Pickling device for titanium alloy casting machining

Abstract

The invention relates to the field of metal material pickling, in particular to a pickling device for titanium alloy casting machining. The technical problems that in the current pickling process, the position, making contact with the titanium alloy casting, of a fixing tool is difficult to immerse into a pickling solution, impurities on the titanium alloy casting are not prone to falling off, the impurities can prevent the pickling solution from making contact with the titanium alloy casting, and the pickling quality and efficiency of the titanium alloy casting are reduced are solved. A pickling device for titanium alloy casting machining comprises a bottom frame, a pickling cylinder, a drain valve and the like, the pickling cylinder is installed on the bottom frame, and the drain valve is installed on one side of the bottom of the pickling cylinder. An output shaft of a motor drives a driving gear to rotate, so that a hollow rotating shaft, a six-edge guide rod and a rotating disc are driven to rotate, the rotating disc drives a rotating rod, a frame, a double-thread rod, a nut, a transverse shaft, a clamping rod and a titanium alloy casting body to rotate in a pickling solution, and therefore the titanium alloy casting body makes full contact with the pickling solution; and the pickling quality and efficiency of the titanium alloy casting body are improved.

Description

Technical Field

[0001] The invention relates to the field of pickling of metal materials, in particular to a pickling device for processing titanium alloy castings. Background Art

[0002] Since an oxide layer or other contaminants will appear on the surface of titanium alloy castings during the production process, and the oxide layer on the surface of the castings also has a certain impact on the performance reliability of the castings, the castings generally need to be pickled after the sandblasting process.

[0003] Currently, titanium alloy castings are generally fixed with tools and then placed in a pickling solution for pickling. However, when the titanium alloy castings are fixed with tools, the contact area between the fixing tools and the titanium alloy castings is difficult to be immersed in the pickling solution, and impurities on the titanium alloy castings are not easy to fall off. The impurities will prevent the pickling solution from contacting the titanium alloy castings, thereby reducing the quality and efficiency of pickling of the titanium alloy castings. Summary of the invention

[0004] In order to overcome the shortcomings of the current pickling process, the place where the fixed tool contacts the titanium alloy casting is difficult to be immersed in the pickling liquid, the impurities on the titanium alloy casting are not easy to fall off, and the impurities will block the pickling liquid from contacting the titanium alloy casting, thereby reducing the quality and efficiency of pickling of the titanium alloy casting, the present invention aims to address the above defects. The present invention provides a pickling device for titanium alloy casting processing. During the pickling process, the place where the fixed tool contacts the titanium alloy casting can be continuously changed, and the impurities on the titanium alloy casting can be shaken off, so that the pickling can be more fully in contact with the titanium alloy casting, thereby improving the quality and efficiency of pickling of the titanium alloy casting.

[0005] The technical solution is: a pickling device for titanium alloy casting processing, including a base frame, a pickling cylinder, a drain valve, a sliding frame, an upper cover, a lifting mechanism, a driving mechanism and a clamping mechanism. A pickling cylinder is installed on the base frame, the top of the pickling cylinder is open, a through hole is opened in the middle of the pickling cylinder, a drain valve is installed on one side of the bottom of the pickling cylinder, the drain valve is connected to the pickling cylinder, a sliding frame is slidably provided on the base frame, an upper cover is fixedly installed on the sliding frame, the bottom of the upper cover is open, a lifting mechanism is provided on the base frame, the pickling cylinder and the upper cover, a driving mechanism is provided in the lifting mechanism, the driving mechanism is used to drive the lifting mechanism to rotate, a clamping mechanism is provided on the lifting mechanism, the clamping mechanism is used to clamp the titanium alloy casting body, and the lifting mechanism is used to drive the titanium alloy casting body to enter or leave the pickling cylinder.

[0006] Furthermore, the lifting mechanism includes an electric push rod, a mounting frame, a hollow rotating shaft, a hexagonal guide rod and a rotating disk. Two electric push rods are installed on the base frame. A mounting frame is provided on the telescopic rods of the two electric push rods. The mounting frame is located in the through hole in the middle of the pickling cylinder. A hollow rotating shaft is rotatably provided on the mounting frame. A hexagonal guide rod is slidably provided in the hollow rotating shaft. A rotating disk is installed on the upper end of the hexagonal guide rod, and the rotating disk is rotatably connected to the opening at the bottom of the upper cover.

