Potassium nitrate production line batching reaction tank forming processing equipment

Abstract

The present application relates to the technical field of reaction tank processing, and particularly relates to a potassium nitrate production line batching reaction tank forming processing equipment, which comprises a base, supporting legs, a rectangular frame, a circular port, a hoisting mechanism, a clamping mechanism, a tank cover centering mechanism and a tank body centering and welding mechanism. The hoisting mechanism, the tank cover centering mechanism, the clamping mechanism and the tank body centering and welding mechanism of the potassium nitrate production line batching reaction tank forming processing equipment are matched, the tank cover is hoisted, the tank body is jointly pushed by multiple arc-shaped positioning plates, and the tank cover is jointly pushed by multiple arc-shaped push plates, so that the central adjustment of the positions of the tank cover and the tank body is realized, the coaxial accuracy of the tank body and the tank cover is effectively improved, and after alignment, multiple points are simultaneously welded first, and then the welding positions of the tank cover and the tank body are complemented by 90-degree annular welding, so that the problem of heat stress concentration that may occur in the direct annular welding process is avoided, and the consistency and quality of the annular weld are effectively improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of reaction tank processing, in particular to a potassium nitrate production line batching reaction tank forming processing equipment. BACKGROUND

[0002] The reaction tank is one of the core equipment in the potassium nitrate production line, responsible for mixing and reacting raw materials. Its main structure includes a tank body and a tank cover. The tank body is used to carry the reaction material, and the tank cover provides sealing to prevent material leakage and external pollution during the reaction process. The welding of the tank cover and the tank body of the reaction tank is a key process, and its quality directly affects the sealing, safety and durability of the reaction tank.

[0003] The existing welding method usually needs to use manual adjustment or mechanical auxiliary alignment method when welding the tank cover and the tank body of the reaction tank. The adjustment process of the tank cover and the tank body alignment is complex, and needs to be accurately adjusted at multiple points, which is time-consuming and laborious and may cause the coaxiality of the tank cover and the tank body to be not accurate enough. After alignment, the ring welding method is often used, and the heat stress concentration problem may occur in the ring welding process, which is difficult to ensure the consistency and welding quality of the ring welding seam. SUMMARY

[0004] The technical problem to be solved: The potassium nitrate production line batching reaction tank forming processing equipment provided by the present application can solve the above-mentioned problems.

[0005] Technical scheme: In order to achieve the above purpose, the present application adopts the following technical scheme, a potassium nitrate production line batching reaction tank forming processing equipment, including a base, the upper end of the base is jointly installed with a front and rear opening rectangular frame through a plurality of support legs, characterized in that, the lower end of the rectangular frame is provided with a circular port in the middle, the inner wall of the upper end of the rectangular frame is provided with a lifting mechanism, the rectangular frame is provided with two left and right clamping mechanisms, the two left and right clamping mechanisms are provided with a tank cover centering mechanism, and the base and the rectangular frame are jointly provided with a tank body centering and welding mechanism.

[0006] The clamping mechanism comprises two clamping plates symmetrically arranged in a rectangular frame, and a clamping part is arranged on the rectangular frame corresponding to the two clamping plates. The can body centering and welding mechanism comprises a circular port arranged in the middle of the lower end of the rectangular frame, a plurality of guide through holes are arranged on the inner wall of the lower end of the rectangular frame and are uniformly distributed in a circle, the plurality of guide through holes are communicated with the circular port, an arc-shaped push plate is slidingly installed on the inner wall of the lower end of the rectangular frame corresponding to the plurality of guide through holes, a welding part is arranged on the plurality of arc-shaped push plates, a centering rotating part is arranged on the base and the annular seat, and a transmission part is arranged on the base for transmitting the welding part and the centering rotating part.

[0007] Preferably, the centering rotating part comprises a support column installed on the lower end of the rectangular frame, an annular sliding groove is arranged on the lower end of the rectangular frame, a plurality of L-shaped sliding plates are slidingly installed in the annular sliding groove, the ends of the plurality of L-shaped sliding plates away from the annular sliding groove are fixedly connected to the outer wall of the annular seat, an annular plate is installed on the outer sides of the lower ends of the plurality of L-shaped sliding plates, an annular mounting disc is rotatably installed on the inner wall of the annular plate, the upper end of the annular mounting disc is rotatably attached to the annular seat, the annular seat and the annular mounting disc are rotatably sleeved on the support column, and a plurality of arc-shaped through holes are arranged on the annular mounting disc and are uniformly distributed in a circle.

[0008] Preferably, the centering rotating part further comprises a plurality of limiting circular rods installed on the lower ends of the plurality of arc-shaped push plates, the plurality of limiting circular rods are respectively slidingly connected in the corresponding arc-shaped through holes, each arc-shaped through hole is respectively arranged corresponding to the guide through hole, a plurality of rectangular mounting grooves one are arranged on the inner wall of the annular plate and are uniformly distributed in a circle, a rectangular mounting groove two is arranged on the outer wall of the annular mounting disc corresponding to the plurality of rectangular mounting grooves one, a wedge-shaped limiting plate is connected in each of the plurality of rectangular mounting grooves two through a compression spring, and the plurality of wedge-shaped limiting plates are respectively slidingly connected in the corresponding rectangular mounting grooves two.

