CN208840280U - A kind of three-dimension curved surface stretching-machine clamp component - Google Patents

A kind of three-dimension curved surface stretching-machine clamp component Download PDF

Info

Publication number
CN208840280U
CN208840280U CN201821214832.3U CN201821214832U CN208840280U CN 208840280 U CN208840280 U CN 208840280U CN 201821214832 U CN201821214832 U CN 201821214832U CN 208840280 U CN208840280 U CN 208840280U
Authority
CN
China
Prior art keywords
clamp
bayonet
positioning
sliding block
curved surface
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201821214832.3U
Other languages
Chinese (zh)
Inventor
宋立云
张建立
卢群会
牛学谦
郝海峰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HEBEI CHUANGLIAN MACHINERY MANUFACTURING Co Ltd
Original Assignee
HEBEI CHUANGLIAN MACHINERY MANUFACTURING Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by HEBEI CHUANGLIAN MACHINERY MANUFACTURING Co Ltd filed Critical HEBEI CHUANGLIAN MACHINERY MANUFACTURING Co Ltd
Priority to CN201821214832.3U priority Critical patent/CN208840280U/en
Application granted granted Critical
Publication of CN208840280U publication Critical patent/CN208840280U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses a kind of three-dimension curved surface stretching-machine clamp components, including lifting device, clamp bracket and several clamps being mounted on clamp bracket;To be slidably connected between the clamp bracket and clamp, the curvature for each arc guide groove for having several arc guide grooves in mirror settings to two sides from the central position on the clamp bracket, and being arranged from the central position to two sides is different;Positioning and guiding block is connected on the clamp, the positioning and guiding block is slidably mounted in the arc guide groove, it is equipped with radian between two neighboring clamp and positions adjusting screw, positioning and guiding sliding block is set on the clamp at both ends, the lifting device is connected by the positioning and guiding sliding block.The utility model can cross the plane of structure curvature that Cheng Qian easily adjusts panel as needed in stretch forming, increase precision of the three-dimension curved surface plate when stretching.

