A riveting apparatus for an electric control module heat sink

Abstract

The utility model relates to electric control module radiator manufacturing technical field, especially electric control module radiator's riveting equipment, riveting equipment includes the organism, is provided with the pipe nozzle riveting work station subassembly and the support column riveting work station subassembly on the mesa of organism, the pipe nozzle riveting work station subassembly includes first linear module and first booster cylinder, is installed with first locating plate on the moving platform of first linear module, is installed with first pressure plate subassembly for pressing down the cover plate on the telescopic rod end of first booster cylinder, is installed with first riveting head on first pressure plate subassembly, is used for flaring riveting stopper on the pipe nozzle, the support column riveting work station subassembly includes second linear module and second booster cylinder, is installed with second locating plate on the moving platform of second linear module, is installed with second pressure plate subassembly for pressing up the cover plate on the telescopic rod end of second booster cylinder, is installed with a plurality of second riveting head on second pressure plate subassembly, is used for flaring riveting section on the support column.

Description

Technical Field

[0001] This utility model relates to the field of manufacturing technology of heat sinks for electronic control modules, and in particular to a riveting device for heat sinks for electronic control modules. Background Technology

[0002] Combination Figures 1 to 3 The diagram shows a structural schematic of a heat sink for an electronic control module used in a new energy electric vehicle. The heat sink includes a lower cover plate 101, an upper cover plate 102, fins 103, nozzles 104, and five support columns 105. The upper cover plate 102 is fastened to the top surface of the lower cover plate 101. The fins 103 are disposed within the cavity of the upper cover plate 102, and the bottom surface of the fins 103 is attached to the top surface of the lower cover plate 101. The top of the nozzles 104 is provided with two riveting stops 104a, which are riveted into the riveting holes 101a of the lower cover plate 101 by means of flaring. The top of the support columns 105 is provided with riveting sections 105a, which pass through the lower cover plate 101 and the upper cover plate 102 sequentially from bottom to top, and then are riveted to the upper cover plate 102 by means of flaring. A brazing filler plate 106 is provided between the nozzle 104 and the lower cover plate 101.

[0003] The assembly of the aforementioned electronic control module heat sink mainly consists of two riveting processes: Nozzle riveting: Rivet the nozzle 104, brazing piece 106, and lower cover plate 101 together to form the lower cover plate assembly; Support column riveting: The lower cover plate assembly obtained by riveting the nozzle is riveted together with the fins 103, the support column 105 and the upper cover plate 102 to form the heat sink of the electronic control module.

[0004] In the prior art, for example, patent CN217166218U discloses a radiator rolling and riveting device, and patent CN223083751U discloses a radiator side plate riveting device.

[0005] While the aforementioned prior art discloses riveting equipment for radiators, it is not applicable to... Figures 1 to 3 The heat sink for the electronic control module shown cannot complete the processes of nozzle riveting and support column riveting. Utility Model Content

[0006] The main purpose of this utility model is to propose a riveting device for an electronic control module heat sink, which aims to solve the above-mentioned technical problems.

[0007] To achieve the above objectives, this utility model proposes a riveting device for an electronic control module heat sink, including a machine body, on which a nozzle riveting station assembly and a support column riveting station assembly are provided. The nozzle riveting station assembly includes a first linear module and a first pressure cylinder. A first positioning plate is installed on the moving platform of the first linear module. The first positioning plate is used to place the nozzle and lower cover plate of the electronic control module heat sink. A first pressure plate assembly is installed at the end of the telescopic rod of the first pressure cylinder to press the lower cover plate. A first rivet head is installed on the first pressure plate assembly to widen the riveting stop on the nozzle. The support column riveting station assembly includes a second linear module and a second pressure cylinder. A second positioning plate is installed on the moving platform of the second linear module. The second positioning plate is used to place the support column, lower cover plate assembly, fins and upper cover plate of the electronic control module heat sink. A second pressure plate assembly is installed at the end of the telescopic rod of the second pressure cylinder to press the upper cover plate. Multiple second rivet heads are installed on the second pressure plate assembly to flare the riveting section on the support column.

[0008] Preferably, the nozzle riveting station assembly further includes a first base plate and a first top plate; first columns are respectively installed at the four corners of the first base plate; the first top plate is installed on the top of the four first columns; the first linear module is installed on the top surface of the first base plate; the first booster cylinder is installed on the top surface of the first top plate, and the telescopic rod of the first booster cylinder passes downward through the first top plate and connects to the first pressure plate assembly.

