CN212218762U - Feeding mechanism of drum chipper - Google Patents

Feeding mechanism of drum chipper Download PDF

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Publication number
CN212218762U
CN212218762U CN202021049141.XU CN202021049141U CN212218762U CN 212218762 U CN212218762 U CN 212218762U CN 202021049141 U CN202021049141 U CN 202021049141U CN 212218762 U CN212218762 U CN 212218762U
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China
Prior art keywords
roller
support
hinged
feed mechanism
compression
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CN202021049141.XU
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Chinese (zh)
Inventor
许建武
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Fujian Minwu Machinery Co ltd
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Fujian Minwu Machinery Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B27WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27LREMOVING BARK OR VESTIGES OF BRANCHES; SPLITTING WOOD; MANUFACTURE OF VENEER, WOODEN STICKS, WOOD SHAVINGS, WOOD FIBRES OR WOOD POWDER
    • B27L5/00Manufacture of veneer ; Preparatory processing therefor
    • B27L5/002Wood or veneer transporting devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B27WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27LREMOVING BARK OR VESTIGES OF BRANCHES; SPLITTING WOOD; MANUFACTURE OF VENEER, WOODEN STICKS, WOOD SHAVINGS, WOOD FIBRES OR WOOD POWDER
    • B27L5/00Manufacture of veneer ; Preparatory processing therefor
    • B27L5/006Cutting strips from a trunk or piece by a rotating tool

Abstract

The utility model relates to a feeding mechanism of a drum chipper, which comprises a front roller set and a rear roller set which are arranged at the upper side of the outlet end of a chipper conveying mechanism and are sequentially arranged along the conveying direction; the front roller group comprises a front bracket and a plurality of front compression rollers which are rotatably connected on the front bracket, and the front bracket is hinged on the rear roller group; the rear roller group comprises a rear support and a plurality of rear compression rollers which are rotatably connected to the rear support, and the rear support is hinged to the machine frame on the lower side. An object of the utility model is to provide a split type drum-type chipper feed mechanism, its atress is balanced, and is not fragile. The utility model has the advantages that: the utility model discloses well feed mechanism adopts split type structure, and articulated connection between fore-stock and the after-poppet, when the material was carried, fore-stock and after-poppet lifting respectively can not mutual interference between the two, can guarantee that every compression roller can all press down and carry out the pay-off at the material upside, and the atress is balanced.

