CN108481720A - A kind of four sides Automatic-drawing device for automotive upholstery sheet forming - Google Patents
A kind of four sides Automatic-drawing device for automotive upholstery sheet forming Download PDFInfo
- Publication number
- CN108481720A CN108481720A CN201810375299.7A CN201810375299A CN108481720A CN 108481720 A CN108481720 A CN 108481720A CN 201810375299 A CN201810375299 A CN 201810375299A CN 108481720 A CN108481720 A CN 108481720A
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- Prior art keywords
- longitudinal
- long bolt
- fixed seat
- fixture
- pair
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- 210000002615 epidermis Anatomy 0.000 claims abstract description 35
- 238000000465 moulding Methods 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 abstract description 37
- 230000033001 locomotion Effects 0.000 description 21
- 230000008602 contraction Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 210000003491 skin Anatomy 0.000 description 3
- 239000007787 solid Substances 0.000 description 2
- 230000002195 synergetic effect Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000003195 fascia Anatomy 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
- B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
- B29C55/12—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
- B29C55/16—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial simultaneously
- B29C55/165—Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
- B29C55/20—Edge clamps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/58—Upholstery or cushions, e.g. vehicle upholstery or interior padding
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Seats For Vehicles (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Abstract
The invention discloses a kind of four sides Automatic-drawing device for automotive upholstery sheet forming, which includes molding outline border, guide rail, driving drawing mechanism, fixture, clamp driving mechanism, and guide rail includes：A pair of of cross slide way is arranged with a pair of of longitudinal rail, cross slide way with longitudinal rail vertical interlaced；Driving drawing mechanism include：A pair of of transverse direction long bolt, a pair of lateral short screw, a pair of longitudinal long bolt, a pair of longitudinal short screw, motor, angular wheel group, the transverse direction long bolt, lateral short screw are connect with longitudinal rail by the first nut fixed seat, and the longitudinal direction long bolt, longitudinal short screw are connect with cross slide way by the second nut fixed seat；The clamp driving mechanism includes：Sliding block, fixture connecting seat.The four sides that automotive upholstery sheet material may be implemented in the present invention is stretched with epidermis stretching, and the sheet material after stretching meets the shape thicknesses requirement of automotive upholstery, and positioning accuracy is high, and stable drive is efficient.
Description
Technical field
The present invention relates to sheet material stretching apparatus fields, and in particular to a kind of four sides for automotive upholstery sheet forming is certainly
Dynamic stretching device, the four sides which can be realized simultaneously automotive upholstery sheet material stretch and epidermis stretching.
Background technology
Automotive upholstery, which is primarily referred to as automotive interior, has decorative automobile product, is related to side's aspect of automotive interior
Face, such as direction indicators cover, cushion, foot pad, instrument board, luggage case decorative panel etc..At present in the molding work of automotive upholstery sheet material
In skill, usually sheet material is installed in stretching device, using the edge of clamp sheet material, after being heated to suitable temperature, is opened
Sheet material is drawn into the proximate matter of scheduled shapes and sizes by dynamic motor, drawing mechanism around.But due to automotive skins interior trim
Part such as fascia at the time of molding, needs epidermis first being heated reshaping, and during heating, epidermis will appear
The phenomenon that spending sagging and fold.
The patent of notification number CN2835987Y discloses a kind of drawing mechanism of biaxial tensile test machine, including two pairs of guide rails
And its drive component, four groups of fixtures and its drive component, wherein be equipped in every two staggered places for being mutually perpendicular to guide rail staggeredly
Bidirectional slider, every guide rail are in by sliding block installs fixture, the both ends of fixture drive component in strip grooves, the drawing mechanism knot
Structure is simple, reliable for operation, can accurately complete the diaphragm stretched operation of different multiples, thick plastic film piece is drawn into homogeneous thickness
Film.But use motor moving axis to hold and stretched, transmission is not steady enough, and noise is big, expends electric energy, can not accurately control
Draw ratio processed, and the hot-stretch of sheet material epidermis can not be carried out.
