Sleeve mounting device based on sand core

Abstract

The invention discloses a sleeve mounting device based on a sand core. The sleeve mounting device comprises at least two tracks arranged side by side; the sleeve is arranged on the track, and a moving trolley matched with the track is arranged on the lower surface of the sleeve; the sand core is arranged on the other track and is parallel to the sleeve; the positioning assembly is arranged on the inner side of the track, and the output end of the positioning assembly is matched with the moving trolley to position the moving trolley; the mounting frame is erected above the track; the moving block is slidably mounted on the inner side of the mounting frame; by arranging the track, the mounting frame, the sand core, the sleeve, the transverse moving air cylinder, the lifting assembly, the moving block and the clamping jaw assembly, the sand core and the sleeve can be well aligned side by side, then the sleeve is grabbed and accurately arranged on the sand core in a sleeving mode, the situation that the sleeve makes contact with and extrudes the sand core due to position deviation is reduced, the automation effect is improved, use is easy, and the production efficiency is improved. And in the later period, the shape of the clamping assembly can be adjusted according to the lengths and widths of different sleeves for adaptation.

Description

Technical Field

[0001] The invention relates to the installation of a sleeve of a sand core, and in particular to a sleeve installation device based on the sand core. Background Art

[0002] A casting sand core is a soluble or removable casting core made of a mixture of sand, adhesives and other additives. Its main function is to fill the required hollow areas in the mold to ensure that the casting can form the expected internal structure during the solidification process. The casting sand core sleeve is mainly used to protect and support the casting sand core. The sleeve is placed on the outer surface of the sand core during installation.

[0003] In the existing installation of sand core sleeves, some are installed by manually moving the sleeve onto the sand core. However, manual installation may cause the sleeve position deviation and the sand core to be not well aligned due to manual operation errors, and the sleeve may cause extrusion damage to the sand core. In addition, some sleeves are moved by multi-axis robotic arms, but the purchase cost of the multi-axis robotic arms is high, and the later maintenance cost of the high-precision multi-axis robotic arms is also high, resulting in high production costs. For this reason, we propose a sleeve installation device based on sand cores. Summary of the invention

[0004] The purpose of the present invention is to provide a sleeve installation device based on a sand core to solve the problems proposed in the above-mentioned background technology that the existing sleeve is put on the sand core, there are errors in manual operation, when the sleeve and the sand core are not aligned, the sand core may be squeezed and damaged, the purchase and maintenance costs of the multi-axis robot arm are high, resulting in high production costs.

[0005] To achieve the above object, the present invention provides the following technical solution: a sleeve installation device based on a sand core, comprising:

[0006] at least two tracks arranged side by side;

[0007] The sleeve is arranged on the track, and a moving trolley matching the track is arranged on the lower surface of the sleeve;

[0008] a sand core, which is arranged on another track and parallel to the sleeve;

[0009] A positioning component is arranged inside the track, and an output end of the positioning component cooperates with the moving trolley to position the moving trolley;

[0010] A mounting frame, mounted above the track;

[0011] A moving block is slidably mounted on the inner side of the mounting frame, and a transverse cylinder matching the mounting frame is provided at one end of the moving block, and a lifting assembly is provided on the moving block;

[0012] The clamping claw assembly is arranged at one end of the lifting assembly to clamp the sleeve and sleeve it on the sand core.

[0013] Preferably, the mobile trolley comprises a support plate, an axle and wheels, the lower surface of the support plate is connected to the axle via a support block and a bearing, and both ends of the axle are provided with wheels matching with the track.

[0014] Preferably, the positioning assembly includes a positioning cylinder, a positioning block and a positioning groove. The positioning cylinder is fixed to the inner side of the track through a support plate, and the positioning block is detachably connected to the positioning cylinder. The positioning block is provided with a positioning groove that matches the axle.

[0015] Preferably, the cross section of the positioning groove is V-shaped.

[0016] Preferably, connecting bolts are provided at both ends of the inner side of the positioning block, and one end of the connecting bolt is connected to the upper end of the positioning cylinder.

[0017] Preferably, the clamping assembly includes a connecting frame, a top plate, a movable plate, a clamping plate and a clamping block. The top plate cooperates with the lower end of the lifting assembly through the connecting frame thereon, movable plates are provided at both ends of the top plate, a clamping plate is rotatably connected to one side of the movable plate, and a clamping block that cooperates with the sleeve is provided at the lower end of one side wall of the clamping plate.

