Gearbox die

Abstract

The utility model relates to the technical field of gear box dies, in particular to a gear box die which comprises a shell and a gear box lower die, the top of the shell is fixedly connected with the bottom of the gear box lower die, the inner wall of the shell is connected with a control structure, and a gear box upper die is attached to the top of the gear box lower die. The top of the gearbox upper die is connected with an opening and closing structure. In a control structure, a motor is connected with a power supply, a working output shaft of the motor drives a straight rod to rotate, the rotating straight rod drives a first gear to rotate, the first gear drives a second gear to rotate, the rotating second gear drives a screw rod to rotate, the screw rod drives a vertical cylinder to move upwards, and the moving vertical cylinder is matched with a top plate to drive a gear box upper die to move upwards; the upper die and the lower die are separated, two-way simultaneous lifting is achieved, the upper die is prevented from being stuck when moving, normal use of the gearbox die is guaranteed, and the model forming rate of the gearbox die is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to gear case mould technical field, concretely is a gear case mould. BACKGROUND

[0002] Gear case mould plays the role of fixing and supporting plastic material in injection molding process, ensures that each part of plastic gear reduction gearbox can be accurately and stably formed.

[0003] For example, the authorized announcement number is "CN219947406U" a gear case mould, the buffer mechanism includes the slot, the guide sliding ring, the guide sliding rod, the spring, the contact piece, the mould connecting sleeve, the switch connecting frame, the speed reduction switch, the stop switch and the contact, gear case lower mould top end left and right side respectively set up a group of slot, gear case lower mould slot bottom is connected with the guide sliding ring, the guide sliding ring inner wall and the guide sliding rod outer wall slidingly connected, switch connecting frame right side lower end is connected with stop switch, but in the gear case mould use, the upper die lifting adopts single side power control, when the power source works, will make the upper die exist power source side first to the upward trend, subsequently the other side upward, like this easily appears the upper die inclination situation, makes the upper die lifting to appear the jam, also can influence the internal gear case model, leads to the gear case mould to be unable normal use, reduced the gear case mould's model forming rate. UTILITY MODEL CONTENTS

[0004] The utility model aims at solving the problem of gear case mould unable normal use, reduces the gear case mould's model forming rate, and proposes a gear case mould.

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

[0006] Design a kind of gear case mould, including shell and gear case lower mould, the top of the shell is fixedly connected with the bottom of the gear case lower mould, the inner wall of the shell is connected with control structure, the top of the gear case lower mould is attached with gear case upper mould, the top of the gear case upper mould is connected with opening and closing structure, and the outer wall bottom of the gear case lower mould is fixedly connected with square plate at four corners respectively.

[0007] Preferably, the control structure includes a motor and a straight rod, the outer wall of the motor is fixedly connected with the inner wall of the shell in front, the output shaft of the motor is fixedly connected with the left side of the straight rod, the outer wall of the straight rod is fixedly connected with a first gear on both sides, the outer wall of the first gear is meshingly connected with a second gear, the top of the second gear is fixedly connected with a screw rod, and the outer wall of the screw rod is threadedly connected with a vertical cylinder.

[0008] Preferably, the outer wall right end of the straight rod is rotatably connected with the inner wall of the shell, and the outer wall below of the screw rod is rotatably connected with the top round mouth of the shell.

[0009] Preferably, the inner top of the vertical cylinder is fixed with a top plate.

[0010] Preferably, the inner top of the vertical cylinder is fixed with a top plate.

[0011] Preferably, the opening and closing structure comprises a vertical pipe and a cap, the bottom of the vertical pipe is communicated with the top of the upper die of the gear box, the outer wall of the vertical pipe is inserted with the cap, and the left and right sides of the cap are respectively fixed with handles.

