An automatic transfer production line for cylinder liner blanks after demoulding

Abstract

The present invention provides an automatic transfer production line for cylinder liner blanks after demolding, including a casting machine for processing and forming cylinder liner blanks, a cylinder pulling machine for pulling out the cylinder liner from the mold of the casting machine, a heat preservation furnace for keeping the cylinder liner blanks warm, a transport truss for grabbing the cylinder liner blanks and transporting them to the heat preservation furnace, an articulated robot for transporting the cylinder liner blanks on the heat preservation furnace to a conveyor belt, a conveyor belt for transmitting and lifting the cylinder liner blanks, a double-station cleaning machine for cleaning the surface coating of the cylinder liner blanks, a dust collector for collecting and automatically removing dust, a queuing track, a transport truss for transporting the cylinder liner blanks cleaned by the double-station cleaning machine to the queuing track via the conveyor belt, and a basket loading robot for forking the arranged cylinder liner blanks into the blank basket. The present application realizes the automated production of cylinder liner blanks from molding to basket loading, reduces the labor intensity of workers, improves production efficiency, and realizes mass production of cylinder liner.

Description

Technical Field

[0001] The invention relates to the technical field of cylinder liner processing, and more specifically to an automatic transfer production line for cylinder liner blanks after demoulding. Background Art

[0002] At present, after the cylinder liner blanks on the market come out of the pouring machine, they are directly put into the blank basket manually after passing through the insulation furnace 3, and then transported to the designated location of the workshop by a forklift for external surface shot blasting to remove the coating on the surface of the blank, and then put into the blank basket manually after shot blasting. The production efficiency is low, the labor intensity of the workers is high, and it is not conducive to mass production in the workshop. Summary of the invention

[0003] In view of this, the present invention provides an automatic transfer production line for cylinder liner blanks after demoulding, so as to realize the automated production of cylinder liner blanks and reduce the labor intensity of workers.

[0004] The present invention provides a production line for automatically transferring cylinder sleeve blanks after demolding, comprising:

[0005] Casting machine, used for processing and forming cylinder liner blanks;

[0006] A cylinder pulling machine, used for pulling the cylinder sleeve out of the mold of the casting machine;

[0007] A heat preservation furnace, used for keeping the cylinder liner blank warm;

[0008] A first transport truss is used to grab the cylinder liner blank on the cylinder pulling machine and transport it to the holding furnace;

[0009] An articulated robot, used for transferring the cylinder liner blanks on the holding furnace to a conveyor belt;

[0010] A conveyor belt, used for conveying and lifting the cylinder liner blank;

[0011] A double-station cleaning machine, used for cleaning the surface coating of the cylinder liner blank;

[0012] Dust collector, used for collecting and automatically removing dust;

[0013] Queue track;

[0014] A second transport truss is used to transport the cylinder liner blanks cleaned by the double-station cleaning machine to the queuing track via the conveyor belt;

[0015] The basket loading robot is used for loading the arranged cylinder liner blanks into the blank basket.

[0016] Preferably, the cylinder pulling machine includes a bracket, a U-shaped walking frame installed on the bracket, a reduction motor for driving the U-shaped walking frame to move, a clamp and a cylinder installed inside the U-shaped walking frame for driving the clamp to move; a row of wheels are installed on each of the two outer side walls of the U-shaped walking frame, and first guide rails are provided on both sides of the bracket for the operation of each of the wheels.

[0017] Preferably, the insulation furnace includes an insulation box, a chain plate passing through the interior of the insulation box, a pulley transmission mechanism, and a reducer for driving the pulley transmission mechanism to operate.

[0018] Preferably, the first transport truss includes a frame body, a slide, a mounting plate moving along the slide, a lifting column, two servo motors for respectively driving the mounting plate and the lifting column to move, a gear rack transmission device, and a gripper installed at the bottom of the lifting column.

