阅读说明：本技术 一种五金模具加工废料处理装置 (Hardware mould processing waste treatment device ) 是由 陈兴淦 于 2020-11-30 设计创作，主要内容包括：本发明公开了一种五金模具加工废料处理装置,属于五金模具加工技术领域,包括筛分装置、碾压装置和冶炼装置,碾压装置设置在所述筛分装置的前侧,所述冶炼装置设置在所述筛分装置的底部,所述筛分装置用于根据五金模具加工废料的大小对其进行筛分,将体积较小的五金模具加工废料运送至冶炼装置内,将体积较大的五金模具加工废料运输至碾压装置内,所述冶炼装置用于冶炼小体积的五金模具加工废料,所述碾压装置用于将大体积的五金模具加工废料挤压成型,不仅充分利用五金模具加工废料,且使得冶炼和挤压成型效果更佳。(The invention discloses a hardware mould processing waste treatment device, which belongs to the technical field of hardware mould processing and comprises a screening device, a rolling device and a smelting device, wherein the rolling device is arranged on the front side of the screening device, the smelting device is arranged at the bottom of the screening device, the screening device is used for screening hardware mould processing waste according to the size of the hardware mould processing waste, the hardware mould processing waste with a smaller size is conveyed into the smelting device, the hardware mould processing waste with a larger size is conveyed into the rolling device, the smelting device is used for smelting the hardware mould processing waste with a smaller size, the rolling device is used for extruding and molding the hardware mould processing waste with a larger size, the hardware mould processing waste is fully utilized, and the smelting and extrusion molding effects are better.)

1. The utility model provides a hardware mould processing waste material processing apparatus, its characterized in that includes screening plant (1), rolling device (2) and smelting device (3), rolling device (2) sets up the front side of screening plant (1), smelting device (3) set up the bottom of screening plant (1), screening plant (1) is including screening casing (11), left side board (12), right side board (13), screening filter screen (14), little waste material discharge gate (15), big waste material discharge gate (16), ejection of compact cylinder (17) and ejection of compact baffle (18), left side board (12) and right side board (13) set up the left and right sides of screening casing (11), screening casing (11) and left side board (12) and right side board (13) swing joint, the inside fretwork of screening casing (11), screening filter screen (14) are fixed to be set up in screening casing (11), just screening filter screen (14) slope sets up, little waste material discharge gate (15) set up the bottom of screening casing (11), big waste material discharge gate (16) set up the front side of screening casing (11), just big waste material discharge gate (16) are in the upside of screening filter screen (14), ejection of compact baffle (18) set up the front side of big waste material discharge gate (16), ejection of compact cylinder (17) set up the top front side of screening casing (11), just the main shaft of ejection of compact cylinder (17) with ejection of compact baffle (18) fixed connection.

2. The hardware mold machining waste treatment device according to claim 1, wherein the screening device (1) further comprises a screening motor (19), a bevel gear shaft (110), a first bevel gear (111), a second bevel gear (112), a lug (113), a first cam disc (114), a second cam disc (115), a first moving rod (116), a second moving rod (117), a first fixed seat (118) and a second fixed seat (119), the lug (113) is provided with two, the two lugs (113) are arranged on the left side and the right side of the screening housing (11), the first fixed seat (118) is arranged on the right side of the left side plate (12), the first fixed seat (118) is fixedly connected with the left side plate (12), the first cam disc (114) is arranged on the first fixed seat (118), and the first cam disc (114) is rotatably connected with the first fixed seat (118), first cam disc (114) with lug (113) contact, first movable rod (116) set up the bottom of screening casing (11) left side lug (113), just first movable rod (116) with first fixing base (118) sliding connection, second fixing base (119) set up the left side of right side board (13), just second fixing base (119) with right side board (13) fixed connection, second cam disc (115) set up on second fixing base (119), just second cam disc (115) with second fixing base (119) swivelling joint, second cam disc (115) with lug (113) contact, second movable rod (117) set up the bottom of screening casing (11) right side lug (113), just second movable rod (117) with second fixing base (119) sliding connection, and the first cam plate (114) and the second cam plate (115) are arranged in the same direction.