[0012] The gear box die has the beneficial effects that: in the control structure, the motor is connected to the power supply, the motor works to drive the straight rod to rotate, the rotating straight rod drives the first gear to rotate, the first gear drives the second gear to rotate, the rotating second gear drives the screw rod to rotate, the screw rod drives the vertical cylinder to move upwards, the moving vertical cylinder cooperates with the top plate to drive the upper die of the gear box to move upwards, the upper and lower dies are separated, bidirectional simultaneous lifting is realized, the upper die is prevented from being stuck during movement, the gear box die is ensured to be used normally, and the model forming rate of the gear box die is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a structural schematic view of the utility model;

[0014] Figure 2 It is a structural schematic view of the utility model; Figure 1 It is a structural schematic view of the connection relationship among the outer shell, the motor and the straight rod;

[0015] Figure 3 It is a structural schematic view of the utility model; Figure 2 It is a structural schematic view of the utility model;

[0016] Figure 4 It is a structural schematic view of the utility model; Figure 1 It is a structural schematic view of the connection relationship among the screw rod, the vertical cylinder and the top plate;

[0017] Figure 5 It is a structural schematic view of the utility model; Figure 1 It is a structural schematic view of the connection relationship among the vertical pipe, the cap and the handle;

[0018] Figure 6 It is a structural schematic view of the utility model; Figure 1 It is a structural schematic view of the utility model.

[0019] In the figure: 1, outer shell, 2, control structure, 201, motor, 202, straight rod, 203, first gear, 204, second gear, 205, screw rod, 206, vertical cylinder, 3, opening and closing structure, 301, vertical pipe, 302, cap, 303, handle, 4, lower die of gear box, 5, upper die of gear box, 6, square plate, 7, top plate, 8, square block. DETAILED DESCRIPTION

[0020] The utility model discloses further illustrate below combining with the drawing:

[0021] Embodiment 1:

[0022] Please refer to Figures 1-4 In this embodiment, a gear box mold includes a shell 1 and a gear box lower die 4, the top of the shell 1 is fixed with the bottom of the gear box lower die 4, the inner wall of the shell 1 is connected with control structure 2, the top of the gear box lower die 4 is attached with gear box upper die 5, the gear box lower die 4 and the gear box upper die 5 are composed of gear box grinding tool, the model is selected according to the use demand, and the internal space pattern also needs to be selected according to the requirement of the production gear box, the top of the gear box upper die 5 is connected with opening and closing structure 3, and the outer wall bottom of the gear box lower die 4 is fixed with square plate 6 at four corners respectively.

[0023] Control structure 2 includes motor 201 and straight rod 202, the outer wall of motor 201 is fixed with the inner wall front of shell 1, and motor 201 is servo motor type and is selected according to the use demand, the output shaft of motor 201 is fixed with the left side of straight rod 202, the outer wall left and right sides of straight rod 202 are fixed with first gear 203 respectively, the outer wall of first gear 203 is connected with second gear 204, the top of second gear 204 is fixed with screw rod 205, the outer wall of screw rod 205 is threadedly connected with vertical cylinder 206, the outer wall right end of straight rod 202 is rotatably connected with the inner wall of shell 1, the outer wall end of straight rod 202 is rotatable through the bearing of the inner wall rear of shell 1, the outer wall lower side of screw rod 205 is rotatably connected with the top round mouth of shell 1, the outer wall lower side of screw rod 205 is rotatable through the bearing in the inside of the top round mouth of shell 1, and the inboard top of vertical cylinder 206 is fixed with top plate 7;

[0024] Through control structure 2, motor 201 is connected with power supply, the output shaft of motor 201 works and rotates with straight rod 202, rotating straight rod 202 rotates with first gear 203, first gear 203 rotates with second gear 204, rotating second gear 204 rotates with screw rod 205, screw rod 205 moves upwards with vertical cylinder 206, moving vertical cylinder 206 moves upwards with gear box upper die 5 in cooperation with top plate 7, completes the separation of upper and lower dies, realizes bidirectional simultaneous lifting, avoids the occurrence of jamming when the upper die moves, ensures the normal use of gear box mold, and guarantees the model forming rate of gear box mold.

[0025] The inboard of two top plates 7 is fixed with the top of the front and rear two sides of gear box upper die 5 respectively, and opening and closing structure 3 includes vertical pipe 301 and cap 302, the bottom of vertical pipe 301 is communicated with the top of gear box upper die 5, the outer wall of vertical pipe 301 is inserted with cap 302, cap 302 plays a plugging role to vertical pipe 301, prevents dust from entering, and the left and right sides of cap 302 are fixed with handle 303 respectively, and handle 303 facilitates pulling cap 302 to move up and down.