[0007] Furthermore, the driving mechanism includes a motor, a driving gear and a driven gear. The motor is installed in the mounting frame, the driving gear is installed on the output shaft of the motor, the driven gear is installed on the hollow rotating shaft, the driven gear is located in the mounting frame, and the driven gear is meshed with the driving gear.

[0008] Furthermore, the clamping mechanism includes a rotating rod, a rack, a double-threaded rod, a nut, a horizontal axis and a clamping rod. Six rotating rods are rotatably arranged on the rotating disk at even intervals. A rack is fixedly installed at the bottom of the six rotating rods. A double-threaded rod is rotatably arranged at the bottom of each rack. The double-threaded rod has two spiral threads in opposite directions. Two nuts are slidably arranged at the bottom of each rack. The two nuts are respectively threadedly connected to the two spiral threads in opposite directions on the double-threaded rod. A horizontal axis is rotatably arranged at the bottom of the two nuts. The two horizontal axes are staggered, and a clamping rod is fixedly installed at one end of the two horizontal axes away from each other.

[0009] The cam is provided with a toothed plate, the toothed plate is provided with a toothed plate, the toothed plate is provided with a toothed plate, and the toothed plate is provided with a toothed plate.

[0010] Furthermore, it also includes a shaking mechanism, which is arranged on the mounting frame and the hexagonal guide rod. The shaking mechanism is used to drive the titanium alloy casting body to shake. The shaking mechanism includes a fixed ring, a guide roller and a raised ring. A fixed ring is installed on the hexagonal guide rod, and three guide rollers are evenly spaced on the fixed ring. A raised ring is installed on the top of the mounting frame.

[0011] Furthermore, three protrusions are evenly spaced on the protrusion ring, and each protrusion consists of an inclined surface and a vertical surface.

[0012] Furthermore, it also includes a rotating mechanism, which is arranged on the upper cover and the rotating rod. The rotating mechanism is used to drive the titanium alloy casting body to rotate. The rotating mechanism includes a column gear and an outer gear ring. Each rotating rod is equipped with a column gear, and an outer gear ring is installed on the top of the upper cover. Each column gear is meshed with the outer gear ring.

[0013] Furthermore, a force spring is included, and a force spring is connected between the hollow rotating shaft and the hexagonal guide rod.

[0014] Furthermore, it also includes a rubber bevel ring, and a rubber bevel ring is provided at the open end of the pickling cylinder.

[0015] Beneficial effects: 1. The output shaft of the motor drives the driving gear to rotate, the driving gear drives the driven gear to rotate, the driven gear drives the hollow shaft, the hexagonal guide rod and the rotating disk to rotate, the rotating disk drives the rotating rod, the rack, the double-threaded rod, the nut, the cross shaft, the clamping rod and the titanium alloy casting body to rotate in the pickling liquid, so that the titanium alloy casting body is fully in contact with the pickling liquid, thereby improving the quality and efficiency of pickling of the titanium alloy casting body.

[0016] 2. The rack rack is continuously moved up and down to drive the two swing gears to continuously rotate forward and reverse, and the two swing gears drive the two horizontal axes to continuously rotate forward and reverse, and the two horizontal axes drive the two clamping rods to continuously swing forward and reverse. The contact position between the two clamping rods and the titanium alloy casting body is constantly changing, so that the contact point between the two clamping rods and the titanium alloy casting body can also fully contact the pickling liquid, further improving the quality and efficiency of the pickling of the titanium alloy casting body.

[0017] 3. Through the three guide rollers contacting and separating the raised rings, under the action of gravity, the titanium alloy casting body can be driven to circulate in the pickling liquid while constantly shaking up and down, so that the impurities on the surface of the titanium alloy casting body can be shaken off, avoiding impurities blocking the pickling liquid from contacting the titanium alloy casting body, and then the titanium alloy casting body can be more fully in contact with the pickling liquid, further improving the quality and efficiency of pickling of the titanium alloy casting body. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention.

