Inner ejection structure of radiator sliding block
By using hydraulic cylinders to drive the slider seat and lower mold to rise and fall, the problem of sticking and deformation of the reinforced radiator structure in traditional demolding methods is solved, realizing an efficient and reliable demolding process and improving production efficiency and product quality.
Patent Information
- Application Number
- CN202423168536.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-23
- Publication Date
- 2025-11-18
- Estimated Expiration
- 2034-12-23
AI Technical Summary
Traditional single-demolding methods are difficult to handle heat sink structures with many and deep reinforcing ribs, leading to product sticking to the mold, deformation, or even damage, affecting product quality and production efficiency.
A hydraulic cylinder is used to drive the slider seat and the lower mold to rise and fall, which reduces the impact force when the ejector pin ejects the product, and efficient demolding is achieved through sliding clamping components and demolding components.
This ensures high-quality demolding of the radiator housing, improves production efficiency, reduces production costs, enhances the convenience and reliability of the production process, and improves product quality.
Smart Images
Figure CN223557225U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of injection mold accessory device, in particular to a radiator slider block internal ejection structure. BACKGROUND
[0002] It is known that with the continuous development of automobile industry, the structure design of automobile radiator is more and more complex, especially a plurality of reinforcing ribs are usually designed on the radiator shell, these reinforcing ribs not only increase the strength of the radiator, but also bring the demoulding problem in the injection molding process.
[0003] The traditional single demoulding mode is difficult to deal with the structure of many and deep reinforcing ribs, and is easy to cause the product to stick to the mold, deform and even damage, which seriously affects the quality and production efficiency of the product, thereby poor practicability. SUMMARY
[0004] To solve the above technical problems, the utility model provides a radiator slider block internal ejection structure, through the hydraulic cylinder drives the slider block seat and two groups of lower molds to lift, so as to slow down the impact force when the ejector pin ejects the product, and facilitates the worker to carry out the blanking of the product, so as to ensure that the radiator shell can be demoulded from the mold with high quality, thereby improving the production efficiency and product quality, and therefore enhancing the practicability.
[0005] The utility model discloses a radiator slider block internal ejection structure, including hydraulic cylinder assembly, oil cylinder flange plate, two groups of oil cylinder support plate, two groups of pressure strip, slider block seat and two groups of lower molds, the top of hydraulic cylinder assembly is provided with hydraulic rod, the top of hydraulic cylinder group is connected with oil cylinder flange plate, the rear end of oil cylinder flange plate is provided with recess, and hydraulic rod passes through recess, the top of oil cylinder flange plate is connected with two groups of oil cylinder support plate, and the inner end of two groups of oil cylinder support plate is connected with pressure strip through screw respectively, the inner end of two groups of pressure strip is connected with slider block seat, the front end of two groups of oil cylinder support block is provided with limit top block assembly respectively, and two groups of pressure strip are slidably connected with slider block seat through sliding clamping assembly, the rear end of slider block seat is provided with mounting groove, and the top of mounting groove is connected with hydraulic rod, the top of slider block seat is connected with two groups of lower molds, and the bottom of slider block seat is provided with demoulding assembly.
[0006] Preferably, the sliding clamping assembly includes two groups of first clamping sliders and two groups of second clamping sliders, the front end of the two groups of pressure strips is provided with two groups of first clamping sliding grooves, the inner end of the two groups of pressure strips is provided with two groups of second clamping sliding grooves, the rear end of the slider block seat is connected with the two groups of first clamping sliders, the left end and the right end of the slider block seat are respectively connected with the second clamping sliders, the two groups of first clamping sliders are respectively slidably clamped with the first clamping sliding grooves, and the two groups of second clamping sliders are respectively slidably clamped with the second clamping sliding grooves.
[0007] Preferably, the demolding assembly comprises ten sets of ejector pins, ten sets of second limiting blocks, an ejector pin plate, an ejector pin bottom plate, four sets of limiting slide rods and four sets of inner hexagonal caps, the bottom ends of the ten sets of ejector pins are connected with the second limiting blocks, the bottom end of the ejector pin plate is provided with ten sets of first through holes and four sets of third through holes, the bottom end of the slide block seat is provided with four sets of first threaded holes and ten sets of fourth through holes, the bottom end of the ejector pin bottom plate is provided with four sets of fifth through holes, the ten sets of ejector pins pass through the first through holes and the fourth through holes respectively, the bottom end of the lower mold is provided with ten sets of first through sliding holes, the cross-shaped ejector pins pass through the first through sliding holes respectively, the ejector pin plate and the ejector pin bottom plate are connected through screws, the top outer walls of the four sets of limiting slide rods are provided with first threads, the bottom ends of the four sets of limiting slide rods are connected with the inner hexagonal caps, the four sets of limiting slide rods slide through the fifth through holes and the third through holes respectively and are threadedly connected with the first threaded holes.