Invention content
In order to solve the above technical problems, the purpose of the present invention is to provide one kind being used for automotive upholstery sheet forming
Four sides Automatic-drawing device, it is reasonable in design, pass through guide rail, drive drawing mechanism, fixture, clamp driving mechanism collaboration
Effect, while realizing that the four sides of automotive upholstery sheet material stretches and epidermis stretches, stretching accuracy is high, and the sheet material after stretching meets
The shape thicknesses requirement of automotive upholstery, stable drive are efficient；When carrying out four sides contraction, fixture is as close to sheet material, both
It epidermis can be saved again can reduce the epidermis amount of tension in forming process.
The purpose of the present invention can be achieved through the following technical solutions：
The present invention provides a kind of four sides Automatic-drawing device for automotive upholstery sheet forming, including molding are outer
Frame, guide rail, driving drawing mechanism, fixture, clamp driving mechanism；
The guide rail includes：A pair of of cross slide way is set with a pair of of longitudinal rail, cross slide way with longitudinal rail vertical interlaced
It sets, the outer wall of the cross slide way, which is equipped with, is transversely mounted slot, and the outer wall of the longitudinal rail is equipped with longitudinally mounted slot；
The driving drawing mechanism includes：A pair of of transverse direction long bolt, a pair of lateral short screw, a pair of longitudinal long bolt, one
To longitudinal short screw, motor, angular wheel group, the transverse direction long bolt, lateral short screw and longitudinal rail pass through the first nut
Fixed seat connects, and the longitudinal direction long bolt, longitudinal short screw are connect with cross slide way by the second nut fixed seat；The motor
Quantity be two, be respectively arranged on the both ends of molding outline border side；The angular wheel group includes being arranged in motor output shaft, cross
To multiple angular wheels at long bolt both ends, longitudinal long bolt both ends；The motor passes through with lateral long bolt, longitudinal long bolt
Angular wheel group is sequentially connected；
The fixture includes：Two groups of horizontal fixtures on cross slide way and two groups on longitudinal rail longitudinal folders
Tool, the distance between adjacent horizontal fixture or longitudinal fixture are equal；
The clamp driving mechanism includes：Sliding block, fixture connecting seat, the sliding block, which is set to, is transversely mounted slot and longitudinally mounted
In slot, the fixture is fixedly connected with sliding block by fixture connecting seat.
Further, be equipped with second longitudinal direction guide rail between the longitudinal rail and longitudinal long bolt, second longitudinal direction guide rail with
Lateral long bolt, lateral short screw are connected by third nut fixed seat, and the second longitudinal direction guide rail is equipped with epidermis stretching-machine
Structure.
Further, the upper end of the second longitudinal direction guide rail is equipped with the second limiting plate.Avoid the touching of second longitudinal direction guide rail
To molding outline border.
Further, the epidermis drawing mechanism includes：Upper fixed seat, the first side plate, the second side plate, rotation axis bearing,
Pneumatic extension mechanism, grab tensile mechanism, first side plate and the second side plate are symmetrically set in upper fixed seat and rotation axis bearing
Both sides, the outside of the rotation axis bearing is equipped with connecting seat, one is equipped on the outside of the connecting seat far from the Z-shaped of rotation axis bearing
Connecting plate, the extending direction of Z-shaped connecting plate and the extending direction of the first side plate and the second side plate are on the contrary, the Pneumatic extension mechanism
It is connect by Z-shaped connecting plate with grab tensile mechanism；
The grab tensile mechanism includes：Top board, lower platen, the first cylinder, fixed seat；The fixed seat and Z-shaped company
Connection, the lower platen are connect with the telescopic rod of the first cylinder on the outside of one end of fishplate bar, and the fixed seat is set in Z-shaped connecting plate
Between part outside, fixed seat connect with the bottom of the first cylinder；
The Pneumatic extension mechanism includes：Upper bracket, undersetting, the second cylinder, the top of the upper bracket and upper fixation
Seat connection, lower part are connect with the second cylinder, and the piston rod of second cylinder is connect with undersetting.
Further, the both ends of the lateral long bolt are equipped with the first screw holder, and the longitudinal direction long bolt is equipped with
The both ends of second screw holder, the transverse direction short screw are equipped with third screw holder, and the both ends of the longitudinal direction short screw are set
There is the 4th screw holder.Screw holder plays the role of studdle, also ensures the steady linear motion of screw rod.
Further, the upper end of the cross slide way is equipped with the first limiting plate.First limiting plate avoids cross slide way pair
It is molded the touching of outline border.