[0019] Figure 2 It is a cross-sectional three-dimensional structural schematic diagram of the present invention.

[0020] Figure 3 It is a three-dimensional structural schematic diagram of the lifting mechanism and the driving mechanism of the present invention.

[0021] Figure 4 It is a three-dimensional structural schematic diagram of the base frame, pickling cylinder, drain valve, sliding frame and upper cover of the present invention.

[0022] Figure 5 It is a three-dimensional structural schematic diagram of the lifting mechanism, driving mechanism and clamping mechanism of the present invention.

[0023] Figure 6 It is a schematic diagram of the disassembled three-dimensional structure of some parts of the clamping mechanism of the present invention.

[0024] Figure 7 It is a cross-sectional three-dimensional structural schematic diagram of the lifting mechanism of the present invention.

[0025] Figure 8 For the present invention Figure 7 Enlarged schematic diagram of part A.

[0026] Fig. 9 It is a three-dimensional structural schematic diagram of the swing mechanism of the present invention.

[0027] Fig.10 It is a schematic diagram of the disassembled three-dimensional structure of some parts of the clamping mechanism and the swinging mechanism of the present invention.

[0028] Fig.11 It is a cross-sectional three-dimensional structural schematic diagram of the clamping mechanism and the swinging mechanism of the present invention.

[0029] Fig.12 It is a schematic diagram of the three-dimensional structure of the sliding rod, the rack rack and the roller of the present invention.

[0030] Fig.13 It is a schematic diagram of the three-dimensional structure of the corrugated groove ring of the present invention.

[0031] Fig.14 It is a schematic diagram of the disassembled three-dimensional structure of some parts of the swing mechanism and the shaking mechanism of the present invention.

[0032] Fig.15 It is a schematic diagram of the disassembled three-dimensional structure of some parts of the swing mechanism, shaking mechanism and rotating mechanism of the present invention.

[0033] Figure numbers: 1_base frame, 2_pickling cylinder, 3_drain valve, 4_sliding frame, 5_upper cover, 61_electric push rod, 62_mounting frame, 63_hollow shaft, 64_hexagonal guide rod, 65_rotating disk, 71_motor, 72_driving gear, 73_driven gear, 81_rotating rod, 82_rack, 83_double threaded rod, 84_nut, 85_cross shaft, 86_clamping rod, 9_titanium alloy casting body, 101_swing gear, 102_sliding rod, 103_rack rack, 104_roller, 105_corrugated groove ring, 106_hexagonal limit rod, 107_guide ring, 111_fixed ring, 112_guide roller, 113_raised ring, 121_column gear, 122_outer gear ring, 13_force spring, 14_rubber oblique ring. DETAILED DESCRIPTION

[0034] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

[0035] Embodiment 1: A pickling device for titanium alloy casting processing, such as Figure 1-Figure 10 As shown, it includes a base frame 1, a pickling cylinder 2, a drain valve 3, a sliding frame 4, an upper cover 5, a lifting mechanism, a driving mechanism and a clamping mechanism. The pickling cylinder 2 is installed on the base frame 1, and the top of the pickling cylinder 2 is open. A through hole is opened in the middle of the pickling cylinder 2. A drain valve 3 is installed on one side of the bottom of the pickling cylinder 2, and the drain valve 3 is connected with the pickling cylinder 2. A sliding frame 4 is slidably provided on the base frame 1, and the sliding frame 4 will slide up and down along the base frame 1. An upper cover 5 is fixed on the sliding frame 4 by bolts, and the bottom of the upper cover 5 is open. A lifting mechanism is provided on the base frame 1, the pickling cylinder 2 and the upper cover 5. A driving mechanism is provided in the lifting mechanism, and the driving mechanism is used to drive the lifting mechanism to rotate. A clamping mechanism is provided on the lifting mechanism, and the clamping mechanism is used to clamp the titanium alloy casting body 9. The lifting mechanism is used to drive the titanium alloy casting body 9 to enter or leave the pickling cylinder 2.

