CN210711991U - Multi-head high-efficiency rotary prefabricated body needling forming equipment - Google Patents

Multi-head high-efficiency rotary prefabricated body needling forming equipment Download PDF

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CN210711991U
CN210711991U CN201920237616.9U CN201920237616U CN210711991U CN 210711991 U CN210711991 U CN 210711991U CN 201920237616 U CN201920237616 U CN 201920237616U CN 210711991 U CN210711991 U CN 210711991U
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needling
head
guide pillar
lower guide
needling head
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陈小明
陈光伟
陈利
李皎
谢军波
张一帆
杜培健
李晨阳
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Tianjin Polytechnic University
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Tianjin Polytechnic University
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Abstract

The utility model discloses a multi-head high-efficiency rotary prefabricated body needling forming device, which comprises a core mould and a rotary worktable; a core die is arranged on the rotary worktable chuck; the device is characterized by also comprising a rectangular rack, a left horizontal movement component, a right horizontal movement component, a No.1 needling head, a No.2 needling head, a No.3 needling head, a No.4 needling head, a No.5 needling head, a No.6 needling head and a No.7 needling head; the left horizontal movement assembly and the right horizontal movement assembly are connected with the rectangular rack through threads; the needling heads are respectively installed on the left needling head installation plate and the right needling head installation plate through threaded connection. The equipment has a simple structure, adopts a multi-needle-prick head structure, can realize the rapid and efficient needle-prick forming of the large-size rotary prefabricated body, and meets the requirement of large-batch industrial production of the large-size rotary prefabricated body.

