Dispensing valve heating device

Abstract

The utility model discloses a dispensing valve heating device which comprises a heater body, the heater body comprises a fixing seat, a heating piece and a temperature sensor, the heating piece and the temperature sensor are arranged on the fixing seat, the fixing seat comprises a bottom plate, a first side plate and a second side plate, and the first side plate and the second side plate are oppositely arranged on the two sides of the bottom plate. A through groove is formed between the first side plate and the second side plate, a first through hole is formed in the middle of the bottom plate, a sleeving part surrounding the first through hole is arranged below the bottom plate in a protruding mode, and an adjusting groove is formed in the first side plate, transversely penetrates through the inner side and the outer side of the first side plate and longitudinally penetrates through the side wall of the sleeving part. And a first clamping piece and a second clamping piece are formed on the first side plate and located on the two sides of the adjusting groove. Through the arrangement of the adjusting groove, the thickness of the bottom plate is reduced, after the heating device is assembled on the valve body, the extending length of the nozzle of the dispensing valve is longer, the dispensing requirements of more products can be met, through the arrangement of the sleeving part, the heating area can be increased, and the nozzle of the dispensing valve can be rapidly and uniformly heated.

Description

TECHNICAL FIELD

[0001] The utility model relates to a point gum valve technical field, especially point gum valve heating device. BACKGROUND

[0002] With the miniaturization of electronic devices, the industry has increasingly high requirements for the glue dispensing precision of the point gum valve, and the nozzle size is also smaller. The problem of the point gum valve using a small nozzle is that when dispensing high-viscosity glue, it often cannot dispense normally due to too much resistance, so the viscosity of the glue needs to be reduced by heating.

[0003] Currently, a common means for the above problem is to provide a heating device outside the nozzle. The existing heating device usually has an adjusting groove for adapting to different nozzle sizes. The adjusting groove is locked by a bolt, but because the adjusting groove is not reasonably grooved, the thickness of the bottom plate of the heating device is too thick, and the length of the nozzle exposed to the bottom plate after assembly is short, which limits the dispensing range and reduces the precision. INVENTION CONTENTS

[0004] The utility model provides a simple structure's point gum valve heating device in view of prior art's existing shortcoming, its bottom plate thickness is thinner, after the heater is assembled to the valve body, the length that the nozzle can stretch is longer, can adapt to more product's point gum requirement.

[0005] To achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A point gum valve heating device, comprising a heater body, the heater body comprising a fixing seat, a heating element and a temperature sensor arranged on the fixing seat, the fixing seat comprising a bottom plate and first and second side plates oppositely arranged on both sides of the bottom plate, a through groove being formed between the first and second side plates, a first through hole being provided in the middle of the bottom plate, a sleeve part being provided around the first through hole below the bottom plate, an adjusting groove being provided on the first side plate, the adjusting groove horizontally penetrating the first side plate on both sides and vertically penetrating the sleeve part side wall, first and second clamping members being formed on both sides of the adjusting groove of the first side plate.

[0007] Preferably, the first clamping member is provided with a second through hole, and the second clamping member is provided with a screw hole coaxially arranged with the second through hole.

[0008] Preferably, the second side plate is provided with first and second mounting holes for mounting the heating element and the temperature sensor.

[0009] Preferably, the second side plate is provided with a boss, and the top of the boss is provided with a perforation for the wire harness of the heating element and the temperature sensor to pass through.

[0010] Preferably, the perforation is in communication with the first and second mounting holes.

[0011] Preferably, the axial direction of the first mounting hole and the second mounting hole is parallel to the direction in which the through groove extends.

[0012] Preferably, the thickness of the first side plate and the second side plate is greater than the thickness of the bottom plate.

[0013] Preferably, the bottom plate is provided with a notch near one end of the second clamping member, the notch penetrates the upper and lower surfaces of the bottom plate, and the notch is located on the side of the bottom plate close to the second side plate.

