Shock absorber heat sealing die structure with positioning function

Abstract

The utility model discloses a shock absorber heat sealing die structure with a positioning function, which comprises an upper die, a lower die is arranged below the upper die, a hot pressing groove is arranged on the lower die, a hot pressing plate is fixedly arranged below the upper die, the hot pressing plate is matched with the hot pressing groove, the lower die is fixedly connected with four groups of positioning columns, and the positioning columns are matched with the hot pressing groove. Four groups of positioning grooves are formed in the upper die, the positioning grooves are matched with the positioning columns, and an auxiliary positioning mechanism is further arranged on the lower die. According to the utility model, by guiding and limiting the upper die, the upper die and the lower die can be accurately aligned in the die assembly process, and the situation of die collision caused by slight dislocation between the upper die and the lower die in the die assembly process is avoided, so that the occurrence of production faults and the shutdown time are reduced, and the production efficiency of a shock absorber is improved; and meanwhile, the using precision of the heat sealing mold is improved, and the product quality of the shock absorber is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the shock absorber production equipment field, concretely relates to a shock absorber heat sealing mould structure with positioning function. BACKGROUND

[0002] The shock absorber heat sealing mould is a hot-pressing forming mould specially used for shock absorber manufacturing, which tightly combines the related components (such as rubber and metal components) of the shock absorber together through heating and pressure, ensuring the performance and durability of the shock absorber.

[0003] The heat sealing mould plays a crucial role in shock absorber manufacturing, which directly affects the quality and production efficiency of the shock absorber. However, in the existing heat sealing mould, the upper mould and the lower mould may be slightly misaligned during the mould closing process due to accidental shaking of the heat sealing machine pressure plate, causing mould collision and damage to the mould core, which easily causes production failure and downtime, reduces production efficiency, and reduces the precision of the heat sealing mould, adversely affecting the product quality of the shock absorber. SUMMARY

[0004] In view of the technical problem that the existing shock absorber heat sealing mould is prone to misalignment between the upper mould and the lower mould, causing mould collision and reducing production efficiency and affecting product quality, the utility model provides a shock absorber heat sealing mould structure with positioning function.

[0005] The technical scheme adopted by the utility model is: including the upper mould, the lower mould is arranged below the upper mould, the hot-pressing groove is opened on the lower mould, the hot-pressing plate is fixedly installed below the upper mould, the hot-pressing plate is matched with the hot-pressing groove, four groups of positioning columns are fixedly connected on the lower mould, four groups of positioning grooves are opened on the upper mould, the positioning grooves are matched with the positioning columns, and the auxiliary positioning mechanism is further arranged on the lower mould.

[0006] Further, the auxiliary positioning mechanism includes two groups of installation grooves opened on the lower mould, a connecting rod movably arranged in the installation groove and a rotating roller rotatably installed at one end of the connecting rod, and the bottom of the upper mould is provided with a limiting groove matched with the rotating roller.

[0007] By adopting the above technical scheme, the auxiliary positioning mechanism improves the accuracy of the upper mould and the lower mould during the mould closing process.

[0008] Further, two groups of sliding seats are slidingly installed in the installation groove, a spring is fixedly connected between the two groups of sliding seats, a fixed seat is fixedly installed on the sliding seat, and the end of the connecting rod away from the rotating roller is rotatably installed on the fixed seat.

[0009] By adopting the above technical scheme, the installation condition of the connecting rod is provided, and the impact force during the mould closing process is buffered.

[0010] Further, the two side walls of the mounting groove are provided with guide grooves, and guide blocks are slidably installed in the guide grooves and fixedly connected to the side surfaces of the sliding seats.

[0011] By adopting the above technical scheme, the stability of the connecting rod during movement is improved.

[0012] Further, the mounting groove is internally fixedly installed with guide rods, the guide rods penetrate through the two groups of sliding seats and are slidably connected between the two groups of sliding seats, and the spring is sleeved outside the guide rods.

[0013] By adopting the above technical scheme, the stability of the spring during use is improved.

[0014] The beneficial effects of the utility model are as follows: through the cooperation of the two groups of sliding seats, the spring, the connecting rod, the rotating roller and the limiting groove arranged below the lower die, the upper die in the die closing process is preliminarily positioned, the positioning groove can be accurately sleeved on the positioning column, the positioning groove cooperates with the positioning column to guide and limit the movement of the upper die, the upper die and the lower die can be accurately aligned in the die closing process, the occurrence of the die collision caused by the slight misalignment between the upper die and the lower die in the die closing process is avoided, the occurrence of production failure and the downtime length are reduced, the shock absorber production efficiency is improved, the accuracy of the use of the heat sealing die is improved, and the product quality of the shock absorber is improved. BRIEF DESCRIPTION OF DRAWINGS

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

[0016] Figure 2 It is a structure schematic view of the upper die in the utility model;

[0017] Figure 3 It is a structure schematic view of the lower die in the utility model;

[0018] Figure 4 It is a connection schematic view of the sliding seat and the connecting rod in the utility model;

[0019] Figure 5 It is a cross-sectional structure schematic view of the mounting groove in the utility model.