[0009] Preferably, there are two first load-bearing plates on the top surface of the first base plate; and the first linear module is located between the two first load-bearing plates; four first guide sleeves are installed on the moving platform of the first linear module, and four first guide posts are installed on the first positioning plate, with the first guide posts slidably inserted into the central holes of the first guide sleeves; a first cylinder is installed on the moving platform of the first linear module, and the top end of the telescopic rod of the first cylinder is connected to the first positioning plate; the two first load-bearing plates are used to support the first positioning plate.

[0010] Preferably, a first positioning pin is inserted into the top surface of each of the two first load-bearing plates, and two first pin holes are formed on the first positioning plates; the two first positioning pins are respectively used to cooperate with the two first pin holes; one of the first pin holes is a round hole, and the other first pin hole is an oblong hole.

[0011] Preferably, the first pressure plate assembly includes a first connecting plate, a first fixing plate, and a first floating plate; the first connecting plate is connected to the end of the telescopic rod of the first booster cylinder; the first fixing plate is fastened to the lower surface of the first connecting plate; second guide posts are respectively installed at the four corners of the first connecting plate, and a second guide sleeve is installed on the first top plate, with the second guide posts slidably inserted into the central hole of the second guide sleeve; third guide posts are installed at the four corners of the first floating plate, and a third guide sleeve is installed on the first fixing plate; the upper part of the third guide post is slidably inserted into the central hole of the third guide sleeve, and the upper end of the third guide post extends from the third guide sleeve and is fitted with a first limiting ring; multiple first springs are provided between the first floating plate and the first fixing plate; the first rivet head is fastened to the lower surface of the first fixing plate by screws, and the lower end of the first rivet head passes through the first floating plate.

[0012] Preferably, a nozzle receiving groove is provided on the top surface of the first positioning plate for placing the nozzle; two second positioning pins are installed on the top surface of the first positioning plate for cooperating with pin holes on the lower cover plate; and multiple first operating grooves and a first prying groove are provided on the top surface of the first positioning plate.

[0013] Preferably, the support column riveting station assembly further includes a second base plate and a second top plate; second columns are respectively installed at the four corners of the second base plate; the second top plate is installed on the top of the four second columns; the second linear module is installed on the top surface of the second base plate; the second booster cylinder is installed on the top surface of the second top plate, and the telescopic rod of the second booster cylinder passes downward through the second top plate and connects to the second pressure plate assembly.

[0014] Preferably, there are two second load-bearing plates on the top surface of the second base plate; and the second linear module is located between the two second load-bearing plates; four fourth guide sleeves are installed on the moving platform of the second linear module, and four fourth guide posts are installed on the second positioning plate, the fourth guide posts being slidably inserted into the central holes of the fourth guide sleeves; a second cylinder is installed on the moving platform of the second linear module, and the top end of the telescopic rod of the second cylinder is connected to the second positioning plate; the two second load-bearing plates are used to support the second positioning plate.

[0015] Preferably, a third positioning pin is inserted into the top surface of each of the two second load-bearing plates, and two second pin holes are formed on the second positioning plate; the two third positioning pins are used to cooperate with the two second pin holes respectively; one of the second pin holes is a round hole and the other is an oblong hole.

[0016] Preferably, the second pressure plate assembly includes a second connecting plate, a second fixing plate, and a second floating plate; the second connecting plate is connected to the end of the telescopic rod of the second booster cylinder; the second fixing plate is fastened to the lower surface of the second connecting plate; a fifth guide post is installed at each of the four corners of the second connecting plate, and a fifth guide sleeve is installed on the second top plate, the fifth guide post being slidably inserted into the central hole of the fifth guide sleeve; a sixth guide post is installed at each of the four corners of the second floating plate, and a sixth guide sleeve is installed on the second fixing plate; the upper part of the sixth guide post is slidably inserted into the central hole of the sixth guide sleeve, the upper end of the sixth guide post extends from the sixth guide sleeve and is fitted with a second limiting ring, and multiple second springs are provided between the second floating plate and the second fixing plate; the second rivet head is inserted into the second fixing plate, and the top of the second rivet head abuts against the bottom surface of the second connecting plate, the lower end of the second rivet head passes through the second floating plate.

[0017] Due to the adoption of the above technical solution, the beneficial effects of this utility model are as follows: (1) The riveting equipment provided by this utility model has two stations. One station can realize the riveting of the nozzle and the other station can realize the riveting of the support column. The two riveting processes of the radiator assembly of the electric control module can be completed by using the same equipment.