[0009] Preferably, the tank cover centering part comprises installation sliding holes opened in the middle of the two arc-shaped installation slots corresponding to the lower end of the clamping plate, a push sliding plate is slidably installed in the installation sliding hole, the push sliding plate is movably abutted on the arc-shaped positioning plate, the lower end of the clamping plate is symmetrically provided with a circular installation slot, a reversible motor one is installed on the upper end of the clamping plate corresponding to the front circular installation slot through a motor base, the output shaft of the reversible motor one is rotatably penetrated through the clamping plate and fixedly connected with a lead screw one, a sliding rod is installed in the rear circular installation slot, the lower end of the clamping plate is provided with an arc-shaped connecting plate, the lead screw one is threadedly connected with the arc-shaped connecting plate, and the sliding rod is slidably penetrated through the arc-shaped connecting plate, the upper end of the arc-shaped connecting plate is provided with a connecting rod corresponding to the two push sliding plates, and the upper ends of the two connecting rods are fixedly connected with the corresponding push sliding plates.

[0010] Preferably, the clamping part comprises a reversible motor two installed on the outer end of the rectangular frame through a motor base, the output shaft of the reversible motor two is rotatably penetrated through the rectangular frame and fixedly connected with a lead screw two, the lead screw two is threadedly connected with the clamping plate, trapezoidal support plates are symmetrically installed on the inner wall of the rectangular frame corresponding to the clamping plate, a rectangular sliding groove is opened in the upper end of the trapezoidal support plate, and support sliding plates are slidably installed in the two rectangular sliding grooves.

[0011] Preferably, the welding part comprises two bearing seats installed on the arc-shaped outer wall of the arc-shaped push plate on the side close to the side wall of the arc-shaped push plate, a support shaft is rotatably penetrated and installed between the two bearing seats, an installation plate is fixedly sleeved on the support shaft, an automatic welding head is installed on the end of the installation plate close to the clamping plate, a passive gear ring is fixedly sleeved on the end of the support shaft away from the adjacent side wall of the arc-shaped push plate, an electric telescopic rod is installed on the arc-shaped outer wall of the arc-shaped push plate through a mounting seat, the telescopic end of the electric telescopic rod is fixedly connected with a gear rack, and the gear rack is engaged with the passive gear ring.

[0012] Preferably, the transmission part comprises an inner gear ring installed on the lower end of the annular plate, a reversible motor five is installed on the base, the output shaft of the reversible motor five is fixedly connected with a driving gear, the driving gear is engaged with the inner gear ring, an outer gear ring is installed on the lower end of the annular mounting disc, the outer gear ring is rotatably sleeved on the support column, a reversible motor three is installed on the base, the output shaft of the reversible motor three is fixedly connected with an incomplete gear, and the incomplete gear is engaged with the outer gear ring.

[0013] Preferably, the hoisting mechanism comprises left and right two support vertical plates installed on the inner wall of the upper end of the rectangular frame, a steel wire winding roller is rotatably installed between the left and right two support vertical plates, a reversible motor four is installed on the left end of the left support vertical plate through a motor base, the output shaft of the reversible motor four is rotatably penetrated through the left support vertical plate and fixedly connected with the steel wire winding roller, a hoisting steel wire rope is wound on the steel wire winding roller, and a lifting hook is fixedly connected with the end of the hoisting steel wire rope away from the steel wire winding roller.

[0014] Beneficial effects: 1. The lifting mechanism and tank body centering welding mechanism used in the potash production line ingredient reaction tank forming processing equipment of the present application can lift the tank cover, use multiple arc-shaped positioning plates to jointly push the tank body, thereby centrally adjusting the position of the tank body, the operation is convenient, the central position is accurate, and the coaxial alignment work of the tank cover and the tank body is facilitated.

[0015] 2. The lifting mechanism, tank cover centering mechanism, clamping mechanism and tank body centering welding mechanism used in the potash production line ingredient reaction tank forming processing equipment of the present application cooperate, use the clamping method to clamp the tank body, and during the tank cover moving downward and aligning with the tank body, multiple arc-shaped push plates are used to jointly push the tank cover, thereby centrally adjusting the position of the tank cover, so that the coaxiality of the tank cover and the tank body is guaranteed, and the alignment accuracy and efficiency of the tank cover and the tank body are effectively improved.

[0016] 3. The lifting mechanism, tank cover centering mechanism, clamping mechanism and tank body centering welding mechanism used in the potash production line ingredient reaction tank forming processing equipment of the present application cooperate, after lifting the tank cover, multiple arc-shaped positioning plates are used to jointly push the tank body, and multiple arc-shaped push plates are used to jointly push the tank cover, thereby realizing the central adjustment of the positions of the tank cover and the tank body, effectively improving the coaxial accuracy of the tank body and the tank cover, and after alignment, multiple points are used to simultaneously weld first, and then the welding position of the tank cover and the tank body is supplemented by 90-degree ring welding, thereby avoiding the problem of heat stress concentration that may occur during direct ring welding, and effectively improving the consistency and quality of the ring weld. BRIEF DESCRIPTION OF DRAWINGS

[0017] The present application will be further described below in combination with the drawings and examples.

