Rotor-free vulcameter for casting powder test

Abstract

The utility model relates to the technical field of vulcameters, and discloses a rotor-free vulcameter for a casting powder test, the rotor-free vulcameter comprises a sleeve shell, adjusting screw rods are rotatably connected to the side walls of the two ends in the sleeve shell through bearings, a double-shaft motor is fixedly connected to the side wall in the sleeve shell, and adjusting screw rods are fixedly connected to the output ends of the two ends of the double-shaft motor; movable sliding plates are rotationally connected to the rod walls of the two adjusting screw rods through threads, strip-shaped openings allowing the movable sliding plates to move are formed in the upper surface of the sleeve shell, sealing clamping wheels are symmetrically and fixedly connected to the inner walls of the ends, located outside the sleeve shell, of the two movable sliding plates, and a lower mold cavity is fixedly connected to the side wall of the upper end of the sleeve shell; the side wall of one end of the sleeve shell is fixedly connected with an electric push rod, and the output end of the upper end of the electric push rod is fixedly connected with a supporting plate. Cold air can be prevented from entering the mold cavity, so that judgment on the heat resistance of the casting mold is not affected, the sealing performance of the device can be effectively improved, and the test accuracy is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of vulcanizers, and in particular to a rotorless vulcanizer for casting powder testing. Background Art

[0002] The rotorless vulcanizer is the most widely used instrument in the rubber processing industry for controlling rubber quality, rapid testing and basic research on rubber. It provides accurate data for optimizing rubber formula combinations and can accurately measure scorch time, positive vulcanizer time, vulcanization index, maximum and minimum torque, etc.

[0003] The rotorless vulcanizer for casting powder testing is a device used in the casting powder formula testing process. After the casting powder formula is prepared, it is necessary to test whether the elasticity, heat resistance, tensile strength and other properties of the casting mold meet the casting requirements of different jewelry. However, the existing rotorless vulcanizer is mainly a test instrument for rubber parts, and there are still some deficiencies in the casting powder performance detection, which are mainly manifested as follows: 1. The sealing performance of the mold cavity of the vulcanizer is not good, and cold air is easy to enter the mold cavity, thereby affecting the judgment of the heat resistance of the casting mold; 2. The mold cavity structure is unreasonable, the heating is slow, and the temperature is difficult to control. Utility Model Content

[0004] The utility model aims to solve the above problems and proposes a rotorless vulcanizer for casting powder testing.

[0005] In order to achieve the above purpose, this application adopts the following technical solutions:

[0006] A rotorless vulcanizer for casting powder testing, comprising a casing, both end side walls of the casing are rotatably connected to adjusting screws through bearings, a double-axis motor is fixedly connected to the inner side walls of the casing, both end output ends of the double-axis motor are fixedly connected to adjusting screws, the rod walls of the two adjusting screws are rotatably connected to movable slides through threads, a strip opening for the movable slides to move is provided on the upper surface of the casing, sealing clamp wheels are symmetrically fixedly connected to the inner walls of one end of the two movable slides located outside the casing, a lower mold cavity is fixedly connected to the upper side wall of the casing, an electric push rod is fixedly connected to the side wall of one end of the casing, the upper output end of the electric push rod is fixedly connected to a support plate, a plurality of connecting rods are fixedly connected to the lower side wall of the support plate, and the plurality of connecting rods The lower end is fixedly connected with an upper mold cavity, a through hole is opened on the side wall of one end of the upper mold cavity, and a thermometer is fixedly connected to the corresponding through hole, the sensing end of the thermometer is located in the upper mold cavity, a through hole is opened on the side wall of one end of the upper mold cavity, and an air inlet pipe is fixedly sleeved on the corresponding through hole, a sealing plate is rotatably sleeved on the inner wall of one end of the air inlet pipe located on the outer side of the lower mold cavity, a through hole is opened on the side wall of one end of the air inlet pipe, and a rotating shaft is rotatably sleeved in the corresponding through hole, the side wall of the sealing plate is fixedly connected to one end of the rotating shaft, and the other end of the rotating shaft is fixedly connected to a rotating plate, a connecting plate is fixedly connected to the side wall of one end of the upper mold cavity, a through hole is opened on the surface of the connecting plate, and a rotating shaft is rotatably sleeved in the corresponding through hole, and a limiting mechanism is fixedly connected to the upper surface of the connecting plate.

