阅读说明：本技术 一种塑料棒材热压挤出装置 (Plastic rod hot-pressing extrusion device ) 是由 杨成刚 于 2020-10-30 设计创作，主要内容包括：本发明公开了一种塑料棒材热压挤出装置,两根所述连接杆分别与所述外环固定连接,每个所述夹持板均呈圆弧结构设置,所述外环上设置有两个通孔,每个所述连接轴分别与一个所述夹持板固定连接,并贯穿一个所述通孔所述第一固定板和所述第二固定板均套设在所述连接轴的外表面,所述第一固定板和所述第二固定板的两端均设置有所述连接块,所述第一固定板上的所述连接块和所述第二固定板上的所述连接块螺栓连接,拧动所述连接块上的螺栓,拉动所述连接轴,将两个所述夹持板的位置调整到与所述口模对应的位置,使得塑料棒材位于两个所述夹持板之间,对塑料棒材起到一个支撑的作用,使得塑料棒材因不会受到重力影响,导致变形弯曲。(The invention discloses a plastic bar hot-pressing extrusion device, wherein two connecting rods are respectively and fixedly connected with an outer ring, each clamping plate is arranged in a circular arc structure, two through holes are formed in the outer ring, each connecting shaft is respectively and fixedly connected with one clamping plate and penetrates through one through hole, a first fixing plate and a second fixing plate are respectively sleeved on the outer surface of each connecting shaft, connecting blocks are arranged at two ends of the first fixing plate and the second fixing plate, the connecting blocks on the first fixing plate and the connecting blocks on the second fixing plate are connected through bolts, the bolts on the connecting blocks are screwed, the connecting shafts are pulled, the positions of the two clamping plates are adjusted to the positions corresponding to a mouth mold, so that a plastic bar is positioned between the two clamping plates and plays a role of supporting the plastic bar, so that the plastic bars can not be influenced by gravity to cause deformation and bending.)

1. A hot-pressing extrusion device for plastic bars, which is characterized in that,

the device comprises a first support frame, a hopper, an extruder, a port die and a clamping mechanism, wherein the first support frame is detachably connected with the extruder and is positioned below the extruder, a feed inlet is formed in the extruder, the hopper is detachably connected with the extruder and is positioned on one side of the extruder, which is far away from the first support frame, and corresponds to the feed inlet, the port die is detachably connected with the extruder and corresponds to the output end of the extruder, the clamping mechanism is fixedly connected with the extruder and is positioned at one end of the extruder, which is close to the port die, and corresponds to the port die, the clamping mechanism comprises two connecting rods, an outer ring, two connecting pieces and two clamping plates, the connecting rods are respectively arranged on two sides of the extruder, and are respectively and fixedly connected with the outer ring, the outer loop is located two between the connecting rod, and is located two the connecting rod is kept away from the one end of extruder, every the grip block all is the circular arc structure setting, be provided with two through-holes on the outer loop, every the connecting piece respectively with one grip block fixed connection, and run through one the through-hole, every the connecting piece includes connecting axle and mounting, the connecting axle is close to one of the outer loop outside is served the cover and is equipped with the mounting, the mounting includes first fixed plate, second fixed plate and connecting block, first fixed plate with the second fixed plate is all established the cover is established the surface of connecting axle, first fixed plate with the both ends of second fixed plate all are provided with the connecting block, on the first fixed plate the connecting block with on the second fixed plate connecting block bolted connection.

2. A hot extrusion apparatus for plastic bars according to claim 1,

the connecting shaft is provided with a plurality of clamping grooves, clamping blocks are arranged at two ends of the first fixing plate and the second fixing plate, and the clamping blocks are matched with the clamping grooves.

3. A hot extrusion apparatus for plastic bars according to claim 1,

the plastic bar hot-pressing extrusion device further comprises a cooling mechanism, the cooling mechanism comprises a pool body, a water pump, a second support frame, a water tank and a shunting mechanism, the pool body is located, the first support frame is close to one end of the clamping mechanism, a water inlet pipe is arranged on the pool body, the water inlet pipe is connected with an external water source, the water pump is arranged on the pool body, the second support frame is fixedly connected with the pool body and is located above the pool body, the water tank is fixedly connected with the second support frame and is located above the second support frame and above the clamping mechanism, a water outlet is formed in the water tank, the shunting mechanism is fixedly connected with the water tank and is located below the water tank and corresponds to the water outlet, and the shunting mechanism is located above the clamping mechanism.