Further, the lateral long bolt, lateral short screw, longitudinal long bolt, longitudinal short screw are by equal length
Two sections of compositions, and two sections of hand of spiral is opposite.Opposite screw thread ensure that corresponding cross slide way and longitudinal rail can
To drive sheet material to make Uniform Tension outside simultaneously.
The course of work of the present invention for the four sides Automatic-drawing device of automotive upholstery sheet forming is specific as follows：
1) the suitable rectangular vehicle inside gadget sheet material of thickness is installed on the stretching device, that is, is placed on horizontal fixture and indulges
To the four side edges between fixture, clamping the automotive upholstery sheet material；
2) automotive upholstery sheet material is heated to suitable temperature；
3) being powered makes motor operate, and motor drives the transmission of angular wheel group, the angular wheel on motor to drive laterally long spiral shell
Bar rotates, and lateral long bolt drives the first nut fixed seat for linear motion, and the first nut fixed seat drives longitudinal rail to draw
Movement is stretched, longitudinal fixture is further driven to and makees longitudinal stretching；With the rotation of lateral long bolt and lateral short screw, third spiral shell
The direction of motion that female fixed seat drives second longitudinal direction guide rail for linear motion and with longitudinal rail is consistent；Meanwhile lateral long bolt
On angular wheel the angular wheel on longitudinal long bolt can be driven to rotate, be further driven to the second nut fixed seat straight line fortune
Dynamic, the second nut fixed seat drives cross slide way to make extensional motion, is further driven to horizontal fixture and makees lateral stretching.Due to cross
It is made of to long bolt, lateral short screw, longitudinal long bolt, longitudinal short screw two sections of equal length, and two sections of screw thread
Direction is on the contrary, therefore, and corresponding cross slide way and longitudinal rail can drive horizontal fixture and longitudinal fixture is consistent stretches out；
Fixture can also move adjusting to adapt to the size of sheet material on sliding block.
4) when needing to stretch the epidermis of the automotive upholstery sheet material, the first cylinder in epidermis drawing mechanism is received
Contracting drives lower platen to move down, clamps sheet material epidermis, the return of the first cylinder clamps epidermis；Operate the second cylinder into
Row elongation, the telescopic rod of the second cylinder apply downward pressure to undersetting, Z-shaped connecting plate so that are connect with Z-shaped connecting plate
Grab tensile mechanism is rotated along rotation axis bearing, and the epidermis of product is driven to carry out the downward stretching in arc shape.
Beneficial effects of the present invention：
(1) four sides Automatic-drawing device of the invention passes through guide rail, driving drawing mechanism, fixture, clamp driving mechanism
Synergistic effect, coordinate second longitudinal direction guide rail on epidermis drawing mechanism, may be implemented automotive upholstery sheet material four sides stretch and
Epidermis stretches, and the sheet material after stretching meets the shape thicknesses requirement of automotive upholstery；The rotational movement spiral shell of angular wheel group
Bar, nut are for linear motion, and positioning accuracy is high, and stable drive is efficient；When carrying out four sides contraction, fixture is as close to piece
Material can save epidermis but also reduce the epidermis amount of tension in forming process.
(2) first screw holders, the second screw holder, third screw holder, the 4th screw holder not only rise
The effect for having arrived support lateral long bolt, longitudinal long bolt, lateral short screw, longitudinal short screw also ensures the flat of each screw rod
Steady linear motion.
(3) lateral long bolt, lateral short screw, longitudinal long bolt, longitudinal short screw are made of two sections of equal length,
And two sections hand of spiral on the contrary, ensure that corresponding cross slide way and longitudinal rail can drive sheet material make simultaneously it is outside
Uniform Tension moves, and precision is high, and draw ratio is adjustable.
(4) sheet material table may be implemented by Pneumatic extension mechanism, the synergistic effect of grab tensile mechanism in epidermis stretching structure
The clamping and stretching of skin, and the amplitude of stretching can be accurately controlled, form the epidermis for having effigurate relatively deep.
Description of the drawings
The present invention will be further described below with reference to the drawings.
