CN213497189U - Thin-wall semi-circular structural skin laser cutting allowance removing positioning clamping tool - Google Patents
Thin-wall semi-circular structural skin laser cutting allowance removing positioning clamping tool Download PDFInfo
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- CN213497189U CN213497189U CN202020674707.1U CN202020674707U CN213497189U CN 213497189 U CN213497189 U CN 213497189U CN 202020674707 U CN202020674707 U CN 202020674707U CN 213497189 U CN213497189 U CN 213497189U
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Abstract
The utility model provides a thin wall semicircle structural skin laser cutting gets rid of surplus location and presss from both sides tight frock, a serial communication port, including support frame (1), inner tube (2), a plurality of clamping ring (3), a plurality of clamp plate (4), a plurality of horizontal cylinder (5), a plurality of perpendicular cylinder (8) and a plurality of support (6), wherein, support frame (1) includes 4 longerons (11) that constitute by the channel-section steel and a plurality of crossbeam (12) that constitute by the channel-section steel, and the length of 4 longerons (11) is the same, and the length of a plurality of crossbeam (12) is the same. The utility model discloses simple structure, with low costs, convenient operation saves operating time and intensity, uses the difficulty that the covering was cut to the invention has been overcome, makes the not impaired and the size accuracy of covering after the cutting, guarantees quality and precision.
Description
Technical Field
The utility model relates to a tight frock of location clamp, especially a tight frock of thin wall semicircular structure covering laser cutting allowance accurate positioning clamp.
Background
The aluminum alloy skin is of a thin-wall semicircular structure and is formed by removing the allowance on two sides after a plate winding drum is formed. After the skin is formed, straight sections with the width of about 7mm are respectively arranged on the two sides before the allowance is removed, namely, the straight sections are respectively arranged on the two sides of the circular arc section of the skin before the allowance is removed after the skin is formed, and the straight sections on the two sides of the circular arc section are removed when the allowance is removed. The requirement on the size precision of the skin is high, and the skin is a thin-wall part and is low in rigidity, so that the skin allowance is removed by using a laser cutting method, and the accurate positioning and clamping of the skin before cutting are required to be guaranteed. In order to obtain good cutting quality, laser cutting needs protective gas with certain pressure to accompany, in the cutting process, not only can the laser reach a product and burn through the product to achieve the purpose of cutting, but also the protective gas and burnt remains can not turn back to damage a skin and a laser, and the prior art does not have a special tool, so that the quality cannot be guaranteed when the skin is cut to influence the manufacturing of the skin.
SUMMERY OF THE UTILITY MODEL
The utility model provides a thin wall semicircular structure covering laser cuts and removes surplus location and press from both sides tight frock, realizes that thin wall semicircular structure covering laser cuts the accurate positioning and the clamp of covering before surplus and the cutting.
A positioning and clamping tool for removing allowance of thin-wall semicircular structural skin by laser cutting is characterized by comprising a support frame 1, an inner tube 2, a plurality of pressing rings 3, a plurality of pressing plates 4, a plurality of horizontal air cylinders 5, a plurality of vertical air cylinders 8 and a plurality of supports 6, wherein,
the support frame 1 comprises 4 longitudinal beams 11 formed by channel steel and a plurality of cross beams 12 formed by channel steel, wherein the lengths of the 4 longitudinal beams 11 are the same, the lengths of the cross beams 12 are the same, and the 4 longitudinal beams 11 are longitudinally fixed on the cross beams 12 which are uniformly distributed, so that the 2 longitudinal beams 11 on the outermost side and the 2 cross beams 12 on the outermost side form a rectangular frame; the notches of the channel steels of the 2 longitudinal beams 11 on the outermost side face outwards, and the notches of the channel steels of the cross beams 12 face downwards; the other two longitudinal beams 11 are arranged in the middle of the rectangular frame, a distance is reserved between