Description

Feeding mechanism of drum chipper
Technical Field
The utility model relates to a drum chipper feed mechanism.
Background
A drum chipper is a common device for wood chipping, and the working principle of the drum chipper is as follows: the flying knife is driven by the high-speed rotary knife roller, and under the action of the flying knife and the bed knife, the log is cut into sheets, thereby meeting the requirements of artificial boards and paper making.
The existing drum type chipping machine mainly comprises a conveying mechanism, a feeding mechanism and a chipping mechanism, wherein the feeding mechanism is arranged between the conveying mechanism and the chipping mechanism and used for feeding materials (wood, branches and the like needing chipping) into the chipping mechanism, and the materials are chipped through a fly cutter on a cutter roller.
Most of the existing feeding mechanisms are designed in an integrated mode, and stress is mainly concentrated on the front-most compression roller during feeding, so that the front-most compression roller is easy to damage and needs to be replaced frequently.
Disclosure of Invention
An object of the utility model is to provide a split type drum-type chipper feed mechanism, its atress is balanced, and is not fragile.
The purpose of the utility model is realized through the following technical scheme: a drum chipper feeding mechanism comprises a front roller set and a rear roller set which are arranged on the upper side of the outlet end of a chipper conveying mechanism and are sequentially arranged along the conveying direction; the front roller group comprises a front bracket and a plurality of front compression rollers which are rotatably connected on the front bracket, and the front bracket is hinged on the rear roller group; the rear roller set comprises a rear support and a plurality of rear compression rollers which are rotatably connected to the rear support, and the rear support is hinged to the machine frame on the lower side; the front compression roller, the front support hinged shaft, the rear compression roller and the rear support hinged shaft are parallel to each other.
Compare prior art, the utility model has the advantages of: the utility model discloses well feed mechanism adopts split type structure, and articulated connection between fore-stock and the after-poppet, when the material was carried, fore-stock and after-poppet lifting respectively can not mutual interference between the two, can guarantee that every compression roller can all press down and carry out the pay-off at the material upside, and the atress is balanced.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a feeding mechanism of a drum chipper of the present invention.
Fig. 2 is a schematic perspective view of a feeding mechanism of a drum chipper.
Fig. 3 is a side view of fig. 2.
Fig. 4 is a schematic view of a connection structure between the press rolls.
Fig. 5 is a schematic structural diagram of another embodiment of a feeding mechanism of a drum chipper of the present invention.
Fig. 6 is a side view of fig. 5.
Fig. 7 is a schematic structural view of a bearing housing.
Description of reference numerals: the automatic sheet cutting machine comprises a front roller set 1, a front support 1-1, a front compression roller 1-2, a pre-compression roller 1-3, a pressing sheet 1-4, a hinge 1-5, a front support hinged shaft 1-6, a connecting plate 1-7, a rear roller set 2-1, a rear support 2-2, a rear compression roller 2-3, a rear support hinged shaft 3-3, a motor 3, a lower roller set 4, a conveying mechanism 5, a sheet cutting mechanism 6, a bearing seat 7, a fixed seat 7-1, an annular mounting seat 7-2, a bearing 7-3, a swing arm 8-1, an outer ring 8-1 and a fixing plate 8-2.
Detailed Description
The invention is described in detail below with reference to the drawings and examples of the specification:
fig. 1 to 7 are schematic diagrams illustrating an embodiment of a feeding mechanism of a drum chipper according to the present invention.
A drum chipper feed mechanism comprises a front roller set 1 and a rear roller set 2 which are arranged on the upper side of the outlet end of a chipper conveying mechanism and are sequentially arranged along the conveying direction;
the material on the conveying mechanism passes through the front roller group 1 and then passes through the rear roller group 2.
The front roller group 1 comprises a front support 1-1 and a plurality of front press rollers 1-2 which are rotatably connected on the front support 1-1, and the front support 1-1 is hinged on the rear roller group 2;
the rear roller group 2 comprises a rear bracket 2-1 and a plurality of rear press rollers 2-2 which are rotatably connected on the rear bracket 2-1, and the rear bracket 2-1 is hinged on a machine frame at the lower side;
the hinged shafts of the front press roller 1-2, the front bracket 1-1, the rear press roller 2-2 and the rear bracket 2-1 are parallel to each other.
The front roller group 1 further comprises prepressing rollers 1-3, and the prepressing rollers 1-3 are rotatably connected to the foremost side of the front support 1-1.
The roller surface of the pre-pressing roller 1-3 is provided with a plurality of pressing sheets 1-4 which are distributed in a divergent mode by taking the rotating shaft as the center, and each pressing sheet 1-4 extends axially.
The anti-skidding tooth groups are arranged at intervals along the direction of a rotating shaft, and the anti-skidding tooth groups on the adjacent compression rollers are arranged in a staggered mode, namely the anti-skidding tooth groups between the adjacent front compression rollers 1-2 are staggered with each other, the anti-skidding tooth groups between the adjacent rear compression rollers 2-2 are staggered with each other, and the anti-skidding tooth groups between the adjacent front compression rollers 1-2 and the rear compression rollers 2-2 are staggered with each other.
