Automatic heat-conducting silicone grease coating device

Abstract

The utility model discloses an automatic heat-conducting silicone grease coating device which comprises a machine frame, a glue storage box, glue scraping plates and a coating mechanism, the glue storage box is arranged in the middle of the machine frame in a front-back sliding mode, the glue scraping plates are arranged above the glue storage box at intervals, and the coating mechanism is arranged at the upper end of the machine frame. The coating mechanism comprises a supporting plate, a first air cylinder, a sliding plate, first sliding rods, first sliding sleeves, first limiting pieces, buffer springs, a fixing base and an adhesive head, the sliding plate is driven by the first air cylinder to slide up and down, the first sliding sleeves are embedded into the two ends of the sliding plate respectively, and the first sliding rods are arranged in the first sliding sleeves in a penetrating mode in an up-down sliding mode. The fixing seats are detachably arranged at the lower ends of the first sliding rods respectively, the first sliding rods are sleeved with the buffer springs respectively, the adhesive heads are detachably arranged at the lower ends of the fixing seats, and adhesive storage holes are formed in the lower ends of the adhesive heads in a concave mode. According to the technical scheme, the heat-conducting silicone grease coating efficiency and precision of the LED bulb lamp can be effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of thermal conductive silicone grease, in particular to an automatic coating device for thermal conductive silicone grease. Background Art

[0002] Heat dissipation is the key issue to be solved in LED bulb lamps, and the heat conduction process before this is even more critical. The most perfect LED heat dissipation structure is thermal components, aluminum substrate heat sink and heat dissipation silicone grease, which means that the thermal conductive silicone grease of the aluminum substrate of LED bulb lamps is particularly important. As a heat dissipation medium, the better the thermal conductivity of thermal conductive silicone grease, the more the temperature is exported, which plays a cooling role. It is applied to the contact surface between the heating element and the heat dissipation facilities of various electronic products and LED lamps, and acts as a heat transfer medium.

[0003] However, currently, thermal grease is mostly applied to LED bulbs manually, which is time-consuming, labor-intensive and inefficient. Utility Model Content

[0004] The main purpose of the utility model is to provide an automatic thermal grease coating device, aiming to solve the technical problem that the existing manual method of coating thermal grease on LED bulb lamps is time-consuming, labor-intensive and inefficient.

[0005] To achieve the above-mentioned purpose, the utility model provides an automatic thermal grease coating device, which includes a frame, a glue storage box, a glue scraper and a coating mechanism. The glue storage box can be slidably arranged in the middle of the frame, the glue scraper is arranged above the glue storage box at intervals, and the upper ends of both sides of the glue scraper are respectively fixedly connected to the frame, and the coating mechanism is arranged at the upper end of the frame. The coating mechanism includes a support plate, a first cylinder, a sliding plate, a first sliding rod, a first sliding sleeve, a first limiting plate, a buffer spring, a fixed seat and a glue head. The two ends of the support plate are respectively fixedly connected to the two sides of the upper end of the frame, the first cylinder is vertically arranged at the upper end of the support plate, and the sliding plate can be slidably arranged below the support plate up and down. The cylinder rod of the first cylinder is fixedly connected to the sliding plate, and the sliding plate is driven by the first cylinder to slide up and down, the first sliding sleeves are respectively embedded in the two ends of the sliding plate, the first sliding rod can be slid up and down in the first sliding sleeves, the first limiting plates are respectively arranged at the upper end of the first sliding rod, and the first limiting plates can respectively abut against the upper end of the first sliding sleeve, the fixing seats are respectively detachably arranged at the lower end of the first sliding rod, the buffer springs are respectively sleeved on the first sliding rod, and the upper and lower ends of the buffer springs are respectively abutted against the lower end of the first sliding sleeve and the upper end of the fixing seat, the glue head is detachably arranged at the lower end of the fixing seat, and a glue storage hole is recessed at the lower end of the glue head.

[0006] Optionally, the coating mechanism further includes a second sliding rod, a second sliding sleeve, and a second limiting piece. The second sliding sleeves are respectively embedded at both ends of the support plate. The second sliding rods are respectively slidably disposed through the second sliding sleeves in the up-and-down direction. The lower ends of the second sliding rods are respectively fixedly connected to the sliding plate. The second limiting pieces are respectively disposed at the upper ends of the second sliding rods, and the second limiting pieces can abut against the upper ends of the second sliding sleeves.