Description

Multi-head high-efficiency rotary prefabricated body needling forming equipment
Technical Field
The utility model relates to a manufacturing technology of three-dimensional prefabricated part of combined material specifically is a high-efficient gyration prefabricated part acupuncture of bull is formed and is equipped.
Background
The three-dimensional needling forming technology is divided into planar prefabricated member needling forming and complex component (special-shaped) prefabricated member needling forming. The needle punching forming research of the plane prefabricated member is wider, and a flat plate prefabricated member needle punching forming technology is disclosed in U.S. patent 4790052, and the technology can realize uniform needle punching forming of the prefabricated member; patent U.S. patent 600960 discloses a circular needling machine that uses a helical deformation belt to produce a preform for a composite brake disc; patent U.S. patent 7251871 discloses an annular preform manufacturing machine that directly uses commercial yarns to make annular preforms, saving intermediate links in making spiral bands, thereby reducing manufacturing costs. The needling technology belongs to the plane needling forming technology and is suitable for preparing plane prefabricated parts with simpler shapes.
For the needle-punching forming technology of the special-shaped prefabricated member, patent U.S. patent 4621662 discloses a Novoltex needle-punching forming technology, which utilizes needle-punching fiber belts to prepare an axisymmetric non-cylindrical prefabricated member, in particular to manufacture a reinforcement of an engine nozzle tail cone composite material; the patent CN202898738U discloses a special-shaped numerical control needling machine, which is used for needling forming preparation of a shell preform with a specific shape; patent CN105755680A discloses a robotic needling apparatus for the preparation of complex multi-curvature curved shape preforms. Although the needling equipment can meet the requirement of needling forming preparation of the rotary prefabricated body, the needling efficiency is lower due to the adoption of single small needle plate needling, and the large-scale industrialized production of large-size rotary prefabricated bodies has limitations.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to provide a high-efficient gyration preform acupuncture of bull is equipped to prior art not enough. The equipment has a simple structure, adopts a multi-needling head structure, and can realize the rapid and efficient needling forming of large-size rotary prefabricated bodies.
The technical scheme of the utility model for solving the technical problems is to provide a multi-head high-efficiency rotary prefabricated body needling forming device, which comprises a core mould and a rotary worktable; a core die is arranged on the rotary worktable chuck; the device is characterized by also comprising a rectangular rack, a left horizontal movement component, a right horizontal movement component, a No.1 needling head, a No.2 needling head, a No.3 needling head, a No.4 needling head, a No.5 needling head, a No.6 needling head and a No.7 needling head; the left horizontal movement assembly and the right horizontal movement assembly are connected with the rectangular rack through threads; the NO.1 needling head, the NO.2 needling head, the NO.3 needling head, the NO.4 needling head, the NO.5 needling head, the NO.6 needling head and the NO.7 needling head are respectively installed on the left needling head installation plate and the right needling head installation plate through threaded connection, and the 7 needling heads have the same mechanical structure;
the left horizontal motion assembly comprises a motor lead screw module, a lead screw nut seat, a needling head mounting plate, a lower guide pillar, a lower guide sleeve, a lower guide pillar mounting seat, an upper guide sleeve and an upper guide pillar; the motor lead screw module is connected with the rectangular rack through threads; the screw rod nut seat is connected with the needling head mounting plate through threads; the needle head mounting plate is connected with the upper guide sleeve and the lower guide sleeve through threads; the upper guide sleeve and the lower guide sleeve are sleeved on the upper guide pillar and the lower guide pillar; the upper guide pillar and the lower guide pillar are respectively installed on the upper guide pillar installation seat and the lower guide pillar installation seat through threaded connection; the upper guide pillar mounting seat and the lower guide pillar mounting seat are mounted on the rectangular rack in a threaded connection manner;
the right horizontal motion assembly and the left horizontal motion assembly form a symmetrical structure, and the right horizontal motion assembly also comprises a motor lead screw module, a lead screw nut seat, a needling head mounting plate, a lower guide pillar, a lower guide sleeve, a lower guide pillar mounting seat, an upper guide sleeve and an upper guide pillar; the motor lead screw module is connected with the rectangular rack through threads; the screw rod nut seat is connected with the needling head mounting plate through threads; the needle head mounting plate is connected with the upper guide sleeve and the lower guide sleeve through threads; the upper guide sleeve and the lower guide sleeve are sleeved on the upper guide pillar and the lower guide pillar; the upper guide pillar and the lower guide pillar are respectively installed on the upper guide pillar installation seat and the lower guide pillar installation seat through threaded connection; the upper guide pillar mounting seat and the lower guide pillar mounting seat are mounted on the rectangular rack through threaded connection.
