Radiator forming die

Abstract

The utility model discloses a radiator forming die. The radiator forming die comprises an upper die assembly and a lower die assembly, the upper die assembly comprises an upper die base and an upper die plate, the lower die assembly comprises a lower die plate and a lower die base, an upper cavity is formed in the lower surface of the upper die plate, a lower cavity is formed in the upper surface of the lower die plate, a left main runner and a right main runner are arranged on the lower die plate, and a partition wall is arranged on the lower die plate at the intersection of one end of the left main runner and one end of the right main runner. A plurality of left auxiliary runners are arranged on the left side of the partition wall, a plurality of right auxiliary runners are arranged on the right side of the partition wall, the two ends of the left auxiliary runners communicate with the left main runner and the lower cavity correspondingly, and the two ends of the right auxiliary runners communicate with the right main runner and the lower cavity correspondingly; slow flow walls are convexly arranged in the at least two left side auxiliary flow channels and the at least two right side auxiliary flow channels close to the partition wall; a multi-runner structural design and a buffer structural design are realized, the inflow uniformity can be better, the buffer speed reduction effect is achieved, and the product stability is better.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field technology of die forming manufacturing, especially a radiator forming die. BACKGROUND

[0002] Die casting die is a method of casting liquid die forging, and is a process completed on a special die casting die forging machine. The basic process of the die casting die is as follows: metal liquid is first cast into the cavity of the die at low speed or high speed, the die has a movable cavity surface, which is pressed to forge during the cooling process of the metal liquid, thereby eliminating the shrinkage hole and shrinkage porosity defects of the blank, and the internal structure of the blank is broken into crushed grains in a forged state, and the comprehensive mechanical properties of the blank are significantly improved. At present, some radiator racks on communication cabinets are made of alloy, for example, a horizontal power cabinet disclosed in Chinese Patent No. CN217444858U has first and second radiator fin modules arranged on the lower side plate. Such a radiator rack structure is usually made of an alloy die forming die. The existing alloy die forming die has a pouring gate and a pouring runner communicated with the pouring gate arranged on the upper die holder, and a left runner and a right runner arranged on the lower die plate. The left runner and the right runner are communicated with the pouring runner after converging, and the left runner and the right runner are communicated with the cavity. Although such a runner structure can smoothly complete the inflow of metal liquid, it lacks multi-runner design and buffer design, which leads to poor uniformity and excessive flow rate during inflow, resulting in poor product stability.

[0003] Therefore, it is necessary to develop a new technology to solve the above problems. UTILITY MODEL CONTENT

[0004] Therefore, the utility model provides a radiator forming die, which realizes multi-runner structure design and buffer structure design, has better inflow uniformity, has buffer deceleration effect, and has better product stability.

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

[0006] A radiator forming die, comprising an upper die assembly and a lower die assembly connected to each other, the upper die assembly comprising an upper die holder and an upper die plate embedded in the lower surface of the upper die holder, and the lower die assembly comprising a lower die plate and a lower die holder, the lower die plate being embedded in the upper surface of the lower die holder, the lower surface of the upper die plate being provided with an upper cavity, the upper surface of the lower die plate being provided with a lower cavity, the upper cavity and the lower cavity forming a cavity for manufacturing a radiator rack, and a core protrusion being protruded in the lower cavity;

[0007] The upper die seat is provided with a pouring gate and a pouring runner communicated with the pouring gate, the lower die plate is provided with a left main runner extending leftward and a right main runner extending rightward, one end of the left main runner and one end of the right main runner are communicated with the pouring runner after meeting, the meeting position of one end of the left main runner and one end of the right main runner is provided with a partition wall on the lower die plate, the partition wall extends along the front-rear direction, a plurality of left side sub-runners are arranged along the front-rear direction in sequence and at intervals on the left side of the partition wall, a plurality of right side sub-runners are arranged along the front-rear direction in sequence and at intervals on the right side of the partition wall, two ends of the left side sub-runner are respectively communicated with the left main runner and the lower cavity, and two ends of the right side sub-runner are respectively communicated with the right main runner and the lower cavity; at least two left side sub-runners and at least two right side sub-runners close to the partition wall are provided with a flow slowing wall extending along the left-right direction.