[0036] The lifting mechanism includes an electric push rod 61, a mounting frame 62, a hollow rotating shaft 63, a hexagonal guide rod 64 and a rotating disk 65. Two electric push rods 61 are installed on the base frame 1. The mounting frame 62 is installed on the telescopic rods of the two electric push rods 61 through bolts. The mounting frame 62 is located in the through hole in the middle of the pickling barrel 2. A hollow rotating shaft 63 is rotatably provided on the mounting frame 62 through a bearing. A hexagonal guide rod 64 is slidably provided in the hollow rotating shaft 63. The hexagonal guide rod 64 will slide up and down along the hollow rotating shaft 63. A rotating disk 65 is fixedly installed on the upper end of the hexagonal guide rod 64, and the rotating disk 65 is rotatably connected to the open part at the bottom of the upper cover 5.

[0037] The driving mechanism includes a motor 71, a driving gear 72 and a driven gear 73. The motor 71 is installed in the mounting frame 62, the driving gear 72 is installed on the output shaft of the motor 71, and the driven gear 73 is installed on the hollow rotating shaft 63. The driven gear 73 is located in the mounting frame 62, and the driven gear 73 is meshed with the driving gear 72.

[0038] The clamping mechanism includes a rotating rod 81, a rack 82, a double-threaded rod 83, a nut 84, a horizontal axis 85 and a clamping rod 86. Six rotating rods 81 are evenly spaced and rotatably provided on the rotating disk 65 through bearings. A rack 82 is fixedly installed at the bottom of the six rotating rods 81. A double-threaded rod 83 is rotatably provided at the lower part of each rack 82 through a bearing. The double-threaded rod 83 has two spiral threads in opposite directions. Two nuts 84 are slidably provided at the lower part of each rack 82. The two nuts 84 will slide horizontally along the rack 82. The two nuts 84 are respectively threadedly connected to the two spiral threads in opposite directions on the double-threaded rod 83. A horizontal axis 85 is rotatably provided at the lower part of the two nuts 84. The two horizontal axes 85 are staggered, and a clamping rod 86 is fixedly installed at one end of the two horizontal axes 85 away from each other.