the two longitudinal beams 11, and channel steel notches of the two longitudinal beams 11 are downward; front short beams 13 are respectively and fixedly connected to the longitudinal beams 11 on the two sides of the front end of the rectangular frame in a vertical mode, the upper end faces of the 2 front short beams 13 are fixedly connected with an upper frame cross beam 14, the front short beams 13 and the upper frame cross beam 14 are channel steel, and notches of the channel steel face outwards; a rear short beam 15 is vertically and fixedly connected to the middle of the upper surface of the cross beam 12 at the rear end of the rectangular frame, the rear short beam 15 is also a channel steel, and a notch faces outwards; the upper longitudinal beam 16 is a channel steel, and the notch of the upper longitudinal beam 16 is upward; one end of the upper frame longitudinal beam 16 is fixedly connected to the upper end surface of the rear short beam 15, the end surface of the other end of the upper frame longitudinal beam is connected with the middle of the upper frame cross beam 14, and the lower surface of the upper frame longitudinal beam 16 and the lower surface of the upper frame cross beam 14 are in the same horizontal plane;
inside the rectangular frame, outside the middle 2 longitudinal beams 11, on the inside cross beams 12 of the rectangular frame, the supports 6 are fixedly connected, so that there are 2 supports 6 on each inside cross beam 12;
two horizontal cylinders 5 are arranged on each cross beam 12 in the rectangular frame, the rear end of each horizontal cylinder is fixed on the longitudinal beams 11 on the two sides of the rectangular frame, and the piston rods of the horizontal cylinders 5 are in threaded connection with the pressing plate 4;
a plurality of vertical cylinders 8 are fixedly arranged on an upper frame longitudinal beam 16 in the rectangular frame, each vertical cylinder 8 faces a cross beam 12 in the rectangular frame, and a screw rod is arranged at the end of a piston of each vertical cylinder 8; the pressing ring 3 comprises a pressing ring body 31 and a ring top lug 32, the pressing ring body 31 is a semi-cylindrical thin-walled part, the ring top lug 32 is fixedly connected to the middle position of the upper part of the pressing ring body 31, a threaded hole 33 corresponding to a screw rod on the piston of the vertical cylinder 8 is formed in the middle of the ring top lug 32, and the pressing rings 3 are connected with the screw rod on the piston of the vertical cylinder 8 in a one-to-one mode through the threaded holes of the ring top lugs 32 on the pressing rings;
the upper surface of the inner tube 2 is a semi-cylindrical thin wall 21, the edge of the lower wall of the semi-cylindrical thin wall 21 is connected with two vertical bottom plates 22, a plurality of support lugs 23 are horizontally connected under the bottom plates 22, two through grooves are arranged at the transition positions of circular arcs and the bottom plates, laser passes through the grooves during cutting, and the rear end of the upper surface of the inner tube 2 is provided with a positioning surface 25;
when the tire pressure regulating device works, the pistons of the horizontal cylinder 5 and the vertical cylinder 8 are firstly regulated to be the shortest, the skin 7 with the allowance is placed on the outer surface of the tire tube 2, the skin 7 with the allowance is attached to the tire tube 2, the piston of the vertical cylinder 8 is extended, the pressing ring 3 connected with the piston is pressed on the tire tube 2 attached with the skin 7 with the allowance, and the pressing plate 4 connected with the piston rod of the cylinder is pressed on the tire tube 2 below the pressing ring 3; and aligning laser to the laser cutting line through groove 24 in the gap between the pressing ring 3 and the pressing plate 4, and cutting the allowance skin 7 by the laser along the laser cutting line through groove 24.
The two vertical bottom plates 22 at the lower wall edge of the semi-cylindrical thin wall 21 of the inner tube 2 are integrated with the semi-cylindrical thin wall 21.
The support lug 23 of the inner tube 2 is a rectangular plate or a semicircular plate.
The pressing plate 4 comprises a rectangular plate 41 and a circular rod 42, the circular rod 42 is fixed at the center of the rectangular plate 41, and the circular rod 42 is provided with an internal thread connected with a screw rod on a piston of the horizontal cylinder 5; the circular bar 42 of the pressure plate 4 rests on a semicircular indentation in the upper edge of the support 6.