[0007] Optionally, the coating mechanism further includes a first limiting screw rod. The first limiting screw rods are respectively screwed at both ends of the support plate, and the lower ends of the first limiting screw rods can abut against the upper end walls of the sliding plate.

[0008] Optionally, the coating mechanism further includes a first fastening screw. A through hole is recessed at the upper end of the fixed seat. The lower end of the first sliding rod is embedded in the through hole. A plurality of first threaded holes are recessed in the outer peripheral wall of the upper end of the fixed seat along the circumferential direction. The first fastening screws are respectively screwed into the first threaded holes, and the front ends of the first fastening screws can respectively abut against the outer peripheral wall of the first sliding rod.

[0009] Optionally, the coating mechanism further includes a second fastening screw. A receiving groove is recessed at the lower end of the fixed seat. The upper end of the glue head is detachably embedded in the receiving groove. A plurality of second threaded holes are recessed in the outer peripheral wall of the lower end of the fixed seat along the circumferential direction. The second fastening screws are respectively screwed into the second threaded holes, and the second fastening screws can respectively abut against the outer peripheral wall of the glue head.

[0010] Optionally, the coating mechanism further includes a limiting screw. A third threaded hole is recessed in the side wall of the sliding plate. The limiting screw is screwed into the third threaded hole. A limiting groove extending along the length direction is recessed in the outer peripheral wall of the upper end of the first sliding rod, and the limiting screw can respectively abut against the upper and lower ends of the limiting groove.

[0011] Optionally, it further includes a second air cylinder, a third sliding rod, and a third sliding sleeve. The second air cylinder is horizontally disposed on the outer side wall of the frame. The air cylinder rod of the second air cylinder is fixedly connected to the lower end wall of the glue storage box. The third sliding rods are respectively disposed on both sides of the frame. The third sliding sleeves are respectively fixedly connected to the lower end wall of the glue storage box, and the third sliding rods are respectively slidably disposed through the third sliding sleeves.

[0012] Optionally, it further includes a second limiting screw rod. The second limiting screw rod is screwed on the outside of the frame, and the front end of the second limiting screw rod can abut against the glue storage box.

[0013] Adopting the technical solution of the present utility model has the following beneficial effects: In the technical solution of the present utility model, the glue storage box is slidably arranged in the middle of the frame in the front and back directions. The glue scraping plates are arranged above the glue storage box at intervals. The upper ends of both sides of the glue scraping plates are respectively fixedly connected to the frame. The coating mechanism is arranged at the upper end of the frame. The coating mechanism includes a support plate, a first cylinder, a sliding plate, a first sliding rod, a first sliding sleeve, a first limiting piece, a buffer spring, a fixed seat and an adhesive head. The two ends of the support plate are respectively fixedly connected to the two sides of the upper end of the frame. The first cylinder is vertically arranged at the upper end of the support plate. The sliding plate is slidably arranged below the support plate. The cylinder rod of the first cylinder is fixedly connected to the sliding plate. The sliding plate is driven to slide up and down by the first cylinder. The first sliding sleeves are respectively embedded at both ends of the sliding plate. The first sliding rods are respectively slidably penetrated through the first sliding sleeves in the up and down directions. The first limiting pieces are respectively arranged at the upper ends of the first sliding rods, and the first limiting pieces can respectively abut against the upper ends of the first sliding sleeves. The fixed seats are respectively detachably arranged at the lower ends of the first sliding rods. The buffer springs are respectively sleeved on the first sliding rods, and the upper and lower ends of the buffer springs respectively abut against the lower ends of the first sliding sleeves and the upper ends of the fixed seats. The adhesive head is detachably arranged at the lower end of the fixed seat. The adhesive head is driven by the first cylinder to move downward until it penetrates into the glue storage box, contacts the thermal conductive silicone grease, and adheres the thermal conductive silicone grease to the lower end of the adhesive head and the glue storage hole. Then, the adhesive head is driven by the first cylinder to rise, the second cylinder drives the glue storage box to retreat, the loading fixture rises, and then the adhesive head is driven by the first cylinder to move downward until the adhesive head contacts the bulb lamp, so as to realize automatically coating the thermal conductive silicone grease on the contact surface between the heating element and the heat dissipation facility of the LED bulb lamp, thereby effectively improving the coating efficiency and accuracy of the thermal conductive silicone grease of the LED bulb lamp. Moreover, during the sliding process of the glue storage box, the thermal conductive silicone grease can be evenly spread in the glue storage box through the glue scraping plates, which is convenient for the adhesive head to adhere to the thermal conductive silicone grease. Description of the Drawings

[0014] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on the structures shown in these drawings.

