is divided into a first compartment, a second compartment and a third compartment, and the second partition is connected to the bottom wall of the box. There are gaps with a predetermined distance between them, and the sizes of the first compartment, the second compartment and the third compartment are not specifically limited in this embodiment.

It can be understood that in this embodiment, the extrusion device, the hopper 80 , the first-stage crusher 90 and the fan 1102 of the material conveying device 110 can be arranged in the first compartment, while another part of the structure of the material conveying device 110 , the second stage crusher 100, the iron remover 190 and the sampling valve 200 may be arranged in the second compartment.

A first carrying table 1403 is arranged in the third compartment to divide the third compartment into a third upper compartment and a third lower compartment, wherein the first carrying table 1403 provides the weighing device 160 and the screening device 170 In order to support the carrier, the first support table 1403 may be a plate, and the front end of the first support table may have a gap between the front walls of the third compartment; the screening device 170 may include a fixing frame and a plurality of screening discs arranged on the fixing frame , the mesh number of each sieving disc is different, and the classification of materials with different mesh numbers can be realized. The weighing device can be an electronic balance, and the electronic balance is used to weigh the sieved material.

The third compartment is also provided with a packaging device 150, wherein the packaging device 150 includes a feeding tube 1501 and a packaging bottle 1502, the first carrying platform 1403 is provided with a first through hole, the feeding tube 1501 is set in the first The first end and the second end of the material pipe 1501 are respectively located on both sides of the first bearing platform 1403, and the packaging bottle 1502 is communicated with the second end for receiving the screened material. Wherein, the packaging bottle 1502 can be a plastic bottle or a glass bottle. In order to facilitate the falling of materials, an inverted conical funnel can be provided on the first end of the feeding tube 1501 .

There are also a plurality of manual operation holes 1402 on the box body, that is, the front wall of the first compartment, the front wall of the second compartment and the front wall of the third compartment are all provided with manual operation holes 1402. Place the hand in the manual operation hole 1402 to operate the material in the box.

When in use, the staff moves the material box 130 from the gap between the second partition and the bottom wall of the box to the third compartment through the manual operation hole 1402 on the second compartment, and uses the upper The manual operation hole of the 1403 is placed on the first carrying table 1403 through the gap between the first carrying table 1403 and the front wall of the third compartment, and then the screening device 170 is used to screen and classify the material, and the weighing The device 160 sieves and weighs the screened materials. After the weighing is completed, the materials are placed in the feeding tube and finally into the packaging bottle to complete the extrusion, demoulding, crushing, screening and weighing of the materials. The whole process of heavy and packaging.

In this embodiment, the extrusion device, crushing component, material conveying device, screening, weighing and packaging are all set in the glove box, so that the entire process is completed in an environment of inert gas, which not only has the function of isolating gas, Oxidative deterioration of nuclear material can also be avoided.

In order to realize the automatic conveying of the material box 130, a conveying device and a lifting device 210 are also arranged in the glove box. The conveying device includes a driving motor and a transmission belt connected with the driving motor, wherein one end of the transmission belt is located in the second compartment, and the other end of the transmission belt is located in the second compartment. It is located in the third compartment. When the material box collects a certain amount of material, the drive motor is started, so that the material box is transported to the third compartment.

At this time, the staff can manually place the material box 130 on the first bearing platform 1403, or use the lifting device to place the material box on the first bearing platform 1403. The first bearing platform 1403 is provided with the lifting device 210 to facilitate the passage of the material box 1403. The second through hole, the lifting device 210 is used to transport the material box to the first carrying platform. The lifting device may include a guide rail, a conveying plate and a cylinder slidably arranged on the guide rail, wherein the guide rail may extend vertically and be fixed on the top wall of the third compartment, the conveying plate is arranged on the guide rail through the slider, and the conveying plate It includes a first conveying plate slidably connected with the guide rail, and a second conveying plate and a third conveying plate vertically arranged at the upper and lower ends of the first conveying plate. The end of the second conveying plate facing away from the first conveying plate is bent downward to form a second conveying plate. A bending section, the end of the third conveying plate facing away from the first conveying plate is bent upward to form a second bending section, the first bending section and the second bending section can limit the position of the material box and prevent the material box during the conveying process. , a slip occurs.

The cylinder can be arranged on the side wall of the third compartment, and the output end of the cylinder is connected with the first conveying plate to drive the conveying plate to move up and down to realize the conveying of materials.

As a possible implementation of this embodiment, a second bearing platform 1404 is arranged in the first compartment to divide the first compartment into a first upper compartment and a first lower compartment. A second through hole is provided on the second carrying table 1404, wherein the pressing device can be located above the second carrying table, in the first upper compartment, and the second through hole through which the hopper passes extends to the bottom of the second carrying table , in order to increase the stability of the hopper, the hopper can be fixed in the second through hole.

