Improved mold oil cylinder structure

Abstract

The utility model relates to the technical field of molds, in particular to an improved mold oil cylinder structure which comprises a mold base and a frame, an adjusting mechanism is arranged in the mold base, a guide rod is connected in the mold base in a sliding mode, a motor is fixedly connected above the frame, an output shaft of the motor is fixedly connected with a lead screw, and the lead screw is fixedly connected with an oil cylinder. The outer walls of the two ends of the lead screw are rotationally connected with the frame through bearings, the outer wall of the lead screw is in threaded connection with a lead screw nut, the outer wall of the lead screw nut is fixedly connected with a supporting plate, and a locking mechanism is arranged on the surface of the supporting plate. The air cylinder drives the support to move, the support drives the sliding rod and the wedge-shaped block to move, the wedge-shaped block makes contact with the hemisphere block, the first spring is compressed, after the wedge-shaped block passes through the hemisphere block, the first spring drives the wedge-shaped block to slide under the elastic effect, the wedge-shaped block and the hemisphere block are connected in a clamped mode, the guide rod is loosened, and the guide rod can be controlled to slide by driving the air cylinder. And the extending position of the guide rod can be conveniently adjusted according to actual use requirements.

Description

Technical Field

[0001] The utility model relates to the technical field of molds, in particular to an improved mold oil cylinder structure. Background Art

[0002] Moulds are various molds and tools used in industrial production to obtain the required products by injection molding, blow molding, extrusion, die casting or forging, smelting, stamping and other methods.

[0003] For example, patent number CN217912811U is an improved mold cylinder structure, including a mold frame, a lower cylinder cavity is fixedly provided on the top of the mold frame, a support plate is slidably connected to one side of the mold frame, an upper film is fixedly connected to the bottom of the support plate, a square groove is opened on the top of the mold frame, a first slide plate is slidably connected to the inner wall of the square groove, one side of the first slide plate is fixedly connected to a guide rod that penetrates and extends into the lower cylinder cavity, and both sides of the first slide plate are rotatably connected to a first rotating shaft. The above document still has shortcomings. When in use, when the guide rod needs to be taken out, the electric push rod can be started to bring The movable extrusion rod moves, and the connecting plate is driven to swing through the third rotating shaft, which will cause the second rotating shaft to rotate, thereby driving the movable plate to swing, and the connecting plate can be driven to move through the fixed shaft, thereby driving the first slide plate to move through the first rotating shaft, and the guide rod can be moved and taken out. However, the above document can only realize the ejection of the guide rod, which is not convenient for adjusting the extension position of the guide rod according to actual use requirements. At the same time, when the upper mold is inserted into the mold cavity, the upper mold is easily affected by external force and changes position, thereby affecting the molding of the product, and it is not convenient to realize the locking function during use. Utility Model Content

[0004] The utility model aims to solve the problem of adjusting the extension position of the guide rod according to actual use requirements, and proposes an improved mold oil cylinder structure.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] An improved mold cylinder structure is designed, including a mold frame and a frame, the upper surface of the mold frame is fixedly connected to the frame, an adjustment mechanism is arranged inside the mold frame, a guide rod is slidably connected inside the mold frame, a motor is fixedly connected to the top of the frame, a lead screw is fixedly connected to the output shaft of the motor, the outer walls at both ends of the lead screw are rotatably connected to the frame through bearings, the outer wall of the lead screw is threadedly connected to a lead screw nut, the outer wall of the lead screw nut is fixedly connected to a support plate, and a locking mechanism is arranged on the surface of the support plate.

[0007] Preferably, the adjustment mechanism includes a cylinder, a hemispherical block and a moving ring, the cylinder is fixedly connected to the inside of the mold frame, the output end of the cylinder is fixedly connected to a bracket, the inside of the bracket is slidably connected with a sliding rod and a wedge block, the end of the sliding rod is fixedly connected to the wedge block, the outer wall of the sliding rod is sleeved with a first spring, the two ends of the first spring are respectively fixedly connected to the bracket and the wedge block, the hemispherical block is fixedly connected to the end of the guide rod, and the moving ring is slidably connected to the outer wall of the guide rod.

[0008] Preferably, the locking mechanism includes a driving block, a pin rod and a support rod, the driving block and the pin rod are fixedly connected to the surface of the support plate, the two support rods are rotatably connected to the mold frame through a pin shaft, the ends of the support rods are rotatably connected to rollers through bearings, the two support rods are respectively fixedly connected to the two ends of the second spring, the outer wall of the support rod is fixedly connected to a locking rod, and the outer wall of the locking rod is fixedly connected to a locking block.