[0015] Figure 1 Overall structure schematic diagram of an automatic thermal conductive silicone grease coating device according to an embodiment of the present utility model Figure 1 ;

[0016] Figure 2 Partial structure schematic diagram of an automatic thermal conductive silicone grease coating device according to an embodiment of the present utility model;

[0017] Figure 3 Schematic diagram of the overall structure of the coating mechanism of an automatic thermal grease coating device according to an embodiment of the present utility model;

[0018] Figure 4 Schematic diagram of the overall structure of the coating mechanism of an automatic thermal grease coating device according to an embodiment of the present utility model from another perspective;

[0019] Figure 5 Partial exploded view of the coating mechanism of an automatic thermal grease coating device according to an embodiment of the present utility model.

[0020] The realization, functional features and advantages of the purpose of the present utility model will be further described with reference to the embodiments and the accompanying drawings. Specific embodiments

[0021] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0022] It should be noted that all directional indications (such as up, down, left, right, front, back...) in the embodiments of the present utility model are only used to explain the relative positional relationship and movement conditions between components in a specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indications will also change accordingly.

[0023] In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the fact that those of ordinary skill in the art can implement them. When the combination of technical solutions results in contradictions or cannot be implemented, it should be considered that such a combination of technical solutions does not exist and is not within the protection scope required by the present utility model.

[0024] The present utility model provides an automatic thermal grease coating device.

[0025] Such as Figures 1 to 5As shown in the figure, in an embodiment of the present utility model, the automatic thermal grease coating device includes a frame 101, a glue storage box 102, a glue scraping plate 103, and a coating mechanism 200. The glue storage box 102 is slidably arranged in the middle of the frame 101 in the front and rear directions. The glue scraping plate 103 is spaced above the glue storage box 102. The upper ends of both sides of the glue scraping plate 103 are respectively fixedly connected to the frame 101. The coating mechanism 200 is arranged at the upper end of the frame 101. The coating mechanism 200 includes a support plate 201, a first cylinder 202, a sliding plate 203, a first sliding rod 204, a first sliding sleeve 205, a first limiting piece 206, a buffer spring 207, a fixed seat 208, and an adhesive head 209. The two ends of the support plate 201 are respectively fixedly connected to the two sides of the upper end of the frame 101. The first cylinder 202 is vertically arranged at the upper end of the support plate 201. The sliding plate 203 is slidably arranged below the support plate 201. The cylinder rod of the first cylinder 202 is fixedly connected to the sliding plate 203. The sliding plate 203 is driven by the first cylinder 202 to slide up and down. The first sliding sleeves 205 are respectively embedded at both ends of the sliding plate 203. The first sliding rods 204 are respectively slidably arranged through the first sliding sleeves 205 in the up and down directions. The first limiting pieces 206 are respectively arranged at the upper ends of the first sliding rods 204, and the first limiting pieces 206 can respectively abut against the upper ends of the first sliding sleeves 205. The fixed seats 208 are respectively detachably arranged at the lower ends of the first sliding rods 204. The buffer springs 207 are respectively sleeved on the first sliding rods 204, and the upper and lower ends of the buffer springs 207 respectively abut against the lower ends of the first sliding sleeves 205 and the upper ends of the fixed seats 208. The adhesive head 209 is detachably arranged at the lower end of the fixed seat 208. A glue storage hole 2091 is recessed at the lower end of the adhesive head 209.

[0026] Specifically, the coating mechanism 200 further includes second sliding rods 210, second sliding sleeves 211, and second limiting pieces 212. The second sliding sleeves 211 are respectively embedded at both ends of the support plate 201. The second sliding rods 210 are respectively slidably arranged through the second sliding sleeves 211. The lower ends of the second sliding rods 210 are respectively fixedly connected to the sliding plate 203. The second limiting pieces 212 are respectively arranged at the upper ends of the second sliding rods 210, and the second limiting pieces 212 can abut against the upper ends of the second sliding sleeves 211. The second sliding rods 210 and the second sliding sleeves 211 play a guiding role.

[0027] Specifically, the coating mechanism 200 further includes first limiting screw rods 213. The first limiting screw rods 213 are respectively screwed at both ends of the support plate 201, and the lower ends of the first limiting screw rods 213 can abut against the upper end walls of the sliding plate 203. The first limiting screw rods 213 play a role in restricting the upward sliding of the sliding plate.