[0018] (2) By adopting the riveting equipment provided by this utility model, the assembly efficiency of the heat sink of the electronic control module is greatly improved, and the defect that the existing riveting equipment cannot assemble the heat sink of the electronic control module is overcome. Attached Figure Description

[0019] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on the structures shown in these drawings without creative effort.

[0020] Figure 1 This is a 3D structural diagram of the heat sink for the electronic control module.

[0021] Figure 2 Schematic diagram of the structure of the heat sink for the electronic control module Figure 1 .

[0022] Figure 3 Schematic diagram of the structure of the heat sink for the electronic control module Figure 2 .

[0023] Figure 4 This is a three-dimensional structural diagram of the riveting device provided by this utility model.

[0024] Figure 5 This is a schematic diagram of the riveting device provided by this utility model after the top cover has been removed.

[0025] Figure 6 This is an exploded view of the structure when the nozzle and lower cover are placed using the first positioning plate.

[0026] Figure 7 This is a 3D structural diagram of the nozzle riveting station assembly.

[0027] Figure 8 This is the front view of the nozzle riveting station assembly.

[0028] Figure 9 This is a schematic diagram illustrating the principle of riveting the nozzle.

[0029] Figure 10 for Figure 9 Larger image at point A in the middle.

[0030] Figure 11 This is a schematic diagram showing the placement of the support column, lower cover plate assembly, fins, and upper cover plate using the second positioning plate.

[0031] Figure 12 A three-dimensional structural diagram of the support column riveting station assembly.

[0032] Figure 13 This is the front view of the support column riveting station assembly.

[0033] Figure 14 This is a schematic diagram illustrating the riveting process for the support column.

[0034] Figure 15 for Figure 14 Enlarged view of point B in the middle.

[0035] Reference numerals: 1. Machine body; 1a. First material clamping position; 1b. Second material clamping position; 1c. Third material clamping position; 1d. Fourth material clamping position; 1e. Fifth material clamping position; 1f. Material placement plate; 2. Nozzle riveting station assembly; 201. First linear module; 202. First booster cylinder; 203. First positioning plate; 203a. First pin hole; 203b. Nozzle receiving groove; 203c. First operating groove; 203d. First prying groove; 204. First pressure plate assembly; 204a. First connecting plate; 2 04b. First fixed plate; 204c. First floating plate; 204d. First spring; 205. First rivet head; 206. First base plate; 207. First top plate; 208. First column; 209. First load-bearing plate; 210. First guide column; 211. First guide sleeve; 212. First cylinder; 213. First positioning pin; 214. Second positioning pin; 215. Second guide column; 216. Second guide sleeve; 217. Third guide column; 218. Third guide sleeve; 219. First limiting ring; 3. Support column riveting 301. Second linear module; 302. Second booster cylinder; 303. Second positioning plate; 303a. Second pin hole; 303b. Nozzle slot; 303c. Second operating slot; 303d. Second prying slot; 303e. Placement hole; 304. Second pressure plate assembly; 304a. Second connecting plate; 304b. Second fixing plate; 304c. Second floating plate; 304d. Second spring; 305. Second rivet head; 306. Second base plate; 307. Second top plate; 308. Second column; 309. Second bearing plate; 310. Fourth guide post; 311. Fourth guide sleeve; 312. Second cylinder; 313. Third locating pin; 314. Fourth locating pin; 315. Fifth guide post; 316. Fifth guide sleeve; 317. Sixth guide post; 318. Sixth guide sleeve; 319. Second limiting ring; 101. Lower cover plate; 101a. Riveting hole; 102. Upper cover plate; 103. Fin; 104. Nozzle; 104a. Riveting stop; 105. Support post; 105a. Riveting section; 106. Brazing filler metal sheet. Detailed Implementation

[0036] 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.

[0037] It should be noted that all directional indicators (such as up, down, left, right, front, back, etc.) in this utility model embodiment are only used to explain the relative positional relationship and movement of each component in a certain specific posture (as shown in the figure). If the specific posture changes, the directional indicator will also change accordingly.

[0038] Furthermore, the use of terms such as "first" and "second" in this utility model is for descriptive purposes only and should not be construed as indicating or implying their relative importance or implicitly specifying the number of technical features indicated. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include at least one of that feature. Additionally, the technical solutions of the various embodiments can be combined with each other, but only on the basis of being achievable by those skilled in the art. When the combination of technical solutions is contradictory or impossible to implement, such a combination of technical solutions should be considered non-existent and not within the scope of protection claimed by this utility model.