The joint of the rectangular plate 41 and the circular rod 42 is provided with a reinforcing rib 43, one side of the reinforcing rib 43 is connected with the surface of the rectangular plate 41, and the other side of the reinforcing rib 43 is connected with the circular rod 42.
The utility model discloses simple structure, it is with low costs, convenient operation saves operating time and intensity, uses the utility model overcomes the difficulty of covering cutting, make behind the cutting covering not impaired and size accurate, proof quality and precision.
Drawings
FIG. 1, schematic view of a front skin with margins removed;
fig. 2 is a schematic structural view of the support frame 1 of the present invention;
FIG. 3 is a schematic structural view of the inner tube 2 of the present invention;
FIG. 4 is a schematic view of the structure of the utility model in use;
figure 5 is a schematic view of the structure of the pressure ring 3 of the present invention,
fig. 6 and fig. 4 are schematic diagrams of the composition and the peripheral structure of the pressing plate 4.
The device comprises a support frame 1, an inner tube 2, a compression ring 3, a pressing plate 4, a horizontal cylinder 5, a support 6, a skin with allowance 7, a vertical cylinder 8, a longitudinal beam 11, a cross beam 12, a front short beam 13, an upper frame cross beam 14, a rear short beam 15, an upper frame longitudinal beam 16, a semi-cylindrical thin wall 21, a bottom plate 22, a support lug 23, a laser cutting line through groove 24, a compression ring body 31, a ring top lug 32, a threaded hole 33, a rectangular plate 41, a circular rod 42 and a reinforcing rib 43.
Detailed Description
A positioning and clamping tool for removing allowance of thin-wall semicircular structural skin by laser cutting is characterized by comprising a support frame 1, an inner tube 2, a plurality of pressing rings 3, a plurality of pressing plates 4, a plurality of horizontal air cylinders 5, a plurality of vertical air cylinders 8 and a plurality of supports 6, wherein,
the support frame 1 comprises 4 longitudinal beams 11 formed by channel steel and a plurality of cross beams 12 formed by channel steel, wherein the lengths of the 4 longitudinal beams 11 are the same, the lengths of the cross beams 12 are the same, and the 4 longitudinal beams 11 are longitudinally fixed on the cross beams 12 which are uniformly distributed, so that the 2 longitudinal beams 11 on the outermost side and the 2 cross beams 12 on the outermost side form a rectangular frame; the notches of the channel steels of the 2 longitudinal beams 11 on the outermost side face outwards, and the notches of the channel steels of the cross beams 12 face downwards; the other two longitudinal beams 11 are arranged in the middle of the rectangular frame, a distance is reserved between the two longitudinal beams 11, and channel steel notches of the two longitudinal beams 11 are downward; front short beams 13 are respectively and fixedly connected to the longitudinal beams 11 on the two sides of the front end of the rectangular frame in a vertical mode, the upper end faces of the 2 front short beams 13 are fixedly connected with an upper frame cross beam 14, the front short beams 13 and the upper frame cross beam 14 are channel steel, and notches of the channel steel face outwards; a rear short beam 15 is vertically and fixedly connected to the middle of the upper surface of the cross beam 12 at the rear end of the rectangular frame, the rear short beam 15 is also a channel steel, and a notch faces outwards; the upper longitudinal beam 16 is a channel steel, and the notch of the upper longitudinal beam 16 is upward; one end of the upper frame longitudinal beam 16 is fixedly connected to the upper end surface of the rear short beam 15, the end surface of the other end of the upper frame longitudinal beam is connected with the middle of the upper frame cross beam 14, and the lower surface of the upper frame longitudinal beam 16 and the lower surface of the upper frame cross beam 14 are in the same horizontal plane;
inside the rectangular frame, outside the middle 2 longitudinal beams 11, on the inside cross beams 12 of the rectangular frame, the supports 6 are fixedly connected, so that there are 2 supports 6 on each inside cross beam 12;
two horizontal cylinders 5 are arranged on each cross beam 12 in the rectangular frame, the rear end of each horizontal cylinder is fixed on the longitudinal beams 11 on the two sides of the rectangular frame, and the piston rods of the horizontal cylinders 5 are in threaded connection with the pressing plate 4;
