Manual rotating sand core dip-coating lifting appliance

Abstract

The invention discloses a manual type rotating sand core dip-coating lifting appliance, and relates to the technical field of sand core lifting appliances, the manual type rotating sand core dip-coating lifting appliance comprises a sliding cantilever, a fixed cantilever and a pin, a sliding groove is formed in the top end of the fixed cantilever, the sliding cantilever is arranged in the sliding groove, and an air cylinder fixing seat is arranged at the bottom end in the fixed cantilever; a pin is arranged on the inner wall of the air cylinder fixing base, an air cylinder body is hinged to the outer wall of the pin, the output end of the air cylinder body is hinged to the outer wall of the sliding cantilever, bearing bodies are arranged below the sliding cantilever and the fixed cantilever, and rotating shafts are arranged in the bearing bodies; according to the device, the cylinder cover casting with the lifting block position limiting function rotates, so that a sand core rotates by a certain degree, residual paint in all dead corners flows out, and the problem that paint residues in grooves in the dead corners and the like can be completed by manually rotating the sand core is solved.

Description

Technical Field

[0001] The invention relates to the technical field of sand core hangers, in particular to a manual rotating sand core dipping hanger. Background Art

[0002] The existing manual rotating sand core dipping and coating hanger has the following problems during use: after the traditional sand core is manually dipped in paint, the excess paint in the internal cavity of the sand core does not flow out, and remains inside the sand box and solidifies, resulting in problems such as cast castings lacking meat and unqualified dimensions. There are many waste castings and there is also the risk of unqualified dimensions flowing out to the customer's factory. Summary of the invention

[0003] The object of the present invention is to provide a manual rotating sand core dipping and coating hanger to solve the related problems raised in the above background technology.

[0004] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a manual rotating sand core dipping hanger, comprising a sliding cantilever, a fixed cantilever and a pin, the top of the fixed cantilever is provided with a slide groove, and the interior of the slide groove is provided with a sliding cantilever, the bottom end of the interior of the fixed cantilever is provided with a cylinder fixing seat, and the inner wall of the cylinder fixing seat is provided with a pin, the outer wall of the pin is hinged with a cylinder body, and the output end of the cylinder body and the outer wall of the sliding cantilever are hinged with each other, a bearing body is provided below the sliding cantilever and the fixed cantilever, and a rotating shaft is provided inside the bearing body, a bearing gasket is provided on the outer wall of the rotating shaft, a clamping plate is provided on the outer wall of the rotating shaft, and a lifting block is installed on the outer wall of the clamping plate, a hanger rotating mechanism is provided at the bottom end of the lifting block, and an anti-rotation pin that passes through the groove in the clamping plate is provided inside the fixed cantilever.

[0005] The technical solution provides a manual rotating sand core dipping hanger, wherein the hanger rotating mechanism comprises a rotating arm and a handle, a rotating arm is arranged on one side of the rotating shaft, and a handle is installed on the outer wall of the rotating arm.

[0006] The technical solution provides a manual rotating sand core dipping and coating lifting device, wherein the rotating shaft, the clamping plate, the lifting block and the inner wall of the clamping plate are provided with threaded grooves, and the interior of the threaded grooves is provided with mounting screws.

[0007] The technical solution provides a manual rotating sand core dipping and coating lifting device, wherein a second sliding connection bracket is installed on one side of the lifting block, and the second sliding connection bracket is close to one side of the fixed cantilever, and an outer wall of the second sliding connection bracket is provided with a long groove.

[0008] The technical solution provides a manual rotating sand core dipping and coating lifting device, wherein a first sliding connection bracket in contact with a second sliding connection bracket is installed on the other side of the lifting block, and a connecting pin body penetrating a long groove is installed at one end of the first sliding connection bracket.

[0009] The technical solution provides a manual rotating sand core dipping and coating hanger, wherein the outer wall of the connecting pin body is sleeved with a connecting pin gasket, and the inner wall of the connecting pin gasket is meshed with the outer wall of the connecting pin body.

[0010] The technical solution provides a manual rotating sand core dipping and coating hanger, wherein a connecting plate is fixedly installed on the top of the fixed cantilever by bolts, and a lifting ring is installed at the middle position inside the connecting plate.

[0011] The technical solution provides a manual rotating sand core dipping and coating hanger, wherein the outer wall of the fixed cantilever is provided with a sign.

[0012] Compared with the prior art, the present invention provides a manual rotating sand core dipping and coating hanger, which has the following beneficial effects: 1. The present invention starts the cylinder body to push the sliding cantilever to move in the fixed cantilever, so that the first sliding connection bracket is displaced in the position of the second sliding connection bracket. When the sand core is moved to a suitable position to fit and fix with the lifting block, the connecting pin body can be used to pass through the long groove and extend to the position of the first sliding connection bracket. Then, the connecting pin gasket is fixed at the position of the connecting pin body, and then the distance between the sliding cantilever and the fixed cantilever position is adjusted and fixed to facilitate limiting sand cores of different sizes.