The feed pipe 1104 is provided with a first valve 1105, and the first valve 1105 is provided with a first suction pipe. The first suction pipe can pass through the second bearing platform 1404 and extend to the upper surface of the second bearing platform for use The material spilled on the second carrying platform is recovered into the feeding pipeline.

The cylinder body 1101 is provided with a second valve 1106, and the second valve 1106 is provided with a second dust suction pipe, and the second dust suction pipe is used to recover the materials scattered on the first bearing platform into the cylinder body.

In this embodiment, after the entire extrusion and demolding, crushing, screening and packaging processes are completed, there will be scattered materials on the first bearing platform 1403 and the second bearing platform 1404. The staff starts the fan and opens the first valve. It can form a certain attraction, so that the materials scattered on the second carrying platform can be transported to the cylinder through the first vacuuming pipeline and the feeding pipeline. Similarly, the staff can open the second valve, so that the materials scattered on the first carrying platform can be The materials on the table are recovered into the cylinder along the second dust suction pipe, which realizes the cleaning of the box and improves the cleanliness of the box.

As a feasible specific implementation manner, a connecting device 180 is provided at the end of the second outlet away from the material conveying device 110 and the end of the feeding tube close to the packaging bottle 1502; the connecting device 180 includes a first mounting plate 1801 and a Two mounting plates 1802 and a corrugated telescopic tube 1803 connected between the first mounting plate and the second mounting plate; a first cylinder 1804 and a second cylinder 1805 are arranged between the first mounting plate 1801 and the second mounting plate 1802. An air cylinder 1804 and a second air cylinder 1805 are used to drive the second mounting plate to move in the axial direction of the corrugated telescopic tube, so as to extend or shorten the corrugated telescopic tube.

Please refer to FIG. 11 , the connecting device 180 is used to realize the connection between the material box 130 and the second opening or the feeding tube and the packaging bottle, wherein the connecting device 180 includes a first mounting plate 1801 and a second mounting plate 1802 . The mounting plate 1801 and the second mounting plate 1802 can be spaced apart along the vertical direction, and a corrugated telescopic tube 1803 is arranged between the first mounting plate 1801 and the second mounting plate 1802. When the second mounting plate is pulled, the corrugated telescopic tube can be made 1803 is elongated, so that the side of the second mounting plate facing away from the first mounting plate is covered at the opening of the material box 130 or the packaging bottle 1502 to prevent the material from falling to the outside of the material box 130 or the packaging bottle 1502 during the falling process, causing material leakage. Waste, in addition, after the blanking is completed, the second mounting plate 1802 can be moved upward, so that the material box 130 or the packaging bottle 1502 can be moved to the next process. The corrugated expansion pipe can be a conventional silicone rubber corrugated pipe.

In order to realize the automatic expansion and contraction of the corrugated telescopic tube 1803, a first air cylinder 1804 and a second air cylinder 1805 are arranged between the first installation plate 1801 and the second installation plate 1802, and the output end of the first air cylinder and the output end of the second air cylinder are The second mounting plate is connected, and the second mounting plate is driven to move up and down by the first air cylinder and the second air cylinder, so as to realize the extension or shortening of the corrugated telescopic tube.

In addition, both ends of the corrugated telescopic tube 1803 may be directly connected to the first mounting plate 1801 and the second mounting plate 1802, or may be connected to the first mounting plate 1801 and the second mounting plate 1802 through two connecting pipes 1809. The output end of the first cylinder 1804 can be connected to the second mounting plate through a connecting piece. For example, the connecting piece includes a first connecting plate 1806 and a second connecting plate 1807 and a third connecting plate 1808 connected to both ends of the first connecting plate. The three are enclosed to form an inverted U-shaped structure with an opening downward, wherein the second connecting plate and the third connecting plate 1808 are connected with the second mounting plate 1802, which can facilitate the replacement of the first cylinder and the second cylinder.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present utility model, but not to limit them; although the present utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that : it can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements to some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the various embodiments of the present utility model Scope of technical solutions.

Claims (10)

1. An extrusion apparatus, comprising:

the device comprises a rack, and a motor, a transmission assembly and two extrusion arms which are arranged on the rack;

the input end of the transmission assembly is connected with the output end of the motor, and the output end of the transmission assembly is connected with the extrusion arm;

an extrusion gap for placing a material crucible is formed between the two extrusion arms;

the motor is used for driving the transmission assembly to drive the two extrusion arms to move relatively and extrude the material crucible in the extrusion gap.

2. The extrusion apparatus as claimed in claim 1, wherein the frame is provided with a hinge shaft, and the extrusion arm is hinged on the hinge shaft;

the transmission assembly comprises a driving shaft, wherein two threaded sections which are arranged at intervals along the axial direction of the driving shaft are arranged on the driving shaft, the rotating directions of the two threaded sections are opposite, each threaded section is in threaded connection with a threaded block, and each threaded block is provided with a connecting part;

the extrusion arm is provided with an accommodating groove, and the connecting part is connected in the accommodating groove in a sliding manner;

the driving shaft is used for driving the two extrusion arms to move relatively and extrude the material crucible in the extrusion gap.