Compared with the prior art, the utility model discloses beneficial effect lies in: by adopting the multi-needle-prick head structure, the rapid and efficient needle-prick forming of the large-size rotary prefabricated body can be realized, and the large-batch industrial production of the large-size rotary prefabricated body is met.
Drawings
FIG. 1 is a schematic front view of an embodiment of the multi-head high-efficiency rotary preform needling forming apparatus of the present invention;
FIG. 2 is a schematic view of the back surface of an embodiment of the multi-head high-efficiency rotary preform needling forming apparatus of the present invention;
FIG. 3 is a schematic structural view of a needling head of an embodiment of the multi-head high-efficiency rotary preform needling forming apparatus of the present invention;
FIG. 4 is a schematic structural diagram of a multi-head high-efficiency rotary preform needling apparatus of the present invention, in accordance with embodiment 1. (in the figure, 1, a rectangular frame; 2, a left horizontal motion assembly; 2.1, a motor screw rod module; 2.2, a screw rod nut seat; 2.3, a needling head mounting plate; 2.4, a lower guide post; 2.5, a lower guide sleeve; 2.6, a lower guide sleeve; 2.7, a lower guide post mounting seat; 2.8, an upper guide post mounting seat; 2.9, an upper guide sleeve; 2.10, an upper guide sleeve; 2.11, an upper guide post; 3, a rotary worktable; 4, a right horizontal motion assembly; 4.1, a motor screw rod module; 4.2, a screw rod nut seat; 4.3, a needling head mounting plate; 4.4, a lower guide post; 4.5, a lower guide sleeve; 4.6, a lower guide sleeve; 4.7, a lower guide post mounting seat; 4.8, an upper guide post mounting seat; 4.9, an upper guide sleeve; 4.10, an upper guide sleeve; 4.11, an upper needling head; 5, a needling head; 6, a No. 2; 7, a core mold, a lower guide post mounting seat; 4.8, a needling head; 4.10, a needling head; 4.11, a needling head; 6, a needling head, a, Stripping the screen plate cylinder mounting plate; 6.3, stripping a screen plate cylinder; 6.4, stripping the screen plate; 6.5, pricking pins; 6.6, needle plates; 6.7, a transition plate; 6.8, needling a cylinder; 13. a bottom felt; 14. prefabricated body)
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The utility model provides a multi-head high-efficiency rotary prefabricated body needling forming device (see fig. 1-4, the device for short), which comprises a core mould 9 and a rotary worktable 3; the rotary worktable 3 is connected with the rectangular rack 1 through threads; a core mould 9 is arranged on the chuck of the rotary worktable 3; the device is characterized by further comprising a rectangular rack 1, a left horizontal moving component 2, a right horizontal moving component 4, a No.1 needling head 5, a No.2 needling head 6, a No.3 needling head 7, a No.4 needling head 8, a No.5 needling head 10, a No.6 needling head 11 and a No.7 needling head 12; the left horizontal movement component 2 and the right horizontal movement component 4 are connected with the rectangular rack 1 through threads; the NO.1 needling head 5, the NO.2 needling head 6, the NO.3 needling head 7, the NO.4 needling head 8, the NO.5 needling head 10, the NO.6 needling head 11 and the NO.7 needling head 12 are respectively installed on the left needling head installation plate 2.3 and the right needling head installation plate 4.3 through threaded connection, and the 7 needling heads have the same mechanical structure;
the left horizontal motion assembly 2 comprises a motor lead screw module 2.1, a lead screw nut seat 2.2, a needling head mounting plate 2.3, a lower guide pillar 2.4, a lower guide sleeve 2.5, a lower guide sleeve 2.6, a lower guide pillar mounting seat 2.7, an upper guide pillar mounting seat 2.8, an upper guide sleeve 2.9, an upper guide sleeve 2.10 and an upper guide pillar 2.11; the motor lead screw module 2.1 is connected with the rectangular rack 1 through threads; the screw rod nut seat 2.2 is connected with the needle head mounting plate 2.3 through threads; the needle head mounting plate 2.3 is connected with the upper guide sleeves (2.9, 2.10) and the lower guide sleeves (2.5, 2.6) through threads; the upper guide sleeves (2.9, 2.10) and the lower guide sleeves (2.5, 2.6) are sleeved on the upper guide post 2.11 and the lower guide post 2.4; the upper guide pillar 2.11 and the lower guide pillar 2.4 are respectively installed on the upper guide pillar installation seat 2.8 and the lower guide pillar installation seat 2.7 through threaded connection; the upper guide pillar mounting seat 2.8 and the lower guide pillar mounting seat 2.7 are connected and mounted on the rectangular rack 1 through threads;
