Forming die for alloy roller sleeve production

Abstract

The utility model discloses a forming die for producing an alloy roller sleeve. The forming die comprises a lower die shell and a locking assembly, an upper mold shell is movably inserted into the upper end of the lower mold shell, cooling pipes are arranged in the lower mold shell and the upper mold shell, handles are arranged on the left side face and the right side face of the upper mold shell, pressing rods are rotationally connected to the front ends of the left side face and the right side face of the lower mold shell, and the pressing rods are matched with the longitudinally-corresponding handles; the locking assembly is used for driving the two pressing rods to rotate synchronously and comprises supporting bases, a U-shaped frame, a sliding column and a lead screw, and the supporting bases are arranged at the left end and the right end of the front side face of the lower die shell correspondingly. And meanwhile, the mold is convenient to lock after being opened and closed, the structure is simple, the use convenience is good, and the production efficiency of the alloy roller sleeve is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of alloy roller sleeves, in particular to a forming die for producing alloy roller sleeves. Background Art

[0002] The application of alloy roller sleeves in roller presses and grinding mills is mainly to improve the wear resistance, efficiency and output of the equipment, while reducing maintenance costs. As the core component of the compression part of these equipment, the performance of alloy roller sleeves directly affects the operating stability and service life of the equipment. Alloy roller sleeves are generally processed by casting, and forming molds are used in the casting process. Existing forming molds are generally composed of upper and lower molds. Bolts and pressure plates are used to close and fix the upper and lower molds during casting, and the mold closing and demolding process is cumbersome, which affects the convenience of mold use. At the same time, the interior of the mold generally lacks a flow channel for the cooling medium, and the alloy roller sleeve cooling and molding time is long. The long processing time of the alloy roller sleeve affects the processing efficiency. Utility Model Content

[0003] The technical problem to be solved by the present invention is to overcome the existing defects and provide a forming mold for the production of alloy roller sleeves. The heat of the molten metal can be driven by the circulating coolant, thereby accelerating the forming speed of the alloy roller sleeves. At the same time, the mold can be easily locked after opening and closing, the structure is simple and the convenience of use is good, which greatly improves the production efficiency of the alloy roller sleeves and can effectively solve the problems in the background technology.

[0004] To achieve the above-mentioned purpose, the present utility model provides the following technical solutions: a forming die for producing alloy roller sleeves, comprising a lower die shell and a locking assembly;

[0005] Lower mold shell: The upper mold shell is movably connected to the upper mold shell at its upper end. Cooling pipes are provided inside the lower mold shell and the upper mold shell. Handles are provided on the left and right sides of the upper mold shell. The front ends of the left and right sides of the lower mold shell are rotatably connected to pressure rods, and the pressure rods are matched with the corresponding longitudinal handles.

[0006] Locking assembly: used to drive the synchronous rotation of the two pressure rods. The outer parts of the lower mold core and the upper mold core are wrapped with cooling pipes, which can drive the heat of the molten metal through the circulating coolant to accelerate the forming speed of the alloy roller sleeve. At the same time, the locking after the mold is opened and closed is convenient. The structure is simple and easy to use, which greatly improves the production efficiency of the alloy roller sleeve.

[0007] Furthermore, the locking assembly includes a support seat, a U-shaped frame, a sliding column and a screw rod. The support seats are respectively arranged at the left and right ends of the front side of the lower mold shell. A U-shaped frame is slidably connected between the two support seats. The rear ends of the U-shaped frames are provided with sliding columns. The sliding columns are slidably connected to the long sliding holes in the middle of the longitudinal corresponding pressure rods. The middle part of the front side of the lower mold shell is rotatably connected with a screw rod, and the screw rod is threadedly connected to the U-shaped frame to facilitate the control of the rotation of the pressure rod.

[0008] Furthermore, the locking assembly also includes a handwheel, which is arranged at the front end of the screw rod to facilitate the control of the rotation of the screw rod.

[0009] Furthermore, a lower mold core is provided inside the lower mold shell, an upper mold core is provided inside the upper mold shell, an inner mold core is movably connected between the lower mold core and the upper mold core, the lower mold core is located inside the cooling pipe on the lower side, and the upper mold core is located inside the cooling pipe on the upper side, thereby ensuring the precise forming of the alloy roller sleeve.

[0010] Furthermore, it also includes a retaining ring and a fixing block. The retaining ring is respectively arranged at the upper end of the lower mold shell and the lower end of the upper mold shell, and the fixing block is respectively arranged at the rear end of the lower mold shell and the upper mold shell. The retaining ring and the fixing block are both arranged in conjunction with the cooling pipe to facilitate the fixation and protection of the cooling pipe.