Fig. 1 is the northwest side view of the four sides Automatic-drawing device for automotive upholstery sheet forming of the present invention；
Fig. 2 is the northeast side view of the four sides Automatic-drawing device for automotive upholstery sheet forming of the present invention；
Fig. 3 is the enlarged structure schematic diagram at A in Fig. 2；
Fig. 4 is the enlarged structure schematic diagram at B in Fig. 2；
Fig. 5 is the structural schematic diagram of epidermis drawing mechanism；
Fig. 6 is the right view of epidermis drawing mechanism；
Fig. 7 is the structural schematic diagram after the contraction of the second cylinder in Fig. 6.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained all other without creative efforts
Embodiment shall fall within the protection scope of the present invention.
As shown in Figs 1-4, the four sides Automatic-drawing device for automotive upholstery sheet forming of the present embodiment, including at
Type outline border 1, guide rail, driving drawing mechanism, fixture, clamp driving mechanism.Specifically, guide rail includes：A pair of of cross slide way 2 and one
To longitudinal rail 3, cross slide way 2 is arranged with 3 vertical interlaced of longitudinal rail, and the outer wall of cross slide way 2, which is equipped with, is transversely mounted slot 21,
The outer wall of longitudinal rail 3 is equipped with longitudinally mounted slot 31.Driving drawing mechanism include：A pair of of transverse direction long bolt 4, a pair of laterally short spiral shell
Bar 5, a pair of of longitudinal direction long bolt 6, a pair of longitudinal short screw 7, motor 8, angular wheel group, motor 8 and lateral long bolt 4, longitudinal direction
Long bolt 6 is sequentially connected by angular wheel group.Lateral long bolt 4, lateral short screw 5, longitudinal long bolt 6, longitudinal short screw 7
It is made of two sections of equal length, and two sections of hand of spiral is opposite.Opposite screw thread ensure that corresponding cross slide way 2
Sheet material can be driven to make Uniform Tension outside simultaneously with longitudinal rail 3.Lateral long bolt 4, lateral short screw 5 and longitudinal rail
3 are connected by the first nut fixed seat 9, and longitudinal long bolt 6, longitudinal short screw 7 pass through the second nut fixed seat with cross slide way 2
10 connections.Wherein, the quantity of each pair of lateral long bolt 4 is two, parallel up and down；The quantity of each pair of longitudinal direction long bolt 6 is two,
It is parallel up and down.The lateral long bolt 4 on top, lateral short screw 5 are connect with longitudinal rail 3 by the first nut fixed seat 9；Lower part
Longitudinal long bolt 6 connect by the second nut fixed seat 10 with cross slide way 2.The quantity of motor 8 is two, is respectively arranged on into
The both ends of 1 side of type outline border.The both ends of lateral long bolt 4 are equipped with the first screw holder 18, and longitudinal long bolt 5 is equipped with second
The both ends of screw holder 19, lateral short screw 6 are equipped with third screw holder 20, and the both ends of longitudinal short screw 7 are equipped with the 4th
Screw holder 22.First screw holder 18, the second screw holder 19, third screw holder 20, the 4th screw rod are fixed
Seat 22 has not only acted as the effect of support lateral long bolt 4, longitudinal long bolt 6, lateral short screw 5, longitudinal short screw 7, also protects
The steady linear motion of each screw rod is demonstrate,proved.
As shown in Figure 1, fixture includes：Two groups of horizontal fixtures 11 on cross slide way 2 and on longitudinal rail 3
Two groups of longitudinal direction fixtures 12, the distance between adjacent horizontal fixture 11 or longitudinal fixture 12 are equal.On corresponding cross slide way 2
Two groups of horizontal fixtures 11 be used to clamp the transverse edge of automotive upholstery sheet material, two groups be set on corresponding longitudinal rail 3
Longitudinal fixture 12 is used to clamp the longitudinal edge of automotive upholstery sheet material.Equidistant fixture also ensures that the stress of sheet material is more equal
It is even, it stretches more steady.
