Bottom die for ultrasonic welding machine

Abstract

The utility model discloses a bottom die for an ultrasonic welding machine, which comprises a die holder, the upper side surface of the die holder is provided with a mounting groove, the mounting groove is internally provided with a bottom die, the front side surface of the die holder is provided with an abdicating groove, the abdicating groove is communicated with the interior of the mounting groove, the inner wall of the abdicating groove is provided with a stabilizing groove, and the stabilizing groove is communicated with the interior of the mounting groove. A water inlet pipe and a water outlet pipe are arranged on the surface of the front side of the bottom die, stabilizing rings sleeve the outer surfaces of the water inlet pipe and the water outlet pipe, a cooling cavity is formed in the bottom die, a circulating cooling pipe is fixedly connected to the inner wall of the cooling cavity, and the two ends of the circulating cooling pipe are connected with the water inlet pipe and the water outlet pipe correspondingly; the surface of the lower side of the workpiece can be directly cooled through the circulating cooling pipe in the bottom die, and the outer side of the workpiece is cooled by making contact with external air flow, so that the problem that the cooling efficiency is low due to the fact that the lower side of the workpiece cannot be directly cooled in a traditional structure is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to ultrasonic welding machine bottom die, concretely is a kind of bottom die for ultrasonic welding machine. BACKGROUND

[0002] Ultrasonic welding is to utilize high-frequency vibration wave to be transmitted to the surface of two objects to be welded, under pressure, make two object surfaces rub each other and form the fusion between molecular layer.

[0003] At present, because heat is concentrated on it due to high-frequency friction in welding, causes the problems such as part and bottom die adhesion during welding, part deformation during demolding, therefore, to prevent heat accumulation of bottom die, cooling treatment needs to be carried out to bottom die in ultrasonic welding process, traditional cooling means is air cooling, that is, the external gas source is continuously blown to the outer surface of bottom die cooling air flow, the cooling speed of this means is not only slow, and cannot cool the lower side of workpiece, further reduces the cooling efficiency, in view of this, we propose a kind of bottom die for ultrasonic welding machine. SUMMARY

[0004] To solve the defects that the prior art exists by external gas source continuously blowing cooling air flow to the outer surface of bottom die, but cooling speed is slow, cannot effectively cool the lower side of workpiece, the utility model provides a kind of bottom die for ultrasonic welding machine.

[0005] To solve the above technical problems, the utility model provides the following technical scheme:

[0006] The utility model discloses a kind of bottom die for ultrasonic welding machine, including die holder, the upper side surface of the die holder is equipped with mounting groove, the inside of the mounting groove is provided with bottom die, the front side surface of the die holder is equipped with let slot, the inside of let slot and mounting groove is communicated, the inner wall of the let slot is equipped with stabilizing groove, the front side surface of the bottom die is provided with water inlet pipe and water outlet pipe, the outer surface of the water inlet pipe and water outlet pipe is all equipped with stabilizing ring, the inside of the bottom die is equipped with cooling cavity, the inner wall of the cooling cavity is fixedly connected with circulating cooling pipe, the two ends of the circulating cooling pipe are connected with water inlet pipe and water outlet pipe respectively, the front side of the die holder is provided with cooling box, the inside of the cooling box is provided with circulating assembly.

[0007] As a preferred technical scheme of the utility model, the circulating assembly includes water pump, the water pump is fixedly connected at the bottom wall of cooling box, water outlet pipe and water inlet pipe are all screw-connected with transmission pipe, two transmission pipes are extended into the inside of cooling box respectively.

[0008] As a preferred technical scheme of the utility model, the output end of the water pump is connected with the right transmission pipe, and the inner wall of the cooling box is fixedly connected with two groups of triangular blocks.

[0009] As a preferred technical scheme of the utility model, the installation frame is slidably connected between the two triangular blocks, the inner wall of the installation frame is fixedly connected with a filter plate, and the upper surface of the installation frame is fixedly connected with a top plate.

[0010] As a preferred technical scheme of the utility model, the upper surface of the top plate is provided with a ventilation cooling groove, the ventilation cooling groove is arranged at the left half of the top plate, and the upper surface of the top plate is fixedly connected with a control handle.

[0011] As a preferred technical scheme of the utility model, the upper surface of the top plate is provided with a ventilation cooling groove, the ventilation cooling groove is arranged at the left half of the top plate, and the upper surface of the top plate is fixedly connected with a control handle.

[0012] As a preferred technical scheme of the utility model, the lower surface of the installation plate is fixedly connected with a pressing cylinder, the lower end of the pressing cylinder is fixedly connected with a pressing plate, and the pressing plate is slidably arranged on the outer surface of the two limiting rods.

[0013] As a preferred technical scheme of the utility model, the lower surface of the pressing plate is provided with a protrusion, the upper surface of the bottom die is provided with a stepped placing groove, and the protrusion is matched with the lowermost placing groove.

[0014] The utility model discloses a bottom die for ultrasonic welding machine, which can directly cool the lower surface of the workpiece through the circulating cooling pipe in the bottom die and contact the external air flow to cool the outer side of the workpiece, thereby avoiding the problem of slow cooling efficiency caused by the fact that the lower side of the workpiece cannot be directly cooled in the traditional structure.

[0015] The utility model discloses a bottom die for ultrasonic welding machine, which can realize one die with multiple uses through the stepped placing groove, can simultaneously cool the lower side and the outer side of the workpiece during cooling through the recessed placing groove, further improves the cooling efficiency, and can improve the cooling speed of the water flow in the cooling box through the ventilation cooling groove DRAWINGS

[0016] The drawings are used to provide a further understanding of the utility model, constitute a part of the specification, are used together with the embodiments of the utility model to explain the utility model, and do not constitute the limitation on the utility model. In the drawings:

[0017] Figure 1 It is the whole structure schematic view of a bottom die for ultrasonic welding machine of the utility model.

[0018] Figure 2 is the structural schematic diagram of the installation frame of the utility model;

[0019] Figure 3 is the structural schematic diagram of the cooling cavity of the utility model;

[0020] Figure 4 is the utility model Figure 1 A enlarged view of the middle A.

[0021] In the figure: 1, die holder; 2, installation groove; 3, bottom die; 4, give way groove; 5, stabilizing groove; 6, water inlet pipe; 7, water outlet pipe; 8, stabilizing ring; 9, cooling cavity; 10, circulating cooling pipe; 11, cooling box; 12, water pump; 13, transmission pipe; 14, triangular block; 15, installation frame; 16, top plate; 17, ventilation cooling groove; 18, control handle; 19, limiting rod; 20, mounting plate; 21, compression cylinder; 22, pressing plate; 23, protrusion; 24, placing groove; 25, filter plate. DETAILED DESCRIPTION

[0022] The preferred embodiments of the utility model are described below in conjunction with the drawings, and it should be understood that the preferred embodiments described here are only used to illustrate and explain the utility model, and are not used to limit the utility model.

[0023] Embodiment: as shown in Figure 1 , Figure 2 , Figure 3 and Figure 4 indicated, the utility model discloses a bottom die for ultrasonic welding machine, including die holder 1, the upper side surface of die holder 1 is equipped with installation groove 2, the inside of installation groove 2 is provided with bottom die 3, the front side surface of die holder 1 is equipped with give way groove 4, give way groove 4 communicates with the inside of installation groove 2, the inner wall of give way groove 4 is equipped with stabilizing groove 5, the front side surface of bottom die 3 is provided with water inlet pipe 6 and water outlet pipe 7, the outer surface of water inlet pipe 6 and water outlet pipe 7 is all equipped with stabilizing ring 8, the inside of bottom die 3 is equipped with cooling cavity 9, the inner wall of cooling cavity 9 is fixedly connected with circulating cooling pipe 10, the two ends of circulating cooling pipe 10 are connected with water inlet pipe 6 and water outlet pipe 7 respectively, the front side of die holder 1 is provided with cooling box 11, cooling box 11 is provided with circulating assembly in the inside, can directly cool the downside surface of workpiece through the circulating cooling pipe 10 in bottom die 3, and the outside of workpiece is cooled by contacting outside air flow, to avoid the problem of slow cooling efficiency caused by the fact that the downside of workpiece cannot be directly cooled in traditional structure.

[0024] The circulating assembly comprises a water pump 12 fixedly connected to the bottom wall of the cooling box 11, a delivery pipe 13 threadedly connected to the water outlet pipe 7 and the water inlet pipe 6, two delivery pipes 13 respectively extending into the interior of the cooling box 11, the output end of the water pump 12 connected to the right delivery pipe 13, two groups of triangular blocks 14 fixedly connected to the inner wall of the cooling box 11, the two groups of triangular blocks 14 being mirror images, an installation frame 15 slidingly connected between the two triangular blocks 14, a filter plate 25 fixedly connected to the inner wall of the installation frame 15, a top plate 16 fixedly connected to the upper side surface of the installation frame 15, a ventilation cooling groove 17 formed in the upper side surface of the top plate 16, the ventilation cooling groove 17 being arranged at the left half of the top plate 16, a control handle 18 fixedly connected to the upper side surface of the top plate 16, two limiting rods 19 fixedly connected to the upper end of the two limiting rods 19, an installation plate 20 fixedly connected to the lower side surface of the installation plate 20, a pressing cylinder 21 fixedly connected to the lower end of the pressing cylinder 21, a pressing plate 22 slidingly sleeved on the outer surface of the two limiting rods 19, a protrusion 23 arranged on the lower side surface of the pressing plate 22, a stepped placing groove 24 formed in the upper side surface of the bottom die 3, the protrusion 23 matched with the lowermost placing groove 24, the stepped placing groove 24 capable of achieving one die for multiple uses, the recessed placing groove 24 capable of cooling the lower side and the outer side of the workpiece at the same time during cooling, further improving the cooling efficiency, and the ventilation cooling groove 17 capable of improving the cooling speed of the water flow in the cooling box 11 after circulation.