[0019] Preferably, the conveyor belt includes a support frame, a reduction motor installed on the support frame, a transmission chain, a conveyor belt and a conveyor chain installed on the conveyor belt, the conveyor chain is provided with a blank positioning channel steel, at least two V-blocks are provided in the middle of both sides of the support frame, and the bottom of the V-block is connected to the driving cylinder through a fixed plate.

[0020] Preferably, the double-station brush cleaning machine includes a frame, a control valve, an electric cabinet, a clamping platform, a top, a top power shaft, a top driven shaft, a reduction motor, a synchronous belt assembly, a track and a tightening cylinder. The reduction motor and the synchronous belt assembly drive the top power shaft and then drive the top to rotate; the tightening cylinder drives the clamping platform to move axially to tighten the inner hole of the cylinder liner blank; it also includes a mounting platform, a reduction motor, a gear, a clamping cylinder, a linear rail, a slider, a steel brush and a rack. The reduction motor drives the gear to move along the rack on the frame, and then drives the slider to move along the linear rail to drive the mounting platform and the steel brush thereon to move axially, and the clamping cylinder drives the steel brush to clamp the surface of the cylinder liner blank to achieve paint cleaning on the outer surface of the cylinder liner blank.

[0021] Preferably, one inlet end of the dust collector is connected to the collection box via a pipeline, and one outlet end is connected to the dust removal pipeline in the workshop. A baffle is provided inside the dust collector, and a counterweight ash unloading valve is provided at the ash receiving port.

[0022] Preferably, the queuing track includes a second servo motor, a driving wheel, a driven wheel, a chain, a T-plate installed on the chain, and a tensioning block for adjusting the tightness of the chain.

[0023] Preferably, the second transport truss is provided with a translation screw module, a lifting cylinder installed on the translation screw module, a rotary cylinder installed at the bottom of the lifting cylinder, a clamping cylinder installed at the bottom of the rotary cylinder and a pair of hand claws.

[0024] Preferably, the basket loading robot includes a second guide rail, a traveling frame installed on the second guide rail and capable of moving along the second guide rail, a fork frame fixedly installed at the bottom of the traveling frame, a screw for driving the fork frame to lift and lower, and a third servo motor and a gear rack for driving the fork frame to move along the second guide rail; it also includes a light rail and an exchange platform that moves along the light rail, a blank basket is installed on the exchange platform, and rollers that can move along the light rail are installed at the bottom of the exchange platform.

[0025] Compared with the above background technology, the present invention provides an automatic transfer production line for cylinder liner blanks after demolding, including a pouring machine, a cylinder pulling machine, a transport truss, an insulation furnace, an articulated robot, a conveyor belt, a double-station cleaning machine, a dust collector, a transport truss, a queuing track, and a basket loading robot. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on the provided drawings without paying creative work.

[0027] Figure 1 It is a structural schematic diagram of the automatic transfer production line of the cylinder liner blank after demoulding provided by the present invention;

[0028] Figure 2 for Figure 1 The main view;

[0029] Figure 3 for Figure 1 A top view of

[0030] Figure 4 for Figure 1 A schematic diagram from another angle;

[0031] Figure 5 for Figure 1 The structural diagram of the cylinder pulling machine;

[0032] Figure 6 for Figure 5 A partial enlarged view of

[0033] Figure 7 for Figure 6 A top view of

[0034] Figure 8 for Figure 1 Schematic diagram of the structure of the medium holding furnace;

[0035] Fig. 9 for Figure 1 A schematic diagram of the structure of the first transport truss;

[0036] Fig.10 for Fig. 9 A top view of

[0037] Fig.11 for Fig. 9 Enlarged view of the middle pneumatic gripper and the first V-block;

[0038] Fig.12 for Figure 1 Schematic diagram of the structure of the mid-joint robot;

[0039] Fig.13 for Figure 1 Schematic diagram of the structure of the conveyor belt;

[0040] Fig.14 for Fig.13 A partial enlarged view of

[0041] Fig.15 for Figure 1 The main structural view of the middle double-station brush cleaning machine;

