阅读说明：本技术 一种挤压机用送料装置 (Feeding device for extruder ) 是由 武永星 孙海艳 刘永 刘欢 于 2020-05-29 设计创作，主要内容包括：一种挤压机用送料装置,包括送料组件和夹紧组件,所述送料组件和夹紧组件之间设有导柱,所述夹紧组件可以沿着导柱移动；所述进料装置包括送料组件和夹紧组件,所述送料组件包括支架、端板、滑块和送料油缸,所述滑块上设有相互配合的固定夹和活动夹,所述活动夹通过连杆机构与送料油缸连接；所述夹紧组件包括平行设置的第一固定板和第二固定板,所述第一固定板和第二固定板之间设有行进油缸,所述第一固定板的顶端固定设有第一夹紧油缸,所述第一夹紧油缸与夹臂连接。此挤压机用送料装置可以实现自动送料,并把钢筋自动夹紧,便于挤压装置对钢筋进行挤压操作。(A feeding device for an extruder comprises a feeding assembly and a clamping assembly, wherein a guide pillar is arranged between the feeding assembly and the clamping assembly, and the clamping assembly can move along the guide pillar; the feeding device comprises a feeding assembly and a clamping assembly, the feeding assembly comprises a support, an end plate, a sliding block and a feeding oil cylinder, a fixed clamp and a movable clamp which are matched with each other are arranged on the sliding block, and the movable clamp is connected with the feeding oil cylinder through a connecting rod mechanism; the clamping assembly comprises a first fixing plate and a second fixing plate which are arranged in parallel, an advancing oil cylinder is arranged between the first fixing plate and the second fixing plate, a first clamping oil cylinder is fixedly arranged at the top end of the first fixing plate, and the first clamping oil cylinder is connected with the clamping arm. The feeding device for the extruder can realize automatic feeding, automatically clamp the reinforcing steel bars, and facilitate the extrusion operation of the extruding device on the reinforcing steel bars.)

1. The utility model provides a material feeding unit for extruder which characterized in that: the device comprises a feeding component (2) and a clamping component (3), wherein a guide post (6) is arranged between the feeding component (2) and the clamping component (3), and the clamping component (3) can move along the guide post (6);

the feeding assembly (2) comprises a support (21), an end plate (22), a sliding block (24) and a feeding oil cylinder (27), wherein the two sides of the end plate (22) are respectively fixedly connected with one support (21), a sliding rod (23) is arranged above the support (21), the head of the sliding rod (23) is fixedly connected with the end plate (22), the sliding rod (23) penetrates through the sliding block (24), the sliding block (24) can move back and forth along the sliding rod (23), a fixing clamp (25) and a movable clamp (26) which are matched with each other are arranged on the sliding block (24), the fixing clamp (25) is fixedly arranged on the sliding block (24), the movable clamp (26) is rotatably arranged on the sliding block (24), and the movable clamp (26) is connected with the feeding oil cylinder (27) through a connecting rod mechanism (28);

the clamping assembly (3) comprises a first fixing plate (31) and a second fixing plate (32) which are arranged in parallel, the first fixing plate (31) is fixedly connected with the support leg (8), a traveling oil cylinder (33) is arranged between the first fixing plate (31) and the second fixing plate (32), a cylinder body of the traveling oil cylinder (33) is fixedly connected with the first fixing plate (31), a telescopic arm of the traveling oil cylinder (33) is fixedly connected with the second fixing plate (32), a first clamping oil cylinder (34) is fixedly arranged at the top end of the first fixing plate (31), the first clamping oil cylinder (34) is connected with a clamping arm (35), two clamping jaws (351) are arranged at the lower part of the clamping arm (35), two first clamping blocks (37) are symmetrically arranged at the middle part of the first fixing plate (31), clamping grooves are formed in the first clamping blocks (37), and the clamping jaws (351) extend into the clamping grooves, the first fixing plate (31) is fixedly provided with a connecting block (36), the connecting block (36) is hinged with a clamping arm (35), the contact surface of the first clamping block (37) and the inner surface of the first fixing plate (31) is an inward inclined surface, one side of the second fixing plate (32) far away from the first fixing plate (31) is oppositely and fixedly provided with two second clamping oil cylinders (38), the two second clamping oil cylinders (38) are transversely arranged, and telescopic arms of the two second clamping oil cylinders (38) are respectively connected with the second clamping block (39);

the guide post (6) penetrates through the first fixing plate (31) and the second fixing plate (32).