[0020] The reference numerals in the drawing are as follows: 1, upper die; 2, lower die; 3, hot pressing plate; 4, hot pressing groove; 5, positioning column; 6, positioning groove; 7, mounting groove; 8, limiting groove; 9, sliding seat; 10, guide groove; 11, guide block; 12, fixed seat; 13, connecting rod; 14, rotating roller; 15, guide rod; 16, spring. DETAILED DESCRIPTION

[0021] In the description of the utility model, it needs to explain, the term "front", "upper", "lower", "left", "right", "vertical", "horizontal" and so on indicate the orientation or positional relationship is based on the orientation or positional relationship shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicate or imply that the device or element must have a particular orientation, a particular orientation and operation, therefore, it cannot be understood as a limitation on the utility model.

[0022] In the description of the utility model, it needs to explain, unless otherwise expressly provided and limited, the term "installation", "connection", "connection" should be broad understanding, for example, it can be fixed connection, or detachable connection, or integrally connected, it can be directly connected, or indirectly connected through the intermediate medium, it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0023] The following will be combined with the drawings Figures 1-5 Further illustrate the utility model.

[0024] In order to solve the problems in the background art, the present application proposes the following technical scheme: including upper die 1, the lower die 2 is arranged below the upper die 1, the lower die 2 is fixed on the workbench, the upper die 1 is driven by the lifting mechanism (the lifting mechanism can adopt cylinder drive, not shown in the drawing), the hot pressing groove 4 is opened on the lower die 2, the hot pressing plate 3 is fixedly installed below the upper die 1, the hot pressing plate 3 is matched with the hot pressing groove 4, four groups of positioning columns 5 are fixedly connected on the lower die 2, four groups of positioning grooves 6 are opened on the upper die 1, the positioning grooves 6 are matched with the positioning columns 5, the positioning columns 5 and the positioning grooves 6 are uniformly distributed around the lower die 2 and the upper die 1, and the auxiliary positioning mechanism is further arranged on the lower die 2.

[0025] In the shock absorber hot die production, the shock absorber parts are placed in the hot pressing groove 4, the hot pressing plate 3 is heated, the upper die 1 drives the hot pressing plate 3 to move to the lower die 2 direction, in the process of die closing, with the movement of the upper die 1, the positioning groove 6 on the upper die 1 moves into the positioning column 5, the positioning column 5 cooperates with the positioning groove 6 to guide and limit the movement of the upper die 1, so that the upper die 1 can only move in the vertical direction, ensure that the upper die 1 and the lower die 2 are accurately aligned, the hot pressing plate 3 pressurizes and heats the shock absorber parts placed in the hot pressing groove 4, so that the shock absorber parts are closely connected together, the auxiliary positioning mechanism can further improve the accuracy of the upper die 1 and the lower die 2 in the process of die closing, avoid the slight misalignment between the upper die 1 and the lower die 2 in the process of die closing to cause die collision, thereby reducing the occurrence of production failure and downtime, improving production efficiency, at the same time, it also improves the accuracy of the hot die, which is beneficial to improve the product quality of the shock absorber.

[0026] Further illustrate that, the auxiliary positioning mechanism includes two groups of installation groove 7 opened in the lower die 2, the connecting rod 13 movably arranged in the installation groove 7 and the rotating roller 14 rotatably installed at one end of the connecting rod 13, the bottom of the upper die 1 is provided with a limiting groove 8 matched with the rotating roller 14.

[0027] In the process of closing mold, the bottom of the upper die 1 contacts with the rotating roller 14, the rotating roller 14 slides into the limiting groove 8, the limiting groove 8 cooperates with the rotating roller 14 to preliminarily guide and limit the upper die 1, so that the upper die 1 keeps moving downward in the vertical direction, the upper die 1 continues to move downward, the positioning column 5 enters into the positioning groove 6, the positioning column 5 cooperates with the positioning groove 6 to guide and limit the upper die 1 again, further limits the movement of the upper die 1, and the auxiliary positioning mechanism cooperates with the positioning column 5 and the positioning groove 6 to ensure the accuracy of the alignment of the upper die 1 and the lower die 2 in the process of closing mold, thereby avoiding the slight misalignment between the upper die 1 and the lower die 2.

[0028] Further illustrate that, the installation groove 7 is slidably provided with two groups of sliding seats 9, the two groups of sliding seats 9 are fixedly connected with the spring 16, the sliding seat 9 is fixedly provided with the fixed seat 12, and the end of the connecting rod 13 away from the rotating roller 14 is rotatably installed on the fixed seat 12.

[0029] In the process of closing mold, after the rotating roller 14 enters into the limiting groove 8, the upper die 1 drives the rotating roller 14 to synchronously move downward, the rotating roller 14 drives the connecting rod 13 to move downward, the connecting rod 13 drives the two groups of sliding seats 9 to relatively move away through the fixed seat 12, the two groups of sliding seats 9 make the spring 16 stretch and deform, the spring 16 always pulls the two groups of sliding seats 9 to relatively close in order to restore the initial state, so that the rotating roller 14 always has a tendency to move upward, thereby ensuring that the rotating roller 14 is always located in the limiting groove 8 in the process of closing mold, and ensuring the preliminary positioning of the upper die 1, and meanwhile, the spring 16 stores the energy of the impact force of the upper die 1 in the process of stretching and deforming, thereby buffering the impact force of the upper die 1 on the lower die 2 in the process of closing mold, and protecting the mold and the shock absorber part from being damaged.