4. A hot extrusion apparatus for plastic bars according to claim 3,

the reposition of redundant personnel mechanism includes the connecting pipe and divides the fluid, the connecting pipe with basin fixed connection, divide the fluid with connecting pipe fixed connection, and be located the connecting pipe is kept away from the one end of basin, divide the fluid to be the setting of cavity cuboid structure, the bottom that divides the fluid is provided with a plurality of apopores.

5. A hot extrusion apparatus for plastic bars according to claim 3,

the plastic bar hot-pressing extrusion device further comprises a reservoir, the reservoir is fixedly connected with the pool body and located at one end, far away from the first support frame, of the pool body, a through hole is formed in the reservoir, and the through hole corresponds to the clamping mechanism.

6. A hot extrusion apparatus for plastic bars according to claim 1,

the clamping mechanism further comprises two curved plates, each curved plate is fixedly connected with one of the clamping plates and is positioned at one end, close to the neck mold, of each clamping plate, and the calibers of the two curved plates are arranged from large to small.

Technical Field

The invention relates to the technical field of plastic product processing, in particular to a hot-pressing extrusion device for plastic bars.

Background

Plastic rods generally refer to solid cylinders, where we refer to solid squares, diamonds, and triangles as rods. The plastic bar is mainly used for processing plastic gears, bolts, bearings, pads and other parts on a metal cutting machine tool like round steel. The plastic used for extrusion molding of the bar material comprises polyamide, polyformaldehyde, polycarbonate, ABS, polyphenyl ether, polysulfone, polyethylene, polypropylene, polyvinyl chloride, organic glass and the like. At present, the processing and production of plastic bars mostly depend on hot-pressing extrusion molding, namely, raw materials are hot-melted at high temperature and then are extruded and molded. However, the existing extrusion device for plastic bars is easy to deform and bend due to the self weight of the plastic bars during discharging, so that the bars are easy to break.

Disclosure of Invention

The invention aims to provide a plastic bar hot-pressing extrusion device, and aims to solve the technical problem that the existing plastic bar extrusion device in the prior art is easy to deform and bend due to the self weight of a plastic bar during discharging, so that the bar is easy to break.

In order to achieve the purpose, the invention adopts a plastic bar hot-pressing extrusion device, which comprises a first support frame, a hopper, an extruder, a port die and a clamping mechanism, wherein the first support frame is detachably connected with the extruder and is positioned below the extruder, a feed inlet is arranged on the extruder, the hopper is detachably connected with the extruder and is positioned at one side of the extruder far away from the first support frame and corresponds to the feed inlet, the port die is detachably connected with the extruder and corresponds to the output end of the extruder, the clamping mechanism is fixedly connected with the extruder and is positioned at one end of the extruder close to the port die and corresponds to the port die, the clamping mechanism comprises two connecting rods, an outer ring, two connecting pieces and two clamping plates, the connecting rods are respectively arranged at two sides of the extruder, the two connecting rods are respectively and fixedly connected with the outer ring, the outer ring is positioned between the two connecting rods, and is positioned at one end of the two connecting rods far away from the extruder, each clamping plate is arranged in an arc structure, two through holes are arranged on the outer ring, each connecting piece is fixedly connected with one clamping plate respectively, each connecting piece comprises a connecting shaft and a fixing piece, the fixing piece is sleeved at one end of the connecting shaft, which is close to the outer side of the outer ring, the fixing piece comprises a first fixing plate, a second fixing plate and a connecting block, the first fixing plate and the second fixing plate are sleeved on the outer surface of the connecting shaft, the two ends of the first fixing plate and the second fixing plate are provided with the connecting blocks, and the connecting blocks on the first fixing plate are connected with the connecting blocks on the second fixing plate through bolts.