[0014] The utility model discloses the beneficial effects of:

[0015] (1) by setting the adjusting groove, make the bottom plate thickness thin, after heating device assembly to the valve body, the length that glue dispensing valve nozzle projects is longer, can adapt more product's glue dispensing requirement;

[0016] (2) by setting the sleeve part, can increase the heating area, can to glue dispensing valve nozzle fast and even heating.

[0017] To more clearly set forth the structural features, technical means and the concrete purpose and function that it reached of the utility model, below combining with the specific embodiment to the utility model make further detailed explanation: BRIEF DESCRIPTION OF DRAWINGS

[0018] Fig. 1 It is the first perspective structure schematic diagram of the embodiment of the utility model;

[0019] Fig. 2 It is the second perspective structure schematic diagram of the embodiment of the utility model;

[0020] Fig. 3 It is the plan view of the embodiment of the utility model.

[0021] Explanation of figure mark:

[0022] 10, bottom plate;11, first through hole;12, sleeve part;13, adjusting groove;14, notch;15, through groove;20, first side plate;21, first clamping member;22, second clamping member;23, second through hole;24, screw hole;30, second side plate;31, boss;32, perforation;33, first mounting hole;34, second mounting hole. DETAILED DESCRIPTION

[0023] In the description of the utility model, it needs to explain, the term "center", "upper", "lower", "left", "right", "vertical", "horizontal", "internal", "external" and so on indicate the orientation or position relation based on the orientation or position relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicate or imply the position or element must have a specific orientation, construct and operate in a specific orientation, therefore, it cannot be understood as the limitation of the utility model.

[0024] In the description of the utility model, it needs to explain, unless another explicit provision and limitation, the term "installation", "connection", "connect" should be broad sense, for example, can be fixed connection, can be detachable connection, or integrally connected, can be mechanical connection, can be electrical connection, can be directly connected, can be indirectly connected through the intermediate medium, can be the communication of two elements inside.For ordinary skilled in the art, the specific meaning of the above-mentioned term in the utility model can be understood according to the specific circumstances.

[0025] Please refer to Figs. 1-3 The utility model discloses a kind of glue dispensing valve heating devices, including heater body, the heater body includes fixed seat and the heating piece (not shown) of setting on the fixed seat, temperature sensor (not shown), the fixed seat includes bottom plate 10 and the first side plate 20 and second side plate 30 oppositely arranged in bottom plate 10 both sides, through slot 15 is formed between the first side plate 20 and second side plate 30, first through-hole 11 is equipped in the middle of bottom plate 10, specifically, bottom plate 10 below is protrudingly provided with the sleeve part 12 around first through-hole 11, adjusting groove 13 is equipped on the first side plate 20, adjusting groove 13 transversely penetrates the inside and outside of first side plate 20 and longitudinally penetrates the side wall of sleeve part 12, first clamping piece 21 and second clamping piece 22 are formed on the both sides of adjusting groove 13, the thickness of first side plate 20 and second side plate 30 is greater than the thickness of bottom plate 10.Assemble, sleeve part 12 is sleeved on the outside of glue dispensing valve nozzle.By setting adjusting groove 13, the thickness of bottom plate 10 is thinned, after heating device is assembled to valve body, the length of glue dispensing valve nozzle is longer, can adapt to more product glue dispensing requirements.By setting sleeve part 12, heating area can be increased, glue dispensing valve nozzle can be quickly and uniformly heated.

[0026] Specifically, the first clamping piece 21 is provided with a second through hole 23, and the second clamping piece 22 has a screw hole 24 coaxially arranged with the second through hole 23. During assembly, a bolt passes through the second through hole 23 and screws into the screw hole 24. The distance between the first clamping piece 21 and the second clamping piece 22 is adjusted by the bolt, thereby adjusting the size of the first through hole 11, and the sleeve part 12 is adapted to glue nozzles of different sizes.