[0026] Working principle:

[0027] Gearbox mold preparation:

[0028] The bottom of the shell 1 and the square plate 6 are fitted with the connecting part, and then the bolt is screwed from top to bottom through the square plate 6 and the connecting part, then the motor 201 is connected to the power supply, the motor 201 works, the output shaft of the motor 201 rotates with the straight rod 202, the rotating straight rod 202 rotates with the first gear 203, the first gear 203 rotates with the second gear 204, the rotating second gear 204 rotates with the screw rod 205, the screw rod 205 moves the vertical cylinder 206 upwards, the moving vertical cylinder 206 cooperates with the top plate 7 to move the gearbox upper mold 5 upwards, and the upper and lower molds are separated, then the inner wall of the gearbox lower mold 4 and the gearbox upper mold 5 is brushed with mold oil, then the motor 201 is reversely rotated with the straight rod 202, the rotating screw rod 205 reversely rotates the first gear 203 and the second gear 204, the rotating second gear 204 reversely rotates the screw rod 205, and the vertical cylinder 206 moves downwards, the moving vertical cylinder 206 cooperates with the top plate 7 to move the gearbox upper mold 5 downwards and closes the gearbox 4.

[0029] Gearbox mold work:

[0030] Hold the handle 303 and move it upwards, the handle 303 moves the cap 302 upwards, and the cap 302 is separated from the vertical pipe 301, then the material is injected into the mold through the vertical pipe 301, until the backflow occurs at the vertical pipe 301, indicating that the internal space of the mold is filled, after the mold is cooled, the operation of the above-mentioned control structure 2 is installed, the gearbox lower mold 4 and the gearbox upper mold 5 are separated, and then the gearbox model in the mold is taken out.

[0031] Example 2:

[0032] Please refer to Figures 1-4 In this embodiment, the gearbox mold further comprises a square block 8, the outer wall of the square block 8 is fixedly connected with the inner wall of the shell 1, and the inner wall of the square block 8 penetrates the outer wall of the straight rod 202.

[0033] Working principle:

[0034] The square block 8 fills the inner wall of the shell 1, preventing the mold at the top of the shell 1 from being deformed due to excessive weight.

[0035] Although the utility model has been illustrated and described by referring to the preferred embodiments, it should be understood by those skilled in the art that various changes in form and details can be made within the scope of the claims.

Claims

1. A gear box mould comprising a housing (1) and a gear box lower mould (4), the top of the housing (1) being fixed to the bottom of the gear box lower mould (4), characterised in that: The inner wall of the shell (1) is connected with a control structure (2), the top of the gearbox lower die (4) is matched with a gearbox upper die (5), the top of the gearbox upper die (5) is connected with an opening and closing structure (3), and the outer wall bottom of the gearbox lower die (4) is respectively connected with square plates (6).

2. The gear case mold of claim 1, wherein: The control structure (2) comprises a motor (201) and a straight rod (202), the outer wall of the motor (201) is fixedly connected with the front inner wall of the shell (1), the output shaft of the motor (201) is fixedly connected with the left side of the straight rod (202), the outer walls of the left and right sides of the straight rod (202) are respectively fixedly connected with first gears (203), the outer wall of the first gear (203) is meshedly connected with a second gear (204), the top of the second gear (204) is fixedly connected with a screw rod (205), and the outer wall of the screw rod (205) is threadedly connected with a vertical cylinder (206).

3. The gear case mold of claim 2, wherein: The outer wall right end of the straight rod (202) is rotationally connected with the inner wall of the shell (1), and the outer wall lower side of the screw rod (205) is rotationally connected with the top circular opening of the shell (1).

4. The gear case mold of claim 2, wherein: The inner side top of the vertical cylinder (206) is fixedly connected with a top plate (7).

5. The gear case mold of claim 4, wherein: The inner sides of the two top plates (7) are respectively fixedly connected with the front and rear top sides of the gearbox upper die (5).

6. The gear case mold of claim 1, wherein: The opening and closing structure (3) comprises a vertical pipe (301) and a cap (302), the bottom of the vertical pipe (301) is in communication with the top of the gearbox upper die (5), the outer wall of the vertical pipe (301) is inserted with the cap (302), and the left and right sides of the cap (302) are respectively fixedly connected with handles (303).

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