[0008] As a preferred scheme, the left side sub-runner and the right side sub-runner both extend along the front-rear direction, a left side step is formed at one end of the left side sub-runner close to the left main runner, and a right side step is formed at one end of the right side sub-runner close to the right main runner.

[0009] As a preferred scheme, the upper die seat and the lower die seat are provided with a core pulling mechanism, the core pulling mechanism comprises a slider, a core block and a linkage rod, the slider is movably arranged between the upper die seat and the lower die seat, a surface of the slider in contact with the upper die seat in the horizontal direction is an inclined surface, the inclined surface extends obliquely outward from top to bottom, the upper end of the linkage rod is connected to the upper die seat, the lower end of the linkage rod extends into a gap slot of the lower die seat through the slider, the linkage rod extends obliquely outward from top to bottom, the core block can be displaced towards or away from the cavity, and one end of the core block away from the cavity is connected to the slider.

[0010] As a preferred scheme, the upper die seat is provided with an oblique contact block extending obliquely outward from top to bottom, the oblique contact block is fixedly connected to the upper die seat by locking screws, the oblique contact block has an oblique contact surface extending obliquely outward from top to bottom, and the inclined surface is in contact with the oblique contact surface.

[0011] As a preferred scheme, the linkage rod comprises a main rod part and a limiting head part integrally connected to the upper end of the main rod part, the peripheral wall of the limiting head part extends outward beyond the peripheral wall of the main rod part, the upper die seat is provided with a through hole extending obliquely outward from top to bottom, the upper side of the through hole is provided with a limiting step, the upper end of the main rod part extends into the through hole, the lower end surface of the limiting head part is limited by the limiting step, and the lower end of the main rod part extends into the gap slot of the lower die seat through the slider.

[0012] As a preferred scheme, the slider is connected with a limiting rod at one end away from the core block, a limiting seat is arranged on the lower die seat, the limiting rod is provided with a nut at one end away from the slider and extends out of the lower die seat through the limiting seat, and a spring is sleeved on the limiting rod.

[0013] As a preferred scheme, the upper die seat and the lower die seat are both in rectangular structure, the top four corner parts of the lower die seat are all concavely provided with positioning holes, sleeves are embedded in the positioning holes, and the bottom four corner parts of the upper die seat are all protrudingly provided with guide columns which are adapted to the corresponding sleeves.

[0014] The utility model discloses have obvious advantage and beneficial effect compared with prior art, specifically speaking, from above technical scheme can know, it mainly is through setting up left main runner and right main runner on lower mould plate, and the one end of left main runner and the one end of right main runner meet after intercommunication in pouring runner, and setting up interval wall on the meeting place of the one end of left main runner and the one end of right main runner on lower mould plate, and the left side of interval wall is provided with a plurality of left side auxiliary runner, and the right side of interval wall is provided with a plurality of right side auxiliary runner, and the both ends of left side auxiliary runner are respectively intercommunicated in left main runner and lower cavity, and the both ends of right side auxiliary runner are respectively intercommunicated in right main runner and lower cavity, like this, the main runner and multiple auxiliary runner are integrated, thereby realizing multiple runner structure design, can make inflow uniformity better, and at least two left side auxiliary runner and at least two right side auxiliary runner close to interval wall are internally protrudingly provided with buffer wall, can play the stop buffering effect to the liquid of inflow auxiliary runner, thereby realizing buffer structure design, possesses buffering deceleration effect, and the product stability is better.

[0015] In order to make the structure features, technical means and the concrete purposes and functions reached by the utility model more clear, the utility model will be further explained in detail in combination with the drawings and specific embodiments. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the whole structure perspective schematic diagram of the embodiment of the utility model;

[0017] Figure 2 It is another angle whole structure perspective schematic diagram of the embodiment of the utility model;

[0018] Figure 3 It is the lower die assembly part perspective schematic diagram of the embodiment of the utility model;

[0019] Figure 4 It is another angle lower die assembly part perspective schematic diagram of the embodiment of the utility model;

[0020] Figure 5is the upper die assembly part perspective view of the embodiment of the utility model;

[0021] Figure 6 is another angle upper die assembly part perspective view of the embodiment of the utility model;

[0022] Figure 7 is the local structure diagram of the lower die assembly of the embodiment of the utility model;

[0023] Figure 8 is the three-dimensional schematic diagram of the radiator frame structure of the embodiment of the utility model;

[0024] Figure 9 is another angle three-dimensional schematic diagram of the radiator frame structure of the embodiment of the utility model.