[0042] Fig.16 for Fig.15 The main view;

[0043] Fig.17 for Fig.15 Side view of

[0044] Fig.18 for Fig.15 Structural diagram of the middle cleaning brush holder;

[0045] Fig.19 for Fig.18 A top view of

[0046] Fig. 20 for Fig.18 The main view;

[0047] Fig.21 for Figure 1 Schematic diagram of the structure of the dust collector;

[0048] Fig. 22 for Fig.21 The main view;

[0049] Fig.23 for Fig.21 Schematic diagram of the structure of the middle counterweight, dust baffle and valve body;

[0050] Fig.24 for Figure 1 A schematic diagram of the structure of the second transport truss;

[0051] Fig.25 for Figure 1 Schematic diagram of the structure of the middle queue track;

[0052] Fig.26 for Figure 1 Schematic diagram of the structure of the middle basket manipulator;

[0053] Fig. 27 for Fig.26 A top view of

[0054] Fig.28 , Fig.29 for Fig.26 A partial enlarged view of . DETAILED DESCRIPTION

[0055] In order to enable those skilled in the art to better understand the scheme of the present invention, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0056] Please refer to Figures 1 to 4 , Figure 1 This is a schematic diagram of the structure of the automatic transfer production line for cylinder liner blanks after demoulding provided by the present invention; Figure 2 for Figure 1 The main view; Figure 3 for Figure 1 A top view of Figure 4 for Figure 1 Schematic diagram from another angle.

[0057] The present invention provides an automatic transfer production line for cylinder liner blanks after demoulding, comprising: a pouring machine 1, a cylinder pulling machine 2, a heat preservation furnace 3, a first transport truss 4, an articulated robot 5, a conveyor belt 6, a double-station cleaning machine 7, a dust collector 9, a queuing track 10, a second transport truss 11, and a basket loading manipulator 12.

[0058] The pouring machine 1 is a multi-station centrifugal pouring machine 1, which is used for forming cylinder liner blanks 0. The cylinder pulling machine 2 is used to pull the cylinder liner blanks 0 out of the mold of the pouring machine 1. The insulation furnace 3 is used to keep the cylinder liner blanks 0 warm. The first transport truss 4 is used to grab the cylinder liner blanks 0 on the cylinder pulling machine 2 and transport them to the insulation furnace 3. The articulated robot 5 is used to transfer the cylinder liner blanks 0 on the insulation furnace 3 to the conveyor belt 6. The conveyor belt 6 is used to transmit and lift the cylinder liner blanks 0. The double-station cleaning machine 7 is used to clean the surface coating of the cylinder liner blanks 0. The dust collector 9 is used for collection. When the dust accumulation reaches a certain amount, the dust is automatically removed. The second transport truss 11 is used to transport the cylinder liner blanks 0 cleaned by the double-station cleaning machine 7 via the conveyor belt 6 to the queuing track 10. The basket loading robot 12 is used to fork the arranged cylinder liner blanks 0 into the blank basket 129. All of the above components are connected to the controller for communication, thereby realizing fully automated production of the cylinder liner blank 0 from forming, insulation, brushing to neatly arranging and framing according to a preset program, which significantly improves processing efficiency, reduces labor intensity of workers, and saves processing and labor costs.

[0059] refer to Figures 5 to 7 , Figure 5 for Figure 1 The structural diagram of the cylinder pulling machine; Figure 6 for Figure 5 A partial enlarged view of Figure 7 for Figure 6 Top view of the .

[0060] The cylinder pulling machine 2 includes a bracket 201, a first reduction motor 203, a U-shaped walking frame 202, a clamp 204 and a cylinder 205. Each component is installed on the bracket 201. A row of wheels 206 are installed on each of the two outer side walls of the U-shaped walking frame 202. A first guide rail 207 is provided on each side of the bracket 201. Driven by the first reduction motor 203, the wheels 206 on both sides of the U-shaped walking frame 202 move along the first guide rail 207 to adjust the position of the clamp 204 on the bracket 201. Driven by the cylinder 205, the clamp 204 pulls the cylinder liner blank 0 out of the cylinder liner blank 0 in the mold of the casting machine 1. The clamp 204 is an existing structure.