[0018] Figure 1 is a perspective structural schematic diagram of the present application.

[0019] Figure 2 is a front cross-sectional perspective structural schematic diagram of the present application.

[0020] Figure 3 is a perspective structural schematic diagram of the present application Figure 2 is an enlarged view of X in the present application.

[0021] Figure 4 is a partial cross-sectional perspective structural schematic diagram of the tank cover centering mechanism and the clamping mechanism in the present application.

[0022] Figure 5 is a partial cross-sectional perspective structural schematic diagram of the tank cover centering mechanism and the tank body centering welding mechanism in the present application.

[0023] Figure 6It is the first local sectional view of the structure of the centering and welding mechanism of the tank body in the application.

[0024] Figure 7 It is the second local sectional view of the structure of the centering and welding mechanism of the tank body in the application.

[0025] Figure 8 It is the third local sectional view of the structure of the centering and welding mechanism of the tank body in the application.

[0026] In the figure: 1, base; 2, support leg; 3, rectangular frame; 4, circular port; 5, hoisting mechanism; 51, support vertical plate; 52, steel wire winding roller; 53, forward and reverse motor four; 54, hoisting steel wire rope; 55, lifting hook; 6, clamping mechanism; 61, clamping plate; 62, clamping part; 621, forward and reverse motor two; 622, lead screw two; 623, trapezoidal support plate; 624, rectangular sliding groove; 625, support sliding plate; 7, tank cover centering mechanism; 71, arc-shaped mounting groove; 72, arc-shaped positioning plate; 73, tank cover centering part; 731, mounting sliding hole; 732, pushing sliding plate; 733, circular mounting groove; 734, forward and reverse motor one; 735, lead screw one; 736, sliding rod; 737, arc-shaped connecting plate; 738, connecting rod; 8, tank body centering and welding mechanism; 81, annular seat; 82, guide through hole; 83, arc-shaped pushing plate; 84, welding part; 841, bearing seat; 842, support shaft; 843, mounting plate; 844, automatic welding head; 845, passive gear ring; 846, electric telescopic rod; 847, rack; 85, centering rotating part; 851, support column; 852, annular sliding groove; 853, L-shaped sliding plate; 854, annular plate; 855, annular mounting disc; 856, arc-shaped through hole; 857, limiting round rod; 858, rectangular mounting groove one; 859, rectangular mounting groove two; 860, wedge-shaped limiting plate; 86, transmission part; 861, inner gear ring; 862, forward and reverse motor five; 863, driving gear; 864, outer gear ring; 865, forward and reverse motor three; 866, incomplete gear. DETAILED DESCRIPTION

[0027] The embodiments of the application are described in detail below with reference to the accompanying drawings, but the application can be implemented in various different ways limited and covered by the claims.

[0028] Reference Figure 1 and Figure 6A molding and processing equipment for a batching reaction tank in a potassium nitrate production line includes a base 1. A rectangular frame 3 with front and rear openings is mounted on the upper end of the base 1 via multiple support legs 2. A circular opening 4 is provided in the middle of the lower end of the rectangular frame 3. A lifting mechanism 5 is provided on the inner wall of the upper end of the rectangular frame 3. Two symmetrically arranged clamping mechanisms 6 are provided on the rectangular frame 3. A tank cover centering mechanism 7 is provided on both the left and right clamping mechanisms 6. A tank body centering welding mechanism 8 is provided on both the base 1 and the rectangular frame 3.

[0029] See Figure 2 The lifting mechanism 5 includes two supporting plates 51 installed on the middle of the inner wall of the upper end of the rectangular frame 3. A wire winding roller 52 is rotatably installed between the two supporting plates 51. A forward and reverse motor 53 is installed on the left end of the left supporting plate 51 through a motor base. The output shaft of the forward and reverse motor 53 rotates through the left supporting plate 51 and is fixedly connected to the wire winding roller 52. A lifting wire rope 54 is wound on the wire winding roller 52. A hook 55 is fixedly connected to the end of the lifting wire rope 54 away from the wire winding roller 52.

[0030] See Figure 1 , Figure 6 and Figure 7 The tank alignment welding mechanism 8 includes an annular seat 81 disposed in the circular opening 4 at the lower center of a rectangular frame 3. Multiple guide holes 82 evenly distributed in a circle are provided on the inner wall of the lower end of the rectangular frame 3. The multiple guide holes 82 are all connected to the circular opening 4. Arc-shaped push plates 83 are slidably installed on the inner wall of the lower end of the rectangular frame 3 at positions corresponding to the multiple guide holes 82. Each of the multiple arc-shaped push plates 83 is provided with a welding part 84. An alignment rotating part 85 is provided on both the base 1 and the annular seat 81. A transmission part 86 is provided on the base 1 for transmitting power between the welding part 84 and the alignment rotating part 85. The centering rotating part 85 includes a support column 851 installed at the lower end of a rectangular frame 3. An annular groove 852 is provided at the lower end of the rectangular frame 3. Multiple L-shaped sliding plates 853 are slidably installed in the annular groove 852. The ends of the multiple L-shaped sliding plates 853 away from the annular groove 852 are all fixedly connected to the outer wall of the annular seat 81. An annular plate 854 is installed on the outer side of the lower end of the multiple L-shaped sliding plates 853. An annular mounting plate 855 is rotatably installed on the inner wall of the annular plate 854. The upper end of the annular mounting plate 855 is rotatably attached to the annular seat 81. The annular seat 81 and the annular mounting plate 855 are both rotatably sleeved on the support column 851. Multiple arc-shaped through holes 856 are evenly distributed around the circumference on the annular mounting plate 855. One side of the arc-shaped through hole 856 is close to the center of the annular mounting plate 855, and the other side is close to the edge of the annular mounting plate 855.