3. The hardware mould processing waste treatment device according to claim 2, wherein the first bevel gear (111) is arranged on the top of the first fixed seat (118), the first bevel gear (111) is rotationally connected with the first fixed seat (118), the first bevel gear (111) is in transmission connection with the bevel gear shaft (110), and the first cam disc (114) is coaxially arranged with the first bevel gear (111); the second bevel gear (112) is arranged at the top of the second fixing seat (119), the second bevel gear (112) is in rotary connection with the second fixing seat (119), the second bevel gear (112) is in transmission connection with the bevel gear shaft (110), and the second cam plate (115) is coaxially arranged with the second bevel gear (112).

4. The hardware mold machining waste treatment device of claim 2, wherein the bevel gear shaft (110) is arranged in the screening shell (11) in a penetrating mode, the screening motor (19) is arranged on the right side of the right side plate (13), and a main shaft of the screening motor (19) is arranged on the right side plate (13) and fixedly connected with the bevel gear shaft (110) in a penetrating mode.

5. The hardware mould processing waste treatment device of claim 2, wherein the bevel gear shaft (110) is further sleeved with stirring blades (120).

6. The processing waste disposal device for hardware molds according to claim 2, wherein two of the protrusions (113) are semicircular.

7. The hardware mold processing waste treatment device according to claim 1, wherein the rolling device (2) comprises a rolling bottom plate (21), a rolling cylinder (22), a rolling column (23), a rolling tube (24), a first connecting column (25), a second connecting column (26), a first connecting rod (27) and a second connecting rod (28), the rolling bottom plate (21) is arranged at the front side of the left side plate (12) and the right side plate (13), the rolling column (23) is arranged on the rolling bottom plate (21), the rolling column (23) is fixedly connected with the rolling bottom plate (21), the top of the rolling column (23) is provided with an open upward accommodating groove, the rolling column (23) is arranged at the top of the accommodating groove, the first connecting column (25) is arranged at the front side of the rolling column (23), the second connecting column (26) is arranged at the front side of the first connecting column (25), just second spliced pole (26) with it is articulated to roll bottom plate (21), first connecting rod (27) are equipped with two, two first connecting rod (27) set up the left and right sides at second spliced pole (26) top, and two first connecting rod (27) simultaneously with it is articulated to roll post (23), first connecting post (25) and second spliced pole (26), second connecting rod (28) set up the bottom of first connecting post (25), just second connecting rod (28) simultaneously with first connecting post (25) and roll pipe (24) are articulated, just the rear end of second connecting rod (28) is fixed and is provided with control panel (212), it is in to roll cylinder (22) setting the bottom of control panel (212), just the main shaft that rolls cylinder (22) with control panel (212) are articulated.

8. The hardware die machining waste treatment device according to claim 7, wherein a feeding plate (211) is further arranged on the rear side of the rolling pipe (24), one end of the feeding plate (211) is fixedly connected with the rolling pipe (24), and the other end of the feeding plate (211) is fixedly connected with the screening shell (11) and is located on the lower side of the large waste discharge hole (16).

9. The hardware mould processing waste treatment device according to claim 7, wherein the rolling device (2) further comprises two third connecting rods (29) and two fourth connecting rods (210), the two third connecting rods (29) are arranged on the first connecting column (25) and are arranged at the lower side of the first connecting rod (27), the two third connecting rods (29) are hinged with the first connecting column (25) and the rolling column (23) at two ends respectively, and the third connecting rods (29) are parallel to the first connecting rods (27); the two fourth connecting rods (210) are arranged on the first connecting column (25) and are positioned on the upper side of the second connecting rod (28), two ends of the two fourth connecting rods (210) are hinged with the first connecting column (25) and the rolling pipe (24) respectively, and the fourth connecting rods (210) are parallel to the second connecting rod (28).