[0061] refer to Figure 8 , Figure 8 for Figure 1 Schematic diagram of the structure of the medium holding furnace.

[0062] The insulation furnace 3 includes an insulation box 301, a reducer 302, a pulley transmission mechanism 303 and a chain plate 304. The reducer 302 transmits the driving force to the chain plate 304 through the pulley transmission mechanism 303, and the chain plate 304 drives the cylinder liner blank 0 thereon to pass through the insulation box 301. A heating and heat preservation device is provided inside the insulation box 301 to heat and preserve the cylinder liner blank 0 inside at a preset temperature.

[0063] refer to Figures 9 to 11 , Fig. 9 for Figure 1 A schematic diagram of the structure of the first transport truss; Fig.10 for Fig. 9 A top view of Fig.11 for Fig. 9 Enlarged view of the pneumatic gripper and the first V-block.

[0064] The first transport truss 4 includes a frame 401, a slide 402, a mounting plate 403, a lifting column 404, a gripper installed at the bottom of the lifting column 404, two servo motors 406 and a gear rack transmission device 407. The slide 402 is fixedly installed on the frame 401 through a connecting piece, the lifting column 404 is arranged on the slideway of the mounting plate 403, and the gripper is provided with a pneumatic clamp 405 and a first V-block 408. Driven by the two servo motors 406 and the gear rack transmission device 407, the mounting plate 403 moves horizontally along the slide 402, and the lifting column 404 moves up and down to cooperate with the pneumatic clamp 405 and the first V-block 408 to grasp the cylinder liner blank 0 on the cylinder pulling machine 2 and transport it to the insulation furnace 3.

[0065] refer to Fig.12 , Fig.12 for Figure 1 Schematic diagram of the structure of the mid-joint robot.

[0066] The articulated robot 5 is provided with an articulated manipulator 501, a pneumatic finger 502 and a V-shaped clamp 503, which are used to transfer the cylinder liner blank 0 on the insulation furnace 3 to the conveyor belt 6; regarding the working principle and specific structure of the articulated robot 5, please refer to the existing technology, which will not be elaborated in this article.

[0067] refer to Fig.12 and Fig.13 , Fig.13 for Figure 1 Schematic diagram of the structure of the conveyor belt; Fig.14 for Fig.13 A partial enlarged view of .

[0068] The conveyor belt 6 comprises a support frame 601, a second reduction motor 602, a conveyor belt, a transmission chain 610 and a conveyor chain 603. Each component is mounted on the support frame 601. The conveyor chain 603 is mounted on the conveyor belt. The conveyor chain 603 is provided with a blank positioning channel steel 604 for placing and positioning the cylinder liner blank 0. The second reduction motor 602 drives the transmission chain 610 to drive the conveyor chain 603 and the cylinder liner blank 0 thereon to be transmitted. The middle of both sides of the support frame 601 is provided with At least two second V-blocks 605, the second V-block 605 is also adapted to the cylinder liner blank 0, and its bottom is connected to the driving cylinder 609 through the fixing plate 606, and linear bearings 607 are installed at both ends of the fixing plate 606, and the linear bearings 607 are sleeved on the guide shaft 608. After the cylinder liner blank 0 is placed on the blank positioning channel steel 604, it is transported to the second V-block 605 by the transmission chain 610, and the driving cylinder 609 pushes the second V-block 605 to rise, thereby lifting the cylinder liner blank 0.

[0069] refer to Figures 15 to 20 , Fig.15 for Figure 1 The main structural view of the middle double-station brush cleaning machine; Fig.16 for Fig.15 The main view; Fig.17 for Fig.15 Side view of Fig.18 for Fig.15 Structural diagram of the middle cleaning brush holder; Fig.19 for Fig.18 A top view of Fig. 20 for Fig.18 main view.