The connecting shaft is provided with a plurality of clamping grooves, clamping blocks are arranged at two ends of the first fixing plate and the second fixing plate, and the clamping blocks are matched with the clamping grooves.

Wherein, plastic rod hot pressing extrusion device still includes cooling mechanism, cooling mechanism includes cell body, water pump, second support frame, basin and reposition of redundant personnel mechanism, the cell body is located first support frame is close to fixture's one end, be provided with the inlet tube on the cell body, the inlet tube is connected with external water source, be provided with on the cell body the water pump, the second support frame with cell body fixed connection, and be located the top of cell body, the basin with second support frame fixed connection, and be located the top of second support frame, and be located fixture's top, be provided with the outlet on the basin, reposition of redundant personnel mechanism with basin fixed connection, and be located the below of basin, and with the outlet is corresponding, reposition of redundant personnel mechanism is located fixture's top.

Wherein, reposition of redundant personnel mechanism includes connecting pipe and reposition of redundant personnel, the connecting pipe with basin fixed connection, reposition of redundant personnel with connecting pipe fixed connection, and be located the connecting pipe is kept away from the one end of basin, the reposition of redundant personnel is the setting of cavity cuboid structure, the bottom of reposition of redundant personnel is provided with a plurality of apopores.

The plastic bar hot-pressing extrusion device further comprises a reservoir, the reservoir is fixedly connected with the pool body and located at one end, far away from the first support frame, of the pool body, a through hole is formed in the reservoir, and the through hole corresponds to the clamping mechanism.

The clamping mechanism further comprises two curved plates, each curved plate is fixedly connected with one clamping plate and is located at one end, close to the neck mold, of each clamping plate, and the calibers of the two curved plates are arranged from large to small.

The invention has the beneficial effects that: the connecting rods are respectively arranged on two sides of the extruder, the two connecting rods are respectively fixedly connected with the outer ring, the outer ring is positioned between the two connecting rods and is positioned at one end of the two connecting rods far away from the extruder, each clamping plate is arranged in a circular arc structure, two through holes are arranged on the outer ring, each connecting piece is respectively fixedly connected with one clamping plate and penetrates through one through hole, each connecting piece comprises a connecting shaft and a fixing piece, the fixing piece is sleeved on one end of the connecting shaft close to the outer side of the outer ring and comprises a first fixing plate, a second fixing plate and a connecting block, the first fixing plate and the second fixing plate are sleeved on the outer surface of the connecting shaft, and the connecting blocks are arranged at two ends of the first fixing plate and the second fixing plate, the connecting block on the first fixing plate is connected with the connecting block on the second fixing plate through a bolt, the bolt on the connecting block is screwed, the connecting shaft is pulled, the positions of the two clamping plates are adjusted to the positions corresponding to the mouth mold, so that the plastic bars are positioned between the two clamping plates, a supporting effect is realized on the plastic bars, and the plastic bars are not influenced by gravity and are deformed and bent.

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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural view of a hot-press extrusion apparatus for plastic bars according to the present invention.

Fig. 2 is a schematic view of the structure of the present invention without the water reservoir installed.

Fig. 3 is a schematic view of the structure of the connector of the present invention.

