Die connecting structure for vibration friction welding machine

Abstract

The utility model discloses a die connecting structure for a vibration friction welding machine, and relates to the technical field of vibration friction welding machines. The die comprises a bottom plate, guide rods are fixedly connected to the four corners of the top end of the bottom plate, a sliding plate is clamped between the outer sides of the guide rods in a sliding mode, an upper die and a lower die are installed on the opposite sides of the bottom plate and the sliding plate respectively, and connecting assemblies are arranged on the opposite sides of the bottom plate and the sliding plate. A rotating handle is rotated to drive a two-way screw rod to rotate, meanwhile, a movable sleeve is driven to symmetrically move along the outer side of the two-way screw rod, a push plate and an L-shaped rod are driven to move towards the sides away from each other or close to each other along the bottom face of a bottom plate through the connecting effect of a connecting rod, and meanwhile, a plurality of clamping hooks are pushed to rotate along the interior of a movable groove; fixing and unlocking of the upper mold and the lower mold are achieved, the problem that the mold is tedious to mount and dismount by screwing fixing screws one by one is avoided, and the assembly efficiency of the mold is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to vibration friction welding machine technical field, concretely is a mould connecting structure for vibration friction welding machine. BACKGROUND

[0002] Vibration friction welding machine (also called vibration friction welding machine), it is a kind of equipment using high frequency vibration and friction heat to carry out plastic welding.It makes two plastic parts under pressure friction heat to melt state by mechanical vibration, and then forms solid welded joint, especially suitable for the welding of thermoplastic plastics.

[0003] However, the traditional vibration friction welding machine mould connecting structure usually includes machine body, mould mounting seat set on the machine body and a plurality of screw holes for fixing mould, when installing mould, the operator needs to align the mould with the mould mounting seat one by one, and uses screwdriver and other tools to tighten a plurality of fixing screws, to ensure that the mould is stably fixed on the machine body, similarly, when disassembling the mould, the fixing screws also need to be loosened one by one, so that the mould can be removed from the machine body, the operation mode of loosening the fixing screws one by one not only consumes time and effort, but also can cause the instability of mould installation due to the inconsistency of screw tightening degree, and then affect the welding quality and efficiency, to solve the above problems, the inventor proposes a kind of mould connecting structure for vibration friction welding machine to solve the above problems. CONTENT OF UTILITY MODEL

[0004] In order to solve the problem of quick installation and disassembly of vibration friction welding machine mould;The utility model aims at providing a kind of mould connecting structure for vibration friction welding machine.

[0005] To solve the above technical problems, the utility model adopts the following technical scheme: a kind of mould connecting structure for vibration friction welding machine, including bottom plate, the top end four corners of the bottom plate are all fixedly connected with guide rod, the outer side between the guide rod is slidably connected with sliding plate, the opposite side of the bottom plate and sliding plate is respectively installed with upper die and lower die, the opposite side of the bottom plate and sliding plate is all provided with connecting assembly, the connecting assembly is used to be fixed to the upper die and lower die respectively.

[0006] Preferably, the connecting assembly comprises two side plates fixedly connected to opposite sides of the bottom plate and the guide rod, a bidirectional screw rod rotationally connected between the two side plates, two moving sleeves symmetrically distributed in threaded connection with the outside of the bidirectional screw rod, two connecting rods symmetrically distributed in rotational connection with the two sides of the moving sleeves, a push plate rotationally connected between the two ends of the two connecting rods away from the moving sleeves, the push plate in sliding connection with the bottom plate and the slide plate respectively, L-shaped rods fixedly connected to the two sides of the push plate, through grooves formed in the two sides of the bottom plate and the slide plate, clamping hooks rotationally connected in the through grooves and clamped with the upper die and the lower die respectively, fixed columns fixedly connected to the ends of the L-shaped rods away from the push plate, and a movable slot formed in the bottom of the clamping hook and in which the fixed column is movably arranged.

[0007] Preferably, positioning blocks are fixedly connected between the top ends of the guide rod, a hydraulic cylinder is fixedly installed at the middle of the top end of the positioning block, a fixed frame is fixedly connected to the piston rod of the hydraulic cylinder, the fixed frame is fixedly connected with the slide plate, and the fixed frame is arranged on the outside of the bidirectional screw rod.

[0008] Preferably, positioning blocks are fixedly connected to three sides of the opposite faces of the bottom plate and the slide plate, and the upper die and the lower die are arranged between the corresponding positioning blocks.