[0039] Initially, the drain valve 3 is closed, the operator pours a proper amount of pickling liquid into the pickling cylinder 2, and then the operator places the titanium alloy casting body 9 between the two clamping rods 86, and the operator rotates the double-threaded rod 83, the double-threaded rod 83 drives the two nuts 84, the two transverse shafts 85 and the two clamping rods 86 to move towards each other, and the two clamping rods 86 can clamp the titanium alloy casting body 9, and then the operator controls the telescopic rods of the two electric push rods 61 to shorten, and the telescopic rods of the two electric push rods 61 drive the mounting frame 62, the motor 71, the driving gear 72, the driven gear 73, the hollow shaft 63, the hexagonal guide rod 64 and the rotating shaft 63. The moving plate 65 moves toward the direction close to the pickling barrel 2, and the rotating plate 65 drives the upper cover 5, the sliding frame 4, the rotating rod 81, the frame 82, the double-threaded rod 83, the nut 84, the horizontal shaft 85, the clamping rod 86 and the titanium alloy casting body 9 to move toward the direction close to the pickling barrel 2. After the titanium alloy casting body 9 is completely immersed in the pickling liquid, the two electric push rods 61 stop; then the operator starts the motor 71 to rotate, and the output shaft of the motor 71 drives the driving gear 72 to rotate, and the driving gear 72 drives the driven gear 73 to rotate, and the driven gear 73 drives the hollow rotating shaft 63, the hexagonal guide rod 64 and the rotating plate 65 to rotate, and the rotating plate 65 drives the rotating rod 81, the frame 82, double threaded rod 83, nut 84, horizontal axis 85, clamping rod 86 and titanium alloy casting body 9 rotate in the pickling liquid. After the pickling of the titanium alloy casting body 9 is completed, the operator turns off the motor 71, and then controls the telescopic rods of the two electric push rods 61 to extend. The telescopic rods of the two electric push rods 61 drive the mounting frame 62, the motor 71, the driving gear 72, the driven gear 73, the hollow rotating shaft 63, the hexagonal guide rod 64 and the rotating disk 65 to move away from the pickling barrel 2. The rotating disk 65 drives the upper cover 5, the sliding frame 4, the rotating rod 81, the frame 82, the double threaded rod 83, the nut 84, the horizontal axis 85, the clamping rod 86 and the titanium alloy casting The main body 9 moves in a direction away from the pickling barrel 2. After the titanium alloy casting main body 9 completely leaves the pickling liquid, the two electric push rods 61 stop, and then the operator rotates the double-threaded rod 83 in the opposite direction. The double-threaded rod 83 drives the two nuts 84, the two horizontal shafts 85 and the two clamping rods 86 to move in a direction away from each other, and the two clamping rods 86 can loosen the clamping of the titanium alloy casting main body 9. The operator can take out the titanium alloy casting main body 9 after pickling. When the pickling liquid needs to be replaced, the operator opens the drain valve 3 to discharge the used pickling liquid. After the pickling liquid is discharged, the operator closes the drain valve 3, and then pours an appropriate amount of pickling liquid into the pickling barrel 2;The output shaft of the motor 71 drives the driving gear 72 to rotate, the driving gear 72 drives the driven gear 73 to rotate, the driven gear 73 drives the hollow shaft 63, the hexagonal guide rod 64 and the rotating disk 65 to rotate, and the rotating disk 65 drives the rotating rod 81, the rack 82, the double-threaded rod 83, the nut 84, the horizontal shaft 85, the clamping rod 86 and the titanium alloy casting body 9 to rotate in the pickling liquid, so that the titanium alloy casting body 9 is fully in contact with the pickling liquid, thereby improving the quality and efficiency of the pickling of the titanium alloy casting body 9. ;

[0040] Embodiment 2: Based on embodiment 1, Figure 5-Figure 13 As shown, it also includes a swing mechanism, which is arranged on the upper cover 5, the rotating rod 81 and the frame 82. The swing mechanism is used to drive the clamping rod 86 to swing. The swing mechanism includes a swing gear 101, a sliding rod 102, a rack frame 103, a roller 104, a corrugated groove ring 105, a hexagonal limit rod 106 and a guide ring 107. The ends of the two transverse shafts 85 close to each other are fixed with a swing gear 101, a sliding rod 102 is slidably provided on the rotating rod 81, and a rack frame 103 is installed at the lower end of the sliding rod 102. The rack frame 103 is slidably connected to the frame 82, and the rack frame 103 will slide up and down along the frame 82. The two inner sides of the rack frame 103 A number of tooth blocks are evenly spaced apart, and the two swing gears 101 are respectively meshed with the tooth blocks on the two inner sides of the rack frame 103; a roller 104 is installed on the upper end of the sliding rod 102; a corrugated groove ring 105 is installed on the top of the upper cover 5; a corrugated groove ring 105 is opened on the outer circumference of the corrugated groove ring 105; the roller 104 is located in the corrugated groove of the corrugated groove ring 105; the roller 104 will slide along the corrugated groove of the corrugated groove ring 105; a hexagonal limiting rod 106 is slidably provided on the upper part of the sliding rod 102; a guide ring 107 is fixedly installed on the top of the upper cover 5; the upper end of the hexagonal limiting rod 106 is located in the guide ring 107; the hexagonal limiting rod 106 will slide along the guide ring 107.