1-a first support frame, 2-a hopper, 3-an extruder, 4-a mouth mold, 5-a connecting rod, 6-an outer ring, 7-a connecting piece, 8-a clamping plate, 9-a connecting shaft, 10-a fixing piece, 11-a first fixing plate, 12-a second fixing plate, 13-a connecting block, 14-a clamping groove, 15-a clamping block, 16-a tank body, 17-a water pump, 18-a second support frame, 19-a water tank, 20-a water inlet pipe, 21-a connecting pipe, 22-a shunting body, 23-a water storage tank, 24-a through hole, 25-a curved plate, 26-a support piece, 27-a fixed shaft and 28-a supporting block.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1 to 3, the present invention provides a plastic bar hot-pressing extrusion apparatus, including a first support frame 1, a hopper 2, an extruder 3, a die 4 and a clamping mechanism, wherein the first support frame 1 is detachably connected to the extruder 3 and is located below the extruder 3, a feed port is provided on the extruder 3, the hopper 2 is detachably connected to the extruder 3 and is located on one side of the extruder 3 away from the first support frame 1 and corresponds to the feed port, the die 4 is detachably connected to the extruder 3 and corresponds to an output end of the extruder 3, the clamping mechanism is fixedly connected to the extruder 3 and is located at one end of the extruder 3 close to the die 4 and corresponds to the die 4, the clamping mechanism includes two connecting rods 5, an outer ring 6, two connecting pieces 7 and two clamping plates 8, the connecting rods 5 are respectively arranged on two sides of the extruder, the two connecting rods 7 are respectively fixedly connected with the outer ring 6, the outer ring 6 is positioned between the two connecting rods 5 and is positioned at one end of the two connecting rods 5 far away from the extruder 3, each clamping plate 8 is arranged in a circular arc structure, two through holes are arranged on the outer ring 6, each connecting piece 7 is respectively fixedly connected with one clamping plate 8 and penetrates through one through hole, each connecting piece 7 comprises a connecting shaft 9 and a fixing piece 10, the fixing piece 10 is sleeved on one end of the connecting shaft 9 close to the outer side of the outer ring 6, each fixing piece 10 comprises a first fixing plate 11, a second fixing plate 12 and a connecting block 13, the first fixing plate 11 and the second fixing plate 12 are both sleeved on the outer surface of the connecting shaft 9, and the connecting blocks 13 are arranged at two ends of the first fixing plate 11 and the second fixing plate 12, the connecting block 13 of the first fixing plate 11 is bolted to the connecting block 13 of the second fixing plate 12.

In this embodiment, the hopper 2 is detachably connected to the extruder 3 and corresponds to the feed inlet, the die 4 is detachably connected to the extruder 3 and corresponds to the output end of the extruder 3, the two sides of the extruder are respectively provided with the connecting rods 5, the two connecting rods 7 are respectively fixedly connected to the outer ring 6, the outer ring 6 is located between the two connecting rods 5, each clamping plate 8 is arranged in an arc structure, the outer ring 6 is provided with two through holes, each connecting member 7 is respectively fixedly connected to one clamping plate 8 and penetrates through one through hole, the fixing member 10 is sleeved on one end of the connecting shaft 9 close to the outer side of the outer ring 6, the first fixing plate 11 and the second fixing plate 12 are both sleeved on the outer surface of the connecting shaft 9, and the connecting blocks 13 are respectively arranged at the two ends of the first fixing plate 11 and the second fixing plate 12, the connecting block 13 on the first fixing plate 11 is connected with the connecting block 13 on the second fixing plate 12 through a bolt, raw materials enter the extruder 3 through the hopper 2, the raw materials are conveyed forwards by the rotation of the screw rod in the extruder 3, the materials are heated by the charging barrel and are subjected to the shearing and compression actions brought by the screw rod in the forward movement process to be melted, then, a plastic bar with a cross section similar to that of the neck ring mold 4 is formed according to the neck ring mold 4, the bolt on the connecting block 13 is screwed, the connecting shaft 9 is pulled, the positions of the two clamping plates 8 are adjusted to the positions corresponding to the neck ring mold 4, so that the plastic bar is positioned between the two clamping plates 8, the plastic bar is supported, so that the plastic bar is not influenced by gravity and is deformed and bent.

Furthermore, a plurality of clamping grooves 14 are formed in the connecting shaft 9, clamping blocks 15 are arranged at two ends of the first fixing plate 11 and the second fixing plate 12, and the clamping blocks 15 are matched with the clamping grooves 14.

In this embodiment, when the position of the clamping plate 8 is adjusted according to the size of a produced bar, the position of the fixing member 10 on the connecting shaft 9 needs to be adjusted, the connecting shaft 9 is provided with a plurality of clamping grooves 14, and the two ends of the first fixing plate 11 and the second fixing plate 12 are both provided with clamping blocks 15, so that when the position of the fixing member 10 is adjusted, the clamping blocks 15 always correspond to the clamping grooves 14, and the mechanism of the clamping mechanism is firmer.