[0007] Preferably, the limiting mechanism includes a connecting plate with a fixing rod fixedly connected to the upper surface, a side plate is rotatably sleeved on the rod wall of the fixing rod, a through hole is opened on the surface of the side plate, and a limiting rod is movably sleeved inside the corresponding through hole, the upper end of the limiting rod is fixedly connected to the limiting plate, the upper surface of the side plate is fixedly connected to the limiting spring, the other end of the limiting spring is fixedly connected to the lower surface of the limiting plate, and the upper surface of the rotating plate is opened with a groove for the limiting rod to be inserted.

[0008] Preferably, a plurality of return springs are fixedly connected to the inner walls at both ends of the lower mold cavity, and a clamping plate is fixedly connected to the other ends of the plurality of return springs.

[0009] Preferably, a heating cavity is fixedly connected to the inner walls of the upper mold cavity and the lower mold cavity, and an electric fuse is fixedly connected inside the heating cavity.

[0010] Preferably, the inner walls at both ends of the housing are fixedly connected with a same guide rod, through holes are opened on the surfaces of the two movable slides, and the guide rods are movablely sleeved inside the corresponding through holes.

[0011] Preferably, an auxiliary counterweight is fixedly connected to the lower surface of one end of the support plate.

[0012] Compared with the prior art, the present application provides a rotorless vulcanizer for casting powder testing, which has the following beneficial effects:

[0013] 1. The rotorless vulcanizer for casting powder test realizes the sealing of the vulcanizer cavity by setting a casing, an adjusting screw, a dual-axis motor, a movable slide plate, and a sealing clamp wheel to prevent cold air from entering the cavity, thereby affecting the judgment of the heat resistance of the casting mold. It can effectively increase the sealing of the device and improve the accuracy of the test.

[0014] 2. The rotorless vulcanizer for casting powder test realizes heating of the mold cavity by arranging a heating chamber, a thermometer, an electric fuse, an air inlet pipe, a sealing plate, a rotating shaft, a rotating plate, and a connecting plate. At the same time, the temperature in the mold cavity can be observed for control, thereby increasing the practicability of the device.

[0015] 3. The rotorless vulcanizer for casting powder test is provided with a fixing rod, a side plate, a limiting rod, a limiting plate and a limiting spring to limit and fix the rotating plate, thereby preventing the sealing plate from rotating and causing cold air to enter from the air intake pipe, thereby improving the stability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure of a rotorless vulcanizer for casting powder testing proposed in this application;

[0017] Figure 2 A rotorless vulcanizer for casting powder testing proposed in this application Figure 1 Schematic diagram of the structure of part A;

[0018] Figure 3 This is a partial structural top view of a rotorless vulcanizer for casting powder testing proposed in this application.

[0019] In the figure: 1. casing; 2. adjusting screw; 3. dual-axis motor; 4. moving slide plate; 5. sealing clamp wheel; 6. lower mold cavity; 7. electric push rod; 8. support plate; 9. connecting rod; 10. upper mold cavity; 11. thermometer; 12. sealing plate; 13. rotating shaft; 14. rotating plate; 15. connecting plate; 16. fixing rod; 17. side plate; 18. limiting rod; 19. limiting plate; 20. limiting spring; 21. reset spring; 22. clamping plate; 23. electric fuse; 24. guide rod; 25. auxiliary counterweight block; 26. air intake pipe; 27. heating cavity. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all of the embodiments.