Description

A kind of three-dimension curved surface stretching-machine clamp component
Technical field
The utility model relates to a kind of clamp component, specially a kind of three-dimension curved surface stretching-machine clamp component.
Background technique
Stretch forming is one of aircraft skin part or the main forming mode of some three-dimension curved surface thin skin components, is such as being flown The part and radar radio at the covering class part such as positions such as airframe, wing and radome fairing generallyd use in machine manufacture are looked in the distance Reflector Panel in mirror manufacture is processed by pull-shaped equipment.And determine the forming curvature of panel to forming during stretch forming Quality influence is very big, is the key that the manufacturing field.
Existing stretcher is determining first is that using fixed lateral curvature, cannot be adjusted, and fully relies on mould molding, shadow Ring the formed precision of panel;Another way is to produce a profiling mold according to the lateral curvature for going out the panel with model, Then come position and the angle of positioning chuck according to profiling mold, although such precision is accurate, different panels must be made A variety of corresponding molds, not only cost is high in this way, and replaces trouble.
Utility model content
The purpose of this utility model is to provide a kind of three-dimension curved surface stretching-machine clamp components, to solve above-mentioned background technique The problem of middle proposition.
To achieve the above object, the utility model provides the following technical solutions: a kind of three-dimension curved surface stretching-machine clamp component, It is characterized by comprising lifting device, clamp bracket and several clamps being mounted on clamp bracket;The clamp bracket and card To be slidably connected between head, from the central position to several arc guide grooves of two sides mirror settings, the card on the clamp bracket Positioning and guiding block is connected on head, the positioning and guiding block is slidably mounted in the arc guide groove, between two neighboring clamp Adjusting screw is positioned equipped with radian, positioning and guiding sliding block is set on the clamp at both ends, is connected by the positioning and guiding sliding block Connect the lifting device.
Preferably, the curvature for each arc guide groove being arranged from the central position to two sides on the clamp bracket is not Together.
Preferably, the lifting device is set as two groups, is located at clamp bracket both ends, and every group of lifting device includes mentioning Oil-lifting jar and the connecting rod for being hinged on the lift cylinder lower end, and the middle part of the connecting rod, one end of connecting rod is arranged in hinge joint Clamp is connected, the other end is hinged on clamp bracket, and one end of connecting rod connection clamp sets guide groove, and the guide groove is slidably connected Positioning and guiding sliding block on clamp.
Preferably, the clamp includes clamp seat, and clamping oil cylinder, clamp seat front end setting card are arranged in the clamp seat Mouthful, two bayonet sliding blocks, the end of the bayonet sliding block and the clamping oil cylinder are symmetrical arranged in the bayonet one on the other Piston rod clamping;Wear-resistant liner, the wear-resistant liner and the sliding conjunction of bayonet sliding block is arranged in the upper and lower surface of bayonet;Clamp seat or so two Guide plate is installed at the upper and lower position of bayonet respectively on the side wall of side, directive slide track, the card are fixed on the guide plate Mouth sliding block is equipped with sliding slot corresponding with the directive slide track, bayonet sliding block edge can be made to lead by the directive slide track and sliding slot It is slided to plate;Bayonet is set as interior big outer small, and top and bottom are the inclined-plane tilted to bayonet, the clamping of two bayonet sliding blocks Face is set as plane, and sliding surface is inclined-plane identical with bayonet top and bottom slope respectively.
Preferably, the sliding surface of the bayonet sliding block is equipped with oil-way, is provided with increasing on the clamping face of bayonet sliding block Add the reticulate pattern of frictional force.
Preferably, the position that clamping oil cylinder is corresponded on the clamp seat is provided with into and out of oil-piping hole, corresponding oil-way Position be equipped with lubricant oil additive hole.
Preferably, the oil-way is set as cross.
Preferably, the positioning and guiding block is connected on clamp seat by T-slot.
Compared with prior art, the utility model has the beneficial effects that
The utility model can cross the plane of structure curvature that Cheng Qian easily adjusts panel as needed in stretch forming, solve Cross curvature cannot be adjusted or can adjust the problem of trouble in the prior art, increase precision of the three-dimension curved surface plate when stretching; Simultaneously by the unique structure design of clamp, clamp is made to generate a biggish initial frictional under the action of clamping oil cylinder, Ensure that three-dimension curved surface plate will not pull phenomenon during stretching.
Detailed description of the invention
Fig. 1 is the main view of the utility model;
Fig. 2 is the left view of the utility model;
Fig. 3 is the structural schematic diagram of clamp bracket;
Fig. 4 is the left view sectional view of clamp;
Fig. 5 is oil-way structural schematic diagram;
Fig. 6 is the structural schematic diagram of positioning and guiding block;