[0025] During operation, the workpiece is placed in the stepped placing groove 24 with appropriate size, then the pressing plate 22 is lowered by the pressing cylinder 21, the workpiece is fixed and pressed after the pressing plate 22 is lowered, the upper side welding head is driven and controlled to weld, the water flow in the cooling box 11 is input into the interior of the water inlet pipe 6 through the right delivery pipe 13 by the water pump 12 during cooling, then the water flow is delivered into the interior of the circulating cooling pipe 10 through the water inlet pipe 6, the bottom die 3 and the upper side workpiece are cooled by the circulating cooling pipe 10, the water flow after use enters the interior of the cooling box 11 through the water outlet pipe 7 and is filtered by the filter plate 25, and after filtering, the water flow reenters the input area, the water flow in the interior of the cooling box 11 can be cooled by the ventilation cooling groove 17 formed in the top plate 16, and foreign matters in the external environment can be prevented from entering the interior of the cooling box 11, and when the filter plate 25 is cleaned and replaced, the installation frame 15 and the filter plate 25 can be directly lifted by the control handle 18 cooperating with the top plate 16, so that the replacement is facilitated.

[0026] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application have been described in detail, for the skilled in the art, it still can be modified, or for the equivalent replacement of part of the technical features of the technical solutions recorded in the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, shall be included within the scope of the present application.

Claims

1. A bottom die for an ultrasonic welding machine comprising a die seat (1), characterized in that, The upper surface of the mold base (1) is provided with a mounting groove (2), the inside of the mounting groove (2) is provided with a bottom die (3), the front surface of the mold base (1) is provided with a let slot (4), the let slot (4) is communicated with the inside of the mounting groove (2), the inner wall of the let slot (4) is provided with a stabilizing groove (5), the front surface of the bottom die (3) is provided with a water inlet pipe (6) and a water outlet pipe (7), the outer surface of the water inlet pipe (6) and the water outlet pipe (7) is sleeved with a stabilizing ring (8), the inside of the bottom die (3) is provided with a cooling cavity (9), the inner wall of the cooling cavity (9) is fixedly connected with a circulating cooling pipe (10), the two ends of the circulating cooling pipe (10) are connected with the water inlet pipe (6) and the water outlet pipe (7) respectively, the front side of the mold base (1) is provided with a cooling box (11), the inside of the cooling box (11) is provided with a circulating assembly.

2. A sonotrode for an ultrasonic welding machine according to claim 1, characterized in that The circulating assembly comprises a water pump (12), the water pump (12) is fixedly connected to the bottom wall of the cooling box (11), the water outlet pipe (7) and the water inlet pipe (6) are both threadedly connected with a transmission pipe (13), the two transmission pipes (13) extend into the inside of the cooling box (11) respectively.

3. An anvil for an ultrasonic welding machine according to claim 2, wherein The output end of the water pump (12) is connected with the right transmission pipe (13), the inner wall of the cooling box (11) is fixedly connected with two groups of triangular blocks (14), the two groups of triangular blocks (14) are mirror image arranged.

4. A sonotrode for an ultrasonic welding machine according to claim 3, characterized in that The two triangular blocks (14) are slidably connected with a mounting frame (15), the inner wall of the mounting frame (15) is fixedly connected with a filter plate (25), the upper surface of the mounting frame (15) is fixedly connected with a top plate (16).

5. A sonotrode for an ultrasonic welding machine according to claim 4, characterized in that The upper surface of the top plate (16) is provided with a ventilation cooling groove (17), the ventilation cooling groove (17) is arranged on the left half of the top plate (16), the upper surface of the top plate (16) is fixedly connected with a control handle (18).

6. A sonotrode for an ultrasonic welding machine according to claim 1, characterized in that, The upper surface of the mold base (1) is fixedly connected with two limiting rods (19), the upper ends of the two limiting rods (19) are fixedly connected with a mounting plate (20).

7. A sonotrode for an ultrasonic welding machine according to claim 6, characterized in that The lower surface of the mounting plate (20) is fixedly connected with a pressing cylinder (21), the lower end of the pressing cylinder (21) is fixedly connected with a pressing plate (22), the pressing plate (22) is slidably sleeved on the outer surface of the two limiting rods (19).

8. A sonotrode according to claim 7, characterized in that The lower surface of the pressing plate (22) is provided with a protrusion (23), the upper surface of the bottom die (3) is provided with a stepped placing groove (24), the protrusion (23) is matched with the lowermost placing groove (24).

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