[0009] Preferably, an upper mold is fixedly connected below the support plate, and a mold cavity is provided inside the mold frame.

[0010] Preferably, the outer wall of the upper mold is gap-matched with the mold cavity.

[0011] Preferably, a guide block is fixedly connected to the outer wall of the lead screw nut, the guide block is slidably connected to the outer wall of a guide rod, and the guide rod is fixedly connected to the inside of the frame.

[0012] The utility model proposes an improved mold cylinder structure, which has the beneficial effects of: through the cooperation between the cylinder, the bracket, the sliding rod, the wedge block, the first spring, the hemispherical block and the moving ring, the cylinder drives the bracket to move, the bracket drives the sliding rod and the wedge block to move, the wedge block contacts the hemispherical block, the first spring is compressed, and after the wedge block passes through the hemispherical block, the first spring drives the wedge block to slide under the elastic action, the wedge block is clamped with the hemispherical block, the guide rod is released, and the sliding of the guide rod can be controlled by driving the cylinder, so that the extension position of the guide rod can be adjusted according to actual use requirements.

[0013] Through the cooperation among the driving block, pin rod, support rod, roller, second spring, locking rod and locking block, the support plate drives the upper mold, driving block and pin rod to move, the driving block contacts the two rollers and drives the rollers to move, the rollers drive the support rods to move, the support rods drive the locking rods to move, the locking rods drive the locking block to move, the locking rods are clamped on the outer wall of the pin rod, the upper mold is inserted into the mold cavity, and the mold on the surface of the locking mechanism moves after being subjected to external force, which facilitates the realization of the mold locking function during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the utility model;

[0015] Figure 2 It is a structural sectional view of the utility model;

[0016] Figure 3 It is a structural schematic diagram of the connection between the driving block, the pin rod and the support rod in the utility model;

[0017] Figure 4 It is a structural schematic diagram of the connection between the cylinder, the bracket and the wedge block in the utility model;

[0018] Figure 5 It is a structural schematic diagram of the connection between the support rod, the roller and the second spring in the utility model.

[0019] In the figure: 1. mold frame, 2. frame, 3. adjusting mechanism, 301. cylinder, 302. bracket, 303. slide rod, 304. wedge block, 305. first spring, 306. hemispherical block, 307. moving ring, 3a1. electric push rod, 3a2. groove, 4. locking mechanism, 401. driving block, 402. pin rod, 403. support rod, 404. roller, 405. second spring, 406. locking rod, 407. locking block, 5. guide rod, 6. motor, 7. lead screw, 8. lead screw nut, 9. support plate, 10. upper mold, 11. mold cavity, 12. guide block, 13. guide rod. DETAILED DESCRIPTION

[0020] The utility model is further described below in conjunction with the accompanying drawings:

[0021] Embodiment 1:

[0022] See attached Figure 1-5 In the present embodiment, an improved mold cylinder structure includes a mold frame 1 and a frame 2. The upper surface of the mold frame 1 is fixedly connected to the frame 2. An adjusting mechanism 3 is arranged inside the mold frame 1. The adjusting mechanism 3 pushes the position of the guide rod 5. The mold frame 1 is slidably connected to the guide rod 5. A motor 6 is fixedly connected to the top of the frame 2. A lead screw 7 is fixedly connected to the output shaft of the motor 6. The motor 6 drives the lead screw 7 to rotate. The outer walls of both ends of the lead screw 7 are rotatably connected to the frame 2 through bearings. The outer wall of the lead screw 7 is threadedly connected to a lead screw nut 8. The lead screw 7 drives the lead screw nut 8 to move. The outer wall of the lead screw nut 8 is fixedly connected to a support plate 9. The screw nut 8 drives the support plate 9 to move. The surface of the support plate 9 is provided with a locking mechanism 4, which facilitates the realization of mold locking. An upper mold 10 is fixedly connected to the lower side of the support plate 9. The support plate 9 drives the upper mold 10 to move. A mold cavity 11 is provided inside the mold frame 1. The mold cavity 11 cooperates with the upper mold 10 for injection molding. The outer wall of the upper mold 10 is gap-matched with the mold cavity 11. A guide block 12 is fixedly connected to the outer wall of the screw nut 8. The guide block 12 is slidably connected to the outer wall of the guide rod 13. The guide rod 13 is fixedly connected to the inside of the frame 2. The guide block 12 and the guide rod 13 guide the movement of the screw nut 8.