[0021] Reference Figure 1-3A rotorless vulcanizer for casting powder test, comprising a casing 1, both ends of the inner side walls of the casing 1 are rotatably connected with adjusting screws 2 through bearings, a double-axis motor 3 is fixedly connected to the inner side walls of the casing 1, both ends of the output ends of the double-axis motor 3 are fixedly connected with adjusting screws 2, the rod walls of the two adjusting screws 2 are rotatably connected with movable slides 4 through threads, a strip opening for the movable slides 4 to move is provided on the upper surface of the casing 1, and the inner walls of one end of the two movable slides 4 located outside the casing 1 are symmetrically fixedly connected with sealing clamp wheels 5, the upper end side wall of the casing 1 is fixedly connected with a lower mold cavity 6, an electric push rod 7 is fixedly connected to the side wall of one end of the casing 1, the upper end output end of the electric push rod 7 is fixedly connected with a support plate 8, a plurality of connecting rods 9 are fixedly connected to the lower end of the support plate 8, an upper mold cavity 10 is fixedly connected to the lower end of the plurality of connecting rods 9, an upper mold cavity 10 is fixedly connected to the lower end of the upper mold cavity 10, a through hole is provided on the side wall of one end of the upper mold cavity 10, and a thermometer 11 is fixedly connected to the corresponding through hole, and the sensing of the thermometer 11 The end is located in the upper mold cavity 10, and a through hole is provided on the side wall of one end of the upper mold cavity 10, and an air inlet pipe 26 is fixedly sleeved inside the corresponding through hole. A sealing plate 12 is rotatably sleeved on the inner wall of one end of the air inlet pipe 26 located on the outer side of the lower mold cavity 6, a through hole is provided on the side wall of one end of the air inlet pipe 26, and a rotating shaft 13 is rotatably sleeved in the corresponding through hole, the side wall of the sealing plate 12 is fixedly connected to one end of the rotating shaft 13, and a rotating plate 14 is fixedly connected to the other end of the rotating shaft 13, and a connecting plate 15 is fixedly connected to the side wall of one end of the upper mold cavity 10, a through hole is provided on the surface of the connecting plate 15, and the rotating shaft 13 is rotatably sleeved inside the corresponding through hole, and a limiting mechanism is fixedly connected to the upper surface of the connecting plate 15, which can achieve the sealing of the vulcanizer mold cavity and prevent cold air from entering the mold cavity, thereby affecting the judgment of the heat resistance of the casting mold, and can effectively increase the sealing of the device and improve the accuracy of the test. At the same time, the temperature in the mold cavity can be observed for control, thereby increasing the practicality of the device.

[0022] The limiting mechanism includes a connecting plate 15 with a fixing rod 16 fixedly connected to the upper surface thereof, a side plate 17 being rotatably sleeved on the rod wall of the fixing rod 16, a through hole being provided on the surface of the side plate 17, and a limiting rod 18 being movably sleeved inside the corresponding through hole, an upper end of the limiting rod 18 being fixedly connected to a limiting plate 19, a limiting spring 20 being fixedly connected to the upper surface of the side plate 17, and the other end of the limiting spring 20 being fixedly connected to the lower surface of the limiting plate 19, a groove for inserting the limiting rod 18 being provided on the upper surface of the rotating plate 14, and the rotating plate 14 being limited and fixed to prevent the sealing plate 12 from rotating and causing cold air to enter from the air intake pipe 26, thereby improving the stability of the device.

[0023] The inner walls at both ends of the lower mold cavity are fixedly connected with a plurality of return springs 21, and the other ends of the plurality of return springs 21 are fixedly connected with a clamping plate 22. This facilitates the fixing of the mold and facilitates subsequent operations.

[0024] A heating cavity 27 is fixedly connected to the inner walls of the upper mold cavity and the lower mold cavity 6. An electric fuse 23 is fixedly connected inside the heating cavity 27 to heat the mold cavity so that the test can be successfully carried out.

[0025] The inner walls at both ends of the housing 1 are fixedly connected with a same guide rod 24, the surfaces of the two movable slides 4 are provided with through holes, and the guide rods 24 are movable sleeved inside the corresponding through holes to facilitate the sliding of the movable slides 4, play a supporting and guiding role, and increase the stability of the device.

[0026] An auxiliary counterweight 25 is fixedly connected to the lower surface of one end of the support plate 8 to prevent the other end of the support plate 8 from being too heavy, causing the electric push rod 7 to tilt to one side, so that the weight of both sides can be balanced and the stability of the device can be increased.

[0027] The operating principle of the utility model is now described as follows:

[0028] When the present application is used, the user first places the mold into the mold cavity, fixes the mold by means of the reset spring 21 and the clamping plate 22, then starts the electric push rod 7 to combine the upper mold cavity 10 with the lower mold cavity 6, starts the dual-axis motor 3 to rotate the adjusting screw 2, and then moves the moving slide plate 4 connected to the rod wall of the adjusting screw 2 by threaded rotation, drives the sealing clamp wheel 5 to move, seals the joint between the upper mold cavity 10 and the lower mold cavity 6 to prevent cold air from entering, and then energizes the electric fuse 23 to quickly heat the mold, and uses the set thermometer 11 to The temperature in the mold cavity is monitored in real time. When the temperature is too high, the rotating plate 14 is rotated to drive the rotating shaft 13 to rotate, so that the sealing plate 12 does not seal the air inlet pipe 26, and then cold air is allowed to enter to cool the mold cavity. When the temperature is appropriate, the rotating plate 14 is rotated to restore the sealing plate 12 to its original position, and then the limit plate 19 is pulled upward to drive the limit rod 18 to move upward, and then the side plate 17 is rotated to make the lower end of the limit rod 18 face the groove above the upper rotating plate 14, and the stretching effect of the limit spring 20 is used to make the limit rod 18 inserted into the groove on the upper surface of the rotating plate 14 to complete the fixation of the rotating plate 14.