[0070] The double-station cleaning machine 7 includes a frame 701, a control valve 702, an electric cabinet 703, a clamping platform 704, a top 705, a top power shaft 706, a top driven shaft 719, a third reduction motor 707, a synchronous belt assembly 708, a track 709 and a tightening cylinder 710. The clamping platforms 704 at both ends of the track 709 are respectively provided with two-station top power shafts 706 and top driven shafts 719. The third reduction motor 707 drives the synchronous belt assembly 708 to drive the top power shaft 706 or the top driven shaft 719 to rotate, thereby driving the top 705 to rotate, and driven by the tightening cylinder 710, tightening the inner hole of the cylinder liner blank 0, and cooperating with the cleaning brush frame to clean the paint on the outer wall of the cylinder liner blank 0, thereby realizing the cleaning operation of the entire cylinder liner blank 0. Specifically, the brush cleaning rack includes a mounting platform 711, a fourth reduction motor 712, a gear 713, a pressing cylinder 714, a linear rail 715, a slider 716, a linear rail 720 and a steel brush 717. Under the driving force of the fourth reduction motor 712, the gear 713 below the mounting platform 711 runs along the rack 718 on the frame 701, and the slider 716 installed on the bottom surface of the mounting platform 711 runs along the linear rail 715 on the mounting platform 711, thereby realizing the axial feeding movement of the steel brush 717 along the cylinder liner blank 0, and the steel brush 717 presses the surface of the cylinder liner blank 0 along the linear rail 720 under the action of the pressing cylinder 714, and the steel brush 717 is driven by the motor to rotate to clean the paint on the outer wall of the blank. The above automatic control process is all controlled by the control valve 702 and the electric cabinet 703, and will not be expanded.

[0071] refer to Figure 21 to Figure 23 , Fig.21 for Figure 1 Schematic diagram of the structure of the dust collector; Fig. 22 for Fig.21 The main view; Fig.23 for Fig.21 Schematic diagram of the structure of the middle counterweight, dust baffle and valve body

[0072] One end of the inlet of the dust collector 9 is connected to the collection box through the pipe 8, and one end of the outlet is connected to the dust removal pipeline in the workshop. A baffle 901 is arranged inside the dust collector 9, and a counterweight ash unloading valve is arranged at the ash receiving port of the dust collector 9, the counterweight ash unloading valve comprises a counterweight block 902, an ash baffle plate 903 and a valve body 904, the ash baffle plate 903 is blocked at the lower end of the pipe mouth, the counterweight block 902 and the ash baffle plate 903 are distributed on both sides of the counterweight block 902, when the dust accumulation on the ash baffle plate 903 reaches a certain amount, the ash baffle plate 903 rotates under the gravity of the dust and its own, opens the ash receiving port, and realizes automatic dust cleaning, it can be seen that the dust collector 9 is used to clean the large particles of dust on the surface of the cylinder liner, the large particles will fall down after hitting the ash baffle plate, and will be removed by the counterweight ash unloading valve to avoid entering the dust removal pipeline in the workshop and being deposited.

[0073] refer to Fig.25 , Fig.25 for Figure 1 Schematic diagram of the structure of the middle queue track.

[0074] The queuing track 10 includes a second servo motor 1001, a driving wheel 1002, a driven wheel 1003, a chain 1004, a T-plate 1005 installed on the chain 1004 and a tensioning block 1006 for adjusting the tightness of the chain. After the T-plates 1005 are arranged, a gap is formed in the middle. The positioning of the cylinder liner blank 0 is achieved through the gap between the T-plates 1005 on the chain 1004. In conjunction with the action of the second servo motor 1001, the robot puts a blank and the chain 1004 moves one station. When the cylinder liner blank 0 is fully lined up on the track, the basket loading robot 12 starts to load the cabinet.