3. The pressing device according to claim 2, wherein a first pressing block and a second pressing block which are arranged at intervals along the extending direction of the pressing arm are arranged on the inner surface of one pressing arm facing the other pressing arm;

the first extrusion block is positioned on one side of the second extrusion block, which is far away from the hinge shaft;

the size of the first extrusion block protruding out of the inner surface is larger than the size of the second extrusion block protruding out of the inner surface.

4. The extrusion apparatus as claimed in claim 3, wherein the inner surface of the extrusion arm is provided with two sliding grooves extending in a first direction having an angle with the axial direction of the hinge shaft;

the first extrusion block is provided with a first sliding part which is arranged in one sliding groove in a sliding manner along the first direction;

and the second extrusion block is provided with a second sliding part which is arranged in the other sliding groove in a sliding way along the first direction.

5. A form packaging apparatus, comprising the pressing device of any one of claims 1 to 4, a receiving hopper, and a crushing assembly;

the receiving hopper is arranged on the rack, is positioned on one side of the extrusion gap, which is far away from the driving shaft, and is used for receiving the separated materials;

the crushing assembly comprises a first-stage crusher, and the first-stage crusher comprises a first shell, a first crushing knife arranged in the first shell and a first driver used for driving the first crushing knife;

the first shell is provided with a first inlet and a first outlet, and the first inlet is connected with the discharge hole of the receiving hopper.

6. The contour packaging apparatus of claim 5, wherein said crushing assembly further comprises a second stage crusher, and a material conveying device for connecting said first stage crusher and said second stage crusher;

the material conveying device comprises a barrel, a fan, an air inlet pipeline and a feeding pipeline, wherein the air inlet pipeline and the feeding pipeline are arranged on the barrel, the feeding pipeline is connected with the first outlet, the air inlet pipeline is connected with the fan, and the fan is used for extracting gas in the barrel to generate negative pressure in the barrel so as to convey the material from the first-stage crusher to the second-stage crusher;

the second-stage crusher comprises a second shell, a second crushing knife arranged in the second shell and a second driver used for driving the second crushing knife; the second housing has a second inlet and a second outlet, the second inlet being connected to the first outlet; the second outlet is used for being connected with a material box, and the material box is used for collecting materials falling through the second outlet.

7. The forming and packaging equipment according to claim 6, wherein a feeding device is further arranged on the machine frame;

the feeding device comprises a conveying belt and a feeding tray arranged on the conveying belt, a first limit stop is arranged on the feeding tray, a second limit stop is arranged on the receiving hopper, and the second limit stop is used for stopping the first limit stop, so that the feeding tray is parked on the receiving hopper.

8. The form packaging apparatus of claim 7, further comprising a glove box, the glove box comprising a box body and an inert gas circulation assembly disposed on the box body, the box body being provided with a plurality of hand manipulation holes;

a first partition plate and a second partition plate are arranged in the box body at intervals so as to divide the box body into a first compartment, a second compartment and a third compartment, and a first bearing table and a packaging device are arranged in the third compartment;

a weighing device and a screening device are arranged on the first bearing table; the screening device is used for screening the materials; the weighing device is used for weighing the screened materials;

the packaging device comprises a feeding pipe and a packaging bottle, the first bearing table is provided with a first through hole, the feeding pipe is arranged in the first through hole, and the first end and the second end of the feeding pipe are respectively positioned on two sides of the first bearing table;

the packaging bottle is communicated with the second end and used for receiving the screened materials.

9. The form packaging apparatus of claim 8, wherein a second carrier table is disposed within said first compartment, said pressing means being located above said second carrier table;

the feeding pipeline is provided with a first valve, a first dust absorption pipeline is arranged on the first valve, and the first dust absorption pipeline is positioned on the second bearing table and used for recovering materials scattered on the second bearing table into the feeding pipeline;

the barrel is provided with a second valve, the second valve is provided with a second dust suction pipeline, and the second dust suction pipeline is used for recovering materials scattered on the first bearing table into the barrel.

10. The apparatus for forming and packaging of claim 9, wherein the end of the second outlet facing away from the material conveying device and the end of the blanking tube adjacent to the packaging bottle are both provided with a connecting device;

the connecting device comprises a first mounting plate and a second mounting plate which are arranged at intervals and a corrugated expansion pipe connected between the first mounting plate and the second mounting plate;

first mounting panel with be provided with first cylinder and second cylinder between the second mounting panel, first cylinder with the second cylinder is used for driving the second mounting panel is followed the flexible pipe's of ripple axial motion is followed, in order to realize the extension of the flexible pipe of ripple is perhaps shortened.

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