2. The feeding device for the extruder as set forth in claim 1, wherein: the link mechanism (28) comprises a first link (281) and a second link (282), one end of the first link (281) is connected with the feeding oil cylinder (27) through a first pin shaft (283), the other end of the first link (281) is connected with the second link (282), the second link (282) is fixedly connected with the lower portion of a second pin shaft (284), the second pin shaft (284) penetrates through the sliding block (24), and the upper portion of the second pin shaft (284) is fixedly connected with the movable clamp (26).

3. The feeding device for the extruder as set forth in claim 2, wherein: the link mechanism (28) further comprises an extension spring (285), one end of the extension spring (285) is connected with the end plate (22), and the other end of the extension spring (285) is connected with the first pin shaft (283).

4. The feeding device for the extruder as set forth in claim 1, wherein: the guide posts (6) are distributed uniformly along the same circumference.

5. The feeding device for the extruder as set forth in claim 1, wherein: and a plurality of inward concave stripes (29) are arranged on one sides of the fixed clamp (25) and the movable clamp (26) for clamping the reinforcing steel bars (7).

6. The feeding device for the extruder as set forth in claim 1, wherein: one side of the movable clamp (26) for clamping the steel bar (7) is provided with an arc section, and the arc section is positioned at the front part of the movable clamp (26).

Technical Field

The invention belongs to the technical field of cold extruders, and particularly relates to a feeding device for an extruder.

Background

The steel bar and sleeve extrusion connection is characterized in that two steel bars to be connected are inserted into the sleeve, the sleeve is extruded by equipment to generate plastic deformation, and the steel bars and the sleeve are occluded into a whole after the plastic deformation. The prior art adopts a manual feeding mode, has low automation degree and high labor cost, and cannot realize automatic feeding and clamp the reinforcing steel bars.

Disclosure of Invention

The invention aims to provide a feeding device for an extruder, which solves the problems in the background technology.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows: a feeding device for an extruder comprises a feeding assembly and a clamping assembly, wherein a guide pillar is arranged between the feeding assembly and the clamping assembly, and the clamping assembly can move along the guide pillar;

the feeding device comprises a feeding component and a clamping component, the feeding component comprises a support, an end plate, a sliding block and a feeding oil cylinder, two sides of the end plate are respectively fixedly connected with one support, a sliding rod is arranged above the support, the head of the sliding rod is fixedly connected with the end plate, the sliding rod penetrates through the sliding block, the sliding block can move back and forth along the sliding rod, a fixing clamp and a movable clamp which are mutually matched are arranged on the sliding block, the fixing clamp is fixedly arranged on the sliding block, the movable clamp is rotatably arranged on the sliding block, and the movable clamp is connected with the feeding oil cylinder through a connecting rod mechanism;

the clamping assembly comprises a first fixing plate and a second fixing plate which are arranged in parallel, the first fixing plate is fixedly connected with a supporting leg, a traveling oil cylinder is arranged between the first fixing plate and the second fixing plate, the cylinder body of the traveling oil cylinder is fixedly connected with the first fixing plate, the telescopic arm of the traveling oil cylinder is fixedly connected with the second fixing plate, a first clamping oil cylinder is fixedly arranged at the top end of the first fixing plate and is connected with a clamping arm, two clamping jaws are arranged at the lower part of the clamping arm, two first clamping blocks are symmetrically arranged at the middle part of the first fixing plate, clamping grooves are formed in the first clamping blocks, the clamping jaws extend into the clamping grooves, a connecting block is fixedly arranged on the first fixing plate and is hinged with the clamping arm, the contact surface of the inner surfaces of the first clamping blocks and the first fixing plate is an inward inclined plane, and two second clamping oil cylinders are relatively and fixedly arranged on one side of the second fixing plate far away from the first fixing plate, the two second clamping oil cylinders are transversely arranged, and telescopic arms of the two second clamping oil cylinders are respectively connected with the second clamping blocks;

the guide post passes through the first fixing plate and the second fixing plate.