[0039] Combination Figures 4 to 15 The image shows a specific embodiment of a riveting device for an electronic control module heat sink provided by this utility model. The riveting device includes a machine body 1, on which a nozzle riveting station assembly 2 and a support column riveting station assembly 3 are arranged. The nozzle riveting station assembly 2 is used to complete the nozzle riveting process, and the support column riveting station assembly 3 is used to complete the support column riveting process.

[0040] Combination Figures 7 to 10 As shown, the nozzle riveting station assembly 2 includes a first linear module 201 and a first booster cylinder 202. A first positioning plate 203 is installed on the moving platform of the first linear module 201. The first positioning plate 203 is used to place the nozzle 104 and the lower cover plate 101 of the electronic control module heat sink. A first pressure plate assembly 204 is installed at the end of the telescopic rod of the first booster cylinder 202 to press the lower cover plate 101. A first rivet head 205 is installed on the first pressure plate assembly 204 to flare the riveting stop 104a on the nozzle 104.

[0041] Furthermore, the nozzle riveting station assembly 2 also includes a first base plate 206 and a first top plate 207; first columns 208 are respectively installed at the four corners of the first base plate 206; the first top plate 207 is installed on the top of the four first columns 208; the first linear module 201 is installed on the top surface of the first base plate 206; the first booster cylinder 202 is installed on the top surface of the first top plate 207, and the telescopic rod of the first booster cylinder 202 passes downward through the first top plate 207 and is connected to the first pressure plate assembly 204.

[0042] Two first load-bearing plates 209 are placed on the top surface of the first base plate 206; and the first linear module 201 is located between the two first load-bearing plates 209; four first guide sleeves 211 are installed on the moving platform of the first linear module 201; four first guide posts 210 are installed on the first positioning plate 203, and the first guide posts 210 are slidably inserted into the central hole of the first guide sleeves 211; a first cylinder 212 is installed on the moving platform of the first linear module 201, and the top end of the telescopic rod of the first cylinder 212 is connected to the first positioning plate 203; the two first load-bearing plates 209 are used to support the first positioning plate 203.

[0043] To ensure the relative position between the first support plate 209 and the first positioning plate 203, first positioning pins 213 are respectively inserted into the top surfaces of the two first support plates 209. Two first pin holes 203a are formed on the first positioning plate 203. The two first positioning pins 213 are respectively used to engage with the two first pin holes 203a; one first pin hole 203a is a round hole, and the other is an oblong hole. The first cylinder 212 can push the first positioning plate 203 to move up and down, so that the first positioning pins 213 can engage or disengage with the first pin holes 203a.

[0044] The first pressure plate assembly 204 includes a first connecting plate 204a, a first fixing plate 204b, and a first floating plate 204c; the first connecting plate 204a is connected to the end of the telescopic rod of the first booster cylinder 202; the first fixing plate 204b is fastened to the lower surface of the first connecting plate 204a; second guide posts 215 are respectively installed at the four corners of the first connecting plate 204a, and a second guide sleeve 216 is installed on the first top plate 207, with the second guide posts 215 slidably inserted into the central hole of the second guide sleeve 216.

[0045] Combination Figure 9As shown, third guide posts 217 are installed at the four corners of the first floating plate 204c, and third guide sleeves 218 are installed on the first fixed plate 204b. The upper part of the third guide post 217 is slidably inserted into the central hole of the third guide sleeve 218, and the upper end of the third guide post 217 extends from the third guide sleeve 218 and is fitted with a first limiting ring 219. Multiple first springs 204d are arranged between the first floating plate 204c and the first fixed plate 204b. The first rivet head 205 is fastened to the lower surface of the first fixed plate 204b by screws, and the lower end of the first rivet head 205 passes through the first floating plate 204c. When the first pressure plate assembly 204 presses the lower cover plate 101, the first floating plate 204c presses the lower cover plate 101 under the action of the first spring 204d. When the first pressure plate assembly 204 moves further down, the first floating plate 204c remains stationary, and the first rivet head 205 moves downward to widen the rivet stop 104a on the nozzle 104, thus completing the nozzle riveting operation.