Furthermore, the plastic bar hot-pressing extrusion device further comprises a cooling mechanism, the cooling mechanism comprises a pool body 16, a water pump 17, a second support frame 18, a water tank 19 and a diversion mechanism, the pool body 16 is located at one end of the first support frame 1 close to the clamping mechanism, a water inlet pipe 20 is arranged on the pool body 16, the water inlet pipe 20 is connected with an external water source, the water pump 17 is arranged on the pool body 16, the second support frame 18 is fixedly connected with the pool body 16 and located above the pool body 16, the water tank 19 is fixedly connected with the second support frame 18 and located above the clamping mechanism, a water outlet is arranged on the water tank 19, the diversion mechanism is fixedly connected with the water tank 19 and located below the water tank 19 and corresponds to the water outlet, the shunting mechanism is positioned above the clamping mechanism.

In this embodiment, the water tank 19 is located above the tank body 16, the water pump 17 conveys water in the tank body 16 to the water tank 19, and the diversion mechanism is right for the clamping mechanism continuously lowers the water level, so that the plastic bars between the two clamping plates 8 are cooled, and the plastic rate of the plastic bars is increased.

Further, reposition of redundant personnel mechanism includes connecting pipe 21 and reposition of redundant personnel 22, connecting pipe 21 with 19 fixed connection of basin, reposition of redundant personnel 22 with connecting pipe 21 fixed connection, and be located connecting pipe 21 is kept away from the one end of basin 19, reposition of redundant personnel 22 is the setting of cavity cuboid structure, the bottom of reposition of redundant personnel 22 is provided with a plurality of apopores.

In this embodiment, flow distribution body 22 is the setting of cavity cuboid structure, and with fixture is corresponding, water in the basin 19 passes through connecting pipe 21 flows in flow distribution body 22, through flow distribution body 22's delivery port is right fixture lasts precipitation, and is to being located two plastic rod between grip block 8 cools down for plasticity.

Further, plastic rod hot pressing extrusion device still includes cistern 23, cistern 23 with cell body 16 fixed connection, and be located cell body 16 keeps away from the one end of first support frame 1, be provided with through hole 24 on the cistern 23, through hole 24 with clamping mechanism is corresponding.

In this embodiment, the cistern 23 the through hole 24 with fixture corresponds, and the plastic rod process fixture's auxiliary stay, and through after the one-step cooling of cooling mechanism, through the through hole 24 gets into in the cistern 23, carry out the secondary cooling for the cooling effect is better.

Further, the clamping mechanism further comprises two curved plates 25, each curved plate 25 is fixedly connected with one clamping plate 8 and is located at one end, close to the mouth mold 4, of the clamping plate 8, and the calibers of the two curved plates 25 are arranged from large to small.

In this embodiment, the plastic rod produced by hot pressing of the extruder 3 enters two clamping plates 8 through two curved plates 25, and the caliber of each curved plate 25 is set from large to small, so that the plastic rod slides to two clamping plates 8 to make the plastic rod smoother.

Further, the plastic bar hot-pressing extrusion device further comprises a support member 26, the pool body 16 and the water storage tank 23 are both provided with a plurality of support members 26, and the support members 26 correspond to the output end of the mouth mold 4.

In the present embodiment, the plastic bar produced by hot pressing in the extruder 3 is located above the supporting member 26, and the plastic bar is no longer deformed due to the influence of gravity by the auxiliary support of the supporting member 26.

Further, each of the supporting members 26 includes a fixing shaft 27 and two supporting blocks 28, two ends of the fixing shaft 27 are fixedly connected to the inner wall of the tank body 16 or the water reservoir 23, the fixing shaft 27 is provided with two corresponding supporting blocks 28, and each of the supporting blocks 28 is arranged in a curved circular truncated cone structure.

In this embodiment, the fixed shaft 27 is fixedly connected to the inner wall of the tank body 16 or the water storage tank 23, so that the structure is more firm, the two supporting blocks 28 are both in the shape of a curved circular truncated cone, and the smaller ends of the table diameters abut against each other, so that a smooth included angle is formed between the two supporting pieces 26, and a better supporting effect is exerted on plastic bars after plasticity.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.