On the basis of the above scheme and as a preferred scheme of the above scheme, the link mechanism includes a first link and a second link, one end of the first link is connected with the feeding cylinder through a first pin shaft, the other end of the first link is connected with the second link, the second link is fixedly connected with the lower portion of a second pin shaft, the second pin shaft penetrates through the sliding block, and the upper portion of the second pin shaft is fixedly connected with the movable clamp.

On the basis of the above scheme and as a preferred scheme of the above scheme, the link mechanism further comprises an extension spring, one end of the extension spring is connected with the end plate, and the other end of the extension spring is connected with the first pin shaft.

On the basis of the above scheme and as a preferred scheme of the above scheme, the guide posts are multiple and are uniformly distributed along the same circumference.

On the basis of the scheme, as a preferable scheme of the scheme, a plurality of inward concave stripes are arranged on one sides of the fixed clamp and the movable clamp, which clamp the reinforcing steel bars.

On the basis of the scheme, as a preferable scheme of the scheme, one side of the movable clamp for clamping the steel bar is provided with an arc-shaped section, and the arc-shaped section is positioned at the front part of the movable clamp.

The invention has the following beneficial effects: the feeding device for the extruder can realize automatic feeding, automatically clamp the reinforcing steel bars, and facilitate the extrusion operation of the extruding device on the reinforcing steel bars. Two second clamping oil cylinders are transversely and oppositely fixedly arranged on the second fixing plate, so that the reinforcing steel bar is prevented from bending and deforming when being stressed and extruded, and the quality of a finished product formed by extruding the reinforcing steel bar and the sleeve is improved.

Drawings

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

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a cross-sectional view of the present invention.

Fig. 3 is a schematic structural view of the feeding assembly.

Fig. 4 is a schematic structural view of the feeding assembly from another view angle without a bracket.

Fig. 5 is a schematic view of the structure of the clamping assembly.

Fig. 6 is a cross-sectional structural view of the clamping assembly.

The reference numbers are as follows:

2. a feeding assembly; 21. a support; 22. an end plate; 23. a slide bar; 24. a slider; 25. a fixing clip; 26. a movable clamp; 27. a feeding oil cylinder; 28. a link mechanism; 281. a first link; 282. a second link; 283. a first pin shaft; 284. a second pin shaft; 285. an extension spring; 29. stripes;

3. a clamping assembly; 31. a first fixing plate; 32. a second fixing plate; 33. a traveling cylinder; 34. a first clamping cylinder; 35. clamping arms; 351. a clamping jaw; 36. connecting blocks; 37. a first clamping block; 38. a second clamping cylinder; 39. a second clamp block;

6. a guide post; 61. fixing a sleeve; 7. reinforcing steel bars; 8. and (3) a support leg.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present 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 is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 to 6, a feeding device for an extruder comprises a feeding assembly 2 and a clamping assembly 3, wherein a guide post 6 is arranged between the feeding assembly 2 and the clamping assembly 3, and the clamping assembly 3 can move along the guide post 6;

the feeding device comprises a feeding component 2 and a clamping component 3, the feeding component 2 comprises a support 21, an end plate 22, a sliding block 24 and a feeding oil cylinder 27, two sides of the end plate 22 are respectively and fixedly connected with the support 21, a sliding rod 23 is arranged above the support 21, the head of the sliding rod 23 is fixedly connected with the end plate 22, the sliding rod 23 penetrates through the sliding block 24, the sliding block 24 can move back and forth along the sliding rod 23, a fixing clamp 25 and a movable clamp 26 which are mutually matched are arranged on the sliding block 24, the fixing clamp 25 is fixedly arranged on the sliding block 24, the movable clamp 26 is rotatably arranged on the sliding block 24, and the movable clamp 26 is connected with the feeding oil cylinder 27 through a connecting rod mechanism 28;

after the reinforcing steel bars are fed in place, the feeding oil cylinder acts to drive the connecting rod mechanism to act together, the connecting rod mechanism drives the movable clamp to rotate, so that the movable clamp and the fixed clamp are matched to clamp the reinforcing steel bars, and after the reinforcing steel bars are clamped, the feeding oil cylinder drives the sliding block to move forwards along the sliding rod to move the reinforcing steel bars to the clamping assembly.