[0041] When the rotating rod 81 rotates, it drives the sliding rod 102, the rack 103, the swing gear 101, the roller 104 and the hexagonal limiting rod 106 to rotate. When the hexagonal limiting rod 106 moves along the guide ring 107, under the limiting action of the guide ring 107, the limiting rod will not rotate by itself. The limiting rod also limits the sliding rod 102 and the roller 104, so that the sliding rod 102 and the roller 104 will not rotate by themselves. When the roller 104 moves along the corrugated groove of the corrugated groove ring 105, under the action of the corrugated groove of the corrugated groove ring 105, the roller 104 will continuously move up and down, and the roller 104 will drive the sliding rod 106 to rotate. 02 and the rack frame 103 continuously move up and down, the limit rod guides the sliding rod 102, the rack frame 103 continuously moves up and down, driving the two swinging gears 101 to continuously rotate forward and reverse, the two swinging gears 101 drive the two horizontal shafts 85 to continuously rotate forward and reverse, the two horizontal shafts 85 drive the two clamping rods 86 to continuously swing forward and reverse, and the contact position of the two clamping rods 86 with the titanium alloy casting body 9 is constantly changing, so that the contact place between the two clamping rods 86 and the titanium alloy casting body 9 can also fully contact the pickling liquid, further improving the quality and efficiency of the pickling of the titanium alloy casting body 9.

[0042] Embodiment 3: Based on embodiment 2, Figure 7-Figure 15 As shown, it also includes a shaking mechanism, which is arranged on the mounting frame 62 and the hexagonal guide rod 64. The shaking mechanism is used to drive the titanium alloy casting body 9 to shake. The shaking mechanism includes a fixed ring 111, a guide roller 112 and a raised ring 113. A fixed ring 111 is installed on the hexagonal guide rod 64, and three guide rollers 112 are evenly spaced on the fixed ring 111. A raised ring 113 is installed on the top of the mounting frame 62.

[0043] Three protrusions are evenly spaced on the protrusion ring 113 , and each protrusion consists of an inclined surface and a vertical surface.

[0044] It also includes a rotating mechanism, which is arranged on the upper cover 5 and the rotating rod 81. The rotating mechanism is used to drive the titanium alloy casting body 9 to rotate. The rotating mechanism includes a column gear 121 and an outer gear ring 122. Each rotating rod 81 is equipped with a column gear 121, and an outer gear ring 122 is installed at the top of the upper cover 5. Each column gear 121 is meshed with the outer gear ring 122.

[0045] It also includes a force spring 13 , and a force spring 13 is connected between the hollow rotating shaft 63 and the hexagonal guide rod 64 .

[0046] A rubber bevel ring 14 is also included. A rubber bevel ring 14 is provided at the open end of the pickling cylinder 2.

[0047] When the hexagonal guide rod 64 rotates, it drives the fixed ring 111 and the three guide rollers 112 to rotate. After the three guide rollers 112 contact the raised inclined surface on the raised ring 113, the three guide rollers 112 drive the fixed ring 111 and the hexagonal guide rod 64 to move away from the pickling barrel 2. The hexagonal guide rod 64 drives the rotating disk 65, the upper cover 5, the sliding frame 4, the rotating rod 81, the frame 82, the double-threaded rod 83, the nut 84, the horizontal shaft 85, the clamping rod 86 and the titanium alloy casting body 9 to move away from the pickling barrel 2. When the three guide rollers 112 move to the raised vertical surface on the raised ring 113, under the action of gravity, the fixed ring 111, the three guide rollers 112 are rotated. The roller 112, the hexagonal guide rod 64, the rotating disk 65, the upper cover 5, the sliding frame 4, the rotating rod 81, the frame 82, the double-threaded rod 83, the nut 84, the horizontal axis 85, the clamping rod 86 and the titanium alloy casting body 9 are moved toward the pickling barrel 2, so that the titanium alloy casting body 9 can be driven to circulate in the pickling liquid while continuously shaking up and down, so that impurities on the surface of the titanium alloy casting body 9 can be shaken off, and impurities are prevented from blocking the pickling liquid from contacting the titanium alloy casting body 9, so that the titanium alloy casting body 9 can be more fully in contact with the pickling liquid, further improving the quality and efficiency of pickling of the titanium alloy casting body 9.