In figure: 1 clamp bracket, 2 clamps, 3 arc guide grooves, 4 three-dimension curved surface plates, 5 guide grooves, 6 positioning and guiding sliding blocks, 7 Radian positions adjusting screw, 8 connecting rods, 9 lift cylinders, 10 positioning and guiding blocks, 11T shape slot, 21 clamp seats, 22 guide plates, 23 cards Mouth, 24 bayonet sliding blocks, 25 clamping oil cylinders, 26 wear-resistant liners, 27 lubricant oil additive holes, 28 are into and out of oil-piping hole, 29 lubricating oil Slot.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right", The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Fig. 1-6 is please referred to, the utility model provides a kind of technical solution: a kind of three-dimension curved surface stretching-machine clamp component, packet Include lifting device, clamp bracket 1 and several clamps 2 being mounted on clamp bracket 1;It is between the clamp bracket 1 and clamp 2 It is slidably connected, on the clamp bracket 1 from the central position to several arc guide grooves 3 of two sides mirror settings and from the central position The curvature for each arc guide groove 3 being arranged to two sides is different, and positioning and guiding block 10, the positioning are connected on the clamp 2 Guide pad 10 is slidably mounted in the arc guide groove 3;It is equipped with radian between two neighboring clamp 2 and positions adjusting screw 7, position In positioning and guiding sliding block 6 is arranged on the clamp 2 at both ends, the lifting device is connected by the positioning and guiding sliding block 6;It is described to mention It rises device and is set as two groups, be located at 1 both ends of clamp bracket, every group of lifting device includes lift cylinder 9 and be hinged on described The connecting rod 8 of 9 lower end of lift cylinder, and the middle part of the connecting rod 8 is arranged in hinge joint, one end of connecting rod 8 connects clamp 2, another End is hinged on clamp bracket 1, and one end that connecting rod 8 connects clamp 2 sets guide groove 5, and the guide groove 5 is slidably connected on clamp 2 Positioning and guiding sliding block 6.The clamp 2 includes clamp seat 21, setting clamping oil cylinder 25 in the clamp seat 21, before clamp seat 21 Bayonet 23 is arranged in end, is symmetrical arranged two bayonet sliding blocks 24, the end of the bayonet sliding block 24 and institute one on the other in bayonet 23 State the piston rod clamping of clamping oil cylinder 25;Wear-resistant liner 26, the wear-resistant liner 26 and bayonet is arranged in the upper and lower surface of bayonet 23 Sliding block 24 is sliding to be closed;Guide plate 22, institute are installed respectively at the upper and lower position of bayonet 23 on 21 left and right sides side wall of clamp seat It states and is fixed with directive slide track on guide plate 22, the bayonet sliding block 24 is equipped with sliding slot corresponding with the directive slide track, Bayonet sliding block 24 can be made to slide along guide plate 22 by the directive slide track and sliding slot;Bayonet 23 is set as interior big outer small, thereon Here is the inclined-plane tilted to bayonet 23, and the clamping face of two bayonet sliding blocks 24 is set as plane, sliding surface be respectively with The identical inclined-plane of 23 top and bottom slope of bayonet.
Specifically, the sliding surface of bayonet sliding block 24 described in the present embodiment is equipped with oil-way 29, the oil-way 29 are set as cross;The reticulate pattern for increasing frictional force is provided on the clamping face of bayonet sliding block 24.
Specifically, the position for corresponding to clamping oil cylinder 25 on clamp seat 21 described in the present embodiment is provided with into and out of oil-piping The position in hole 28, corresponding oil-way 29 is equipped with lubricant oil additive hole 27.
Specifically, clamp seat 21 described in the present embodiment is equipped with T-slot 11, by the T-slot 11 by positioning and guiding Block 10 is connected on clamp seat 21.
The use principle of the present embodiment:
For the drawing and forming of the three-dimension curved surface plate 4 of adaptation different model, the requirement of different lateral curvatures is adapted to, the present apparatus exists On clamp bracket 1 design have arc guide groove 3, from the central position to each arc guide groove 3 in two sides guiding arc curvature and Positioning is different based on 4 curved surface of three-dimension curved surface plate, while the curvature of the guiding arc of the guide pad on corresponding each clamp 2 It should be matched according to the curvature of the guiding arc for the arc guide groove 3 that it is connected.When the laterally song for needing to adjust three-dimension curved surface plate 4 When spending, starting 9 drive link 8 of lift cylinder is around fixed spot wobble, thus slide positioning and guiding sliding block 6 in guide groove 5, And then drive the clamp 2 for being located at both ends by the arcuately movement of guide groove 3 of positioning and guiding block 10, it is located in the clamp 2 at both ends On the position of our needs and angle, then position intermediate each clamp 2 successively by adjusting radian positioning adjusting screw 7, this Sample can preferably simulate the lateral curvature of difference of three-dimension curved surface plate 4, play pass to the precision of the three-dimension curved surface plate 4 of drawing and forming Key effect.
21 internal card locking oil cylinder 25 of clamp seat, 21 front end of clamp seat are arranged bayonet 23, set bayonet sliding block 24 in bayonet 23, block It is clamped between the piston rod and bayonet sliding block 24 of locking oil cylinder 25, and guide plate 22 is set in 21 two sides of clamp seat, and make to lead It is slidably connected to plate 22 and bayonet sliding block 24.In this way, two bayonet sliding blocks 24 are in card above and below promotion when clamping oil cylinder 25 is overhanging It is slid in and out in mouth 23 along guide plate 22, the vertical interval between upper and lower two bayonet sliding blocks 24 is gradually reduced, until clamping three-dimensional Curved slab;When clamping oil cylinder 25 bounces back, two bayonet sliding blocks 24 are inwardly sliding along guide plate 22 in bayonet 23 up and down for drive It is dynamic, while the vertical interval between upper and lower two bayonet sliding blocks 24 is gradually increased, and unclamps three-dimension curved surface plate.Bayonet 23 is designed as interior It is big outer small, and the reticulate pattern for increasing frictional force is provided in the clamping face of upper and lower two bayonet sliding blocks 24, in this way in clamping oil cylinder A biggish initial frictional will be generated under 25 pulling force effect, it is ensured that three-dimension curved surface plate will not occur during stretching Pull phenomenon;Wear-resistant liner 26 is set in 23 upper and lower surface of bayonet, oil-way 29 is set on bayonet sliding block 24, and will lubrication Bayonet sliding block 24 is arranged on the sliding surface of wear-resistant liner 26 in oil groove 29, it is ensured that the fluency that bayonet sliding block 24 slides increases The service life of long clamp 2.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (7)