[0028] Specifically, the coating mechanism 200 further includes a first fastening screw 214. A through hole (not shown) is recessed in the upper end portion of the fixed seat 208. The lower end portion of the first sliding rod 204 is embedded in the through hole. A plurality of first threaded holes 2081 are recessed in the outer peripheral wall of the upper end portion of the fixed seat 208 along the circumferential direction. The first fastening screws 214 are respectively screwed into the first threaded holes 2081, and the front end portions of the first fastening screws 214 can respectively abut against the outer peripheral wall of the first sliding rod 204, making the installation and disassembly between the fixed seat and the first sliding rod more convenient and fast.

[0029] Specifically, the coating mechanism 200 further includes a second fastening screw 215. A receiving groove 2082 is recessed in the lower end portion of the fixed seat 208. The upper end portion of the glue head 209 is detachably embedded in the receiving groove 2082. A plurality of second threaded holes 2083 are recessed in the outer peripheral wall of the lower end portion of the fixed seat 208 along the circumferential direction. The second fastening screws 215 are respectively screwed into the second threaded holes 2083, and the second fastening screws 215 can respectively abut against the outer peripheral wall of the glue head 209, facilitating the quick replacement of the glue heads for LED bulb lamps of different models and having a wide adaptability.

[0030] Specifically, the coating mechanism 200 further includes a limiting screw 216. A third threaded hole (not shown) is recessed in the side wall of the sliding plate 203. The limiting screw 216 is screwed into the third threaded hole. A limiting groove 2041 extending along the length direction is recessed in the outer peripheral wall of the upper end portion of the first sliding rod 204. The limiting screw 216 can respectively abut against the upper and lower ends of the limiting groove 2041, playing a role in restricting the up and down sliding positions of the first sliding rod.

[0031] Specifically, it further includes a second air cylinder 104, a third sliding rod 105 and a third sliding sleeve 106. The second air cylinder 104 is horizontally arranged on the outer side wall of the frame 101. The cylinder rod of the second air cylinder 104 is fixedly connected to the lower end wall of the glue storage box 102. The third sliding rods 105 are respectively arranged on both sides of the frame 101. The third sliding sleeves 106 are respectively fixedly connected to the lower end wall of the glue storage box 102, and the third sliding rods 105 can respectively slide through the third sliding sleeves 106, driving the glue storage box 102 to slide back and forth through the second air cylinder.

[0032] Specifically, it further includes a second limiting screw 107. The second limiting screw 107 is screwed on the outside of the frame 101, and the front end portion of the second limiting screw 107 can abut against the glue storage box 102. The second limiting screw 107 plays a role in restricting the sliding position of the glue storage box 102.

[0033] Specifically, the working principle and process of the present utility model are as follows:

[0034] Place the LED bulb lamp in the loading fixture for fixation, and it can be set in the rack in a vertically movable manner. Put the thermal conductive silicone grease into the glue storage box, drive the glue storage box to slide forward through the second cylinder, so that the glue storage box is located below the glue head. Drive the glue head to move downward through the first cylinder until it penetrates into the glue storage box and contacts the thermal conductive silicone grease, attach the thermal conductive silicone grease to the lower end of the glue head and the glue storage hole. Then drive the glue head to rise through the first cylinder, drive the glue storage box to retreat through the second cylinder, and the loading fixture to rise. Then drive the glue head to move downward through the first cylinder until the glue head contacts the bulb lamp, so as to automatically coat the thermal conductive silicone grease on the contact surface between the heating element and the heat dissipation facility of the LED bulb lamp, effectively improving the coating efficiency and accuracy of the thermal conductive silicone grease for the LED bulb lamp. And during the sliding process of the glue storage box, the thermal conductive silicone grease can be evenly spread in the glue storage box through the scraping plate, which is convenient for the glue head to adhere to the thermal conductive silicone grease.

[0035] The above are only the preferred embodiments of the present invention, and do not limit the patent scope of the present invention. Any equivalent structural transformation made under the inventive concept of the present invention by using the content of the specification and drawings of the present invention, or direct / indirect application in other related technical fields, is included in the patent protection scope of the present invention.