[0023] The adjusting mechanism 3 includes a cylinder 301, a bracket 302, a sliding rod 303, a wedge block 304, a first spring 305, a hemispherical block 306 and a moving ring 307. The cylinder 301 is fixedly connected to the inside of the mold frame 1. The output end of the cylinder 301 is fixedly connected to the bracket 302. The cylinder 301 drives the bracket 302 to move. The inside of the bracket 302 is slidably connected with the sliding rod 303 and the wedge block 304. The sliding rod 303 and the wedge block 304 slide inside the bracket 302. The end of the sliding rod 303 is fixedly connected to the wedge block 304. The outer wall of the sliding rod 303 is sleeved with a first spring 305. The first spring 305 can drive the wedge block 304 to move under the action of elasticity. The two ends of the first spring 305 are respectively fixedly connected to the bracket 302 and the wedge block 304. The hemispherical block 306 is fixedly connected to the end of the guide rod 5. The moving ring 307 is slidably connected to the outer wall of the guide rod 5.

[0024] The cylinder 301 drives the bracket 302 to move, and the bracket 302 drives the sliding rod 303 and the wedge block 304 to move. The wedge block 304 contacts the hemispherical block 306, and the first spring 305 is compressed. After the wedge block 304 passes through the hemispherical block 306, the first spring 305 drives the wedge block 304 to slide under the elastic action, and the wedge block 304 is engaged with the hemispherical block 306, and the guide rod 5 is released. The guide rod 5 can be controlled to slide by driving the cylinder 301, so that the extension position of the guide rod can be adjusted according to actual usage requirements.

[0025] The locking mechanism 4 includes a driving block 401, a pin rod 402, a support rod 403, a roller 404, a second spring 405, a locking rod 406 and a locking block 407. The driving block 401 and the pin rod 402 are both fixedly connected to the surface of the support plate 9. The support plate 9 drives the driving block 401 and the pin rod 402 to move. The two support rods 403 are rotatably connected to the mold frame 1 through a pin shaft. The ends of the support rods 403 are rotatably connected to the rollers 404 through bearings. The rollers 404 drive the support rods 403 to move. The two support rods 403 are respectively fixedly connected to the two ends of the second spring 405. The second spring 405 can drive the two support rods 403 to move under the action of elasticity. The outer wall of the support rod 403 is fixedly connected with a locking rod 406. The support rod 403 drives the locking rod 406 to move. The outer wall of the locking rod 406 is fixedly connected with a locking block 407. The locking rod 406 drives the locking block 407 to move. The model of the spring is selected according to the actual use requirements to meet the work needs.

[0026] The support plate 9 drives the upper mold 10, the driving block 401 and the pin rod 402 to move. The driving block 401 contacts the two rollers 404 and drives the rollers 404 to move. The rollers 404 drive the support rod 403 to move. The support rod 403 drives the locking rod 406 to move. The locking rod 406 drives the locking block 407 to move. The locking rod 407 is clamped on the outer wall of the pin rod 402. The upper mold 5 is inserted into the mold cavity 11. The mold 10 on the surface of the locking mechanism 4 moves after being subjected to external force, which is convenient for realizing the locking function during use.

[0027] Working principle:

[0028] When the improved mold cylinder structure is in use, the position of the guide rod 5 is pressed and the cylinder 301 is started. The cylinder 301 drives the bracket 302 to move, and the bracket 302 drives the sliding rod 303 and the wedge block 304 to move. The wedge block 304 contacts the hemispherical block 306, and the first spring 305 is compressed. After the wedge block 304 passes through the hemispherical block 306, the first spring 305 drives the wedge block 304 to slide under the elastic action. The wedge block 304 is engaged with the hemispherical block 306, and the guide rod 5 is released. The guide rod 5 can be controlled to slide by driving the cylinder 301. When the guide rod 5 needs to be taken out, the guide rod 5 is fixed, and the cylinder 301 is started again. The wedge block 304 reaches the left side of the motion ring 307, and the cylinder 301 is started in the reverse direction. The motion ring 307 makes the hemispherical block 306 move. 06 removes the limit of the wedge block 304 and takes out the guide rod 5, so as to adjust the extension position of the guide rod according to actual use requirements. The motor 6 drives the lead screw 7 to rotate, the lead screw 7 drives the lead screw nut 8 to move, the lead screw nut 8 drives the support plate 9 to move, the support plate 9 drives the upper mold 10, the driving block 401 and the pin 402 to move, the driving block 401 contacts the two rollers 404 and drives the rollers 404 to move, the rollers 404 drive the support rod 403 to move, the support rod 403 drives the locking rod 406 to move, the locking rod 406 drives the locking block 407 to move, the locking rod 407 is clamped on the outer wall of the pin 402, the upper mold 5 is inserted into the mold cavity 11, and the mold 10 on the surface of the locking mechanism 4 moves after being subjected to external force, so as to realize the locking function during use.