[0048] When the rotating rod 81 rotates, it drives the column gear 121 to move along the outer ring gear 122. Under the action of the outer ring gear 122, the column gear 121 can rotate, and the column gear 121 will drive the rotating rod 81 to rotate while rotating. The rotating rod 81 can drive the frame 82, the double-threaded rod 83, the nut 84, the horizontal shaft 85, the clamping rod 86, the swing gear 101, the sliding rod 102, the rack rack 103 and the titanium alloy casting body 9 to rotate while rotating. The titanium alloy casting body 9 can rotate while rotating in the pickling liquid, so that the titanium alloy casting body 9 can be more fully in contact with the pickling liquid, further improving the quality and efficiency of the pickling of the titanium alloy casting body 9.

[0049] When the hexagonal guide rod 64 drives the rotating disk 65, the upper cover 5, the sliding frame 4, the rotating rod 81, the frame 82, the double-threaded rod 83, the nut 84, the horizontal axis 85, the clamping rod 86 and the titanium alloy casting body 9 to move away from the pickling barrel 2, the force-added spring 13 is stretched accordingly. When the three guide rollers 112 move to the raised vertical surface on the raised ring 113, under the action of the force-added spring 13 and gravity, the fixed ring 111, the three guide rollers 112, the hexagonal guide rod 64, the rotating disk 65, the upper cover 5, the sliding frame 4, the rotating rod 81, the frame 82, the double-threaded rod 83, the nut 84, the horizontal axis 85, the clamping rod 86 and the titanium alloy casting body 9 move toward the pickling barrel 2. Under the action of the force-added spring 13, the shaking force of the titanium alloy casting body 9 is increased, so that impurities on the surface of the titanium alloy casting body 9 are further shaken off.

[0050] Under the shielding effect of the rubber bevel ring 14, the pickling liquid in the pickling cylinder 2 is prevented from splashing out during stirring.

[0051] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention rather than to limit the scope of protection of the present invention. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solution of the present invention can be modified or replaced by equivalents without departing from the essence and scope of the technical solution of the present invention.

Claims

1. A pickling device for titanium alloy casting processing, characterized in that: The invention comprises a base frame (1), a pickling barrel (2), a drain valve (3), a sliding frame (4), an upper cover (5), a lifting mechanism, a driving mechanism and a clamping mechanism. The base frame (1) is provided with a pickling barrel (2), the top of which is open, a through hole is provided in the middle of the pickling barrel (2), a drain valve (3) is provided on one side of the bottom of the pickling barrel (2), and the drain valve (3) is connected to the pickling barrel (2), a sliding frame (4) is provided on the base frame (1) in a sliding manner, an upper cover (5) is fixedly provided on the sliding frame (4), and the bottom of the upper cover (5) is open, a lifting mechanism is provided on the base frame (1), a driving mechanism is provided in the lifting mechanism, and the driving mechanism is used to drive the lifting mechanism to rotate, a clamping mechanism is provided on the lifting mechanism, and the clamping mechanism is used to clamp the titanium alloy casting body (9), and the lifting mechanism is used to drive the titanium alloy casting body (9) to enter or leave the pickling barrel (2).

2. The pickling device for titanium alloy casting processing according to claim 1 is characterized in that: The lifting mechanism comprises an electric push rod (61), a mounting frame (62), a hollow rotating shaft (63), a hexagonal guide rod (64) and a rotating disk (65). Two electric push rods (61) are mounted on the bottom frame (1). The mounting frame (62) is arranged on the telescopic rods of the two electric push rods (61). The mounting frame (62) is located in a through hole in the middle of the pickling barrel (2). A hollow rotating shaft (63) is rotatably arranged on the mounting frame (62). A hexagonal guide rod (64) is slidably arranged in the hollow rotating shaft (63). A rotating disk (65) is mounted on the upper end of the hexagonal guide rod (64). The rotating disk (65) is rotatably connected to the open portion at the bottom of the upper cover (5).

3. The pickling device for titanium alloy casting processing according to claim 2 is characterized in that: The driving mechanism comprises a motor (71), a driving gear (72) and a driven gear (73); the motor (71) is mounted in the mounting frame (62); the driving gear (72) is mounted on the output shaft of the motor (71); the driven gear (73) is mounted on the hollow rotating shaft (63); the driven gear (73) is located in the mounting frame (62); and the driven gear (73) is meshed with the driving gear (72).