[0046] Combination Figure 6 As shown, a nozzle receiving groove 203b is provided on the top surface of the first positioning plate 203 for placing and positioning the nozzle 104. Two second positioning pins 214 are installed on the top surface of the first positioning plate 203 to cooperate with pin holes on the lower cover plate 101 for positioning. Multiple first operating grooves 203c and a first prying groove 203d are provided on the top surface of the first positioning plate 203, with the opening of the first prying groove 203d located on the front side of the first positioning plate 203. When placing the lower cover plate 101, the multiple first operating grooves 203c provide space for the operator's fingers, facilitating operation. After the nozzle is riveted, the riveted lower cover plate assembly can be pried up using a screwdriver or other tools in the first prying groove 203d.

[0047] Combination Figures 11 to 15 As shown, the support column riveting station assembly 3 includes a second linear module 301 and a second booster cylinder 302. A second positioning plate 303 is installed on the moving platform of the second linear module 301. The second positioning plate 303 is used to place the support column 105, lower cover plate assembly, fins 103 and upper cover plate 102 of the electronic control module heat sink. A second pressure plate assembly 304 is installed at the end of the telescopic rod of the second booster cylinder 302 to press the upper cover plate 102. A plurality of second rivet heads 305 are installed on the second pressure plate assembly 304 to flare the riveting section 105a on the support column 105.

[0048] Furthermore, the support column riveting station assembly 3 also includes a second base plate 306 and a second top plate 307; second columns 308 are respectively installed at the four corners of the second base plate 306; the second top plate 307 is installed on the top of the four second columns 308; the second linear module 301 is installed on the top surface of the second base plate 306; the second booster cylinder 302 is installed on the top surface of the second top plate 307, and the telescopic rod of the second booster cylinder 302 passes downward through the second top plate 307 and is connected to the second pressure plate assembly 304.

[0049] Two second support plates 309 are placed on the top surface of the second base plate 306; and the second linear module 301 is located between the two second support plates 309; four fourth guide sleeves 311 are installed on the moving platform of the second linear module 301, and four fourth guide posts 310 are installed on the second positioning plate 303, with the lower part of the fourth guide post 310 slidably inserted into the central hole of the fourth guide sleeve 311; a second cylinder 312 is installed on the moving platform of the second linear module 301, and the top end of the telescopic rod of the second cylinder 312 is connected to the second positioning plate 303; the two second support plates 309 are used to support the second positioning plate 303.

[0050] To ensure the relative position between the second support plate 309 and the second positioning plate 303, third positioning pins 313 are respectively inserted into the top surface of the two second support plates 309. Two second pin holes 303a are formed on the second positioning plate 303. The two third positioning pins 313 are respectively used to engage with the two second pin holes 303a; one second pin hole 303a is a round hole, and the other is an oblong hole. The second cylinder 312 can push the second positioning plate 303 to move up and down, so that the third positioning pins 313 can engage or disengage with the second pin holes 303a.

[0051] The second pressure plate assembly 304 includes a second connecting plate 304a, a second fixing plate 304b, and a second floating plate 304c; the second connecting plate 304a is connected to the end of the telescopic rod of the second booster cylinder 302; the second fixing plate 304b is fastened to the lower surface of the second connecting plate 304a; a fifth guide post 315 is installed at each of the four corners of the second connecting plate 304a, and a fifth guide sleeve 316 is installed on the second top plate 307, wherein the fifth guide post 315 is slidably inserted into the central hole of the fifth guide sleeve 316.

[0052] Combination Figure 14As shown, a sixth guide post 317 is installed at each of the four corners of the second floating plate 304c, and a sixth guide sleeve 318 is installed on the second fixed plate 304b. The upper part of the sixth guide post 317 is slidably inserted into the central hole of the sixth guide sleeve 318, and the upper end of the sixth guide post 317 extends from the sixth guide sleeve 318 and is fitted with a second limiting ring 319. Multiple second springs 304d are arranged between the second floating plate 304c and the second fixed plate 304b. The second rivet head 305 is inserted into the second fixed plate 304b, and the top of the second rivet head 305 abuts against the bottom surface of the second connecting plate 304a, while the lower end of the second rivet head 305 passes through the second floating plate 304c. When the second pressure plate assembly 304 presses the upper cover plate 102, the second floating plate 304c first presses the upper cover plate 102 under the action of the second spring 304d. When the second pressure plate assembly 304 moves further down, the second floating plate 304c remains stationary, and the second rivet head 305 moves downward to widen the riveting section 105a on the support column 105, thus completing the riveting operation of the support column.