a plurality of vertical cylinders 8 are fixedly arranged on an upper frame longitudinal beam 16 in the rectangular frame, each vertical cylinder 8 faces a cross beam 12 in the rectangular frame, and a screw rod is arranged at the end of a piston of each vertical cylinder 8; the pressing ring 3 comprises a pressing ring body 31 and a ring top lug 32, the pressing ring body 31 is a semi-cylindrical thin-walled part, the ring top lug 32 is fixedly connected to the middle position of the upper part of the pressing ring body 31, a threaded hole 33 corresponding to a screw rod on the piston of the vertical cylinder 8 is formed in the middle of the ring top lug 32, and the pressing rings 3 are connected with the screw rod on the piston of the vertical cylinder 8 in a one-to-one mode through the threaded holes of the ring top lugs 32 on the pressing rings;
the upper surface of the inner tube 2 is a semi-cylindrical thin wall 21, the edge of the lower wall of the semi-cylindrical thin wall 21 is connected with two vertical bottom plates 22, a plurality of support lugs 23 are horizontally connected under the bottom plates 22, two through grooves are arranged at the transition positions of circular arcs and the bottom plates, laser passes through the grooves during cutting, and the rear end of the upper surface of the inner tube 2 is provided with a positioning surface 25;
when the tire pressure regulating device works, the pistons of the horizontal cylinder 5 and the vertical cylinder 8 are firstly regulated to be the shortest, the skin 7 with the allowance is placed on the outer surface of the tire tube 2, the skin 7 with the allowance is attached to the tire tube 2, the piston of the vertical cylinder 8 is extended, the pressing ring 3 connected with the piston is pressed on the tire tube 2 attached with the skin 7 with the allowance, and the pressing plate 4 connected with the piston rod of the cylinder is pressed on the tire tube 2 below the pressing ring 3; and aligning laser to the laser cutting line through groove 24 in the gap between the pressing ring 3 and the pressing plate 4, and cutting the allowance skin 7 by the laser along the laser cutting line through groove 24.
The two vertical bottom plates 22 at the lower wall edge of the semi-cylindrical thin wall 21 of the inner tube 2 are integrated with the semi-cylindrical thin wall 21.
The support lug 23 of the inner tube 2 is a rectangular plate or a semicircular plate.
The pressing plate 4 comprises a rectangular plate 41 and a circular rod 42, the circular rod 42 is fixed at the center of the rectangular plate 41, and the circular rod 42 is provided with an internal thread connected with a screw rod on a piston of the horizontal cylinder 5; the circular bar 42 of the pressure plate 4 rests on a semicircular indentation in the upper edge of the support 6.
The joint of the rectangular plate 41 and the circular rod 42 is provided with a reinforcing rib 43, one side of the reinforcing rib 43 is connected with the surface of the rectangular plate 41, and the other side of the reinforcing rib 43 is connected with the circular rod 42.
The purpose of the device and the technical problem to be solved are achieved through the following technical scheme. The utility model provides a thin wall semicircular structure covering laser cuts and removes surplus location and presss from both sides tight frock, including support frame, the inner tube of a tyre, clamping ring, clamp plate, support, cylinder.
The support frame of the device is a forming frame formed by welding 16 channel steels and is divided into a bottom part, a front part, a rear part and a top part.
The bottom is formed by welding 7 equilong channel steels in transverse distribution and 4 equilong channel steels in longitudinal distribution, wherein the longitudinal channel steels are arranged on the transverse channel steels, 2 of the longitudinal channel steels are distributed at two ends of the transverse channel steels, and the other 2 longitudinal channel steels are symmetrically distributed at two sides along the central line of the transverse channel steels. The two ends of the 4 longitudinal channel steels are respectively aligned with the transverse channel steels at the front end and the rear end.
The front portion is formed by 3 channel-section steels and bottom front end tailor-welded, is "door" shape, and wherein 2 are isometric, vertical placing, and is respectively with the distribution of bottom at the vertical channel-section steel welded fastening at horizontal channel-section steel both ends, and 1 is isometric with the channel-section steel of bottom transverse distribution in addition, and the level is taken and is put on the isometric vertical channel-section steel top of placing of 2, welded fastening.