4. The pickling device for titanium alloy casting processing according to claim 3 is characterized in that: The clamping mechanism comprises a rotating rod (81), a rack (82), a double-threaded rod (83), a nut (84), a transverse axis (85) and a clamping rod (86). Six rotating rods (81) are evenly spaced and rotatably arranged on the rotating disk (65). A rack (82) is fixedly installed at the bottom of each of the six rotating rods (81). A double-threaded rod (83) is rotatably arranged at the bottom of each rack (82). Two spiral threads in opposite directions are opened on the double-threaded rod (83). Two nuts (84) are slidably arranged at the bottom of each rack (82). The two nuts (84) are respectively connected to the two spiral threads in opposite directions on the double-threaded rod (83) by threads. A transverse axis (85) is rotatably arranged at the bottom of the two nuts (84). The two transverse axes (85) are staggered. A clamping rod (86) is fixedly installed at one end of the two transverse axes (85) away from each other.

5. The pickling device for titanium alloy casting processing according to claim 4 is characterized in that: The invention also comprises a swing mechanism, which is arranged on the upper cover (5), the rotating rod (81) and the frame (82). The swing mechanism is used to drive the clamping rod (86) to swing. The swing mechanism comprises a swing gear (101), a sliding rod (102), a rack frame (103), a roller (104), a corrugated groove ring (105), a hexagonal limit rod (106) and a guide ring (107). A swing gear (101) is fixedly installed at one end of the two transverse shafts (85) close to each other. A sliding rod (102) is slidably arranged on the rotating rod (81). A rack frame (103) is installed at the lower end of the sliding rod (102). The rack frame (103) is slidably connected to the frame (82). A plurality of tooth blocks are evenly spaced on the two inner side surfaces of the rack frame (103); the two swing gears (101) are respectively meshed with the tooth blocks on the two inner side surfaces of the rack frame (103); a roller (104) is installed on the upper end of the sliding rod (102); a corrugated groove ring (105) is installed on the top of the upper cover (5); a corrugated groove is opened on the outer circumference of the corrugated groove ring (105); the roller (104) is located in the corrugated groove of the corrugated groove ring (105); a hexagonal limit rod (106) is slidably provided on the upper part of the sliding rod (102); a guide ring (107) is fixedly installed on the top of the upper cover (5); the upper end of the hexagonal limit rod (106) is located in the guide ring (107).

6. The pickling device for titanium alloy casting processing according to claim 5 is characterized in that: The invention also includes a shaking mechanism, which is arranged on the mounting frame (62) and the hexagonal guide rod (64). The shaking mechanism is used to drive the titanium alloy casting body (9) to shake. The shaking mechanism includes a fixed ring (111), a guide roller (112) and a raised ring (113). A fixed ring (111) is installed on the hexagonal guide rod (64), and three guide rollers (112) are evenly spaced on the fixed ring (111). A raised ring (113) is installed on the top of the mounting frame (62).

7. The pickling device for titanium alloy casting processing according to claim 6 is characterized in that: Three protrusions are evenly spaced on the protrusion ring (113), and each protrusion consists of an inclined surface and a vertical surface.

8. The pickling device for titanium alloy casting processing according to claim 7 is characterized in that: The invention also comprises a rotating mechanism, which is arranged on the upper cover (5) and the rotating rod (81), and is used to drive the titanium alloy casting body (9) to rotate. The rotating mechanism comprises a column gear (121) and an outer gear ring (122), and each rotating rod (81) is mounted with a column gear (121). An outer gear ring (122) is mounted on the top of the upper cover (5), and each column gear (121) is meshed with the outer gear ring (122).

9. The pickling device for titanium alloy casting processing according to claim 2 is characterized in that: It also includes a force-adding spring (13), and a force-adding spring (13) is connected between the hollow rotating shaft (63) and the hexagonal guide rod (64).

10. The pickling device for titanium alloy casting processing according to claim 1, characterized in that: It also includes a rubber bevel ring (14), and a rubber bevel ring (14) is provided at the open end of the pickling cylinder (2).

Images