[0031] See Figure 3 , Figure 6 and Figure 7The centering rotating part 85 further comprises a plurality of limiting round rods 857 installed at the lower ends of the arc-shaped push plates 83, the plurality of limiting round rods 857 are respectively and slidingly connected in the corresponding arc-shaped through holes 856, and each arc-shaped through hole 856 is respectively arranged corresponding to the guide through hole 82. A plurality of rectangular mounting grooves one 858 are evenly distributed on the inner wall of the annular plate 854. Rectangular mounting grooves two 859 are arranged on the outer wall of the annular mounting disc 855 corresponding to the plurality of rectangular mounting grooves one 858. A plurality of wedge-shaped limiting plates 860 are connected in the plurality of rectangular mounting grooves two 859 through compression springs. The plurality of wedge-shaped limiting plates 860 are respectively and slidingly connected in the corresponding rectangular mounting grooves two 859.

[0032] Referring to Figure 2 , Figure 3 and Figure 8 , the transmission part 86 comprises an inner tooth ring 861 installed at the lower end of the annular plate 854. A forward and reverse motor five 862 is installed on the base 1. The output shaft of the forward and reverse motor five 862 is fixedly connected with a driving gear 863. The driving gear 863 is engaged with the inner tooth ring 861. An outer tooth ring 864 is installed at the lower end of the middle part of the annular mounting disc 855. The outer tooth ring 864 is rotatably sleeved on the supporting column 851. A forward and reverse motor three 865 is installed on the base 1. The output shaft of the forward and reverse motor three 865 is fixedly connected with an incomplete gear 866. The incomplete gear 866 is engaged with the outer tooth ring 864.

[0033] First by the peripheral loading equipment to support column 851 can cover the delivery, need to explain, the left and right two ear seats for lifting installed on the upper end of the cover, then through the forward and reverse motor four 53 control wire winding roller 52 rotation, wire winding roller 52 through the lifting wire rope 54 driven hook 55 to move to the position above the cover, by artificial lifting sling will be left and right two ear seats and hook 55 connection, then through the forward and reverse motor four 53 control wire winding roller 52 reverse rotation, wire winding roller 52 through the lifting wire rope 54 driven hook 55 to move upwards, hook 55 driven cover to move up to the rectangular frame 3 in the upper side of the position, then by the peripheral loading equipment to support column 851 can cover the delivery, need to explain, the gear teeth of the incomplete gear 866 is a quarter of the circumference of the setting, continue through the forward and reverse motor three 865 control incomplete gear 866 and external gear ring 864 transmission, drive ring installation disc 855 rotation 90 degrees, during the compression spring, a plurality of wedge-shaped limiting plate 860 will be returned to the rectangular installation slot two 859 respectively, and then inserted into the corresponding rectangular installation slot one 858, so as to realize the limiting effect of ring installation disc 855, until under the action of a plurality of arc-shaped through hole 856, a plurality of limiting round rod 857 respectively by the corresponding arc-shaped through hole 856 away from the one end of the ring installation disc 855 shaft center to close to the one end of the ring installation disc 855 shaft center, at this time a plurality of limiting round rod 857 along the corresponding guide through hole 82 do self adaptive sliding compensation, and a plurality of limiting round rod 857 respectively drive corresponding arc-shaped push plate 83 synchronous movement, a plurality of arc-shaped push plate 83 will be common to form a ring structure, during a plurality of arc-shaped push plate 83 will be common to promote the tank to the middle of the rectangular frame 3, so as to realize the effect of the position of the tank to the center adjustment, lifting mechanism 5 and tank centering welding mechanism 8 can be combined to lift the cover, use a plurality of arc-shaped push plate 83 to promote the tank, so as to adjust the position of the tank, convenient operation, accurate centering position, easy for subsequent coaxial alignment work of the cover and the tank.

[0034] Referring to Figure 1 , Figure 4 and Figure 5 , the clamping mechanism 6 comprises a rectangular frame 3 in the left and right symmetrically arranged clamping plate 61, the rectangular frame 3 on both sides of the corresponding position of the two clamping plate 61 is provided with clamping part 62. The cover centering mechanism 7 comprises an arc-shaped installation slot 71 opened in the front and back of the clamping plate 61, the front and back of the two arc-shaped installation slot 71 is close to the arc-shaped inner wall of the clamping plate 61 side is hinged with arc-shaped positioning plate 72, arc-shaped positioning plate 72 towards the arc-shaped outer wall of the clamping plate 61 one end is connected to the arc-shaped installation slot 71 through two tension springs, the clamping plate 61 on both sides of the corresponding position of the two arc-shaped positioning plate 72 is provided with cover centering part 73.