The clamping assembly 3 comprises a first fixing plate 31 and a second fixing plate 32 which are arranged in parallel, the first fixing plate 31 is fixedly connected with the support leg 8, a traveling cylinder 33 is arranged between the first fixing plate 31 and the second fixing plate 32, the cylinder body of the traveling cylinder 33 is fixedly connected with the first fixing plate 31, the telescopic arm of the traveling cylinder 33 is fixedly connected with the second fixing plate 32, a first clamping cylinder 34 is fixedly arranged at the top end of the first fixing plate 31, the first clamping cylinder 34 is connected with a clamping arm 35, two clamping jaws 351 are arranged at the lower part of the clamping arm 35, two first clamping blocks 37 are symmetrically arranged at the middle part of the first fixing plate 31, clamping grooves are arranged on the first clamping blocks 37, the clamping jaws 351 extend into the clamping grooves, a connecting block 36 is fixedly arranged on the first fixing plate 31, the connecting block 36 is hinged with the clamping arm 35, the contact surface of the first clamping blocks 37 and the inner surface of the first fixing plate 31 is an inward inclined plane, two second clamping oil cylinders 38 are oppositely and fixedly arranged on one side, far away from the first fixing plate 31, of the second fixing plate 32, the two second clamping oil cylinders 38 are transversely arranged, and telescopic arms of the two second clamping oil cylinders 38 are respectively connected with a second clamping block 39;

when the reinforcing steel bar is transferred to the clamping assembly, the first clamping oil cylinder acts to enable the clamping arm to drive the clamping jaw to extrude the reinforcing steel bar forwards, and the reinforcing steel bar is stably clamped due to the fact that the contact surface of the inner surface of the first fixing plate is an inward inclined surface; when the reinforcing bar is extruded, the first clamping oil cylinder acts, and the second clamping oil cylinder is transversely arranged, so that the reinforcing bar cannot be bent and deformed when being extruded under stress, and the quality of a finished product formed by extruding the reinforcing bar and the sleeve is improved.

The guide post 6 passes through the first fixing plate 31 and the second fixing plate 32. The two ends of the first fixing plate 31 are provided with fixing sleeves 61, the fixing sleeves 61 are sleeved at the two ends of the guide post 6, and the second fixing plate 32 moves along the guide post 6.

The link mechanism 28 includes a first link 281 and a second link 282, one end of the first link 281 is connected to the feeding cylinder 27 through a first pin 283, the other end of the first link 281 is connected to the second link 282, the second link 282 is fixedly connected to a lower portion of a second pin 284, the second pin 284 passes through the slider 24, and an upper portion of the second pin 284 is fixedly connected to the movable clamp 26.

The link mechanism 28 further comprises an extension spring 285, one end of the extension spring 285 is connected with the end plate 22, the other end of the extension spring 285 is connected with the first pin roll 283, and after the feeding assembly feeds the reinforcing steel bar, the extension spring can rapidly reset the link mechanism to prepare for the next feeding, so that the feeding efficiency of the feeding mechanism is increased.

The guide posts 6 are multiple, and the guide posts 6 are uniformly distributed along the same circumference.

The fixed clamp 25 and the movable clamp 26 are provided with a plurality of inward concave stripes 29 on one side for clamping the reinforcing steel bars 7, and the stripes 29 increase the friction force between the fixed clamp and the reinforcing steel bars and between the movable clamp and the reinforcing steel bars, so that the reinforcing steel bars can be fed into the clamping assembly more conveniently.

One side that activity clamp 26 pressed from both sides tight reinforcing bar 7 is equipped with one section segmental arc, the segmental arc is located the anterior portion of activity clamp 26, and the segmental arc is convenient for when the activity clamp rotates and reinforcing bar contact each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.