[0018] Preferably, the clamping assembly also includes a clamping cylinder, a second connecting rod, a first connecting rod and a telescopic plate. The clamping cylinder is fixed on the top plate, and the lower end of the clamping cylinder passes through the top plate and is connected to the first connecting rod. Telescopic plates are rotatably installed at both ends of the first connecting rod. The second connecting rod is rotatably installed on one side of the clamping plate, and one end of the telescopic plate is rotatably matched with the second connecting rod.

[0019] Preferably, the telescopic plate includes a first telescopic section and a limiting bolt, the first telescopic section is provided with a connecting slot, the sliding plate is arranged inside the connecting slot, and a side wall of the first telescopic section is provided with a limiting bolt that conflicts with the first telescopic section.

[0020] Preferably, an adjusting slider is fixed to one side wall of the movable plate, an adjusting slot matching the adjusting slider is provided on the side wall of the top plate, and adjusting bolts matching the adjusting slider are provided on the front and rear surfaces of the top plate.

[0021] Preferably, a plurality of the moving carts are evenly distributed along the length direction of the track.

[0022] Compared with the prior art, the present invention has the following beneficial effects:

[0023] The present invention is convenient for automatically fitting the sleeve onto the sand core by providing a track, a mounting frame, a sand core, a sleeve, a transverse cylinder, a lifting assembly, a moving block and a clamping claw assembly, thereby avoiding the need to purchase a multi-axis robotic arm, which is costly, and time-consuming and troublesome to operate manually. During manual fitting, errors may cause damage to the sand core. The device has a simple structure, can well align the sand core and the sleeve side by side, and then grab the sleeve and accurately fit it onto the sand core, reducing the situation where the position deviation of the sleeve contacts and squeezes the sand core, thereby improving the automation effect and being easy to use. In the later stage, the shape of the clamping assembly can be adjusted to adapt to the length and width of different sleeves, thereby improving the scope of application of the device and increasing its practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a structural schematic diagram of the present invention;

[0025] Figure 2 It is a schematic diagram of the cooperation structure between the mobile trolley and the positioning assembly of the present invention;

[0026] Figure 3 It is a schematic diagram of the structure of the positioning component of the present invention;

[0027] Figure 4 It is a schematic diagram of the structure of the clamping assembly of the present invention;

[0028] Figure 5 It is a schematic diagram of the connection structure between the second connecting rod and the first connecting rod of the present invention;

[0029] Figure 6 It is a schematic diagram of the telescopic plate structure of the present invention.

[0030] In the figure: 1. track; 2. mounting frame; 3. sand core; 4. sleeve; 5. transverse cylinder; 6. lifting assembly; 701. support plate; 702. axle; 703. wheel; 8. positioning assembly; 801. positioning cylinder; 802. positioning block; 803. positioning groove; 9. clamping assembly; 901. connecting frame; 902. top plate; 903. movable plate; 9031. adjusting slider; 904. clamping plate; 905. clamping cylinder; 906. second connecting rod; 907. clamping block; 908. first connecting rod; 909. telescopic plate; 9091. first telescopic section; 9092. first telescopic section; 9093. limit bolt; 10. moving block. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0032] See also Figure 1-Figure 6 The present invention provides a technical solution: a sleeve installation device based on a sand core, comprising:

[0033] at least two tracks 1 arranged side by side;

[0034] The sleeve 4 is arranged on the track 1, and a moving trolley matching with the track 1 is arranged on the lower surface of the sleeve 4;

[0035] The sand core 3 is arranged on another track 1 and is arranged side by side with the sleeve 4, so that the sleeve 4 can be grasped and put on the sand core 3 by the lateral movement of the clamping jaw assembly at a later time;

[0036] The positioning assembly 8 is arranged inside the track 1, and the output end of the positioning assembly 8 cooperates with the moving trolley to position the moving trolley, so as to accurately move the moving trolley to a predetermined position so that the sleeve 4 on it can be aligned side by side with the sand core 3 on another moving trolley;

[0037] A mounting frame 2 is mounted above the track 1;

[0038] The moving block 10 is slidably mounted on the inner side of the mounting frame 2, and a lateral movement cylinder 5 matching the mounting frame 2 is provided at one end of the moving block 10. The moving block 10 is provided with a lifting assembly 6 to facilitate driving the clamping claw assembly to achieve lateral movement and up and down movement;

[0039] The clamping jaw assembly is disposed at one end of the lifting assembly 6 to clamp the sleeve 4 and fit it onto the sand core 3 .

[0040] Preferably, the mobile trolley includes a support plate 701, an axle 702 and wheels 703. The lower surface of the support plate 701 is connected to the axle 702 through a support block and a bearing, and both ends of the axle 702 have wheels 703 that match the track 1, so as to facilitate the movement of multiple sleeves 4 and sand cores 3.