[0035] Referring to Figure 2 and Figure 4The clamping part 62 includes a second forward and reverse motor 621 mounted on the outer end of a rectangular frame 3 via a motor base. The output shaft of the second forward and reverse motor 621 rotates through the rectangular frame 3 and is fixedly connected to a second lead screw 622. The second lead screw 622 is threadedly connected to the clamping plate 61. Trapezoidal support plates 623 are symmetrically installed on the inner wall of the rectangular frame 3 at the position corresponding to the clamping plate 61. A rectangular sliding groove 624 is opened at the upper end of the trapezoidal support plate 623. Support slide plates 625 are slidably installed in both the front and rear rectangular sliding grooves 624. The upper right side of both the front and rear support slide plates 625 is fixedly connected to the clamping plate 61.

[0036] See Figure 1 , Figure 4 and Figure 5 The can lid includes a central section 73 with mounting holes 731 at the lower end of a clamping plate 61 corresponding to the middle positions of two arc-shaped mounting grooves 71. A sliding plate 732 is slidably installed in the mounting holes 731, and the sliding plate 732 movably abuts against the arc-shaped positioning plate 72. The lower end of the clamping plate 61 has symmetrical circular mounting grooves 733 at the front and rear. A forward and reverse motor 734 is mounted on the upper end of the clamping plate 61 at the position corresponding to the front circular mounting groove 733 via a motor mount. The output shaft of the forward and reverse motor 734 rotates through the clamping plate 61. A lead screw 735 is fixedly connected to the clamping plate 61. A sliding rod 736 is installed in the circular mounting groove 733 on the rear side. An arc-shaped connecting plate 737 is provided at the lower end of the clamping plate 61. The lead screw 735 is threaded to the arc-shaped connecting plate 737, and the sliding rod 736 slides through the arc-shaped connecting plate 737. A connecting rod 738 is installed at the upper end of the arc-shaped connecting plate 737 at the positions corresponding to the front and rear pushing slide plates 732. The upper ends of the front and rear connecting rods 738 are fixedly connected to the corresponding pushing slide plates 732.

[0037] When the position of the tank body is centered and adjusted, it should be noted that under the action of the tension spring, the plurality of arc-shaped positioning plates 72 are initially inclined to the side of the arc-shaped outer wall of the clamping plate 61. First, the left and right two reversible motors two 621 respectively control the corresponding screw two 622 to rotate, and the left and right two screw two 622 respectively drive the corresponding clamping plate 61 to move close to each other, until the left and right two clamping plates 61 jointly clamp the tank body. During this period, the left and right two clamping plates 61 will drive the corresponding front and rear two supporting sliding plates 625 to do adaptive sliding compensation in the corresponding rectangular sliding groove 624. Then, the left and right two reversible motors one 734 respectively control the corresponding screw one 735 to rotate, and the left and right two screw one 735 respectively drive the corresponding arc-shaped connecting plate 737 to move upwards. The left and right two arc-shaped connecting plates 737 respectively drive the corresponding two pushing sliding plates 732 to move upwards through the corresponding two connecting rods 738. The front and rear two pushing sliding plates 732 on the left and right sides respectively push the corresponding arc-shaped positioning plate 72, until the plurality of arc-shaped positioning plates 72 are rotated around the hinge point and gradually change from the inclined state to the vertical state. At this time, the arc-shaped inner wall of the plurality of arc-shaped positioning plates 72 is movably attached to the outer wall of the tank cover. During this period, the plurality of arc-shaped positioning plates 72 jointly push the tank cover to move to the middle of the rectangular frame 3, thereby achieving the effect of centering and adjusting the position of the tank cover. Then, the reversible motor four 53 controls the steel wire winding roller 52 to rotate, and the steel wire winding roller 52 drives the lifting hook 55 to move downwards through the lifting steel wire rope 54. The lifting hook 55 drives the tank cover to move downwards to the position where it is attached to the upper end of the tank body. Then, the artificial takes down the lifting belt to disconnect the left and right two ear seats from the lifting hook 55. Then, the reversible motor four 53 controls the steel wire winding roller 52 to rotate in the opposite direction. The steel wire winding roller 52 drives the lifting hook 55 to move upwards through the lifting steel wire rope 54 to restore to the original position. The lifting mechanism 5, the tank cover centering mechanism 7, the clamping mechanism 6 and the tank body centering and welding mechanism 8 cooperate to clamp the tank body in a clamping manner. During the movement of the tank cover downwards and the alignment with the tank body, the plurality of arc-shaped positioning plates 72 jointly push the tank cover, thereby centering and adjusting the position of the tank cover, ensuring the coaxiality of the tank cover and the tank body, and effectively improving the alignment accuracy and efficiency of the tank cover and the tank body.

