CN212707902U

CN212707902U - A extruder for tubular product production

Info

Publication number: CN212707902U
Application number: CN202020717684.8U
Authority: CN
Inventors: 陈杭波; 陈斌; 陈纪康
Original assignee: Beijing Alka Pipe Industry Co ltd
Current assignee: Beijing Alka Pipe Industry Co ltd
Priority date: 2020-05-06
Filing date: 2020-05-06
Publication date: 2021-03-16
Anticipated expiration: 2030-05-06

Abstract

The utility model relates to an extruder for producing pipes, which comprises a heating cylinder, wherein a feeding hopper communicated with the heating cylinder is fixedly connected on the heating cylinder, and a conveying device used for conveying materials into the feeding hopper is arranged beside the feeding hopper; conveying device sets up the conveying cylinder on the feeding hopper including the slope, the rigid coupling has rather than the discharging pipe of intercommunication on the global of conveying cylinder, the discharging pipe inserts in the feeding hopper, the rigid coupling has rather than the hopper of intercommunication on the conveying cylinder, the port of hopper is less than the port of feeding hopper, it is connected with the auger delivery pole that drives the material and rise to rotate along its length direction in the conveying cylinder, the upper end of conveying cylinder is provided with orders about auger delivery pole pivoted drive assembly. The utility model has the advantages that the staff of being convenient for adds the material to the feeding hopper.

Description

A extruder for tubular product production

Technical Field

The utility model relates to a tubular product production facility especially relates to an extruder for tubular product production.

Background

An extruder belongs to one of the types of plastic machinery and is important equipment on a pipe production line. The extruder is usually a single screw extruder or a twin screw extruder.

The existing extruder comprises an extruding body, a feeding hopper arranged on the extruding body and a control console for operating the extruding body to work, wherein the hopper is positioned above the extruding body.

The above prior art solutions have the following drawbacks: the height of the feeding opening of the hopper from the ground is usually higher than the height of a person, so that when people put granular materials into the feeding opening, the materials are added into the feeding opening by means of the heightening of foreign objects, and the feeding mode is very inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an extruder for tubular product production, which is not enough for the prior art, and has the advantage that the staff of being convenient for adds materials into the feeding hopper.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: an extruder for producing a pipe comprises a heating cylinder, wherein a feeding hopper communicated with the heating cylinder is fixedly connected to the heating cylinder, and a conveying device for conveying materials into the feeding hopper is arranged beside the feeding hopper; conveying device sets up the conveying cylinder on the feeding hopper including the slope, the rigid coupling has the discharging pipe rather than the intercommunication on the global of conveying cylinder, the discharging pipe inserts in the feeding hopper, the rigid coupling has the hopper rather than the intercommunication on the conveying cylinder, the port of hopper is less than the port of feeding hopper, it is connected with the auger delivery pole that drives the material and rise to rotate along its length direction in the conveying cylinder, the upper end of conveying cylinder is provided with orders about auger delivery pole pivoted drive assembly.

Through adopting above-mentioned technical scheme, when the staff need add the material in to the extruder, need start drive assembly, drive assembly orders about the auger delivery pole and rotates, then add the material in to the hopper, the material enters into in the feed cylinder, the material is along with the together gravity that rotates and overcome the material and descend of auger delivery pole, when the position department that the material rose to the discharging pipe, the material flows from the discharging pipe, enter into in the feeding hopper, the material loading operation to the extruder has been realized like this, and set up the hopper to be less than the feeding hopper, it is more convenient to make the staff add the material in the hopper, staff's working strength has been alleviateed.

The utility model discloses can further configure into: the drive assembly comprises a motor fixedly connected to the conveying cylinder, one end of the spiral conveying rod penetrates out of the upper end of the conveying cylinder, the output shaft of the motor and the penetrating end of the spiral conveying rod are fixedly connected with chain wheels coaxially, and a chain for realizing transmission between the two chain wheels is wound on the two chain wheels.

Through adopting above-mentioned technical scheme, the staff passes through starter motor, and the output shaft of motor rotates, drives the sprocket rotation to will rotate the sprocket that transmits to the auger delivery pole through the chain, thereby realize ordering about the rotation of auger delivery pole, overall structure is simple, and use chain drive to make the drive ratio stable, thereby make conveyor speed comparatively stable.

The utility model discloses can further configure into: be provided with the stirring subassembly that stirs the material on the hopper, the stirring subassembly is including setting up the cross support frame in hopper port department, and the central point of cross support frame puts the department rigid coupling and has driving motor, is provided with the (mixing) shaft with the coaxial rigid coupling of driving motor in the hopper, and the rigid coupling has stirring vane on the global of (mixing) shaft.