As shown in figure 3, angular wheel group includes being arranged in motor output shaft, lateral long bolt both ends, longitudinal long bolt two
Multiple angular wheels at end.Specifically, angular wheel group includes：The transverse direction of angular wheel 24 on motor output shaft, lower part is long
The angular wheel 25 in 4 outside of screw rod, the angular wheel 26 of 4 inside of lateral long bolt of lower part, 4 inside of lateral long bolt on top
Angular wheel 27, the angular wheel 28 in the outside of longitudinal long bolt 6 on top, the conical tooth in 6 outside of longitudinal long bolt of lower part
Take turns (not shown).Angular wheel group drives lateral long bolt 4, longitudinal long bolt 6 to rotate, and lateral long bolt 4 is indulged
To the linear motion that the convert rotational motion of long bolt 6 is the first nut fixed seat 9 and the second nut fixed seat 10, further band
The linear stretch movement of dynamic cross slide way 2, longitudinal rail 3.
As shown in Figs. 1-3, clamp driving mechanism includes：Sliding block 13, fixture connecting seat 14, sliding block 13 are set to and are transversely mounted slot
21 and longitudinally mounted slot 31 in, fixture is fixedly connected with sliding block 13 by fixture connecting seat 14.Longitudinal rail 3 and longitudinal long bolt
Second longitudinal direction guide rail 15 is equipped between 6, second longitudinal direction guide rail 15 and lateral long bolt 4, lateral short screw 5 are solid by third nut
Reservation 16 connects, and second longitudinal direction guide rail 15 is equipped with epidermis drawing mechanism 100.The upper end of second longitudinal direction guide rail 15 is equipped with the second limit
Position plate 17 avoids second longitudinal direction guide rail 15 and touches molding outline border 1.The upper end of cross slide way 2 is equipped with the first limiting plate 23.The
One limiting plate 23 avoids touching of the cross slide way 2 to molding outline border 1.
As illustrated in figs. 5-7, epidermis drawing mechanism 100 includes：Upper fixed seat 101, the first side plate 102, the second side plate 103,
Rotation axis bearing 104, Pneumatic extension mechanism, grab tensile mechanism.First side plate 102 is symmetrically set in upper solid with the second side plate 103
The both sides of reservation 101 and rotation axis bearing 104.The outside of rotation axis bearing 104 is equipped with connecting seat 105, and 105 outside of connecting seat is set
There are a Z-shaped connecting plate 106 far from rotation axis bearing 104, the extending direction of Z-shaped connecting plate 106 and the first side plate 102 and second
The extending direction of side plate 103 is opposite.Pneumatic extension mechanism is connect with grab tensile mechanism by Z-shaped connecting plate 106.Grab tensile
Mechanism includes：Top board 113, lower platen 114, the first cylinder 115, fixed seat 116.Fixed seat 116 and Z-shaped connecting plate 106
Connection, lower platen 114 are connect with the telescopic rod of the first cylinder 115 on the outside of one end.Fixed seat 116 is set among Z-shaped connecting plate 106
Partial outside, fixed seat 116 are connect with the bottom of the first cylinder 115.Pneumatic extension mechanism includes：Upper bracket 110, undersetting
111, the second cylinder 112.The top of upper bracket 110 is connect with upper fixed seat 101, and lower part is connect with the second cylinder 112, the second gas
The piston rod of cylinder 112 is connect with undersetting 111.Limiting plate 117 is equipped between top board 113 and lower platen 114, limiting plate is in L
Shape.Top board 113 and the Z-shape right angle bending structure of lower platen 114.Upper fixed seat 101 and the first side plate 102, upper fixation
Seat 101 is fastenedly connected with the second side plate 103 by the first attaching nut 108.First side plate 102 and rotation axis bearing 104, second
Side plate 103 is fastenedly connected with rotation axis bearing 104 by the second attaching nut 109.