[0075] refer to Fig.24 , Fig.24 for Figure 1 Schematic diagram of the structure of the second transport truss.

[0076] The second transport truss 11 includes a support mounting frame 1101, a translation screw module 1102, a lifting cylinder 1103 mounted on the translation screw module 1102, a rotary cylinder 1104 mounted at the bottom of the lifting cylinder 1103, a clamping cylinder 1105 mounted at the bottom of the rotary cylinder 1104, and a pair of hand claws 1106. Under the drive of the translation screw module 1102, the lifting cylinder 1103 and the rotary cylinder 1104 are realized. 4. The clamping cylinder 1105 and the hand claw 1106 move as a whole along the transmission direction of the cylinder liner blank 0 to adjust the process. The lifting cylinder 1103 is used to adjust the clamping height of the hand claw 1106. When the position is appropriate, the clamping cylinder 1105 controls the hand claw 1106 to clamp the cylinder liner blank 0, and the rotary cylinder 1104 turns it 180° to transport the cylinder liner blank 0 cleaned by the double-station brushing machine 7 via the conveyor belt 6 to the queuing track 10.

[0077] refer to Figure 26 to Figure 29 , Fig.26 for Figure 1 Schematic diagram of the structure of the middle basket manipulator; Fig. 27 for Fig.26 A top view of Fig.28 , Fig.29 for Fig.26 A partial enlarged view of .

[0078] The basket loading manipulator 12 is provided with a traveling frame 121, a second guide rail 122, a lead screw 123, a fork frame 124, a third servo motor 125, a gear rack 126, a light rail 130 and an exchange platform 128. The fork frame 124 is installed on the traveling frame 121. The traveling frame 121 is a frame structure closed on all sides, and a third guide rail 127 is provided inside. The lead screw 123 is driven by a servo motor and a pulley to realize the lifting movement of the fork frame 124; the traveling frame 121 is driven by the servo motor and the gear rack 126 to realize the movement of the traveling frame 121 along the second guide rail 122 through the slideway thereon. This drives the fork frame 124 to move relative to the second guide rail 122; the two blank baskets 129 correspond to the fork teeth distribution on the fork frame 124, and the arranged cylinder liner blanks 0 are moved to the automatic exchange platform 128 by the fork frame 124 under the action of the walking frame 121; in addition, the exchange platform 128 is a plate-like structure, with rollers installed at the bottom, and double-row blank baskets 129 fixedly installed thereon, so that the cylinder liner blanks 0 are inserted into the two blank baskets 129. When the exchange platform 128 is pushed, the exchange platform 128 is pushed to drive the blank baskets 129 thereon to move along the light rail 130 to realize the switching of the exchange platform 128.

[0079] Specifically, the fork frame 124 includes a positioning plate 1241, a pressure block, a blank fork and a pressure block screw. The blank fork is fixed to the pressure block by the pressure block screw, and the spacing size of the blank fork can be adjusted according to the inner diameter of the cylinder liner blank 0. The positioning plate 1241 is an L-shaped plate body, and its upper platform is fixedly connected to the walking frame 121 by screws.

[0080] Furthermore, a motor 132 and a sprocket 131 can be further installed on the light rail 130, and the sprocket 131 is connected to the walking platform through a mounting rod, so that the motor provides driving force and the sprocket and the mounting rod transmit power to the walking platform, thereby driving the blank basket 129 on the upper part of the walking platform to move along the light rail 130, thereby realizing the switching of the blank basket 129.