[0053] Combination Figure 11 As shown, a nozzle slot 203b is provided on the top surface of the second positioning plate 303 to allow the nozzle 104 to pass through. Multiple fourth positioning pins 314 are installed on the top surface of the second positioning plate 303 to engage with pin holes on the lower cover plate 101. After passing through the lower cover plate 101, the fourth positioning pins 314 engage with pin holes on the upper cover plate 102, thus positioning the lower cover plate 101 and the upper cover plate 102. A placement hole 303e is provided on the top surface of the second positioning plate 303 for placing and positioning the support column 105. Multiple second operating slots 303c and a second prying slot 303d are provided on the top surface of the second positioning plate 303, with the opening of the second prying slot 303d located on the front side of the second positioning plate 303. When the operator places the lower cover plate assembly, the multiple second operating slots 303c provide clearance for the operator's fingers, facilitating operation. After the support column is riveted, the riveted workpiece can be pried up using tools such as screwdrivers on the second prying groove 303d.

[0054] Combination Figure 5 As shown, a material placement plate 1f is provided on the front side of the machine body 1. The material placement plate 1f has, in sequence, a first material clamping position 1a, a second material clamping position 1b, a third material clamping position 1c, a fourth material clamping position 1d, and a fifth material clamping position 1e. The first material clamping position 1a is used to stack the lower cover plate 101. The second material clamping position 1b is used to place the nozzle 104 equipped with the brazing filler plate 106. The third material clamping position 1c is used to place the fins 103. The fifth material clamping position 1e is used to stack the electronic control module heat sink product obtained after riveting.

[0055] The method of using the above riveting equipment includes the following steps: S1. First, the first cylinder 212 is used to lift the first positioning plate 203 upward, so that the first positioning plate 203 and the first positioning pin 213 are disengaged. Then, the first linear module 201 is used to drive the first positioning plate 203 to move forward, so that the operator can place the parts.

[0056] S2. First, place the nozzle 104 with the brazing filler plate 106 on the first positioning plate 203 and position it. Then, place the lower cover plate 101 on the first positioning plate 203 and position it. Specifically, first, insert the nozzle 104 with the brazing filler plate 106 into the nozzle receiving groove 203b, and then place the lower cover plate 101. Position it by engaging the second positioning pin 214 with the pin hole on the lower cover plate 101. Drive the first positioning plate 203 backward to directly below the first pressure plate assembly 204 using the first linear module 201. Then, drive the first positioning plate 203 downward using the first cylinder 212, so that the first pin hole 203a on the first positioning plate 203 engages with the first positioning pin 213, and the two first support plates 209 support the bottom surface of the first positioning plate 203.

[0057] S3. The first pressure cylinder 202 drives the first pressure plate assembly 204 to press the lower cover plate 101 downwards, while the first rivet head 205 expands the riveting stop 104a on the nozzle 104, so that the riveting stop 104a on the nozzle 104 is riveted into the riveting hole 101a of the lower cover plate 101, forming the lower cover plate assembly. Figure 8 and Figure 9 As shown, firstly, the first floating plate 204c presses the lower cover plate 101 under the action of the first spring 204d. When the first pressure plate assembly 204 moves further down, the first floating plate 204c remains stationary, and the first rivet head 205 moves downward to widen the rivet stop 104a on the nozzle 104, thus completing the nozzle riveting operation.

[0058] S4. First, the first pressure plate assembly 204 is moved upward by the first booster cylinder 202. Then, the first positioning plate 203 is lifted upward by the first cylinder 212, so that the first positioning plate 203 is disengaged from the first positioning pin 213. Then, the first linear module 201 is used to drive the first positioning plate 203 to move forward, and the lower cover plate assembly obtained in step S3 is removed from the first positioning plate 203.

[0059] S5. First, the second cylinder 312 is used to lift the second positioning plate 303 upward, so that the second positioning plate 303 and the third positioning pin 313 are disengaged. Then, the second linear module 301 is used to drive the second positioning plate 303 to move forward, so that the operator can place the parts.

[0060] S6. Place the support column 105 in the placement hole 303e on the second positioning plate 303 and position it. Then, place the lower cover plate assembly removed in step S4 on the second positioning plate 303. Then, place the fin 103 and the upper cover plate 102 in sequence. The fourth positioning pin 314 passes through the pin holes on the lower cover plate 101 and the upper cover plate 102 from bottom to top and is positioned. The riveting section 105a of the support column 105 passes through the lower cover plate 101 and the upper cover plate 102 from bottom to top. Use the second linear module 301 to drive the second positioning plate 303 to move backward to directly below the second pressure plate assembly 304. Then, use the second cylinder 312 to drive the second positioning plate 303 to move downward, so that the second pin hole 303a on the second positioning plate 303 engages with the third positioning pin 313, and the two second bearing plates 309 support the bottom surface of the second positioning plate 303.