[0038] Referring to Figure 4 and Figure 5 , the welding part 84 comprises two bearing seats 841 installed on one side of the arc-shaped outer wall of the arc-shaped push plate 83 close to the side wall of the arc-shaped push plate 83, a support shaft 842 rotatably penetrating between the two bearing seats 841, an installation plate 843 fixedly sleeved on the middle part of the support shaft 842, an automatic welding head 844 installed on one end of the installation plate 843 close to the clamping plate 61, a passive gear ring 845 fixedly sleeved on the end of the support shaft 842 away from the adjacent side wall of the arc-shaped push plate 83, and an electric telescopic rod 846 installed on the arc-shaped outer wall of the arc-shaped push plate 83 through a mounting seat. The telescopic end of the electric telescopic rod 846 is fixedly connected with a gear rack 847, and the gear rack 847 is engaged with the passive gear ring 845.

[0039] When the hook 55 is moved upward to return to the original position, it is necessary to point out that the plurality of electric telescopic rods 846 are initially in the extended state, at this time the plurality of mounting plates 843 are all in the downward state, first control the plurality of electric telescopic rods 846 to control the corresponding rack 847 to move downward, the plurality of rack 847 respectively with the corresponding passive gear ring 845 transmission, drive the corresponding support shaft 842 to rotate 180 degrees, the plurality of support shaft 842 respectively through the corresponding mounting plate 843 drive the corresponding automatic welding head 844 to rotate 180 degrees, then control the plurality of automatic welding head 844 to carry out preliminary spot welding on the welding position of the cover and the body first, after preliminary spot welding is completed, control the plurality of electric telescopic rods 846 to control the corresponding rack 847 to move upward, the plurality of rack 847 respectively with the corresponding passive gear ring 845 transmission, drive the corresponding support shaft 842 to rotate 180 degrees in reverse, the plurality of support shaft 842 respectively through the corresponding mounting plate 843 drive the corresponding automatic welding head 844 to rotate 180 degrees in reverse to return to the original position, then control the left and right two reversible motors one 734 to drive the corresponding lead screws one 735 to rotate in reverse, the left and right two lead screws one 735 respectively drive the corresponding arc-shaped connecting plates 737 to move downward, the left and right two arc-shaped connecting plates 737 respectively drive the corresponding two push sliding plates 732 to move downward through the corresponding two connecting rods 738 to return to the original position, finally control the left and right two reversible motors two 621 to drive the corresponding lead screws two 622 to rotate in reverse, the left and right two lead screws two 622 respectively drive the corresponding clamping plates 61 to move away from each other, until the left and right two clamping plates 61 respectively separate from the body and return to the original position, then control the plurality of electric telescopic rods 846 to control the corresponding rack 847 to move downward, the plurality of rack 847 respectively with the corresponding passive gear ring 845 transmission, drive the corresponding support shaft 842 to rotate 180 degrees, the plurality of support shaft 842 respectively through the corresponding mounting plate 843 drive the corresponding automatic welding head 844 to rotate 180 degrees.

[0040] When the left and right two clamping plates 61 respectively separate from the body and return to the original position, control the driving gear 863 and the inner gear ring 861 to drive the annular plate 854 to rotate 90 degrees through the reversible motor five 862, the annular plate 854 drives the annular mounting disc 855 to rotate 90 degrees through the plurality of wedge-shaped limiting plates 860, the annular plate 854 drives the plurality of L-shaped sliding plates 853 to rotate 90 degrees along the annular sliding groove 852, and the annular mounting disc 855 drives the corresponding arc-shaped push plate 83 to rotate 90 degrees along the inner wall of the circular port 4 through the plurality of limiting round rods 857, during which the plurality of L-shaped sliding plates 853 drive the annular seat 81 to rotate 90 degrees around the support column 851, when the plurality of arc-shaped push plates 83 rotate 90 degrees along the inner wall of the circular port 4, control the plurality of automatic welding heads 844 to complete the 90-degree annular welding of the welding position of the cover and the body, until the welding work of the cover and the body is completed.

[0041] When the can cover and the can body welding work is finished, through the positive and negative rotation motor three 865 control incomplete gear 866 and outer gear ring 864 transmission, drive annular mounting disc 855 reverse rotation 90 degrees, until in the limit of the circular port 4, a plurality of limit round rod 857 always located in the corresponding arc-shaped through hole 856 close to the shaft of annular mounting disc 855 one end, at this time a plurality of limit round rod 857 respectively drive corresponding arc-shaped push plate 83 synchronous reverse rotation 90 degrees, simultaneously through the positive and negative rotation motor five 862 control driving gear 863 and inner gear ring 861 transmission, drive annular plate 854 reverse rotation 90 degrees, annular plate 854 drive a plurality of L-shaped slide plate 853 along annular slide 852 reverse rotation 90 degrees, again through the positive and negative rotation motor three 865 control incomplete gear 866 and outer gear ring 864 transmission, drive annular mounting disc 855 reverse rotation 90 degrees, during the compression spring effect, a plurality of wedge-shaped limit plate 860 will be respectively back into the rectangular mounting groove two 859, and then inserted into the corresponding rectangular mounting groove one 858, until under the action of a plurality of arc-shaped through hole 856, a plurality of limit round rod 857 respectively by the corresponding arc-shaped through hole 856 close to the shaft of annular mounting disc 855 one end sliding to away from the shaft of annular mounting disc 855 one end, at this time a plurality of limit round rod 857 along the corresponding guide through hole 82 do self-adapting sliding compensation, a plurality of limit round rod 857 respectively drive corresponding arc-shaped push plate 83 synchronous movement to restore the original position, can be by external material taking equipment transports the welded can body and can cover out of the rectangular frame 3.