[0041] Preferably, the positioning assembly 8 includes a positioning cylinder 801, a positioning block 802 and a positioning groove 803. The positioning cylinder 801 is fixed to the inner side of the track 1 through a support plate to facilitate driving the positioning block 802 to rise and fall, and then the positioning of the mobile trolley is achieved through the positioning groove 803 on the positioning block 802 to limit the mobile trolley to accurately move to a predetermined position, and the positioning block 802 is detachably connected to the positioning cylinder 801, and the positioning block 802 is provided with a positioning groove 803 that cooperates with the axle 702.

[0042] Preferably, the cross section of the positioning groove 803 is "V"-shaped, so as to facilitate rapid positioning of the mobile vehicle.

[0043] Preferably, connecting bolts are provided at both ends of the inner side of the positioning block 802, and one end of the connecting bolt is connected to the upper end of the positioning cylinder 801, so as to facilitate the maintenance and replacement of the positioning block 802 after it is damaged.

[0044] Preferably, the clamping assembly 9 includes a connecting frame 901, a top plate 902, a movable plate 903, a clamping plate 904 and a clamping block 907. The top plate 902 cooperates with the lower end of the lifting assembly 6 through the connecting frame 901 thereon. Movable plates 903 are provided at both ends of the top plate 902. One side of the movable plate 903 is rotatably connected to the clamping plate 904, and the lower end of one side wall of the clamping plate 904 is provided with a clamping block 907 that cooperates with the sleeve 4, so as to facilitate clamping of the sleeve 4 so as to move the sleeve 4 onto the sand core 3.

[0045] Preferably, the clamping assembly 9 also includes a clamping cylinder 905, a second connecting rod 906, a first connecting rod 908 and a telescopic plate 909. The clamping cylinder 905 is fixed on the top plate 902, and the lower end of the clamping cylinder 905 passes through the top plate 902 and is connected to the first connecting rod 908. The telescopic plates 909 are rotatably installed at both ends of the first connecting rod 908. The second connecting rod 906 is rotatably installed on one side of the clamping plate 904, and one end of the telescopic plate 909 is rotatably matched with the second connecting rod 906 to facilitate driving the clamping plate 904 to rotate, thereby realizing the clamping and lowering of the sleeve 4 by the clamping block 907.

[0046] Preferably, the telescopic plate 909 includes 9091, a first telescopic section 9092 and a limiting bolt 9093. A connecting groove is provided on the first telescopic section 9092. 9091 is slidably arranged on the inner side of the connecting groove. A side wall of the first telescopic section 9092 is provided with a limiting bolt 9093 that conflicts with 9091, which is convenient for adjusting the length of the telescopic plate 909, so as to better realize the clamping of sleeves 4 of different lengths and widths, so as to improve the application range of the device.

[0047] Preferably, an adjusting slider 9031 is fixed to one side wall of the movable plate 903, an adjusting groove matching with the adjusting slider 9031 is provided on the side wall of the top plate 902, and adjusting bolts matching with the adjusting slider 9031 are provided on the front and rear surfaces of the top plate 902, so as to adjust the distance between the two clamping plates 904 according to the length of the telescopic plate 909, thereby realizing the clamping of sleeves 4 of different lengths and widths.

[0048] Preferably, a plurality of the movable carts are evenly distributed along the length direction of the track 1 to facilitate better movement of the plurality of sleeves 4 or sand cores 3 .

[0049] The working principle and use process of the present invention are as follows: when in use, an electric push rod is provided at one end of the track 1 to push the mobile trolley to move on the track 1. When the mobile trolley moves to the bottom of the mounting frame 2, the positioning cylinder 801 drives the positioning block 802 to move upward, so that the positioning groove 803 cooperates with the axle 702 to position the support plate 701 and limit the movement of the support plate 701, so that the two side-by-side ends of the support plates 701 can be aligned respectively, so that the sleeve 4 on the support plate 701 is side by side with the sand core 3. At this time, the transverse cylinder 5 pulls the lifting assembly 6 to move through the moving block 10, and the lifting assembly 6 drives the clamping assembly 9 to move downward. The lower end of the clamping cylinder 905 pushes the first connecting rod 908 to move downward, and the first connecting rod 908 pushes the two second connecting rods 9 through the telescopic plate 909. 06 move away from each other, so that the clamping plate 904 at one end of the second connecting rod 906 moves, and then the two clamping blocks 907 move away from each other. When the clamping block 907 approaches the sleeve 4, the clamping cylinder 905 drives the first connecting rod 908 to move upward, so that the two clamping blocks 907 are close to each other to clamp the sleeve 4, and then the transverse cylinder 5 moves by pushing the moving block 10 to drive the clamping assembly 9 at the lower end of the lifting assembly 6 to move above the sand core 3, and by moving the clamping assembly 9 downward, the sleeve 4 is driven to be sleeved on the outer surface of the sand core 3, and then the two clamping blocks 907 move away from each other to release the sleeve 4, and then the transverse cylinder 5 drives the moving block 10 to reset, and the positioning cylinder 801 drives the positioning block 802 to move downward to release the restriction on the moving trolley, and the cycle is repeated to connect and match multiple sleeves 4 with sand cores 3.