[0013] 2. The present invention uses a lifting device to push the lifting ring to move into the paint pool to complete the sand core coating. After the sand core is lifted out of the paint pool, the handle is manually shaken to drive the rotating arm to rotate, and the rotating arm drives the lifting block to rotate, and the cylinder head casting limited by the lifting block position is rotated, so that the sand core rotates and the residual paint in the dead corners flows out. The structure is an integrated design with a compact and beautiful structure. It solves the problem of manually rotating the sand core to complete the paint residue in the dead corner grooves, and reduces the internal scrap rate and the risk of unqualified parts flowing out. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention; Figure 2 It is a schematic diagram of the main cross-sectional structure of the present invention; Figure 3 For the present invention Figure 2 A schematic diagram of the enlarged structure of part A; Figure 4 It is a schematic diagram of the top structure of the present invention.

[0015] In the figure: 1. lifting ring; 2. sliding cantilever; 3. nameplate; 4. cylinder body; 5. cylinder fixing seat; 6. connecting plate; 7. fixed cantilever; 8. pin; 9. lifting block; 10. clamping plate; 11. bearing gasket; 12. rotating shaft; 13. bearing body; 14. connecting pin body; 15. connecting pin gasket; 16. first sliding connecting bracket; 17. anti-rotation pin; 18. rotating arm; 19. handle; 20. second sliding connecting bracket; 21. mounting screw. DETAILED DESCRIPTION

[0016] 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.

[0017] Embodiment 1, as Figure 1-2 As shown, the present invention provides a technical solution: a manual rotating sand core dipping hanger, comprising a sliding cantilever 2, a fixed cantilever 7 and a pin 8, the top of the fixed cantilever 7 is provided with a slide groove, and the sliding cantilever 2 is arranged inside the slide groove, the bottom end of the fixed cantilever 7 is provided with a cylinder fixing seat 5, and the inner wall of the cylinder fixing seat 5 is provided with a pin 8, the outer wall of the pin 8 is hinged with a cylinder body 4, and the output end of the cylinder body 4 is hinged with the outer wall of the sliding cantilever 2, the top of the fixed cantilever 7 is fixed with a connecting plate 6 by bolts, and a lifting ring 1 is installed at the middle position inside the connecting plate 6, the outer wall of the fixed cantilever 7 is provided with a sign 3, a second sliding connecting bracket 20 is installed on one side of the lifting block 9, and the second sliding connecting bracket 20 is close to the side of the fixed cantilever 7, and the outer wall of the second sliding connecting bracket 20 is provided with a long groove, A first sliding connection bracket 16 in contact with the second sliding connection bracket 20 is installed on the other side of the lifting block 9, and a connecting pin body 14 passing through the elongated slot is installed at one end of the first sliding connection bracket 16, the outer wall of the connecting pin body 14 is sleeved with a connecting pin gasket 15, and the inner wall of the connecting pin gasket 15 is meshed with the outer wall of the connecting pin body 14, and the cylinder body 4 is started to push the sliding cantilever 2 to move in the fixed cantilever 7, so that the first sliding connection bracket 16 is in a situation where the position of the second sliding connection bracket 20 is displaced. When it is moved to a suitable sand core hole and positioned in a fit with the lifting block 9, the connecting pin body 14 can be used to pass through the elongated slot and extend to the position of the first sliding connection bracket 16, and then, the connecting pin gasket 15 is fixed at the position of the connecting pin body 14, and then the distance between the sliding cantilever 2 and the fixed cantilever 7 is adjusted and fixed to facilitate the limitation of sand cores of different sizes.

[0018] Embodiment 2, as Figure 1-4As shown, the present invention provides a technical solution: a manual rotating sand core dipping hanger, including a bearing body 13 disposed below the sliding cantilever 2 and the fixed cantilever 7, and a rotating shaft 12 is disposed inside the bearing body 13, and a bearing gasket 11 is disposed on the outer wall of the rotating shaft 12, and a clamping plate 10 is disposed on the outer wall of the rotating shaft 12, and a lifting block 9 is installed on the outer wall of the clamping plate 10, and a hanger rotating mechanism is disposed at the bottom end of the lifting block 9, and an anti-rotation pin 17 penetrating through the inner groove of the clamping plate 10 is disposed inside the fixed cantilever 7, and the hanger rotating mechanism includes a rotating arm 18 and a handle 19 A rotating arm 18 is provided on one side of the rotating shaft 12, and a handle 19 is installed on the outer wall of the rotating arm 18. The rotating shaft 12, the clamping plate 10, the lifting block 9 and the inner wall of the clamping plate 10 are provided with threaded grooves, and a mounting screw 21 is provided inside the threaded groove. The mounting screw 21 is meshed with the clamping plate 10 and the rotating shaft 12, so that the clamping plate 10 is fixed to the fixed cantilever 7. The handle 19 is turned to drive the rotating arm 18 to rotate, and the rotating arm 18 drives the lifting block 9 to rotate, and the cylinder head casting limited by the lifting block 9 rotates, so that the sand core rotates 360 degrees, and the residual paint in each dead corner flows out.