Through adopting above-mentioned technical scheme, the staff adds the mixture in to the hopper from the space of cross support frame, then starts driving motor, and driving motor drives the (mixing) shaft and rotates to drive stirring vane and rotate around the axis of (mixing) shaft, thereby realize stirring the mixture in the hopper, further promoted the mixed degree of mixture.

The utility model discloses can further configure into: all the rigid couplings have the picture peg of the vertical rectangular shape of laying on four terminal surfaces of cross support frame, and the cover is equipped with square pipe on the picture peg, and square pipe rigid coupling is on the lateral wall of hopper.

Through adopting above-mentioned technical scheme, realized being connected with dismantling of cross support frame and hopper, can upwards lifting the cross support frame, drive vertical board roll-off side pipe, and then lift (mixing) shaft and stirring vane together with the cross support frame to can shift out the hopper with stirring subassembly, when stirring vane takes place to damage, be convenient for maintain stirring vane like this.

The utility model discloses can further configure into: square manage and be provided with the card and establish the subassembly, the card is established the subassembly and is included and manage the drive plate that deviates from hopper one side parallel arrangement with square, the elastic card strip of rigid coupling on the drive plate, the card strip passes the lateral wall of square pipe and runs through the picture peg, the left and right sides of drive plate all is provided with the otic placode, be provided with the pivot rather than rotating the connection between two otic placodes, the pivot is located the below of card strip, the pivot rigid coupling is on the drive plate, the cover is equipped with in the pivot and is used for ordering about the torsional.

Through adopting above-mentioned technical scheme, the torsional spring orders about the drive plate and is in the state that is close to square pipe to make the card strip insert steadily and establish on square pipe and picture peg, thereby restriction picture peg slip square intraductal, produced vibration's influence when reducing the cross support frame and receiving stirring assembly operating condition weakens the stirring assembly and takes place irregular rocking, thereby plays the guard action to stirring vane.

The utility model discloses can further configure into: the driving plate is vertically provided with a bolt in threaded connection with the driving plate, the bolt is located between the clamping strip and the rotating shaft, and one end of the bolt abuts against the square tube.

Through adopting above-mentioned technical scheme, the staff increases the screw thread section length between drive plate and the side pipe through revolving the bolt, thereby increases the angle between drive plate and the side pipe, makes the drive plate rotate, and because the bolt tip is contradicted on square pipe, thereby has avoided the drive plate to receive the torsional force of torsional spring and close to square pipe again, makes the staff more convenient when dismantling or installing the cross support frame.

The utility model discloses can further configure into: and one end of the bolt facing the square tube is fixedly connected with a hemispherical lug.

By adopting the technical scheme, the smooth curved surface of the convex block is abutted against the square pipe, so that the friction resistance borne by a worker during bolt screwing is reduced, and meanwhile, the scraping noise is also reduced.

The utility model discloses can further configure into: the bolts are butterfly bolts.

By adopting the technical scheme, the bolt can be conveniently screwed by workers.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the feeding device comprises a heating cylinder, a feeding hopper, a conveying cylinder, a conveying screw rod, a discharging pipe, a hopper and a driving assembly, wherein the driving assembly drives the conveying screw rod to rotate, so that materials in the hopper are driven to ascend and slide into the feeding hopper from the discharging pipe, the feeding operation is completed, workers can conveniently add the materials into the hopper, and the working strength of the workers is reduced;

2. through stirring the subassembly, often be the mixture to the material, so the stirring subassembly can stir the mixture to adding the material in the hopper, improves the mixability of mixture.

Drawings

Fig. 1 is a schematic structural view of the whole of the present embodiment.

Fig. 2 is a schematic structural diagram of the conveying device in this embodiment.

Fig. 3 is a schematic structural diagram of the stirring assembly in the present embodiment.

Fig. 4 is a partially enlarged schematic view of a portion a in fig. 3.

Fig. 5 is a schematic structural diagram of the card assembly in the present embodiment.