The rear portion is formed by 1 channel-section steel and bottom rear end tailor-welded, is "T" shape, and this channel-section steel is isometric with the anterior vertical 2 channel-section steels of placing, vertical placing, and with the horizontal channel-section steel middle part welded fastening of the distribution at the rear end of bottom.
The top is formed by 1 channel-section steel and anterior top and rear portion top tailor-welding, and this channel-section steel one end is put with anterior top level and is put the middle part welded fastening of channel-section steel, and the other end is put on the vertical top of placing the channel-section steel in rear portion, welded fastening.
The inner tube of the device is a semi-cylindrical metal shell, the cross section is an arc section, two sides of the arc section are respectively provided with a straight section, the wall thickness of the inner tube is 20-40mm, and the outer arc is equal to the outer arc of the skin to be cut. The inner tube is provided with a step, the step surface plays a role in limiting and positioning the cut skin, and the length of one section below the step is not less than 2800 mm. The two through grooves are equal in length, not less than 2570mm, 20-30mm in width and 8-10mm in length above the ladder. 5 support lugs are uniformly distributed at the end parts of the straight line sections on the two sides respectively, and the support lugs are square metal plates.
The compression ring of the device is a semicircular annular metal shell, the inner circular arc of the semicircular ring is equal to the outer circular arc of the skin to be cut, a raised square block is arranged at the middle position of the top of the compression ring, and a threaded hole is arranged at the middle position on the square block. Two sides of the square block are respectively provided with an arc-plate-shaped stud along the circumferential direction.
The pressing plate of the device is a metal piece formed by welding a section of steel pipe and a rectangular steel plate, the axis of the steel pipe is perpendicular to the surface of the steel plate, and a trapezoidal plate-shaped stud is arranged in a right-angle area between the steel pipe and the steel plate. The other end of the steel pipe is provided with internal threads.
The support of the device is a square metal plate with a semicircular notch at the middle position of one side.
The cylinder of the device is a new SMC standard type cylinder MB series, the cylinder diameter can be selected from 80 to 100mm, and the stroke can be selected from 25 to 75 mm.
The inner tube is arranged on two longitudinal channel steels which are symmetrically distributed along the central line of the transverse channel steel at the bottom of the support frame, the arc section is upward, the straight line section is downward, and the inner tube is fixed with the channel steel through a lug on the inner tube.
The clamping ring is connected with a screw thread of the air cylinder through a hole thread on the square block, the air cylinder is vertically installed on the channel steel at the top of the support frame, and 5 sets of the clamping ring and the air cylinder are distributed on the channel steel at the top of the support frame and just face to an arc section below a ladder of the inner tube.
The clamp plate is connected with the screw thread of the cylinder through the internal thread on the steel pipe, then the cylinder is horizontally arranged at the bottom of the support frame and distributed on two longitudinal channel steels at two ends of the transverse channel steel, 10 sets of clamp plates and cylinders are arranged, 5 sets of clamp plates are arranged on each channel steel, the central lines of the 5 channel steels in the middle of the axis of the steel pipe on the clamp plate and the bottom of the support frame are respectively aligned, and the clamp plate is right aligned to the straight section of the inner tube.
The support mounting has semicircle breach one side up on 5 horizontal channel-section steels in the middle of the support frame bottom, totally 10 supports, about horizontal channel-section steel central line symmetry, 5 respectively installations in inner tube of a tyre both sides, and the axis of semicircle breach aligns respectively with 5 channel-section steel central lines in the middle of the support frame bottom. The support and the channel steel can be welded and fixed.
In order to remove the skin allowance by the laser cutting method, a special precise positioning and clamping tool for the skin needs to be designed, and the laser cutting and precise positioning and clamping before cutting of the skin are realized.
The apparatus is further illustrated by way of example below:
the utility model provides a thin wall semicircular structure covering laser cuts allowance removal positioning clamping frock, includes support frame, inner tube of a tyre, clamping ring, clamp plate, support, cylinder.