[0050] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A sleeve installation device based on a sand core, characterized in that: include: at least two tracks (1) arranged side by side; A sleeve (4) is arranged on the track (1), and a movable trolley matching the track (1) is arranged on the lower surface of the sleeve (4); A sand core (3) is arranged on the other track (1) and is arranged side by side with the sleeve (4); A positioning component (8) is arranged on the inner side of the track (1), and an output end of the positioning component (8) cooperates with the moving trolley to position the moving trolley; A mounting frame (2) is mounted above the track (1); A moving block (10) is slidably mounted on the inner side of the mounting frame (2), and a transverse cylinder (5) matching with the mounting frame (2) is arranged at one end of the moving block (10), and a lifting assembly (6) is provided on the moving block (10); The clamping claw assembly is arranged at one end of the lifting assembly (6) to clamp the sleeve (4) and sleeve it on the sand core (3).

2. A sleeve installation device based on a sand core according to claim 1, characterized in that: The mobile vehicle comprises a support plate (701), an axle (702) and wheels (703); the lower surface of the support plate (701) is connected to the axle (702) via a support block and a bearing, and both ends of the axle (702) are provided with wheels (703) that match the track (1).

3. A sleeve installation device based on a sand core according to claim 2, characterized in that: The positioning assembly (8) comprises a positioning cylinder (801), a positioning block (802) and a positioning groove (803); the positioning cylinder (801) is fixed to the inner side of the track (1) via a support plate, and the positioning block (802) is detachably connected to the positioning cylinder (801); the positioning block (802) is provided with a positioning groove (803) that matches the axle (702).

4. A sleeve installation device based on a sand core according to claim 3, characterized in that: The cross section of the positioning groove (803) is in a "V" shape.

5. A sleeve installation device based on a sand core according to claim 3, characterized in that: Connecting bolts are provided at both ends of the inner side of the positioning block (802), and one end of the connecting bolt is connected to the upper end of the positioning cylinder (801).

6. A sleeve installation device based on a sand core according to claim 1, characterized in that: The clamping assembly (9) comprises a connecting frame (901), a top plate (902), a movable plate (903), a clamping plate (904) and a clamping block (907); the top plate (902) cooperates with the lower end of the lifting assembly (6) through the connecting frame (901) thereon; movable plates (903) are provided at both ends of the top plate (902); one side of the movable plate (903) is rotatably connected to the clamping plate (904); and a clamping block (907) cooperating with the sleeve (4) is provided at the lower end of one side wall of the clamping plate (904).

7. A sleeve installation device based on a sand core according to claim 6, characterized in that: The clamping assembly (9) also includes a clamping cylinder (905), a second connecting rod (906), a first connecting rod (908) and a telescopic plate (909), wherein the clamping cylinder (905) is fixed on the top plate (902), and the lower end of the clamping cylinder (905) passes through the top plate (902) and is connected to the first connecting rod (908), the telescopic plates (909) are rotatably mounted at both ends of the first connecting rod (908), the second connecting rod (906) is rotatably mounted on one side of the clamping plate (904), and one end of the telescopic plate (909) is rotatably matched with the second connecting rod (906).

8. A sleeve installation device based on a sand core according to claim 7, characterized in that: The telescopic plate (909) includes (9091), a first telescopic section (9092) and a limiting bolt (9093), the first telescopic section (9092) is provided with a connecting groove, the (9091) is slidably arranged inside the connecting groove, and a side wall of the first telescopic section (9092) is provided with a limiting bolt (9093) that conflicts with (9091).

9. A sleeve installation device based on a sand core according to claim 8, characterized in that: An adjusting slider (9031) is fixed to one side wall of the movable plate (903), an adjusting slot matching the adjusting slider (9031) is provided on the side wall of the top plate (902), and adjusting bolts matching the adjusting slider (9031) are provided on the front and rear surfaces of the top plate (902).

10. A sleeve installation device based on a sand core according to claim 1, characterized in that: A plurality of movable trolleys are evenly distributed along the length direction of the track (1).

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