The rear support 2-1 is an L-shaped support, the front end of the transverse part of the L-shaped support is hinged on the lower side rack, and the rear compression roller 2-2 is connected on the vertical part or the bent part of the L-shaped support; and the front bracket 1-1 is located inside the open side of the "L" shaped bracket.
The front support 1-1 is hinged to the rear support 2-1, or the front support 1-1 is hinged to two ends of a rotating shaft of the rear pressing roller 2-2.
Example 1 (see 1-4):
the front press roll 1-2 is provided with one, the rear press rolls 2-2 are provided with two, the rear press rolls 2-2 are arranged at intervals in the front and rear, and a hinged shaft of the front support 1-1 is coincided with a rotating shaft of the rear press roll 2-2 at the foremost side.
The rear side of the front support 1-1 is provided with a hinge 1-5, and the front support 1-1 is hinged to the rear support 2-1 through the hinge 1-5. The hinge 1-5 is fixedly connected with the rear side of the front bracket 1-1. The hinge 1-5 structure increases the moving space between the front bracket 1-1 and the rear bracket 2-1 to prevent the two from interfering with each other.
The two back press rollers 2-2 are respectively a back press roller A and a back press roller B, the back press roller A is positioned at the back side of the back press roller B, and a motor 3 for driving the back press roller B to rotate is arranged beside the back bracket 2-1;
the pre-pressing rollers 1-3 and the front pressing rollers 1-2 are linked through a gear and rack structure, the rear pressing roller A and the rear pressing roller B are linked through a gear and rack structure, and the rear pressing roller A and the front pressing rollers 1-2 are linked through a gear and rack structure.
The motor 3 drives the rear compression roller B to rotate, the rear compression roller B drives the rear compression roller A and the front compression roller 1-2 to rotate through the rack, and the front compression roller 1-2 drives the pre-pressing roller 1-3 to rotate through the rack.
Because the hinged shaft of the front bracket 1-1 is coincided with the rotating shaft of the rear press roller 2-2 at the foremost side, the transmission structure between the rear press roller A and the front press roller 1-2 is not influenced when the front bracket 1-1 swings up and down.
Example 2 (see 5-7):
the two front press rolls 1-2 are arranged, the front press rolls 1-2 are arranged at intervals in the front and back, the rear press rolls 2-2 are arranged, and a hinged shaft of the front support 1-1 is coincided with a rotating shaft of the rear press roll 2-2.
The rear support is characterized in that bearing seats 7 are arranged on the outer walls of two sides of the rear support 2-1, each bearing seat 7 comprises a fixed seat 7-1 and an annular mounting seat 7-2 arranged on the outer side of the fixed seat 7-1, bearings 7-3 used for connecting rotating shafts on two sides of the rear compression roller 2-2 are arranged in the annular mounting seats 7-2, a swing arm 8 is rotatably sleeved on the outer side of each annular mounting seat 7-2, and the other end of each swing arm 8 is fixed on the front support 1-1.
The fixed seat 7-1 and the annular mounting seat 7-2 are integrated into a bearing seat.
The swing arm 8 comprises an outer ring 8-1 sleeved on the annular mounting seat 7-2 and a fixing plate 8-2 connected to the outer ring 8-1; the front support 1-1 is provided with a connecting plate 1-7, and the fixing plate 8-2 and the connecting plate 1-7 are fixedly connected through a bolt locking piece.
The actual delivery effect of example 2 is superior to that of example 1, compared to example 1.
That is, in embodiment 1, when the material is conveyed to the rear press roll a on the rearmost side, the rear support 2-1 is lifted upward with the rear press roll a as a fulcrum, and although the front support 1-1 can be naturally pressed down by gravity to ensure that the front press roll 1-2 contacts the material, the rear press roll B in the middle position is prone to be suspended. In embodiment 2, the rear support 2-1 is lifted only by one rear press roll a, and the rear side of the front support 1-1 is hinged to both sides (lifting points) of the rear press roll a, so that the positions of the press rolls can be adjusted more flexibly.
The utility model discloses a feed mechanism also can take multiple mode to implement:
the feeding mechanism comprises a lower roller set 4 arranged on the lower side of the front roller set 1 and the lower side of the rear roller set 2, and the lower roller set 4 comprises a plurality of lower pressing rollers.
Or the lower sides of the front roller group 1 and the rear roller group 2 are extension sections of the chipping machine conveying mechanism.
The working principle of the utility model is as follows:
1. materials on the conveying mechanism pass through the prepressing rollers 1-3, the prepressing rollers 1-3 are stressed to drive the front support 1-1 to lift upwards along a hinged shaft of the front support, then the front roller group 1 is under the action of gravity, a front pressing roller 1-2 and the prepressing rollers 1-3 on the front roller group are attached to the upper side of the materials, and the materials are driven to move backwards through rotation;
2. when the material passes through the rear roller group 2, the rear press roller 2-2 is stressed to drive the rear bracket 2-1 to lift upwards along the hinged shaft of the rear bracket, then the rear roller group 2 is attached to the upper side of the material under the action of gravity, and the material is driven to move backwards through rotation; the front support 1-1 and the rear support 2-1 are hinged, when the rear support 2-1 is lifted, the position of the front support 1-1 is not influenced, so that each press roller 1-3 can feed materials and is stressed evenly.