[0011] Furthermore, the rear ends of the cooling pipes are provided with quick connectors to facilitate the connection between the cooling pipes and the external pipe body.

[0012] Furthermore, positioning blocks are provided at the four corners of the upper surface of the lower mold shell, and the positioning blocks are movably connected to the upper mold shell to improve the positioning accuracy of the lower mold shell and the upper mold shell.

[0013] Compared with the prior art, the beneficial effects of the present invention are: the forming die for the production of the alloy roller sleeve has the following advantages:

[0014] 1. The outside of the lower die core and the upper die core are wrapped with cooling pipes, which can drive the heat of the molten metal through the circulating coolant, accelerate the forming speed of the alloy roller sleeve, and thus improve the production efficiency of the alloy roller sleeve.

[0015] 2. The locking assembly can drive the two pressure rods to rotate synchronously, and the two handles can be squeezed or released synchronously, thereby facilitating the opening of the mold and locking after closing. The alloy roller sleeve forming mold is simple to use and easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a schematic cross-sectional structural diagram of the rear side of the lower mold shell of the present invention.

[0018] In the figure: 1 lower mold shell, 2 lower mold core, 3 upper mold shell, 4 upper mold core, 5 inner mold core, 6 cooling pipe, 7 handle, 8 pressure rod, 9 locking assembly, 91 support seat, 92 U-shaped frame, 93 sliding column, 94 screw rod, 95 handwheel, 10 retaining ring, 11 fixing block, 12 quick connector, 13 positioning block. DETAILED DESCRIPTION

[0019] 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 embodiments described 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 making creative efforts are within the scope of protection of the present invention.

[0020] See also Figure 1-2 , this embodiment provides a technical solution: a forming die for producing an alloy roller sleeve, comprising a lower die shell 1 and a locking assembly 9;

[0021] The lower mold shell 1: The upper mold shell 3 is movably connected to the upper mold shell 3, and the lower mold shell 1 and the upper mold shell 3 are internally provided with cooling pipes 6. The left and right side surfaces of the upper mold shell 3 are provided with handles 7. The front ends of the left and right side surfaces of the lower mold shell 1 are rotatably connected with pressure rods 8. The pressure rods 8 are cooperated with the longitudinally corresponding handles 7. The upper mold shell 3 is moved to move up and separate from the lower mold shell 1. The lower mold core 2 is provided inside the lower mold 1, and the upper mold core 4 is provided inside the upper mold 3. The inner mold core 5 is movably connected between the lower mold core 2 and the upper mold core 4. The molten metal liquid is added from the pouring hole of the upper mold shell 3 to the lower mold core 2 and the upper mold core 4 and the inner mold core 5. The lower mold core 2 is located inside the cooling pipe 6 on the lower side, and the upper mold core 4 is located inside the cooling pipe 6 on the upper side. The coolant will circulate in the cooling pipe 6, and the coolant can be used to take away the upper mold core 4 and The heat on the surface of the lower mold core 2 can speed up the forming speed of the alloy roller sleeve, take out the alloy roller sleeve and the inner mold core 5, which is a sand core. After taking it out, the inner mold core 5 is broken to complete the casting of the alloy roller sleeve. It also includes a retaining ring 10 and a fixing block 11. The retaining ring 10 is respectively arranged at the upper end of the lower mold shell 1 and the lower end of the upper mold shell 3, and the fixing blocks 11 are respectively arranged at the rear ends of the lower mold shell 1 and the upper mold shell 3. The retaining ring 10 and the fixing block 11 are both arranged in conjunction with the cooling pipe 6. The retaining ring 10 and the fixing block 11 provide fixation and protection for the cooling pipe 6. The rear end of the cooling pipe 6 is provided with a quick connector 12, and the external coolant circulation pipe is connected in series with the cooling pipe 6 through the quick connector 12. The four corners of the upper surface of the lower mold shell 1 are provided with positioning blocks 13, and the positioning blocks 13 are movably connected to the upper mold shell 3. The positioning blocks 13 improve the positioning accuracy of the lower mold shell 1 and the upper mold shell 3;

[0022] The locking assembly 9 is used to drive the synchronous rotation of the two pressure rods 8. The locking assembly 9 includes a support seat 91, a U-shaped frame 92, a sliding post 93 and a screw rod 94. The support seat 91 is respectively arranged at the left and right ends of the front side of the lower mold shell 1, and a U-shaped frame 92 is slidably connected between the two support seats 91. The rear ends of the U-shaped frame 92 are provided with sliding posts 93. The sliding posts 93 are slidably connected with the long sliding holes in the middle of the pressure rod 8 corresponding to the longitudinal direction. The middle of the front side of the lower mold shell 1 is rotatably connected with a screw rod 94, and the screw rod 94 is threadedly connected to the U-shaped frame 92. The screw rod 94 drives the U-shaped frame 92 to slide forward along the support seat 91, and the U-shaped frame 92 drives the sliding post 93 to move synchronously. The sliding post 93 and the long sliding hole in the middle of the pressure rod 8 slide relative to each other. At the same time, the sliding post 93 drives the pressure rod 8 to rotate upward and separate from the handle 7. The locking assembly 9 also includes a handwheel 95. The handwheel 95 is arranged at the front end of the screw rod 94, and the screw rod 94 is rotated by the handwheel 95.