10. The hardware mould processing waste treatment device according to claim 1, wherein the smelting device (3) comprises a smelting cylinder (31) and a heating pipe (32), the smelting cylinder (31) is arranged at the bottom of the screening shell (11), an accommodating cavity with an upward opening is formed in the smelting cylinder (31), and the heating pipe (32) is arranged inside the smelting cylinder (31).

Technical Field

The invention relates to the technical field of hardware mould processing, in particular to a hardware mould processing waste treatment device.

Background

The hardware mould is a part or a product with a required shape which is made of metal materials by various presses and special tools arranged on the presses in industrial production through pressure, the special tools are collectively called as the hardware mould, the hardware mould can generate a large amount of scraps in the processing process, and a scrap centralized collecting and processing device is required to be used in the process of processing the scraps; the existing scrap centralized collection and treatment device is simple, and the occupied area of the collected hardware waste is large, so that the scrap centralized collection and treatment device is not convenient to use.

The utility model discloses a utility model patent that publication number is CN211436328U among the prior art discloses a sweeps is concentrated and is collected processing apparatus for hardware mould processing, including box and extrusion frame, the feed inlet has been seted up at the top of box, the crushing barrel sets up in the box, the rear side of drainage plate is connected with the second motor through the second motor shaft, the interior bottom of box is fixed with the baffle, the extrusion frame sets up the downside at discharging device, the rear side of extrusion frame is provided with first pneumatic cylinder, and just first pneumatic cylinder fixes the rear side at the box, the front side of box is fixed with the second pneumatic cylinder, and the downside of second pneumatic cylinder is connected with the baffle through the second hydraulic stem, and the baffle setting is in the front side of extrusion frame simultaneously.

Above-mentioned utility model discloses a put into the box internal back through the feed inlet with the sweeps after the hardware mould processing, crushing barrel can rotate under the first motor shaft effect of first motor to smash the waste material, thereby make things convenient for subsequent packing to handle, the rethread pneumatic cylinder is with sweeps extrusion, nevertheless because there is the difference in the size of hardware mould processing waste material, if together extrude, some less hardware mould processing waste materials of volume can lead to the extrusion state unstable, thereby lead to the separation.

Disclosure of Invention

The invention provides a hardware mould processing waste treatment device, which aims to solve the technical problem that in the prior art, due to the fact that sizes of hardware mould processing waste are different, if the hardware mould processing waste is extruded together, the extrusion forming state is unstable due to the fact that the hardware mould processing waste with small size is possibly extruded, and therefore separation is caused.

The utility model provides a hardware mould processing waste material processing apparatus, includes screening plant, rolling machine and smelting device, and rolling machine sets up screening plant's front side, smelting device sets up screening plant's bottom, screening plant includes screening casing, left side board, right side board, screening filter screen, little waste material discharge gate, big waste material discharge gate, ejection of compact cylinder and discharge baffle, left side board and right side board set up the left and right sides of screening casing, screening casing and left side board and right side board swing joint, the inside fretwork of screening casing, the screening filter screen is fixed to be set up in the screening casing, and the slope of screening filter screen sets up, little waste material discharge gate sets up the bottom of screening casing, big waste material discharge gate sets up the front side of screening casing, just big waste material discharge gate is in the upside of screening filter screen, the discharge baffle is arranged on the front side of the large waste discharge port, the discharge cylinder is arranged on the front side of the top of the screening shell, and the main shaft of the discharge cylinder is fixedly connected with the discharge baffle.