[0030] Further illustrate that, the two side walls of the installation groove 7 are provided with the guide groove 10, the guide block 11 is slidably installed in the guide groove 10, and the guide block 11 is fixedly connected to the side surface of the sliding seat 9.

[0031] The guide groove 10 cooperates with the guide block 11 to guide and limit the movement of the sliding seat 9, thereby improving the stability of the sliding seat 9 when moving in the installation groove 7, and further improving the stability of the auxiliary positioning mechanism in the process of action.

[0032] Further illustrate that, the guide rod 15 is fixedly installed in the installation groove 7, the guide rod 15 penetrates through the two groups of sliding seats 9 and is slidably connected between the two groups of sliding seats 9, and the spring 16 is sleeved on the outer portion of the guide rod 15.

[0033] The guide rod 15 further guides and limits the two groups of sliding seats 9, and also limits the spring 16, so that the spring 16 is prevented from deviating during stretching deformation or recovery, and the stability of the whole device is improved.

[0034] With reference to the following operation use: in the production of the shock absorber hot die, the shock absorber parts are placed in the hot pressing groove 4, the hot pressing plate 3 is heated, the upper die 1 drives the hot pressing plate 3 to move towards the lower die 2, with the downward movement of the upper die 1, the bottom of the upper die 1 contacts the rotating roller 14, the rotating roller 14 slides into the limiting groove 8, and the limiting groove 8 cooperates with the rotating roller 14 to preliminarily guide and limit the upper die 1, the upper die 1 drives the rotating roller 14 to move downward synchronously, the rotating roller 14 drives the connecting rod 13 to move downward, the connecting rod 13 drives the two groups of sliding seats 9 to move away from each other through the fixed seat 12, the two groups of sliding seats 9 make the spring 16 stretch and deform, the spring 16 makes the rotating roller 14 always located in the limiting groove 8, the upper die 1 continues to move downward, the positioning column 5 enters the positioning groove 6, and the positioning column 5 cooperates with the positioning groove 6 to guide and limit the upper die 1 again, so that the upper die 1 and the lower die 2 are accurately positioned, and the hot pressing plate 3 is pressed and heated on the shock absorber parts placed in the hot pressing groove 4, so that the shock absorber parts are tightly connected together.

[0035] The standard parts used in the utility model can be purchased from the market, and the special-shaped parts can be ordered according to the description and the drawings, and the specific connection mode of each part adopts the conventional means such as bolts, rivets and welding in the prior art, and the machinery, parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, which will not be described in detail here, and the contents not described in detail in the description belong to the prior art known to those skilled in the art.

[0036] Although the embodiments of the utility model have been shown and described, the scope of the utility model is defined by the appended claims and their equivalents for those skilled in the art.

Claims

1. A heat seal mold structure of a shock absorber having a positioning function, characterized by, The utility model relates to a hot-pressing device, including upper mould (1), lower mould (2) are arranged below the upper mould (1), and the lower mould (2) is opened hot-pressing groove (4) on, the hot-pressing plate (3) of fixed installation is installed below the upper mould (1), the hot-pressing plate (3) is adapted with hot-pressing groove (4), four groups of positioning column (5) are fixedly connected on the lower mould (2), four groups of positioning groove (6) are opened in the upper mould (1), and the positioning groove (6) is adapted with positioning column (5), the lower mould (2) still is provided with auxiliary positioning mechanism.

2. The heat seal bar structure with a positioning function according to claim 1, wherein The auxiliary positioning mechanism includes two groups of installation grooves (7) opened on the lower mould (2), a connecting rod (13) movably arranged in the installation groove (7) and a rotating roller (14) rotatably arranged at one end of the connecting rod (13), and the bottom of the upper mould (1) is provided with a limiting groove (8) matched with the rotating roller (14).

3. The heat seal bar structure with a positioning function according to claim 2, wherein Two groups of sliding seats (9) are slidably arranged in the installation groove (7), and the two groups of sliding seats (9) are fixedly connected with springs (16); the sliding seat (9) is fixedly provided with a fixed seat (12); and one end of the connecting rod (13) away from the rotating roller (14) is rotatably arranged on the fixed seat (12).

4. The heat seal bar structure with a positioning function according to claim 3, wherein Guide grooves (10) are formed in the two side walls of the installation groove (7), and guide blocks (11) are slidably arranged in the guide grooves (10) and fixedly connected to the side surfaces of the sliding seats (9).

5. The heat seal bar structure with a positioning function according to claim 4, wherein A guide rod (15) is fixedly arranged in the installation groove (7), the guide rod (15) penetrates through the two groups of sliding seats (9) and is slidably connected between the two groups of sliding seats (9), and the spring (16) is sleeved outside the guide rod (15).

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