[0023] The working principle of a forming mold for alloy roller sleeve production provided by the utility model is as follows: when in use, the molten metal liquid is added to the lower mold core 2 and the upper mold core 4 and the inner mold core 5 from the pouring hole of the upper mold shell 3, and the external coolant circulation pipe is connected in series with the cooling pipe 6 through the quick connector 12, and then the coolant will circulate in the cooling pipe 6, and the coolant can be used to take away the heat from the surface of the upper mold core 4 and the lower mold core 2, thereby accelerating the forming speed of the alloy roller sleeve. After the alloy roller sleeve is cooled, the screw rod 94 is rotated by the hand wheel 95 to drive the U-shaped frame 92 to slide forward along the support seat 91, and the U-shaped frame 92 drives the sliding column 93 to move synchronously, and the sliding column 93 and the long sliding hole in the middle of the pressure rod 8 slide relative to each other. At the same time, the sliding column 93 drives the pressure rod 8 to rotate upward and separate from the handle 7, and then the handle 7 is driven to drive the upper mold shell 3 to move upward and separate from the lower mold shell 1, and then the alloy roller sleeve and the inner mold core 5 are taken out. The inner mold core 5 is a sand core. After taking it out, the inner mold core 5 is broken to complete the casting of the alloy roller sleeve.

[0024] The above description is merely an embodiment of the present invention and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the description and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A forming die for producing alloy roller sleeves, characterized by: It comprises a lower mold shell (1) and a locking assembly (9); The lower mold shell (1) is movably connected to the upper mold shell (3) at its upper end. Cooling pipes (6) are provided inside the lower mold shell (1) and the upper mold shell (3). Handles (7) are provided on the left and right sides of the upper mold shell (3). The front ends of the left and right sides of the lower mold shell (1) are rotatably connected to pressure rods (8). The pressure rods (8) are matched with the handles (7) corresponding to the longitudinal direction. Locking assembly (9): used to drive the synchronous rotation of the two pressure rods (8).

2. The forming die for producing alloy roller sleeves according to claim 1, characterized in that: The locking assembly (9) includes a support seat (91), a U-shaped frame (92), a sliding column (93) and a screw rod (94). The support seat (91) is respectively arranged at the left and right ends of the front side of the lower mold shell (1). A U-shaped frame (92) is slidably connected between the two support seats (91). The rear end of the U-shaped frame (92) is provided with a sliding column (93). The sliding column (93) is slidably connected to the long sliding hole in the middle of the longitudinal corresponding pressure rod (8). The middle part of the front side of the lower mold shell (1) is rotatably connected with a screw rod (94), and the screw rod (94) is threadedly connected to the U-shaped frame (92).

3. The forming die for producing alloy roller sleeves according to claim 2, characterized in that: The locking assembly (9) further comprises a hand wheel (95), and the hand wheel (95) is arranged at the front end of the screw rod (94).

4. The forming die for producing alloy roller sleeves according to claim 1, characterized in that: A lower mold core (2) is provided inside the lower mold shell (1), an upper mold core (4) is provided inside the upper mold shell (3), an inner mold core (5) is movably inserted between the lower mold core (2) and the upper mold core (4), the lower mold core (2) is located inside the cooling pipe (6) on the lower side, and the upper mold core (4) is located inside the cooling pipe (6) on the upper side.

5. The forming die for producing alloy roller sleeves according to claim 1, characterized in that: It also includes a retaining ring (10) and a fixing block (11), wherein the retaining ring (10) is respectively arranged at the upper end of the lower mold shell (1) and the lower end of the upper mold shell (3), and the fixing block (11) is respectively arranged at the rear ends of the lower mold shell (1) and the upper mold shell (3), and the retaining ring (10) and the fixing block (11) are both arranged in conjunction with the cooling pipe (6).

6. The forming die for producing alloy roller sleeves according to claim 1, characterized in that: The rear ends of the cooling pipes (6) are each provided with a quick connector (12).

7. The forming die for producing alloy roller sleeves according to claim 1, characterized in that: Positioning blocks (13) are provided at the four corners of the upper surface of the lower mold shell (1), and the positioning blocks (13) are movably plugged into the upper mold shell (3).

Images