[0025] Explanations of the attached drawings are as follows:

[0026] 10, upper die base 11, pouring gate

[0027] 12, pouring runner 20, upper die plate

[0028] 21, upper cavity 30, lower die plate

[0029] 31, lower cavity 32, core convex part

[0030] 33, left main runner 34, right main runner

[0031] 35, partition wall 36, left auxiliary runner

[0032] 37, right auxiliary runner 38, slow flow wall

[0033] 301, left step 302, right step

[0034] 40, lower die base 50, slider

[0035] 51, inclined surface 60, core block

[0036] 70, linkage rod 71, main body rod part

[0037] 72, limit head part 80, oblique contact block

[0038] 90, limit rod 101, limit seat

[0039] 102, nut 103, spring

[0040] 104, sleeve 105, guide column

[0041] 106, radiator frame. Specific implementation

[0042] Please refer toFigures 1 to 9 As shown, it shows the specific structure of the embodiment of the utility model.

[0043] A radiator forming die, comprising an upper die assembly and a lower die assembly connected with each other, the upper die assembly comprising an upper die base 10 and an upper die plate 20 embedded on the lower surface of the upper die base 10, and the lower die assembly comprising a lower die plate 30 and a lower die base 40, the lower die plate 30 being embedded on the upper surface of the lower die base 40, characterized in that the lower surface of the upper die plate 20 is provided with an upper cavity 21, the upper surface of the lower die plate 30 is provided with a lower cavity 31, and the upper cavity 21 and the lower cavity 31 form a cavity for manufacturing a radiator frame, and a core protrusion 32 is protruded in the lower cavity 31.

[0044] The upper die base 10 and the lower die base 40 are both in rectangular structure, the top four corner parts of the lower die base 40 are all concavely provided with positioning holes, sleeves 104 are embedded in the positioning holes, and the bottom four corner parts of the upper die base 10 are all protrusively provided with guide columns 105, the guide columns 105 are adapted to be in the corresponding sleeves 104.

[0045] The upper die base 10 is provided with a pouring gate 11 and a pouring runner 12 communicated with the pouring gate 11, the lower die plate 30 is provided with a left main runner 33 extending to the left and a right main runner 34 extending to the right, one end of the left main runner 33 and one end of the right main runner 34 are communicated with the pouring runner 12 after converging, a partition wall 35 is provided on the lower die plate 30 at the converging position of one end of the left main runner 33 and one end of the right main runner 34, the partition wall 35 extends along the front-rear direction, a plurality of left auxiliary runners 36 are arranged along the front-rear direction at intervals on the left side of the partition wall 35, a plurality of right auxiliary runners 37 are arranged along the front-rear direction at intervals on the right side of the partition wall 35, both ends of the left auxiliary runner 36 are communicated with the left main runner 33 and the lower cavity 31 respectively, and both ends of the right auxiliary runner 37 are communicated with the right main runner 34 and the lower cavity 31 respectively, thus, the main runner and the plurality of auxiliary runners are integrated, so that the multi-runner structure design is realized, the inflow uniformity is better, at least two left auxiliary runners 36 and at least two right auxiliary runners 37 close to the partition wall 35 are protrusively provided with flow slowing walls 38 extending along the left-right direction, so that the flow slowing walls 38 can stop and buffer the liquid flowing into the auxiliary runners, thus, the buffer structure design is realized, the buffer deceleration effect is achieved, and the product stability is better.

[0046] The left auxiliary runner 36 and the right auxiliary runner 37 both extend along the front-rear direction, the left end of the left auxiliary runner 36 is formed with a left step 301, and the right end of the right auxiliary runner 37 is formed with a right step 302, and the left step 301 and the right step 302 can further play the role of flow slowing.