Furthermore, the screening device further comprises a screening motor, a bevel gear shaft, a first bevel gear, a second bevel gear, two convex blocks, a first cam disc, a second cam disc, a first moving rod, a second moving rod, a first fixed seat and a second fixed seat, wherein the two convex blocks are arranged on the left side and the right side of the screening shell, the first fixed seat is arranged on the right side of the left side plate and fixedly connected with the left side plate, the first cam disc is arranged on the first fixed seat and rotatably connected with the first fixed seat, the first cam disc is in contact with the convex blocks, the first moving rod is arranged at the bottom of the convex blocks on the left side of the screening shell and slidably connected with the first fixed seat, and the second fixed seat is arranged on the left side of the right side plate, and the second fixed seat with right side plate fixed connection, the second cam disc sets up on the second fixed seat, just the second cam disc with second fixed seat swivelling joint, the second cam disc with the lug contact, the second carriage release lever sets up the bottom of screening casing right side lug, just the second carriage release lever with second fixed seat sliding connection, just first cam disc sets up with the second cam disc syntropy.

Further, the first bevel gear is arranged at the top of the first fixed seat, the first bevel gear is rotationally connected with the first fixed seat, the first bevel gear is in transmission connection with the bevel gear shaft, and the first cam disc is coaxially arranged with the first bevel gear; the second bevel gear sets up the top of second fixing base, just second bevel gear with second fixing base swivelling joint, second bevel gear with bevel gear axle transmission is connected, just the second cam disc with the coaxial setting of second bevel gear.

Further, the bevel gear axle runs through the setting and is in screening casing, the screening motor sets up the right side of right side board, just the main shaft of screening motor runs through right side board with bevel gear axle fixed connection.

Furthermore, a stirring blade is further sleeved on the bevel gear shaft.

Furthermore, the two convex blocks are semicircular.

Further, rolling device is including rolling the bottom plate, rolling the cylinder, rolling the post, rolling pipe, first spliced pole, second spliced pole, first connecting rod and second connecting rod, it sets up to roll the bottom plate the front side of left side board and right side board, it sets up to roll the post roll on the bottom plate, just roll the post with bottom plate fixed connection rolls, the top of rolling the post is equipped with uncovered ascending holding tank, it sets up to roll the post the holding tank top, first spliced pole sets up the front side of rolling the post, the second spliced pole sets up the front side of first spliced pole, just the second spliced pole with it is articulated to roll the bottom plate, first connecting rod is equipped with two, two first connecting rod sets up the left and right sides at second spliced pole top, and two first connecting rod simultaneously with roll the post, First connecting post and second connecting post are articulated, the second connecting rod sets up the bottom of first connecting post, just the second connecting rod simultaneously with first connecting post is articulated with the pipe of rolling, just the rear end of second connecting rod is fixed and is provided with the control panel, the cylinder that rolls sets up the bottom of control panel, just the main shaft that rolls the cylinder with the control panel is articulated.

Furthermore, the rear side of the grinding pipe is also provided with a feeding plate, one end of the feeding plate is fixedly connected with the grinding pipe, and the other end of the feeding plate is fixedly connected with the screening shell and is positioned at the lower side of the large waste discharge port.

Furthermore, the rolling device further comprises two third connecting rods and two fourth connecting rods, the two third connecting rods are arranged on the first connecting column and positioned at the lower side of the first connecting rod, two ends of the two third connecting rods are respectively hinged with the first connecting column and the rolling column, and the third connecting rods are parallel to the first connecting rods; the two fourth connecting rods are arranged on the first connecting column and are positioned at the upper side of the second connecting rod, two ends of the two fourth connecting rods are hinged with the first connecting column and the rolling pipe respectively, and the fourth connecting rods are parallel to the second connecting rods.

Furthermore, the smelting device comprises a smelting cylinder and a heating pipe, the smelting cylinder is arranged at the bottom of the screening shell, an accommodating cavity with an upward opening is formed in the smelting cylinder, and the heating pipe is arranged inside the smelting cylinder.