[0081] The cylinder liner blank is automatically transferred from the mold to the production line provided by the present invention. The cylinder liner blank 0 is obtained by molding by the pouring machine 1. After molding, the cylinder liner blank 0 is pulled out from the mold of the pouring machine 1 by the cylinder pulling machine 2. The slide 402 moves horizontally and the lifting column 404 moves up and down in coordination with the gripping action of the clamp 204. The cylinder liner blank 0 on the cylinder pulling machine 2 is grabbed and transported to the insulation furnace 3 for heating and insulation for a preset time. The articulated robot 5 rotates the cylinder liner blank 0 on the insulation furnace 3 to the conveyor belt 6. After the cylinder liner blank 0 is placed on the blank positioning channel steel 604, it is conveyed to the second V-shaped block 605, and the driving cylinder 609 pushes the second V-block 605 to rise, lifts the cylinder liner blank 0, and the top 705 is driven by the third reduction motor 707 and the tightening cylinder 710 to tighten the inner hole of the cylinder liner blank 0 and rotate, and the steel brush 717 rotates to clean the paint on the surface of the cylinder liner blank 0, and the dust falls into the dust collector 9 and is automatically removed. After the dust is cleaned, the cylinder liner blank 0 is transported to the queuing track 10 by the second transport truss 11 to realize positioning and arrangement, and the basket loading robot 12 forks the arranged cylinder liner blank 0 into the blank basket 129, and the blank basket 129 is output by the light rail 130 after it is full.

[0082] The above is a detailed introduction to the automatic transfer production line for cylinder liner blanks after demolding provided by the present invention. This article uses specific examples to illustrate the principles and implementation methods of the present invention. The description of the above embodiments is only used to help understand the method and core ideas of the present invention. It should be pointed out that for ordinary technicians in this technical field, without departing from the principles of the present invention, the present invention can also be improved and modified in a number of ways, and these improvements and modifications also fall within the scope of protection of the claims of the present invention.

Claims

1. An automatic transfer production line for cylinder liner blanks after demoulding, characterized in that: include: A casting machine (1) for processing and forming a cylinder liner blank (0); A cylinder pulling machine (2) for pulling the cylinder liner blank (0) out of the mold of the casting machine (1); A heat preservation furnace (3) for preserving the cylinder liner blank (0); A first transport truss (4) is used to grab the cylinder liner blank (0) on the cylinder pulling machine (2) and transport it to the insulation furnace (3); An articulated robot (5) for transferring the cylinder liner blank (0) on the holding furnace (3) to a conveyor belt (6); A conveyor belt (6) for conveying and lifting the cylinder liner blank (0); A double-station cleaning machine (7) for cleaning the surface coating of the cylinder liner blank (0); A dust collector (9) for collecting and automatically removing dust; Queue Track (10); A second transport truss (11) is used to transport the cylinder liner blank (0) cleaned by the double-station cleaning machine (7) to the queuing track (10) via the conveyor belt (6); A basket loading robot (12) is used to fork the arranged cylinder liner blanks (0) into a blank basket (129); The heat preservation furnace (3) comprises a heat preservation box (301), a chain plate (304) passing through the interior of the heat preservation box (301), a belt wheel transmission mechanism (303), and a reducer (302) for driving the belt wheel transmission mechanism (303) to operate; The reducer (302) transmits the driving force to the chain plate (304) via the pulley transmission mechanism (303), and the chain plate (304) drives the cylinder liner blank (0) thereon to pass through the insulation box (301). A heating and heat preservation device is provided inside the insulation box (301) to heat and preserve the cylinder liner blank (0) inside the insulation box at a preset temperature.

2. The automatic transfer production line for cylinder liner blanks after demoulding according to claim 1 is characterized in that: The cylinder pulling machine (2) comprises a bracket (201), a U-shaped walking frame (202) mounted on the bracket (201), a first reduction motor (203) for driving the U-shaped walking frame (202) to move, a clamp (204), and a cylinder (205) mounted inside the U-shaped walking frame (202) for driving the clamp (204) to move; a row of wheels (206) are respectively mounted on two outer side walls of the U-shaped walking frame (202), and first guide rails (207) for the wheels (206) to move are provided on both sides of the bracket (201).