1. a kind of three-dimension curved surface stretching-machine clamp component, it is characterised in that: including lifting device, clamp bracket (1) and be mounted on Several clamps (2) on clamp bracket (1);To be slidably connected between the clamp bracket (1) and clamp (2), the clamp branch There are several arc guide grooves (3) in mirror settings to two sides from the central position on frame (1), and be arranged from the central position to two sides The curvature of each arc guide groove (3) is different;Positioning and guiding block (10) are connected on the clamp (2), the positioning and guiding block (10) it is slidably mounted in the arc guide groove (3), radian positioning adjusting screw (7) is equipped between two neighboring clamp (2), Positioning and guiding sliding block (6) are set on the clamp (2) at both ends, the promotion is connected by the positioning and guiding sliding block (6) and is filled It sets.
2. a kind of three-dimension curved surface stretching-machine clamp component according to claim 1, it is characterised in that: the lifting device is set Two groups are set to, is located at clamp bracket (1) both ends, every group of lifting device includes lift cylinder (9) and be hinged on the promotion The connecting rod (8) of oil cylinder (9) lower end, and hinge joint setting, at the middle part of the connecting rod (8), one end of connecting rod (8) connects clamp (2), the other end is hinged on clamp bracket (1), and one end of connecting rod (8) connection clamp (2) sets guide groove (5), the guide groove (5) the positioning and guiding sliding block (6) being slidably connected on clamp (2).
3. a kind of three-dimension curved surface stretching-machine clamp component according to claim 1 or 2, it is characterised in that: the clamp (2) Including clamp seat (21), clamping oil cylinder (25) are set in the clamp seat (21), bayonet (23) are arranged in clamp seat (21) front end, card Two bayonet sliding blocks (24), the end of the bayonet sliding block (24) and the clamping oil cylinder are symmetrical arranged in mouth (23) one on the other (25) piston rod clamping;Wear-resistant liner (26) are arranged in the upper and lower surface of bayonet (23), and the wear-resistant liner (26) and bayonet are sliding Block (24) is sliding to be closed;Guide plate is installed respectively at the upper and lower position of bayonet (23) on side wall at left and right sides of the clamp seat (21) (22), directive slide track is fixed on the guide plate (22), the bayonet sliding block (24) is equipped with and the directive slide track phase Corresponding sliding slot can be such that bayonet sliding block (24) slides along guide plate (22) by the directive slide track and sliding slot;Bayonet (23) is set It is set to interior big outer small, top and bottom are the inclined-plane tilted to bayonet (23), the clamping face setting of two bayonet sliding blocks (24) For plane, sliding surface is inclined-plane identical with bayonet (23) top and bottom slope respectively.
4. a kind of three-dimension curved surface stretching-machine clamp component according to claim 3, it is characterised in that: the bayonet sliding block (24) sliding surface is equipped with oil-way (29), and the reticulate pattern for increasing frictional force is provided on the clamping face of bayonet sliding block (24).
5. a kind of three-dimension curved surface stretching-machine clamp component according to claim 4, it is characterised in that: the clamp seat (21) The position of upper corresponding clamping oil cylinder (25) is provided with into and out of oil-piping hole (28), and the position of corresponding oil-way (29) is equipped with profit Lubricating oil doses hole (27).
6. a kind of three-dimension curved surface stretching-machine clamp component according to claim 5, it is characterised in that: the oil-way (29) it is set as cross.
7. a kind of three-dimension curved surface stretching-machine clamp component according to claim 6, it is characterised in that: the clamp seat (21) It is equipped with T-slot (11), the positioning and guiding block (10) is connected on clamp seat (21) by the T-slot (11).
CN201821214832.3U 2018-07-30 2018-07-30 A kind of three-dimension curved surface stretching-machine clamp component Active CN208840280U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821214832.3U CN208840280U (en) 2018-07-30 2018-07-30 A kind of three-dimension curved surface stretching-machine clamp component