The support frame of the device is a forming frame formed by welding 16 channel steels and is divided into a bottom part, a front part, a rear part and a top part.
The bottom is formed by welding 7 equilong channel steels in transverse distribution and 4 equilong channel steels in longitudinal distribution, wherein the longitudinal channel steels are arranged on the transverse channel steels, 2 of the longitudinal channel steels are distributed at two ends of the transverse channel steels, and the other 2 longitudinal channel steels are symmetrically distributed at two sides along the central line of the transverse channel steels. The two ends of the 4 longitudinal channel steels are respectively aligned with the transverse channel steels at the front end and the rear end.
The front portion is formed by 3 channel-section steels and bottom front end tailor-welded, is "door" shape, and wherein 2 are isometric, vertical placing, and is respectively with the distribution of bottom at the vertical channel-section steel welded fastening at horizontal channel-section steel both ends, and 1 is isometric with the channel-section steel of bottom transverse distribution in addition, and the level is taken and is put on the isometric vertical channel-section steel top of placing of 2, welded fastening.
The rear portion is formed by 1 channel-section steel and bottom rear end tailor-welded, is "T" shape, and this channel-section steel is isometric with the anterior vertical 2 channel-section steels of placing, vertical placing, and with the horizontal channel-section steel middle part welded fastening of the distribution at the rear end of bottom.
The top is formed by 1 channel-section steel and anterior top and rear portion top tailor-welding, and this channel-section steel one end is put with anterior top level and is put the middle part welded fastening of channel-section steel, and the other end is put on the vertical top of placing the channel-section steel in rear portion, welded fastening.
The inner tube of the device is a semi-cylindrical metal shell, the cross section is an arc section, two sides of the arc section are respectively provided with a straight section, the wall thickness of the inner tube is 20-40mm, and the outer arc is equal to the outer arc of the skin to be cut. The inner tube is provided with a step, the step surface plays a role in limiting and positioning the cut skin, and the length of one section below the step is not less than 2800 mm. The two through grooves are equal in length, not less than 2570mm, 20-30mm in width and 8-10mm in length above the ladder. 5 support lugs are uniformly distributed at the end parts of the straight line sections on the two sides respectively, and the support lugs are square metal plates.
The compression ring of the device is a semicircular annular metal shell, the inner circular arc of the semicircular ring is equal to the outer circular arc of the skin to be cut, a raised square block is arranged at the middle position of the top of the compression ring, and a threaded hole is arranged at the middle position on the square block. Two sides of the square block are respectively provided with an arc-plate-shaped stud along the circumferential direction.
The pressing plate of the device is a metal piece formed by welding a section of steel pipe and a rectangular steel plate, the axis of the steel pipe is perpendicular to the surface of the steel plate, and a trapezoidal plate-shaped stud is arranged in a right-angle area between the steel pipe and the steel plate. The other end of the steel pipe is provided with internal threads.
The support of the device is a square metal plate with a semicircular notch at the middle position of one side.
The cylinder of the device is a new SMC standard type cylinder MB series, the cylinder diameter can be selected from 80 to 100mm, and the stroke can be selected from 25 to 75 mm.
The inner tube is arranged on two longitudinal channel steels which are symmetrically distributed along the central line of the transverse channel steel at the bottom of the support frame, the arc section is upward, the straight line section is downward, and the inner tube is fixed with the channel steel through a lug on the inner tube.
The clamping ring is connected with a screw thread of the air cylinder through a hole thread on the square block, the air cylinder is vertically installed on the channel steel at the top of the support frame, and 5 sets of the clamping ring and the air cylinder are distributed on the channel steel at the top of the support frame and just face to an arc section below a ladder of the inner tube.
The clamp plate is connected with the screw thread of the cylinder through the internal thread on the steel pipe, then the cylinder is horizontally arranged at the bottom of the support frame and distributed on two longitudinal channel steels at two ends of the transverse channel steel, 10 sets of clamp plates and cylinders are arranged, 5 sets of clamp plates are arranged on each channel steel, the central lines of the 5 channel steels in the middle of the axis of the steel pipe on the clamp plate and the bottom of the support frame are respectively aligned, and the clamp plate is right aligned to the straight section of the inner tube.