[0061] S7. Using the second booster cylinder 302 to drive the second pressure plate assembly 304 to press the upper cover plate 102 downwards, and simultaneously using the second riveting head 305 to widen the riveting section 105a on the support column 105, so that the riveting section 105a is riveted to the upper cover plate 102, thus obtaining the electronic control module heat sink product. Figure 14 and Figure 15 As shown, during the clamping process of the second pressure plate assembly 304, the second floating plate 304c first presses the upper cover plate 102 under the action of the second spring 304d. When the second pressure plate assembly 304 moves further down, the second floating plate 304c remains stationary, and the second rivet head 305 moves downward to widen the riveting section 105a on the support column 105, thus completing the riveting operation of the support column. S8. First, the second pressure plate assembly 304 is moved upward by the second booster cylinder 302. Then, the second positioning plate 303 is lifted upward by the second cylinder 312, so that the second positioning plate 303 and the third positioning pin 313 are separated from each other. Then, the second linear module 301 is used to drive the second positioning plate 303 to move forward, so that the electronic control module heat sink product obtained in step S7 can be removed from the second positioning plate 303.

[0062] The above description is only a preferred embodiment of the present utility model and does not limit the patent scope of the present utility model. All equivalent structural transformations made under the concept of the present utility model and using the contents of the present utility model specification and drawings, or direct / indirect applications in other related technical fields, are included in the patent protection scope of the present utility model.

Claims

1. A riveting device for an electronic control module heat sink, characterized in that, Includes a body (1), on which a nozzle riveting station assembly (2) and a support column riveting station assembly (3) are provided. The nozzle riveting station assembly (2) includes a first linear module (201) and a first booster cylinder (202). A first positioning plate (203) is installed on the moving platform of the first linear module (201). The first positioning plate (203) is used to place the nozzle (104) and the lower cover plate (101) of the radiator of the electronic control module. A first pressure plate assembly (204) is installed at the end of the telescopic rod of the first booster cylinder (202) to press the lower cover plate (101). A first rivet head (205) is installed on the first pressure plate assembly (204) to flare the riveting stop (104a) on the nozzle (104). The support column riveting station assembly (3) includes a second linear module (301) and a second booster cylinder (302). A second positioning plate (303) is installed on the moving platform of the second linear module (301). The second positioning plate (303) is used to place the support column (105), lower cover plate assembly, fins (103) and upper cover plate (102) of the power control module heat sink. A second pressure plate assembly (304) is installed at the end of the telescopic rod of the second booster cylinder (302) to press the upper cover plate (102). A plurality of second rivet heads (305) are installed on the second pressure plate assembly (304) to flare the riveting section (105a) on the support column (105).

2. The riveting equipment according to claim 1, characterized in that, The nozzle riveting station assembly (2) also includes a first base plate (206) and a first top plate (207); first columns (208) are installed at the four corners of the first base plate (206); the first top plate (207) is installed on the top of the four first columns (208); The first linear module (201) is mounted on the top surface of the first base plate (206); The first booster cylinder (202) is installed on the top surface of the first top plate (207), and the telescopic rod of the first booster cylinder (202) passes downward through the first top plate (207) and is connected to the first pressure plate assembly (204).

3. The riveting equipment according to claim 2, characterized in that, Two first load-bearing plates (209) on the top surface of the first base plate (206); and the first linear module (201) is located between the two first load-bearing plates (209); Four first guide sleeves (211) are installed on the moving platform of the first linear module (201), and four first guide posts (210) are installed on the first positioning plate (203). The first guide posts (210) are slidably inserted into the center hole of the first guide sleeve (211). A first cylinder (212) is installed on the moving platform of the first linear module (201), and the top end of the telescopic rod of the first cylinder (212) is connected to the first positioning plate (203); Two first load-bearing plates (209) are used to support the first positioning plate (203).

4. The riveting equipment according to claim 3, characterized in that, First positioning pins (213) are respectively inserted into the top surfaces of the two first load-bearing plates (209), and two first pin holes (203a) are opened on the first positioning plate (203); the two first positioning pins (213) are respectively used to cooperate with the two first pin holes (203a); one of the first pin holes (203a) is a round hole, and the other first pin hole (203a) is an oblong hole.