[0009] Compared with the prior art, the utility model has the advantages that:

[0010] By rotating the rotating handle to drive the bidirectional screw rod to rotate, the moving sleeves are simultaneously moved symmetrically along the outside of the bidirectional screw rod, the connecting rods are simultaneously used to drive the push plate and the L-shaped rods to move along the bottom surface of the bottom plate to the side away from each other or the side close to each other, and the plurality of clamping hooks are simultaneously rotated along the inside of the movable slot, so that the upper die and the lower die are fixed and unlocked, the problem of complicated installation and disassembly operation of the mold by screwing the fixing screws one by one is avoided, and the assembly efficiency of the mold is further improved. BRIEF DESCRIPTION OF DRAWINGS

[0011] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained by those skilled in the art without creative labor.

[0012] Figure 1 It is a whole structure schematic view of the utility model.

[0013] Figure 2This is a schematic diagram of the connecting component in this utility model.

[0014] Figure 3 This utility model Figure 2 Enlarged view of point A in the middle.

[0015] Figure 4 This is a schematic diagram showing the relative position of the positioning block and the base plate in this utility model.

[0016] Figure 5 This is a schematic diagram of the partially disassembled structure of this utility model.

[0017] In the diagram: 1. Base plate; 2. Guide rod; 3. Slide plate; 4. Upper mold; 5. Lower mold; 6. Connecting assembly; 61. Side plate; 62. Two-way lead screw; 63. Moving sleeve; 64. Connecting rod; 65. Push plate; 66. L-shaped rod; 67. Fixed column; 68. Hook; 69. Movable groove; 610. Through groove; 7. Rotary handle; 8. Positioning block; 9. Hydraulic cylinder; 10. Fixed frame. Detailed Implementation

[0018] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0019] Example: Figures 1-5 As shown, this utility model provides a mold connection structure for a vibration friction welding machine, including a base plate 1. Guide rods 2 are fixedly connected to the four corners of the top of the base plate 1. Slide plates 3 are slidably engaged between the outer sides of the guide rods 2. An upper mold 4 and a lower mold 5 are respectively installed on the opposite side of the base plate 1 and the slide plates 3. A connecting component 6 is provided on the opposite side of the base plate 1 and the slide plates 3. The connecting component 6 is used to fix the upper mold 4 and the lower mold 5 respectively.

[0020] The connecting assembly 6 includes two side plates 61, which are fixedly connected to the opposite side of the base plate 1 and the guide rod 2. A bidirectional lead screw 62 is rotatably connected between the two side plates 61. Two symmetrically distributed movable sleeves 63 are threaded to the outer side of the bidirectional lead screw 62. Two symmetrically distributed connecting rods 64 are rotatably connected to both sides of the movable sleeves 63. A push plate 65 is rotatably connected between the ends of the two connecting rods 64 away from the movable sleeves 63. The push plate 65 is slidably connected to the base plate 1 and the slide plate 3 respectively. L-shaped rods 66 are fixedly connected to both sides of the push plate 65. Through grooves 610 are opened on both sides of the base plate 1 and the slide plate 3. Hooks 68 are rotatably connected inside the through grooves 610. The hooks 68 are engaged with the upper mold 4 and the lower mold 5 respectively.

[0021] By adopting the technical scheme, the bidirectional screw rod 62 is rotated, the moving sleeve 63 is symmetrically moved along the outside of the bidirectional screw rod 62, the connecting rod 64 is connected, the push plate 65 and the L-shaped rod 66 are moved to the side away from or close to each other along the bottom surface of the bottom plate 1, and the plurality of clamping hooks 68 are rotated along the inside of the movable slot 69.

[0022] The end of the L-shaped rod 66 away from the push plate 65 is fixedly connected with the fixed column 67, and the bottom of the clamping hook 68 is provided with the movable slot 69.

[0023] By adopting the technical scheme, the movable slot 69 is provided, the movement of the fixed column 67 is compensated by the movable slot 69 when the L-shaped rod 66 is vertically moved, so that the clamping hook 68 is rotated.

[0024] One end of the bidirectional screw rod 62 extends to one side of the side plate 61 and is fixedly connected with the rotating handle 7.

[0025] By adopting the technical scheme, the rotating handle 7 is arranged, the bidirectional screw rod 62 is better rotated and adjusted, and the upper die 4 and the lower die 5 are conveniently installed and disassembled.

[0026] The positioning block 8 is fixedly connected between the top ends of the guide rod 2, the hydraulic cylinder 9 is fixedly installed at the top middle of the positioning block 8, the piston rod of the hydraulic cylinder 9 is fixedly connected with the fixed frame 10, the fixed frame 10 is fixedly connected with the sliding plate 3, and the fixed frame 10 is covered on the outside of the bidirectional screw rod 62.

[0027] By adopting the technical scheme, the sliding plate 3 is moved to one side of the bottom plate 1 by the extension and retraction of the piston rod of the hydraulic cylinder 9, the gravity of the upper die 4 acts on the top end of the lower die 5, and the upper die 4 is conveniently installed and disassembled.