The support mounting has semicircle breach one side up on 5 horizontal channel-section steels in the middle of the support frame bottom, totally 10 supports, about horizontal channel-section steel central line symmetry, 5 respectively installations in inner tube of a tyre both sides, and the axis of semicircle breach aligns respectively with 5 channel-section steel central lines in the middle of the support frame bottom. The support and the channel steel can be welded and fixed.
When the pneumatic tire pressing device is used, the air cylinder is connected with an air source, all air cylinder rods are in a contraction state at first, the skin is pushed in from the front end of the support frame, the inner surface of the skin is attached to the outer surface of the tire tube, one end of the skin, which enters the tooling first, leans against the stepped surface of the tire tube, then the air cylinder rods connected with the pressing ring extend out, the inner surface of the pressing ring is attached to the outer surface of the skin and pressed tightly, then the air cylinder rods connected with the pressing plate extend out, the pressing plate is attached to the outer surface of the skin and pressed tightly, and after the pressing, the gap between the pressing ring. The laser can pass through the gap between the pressing ring and the pressing plate, and then subsequent laser cutting allowance removing operation can be carried out.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the present invention will be described in detail with reference to the accompanying drawings.
Claims (7)
1. A positioning and clamping tool for removing allowance of thin-wall semicircular structural skin by laser cutting is characterized by comprising a support frame (1), an inner tube (2), a plurality of pressing rings (3), a plurality of pressing plates (4), a plurality of horizontal cylinders (5), a plurality of vertical cylinders (8) and a plurality of supports (6),
the supporting frame (1) comprises 4 longitudinal beams (11) formed by channel steel and a plurality of cross beams (12) formed by the channel steel, the lengths of the 4 longitudinal beams (11) are the same, the lengths of the cross beams (12) are the same, the 4 longitudinal beams (11) are longitudinally fixed on the cross beams (12) which are uniformly distributed, and the 2 longitudinal beams (11) on the outermost side and the 2 cross beams (12) on the outermost side form a rectangular frame; the channel steel notches of the 2 longitudinal beams (11) on the outermost side face outwards, and the channel steel notches of the multiple cross beams (12) face downwards; the other two longitudinal beams (11) are arranged in the middle of the rectangular frame, a distance is reserved between the two longitudinal beams (11), and the notches of the channel steels of the two longitudinal beams (11) are downward; front short beams (13) are respectively and fixedly connected to longitudinal beams (11) on two sides of the front end of the rectangular frame in a vertical mode, an upper frame cross beam (14) is fixedly connected to the upper end faces of the 2 front short beams (13), the front short beams (13) and the upper frame cross beam (14) are channel steel, and notches of the channel steel face outwards; a rear short beam (15) is vertically and fixedly connected to the middle of the upper surface of a cross beam (12) at the rear end of the rectangular frame, the rear short beam (15) is also a channel steel, and a notch faces outwards; the upper longitudinal beam (16) is a channel steel, and the notch of the upper longitudinal beam (16) is upward; one end of the upper frame longitudinal beam (16) is fixedly connected to the upper end surface of the rear short beam (15), the end surface of the other end is connected with the middle of the upper frame cross beam (14), and the lower surface of the upper frame longitudinal beam (16) and the lower surface of the upper frame cross beam (14) are in the same horizontal plane;
the supports (6) are fixedly connected to the outer sides of the middle 2 longitudinal beams (11) in the rectangular frame and the cross beams (12) in the rectangular frame, so that each cross beam (12) in the rectangular frame is provided with 2 supports (6);
two horizontal cylinders (5) are mounted on each cross beam (12) in the rectangular frame, the rear end of each horizontal cylinder is fixed on longitudinal beams (11) on two sides of the rectangular frame, and piston rods of the horizontal cylinders (5) are in threaded connection with the pressing plate (4);
a plurality of vertical cylinders (8) are fixedly arranged on an upper frame longitudinal beam (16) in the rectangular frame, each vertical cylinder (8) faces a cross beam (12) in the rectangular frame, and a screw rod is arranged at the end of a piston of each vertical cylinder (8); the compression ring (3) comprises a compression ring body (31) and ring top lugs (32), the compression ring body (31) is a semi-cylindrical thin-walled part, the ring top lugs (32) are fixedly connected to the middle position of the upper part of the compression ring body (31), threaded holes (33) corresponding to the threaded rods on the piston of the vertical cylinder (8) are formed in the middle of the ring top lugs (32), and the compression rings (3) are connected with the threaded rods on the piston of the vertical cylinder (8) in a one-to-one mode through the threaded holes of the ring top lugs (32) on the compression rings;
the upper surface of the inner tube (2) is a semi-cylindrical thin wall (21), the edge of the lower wall of the semi-cylindrical thin wall (21) is connected with two vertical bottom plates (22), a plurality of support lugs (23) are horizontally connected under the bottom plates (22), two through grooves are formed in the transition positions of circular arcs and the bottom plates, laser penetrates through the grooves during cutting, and a positioning surface (25) is arranged at the rear end of the upper surface of the inner tube (2).