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821214832.3U CN208840280U (en) 2018-07-30 2018-07-30 A kind of three-dimension curved surface stretching-machine clamp component

Publications (1)

Publication Number Publication Date
CN208840280U true CN208840280U (en) 2019-05-10

Family

ID=66354739

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821214832.3U Active CN208840280U (en) 2018-07-30 2018-07-30 A kind of three-dimension curved surface stretching-machine clamp component

Country Status (1)

Country Link
CN (1) CN208840280U (en)

Similar Documents

Publication Publication Date Title
CN106003480A (en) Overall molding tool of composite material wallboard stringer positioning
CN208840280U (en) A kind of three-dimension curved surface stretching-machine clamp component
CN109175018B (en) Automatic bending processing equipment for aluminum-plastic plate and bending processing technology for aluminum-plastic plate
CN208149483U (en) A kind of tail-gate fit-up gap face difference controls auxiliary device
CN103552175B (en) Tyre vulcanization inner mold
CN208294078U (en) A kind of adjustable template shaping mechanism of stair top layer Lin Kongdangtai construction
CN203542913U (en) Inner mold for vulcanizing tyre
CN208628218U (en) A kind of three-dimension curved surface stretching-machine clamp
CN106313483A (en) Bottle blank distance separating mechanism for plastic bottles
CN208437467U (en) A kind of conical shell part forming mold
CN109158517A (en) A kind of automobile engine cover fixed screw precise forming mold
CN205732582U (en) A kind of integral type capstan head mould
CN205601233U (en) Four post guider of hot press
CN217018575U (en) Pouring device for cast aluminum alloy sample
CN210335778U (en) High-precision die assembling device
CN110961574B (en) Placer of engine guide vane wax matrix
CN109092965A (en) A kind of three-dimension curved surface stretching-machine
CN208084889U (en) It is used to form the stripper apparatus at electric vehicle panel lamps and lanterns position
CN211539243U (en) A mould platform for impeller production system shell
CN203426271U (en) Hydraulically-driven pipe end molding equipment for clamp and press type pipe fitting
CN209080187U (en) Arc-shaped edges are seamless unmanned plane wing shaping mould
CN208467004U (en) A kind of quadrangle flanging and restriking mold
CN210334624U (en) Scraping die for high-manganese copper alloy welding wire
CN209476994U (en) A kind of car inner plate side case shaping wedge mechanism
CN209311810U (en) Manually to core jig structure

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant