Ball pressing mold with size convenient to replace

Abstract

The utility model discloses a ball pressing mould with convenient size change, which comprises a processing table and a hydraulic cylinder, a servo motor is fixedly mounted at the right end of the bottom of an inner cavity of the processing table, a worm is fixedly mounted at the output end of the servo motor, and a rotating shaft is movably connected between the middle ends of the two sides of the inner cavity of the processing table through a bearing. Through the arrangement of the lower die, materials needed by steel ball production can be conveniently contained, through the arrangement of the hydraulic cylinder, the top plate, the supporting springs, the vertical rods, the upper die and the lower die, the effect of extruding the materials needed by steel ball production is achieved, meanwhile, workers can conveniently take the extruded materials, and the working efficiency is improved. And through the arrangement of a servo motor, a worm, a worm gear, a rotating shaft, a first rotating disc, a lower mold, a second rotating disc, a vertical rod, an upper mold, a top plate and a supporting spring, personnel can conveniently replace the extrusion machining specification of the steel balls at any time according to the machining size of the steel balls.

Description

Technical Field

[0001] The utility model relates to the technical field of molds, in particular to a ball pressing mold which is convenient for changing the size. Background Art

[0002] Steel ball is a spherical iron alloy wear-resistant body with carbon, chromium, manganese, molybdenum and other metal elements added as the main elements, and produced by forging, spinning, rolling, grinding and casting. It is the most important component of today's crushing industry and bearing industry. Ball pressing molds are required in the process of steel ball production.

[0003] For example, the Chinese utility model provides "a ball pressing mold", and its announcement number is: CN219151267U, which includes a frame, a fixed seat arranged on the frame, a sliding seat arranged on the frame and capable of sliding back and forth along a first direction, and a driving mechanism for driving the sliding seat to slide, and the sliding seat is used to slide close to or away from the fixed seat; the ball pressing mold also includes a pair of mold shells respectively arranged on the inner side of the fixed seat and the inner side of the sliding seat and arranged along the first direction, a pair of limit blocks respectively arranged on the inner side of the fixed seat and the inner side of the sliding seat and arranged along the first direction, and the interval between the pair of limit blocks is smaller than the interval between the pair of mold shells. The space between the shells; a pair of mold shells have an open mold state and a closed mold state: when a pair of mold shells are in the open mold state, the space between the two is D1, and a pair of limit blocks are arranged at intervals; when a pair of mold shells are in the closed mold state, the space between the two is D2, and a pair of limit blocks abut against each other; wherein, D1>D2, although the ball pressing mold in the above technology can produce and process steel balls, since the whole can only process steel balls of a single specification and size during use, it is not convenient for personnel to change the specifications of the mold according to the size of the steel ball processing, and cannot meet the use needs of personnel. Utility Model Content

[0004] The purpose of the utility model is to provide a ball pressing mold which is easy to change in size. It has the advantage of being convenient for personnel to change the specifications of the mold processing according to the size of the steel ball, which brings great convenience to personnel. It solves the problem that the ball pressing mold in the above-mentioned technology can produce and process steel balls, but since the whole can only process steel balls of a single size during use, it is not convenient for personnel to change the specifications of the mold according to the size of the steel ball processing.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a ball pressing mold with convenient size change, comprising a processing table and a hydraulic cylinder, a servo motor is fixedly installed on the right end of the bottom of the inner cavity of the processing table, a worm is fixedly installed on the output end of the servo motor, a rotating shaft is movably connected between the middle ends of the two sides of the inner cavity of the processing table through bearings, a worm wheel is fixedly installed on the lower end of the rotating shaft, the worm wheel is meshed with the worm, a first turntable is fixedly connected to the middle end of the rotating shaft, a lower mold is fixedly installed on all sides of the top of the first turntable, a second turntable is fixedly connected to the top of the rotating shaft, a supporting spring is fixedly connected to all sides of the top of the second turntable, a top plate is fixedly connected to the top of the supporting spring, and vertical rods are fixedly connected to both ends of the bottom of the top plate, the surface of the vertical rod is movably connected to the surface of the second turntable, and an upper mold is fixedly installed between the bottoms of the two vertical rods.

[0006] As a preferred solution, both ends of the top of the outer surface of the processing table are fixedly connected to support rods, the upper end of the support rods is provided with a receiving groove, both sides of the receiving groove are movably connected to second balls, and the surface of the second turntable is movably connected to the surface of the second ball.

[0007] As a preferred solution, first balls are movably connected to the top of the outer surface of the processing table on all four sides, and the bottom of the first turntable is movably connected to the top of the first balls.

[0008] As a preferred solution, a first reinforcing plate is fixedly connected between the middle end of the top of the first turntable and the surface of the rotating shaft, and a second reinforcing plate is fixedly connected between the middle end of the bottom of the second turntable and the upper end of the rotating shaft.

[0009] As a preferred solution, the left side of the worm is movably connected to a support plate via a bearing, and the bottom of the support plate is fixedly connected to the left end of the bottom of the inner cavity of the processing table.

[0010] As a preferred solution, support blocks are fixedly connected to the four sides of the bottom of the outer surface of the processing table, and a movable door is movably connected to the front surface of the processing table through hinges.

[0011] As a preferred solution, a fixing frame is fixedly connected to the left end of the top of the outer surface of the processing table, and the upper end of the hydraulic cylinder is fixedly installed on the top of the fixing frame.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] 1. The utility model is convenient for placing materials required for steel ball production through the arrangement of the lower mold, and achieves the effect of extruding materials required for steel ball production through the arrangement of the hydraulic cylinder, the top plate, the supporting spring, the vertical rod, the upper mold and the lower mold, and is convenient for personnel to take the extruded materials, and is convenient for personnel to change the specifications of the steel ball extrusion processing at any time according to the size of the steel ball processing through the arrangement of the servo motor, the worm, the worm gear, the rotating shaft, the first turntable, the lower mold, the second turntable, the vertical rod, the upper mold, the top plate and the supporting spring, and the overall operation is convenient and fast, which brings great convenience to personnel.

[0014] 2. The utility model achieves the purpose of stably supporting the second turntable by arranging the support rod, the accommodating groove and the second ball, achieves the purpose of stably supporting the first turntable by arranging the first ball, improves the strength of the connection between the first turntable, the second turntable and the rotating shaft by arranging the first reinforcing plate and the second reinforcing plate, achieves the purpose of stably supporting the left side of the worm by arranging the support plate, facilitates personnel to perform maintenance work on the interior of the processing table by arranging the movable door, and achieves the purpose of supporting and fixing the hydraulic cylinder by arranging the fixing frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2 This is a schematic diagram of the cross-sectional structure of the processing table of the utility model;

[0017] Figure 3 It is a schematic diagram of a partial cross-sectional structure of the support rod of the utility model.

[0018] In the figure: 1. processing table; 2. support block; 3. movable door; 4. first turntable; 5. fixed frame; 6. hydraulic cylinder; 7. top plate; 8. second turntable; 9. vertical pole; 10. second reinforcing plate; 11. supporting spring; 12. upper mold; 13. first reinforcing plate; 14. supporting rod; 15. first ball; 16. rotating shaft; 17. supporting plate; 18. worm gear; 19. worm; 20. servo motor; 21. lower mold; 22. receiving groove; 23. second ball. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-3 A ball pressing mold with convenient size change includes a processing table 1 and a hydraulic cylinder 6. A servo motor 20 is fixedly installed at the right end of the bottom of the inner cavity of the processing table 1, and a worm 19 is fixedly installed at the output end of the servo motor 20. A rotating shaft 16 is movably connected between the middle ends of the inner cavity of the processing table 1 through bearings. A worm gear 18 is fixedly installed at the lower end of the rotating shaft 16, and the worm gear 18 is meshed with the worm 19. A first turntable 4 is fixedly connected to the middle end of the rotating shaft 16, and a lower mold 21 is fixedly installed around the top of the first turntable 4. A second turntable 8 is fixedly connected to the top of the rotating shaft 16, and a support spring 11 is fixedly connected to the top of the second turntable 8. A top plate 7 is fixedly connected to the top of the support spring 11, and both ends of the bottom of the top plate 7 are fixedly connected to vertical rods 9. The surface of the vertical rod 9 is movably connected to the surface of the second turntable 8, and an upper mold 12 is fixedly installed between the bottoms of the two vertical rods 9.

[0021] Through the above technical scheme, through the setting of the lower mold 21, it is convenient to hold the materials required for the production of steel balls, and through the setting of the hydraulic cylinder 6, the top plate 7, the support spring 11, the vertical rod 9, the upper mold 12 and the lower mold 21, the effect of extruding the materials required for the production of steel balls is achieved, and it is convenient for personnel to take the extruded materials, and through the setting of the servo motor 20, the worm 19, the worm gear 18, the rotating shaft 16, the first turntable 4, the lower mold 21, the second turntable 8, the vertical rod 9, the upper mold 12, the top plate 7 and the support spring 11, it is convenient for personnel to change the specifications of the steel ball extrusion processing at any time according to the size of the steel ball processing, and the overall operation is convenient and fast, which brings great convenience to the use of personnel.

[0022] Both ends of the top of the outer surface of the processing table 1 are fixedly connected with support rods 14, the upper end of the support rod 14 is provided with a receiving groove 22, and the two sides of the receiving groove 22 are movably connected with second balls 23, and the surface of the second turntable 8 is movably connected to the surface of the second balls 23.

[0023] Through the above technical solution, by providing the support rod 14, the receiving groove 22 and the second ball 23, the purpose of stably supporting the second turntable 8 is achieved.

[0024] The top of the outer surface of the processing table 1 is movably connected to the first balls 15 all around, and the bottom of the first rotating disk 4 is movably connected to the top of the first balls 15 .

[0025] Through the above technical solution and the provision of the first ball 15 , the purpose of stably supporting the first turntable 4 is achieved.

[0026] A first reinforcing plate 13 is fixedly connected between the middle end of the top of the first turntable 4 and the surface of the rotating shaft 16 , and a second reinforcing plate 10 is fixedly connected between the middle end of the bottom of the second turntable 8 and the upper end of the rotating shaft 16 .

[0027] Through the above technical solution, by providing the first reinforcing plate 13 and the second reinforcing plate 10, the strength of the connection between the first turntable 4, the second turntable 8 and the rotating shaft 16 is respectively improved.

[0028] The left side of the worm 19 is movably connected to a support plate 17 via a bearing, and the bottom of the support plate 17 is fixedly connected to the left end of the bottom of the inner cavity of the processing table 1.

[0029] Through the above technical solution and the provision of the support plate 17 , the purpose of stably supporting the left side of the worm 19 is achieved.

[0030] Support blocks 2 are fixedly connected to the four sides of the bottom of the outer surface of the processing table 1, and a movable door 3 is movably connected to the front surface of the processing table 1 through hinges.

[0031] Through the above technical solution and the provision of the movable door 3 , it is convenient for personnel to perform maintenance work on the interior of the processing table 1 .

[0032] A fixing frame 5 is fixedly connected to the left end of the top of the outer surface of the processing table 1 , and the upper end of the hydraulic cylinder 6 is fixedly installed on the top of the fixing frame 5 .

[0033] Through the above technical solution and the setting of the fixing frame 5, the purpose of supporting and fixing the hydraulic cylinder 6 is achieved.