Claims (10)

1. The utility model provides a drum chipper feed mechanism which characterized in that: the automatic disc cutting machine comprises a front roller set (1) and a rear roller set (2) which are arranged on the upper side of the outlet end of a disc cutting machine conveying mechanism and are sequentially distributed along the conveying direction;
the front roller group (1) comprises a front support (1-1) and a plurality of front press rollers (1-2) rotatably connected to the front support (1-1), and the front support (1-1) is hinged to the rear roller group (2);
the rear roller group (2) comprises a rear bracket (2-1) and a plurality of rear pressing rollers (2-2) which are rotatably connected to the rear bracket (2-1), and the rear bracket (2-1) is hinged to a machine frame on the lower side;
the front compression roller (1-2), the hinged shaft of the front support (1-1), the hinged shaft of the rear compression roller (2-2) and the hinged shaft of the rear support (2-1) are parallel to each other.
2. The drum chipper feed mechanism of claim 1, wherein: the front support (1-1) is hinged to the rear support (2-1), or the front support (1-1) is hinged to two ends of a rotating shaft of the rear pressing roller (2-2).
3. The drum chipper feed mechanism of claim 2, wherein: the two front compression rollers (1-2) are arranged, the front compression rollers (1-2) are arranged at intervals in the front and back, the rear compression rollers (2-2) are arranged at one, and a hinge shaft of the front bracket (1-1) is coincided with a rotating shaft of the rear compression roller (2-2);
or one front press roll (1-2) is arranged, two rear press rolls (2-2) are arranged, the rear press rolls (2-2) are arranged at intervals in the front and rear direction, and the hinged shaft of the front support (1-1) is coincided with the rotating shaft of the rear press roll (2-2) at the foremost side.
4. A drum chipper feed mechanism as claimed in claim 3, wherein: the rear support is characterized in that bearing seats (7) are arranged on the outer walls of the two sides of the rear support (2-1), each bearing seat (7) comprises a fixing seat (7-1) and an annular mounting seat (7-2) arranged on the outer side of the corresponding fixing seat (7-1), bearings (7-3) used for connecting rotating shafts on the two sides of the rear compression roller (2-2) are arranged in the annular mounting seats (7-2), a swing arm (8) is sleeved on the outer side of each annular mounting seat (7-2) in a rotating mode, and the other end of each swing arm (8) is fixed to the front support (1-1).
5. The drum chipper feed mechanism of claim 4, wherein: the swing arm (8) comprises an outer ring (8-1) sleeved on the annular mounting seat (7-2) and a fixing plate (8-2) connected to the outer ring (8-1); the front support (1-1) is provided with a connecting plate (1-7), and the fixing plate (8-2) is fixedly connected with the connecting plate (1-7) through a bolt locking piece.
6. The drum chipper feed mechanism of claim 1, wherein: the front roller group (1) further comprises a prepressing roller (1-3), and the prepressing roller (1-3) is rotatably connected to the foremost side of the front support (1-1); the roller surface of the pre-pressing roller (1-3) is provided with a plurality of pressing sheets (1-4) which are distributed in a divergent mode by taking the rotating shaft as the center, and each pressing sheet (1-4) extends axially.
7. The drum chipper feed mechanism of claim 1, wherein: the rear support (2-1) is an L-shaped support, the front end of the transverse part of the L-shaped support is hinged on the lower side rack, and the rear compression roller (2-2) is connected to the vertical part or the bent part of the L-shaped support; and the front bracket (1-1) is positioned in the open side of the L-shaped bracket.
8. The drum chipper feed mechanism of claim 1, wherein: the roll surfaces of the front compression roll (1-2) and the rear compression roll (2-2) are provided with a plurality of anti-slip tooth groups distributed in an annular mode, the anti-slip tooth groups are arranged at intervals along the direction of the rotating shaft, and the anti-slip tooth groups on the adjacent compression rolls are arranged in a staggered mode.
9. The drum chipper feed mechanism of claim 2, wherein: the rear side of the front support (1-1) is provided with a hinge (1-5), and the front support (1-1) is hinged to the rear support (2-1) through the hinge (1-5).
10. A drum chipper feed mechanism as claimed in any one of claims 1 to 9, wherein: the lower roller set (4) is arranged on the lower sides of the front roller set (1) and the rear roller set (2), and the lower roller set (4) comprises a plurality of lower pressing rollers;
or the lower sides of the front roller group (1) and the rear roller group (2) are extension sections of the chipping machine conveying mechanism.
CN202021049141.XU 2019-10-10 2020-06-09 Feeding mechanism of drum chipper Active CN212218762U (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201921690015X 2019-10-10
CN201921690015 2019-10-10

Publications (1)

Publication Number Publication Date
CN212218762U true CN212218762U (en) 2020-12-25

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Family Applications (3)

Application Number Title Priority Date Filing Date
CN202021049141.XU Active CN212218762U (en) 2019-10-10 2020-06-09 Feeding mechanism of drum chipper
CN202010519996.2A Pending CN111702906A (en) 2019-10-10 2020-06-09 Feeding mechanism of drum chipper
CN202021701887.4U Active CN213499827U (en) 2019-10-10 2020-08-14 Chain type feeding device of drum chipper

Family Applications After (2)

Application Number Title Priority Date Filing Date
CN202010519996.2A Pending CN111702906A (en) 2019-10-10 2020-06-09 Feeding mechanism of drum chipper
CN202021701887.4U Active CN213499827U (en) 2019-10-10 2020-08-14 Chain type feeding device of drum chipper

Country Status (1)

Country Link
CN (3) CN212218762U (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114770683B (en) * 2022-05-09 2022-11-11 徐州中集新材科技发展有限公司 Timber chipping device of wood-based plate production usefulness

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Publication number Publication date
CN213499827U (en) 2021-06-22
CN111702906A (en) 2020-09-25

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