3. The automatic transfer production line for cylinder liner blanks after demolding according to any one of claims 1 to 2, characterized in that: The first transport truss (4) comprises a frame body (401), a slide (402), a mounting plate (403) moving along the slide (402), a lifting column (404), two servo motors (406) for respectively driving the mounting plate (403) and the lifting column (404) to move, a gear rack transmission device (407), and a gripper mounted on the bottom of the lifting column (404).

4. The automatic transfer production line for cylinder liner blanks after demoulding according to claim 3 is characterized in that: The conveyor belt (6) comprises a support frame (601), a second reduction motor (602) mounted on the support frame (601), a transmission chain (610), a conveyor belt and a conveyor chain (603) mounted on the conveyor belt, the conveyor chain (603) being provided with a blank positioning channel steel (604), at least two second V-shaped blocks (605) are respectively provided at the middle of both sides of the support frame (601), and the bottom of the second V-shaped block (605) is connected to a driving cylinder (609) via a fixing plate (606).

5. The automatic transfer production line for cylinder liner blanks after demoulding according to claim 4 is characterized in that: The double-station brush cleaning machine (7) comprises a frame (701), a control valve (702), an electric cabinet (703), a clamping platform (704), a top (705), a top power shaft (706), a top driven shaft (719), a third reduction motor (707), a synchronous belt assembly (708), a track (709) and a tightening cylinder (710). The third reduction motor (707) and the synchronous belt assembly (708) drive the top power shaft (706) and further drive the top (705) to rotate; the tightening cylinder (710) drives the clamping platform (704) to axially move to tighten the inner hole of the cylinder sleeve blank (0); and also comprises a mounting platform (7 11), a fourth reduction motor (712), a gear (713), a pressing cylinder (714), a linear rail (715), a slider (716), a steel brush (717) and a rack (718), wherein the fourth reduction motor (712) drives the gear (713) to move along the rack (718) on the frame (701), thereby driving the slider (716) to move along the linear rail (715), so as to drive the mounting platform (711) and the steel brush (717) thereon to move axially, and the pressing cylinder (714) drives the steel brush (717) to press the surface of the cylinder liner blank (0), so as to clean the coating on the outer surface of the cylinder liner blank (0).

6. The automatic transfer production line for cylinder liner blanks after demoulding according to claim 4 is characterized in that: An inlet end of the dust collector (9) is connected to a collection box via a pipeline (8), and an outlet end is connected to a dust removal pipeline in a workshop. A baffle (901) is provided inside the dust collector (9), and a weighted ash discharge valve is provided at the ash receiving port.

7. The automatic transfer production line for cylinder liner blanks after demolding according to claim 4 is characterized in that: The queuing track (10) comprises a second servo motor (1001), a driving wheel (1002), a driven wheel (1003), a chain (1004), a T-plate (1005) mounted on the chain (1004), and a tensioning block (1006) for adjusting the tightness of the chain (1004).

8. The automatic transfer production line for cylinder liner blanks after demoulding according to claim 4 is characterized in that: The second transport truss (11) is provided with a translation screw module (1102), a lifting cylinder (1103) installed on the translation screw module (1102), a rotary cylinder (1104) installed at the bottom of the lifting cylinder (1103), a clamping cylinder (1105) installed at the bottom of the rotary cylinder (1104), and a pair of hand claws (1106).

9. The automatic transfer production line for cylinder liner blanks after demoulding according to claim 4 is characterized in that: The basket loading robot (12) comprises a second guide rail (122), a traveling frame (121) mounted on the second guide rail (122) and capable of moving along the second guide rail (122), a fork frame (124) fixedly mounted on the bottom of the traveling frame (121), a lead screw (123) for driving the fork frame (124) to move up and down, and a third servo motor (125) and a gear rack (126) for driving the fork frame (124) to move along the second guide rail (122); and also comprises a light rail (130) and an exchange platform (128) that moves along the light rail (130); a blank basket (129) is mounted on the exchange platform (128); and a roller that can move along the light rail (130) is mounted at the bottom of the exchange platform (128).

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