[0034] The working principle of the utility model is as follows: through the setting of the lower mold 21, it is convenient to hold the materials required for the production of steel balls, and by controlling the extension of the hydraulic cylinder 6, it can contact the top of the left top plate 7, and under the action of the continuous extension of the hydraulic cylinder 6, the top plate 7 can be pushed to move downward, and the support spring 11 can be compressed, and the top plate 7 can be driven to move downward while the vertical rod 9 and the upper mold 12 move, so that the bottom of the upper mold 12 can contact the top of the lower mold 21, and the effect of extruding the materials required for the production of steel balls is achieved, and then by controlling the contraction of the hydraulic cylinder 6 and under the action of the tension of the support spring 11, the top plate 7, the vertical rod 9 and the upper mold 12 can be pushed to move upward, The upper mold 12 can be detached from the top of the lower mold 21, so that it is convenient for personnel to take the extruded material. When it is necessary to extrude steel ball materials of different sizes, the servo motor 20 can be started to drive the worm 19 to rotate. The rotation of the worm 19 can drive the worm wheel 18, the rotating shaft 16, the first turntable 4, the lower mold 21, the second turntable 8, the vertical rod 9, the upper mold 12, the top plate 7 and the supporting spring 11 to rotate, so that the upper mold 12 and the lower mold 21 of corresponding specifications can be located below the hydraulic cylinder 6, so that it is convenient for personnel to change the specifications of the steel ball extrusion processing at any time according to the size of the steel ball processing. The overall operation is convenient and fast, which brings great convenience to personnel.

[0035] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in this field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the essence and scope of the technical solution of the utility model.

Claims

1. A ball pressing mold that is easy to change in size, comprising a processing table (1) and a hydraulic cylinder (6), characterized in that: A servo motor (20) is fixedly mounted on the right end of the bottom of the inner cavity of the processing table (1), and a worm (19) is fixedly mounted on the output end of the servo motor (20). A rotating shaft (16) is movably connected between the middle ends of the inner cavity of the processing table (1) via bearings. A worm wheel (18) is fixedly mounted on the lower end of the rotating shaft (16), and the worm wheel (18) meshes with the worm (19). A first rotating disk (4) is fixedly mounted on the middle end of the rotating shaft (16), and a lower mold (21) is fixedly mounted on all four sides of the top of the first rotating disk (4). A second rotating disk (8) is fixedly mounted on the top of the rotating shaft (16), and a support spring (11) is fixedly mounted on all four sides of the top of the second rotating disk (8). The top of the support spring (11) is fixedly connected to a top plate (7), and both ends of the bottom of the top plate (7) are fixedly connected to vertical rods (9). The surface of the vertical rod (9) is movably connected to the surface of the second rotating disk (8), and an upper mold (12) is fixedly mounted between the bottoms of the two vertical rods (9).

2. The ball pressing mold that is easy to change the size according to claim 1 is characterized in that: Both ends of the top of the outer surface of the processing table (1) are fixedly connected to support rods (14), the upper end of the support rod (14) is provided with a receiving groove (22), both sides of the receiving groove (22) are movably connected to second balls (23), and the surface of the second turntable (8) is movably connected to the surface of the second balls (23).

3. The ball pressing mold that is easy to change the size according to claim 1 is characterized in that: The top of the outer surface of the processing table (1) is movably connected to first balls (15) on all sides, and the bottom of the first rotating disk (4) is movably connected to the top of the first balls (15).

4. The ball pressing mold that is easy to change in size according to claim 1, characterized in that: A first reinforcing plate (13) is fixedly connected between the middle end of the top of the first rotating disk (4) and the surface of the rotating shaft (16), and a second reinforcing plate (10) is fixedly connected between the middle end of the bottom of the second rotating disk (8) and the upper end of the rotating shaft (16).

5. The ball pressing mold that is easy to change in size according to claim 1, characterized in that: The left side of the worm (19) is movably connected to a support plate (17) via a bearing, and the bottom of the support plate (17) is fixedly connected to the left end of the bottom of the inner cavity of the processing table (1).

6. The ball pressing mold that is easy to change in size according to claim 1, characterized in that: Support blocks (2) are fixedly connected to the four sides of the bottom of the outer surface of the processing table (1), and a movable door (3) is movably connected to the front surface of the processing table (1) via hinges.

7. The ball pressing mold that is easy to change in size according to claim 1, characterized in that: The left end of the top of the outer surface of the processing table (1) is fixedly connected to a fixing frame (5), and the upper end of the hydraulic cylinder (6) is fixedly mounted on the top of the fixing frame (5).

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