[0029] The above is only a preferred specific implementation manner of the present application, but the protection scope of the present application is not limited thereto. Any technician familiar with the technical field can make equivalent substitutions or changes within the technical scope disclosed in the present application according to the technical solution and application concept of the present application, which should be covered by the protection scope of the present application.

Claims

1. A rotorless vulcanizer for casting powder testing, comprising a housing (1), characterized in that: The side walls at both ends of the casing (1) are rotatably connected to adjusting screws (2) through bearings, the side walls inside the casing (1) are fixedly connected to a double-axis motor (3), the output ends of both ends of the double-axis motor (3) are fixedly connected to adjusting screws (2), the rod walls of the two adjusting screws (2) are rotatably connected to moving slides (4) through threads, the upper surface of the casing (1) is provided with a strip opening for the moving slides (4) to move, the inner walls of one end of the two moving slides (4) located outside the casing (1) are symmetrically fixedly connected to sealing clamping wheels (5), the upper side wall of the casing (1) is fixedly connected to a lower mold cavity (6), the side wall of one end of the casing (1) is fixedly connected to an electric push rod (7), the upper output end of the electric push rod (7) is fixedly connected to a support plate (8), the lower side wall of the support plate (8) is fixedly connected to a plurality of connecting rods (9), the lower ends of the plurality of connecting rods (9) are fixedly connected to an upper mold cavity (10), and the upper A through hole is formed on one side wall of the mold cavity (10), and a thermometer (11) is fixedly connected to the inside of the corresponding through hole. The sensing end of the thermometer (11) is located in the upper mold cavity (10). A through hole is formed on one side wall of the upper mold cavity (10), and an air inlet pipe (26) is fixedly sleeved on the inside of the corresponding through hole. A sealing plate (12) is rotatably sleeved on the inner wall of one end of the air inlet pipe (26) located on the outer side of the lower mold cavity (6). A through hole is formed on one side wall of the air inlet pipe (26). , and a rotating shaft (13) is rotatably sleeved in the corresponding through hole, the side wall of the sealing plate (12) is fixedly connected to one end of the rotating shaft (13), and the other end of the rotating shaft (13) is fixedly connected to a rotating plate (14), and one end side wall of the upper mold cavity (10) is fixedly connected to a connecting plate (15), a through hole is opened on the surface of the connecting plate (15), and a rotating shaft (13) is rotatably sleeved in the corresponding through hole, and the upper surface of the connecting plate (15) is fixedly connected to a limiting mechanism.

2. The rotorless vulcanizer for casting powder testing according to claim 1, characterized in that: The limiting mechanism comprises a connecting plate (15) having an upper surface fixedly connected to a fixing rod (16), a rod wall of the fixing rod (16) being rotatably sleeved with a side plate (17), a surface of the side plate (17) being provided with a through hole, and a limiting rod (18) being movably sleeved inside the corresponding through hole, an upper end of the limiting rod (18) being fixedly connected to a limiting plate (19), an upper surface of the side plate (17) being fixedly connected to a limiting spring (20), the other end of the limiting spring (20) being fixedly connected to a lower surface of the limiting plate (19), and an upper surface of the rotating plate (14) being provided with a groove for the limiting rod (18) to be inserted.

3. The rotorless vulcanizer for casting powder testing according to claim 1, characterized in that: The inner walls at both ends of the lower mold cavity are fixedly connected to a plurality of return springs (21), and the other ends of the plurality of return springs (21) are fixedly connected to a clamping plate (22).

4. The rotorless vulcanizer for casting powder testing according to claim 1, characterized in that: The inner walls of the upper mold cavity and the lower mold cavity (6) are both fixedly connected with a layer of heating cavity (27), and the interior of the heating cavity (27) is fixedly connected with an electric fuse (23).

5. The rotorless vulcanizer for casting powder testing according to claim 1, characterized in that: The inner walls at both ends of the casing (1) are fixedly connected to a same guide rod (24), the surfaces of the two movable slide plates (4) are both provided with through holes, and the guide rods (24) are movably sleeved inside the corresponding through holes.

6. The rotorless vulcanizer for casting powder testing according to claim 1, characterized in that: An auxiliary counterweight block (25) is fixedly connected to the lower surface of one end of the support plate (8).

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