the right horizontal motion component 4 and the left horizontal motion component 2 form a symmetrical structure, and the right horizontal motion component 4 also comprises a motor lead screw module 4.1, a lead screw nut seat 4.2, a needling head mounting plate 4.3, a lower guide pillar 4.4, a lower guide sleeve 4.5, a lower guide sleeve 4.6, a lower guide pillar mounting seat 4.7, an upper guide pillar mounting seat 4.8, an upper guide sleeve 4.9, an upper guide sleeve 4.10 and an upper guide pillar 4.11; the motor lead screw module 4.1 is connected with the rectangular rack 1 through threads; the screw rod nut seat 4.2 is connected with the needle head mounting plate 4.3 through threads; the needle head mounting plate 4.3 is connected with the upper guide sleeves (4.9, 4.10) and the lower guide sleeves (4.5, 4.6) through threads; the upper guide sleeves (4.9, 4.10) and the lower guide sleeves (4.5, 4.6) are sleeved on the upper guide post 4.11 and the lower guide post 4.4; the upper guide post 4.11 and the lower guide post 4.4 are respectively arranged on the upper guide post mounting seat 4.8 and the lower guide post mounting seat 4.7 through threaded connection; the upper guide pillar mounting seat 4.8 and the lower guide pillar mounting seat 4.7 are mounted on the rectangular rack 1 through threaded connection;
the utility model discloses a theory of operation and work flow are: before starting up, laying a fibrofelt; then starting the machine, enabling the equipment to work according to a set PLC program, driving the No.1 needling head 5, the No.2 needling head 6, the No.3 needling head 7 and the No.4 needling head 8 to linearly move from the initial positions to reach target needling stations by the left horizontal movement component 2, and then stopping; similarly, the right horizontal movement component 4 drives the No.5 needling head 10, the No.6 needling head 11 and the No.7 needling head 12 to linearly move from the initial positions to reach the target needling station, and then stops; and (2) starting needling respectively next to the 7 needling heads, taking a No.2 needling head 6 as an example, outputting by a needling cylinder 6.8 to drive a needling 6.5 to penetrate into a prefabricated body 14, outputting by a screen stripping plate cylinder 6.3 to drive a screen stripping plate 6.4 to cling to the surface of the prefabricated body 14 after the needling 6.5 reaches a target needling depth, returning by the needling cylinder 6.8 to a starting point after the screen stripping plate cylinder 6.3 reaches the end point, then returning by the screen stripping plate cylinder 6.3 to the starting point to complete a needling cycle, and then driving the core mold 9 by a rotary worktable 3 to step by a certain angle to enter the next needling cycle until each needling head completes one circle of needling, namely realizing the single-layer needling on the whole prefabricated body. When the single-layer needling is finished, the left horizontal movement component 2 drives the No.1 needling head 5, the No.2 needling head 6, the No.3 needling head 7 and the No.4 needling head 8 to return to the initial positions, and then the operation is stopped; similarly, the right horizontal movement component 4 drives the No.5 needling head 10, the No.6 needling head 11 and the No.7 needling head 12 to return to the initial positions and then stop; after the machine is stopped, the next layer of fiber felt is laid manually, and then the next layer of needling is repeated.
Example 1
A tapered rotary preform is woven using the one multi-head high-efficiency rotary preform needling forming apparatus (see fig. 4).
Materials: chopped strand mat having a density of 100g/m2The thickness is 0.8 mm.
The specific weaving implementation steps are as follows:
(1) a bottom felt 13 is fitted over the core mold 9.
(2) A layer of chopped strand mat is laid on the bottom mat 13.
(3) Starting the machine, enabling the equipment to work according to a set PLC program, driving the No.1 needling head 5, the No.2 needling head 6, the No.3 needling head 7 and the No.4 needling head 8 to linearly move from the initial positions to reach target needling stations by the left horizontal movement component 2, and then stopping; similarly, the right horizontal movement component 4 drives the No.5 needling head 10, the No.6 needling head 11 and the No.7 needling head 12 to linearly move from the initial positions to reach the target needling station, and then stops; and (2) starting needling respectively next to the 7 needling heads, taking a No.2 needling head 6 as an example, outputting by a needling cylinder 6.8 to drive a needling 6.5 to penetrate into a prefabricated body 14, outputting by a screen stripping plate cylinder 6.3 to drive a screen stripping plate 6.4 to cling to the surface of the prefabricated body 14 after the needling 6.5 reaches a target needling depth, returning by the needling cylinder 6.8 to a starting point after the screen stripping plate cylinder 6.3 reaches the end point, then returning by the screen stripping plate cylinder 6.3 to the starting point to complete a needling cycle, and then driving the core mold 9 by a rotary worktable 3 to step by a certain angle to enter the next needling cycle until each needling head completes one circle of needling, namely realizing the single-layer needling on the whole prefabricated body. When the single-layer needling is finished, the left horizontal movement component 2 drives the No.1 needling head 5, the No.2 needling head 6, the No.3 needling head 7 and the No.4 needling head 8 to return to the initial positions, and then the operation is stopped; similarly, the right horizontal movement assembly 4 drives the No.5 needling heads 10, No.6 needling heads 11, and No.7 needling heads 12 to return to the initial position, and then stops.
(4) And (5) finishing single-layer needling, laying a new layer of chopped fiber mat, circulating the step (3), and needling the next layer until the preset prefabricated part thickness is reached.
The utility model discloses the nothing is mentioned the part and is applicable to prior art.