In the figure, 1, a support frame body; 2. a heating cylinder; 4. a drive device; 5. a feeding hopper; 6. a conveying device; 61. a delivery cartridge; 62. a discharge pipe; 63. a hopper; 64. a screw conveying rod; 65. a drive assembly; 651. a motor; 652. a sprocket; 653. a chain; 7. a stirring assembly; 71. a cross support frame; 72. a drive motor; 73. a stirring shaft; 74. a stirring blade; 75. inserting plates; 76. a square tube; 8. clamping the assembly; 81. a drive plate; 82. clamping the strip; 83. an ear plate; 84. a rotating shaft; 85. a torsion spring; 86. a bolt; 87. chamfering; 88. and (4) a bump.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses an extruder for producing pipes, which comprises a support frame body 1 arranged on the ground, a heating cylinder 2 is arranged on the support frame body 1, a screw rod for extruding materials is arranged in the heating cylinder 2, a driving device 4 for driving the screw rod to rotate is arranged at one end of the heating cylinder 2, a feeding hopper 5 communicated with the heating cylinder 2 is fixedly connected on the heating cylinder 2, the feeding hopper 5 is positioned above the heating cylinder 2, a conveying device 6 for conveying the materials into a hopper 63 is arranged beside the support frame body 1, the conveying device 6 comprises a conveying cylinder 61 obliquely arranged on the feeding hopper 5, one end of the conveying cylinder 61 close to the feeding hopper 5 is higher than one end of the conveying cylinder 61 far away from the feeding hopper 5, a discharging pipe 62 communicated with the conveying cylinder 61 is fixedly connected on the peripheral surface of the conveying cylinder 61, the discharging pipe 62 is close to the upper end of the conveying cylinder 61 and is inserted into, the circumferential surface of the conveying cylinder 61 is fixedly connected with a hopper 63 communicated with the conveying cylinder, the port of the hopper 63 is lower than the port of the feeding hopper 5 and is close to the lower end of the conveying cylinder 61, a spiral conveying rod 64 for driving the material to ascend is rotatably connected in the conveying cylinder 61 along the length direction of the conveying cylinder, and the upper end of the conveying cylinder 61 is provided with a driving assembly 65 for driving the spiral conveying rod 64 to rotate.

When the staff need add the material to in the feeding hopper 5, need start drive assembly 65, drive assembly 65 orders about auger delivery pole 64 and rotates, then add the material to in the hopper 63, the material enters into in the feed cylinder 61, the material rotates and overcomes the gravity that the material descends along with auger delivery pole 64 together, when the material rises to the position department of discharging pipe 62, the material flows out from discharging pipe 62, enter into in the feeding hopper 5, the material loading operation to the extruder has been realized like this, and set up hopper 63 to be less than feeding hopper 5, it is more convenient to make the staff add the material in the hopper 63, staff's working strength has been alleviateed.

Referring to fig. 2, the driving assembly 65 includes a motor 651 fixedly connected to the conveying cylinder 61, an axis of an output shaft of the motor 651 is parallel to the length of the conveying cylinder 61, one end of the spiral conveying rod 64 penetrates through the upper end of the conveying cylinder 61, sprocket wheels 652 are coaxially and fixedly connected to the output shaft of the motor 651 and the penetrating end of the spiral conveying rod 64, and a chain 653 for realizing transmission between the two sprocket wheels 652 is wound around the two sprocket wheels 652; thus, the worker starts the motor 651, the output shaft of the motor 651 rotates to drive the chain wheel 652 to rotate, and the rotation is transmitted to the chain wheel 652 on the spiral conveying rod 64 through the chain 653, so that the rotation of the spiral conveying rod 64 is driven, the whole structure is simple, the transmission ratio is stable by using chain transmission, and the speed of the conveying device 6 is stable.

Because the materials added into the extruder are often mixed materials made of different materials, in order to improve the mixing degree of the mixed materials, the hopper 63 is provided with the stirring assembly 7, the stirring assembly 7 comprises a cross support frame 71 horizontally arranged at the port of the hopper 63, a driving motor 72 is fixedly connected at the central position of the upper surface of the cross support frame 71, an output shaft of the driving motor 72 penetrates through the cross support frame 71 and is coaxially and fixedly connected with a stirring shaft 73, and two groups of stirring blades 74 are symmetrically and fixedly connected on the peripheral surface of the stirring shaft 73; like this the staff adds the mixture in to hopper 63 from the space of cross support frame 71, then starts driving motor 72, and driving motor 72 drives (mixing) shaft 73 and rotates to drive stirring vane 74 and rotate around the axis of (mixing) shaft 73, thereby realize stirring the mixture in the hopper 63, further promoted the mixed degree of mixture.