[0047] The core pulling mechanism is arranged between the upper die seat 10 and the lower die seat 40, and comprises a sliding block 50, a core block 60 and a linkage rod 70. The sliding block 50 is movably arranged between the upper die seat 10 and the lower die seat 40. The surface of the sliding block 50 in contact with the upper die seat 10 in the horizontal direction is a slope 51. The slope 51 extends outwardly and downwardly from top to bottom. The upper end of the linkage rod 70 is connected to the upper die seat 10. The lower end of the linkage rod 70 extends into the accommodation groove of the lower die seat 40 through the sliding block 50. The linkage rod 70 extends outwardly and downwardly from top to bottom. The core block 60 can be displaced towards or away from the cavity. The end of the core block 60 away from the cavity is connected to the sliding block 50. Thus, the sliding block 50 can be moved upwardly to drive the linkage rod 70 to move upwardly. The linkage rod 70 drives the sliding block 50 to move. Since the linkage rod 70 extends outwardly and downwardly, the sliding block 50 is driven to move outwardly when the linkage rod 70 moves upwardly. The core block 60 is driven to move outwardly as a whole to perform core pulling. Thus, the linkage rod 70 drives the sliding block 50 to move to perform core pulling. No air cylinder is needed, the space is reduced, the maintenance is reduced, and the service life of the mold is ensured.

[0048] The upper die seat 10 is provided with a slope contact block 80 extending outwardly and downwardly from top to bottom. The slope contact block 80 is fixedly connected to the upper die seat 10 by locking screws. The slope contact block 80 has a slope contact surface extending outwardly and downwardly from top to bottom. The slope 51 is in contact with the slope contact surface. Thus, the mutual pushing action between the sliding block 50 and the slope contact block 80 is realized. The slope contact block 80 can be disassembled and replaced by the locking screws when the slope contact block 80 is excessively worn. When the mold is opened, the upper die seat 10 moves upwardly to drive the slope contact block 80 to move upwardly to accommodate the sliding block 50. The upper die seat 10 drives the linkage rod 70 to move upwardly. The linkage rod 70 drives the sliding block 50 to move. Since the linkage rod 70 extends outwardly and downwardly, the sliding block 50 is driven to move outwardly when the linkage rod 70 moves upwardly. The core block 60 is driven to move outwardly as a whole to perform core pulling.

[0049] The linkage rod 70 comprises a main rod part 71 and a limiting head part 72 integrally connected to the upper end of the main rod part 71. The peripheral side wall of the limiting head part 72 extends outwardly beyond the peripheral side wall of the main rod part 71. The upper die seat 10 is provided with a through hole extending outwardly and downwardly from top to bottom. The upper side of the through hole is provided with a limiting step. The upper end of the main rod part 71 extends into the through hole. The lower end surface of the limiting head part 72 is limited by the limiting step. The lower end of the main rod part 71 extends into the accommodation groove of the lower die seat 40 through the sliding block 50.

[0050] The end of the sliding block 50 away from the core block 60 is connected with a limiting rod 90, the lower die seat 40 is provided with a limiting seat 101, the end of the limiting rod 90 away from the sliding block 50 is arranged outside the lower die seat 40 through the limiting seat 101, the end of the limiting rod 90 away from the sliding block 50 is sleeved with a nut 102, the limiting rod 90 is sleeved with a spring 103, and the two ends of the spring 103 are limited by the nut 102 and the limiting seat 101 respectively, so that the sliding block 50 is limited through the combination of the limiting rod 90, the nut 102, the spring 103 and the limiting seat 101, and the phenomenon that the sliding block 50 slides out or even falls is prevented.

[0051] In the embodiment, the core pulling mechanism is provided with two groups, and the two groups of core pulling mechanisms are arranged on the left side and the right side between the upper die seat 10 and the lower die seat 40 respectively.

[0052] In addition, the heat radiator frame is mainly applied to the forming and manufacturing of the heat radiator frame on the communication case cabinet, but is not limited to the application of the heat radiator frame on the communication case cabinet. Figure 8 and Figure 9 The heat radiator frame 106 shown in the structure.

[0053] In summary, the design of the utility model mainly lies in that the left side main runner and the right side main runner are arranged on the lower die plate, the left side main runner and the right side main runner are communicated after the one end of the left side main runner and the one end of the right side main runner meet, the interval wall is arranged on the meeting place of the one end of the left side main runner and the one end of the right side main runner on the lower die plate, a plurality of left side auxiliary runners are arranged on the left side of the interval wall, a plurality of right side auxiliary runners are arranged on the right side of the interval wall, the two ends of the left side auxiliary runner are communicated with the left side main runner and the lower cavity respectively, and the two ends of the right side auxiliary runner are communicated with the right side main runner and the lower cavity respectively, so that the main runner and the plurality of auxiliary runners are integrated, the multi-runner structure design is realized, the inflow uniformity is better, at least two left side auxiliary runners and at least two right side auxiliary runners close to the interval wall are provided with the flow slowing wall, the flow slowing wall can stop and buffer the liquid flowing into the auxiliary runner, the buffer structure design is realized, the buffer speed reduction effect is achieved, and the product stability is better.