Claims (1)

1. A multi-head high-efficiency rotary prefabricated body needling forming device comprises a core die and a rotary workbench; a core die is arranged on the rotary worktable chuck; the multi-head efficient rotary preform needling forming equipment is characterized by further comprising a rectangular rack, a left horizontal moving assembly, a right horizontal moving assembly, a No.1 needling head, a No.2 needling head, a No.3 needling head, a No.4 needling head, a No.5 needling head, a No.6 needling head and a No.7 needling head; the left horizontal movement assembly and the right horizontal movement assembly are connected with the rectangular rack through threads; the NO.1 needling head, the NO.2 needling head, the NO.3 needling head, the NO.4 needling head, the NO.5 needling head, the NO.6 needling head and the NO.7 needling head are respectively installed on the left needling head installation plate and the right needling head installation plate through threaded connection, and the 7 needling heads have the same mechanical structure;
the left horizontal motion assembly comprises a motor lead screw module, a lead screw nut seat, a needling head mounting plate, a lower guide pillar, a lower guide sleeve, a lower guide pillar mounting seat, an upper guide sleeve and an upper guide pillar; the motor lead screw module is connected with the rectangular rack through threads; the screw rod nut seat is connected with the needling head mounting plate through threads; the needle head mounting plate is connected with the upper guide sleeve and the lower guide sleeve through threads; the upper guide sleeve and the lower guide sleeve are sleeved on the upper guide pillar and the lower guide pillar; the upper guide pillar and the lower guide pillar are respectively installed on the upper guide pillar installation seat and the lower guide pillar installation seat through threaded connection; the upper guide pillar mounting seat and the lower guide pillar mounting seat are mounted on the rectangular rack in a threaded connection manner;
the right horizontal motion assembly and the left horizontal motion assembly form a symmetrical structure, and the right horizontal motion assembly also comprises a motor lead screw module, a lead screw nut seat, a needling head mounting plate, a lower guide pillar, a lower guide sleeve, a lower guide pillar mounting seat, an upper guide sleeve and an upper guide pillar; the motor lead screw module is connected with the rectangular rack through threads; the screw rod nut seat is connected with the needling head mounting plate through threads; the needle head mounting plate is connected with the upper guide sleeve and the lower guide sleeve through threads; the upper guide sleeve and the lower guide sleeve are sleeved on the upper guide pillar and the lower guide pillar; the upper guide pillar and the lower guide pillar are respectively installed on the upper guide pillar installation seat and the lower guide pillar installation seat through threaded connection; the upper guide pillar mounting seat and the lower guide pillar mounting seat are mounted on the rectangular rack through threaded connection.
CN201920237616.9U 2019-02-25 2019-02-25 Multi-head high-efficiency rotary prefabricated body needling forming equipment Active CN210711991U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109898238A (en) * 2019-02-25 2019-06-18 天津工业大学 A kind of prefabricated body acupuncture of multi-head high-efficiency revolution pierces Forming Equipments

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109898238A (en) * 2019-02-25 2019-06-18 天津工业大学 A kind of prefabricated body acupuncture of multi-head high-efficiency revolution pierces Forming Equipments

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