2. The laser cutting and removing allowance positioning and clamping tool for the thin-wall semicircular structural skin as claimed in claim 1, wherein two vertical bottom plates (22) at the lower wall edge of the semi-cylindrical thin wall (21) of the inner tube (2) are integrated with the semi-cylindrical thin wall (21).
3. The laser cutting removal allowance positioning and clamping tool for the thin-wall semicircular structural skin as claimed in claim 1 or 2, wherein the support lugs (23) of the inner tube (2) are rectangular plates or semicircular plates.
4. The laser cutting and removing allowance positioning and clamping tool for the thin-wall semicircular structural skin is characterized in that the pressing plate (4) comprises a rectangular plate (41) and a circular rod (42), the circular rod (42) is fixed at the center of the rectangular plate (41), and an internal thread connected with a screw rod on a piston of the horizontal cylinder (5) is arranged on the circular rod (42); the round rod (42) of the pressure plate (4) is overlapped on the semicircular gap at the upper edge of the support (6).
5. The laser cutting allowance removing, positioning and clamping tool for the thin-wall semicircular structural skin is characterized in that the pressing plate (4) comprises a rectangular plate (41) and a circular rod (42), the circular rod (42) is fixed at the center of the rectangular plate (41), and an internal thread connected with a screw rod on a piston of the horizontal cylinder (5) is arranged on the circular rod (42); the round rod (42) of the pressure plate (4) is overlapped on the semicircular gap at the upper edge of the support (6).
6. The laser cutting and removing allowance positioning and clamping tool for the thin-wall semicircular structural skin as claimed in claim 4, wherein a reinforcing rib (43) is arranged at the joint of the rectangular plate (41) and the circular rod (42), one edge of the reinforcing rib (43) is connected with the surface of the rectangular plate (41), and the other edge of the reinforcing rib (43) is connected with the circular rod (42).
7. The laser cutting and removing allowance positioning and clamping tool for the thin-wall semicircular structural skin as claimed in claim 5, wherein a reinforcing rib (43) is arranged at the joint of the rectangular plate (41) and the circular rod (42), one edge of the reinforcing rib (43) is connected with the surface of the rectangular plate (41), and the other edge of the reinforcing rib (43) is connected with the circular rod (42).
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111408854A (en) * | 2020-04-28 | 2020-07-14 | 北京航天新风机械设备有限责任公司 | Thin-wall semi-circular structural skin laser cutting allowance removing positioning clamping tool |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111408854A (en) * | 2020-04-28 | 2020-07-14 | 北京航天新风机械设备有限责任公司 | Thin-wall semi-circular structural skin laser cutting allowance removing positioning clamping tool |
| CN111408854B (en) * | 2020-04-28 | 2024-08-30 | 北京新风航天装备有限公司 | Thin-wall semicircular structure skin laser cutting removes surplus positioning and clamping frock |
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