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

firstly, when the screening device works, to-be-treated hardware mould processing waste is placed in the screening shell, the small-size hardware mould processing waste can be output from a small waste discharge port through the screening filter screen, the large-size hardware mould processing waste can be blocked by the filter screen, at the moment, the discharging cylinder works to drive the discharging baffle to move upwards to expose the large waste discharge port, and the screening filter screen is obliquely arranged, so that the large-size hardware mould processing waste can slide on the screening filter screen under the action of self gravity and is finally output from the large waste discharge port, the hardware mould processing waste is fully utilized, and the smelting and extrusion forming effects are better.

Secondly, when the screening machine works to drive the bevel gear shaft to rotate, the first bevel gear and the second bevel gear which are in transmission connection with the bevel gear shaft can be driven to rotate, at the moment, the first cam disc and the second cam disc rotate, when the first cam disc and the second cam disc rotate, the convex parts on the first cam disc and the second cam disc respectively apply force to the convex blocks, so that the screening shell is driven to slide left and right on the first fixing seat and the second fixing seat through the first movable rod and the second movable rod, the bevel gear shaft is further sleeved with stirring blades, and when the bevel gear shaft rotates, the stirring blades can be driven to rotate, and screening efficiency is improved.

Thirdly, when the rolling device works, the rolling cylinder works to drive the control panel to move up and down, at the moment, the control panel drives the first connecting column to move up and down through the second connecting rod, because the tops of the first connecting column, the second connecting column and the rolling column are in transmission connection through the two first connecting rods, when the first connecting column moves up, the rolling column is driven to move up, and similarly, when the rolling cylinder drives the control panel to descend, the rolling column is driven to move down, and the rolling device plays a role in rolling and forming the hardware die machining waste in the rolling tube.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic perspective view of a screening device of the present invention;

FIG. 3 is a cross-sectional view of a screening device of the present invention;

FIG. 4 is a schematic perspective view of the rolling apparatus of the present invention;

FIG. 5 is a schematic view of an exploded structure of the rolling compaction apparatus of the present invention;

FIG. 6 is a cross-sectional view of a smelting device of the present invention.

Reference numerals

The screening device 1, the rolling device 2, the smelting device 3, the screening shell 11, the left side plate 12, the right side plate 13, the screening filter screen 14, the small waste discharge hole 15, the large waste discharge hole 16, the discharge air cylinder 17, the discharge baffle 18, the screening motor 19, the bevel gear shaft 110, the first bevel gear 111, the second bevel gear 112, the lug 113, the first cam plate 114, the second cam plate 115, the first moving rod 116, the second moving rod 117, the first fixed seat 118, the second fixed seat 119, the stirring blade 120, the rolling bottom plate 21, the rolling air cylinder 22, the rolling column 23, the rolling pipe 24, the first connecting column 25, the second connecting column 26, the first connecting rod 27, the second connecting rod 28, the third connecting rod 29, the fourth connecting rod 210, the feeding plate 211, the control plate 212, the smelting cylinder 31 and the heating pipe 32.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.

The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The embodiment of the invention provides a hardware mould processing waste treatment device which is described below by combining with figures 1 to 6, and comprises a screening device 1, a rolling device 2 and a smelting device 3, wherein the rolling device 2 is arranged on the front side of the screening device 1, and the smelting device 3 is arranged at the bottom of the screening device 1.

Screening plant 1 is used for screening it according to the size of hardware mould processing waste material, transports the less hardware mould processing waste material of volume to smelting device 3 in, transports the great hardware mould processing waste material of volume to rolling machine 2 in, smelting device 3 is used for smelting the hardware mould processing waste material of small volume, rolling machine 2 is used for the hardware mould processing waste material extrusion with the large size, not only make full use of hardware mould processing waste material, and makes to smelt better with the extrusion effect.