[0054] The above is only a preferred embodiment of the utility model, and does not limit the technical range of the utility model, so any slight modification, equivalent change and modification made according to the technical essence of the utility model to the above embodiment still belongs to the range of the technical scheme of the utility model.

Claims

1. A heat sink forming die, comprising an upper die assembly and a lower die assembly connected to each other; the upper die assembly comprises an upper die base and an upper die plate, the upper die plate being embedded in the lower surface of the upper die base; the lower die assembly comprises a lower die plate and a lower die base, the lower die plate being embedded in the upper surface of the lower die base; characterized in that: The lower surface of the upper die plate is provided with an upper cavity, and the upper surface of the lower die plate is provided with a lower cavity, the upper cavity and the lower cavity constitute a cavity for manufacturing the radiator frame, and a core convex part is arranged in the lower cavity; The upper die seat is provided with a pouring gate and a pouring runner communicated with the pouring gate, the lower die plate is provided with a left main runner extending to the left and a right main runner extending to the right, one end of the left main runner is communicated with one end of the right main runner after the intersection, and a partition wall is arranged on the lower die plate at the intersection of one end of the left main runner and one end of the right main runner, the partition wall extends in the front-rear direction, a plurality of left auxiliary runners are arranged on the left side of the partition wall in sequence in the front-rear direction, a plurality of right auxiliary runners are arranged on the right side of the partition wall in sequence in the front-rear direction, and the two ends of the left auxiliary runner are respectively communicated with the left main runner and the lower cavity, and the two ends of the right auxiliary runner are respectively communicated with the right main runner and the lower cavity.

2. A heat spreader forming die as in claim 1, wherein: The left auxiliary runner and the right auxiliary runner both extend in the front-rear direction, the left end of the left auxiliary runner is formed with a left step, and the right end of the right auxiliary runner is formed with a right step.

3. The heat spreader forming die of claim 1, wherein: The core pulling mechanism is arranged between the upper die seat and the lower die seat, and the core pulling mechanism comprises a slider, a core block and a linkage rod, the slider is movably arranged between the upper die seat and the lower die seat, the surface of the slider in contact with the upper die seat in the horizontal direction is an inclined surface, the inclined surface extends outward and downward, the upper end of the linkage rod is connected to the upper die seat, the lower end of the linkage rod extends into the accommodation groove of the lower die seat through the slider, the linkage rod extends outward and downward, the core block can be displaced towards or away from the cavity, and the end of the core block away from the cavity is connected to the slider.

4. A heat spreader forming die as in claim 3, wherein: The upper die seat is provided with an inclined contact block extending outward and downward, the inclined contact block is fixedly connected to the upper die seat by a locking screw, the inclined contact block has an inclined contact surface extending outward and downward, and the inclined surface is in contact with the inclined contact surface.

5. The heat spreader forming die of claim 3, wherein: The linkage rod comprises a main rod part and a limiting head part integrally connected to the upper end of the main rod part, the peripheral wall of the limiting head part extends outward beyond the peripheral wall of the main rod part, the upper die seat is provided with a through hole extending outward and downward, the upper side of the through hole is provided with a limiting step, the upper end of the main rod part extends into the through hole, the lower end surface of the limiting head part is limited by the limiting step, and the lower end of the main rod part extends into the accommodation groove of the lower die seat through the slider.

6. The heat spreader forming mold of claim 3, wherein: The end of the slider away from the core block is connected with a limiting rod, the lower die seat is provided with a limiting seat, the end of the limiting rod away from the slider extends out of the lower die seat through the limiting seat, the end of the limiting rod away from the slider is sleeved with a nut, and a spring is sleeved on the limiting rod.

7. The heat spreader forming mold of claim 1, wherein: The upper die seat and the lower die seat both have a rectangular structure, the top four corner parts of the lower die seat are all concavely provided with positioning holes, The positioning hole is embedded with a sleeve, and the four corners of the bottom of the upper die holder are provided with guide columns, The guide columns are adapted to the corresponding sleeves.

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