The course of work of the four sides Automatic-drawing device of the automotive upholstery sheet forming is specific as follows：
1) the suitable rectangular vehicle inside gadget sheet material of thickness is installed on the stretching device, that is, be placed on horizontal fixture 11 with
Between longitudinal fixture 12, four side edges of the automotive upholstery sheet material are clamped；
2) automotive upholstery sheet material is heated to suitable temperature；
3) being powered makes motor 8 operate, and motor 8 drives the transmission of angular wheel group, 24 band of angular wheel on motor output shaft
Dynamic transverse direction long bolt 4 rotates, and lateral long bolt 4 drives the first nut fixed seat 9 for linear motion, 9 band of the first nut fixed seat
Dynamic longitudinal rail 3 makees extensional motion, is further driven to longitudinal fixture 12 and makees longitudinal stretching；With lateral long bolt 4 and laterally
The rotation of short screw 5, third nut fixed seat 16 drive second longitudinal direction guide rail 15 for linear motion and with the movement of longitudinal rail 3
Direction is consistent；Meanwhile the angular wheel on lateral long bolt 4 can drive the angular wheel on longitudinal long bolt 6 to rotate, further
Drive the linear motion of the second nut fixed seat 10, the second nut fixed seat 10 that cross slide way 2 is driven to make extensional motion, further
Horizontal fixture 11 is driven to make lateral stretching.Due to lateral long bolt 4, lateral short screw 5, longitudinal long bolt 6, longitudinal short screw
7 are made of two sections of equal length, and two sections of hand of spiral is on the contrary, therefore, corresponding cross slide way 2 and longitudinal rail 3
Horizontal fixture 11 can be driven and longitudinal fixture 12 is consistent stretches out；Fixture can also move adjusting to adapt on sliding block 13
The size of sheet material.
4) when needing to stretch the epidermis of the automotive upholstery sheet material, the first gas in epidermis drawing mechanism 100
Cylinder 115 is shunk, and is driven lower platen 114 to move down, is clamped sheet material epidermis, the return of the first cylinder 115 clamps epidermis；Behaviour
Make the second cylinder 112 to be extended, the telescopic rod of the second cylinder 112 applies downward pressure to undersetting 111, Z-shaped connecting plate 106
Power so that the grab tensile mechanism being connect with Z-shaped connecting plate 6 is rotated along rotation axis bearing 104, and the epidermis of product is driven to carry out
Downward stretching.
The four sides Automatic-drawing device of the present invention passes through the association of guide rail, driving drawing mechanism, fixture, clamp driving mechanism
Same-action coordinates the epidermis drawing mechanism on second longitudinal direction guide rail, and the four sides that automotive upholstery sheet material may be implemented stretches and table
Skin stretches, and the sheet material after stretching meets the shape thicknesses requirement of automotive upholstery；The rotational movement screw rod of angular wheel group,
Nut is for linear motion, and positioning accuracy is high, and stable drive is efficient；When carrying out four sides contraction, fixture is as close to sheet material, both
It epidermis can be saved again can reduce the epidermis amount of tension in forming process.
Above content is only to structure of the invention example and explanation, affiliated those skilled in the art couple
Described specific embodiment does various modifications or additions or substitutes by a similar method, without departing from invention
Structure or beyond the scope defined by this claim, is within the scope of protection of the invention.
Claims (7)
1. a kind of four sides Automatic-drawing device for automotive upholstery sheet forming, including molding outline border, guide rail, driving stretching
Mechanism, fixture, clamp driving mechanism, which is characterized in that
The guide rail includes：A pair of of cross slide way is arranged with a pair of of longitudinal rail, cross slide way with longitudinal rail vertical interlaced, institute
The outer wall for stating cross slide way is equipped with longitudinally mounted slot equipped with slot, the outer wall of the longitudinal rail is transversely mounted；
The driving drawing mechanism includes：A pair of lateral long bolt, a pair of lateral short screw, a pair of longitudinal long bolt, a pair are vertical
To short screw, motor, angular wheel group, the transverse direction long bolt, lateral short screw and longitudinal rail are fixed by the first nut
Seat connection, the longitudinal direction long bolt, longitudinal short screw are connect with cross slide way by the second nut fixed seat；The number of the motor
Amount is two, is respectively arranged on the both ends of molding outline border side；The angular wheel group includes setting in motor output shaft, laterally length
Multiple angular wheels at screw rod both ends, longitudinal long bolt both ends；The motor passes through taper with lateral long bolt, longitudinal long bolt
Gear set is sequentially connected；
The fixture includes：Two groups of horizontal fixtures on cross slide way and two groups of longitudinal direction fixtures on longitudinal rail,
Distance between adjacent horizontal fixture or longitudinal fixture is equal；
The clamp driving mechanism includes：Sliding block, fixture connecting seat, the sliding block are set to and are transversely mounted slot and longitudinally mounted slot
Interior, the fixture is fixedly connected with sliding block by fixture connecting seat.