Referring to fig. 3 and 4, after the stirring assembly 7 is used for a long time, the stirring blades 74 are often damaged and need to be maintained, and the stirring blades 74 are located in the hopper 63, so that a worker is inconvenient to maintain the stirring blades 74, the cross support frame 71 abuts against the upper end surface of the hopper 63, the four end surfaces of the cross support frame 71 are fixedly connected with strip-shaped insertion plates 75 (refer to fig. 5) which are vertically arranged, the insertion plates 75 are sleeved with square pipes 76, and the square pipes 76 are fixedly connected to the outer side wall of the hopper 63; the cross support frame 71 and the hopper 63 are detachably connected, the cross support frame 71 can be lifted upwards to drive the vertical plate to slide out of the square pipe 76, the stirring shaft 73 and the stirring blades 74 are lifted together with the cross support frame 71, and therefore the stirring assembly 7 can be moved out of the hopper 63, and the stirring assembly 7 is convenient to maintain.

Referring to fig. 4 and 5, in order to stabilize the connection between the cross support frame 71 and the hopper 63, reduce the vibration generated when the stirring assembly 7 (refer to fig. 3) works, and transmit the vibration to the cross support frame 71, so that the stirring assembly 7 generates irregular shaking, and the stirring blade 74 (refer to fig. 3) is easy to damage, a clamping assembly 8 is disposed on a side of the square tube 76 away from the hopper 63, the clamping assembly 8 includes a driving plate 81 disposed parallel to a side of the square tube 76 away from the hopper 63, an elastic clamping strip 82 is fixedly connected to a side of the driving plate 81 toward the square tube 76, the clamping strip 82 is close to an upper side of the driving plate 81, the clamping strip 82 penetrates through a side wall of the square tube 76 and penetrates through the insertion plate 75, the left and right sides of the driving plate 81 are provided with lug plates 83, the lug plates 83 are close to a lower side of the driving plate 81 and fixedly connected to the square tube 76, a, the rotating shaft 84 is fixedly connected to the driving plate 81, a torsion spring 85 is sleeved on the rotating shaft 84, one end of the torsion spring 85 is fixedly connected to the ear plate 83, and the other end of the torsion spring 85 is fixedly connected to the driving plate 81 and used for driving the driving plate 81 to be close to the square pipe 76; the driving plate 81 is driven by the torsion spring 85 to be in a state of being close to the square pipe 76, so that the clamping strip 82 is stably inserted on the square pipe 76 and the inserting plate 75, the sliding of the inserting plate 75 in the square pipe 76 is limited, and the influence of the vibration generated when the cross-shaped supporting frame 71 is in the working state of the stirring assembly 7 is reduced.

Referring to fig. 4 and 5, when a worker needs to detach the cross support frame 71 from the hopper 63, the worker needs to toggle the driving plate 81 to rotate, so that the driving plate 81 is driven to be away from the square pipe 76, the clamping strip 82 is driven to be separated from the square pipe 76 and the inserting plate 75, the limitation that the clamping strip 82 limits the inserting plate 75 to slide in the square pipe 76 is removed, in order to facilitate the worker to toggle the driving plate 81 to be away from the square pipe 76, a bolt 86 is arranged on the driving plate 81 and perpendicular to the side, away from the square pipe 76, of the driving plate 81, the bolt 86 is located between the clamping strip 82 and the rotating shaft 84 and is in threaded connection with the driving; like this the staff through twisting bolt 86, increase the thread section length between drive plate 81 and the square pipe 76 to increase the angle between drive plate 81 and the square pipe 76, make drive plate 81 rotate, and because the butt of bolt 86 tip is contradicted on square pipe 76, thereby avoided drive plate 81 to receive torsional force of torsional spring 85 and be close to square pipe 76 again, make the staff more convenient when dismantling or installing cross support frame 71.

Referring to fig. 5, when the cross-shaped support frame 71 is installed, the driving plate 81 rotates and gradually approaches the square pipe 76, and in order to make the clamping strip 82 on the driving plate 81 easier to insert into the insert plate 75, a chamfer 87 is formed on the edge of one surface of the clamping strip 82, which faces away from the driving plate 81; chamfer 87 has the function of guiding the insertion of clip strip 82 when clip strip 82 is inserted onto insert plate 75.

Referring to fig. 5, when a worker screws the bolt 86, one end of the bolt 86 facing the square tube 76 is always in collision with the square tube 76, so that large friction is generated and harsh scraping noise is generated, a hemispherical protrusion 88 is fixedly connected to one end of the bolt 86 facing the square tube 76, and the smooth curved surface of the protrusion 88 abuts against the square tube 76, so that the frictional resistance received by the worker when the worker screws the bolt 86 is reduced, and the scraping noise is also reduced.