[0019] Working principle: First, turn on the external power supply, fix the lifting ring 1 at the lifting position, start the cylinder body 4 to push the sliding cantilever 2 to move in the fixed cantilever 7, so that the first sliding connection bracket 16 is in the position of the second sliding connection bracket 20 and shifts. When it moves to a suitable position where the sand core and the lifting block 9 are fitted and fixed, the connecting pin body 14 can be used to pass through the long groove and extend to the position of the first sliding connection bracket 16. Then, fix the connecting pin gasket 15 at the position of the connecting pin body 14, and then the sliding cantilever 2 After the position of the sand core is fixed with the fixed cantilever 7, the lifting ring 1 is pushed into the coating pool by the lifting equipment to complete the coating of the sand core. The sand core is then lifted out of the coating pool and the handle 19 is manually shaken to drive the rotating arm 18 to rotate. The rotating arm 18 drives the lifting block 9 to rotate, and the cylinder head casting limited by the lifting block 9 rotates, so that the sand core rotates 360 degrees, and the residual coating in each dead corner flows out. When the rotation position needs to be positioned, the anti-rotation pin 17 is passed through the clamping plate 10 to rotate the sand core position to improve stability.

[0020] Finally, it should be noted that the above content is only used to illustrate the technical solution of the present invention, rather than to limit the scope of protection of the present invention. Simple modifications or equivalent substitutions of the technical solution of the present invention by ordinary technicians in this field do not deviate from the essence and scope of the technical solution of the present invention.

Claims

1. A manual rotating sand core dipping and coating hanger, comprising a sliding cantilever (2), a fixed cantilever (7) and a pin (8), characterized in that: The top of the fixed cantilever (7) is provided with a slide groove, and a sliding cantilever (2) is arranged inside the slide groove; the bottom of the fixed cantilever (7) is provided with a cylinder fixing seat (5), and the inner wall of the cylinder fixing seat (5) is provided with a pin (8); the outer wall of the pin (8) is hinged with a cylinder body (4), and the output end of the cylinder body (4) is hinged with the outer wall of the sliding cantilever (2); the sliding cantilever (2) and the fixed cantilever (7) are both provided with a bearing body (13) below, and a rotating shaft (12) is arranged inside the bearing body (13); a bearing gasket (11) is arranged on the outer wall of the rotating shaft (12); a clamping plate (10) is provided on the outer wall of the clamping plate (10), and a lifting block (9) is installed on the outer wall of the clamping plate (10); a sling rotating mechanism is provided at the bottom end of the lifting block (9); an anti-rotation pin (17) penetrating the inner groove of the clamping plate (10) is arranged inside the fixed cantilever (7).

2. A manual rotating sand core dipping and coating hanger according to claim 1, characterized in that: The hanger rotating mechanism comprises a rotating arm (18) and a handle (19); the rotating arm (18) is arranged on one side of the rotating shaft (12), and the handle (19) is installed on the outer wall of the rotating arm (18).

3. A manual rotating sand core dipping and coating hanger according to claim 2, characterized in that: The inner walls of the rotating shaft (12), the clamping plate (10), the lifting block (9) and the clamping plate (10) are provided with threaded grooves, and a mounting screw (21) is arranged inside the threaded grooves.

4. A manual rotating sand core dipping and coating hanger according to claim 2, characterized in that: A second sliding connection bracket (20) is installed on one side of the lifting block (9), and the second sliding connection bracket (20) is close to one side of the fixed cantilever (7), and an outer wall of the second sliding connection bracket (20) is provided with a long groove.

5. A manual rotating sand core dipping and coating hanger according to claim 4, characterized in that: A first sliding connection bracket (16) in contact with a second sliding connection bracket (20) is mounted on the other side of the lifting block (9), and a connecting pin body (14) penetrating the elongated slot is mounted on one end of the first sliding connection bracket (16).

6. A manual rotating sand core dipping and coating hanger according to claim 5, characterized in that: The outer wall of the connecting pin body (14) is sleeved with a connecting pin gasket (15), and the inner wall of the connecting pin gasket (15) is meshed with the outer wall of the connecting pin body (14).

7. A manual rotating sand core dipping and coating hanger according to claim 1, characterized in that: A connecting plate (6) is fixedly mounted on the top end of the fixed cantilever (7) via bolts, and a lifting ring (1) is mounted at a middle position inside the connecting plate (6).

8. A manual rotating sand core dipping and coating hanger according to claim 1, characterized in that: The outer wall of the fixed cantilever (7) is provided with a sign (3).

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