2. the four sides Automatic-drawing device according to claim 1 for automotive upholstery sheet forming, which is characterized in that
Second longitudinal direction guide rail is equipped between the longitudinal rail and longitudinal long bolt, second longitudinal direction guide rail and lateral long bolt, transverse direction are short
Screw rod is connected by third nut fixed seat, and the second longitudinal direction guide rail is equipped with epidermis drawing mechanism.
3. the four sides Automatic-drawing device according to claim 2 for automotive upholstery sheet forming, which is characterized in that
The upper end of the second longitudinal direction guide rail is equipped with the second limiting plate.
4. the four sides Automatic-drawing device according to claim 2 for automotive upholstery sheet forming, which is characterized in that
The epidermis drawing mechanism includes：Upper fixed seat, the first side plate, the second side plate, rotation axis bearing, Pneumatic extension mechanism, clamping
Drawing mechanism, first side plate and the second side plate are symmetrically set in the both sides of upper fixed seat and rotation axis bearing, the rotation axis
The outside of bearing is equipped with connecting seat, and a Z-shaped connecting plate far from rotation axis bearing, Z-shaped connecting plate are equipped on the outside of the connecting seat
Extending direction and the extending direction of the first side plate and the second side plate on the contrary, the Pneumatic extension mechanism is logical with grab tensile mechanism
Cross Z-shaped connecting plate connection；
The grab tensile mechanism includes：Top board, lower platen, the first cylinder, fixed seat；The fixed seat and Z-shaped connecting plate
One end on the outside of connection, the lower platen connect with the telescopic rod of the first cylinder, and the fixed seat is set on Z-shaped connecting plate middle part
The outside divided, fixed seat are connect with the bottom of the first cylinder；
The Pneumatic extension mechanism includes：Upper bracket, undersetting, the second cylinder, top and the upper fixed seat of the upper bracket connect
It connects, lower part is connect with the second cylinder, and the piston rod of second cylinder is connect with undersetting.
5. the four sides Automatic-drawing device according to claim 1 for automotive upholstery sheet forming, which is characterized in that
The both ends of the transverse direction long bolt are equipped with the first screw holder, and the longitudinal direction long bolt is equipped with the second screw holder, institute
The both ends for stating lateral short screw are equipped with third screw holder, and the both ends of the longitudinal direction short screw are equipped with the 4th screw holder.
6. the four sides Automatic-drawing device according to claim 1 for automotive upholstery sheet forming, which is characterized in that
The upper end of the cross slide way is equipped with the first limiting plate.
7. the four sides Automatic-drawing device according to claim 1 for automotive upholstery sheet forming, which is characterized in that
The transverse direction long bolt, lateral short screw, longitudinal long bolt, longitudinal short screw are made of two sections of equal length, and two sections
Hand of spiral it is opposite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810375299.7A CN108481720B (en) | 2018-04-24 | 2018-04-24 | Four-side automatic stretching device for forming automobile interior trim part sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810375299.7A CN108481720B (en) | 2018-04-24 | 2018-04-24 | Four-side automatic stretching device for forming automobile interior trim part sheet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108481720A true CN108481720A (en) | 2018-09-04 |
| CN108481720B CN108481720B (en) | 2023-09-01 |
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| CN201810375299.7A Active CN108481720B (en) | 2018-04-24 | 2018-04-24 | Four-side automatic stretching device for forming automobile interior trim part sheet |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109130197A (en) * | 2018-11-13 | 2019-01-04 | 芜湖新宝超声波设备有限公司 | A kind of welding fixture for automotive upholstery |
| CN112829272A (en) * | 2020-12-30 | 2021-05-25 | 陈成超 | Can prevent to stretch inhomogeneous plastic film processing and use tensile equipment |
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| CN112829272A (en) * | 2020-12-30 | 2021-05-25 | 陈成超 | Can prevent to stretch inhomogeneous plastic film processing and use tensile equipment |
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| Publication number | Publication date |
|---|---|
| CN108481720B (en) | 2023-09-01 |
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Application publication date: 20180904 Assignee: Nanjing Jiaye Automatic Control Equipment Co.,Ltd. Assignor: ANHUI KINGPOWER EQUIPMENT & MOULD MANUFACTURE Co.,Ltd. Contract record no.: X2023980047069 Denomination of invention: A Four sided Automatic Stretching Device for Forming Automotive Interior Parts Granted publication date: 20230901 License type: Exclusive License Record date: 20231120 |
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