Referring to fig. 4, in order to facilitate the worker to screw the bolts 86, the bolts 86 are wing bolts 86.

The implementation principle of the embodiment is as follows: when a worker needs to add materials into the feeding hopper 635, the worker adds the materials into the hopper 63 from the gap of the cross-shaped support frame 71, then the driving motor 72 is started, the driving motor 72 drives the stirring shaft 73 to rotate, so that the stirring blades 74 are driven to rotate around the axis of the stirring shaft 73, so that the mixture in the hopper 63 is stirred, then the motor 651 is started, the output shaft of the motor 651 rotates, the chain wheel 652 rotates, the rotation is transmitted to the chain wheel 652 on the spiral conveying rod 64 through the chain 653, so that the rotation of the spiral conveying rod 64 is driven, the materials rotate along with the spiral conveying rod 64 and overcome the gravity of the descending of the materials, when the materials ascend to the position of the discharge pipe 62, the materials flow out of the discharge pipe 62 and enter the feeding hopper 5, and the feeding operation of the extruder is achieved.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an extruder for tubular product production, includes cartridge heater (2), the rigid coupling has rather than feeding hopper (5) of intercommunication on cartridge heater (2), its characterized in that: a conveying device (6) for conveying materials into the feeding hopper (5) is arranged beside the feeding hopper (5); conveying device (6) are including slope setting transport cylinder (61) on feeding hopper (5), the rigid coupling has discharging pipe (62) rather than the intercommunication on transport cylinder (61) global, discharging pipe (62) are inserted in feeding hopper (5), the rigid coupling has hopper (63) rather than the intercommunication on transport cylinder (61), the port of hopper (63) is less than the port of feeding hopper (5), it is connected with auger delivery pole (64) that drive the material and rise to rotate along its length direction in transport cylinder (61), the upper end of transport cylinder (61) is provided with drives auger delivery pole (64) pivoted drive assembly (65).

2. An extruder for the production of pipes according to claim 1, characterized in that: the driving assembly (65) comprises a motor (651) fixedly connected to the conveying cylinder (61), one end of the spiral conveying rod (64) penetrates out of the upper end of the conveying cylinder (61), the output shaft of the motor (651) and the penetrating end of the spiral conveying rod (64) are coaxially and fixedly connected with chain wheels (652), and chains (653) for realizing transmission between the two chain wheels (652) are wound on the two chain wheels (652).

3. An extruder for the production of pipes according to claim 1, characterized in that: be provided with on hopper (63) and carry out stirring subassembly (7) that stir the material, stirring subassembly (7) are including setting up cross support frame (71) in hopper (63) port department, and the central point of cross support frame (71) puts the department rigid coupling and has driving motor (72), is provided with in hopper (63) with (mixing) shaft (73) of the coaxial rigid coupling of driving motor (72), and the rigid coupling has stirring vane (74) on (mixing) shaft (73) global.

4. An extruder for the production of pipes according to claim 3, characterized in that: all the rigid couplings are connected with a vertical strip-shaped inserting plate (75) arranged on four end faces of the cross supporting frame (71), a square pipe (76) is sleeved on the inserting plate (75), and the square pipe (76) is fixedly connected on the outer side wall of the hopper (63).

5. An extruder for the production of pipes according to claim 4, characterized in that: square pipe (76) are last to be provided with the card and to establish subassembly (8), the card is established subassembly (8) and is included deviating from drive plate (81) of hopper (63) one side parallel arrangement with square pipe (76), elastic card strip (82) of rigid coupling is gone up in drive plate (81), card strip (82) pass the lateral wall of square pipe (76) and run through picture peg (75), the left and right sides of drive plate (81) all is provided with otic placode (83), be provided with pivot (84) rather than rotating the connection between two otic placodes (83), pivot (84) are located the below of card strip (82), pivot (84) rigid coupling is on drive plate (81), the cover is equipped with torsional spring (85) that are used for driving about drive plate (81) and are close to square pipe (76) on pivot (84).

6. An extruder for the production of pipes according to claim 5, characterized in that: the driving plate (81) is vertically provided with a bolt (86) in threaded connection with the driving plate, the bolt (86) is positioned between the clamping strip (82) and the rotating shaft (84), and one end of the bolt (86) abuts against the square tube (76).

7. An extruder for the production of pipes according to claim 6, characterized in that: one end of the bolt (86) facing the square pipe (76) is fixedly connected with a hemispherical lug (88).

8. An extruder for the production of pipes according to claim 7, characterized in that: the bolts (86) are butterfly bolts.