[0029] Embodiment 2:

[0030] See attached Figure 1-5 : In this embodiment, an improved mold oil cylinder structure, the adjustment mechanism 3 also includes an electric push rod 3a1 and a groove 3a2, the electric push rod 3a1 is fixedly connected to the inside of the mold frame 1, the end of the electric push rod 3a1 is clamped with the groove 3a2, the electric push rod 3a1 fixes the position of the guide rod 5 through the groove 3a2, and the groove 3a2 is set inside the guide rod 5;

[0031] Through the cooperation between the electric push rod 3a1 and the groove 3a2, the electric push rod 3a1 fixes the position of the guide rod 5 through the groove 3a2. The position of the guide rod 5 is fixed by the electric push rod 3a1, and there is no need to manually locate the position of the guide rod 5.

[0032] Working principle:

[0033] The electric push rod 3a1 fixes the position of the guide rod 5 through the groove 3a2. The position of the guide rod 5 is fixed by the electric push rod 3a1, and there is no need to manually locate the position of the guide rod 5.

[0034] Although the present invention has been shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein within the scope of the claims.

Claims

1. An improved mold cylinder structure, comprising a mold frame (1) and a frame (2), wherein the upper surface of the mold frame (1) is fixedly connected to the frame (2), characterized in that: An adjusting mechanism (3) is provided inside the mold frame (1), a guide rod (5) is slidably connected inside the mold frame (1), a motor (6) is fixedly connected to the top of the frame (2), an output shaft of the motor (6) is fixedly connected to a lead screw (7), the outer walls of both ends of the lead screw (7) are rotatably connected to the frame (2) through bearings, the outer wall of the lead screw (7) is threadedly connected to a lead screw nut (8), the outer wall of the lead screw nut (8) is fixedly connected to a support plate (9), and a locking mechanism (4) is provided on the surface of the support plate (9).

2. The improved mold cylinder structure according to claim 1 is characterized in that: The regulating mechanism (3) comprises a cylinder (301), a hemispherical block (306) and a moving ring (307); the cylinder (301) is fixedly connected to the inside of the mold frame (1); the output end of the cylinder (301) is fixedly connected to a bracket (302); the inside of the bracket (302) is slidably connected to a sliding rod (303) and a wedge block (304); the end of the sliding rod (303) is fixedly connected to the wedge block (304); the outer wall of the sliding rod (303) is sleeved with a first spring (305); the two ends of the first spring (305) are respectively fixedly connected to the bracket (302) and the wedge block (304); the hemispherical block (306) is fixedly connected to the end of the guide rod (5); and the moving ring (307) is slidably connected to the outer wall of the guide rod (5).

3. The improved mold cylinder structure according to claim 1 is characterized in that: The locking mechanism (4) comprises a driving block (401), a pin rod (402) and a support rod (403); the driving block (401) and the pin rod (402) are both fixedly connected to the surface of the support plate (9); the two support rods (403) are both rotatably connected to the mold frame (1) via a pin shaft; the ends of the support rods (403) are rotatably connected to rollers (404) via bearings; the two support rods (403) are respectively fixedly connected to the two ends of a second spring (405); the outer wall of the support rod (403) is fixedly connected to a locking rod (406); and the outer wall of the locking rod (406) is fixedly connected to a locking block (407).

4. The improved mold cylinder structure according to claim 1 is characterized in that: An upper mold (10) is fixedly connected below the support plate (9), and a mold cavity (11) is arranged inside the mold frame (1).

5. The improved mold cylinder structure according to claim 4 is characterized in that: The outer wall of the upper mold (10) is clearance-matched with the mold cavity (11).

6. The improved mold cylinder structure according to claim 1 is characterized in that: A guide block (12) is fixedly connected to the outer wall of the lead screw nut (8), and the guide block (12) is slidably connected to the outer wall of a guide rod (13), and the guide rod (13) is fixedly connected to the inside of the frame (2).

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