Claims

1. An automatic thermal grease coating device, characterized in that, It includes a frame, a glue storage box, a glue scraping plate and a coating mechanism. The glue storage box is slidably arranged in the middle of the frame in the front and back directions. The glue scraping plate is spaced above the glue storage box. The upper ends of both sides of the glue scraping plate are fixedly connected to the frame respectively. The coating mechanism is arranged at the upper end of the frame. The coating mechanism includes a support plate, a first cylinder, a sliding plate, a first sliding rod, a first sliding sleeve, a first limiting piece, a buffer spring, a fixed seat and a glue head. The two ends of the support plate are fixedly connected to both sides of the upper end of the frame respectively. The first cylinder is vertically arranged at the upper end of the support plate. The sliding plate is slidably arranged below the support plate. The cylinder rod of the first cylinder is fixedly connected to the sliding plate. The sliding plate is driven to slide up and down by the first cylinder. The first sliding sleeves are respectively embedded at both ends of the sliding plate. The first sliding rods are respectively slidably inserted through the first sliding sleeves. The first limiting pieces are respectively arranged at the upper ends of the first sliding rods, and the first limiting pieces can respectively abut against the upper ends of the first sliding sleeves. The fixed seats are respectively detachably arranged at the lower ends of the first sliding rods. The buffer springs are respectively sleeved on the first sliding rods, and the upper and lower ends of the buffer springs respectively abut against the lower ends of the first sliding sleeves and the upper ends of the fixed seats. The glue head is detachably arranged at the lower end of the fixed seat. A glue storage hole is recessed at the lower end of the glue head.

2. The automatic thermal conductive silicone grease coating device according to claim 1, characterized in that, The coating mechanism further includes a second sliding rod, a second sliding sleeve and a second limiting piece. The second sliding sleeves are respectively embedded at both ends of the support plate. The second sliding rods are respectively slidably inserted through the second sliding sleeves. The lower ends of the second sliding rods are respectively fixedly connected to the sliding plate. The second limiting pieces are respectively arranged at the upper ends of the second sliding rods, and the second limiting pieces can abut against the upper ends of the second sliding sleeves.

3. The automatic thermal conductive silicone grease coating device according to claim 1, characterized in that, The coating mechanism further includes a first limiting screw. The first limiting screws are respectively screwed at both ends of the support plate, and the lower ends of the first limiting screws can abut against the upper end walls of the sliding plate.

4. The automatic thermal conductive silicone grease coating device according to claim 1, characterized in that The coating mechanism further includes a first fastening screw. A through hole is recessed at the upper end of the fixed seat. The lower end of the first sliding rod is embedded in the through hole. A plurality of first threaded holes are recessed in the outer peripheral wall of the upper end of the fixed seat along the circumferential direction. The first fastening screws are respectively screwed into the first threaded holes, and the front ends of the first fastening screws can respectively abut against the outer peripheral wall of the first sliding rod.

5. The automatic thermal conductive silicone grease coating device according to claim 1, characterized in that, The coating mechanism further includes a second fastening screw. A receiving groove is recessed at the lower end of the fixed seat. The upper end of the glue head is detachably embedded in the receiving groove. A plurality of second threaded holes are recessed in the outer peripheral wall of the lower end of the fixed seat along the circumferential direction. The second fastening screws are respectively screwed into the second threaded holes, and the second fastening screws can respectively abut against the outer peripheral wall of the glue head.

6. The automatic thermal conductive silicone grease coating device according to claim 1, wherein, The coating mechanism further includes a limit screw. A third threaded hole is recessed in the side wall of the sliding plate. The limit screw is screwed into the third threaded hole. A limit groove extending along the length direction is recessed in the outer peripheral wall of the upper end of the first sliding rod. The limit screw can respectively abut against the upper and lower ends of the limit groove.

7. The automatic thermal conductive silicone grease coating device according to claim 1, wherein It further includes a second air cylinder, a third sliding rod and a third sliding sleeve. The second air cylinder is horizontally arranged on the outer side wall of the frame. The cylinder rod of the second air cylinder is fixedly connected to the lower end wall of the glue storage box. The third sliding rods are respectively arranged on both sides of the frame. The third sliding sleeves are respectively fixedly connected to the lower end wall of the glue storage box, and the third sliding rods are respectively slidably disposed through the third sliding sleeves.

8. The automatic thermal conductive silicone grease coating device according to claim 1, wherein It further includes a second limit screw rod. The second limit screw rod is screwed on the outside of the frame, and the front end of the second limit screw rod can abut against the glue storage box.

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