[0027] Specifically, the second side plate 30 is provided with first mounting hole 33 and second mounting hole 34 for installing heating element (not shown) and temperature sensor (not shown), the axial direction of the first mounting hole 33 and the second mounting hole 34 is parallel to the direction of the through slot 15.

[0028] Specifically, the second side plate 30 is provided with a boss 31, the top of the boss 31 is provided with a through hole 32 for the heating element and the temperature sensor wire harness to pass through, the through hole 32 is communicated with the first mounting hole 33 and the second mounting hole 34.

[0029] Specifically, the bottom plate 10 is provided with a notch 14 near one end of the second clamping part 22, the notch 14 penetrates the upper and lower surfaces of the bottom plate 10, the notch 14 is located on the side of the bottom plate 10 close to the second side plate 30, the notch 14 reduces the mechanical strength of the bottom plate 10 at the notch 14, so that the first clamping part 21 and the second clamping part 22 are more easily close to each other or away from each other, facilitating operation.

[0030] The beneficial effects of the utility model are:

[0031] (1) by setting the adjusting groove, the thickness of the bottom plate is thinned, after the heating device is assembled to the valve body, the length of the glue dispensing valve nozzle is longer, and more products can be adapted to the glue dispensing requirements;

[0032] (2) by setting the sleeve part, the heating area can be increased, and the glue dispensing valve nozzle can be quickly and uniformly heated.

[0033] The above is only a preferred embodiment of the utility model, and does not limit the utility model, so any modification, equivalent replacement, improvement, etc. according to the technical actuality of the utility model to the above embodiment still belongs to the scope of the utility model technical scheme.

Claims

1. A valve heating apparatus for dispensing valves, comprising a heater body, wherein, The heater body comprises a fixing base and a heating element and a temperature sensor arranged on the fixing base, the fixing base comprises a bottom plate and first and second side plates arranged oppositely on two sides of the bottom plate, a through slot is formed between the first and second side plates, a first through hole is arranged in the middle of the bottom plate, a sleeve part is arranged around the first through hole below the bottom plate, an adjusting slot is arranged on the first side plate, the adjusting slot transversely penetrates the first side plate from the inside to the outside and longitudinally penetrates the side wall of the sleeve part, and the first clamping part and the second clamping part are formed on both sides of the adjusting slot.

2. The heating device for a glue dispensing valve according to claim 1, wherein The first clamping part is provided with a second through hole, and the second clamping part is provided with a screw hole coaxially arranged with the second through hole.

3. The valve heating apparatus of claim 1, wherein the valve heating apparatus further comprises a heating element disposed within the housing and in contact with the valve. The second side plate is provided with a first mounting hole and a second mounting hole for mounting the heating element and the temperature sensor.

4. The valve heating apparatus of claim 1, wherein the valve heating apparatus further comprises a heating element disposed within the housing and in contact with the valve. A boss is arranged on the second side plate, and a through hole is arranged on the top of the boss for the wire harness of the heating element and the temperature sensor to pass through.

5. The valve heating apparatus of claim 4, wherein the heating element is a wire wound around the valve. 5 The through hole is in communication with the first mounting hole and the second mounting hole.

6. The valve heating apparatus of claim 5, wherein the valve heating apparatus further comprises a heating element disposed within the housing and in contact with the valve. The axial direction of the first mounting hole and the second mounting hole is parallel to the extension direction of the through slot.

7. The valve heating apparatus of claim 1, wherein the valve heating apparatus is configured to heat the valve to a temperature of about 60 °C to about 80 °C. The thickness of the first side plate and the second side plate is greater than the thickness of the bottom plate.

8. The valve heating apparatus of claim 1, wherein the valve heating apparatus is configured to heat the valve to a temperature of about 50°C to about 150°C. The bottom plate is provided with a notch near the second clamping part, the notch penetrates the upper and lower surfaces of the bottom plate, and the notch is located on the side of the bottom plate close to the second side plate.

Images