[0042] Repeat the above operation, that is, the welding work of the can body and the can cover can be repeatedly performed. The lifting mechanism 5, the can cover centering mechanism 7, the clamping mechanism 6, and the can body centering and welding mechanism 8 cooperate to lift the can cover, use a plurality of arc-shaped positioning plates 72 to jointly push the can body, and use a plurality of arc-shaped push plates 83 to jointly push the can cover, so as to realize the centering adjustment of the positions of the can cover and the can body, effectively improve the coaxial precision of the can body and the can cover, and after alignment, first use multi-point simultaneous welding, then perform the completion work of 90-degree annular welding on the welding positions of the can cover and the can body, avoid the heat stress concentration problem that may occur during direct annular welding, and effectively improve the consistency and quality of the annular weld.

[0043] In the description of the embodiments of the present application, it should be noted that the orientations or positional relationships indicated by the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "outer", etc. are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the embodiments of the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the embodiments of the present application. In addition, in the description of the present application, unless otherwise specified, the meanings of "a plurality of", "a plurality of", "a plurality of" are two or more.

[0044] In the description of the application, it also needs to be explained that, unless otherwise explicitly specified and limited, the terms "set", "connected", "mounted", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements. For those skilled in the art, the specific meanings of the above terms in the application can be understood according to the specific circumstances.

[0045] The embodiments of the specific implementation are the preferred embodiments of the application, and do not limit the protection scope of the application, so that equivalent changes made according to the structure, shape, principle of the application should be covered within the protection scope of the application.

Claims

1. A potassium nitrate production line batching reaction tank forming processing equipment, comprising a base (1), a front and rear opening rectangular frame (3) is jointly installed on the upper end of the base (1) through a plurality of support legs (2), characterized in that, The lower middle part of the rectangular frame (3) is provided with a circular port (4), the inner wall of the upper end of the rectangular frame (3) is provided with a lifting mechanism (5), the rectangular frame (3) is provided with two left and right holding mechanisms (6), the two left and right holding mechanisms (6) are provided with a can cover centering mechanism (7), and the base (1) and the rectangular frame (3) are provided with a can body centering welding mechanism (8); The holding mechanism (6) comprises holding plates (61) which are symmetrically arranged in the rectangular frame (3), and holding portions (62) are arranged on the rectangular frame (3) corresponding to the positions of the two holding plates (61); The can cover centering mechanism (7) comprises arc-shaped mounting grooves (71) which are symmetrically arranged on the upper end of the holding plate (61), and arc-shaped positioning plates (72) are hingedly connected to the sides of the two arc-shaped mounting grooves (71) close to the arc-shaped inner walls of the holding plate (61), one end of the arc-shaped positioning plate (72) towards the arc-shaped outer wall of the holding plate (61) is connected to the arc-shaped mounting groove (71) through two tension springs, and a can cover centering portion (73) is arranged on the holding plate (61) corresponding to the positions of the two arc-shaped positioning plates (72); The can body centering welding mechanism (8) comprises an annular seat (81) arranged in the lower middle part of the circular port (4) of the rectangular frame (3), a plurality of guide through holes (82) are arranged on the inner wall of the lower end of the rectangular frame (3) and are uniformly distributed in a circle, the plurality of guide through holes (82) are communicated with the circular port (4), arc-shaped push plates (83) are slidingly installed on the inner wall of the lower end of the rectangular frame (3) corresponding to the positions of the plurality of guide through holes (82), welding portions (84) are arranged on the plurality of arc-shaped push plates (83), a centering rotating portion (85) is arranged on the base (1) and the annular seat (81), and a transmission portion (86) is arranged on the base (1) and is used for transmitting the welding portions (84) and the centering rotating portion (85); The centering rotating portion (85) comprises a supporting column (851) installed on the lower end of the rectangular frame (3), an annular sliding groove (852) is arranged on the lower end of the rectangular frame (3), a plurality of L-shaped sliding plates (853) are slidingly installed in the annular sliding groove (852), one end of the plurality of L-shaped sliding plates (853) away from the annular sliding groove (852) is fixedly connected to the outer wall of the annular seat (81), an annular plate (854) is jointly installed on the outer sides of the lower ends of the plurality of L-shaped sliding plates (853), an annular mounting disc (855) is rotatably installed on the inner wall of the annular plate (854), the upper end of the annular mounting disc (855) is rotatably attached to the annular seat (81), the annular seat (81) and the annular mounting disc (855) are rotatably sleeved on the supporting column (851), and a plurality of arc-shaped through holes (856) are arranged on the annular mounting disc (855) and are uniformly distributed in a circle; The centering rotating part (85) further comprises a plurality of limiting round rods (857) installed at lower ends of the plurality of arc-shaped push plates (83), the plurality of limiting round rods (857) are respectively and slidingly connected in the corresponding arc-shaped through holes (856), and each arc-shaped through hole (856) is respectively arranged corresponding to the guide through hole (82), a plurality of rectangular mounting grooves I (858) are evenly distributed in the circumferential direction and arranged on an inner wall of the annular plate (854), a plurality of rectangular mounting grooves II (859) are arranged on an outer wall of the annular mounting disc (855) and correspond to positions of the plurality of rectangular mounting grooves I (858), and a plurality of wedge-shaped limiting plates (860) are connected in the plurality of rectangular mounting grooves II (859) through compression springs; The welding part (84) comprises two bearing seats (841) installed on an upper side of an arc-shaped outer wall of the arc-shaped push plate (83) and close to one side of a side wall of the arc-shaped push plate (83), a support shaft (842) is rotatably and penetratively installed between the two bearing seats (841), an installation plate (843) is fixedly sleeved on the support shaft (842), an automatic welding head (844) is installed at one end of the installation plate (843) close to the clamping plate (61), a passive gear ring (845) is fixedly sleeved on one end of the support shaft (842) away from the adjacent side wall of the arc-shaped push plate (83), an electric telescopic rod (846) is installed on the arc-shaped outer wall of the arc-shaped push plate (83) through a mounting seat, a rack (847) is fixedly connected to a telescopic end of the electric telescopic rod (846), and the rack (847) is engaged with the passive gear ring (845); The transmission part (86) comprises an inner gear ring (861) installed at a lower end of the annular plate (854), a reversible motor five (862) is installed on the base (1), a driving gear (863) is fixedly connected to an output shaft of the reversible motor five (862), the driving gear (863) is engaged with the inner gear ring (861), an outer gear ring (864) is installed at a lower end of the annular mounting disc (855), the outer gear ring (864) is rotatably sleeved on the support column (851), a reversible motor three (865) is installed on the base (1), an incomplete gear (866) is fixedly connected to an output shaft of the reversible motor three (865), and the incomplete gear (866) is engaged with the outer gear ring (864).