5. The riveting equipment according to claim 2, characterized in that, The first pressure plate assembly (204) includes a first connecting plate (204a), a first fixing plate (204b) and a first floating plate (204c); The first connecting plate (204a) is connected to the end of the telescopic rod of the first booster cylinder (202); The first fixing plate (204b) is fastened to the lower surface of the first connecting plate (204a); A second guide post (215) is installed at each of the four corners of the first connecting plate (204a), and a second guide sleeve (216) is installed on the first top plate (207). The second guide post (215) is slidably inserted into the center hole of the second guide sleeve (216). A third guide post (217) is installed at the four corners of the first floating plate (204c), and a third guide sleeve (218) is installed on the first fixed plate (204b). The upper part of the third guide post (217) is slidably inserted into the center hole of the third guide sleeve (218), and the upper end of the third guide post (217) extends out from the third guide sleeve (218) and is fitted with a first limiting ring (219). Multiple first springs (204d) are provided between the first floating plate (204c) and the first fixed plate (204b). The first rivet head (205) is fastened to the lower surface of the first fixed plate (204b) by screws, and the lower end of the first rivet head (205) passes through the first floating plate (204c).

6. The riveting equipment according to claim 1, characterized in that, A nozzle receiving groove (203b) is provided on the top surface of the first positioning plate (203) for placing the nozzle (104). Two second positioning pins (214) are installed on the top surface of the first positioning plate (203) to cooperate with the pin holes on the lower cover plate (101); A plurality of first operating slots (203c) and a first prying slot (203d) are provided on the top surface of the first positioning plate (203).

7. The riveting equipment according to claim 1, characterized in that, The support column riveting station assembly (3) also includes a second base plate (306) and a second top plate (307); second columns (308) are installed at the four corners of the second base plate (306); the second top plate (307) is installed on the top of the four second columns (308); The second linear module (301) is mounted on the top surface of the second base plate (306); The second booster cylinder (302) is mounted on the top surface of the second top plate (307), and the telescopic rod of the second booster cylinder (302) passes downward through the second top plate (307) and is connected to the second pressure plate assembly (304).

8. The riveting equipment according to claim 7, characterized in that, Two second load-bearing plates (309) on the top surface of the second base plate (306); and the second linear module (301) is located between the two second load-bearing plates (309); Four fourth guide sleeves (311) are installed on the moving platform of the second linear module (301), and four fourth guide posts (310) are installed on the second positioning plate (303). The fourth guide posts (310) are slidably inserted into the center hole of the fourth guide sleeves (311). A second cylinder (312) is installed on the moving platform of the second linear module (301), and the top end of the telescopic rod of the second cylinder (312) is connected to the second positioning plate (303); Two second load-bearing plates (309) are used to support the second positioning plate (303).

9. The riveting equipment according to claim 8, characterized in that, Third positioning pins (313) are respectively inserted into the top surface of the two second support plates (309), and two second pin holes (303a) are opened on the second positioning plate (303); the two third positioning pins (313) are respectively used to cooperate with the two second pin holes (303a); one of the second pin holes (303a) is a round hole, and the other second pin hole (303a) is an oblong hole.

10. The riveting equipment according to claim 7, characterized in that, The second pressure plate assembly (304) includes a second connecting plate (304a), a second fixing plate (304b), and a second floating plate (304c); The second connecting plate (304a) is connected to the end of the telescopic rod of the second booster cylinder (302); The second fixing plate (304b) is fastened to the lower surface of the second connecting plate (304a); Fifth guide posts (315) are installed at the four corners of the second connecting plate (304a), and a fifth guide sleeve (316) is installed on the second top plate (307). The fifth guide posts (315) are slidably inserted into the center hole of the fifth guide sleeve (316). A sixth guide post (317) is installed at the four corners of the second floating plate (304c), and a sixth guide sleeve (318) is installed on the second fixed plate (304b). The upper part of the sixth guide post (317) is slidably inserted into the center hole of the sixth guide sleeve (318), and the upper end of the sixth guide post (317) extends out from the sixth guide sleeve (318) and is fitted with a second limiting ring (319). Multiple second springs (304d) are provided between the second floating plate (304c) and the second fixed plate (304b). The second rivet head (305) is inserted on the second fixed plate (304b), and the top of the second rivet head (305) abuts against the bottom surface of the second connecting plate (304a), and the lower end of the second rivet head (305) passes through the second floating plate (304c).

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