The screening device 1 comprises a screening shell 11, a left side plate 12, a right side plate 13, a screening filter screen 14, a small waste discharge port 15, a large waste discharge port 16, a discharge air cylinder 17 and a discharge baffle 18, wherein the left side plate 12 and the right side plate 13 are arranged on the left side and the right side of the screening shell 11, the screening shell 11 is movably connected with the left side plate 12 and the right side plate 13, the screening shell 11 is hollow, the screening filter screen 14 is fixedly arranged in the screening shell 11, the screening filter screen 14 is obliquely arranged, the small waste discharge port 15 is arranged at the bottom of the screening shell 11, the large waste discharge port 16 is arranged at the front side of the screening shell 11, the large waste discharge port 16 is positioned at the upper side of the screening filter screen 14, the discharge baffle 18 is arranged at the front side of the large waste discharge port 16, the discharge air cylinder 17 is arranged at the front side of the top of the screening shell 11, and the main shaft of the discharging cylinder 17 is fixedly connected with the discharging baffle 18.

The during operation place pending hardware mould processing waste material in screening casing 11, and small size's hardware mould processing waste material can pass through screening filter screen 14 is followed small waste material discharge gate 15 output, and large size's hardware mould processing waste material then can be blockked by the filter screen, at this moment ejection of compact cylinder 17 work drives ejection of compact baffle 18 moves up, exposes large waste material discharge gate 16, and because screening filter screen 14 is the slope setting, and large size's hardware mould processing waste material can receive self action of gravity to slide on screening filter screen 14 this moment, finally exports in the large waste material discharge gate 16.

Preferably, the screening device 1 further includes a screening motor 19, a bevel gear shaft 110, a first bevel gear 111, a second bevel gear 112, a protrusion 113, a first cam plate 114, a second cam plate 115, a first moving rod 116, a second moving rod 117, a first fixing seat 118 and a second fixing seat 119, wherein the two protrusions 113 are provided, the two protrusions 113 are provided on the left and right sides of the screening housing 11, the first fixing seat 118 is provided on the right side of the left side plate 12, the first fixing seat 118 is fixedly connected to the left side plate 12, the first cam plate 114 is provided on the first fixing seat 118, the first cam plate 114 is rotatably connected to the first fixing seat 118, the first cam plate 114 is in contact with the protrusion 113, the first moving rod 116 is provided at the bottom of the protrusion 113 on the left side of the screening housing 11, and the first moving rod 116 is slidably connected to the first fixing seat 118, the second fixing seat 119 is arranged on the left side of the right side plate 13, the second fixing seat 119 is fixedly connected with the right side plate 13, the second cam plate 115 is arranged on the second fixing seat 119, the second cam plate 115 is rotatably connected with the second fixing seat 119, the second cam plate 115 is contacted with the bump 113, the second moving rod 117 is arranged at the bottom of the bump 113 on the right side of the screening shell 11, the second moving rod 117 is slidably connected with the second fixing seat 119, and the first cam plate 114 and the second cam plate 115 are arranged in the same direction.

Preferably, the first bevel gear 111 is arranged on the top of the first fixed seat 118, the first bevel gear 111 is rotatably connected with the first fixed seat 118, the first bevel gear 111 is in transmission connection with the bevel gear shaft 110, and the first cam plate 114 is coaxially arranged with the first bevel gear 111; the second bevel gear 112 is disposed on the top of the second fixing seat 119, the second bevel gear 112 is rotatably connected to the second fixing seat 119, the second bevel gear 112 is in transmission connection with the bevel gear shaft 110, and the second cam plate 115 is disposed coaxially with the second bevel gear 112.

Preferably, the bevel gear shaft 110 penetrates through the screening housing 11, the screening motor 19 is disposed on the right side of the right side plate 13, and a main shaft of the screening motor 19 penetrates through the right side plate 13 and is fixedly connected with the bevel gear shaft 110.

When the screening motor 19 operates to rotate the bevel gear shaft 110, the first bevel gear 111 and the second bevel gear 112 which are in transmission connection with the bevel gear shaft 110 can be driven to rotate, at this time, the first cam disc 114 and the second cam disc 115 rotate, when the first cam disc 114 and the second cam disc 115 rotate, the convex parts on the first cam disc 114 and the second cam disc 115 respectively apply force to the lug 113, so that the screening housing 11 is driven to slide left and right on the first fixing seat 118 and the second fixing seat 119 through the first movable rod 116 and the second movable rod 117, and screening efficiency is improved.