[0028] The positioning block 8 is fixedly connected to the three sides of the opposite surface of the bottom plate 1 and the sliding plate 3, and the upper die 4 and the lower die 5 are arranged between the corresponding positioning blocks 8.

[0029] By adopting the technical scheme, the positioning block 8 is arranged, and the positions of the upper die 4 and the lower die 5 are positioned.

[0030] Working principle: when installing the mold of the vibration friction welding machine, the lower mold 5 is placed between the positioning blocks 8 on the top end of the base plate 1, then the upper mold 4 is placed on the top end of the lower mold 5 and corresponds to the lower mold 5, the piston rod of the hydraulic cylinder 9 is elongated, the sliding plate 3 is pushed to move to one side of the upper mold 4 and is in contact with the upper mold 4, then the handle 7 is rotated, the bidirectional screw rod 62 is rotated, the moving sleeve 63 is moved along the outside of the bidirectional screw rod 62 to the side that is close to each other, the connecting rod 64 is connected, the push plate 65 and the L-shaped rod 66 are moved along the bottom surface of the base plate 1 to the side that is away from each other, the plurality of hooks 68 are rotated along the inside of the movable groove 69, the hooks 68 are respectively clamped with the upper mold 4 and the lower mold 5, and the handle 7 is tightened;

[0031] When it is necessary to disassemble the upper mold 4 and the lower mold 5, the upper mold 4 and the lower mold 5 are closed under the pushing of the hydraulic cylinder 9, then the handle 7 is reversely rotated, the hooks 68 are not clamped with the upper mold 4 and the lower mold 5, so that the upper mold 4 and the lower mold 5 are conveniently disassembled.

[0032] Obviously, those skilled in the art can make various modifications and variations to the utility model without departing from the spirit and scope of the utility model. Thus, if these modifications and variations of the utility model belong to the scope of the utility model claims and equivalent technologies, the utility model also intends to include these modifications and variations.

Claims

1. A die connection structure for a vibration friction welding machine, comprising a base plate (1), characterized in that: The top end of the bottom plate (1) is fixedly connected with a guide rod (2), the outer side of the guide rod (2) is slidably connected with a sliding plate (3), the opposite side of the bottom plate (1) and the sliding plate (3) is respectively provided with an upper die (4) and a lower die (5), the opposite side of the bottom plate (1) and the sliding plate (3) is provided with a connecting assembly (6), and the connecting assembly (6) is used for fixing the upper die (4) and the lower die (5).

2. The die connection structure for a vibration friction welding machine according to claim 1, wherein The connecting assembly (6) comprises two side plates (61) fixedly connected to the opposite side of the bottom plate (1) and the guide rod (2), a bidirectional screw rod (62) rotatably connected between the two side plates (61), two moving sleeves (63) symmetrically distributed and threadedly connected to the outer side of the bidirectional screw rod (62), two connecting rods (64) symmetrically distributed and rotatably connected to the two sides of the moving sleeve (63), a push plate (65) rotatably connected between the two ends of the two connecting rods (64) away from the moving sleeve (63), the push plate (65) being slidably connected with the bottom plate (1) and the sliding plate (3), an L-shaped rod (66) fixedly connected to the two sides of the push plate (65), a through groove (610) formed in the two sides of the bottom plate (1) and the sliding plate (3), and a clamping hook (68) rotatably connected in the through groove (610) and clamped with the upper die (4) and the lower die (5).

3. The die connection structure for a vibration friction welding machine according to claim 2, wherein The L-shaped rod (66) is fixedly connected with a fixed column (67) at the end away from the push plate (65), and the bottom of the clamping hook (68) is provided with a movable groove (69), and the fixed column (67) is movably arranged in the movable groove (69).

4. The die connection structure for a vibration friction welding machine according to claim 2, wherein One end of the bidirectional screw rod (62) extends to one side of the side plate (61) and is fixedly connected with a rotating handle (7).

5. The die connection structure for a vibration friction welding machine according to claim 2, wherein The top end of the guide rod (2) is fixedly connected with a positioning block (8), the top end of the positioning block (8) is fixedly connected with a hydraulic cylinder (9), the piston rod of the hydraulic cylinder (9) is fixedly connected with a fixed frame (10), the fixed frame (10) is fixedly connected with the sliding plate (3), and the fixed frame (10) covers the outer side of the bidirectional screw rod (62).

6. The die connection structure for a vibration friction welding machine according to claim 1, wherein The opposite side of the bottom plate (1) and the sliding plate (3) is fixedly connected with a positioning block (8), and the upper die (4) and the lower die (5) are arranged between the corresponding positioning blocks (8).

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