2. The molding processing equipment for a potassium nitrate production line batching reaction tank according to claim 1, characterized in that: The centering part (73) of the can cover includes two arc-shaped installation slots (71) corresponding to the lower end of the clamping plate (61), and installation sliding holes (731) are arranged in the middle positions of the two arc-shaped installation slots (71), and a push sliding plate (732) is slidably installed in the installation sliding hole (731), the push sliding plate (732) is movably abutted on an arc-shaped positioning plate (72), circular installation slots (733) are symmetrically arranged at the lower end of the clamping plate (61), a reversible motor (734) is installed on the clamping plate (61) at a position corresponding to the front circular installation slot (733) through a motor base, the output shaft of the reversible motor (734) is rotatably penetrated through the clamping plate (61) and fixedly connected with a lead screw (735), a sliding rod (736) is installed in the rear circular installation slot (733), an arc-shaped connecting plate (737) is arranged at the lower end of the clamping plate (61), the lead screw (735) is threadedly connected to the arc-shaped connecting plate (737), and the sliding rod (736) is slidably penetrated through the arc-shaped connecting plate (737), and a connecting rod (738) is installed on the arc-shaped connecting plate (737) at a position corresponding to the two push sliding plates (732), and the upper ends of the two connecting rods (738) are fixedly connected to the corresponding push sliding plates (732).

3. The molding processing equipment for a potassium nitrate production line batching reaction tank according to claim 1, characterized in that: The clamping part (62) includes a reversible motor (621) installed on the outer end of the rectangular frame (3) through a motor base, the output shaft of the reversible motor (621) is rotatably penetrated through the rectangular frame (3) and fixedly connected with a lead screw (622), the lead screw (622) is threadedly connected to the clamping plate (61), trapezoidal support plates (623) are symmetrically installed on the inner wall of the rectangular frame (3) at positions corresponding to the clamping plate (61), a rectangular sliding groove (624) is arranged at the upper end of each trapezoidal support plate (623), and support sliding plates (625) are slidably installed in the two rectangular sliding grooves (624), and the upper ends of the two support sliding plates (625) are fixedly connected to the clamping plate (61).

4. The molding processing equipment for a potassium nitrate production line batching reaction tank according to claim 1, characterized in that: The lifting mechanism (5) includes two support vertical plates (51) installed on the upper end inner wall of the rectangular frame (3), a steel wire winding roller (52) is rotatably installed between the two support vertical plates (51), a reversible motor (53) is installed on the left end of the left support vertical plate (51) through a motor base, the output shaft of the reversible motor (53) is rotatably penetrated through the left support vertical plate (51) and fixedly connected to the steel wire winding roller (52), a lifting steel wire rope (54) is wound on the steel wire winding roller (52), and a lifting hook (55) is fixedly connected to the end of the lifting steel wire rope (54) away from the steel wire winding roller (52).

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