Preferably, the bevel gear shaft 110 is further sleeved with a stirring blade 120; when the bevel gear shaft 110 rotates, the stirring blades 120 can be driven to rotate, and the screening efficiency is accelerated.

Preferably, the two protrusions 113 are semicircular to reduce the friction force when contacting the first cam plate 114 and the second cam plate 115.

Preferably, rolling device 2 is including rolling bottom plate 21, rolling cylinder 22, rolling post 23, rolling pipe 24, first spliced pole 25, second spliced pole 26, first connecting rod 27 and second connecting rod 28, rolling bottom plate 21 sets up the front side of left side board 12 and right side board 13, rolling post 23 sets up roll on bottom plate 21, just rolling post 23 with roll bottom plate 21 fixed connection, rolling post 23's top is equipped with uncovered ascending holding tank, the holding tank is used for placing hardware mould processing waste material, rolling post 23 sets up the holding tank top, first spliced pole 25 sets up rolling post 23's front side, second spliced pole 26 sets up the front side of first spliced pole 25, just second spliced pole 26 with rolling bottom plate 21 articulates, first connecting rod 27 is equipped with two, two first connecting rod 27 sets up the left and right sides at second spliced pole 26 top, and two first connecting rod 27 simultaneously with it is articulated to roll post 23, first connecting post 25 and second connecting post 26, second connecting rod 28 sets up the bottom of first connecting post 25, just second connecting rod 28 simultaneously with first connecting post 25 and roll pipe 24 are articulated, just the rear end of second connecting rod 28 is fixed and is provided with control panel 212, roll cylinder 22 and set up the bottom of control panel 212, just roll cylinder 22 the main shaft with control panel 212 is articulated.

During operation, the cylinder 22 that rolls is worked and is driven the control panel 212 reciprocates, and this moment the control panel 212 passes through second connecting rod 28 drives first spliced pole 25 reciprocates, because first spliced pole 25, second spliced pole 26 and the top of rolling post 23 are through two first connecting rod 27 transmission is connected, when first spliced pole 25 moves up, drives rolling post 23 moves up, and the same reason the cylinder 22 that rolls drives when the control panel 212 descends, drives rolling post 23 moves down, plays the effect of rolling the shaping to the hardware mould processing waste material in the pipe 24 that rolls.

Preferably, a feeding plate 211 is further disposed at the rear side of the rolling tube 24, one end of the feeding plate 211 is fixedly connected to the rolling tube 24, and the other end of the feeding plate 211 is fixedly connected to the screening housing 11 and located below the large waste discharge port 16.

Preferably, the rolling device 2 further includes two third connecting rods 29 and two fourth connecting rods 210, two third connecting rods 29 are disposed on the first connecting column 25 and located at the lower side of the first connecting rod 27, two ends of the third connecting rods 29 are respectively hinged to the first connecting column 25 and the rolling column 23, and the third connecting rods 29 are parallel to the first connecting rods 27.

The two fourth connecting rods 210 are arranged on the first connecting column 25 and on the upper side of the second connecting rod 28, two ends of the two fourth connecting rods 210 are hinged to the first connecting column 25 and the rolling pipe 24 respectively, and the fourth connecting rods 210 are parallel to the second connecting rod 28.

Preferably, smelting device 3 is including smelting a section of thick bamboo 31 and heating pipe 32, it sets up to smelt a section of thick bamboo 31 the bottom of screening casing 11, it is equipped with the uncovered ascending chamber that holds in the section of thick bamboo 31 to smelt, heating pipe 32 sets up smelt the inside of a section of thick bamboo 31, heating pipe 32 is used for helping smelt a section of thick bamboo 31 heating and smelt hardware mould processing waste material.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.