[0008] Preferably, it further comprises two sets of fixed return rods and first limiting blocks, the bottom end of the ejector pin plate is provided with two sets of second through holes, the bottom end of the slide block seat is provided with two sets of guide sliding holes, the bottom ends of the two sets of fixed return rods are connected with the first limiting blocks respectively, and the two sets of fixed return rods slide and fit through the second through holes and the guide sliding holes respectively.
[0009] Preferably, the limiting top block assembly comprises two sets of limiting seats, two sets of limiting tongues, four sets of third clamping slide blocks and two sets of fixed screws, the front ends of the two sets of oil cylinder support plates are connected with the limiting seats respectively, the front ends of the two sets of limiting seats are provided with first through sliding grooves, the top ends and the bottom ends of the two sets of first through sliding grooves are provided with third clamping sliding grooves respectively, the top ends and the bottom ends of the two sets of limiting tongues are connected with the third clamping slide blocks respectively, the four sets of third clamping slide blocks are slidably clamped with the third clamping sliding grooves respectively, the outer ends of the two sets of limiting seats are provided with sixth through holes respectively, the top outer walls of the two sets of fixed screws are provided with second threads respectively, the outer ends of the two sets of limiting tongues are provided with second threaded holes respectively, the two sets of fixed screws pass through the sixth through holes respectively, the two sets of second threaded holes are threadedly connected with the second threads respectively, and the second outer walls of the two sets of fixed screws are provided with springs.
[0010] Preferably, the left side and the right side of the ejector pin plate and the ejector pin bottom plate are respectively provided with inclined surfaces, and the top and the bottom of the two sets of limiting tongues are respectively provided as inclined surfaces.
[0011] Preferably, the two sets of second through holes and the ten sets of first through holes are all provided as counterbores.
[0012] Preferably, the two sets of fixed screws, the four sets of limiting slide rods, the two sets of fixed return rods and the ten sets of ejector pins are all made of 50CrVA chromium vanadium steel.
[0013] The utility model discloses the beneficial effect compared with prior art is: the utility model discloses through hydraulic cylinder drive slide block seat and two groups lower mould go up and down, slow down the impact force when the ejector pin ejects product, avoided product sticking mould, deformation even damage, ensured that radiator shell can high quality from the mould break out, and the use of hydraulic cylinder has simplified the stripping process, reduced manual intervention, improved production efficiency, reduced production cost, secondly, the worker can complete the stripping of radiator shell through simple operation, improved the convenience and reliability of production process, to this end, ensure that radiator shell can high quality from the mould break out, thereby improve production efficiency and product quality, therefore, enhance practicality. BRIEF DESCRIPTION OF DRAWINGS
[0014] Fig. 1 It is the connecting structure schematic diagram of the utility model;
[0015] Fig. 2 It is the limiting tongue and third carding sliding block connecting structure schematic diagram of the utility model;
[0016] Fig. 3 It is the hydraulic cylinder assembly and oil cylinder flange plate connecting structure schematic diagram of the utility model;
[0017] Fig. 4 It is the overhead structure schematic diagram of the utility model;
[0018] Mark in drawing: 1, hydraulic cylinder assembly;2, hydraulic rod;3, oil cylinder flange plate;4, oil cylinder support plate;5, press strip;6, lower mould;7, first carding sliding block;8, second carding sliding block;9, ejector pin;10, second limiting block;11, ejector pin plate;12, ejector pin bottom plate;13, limiting slide;14, inner hexagonal cap;15, fixed return lever;16, first limiting block;17, limiting seat;18, limiting tongue;19, third carding sliding block;20, fixed screw;21, spring;22, slide block seat. DETAILED DESCRIPTION
[0019] The specific embodiment of the utility model is described in further detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but not to limit the scope of the utility model.
[0020] As Figs. 1 to 4As shown in the utility model, the ejector structure in the slider of the radiator includes hydraulic cylinder assembly 1, oil cylinder flange plate 3, two groups of oil cylinder support plates 4, two groups of pressing strips 5, slider seat 22 and two groups of lower molds 6, the top end of hydraulic cylinder assembly 1 is provided with hydraulic rod 2, the top end of hydraulic cylinder group is connected with oil cylinder flange plate 3, the rear end of oil cylinder flange plate 3 is provided with recess, hydraulic rod 2 passes through recess, the top end of oil cylinder flange plate 3 is connected with two groups of oil cylinder support plates 4, the inner end of two groups of oil cylinder support plates 4 is connected with pressing strip 5 through screw respectively, the inner end of two groups of pressing strips 5 is connected with slider seat 22, the front end of two groups of oil cylinder support blocks is provided with limit top block assembly respectively, two groups of pressing strips 5 are slidably clamped with slider seat 22 through sliding clamping assembly, the rear end of slider seat 22 is provided with mounting groove, the top end of mounting groove is connected with hydraulic rod 2, the top end of slider seat 22 is connected with two groups of lower molds 6, the bottom end of slider seat 22 is provided with demolding assembly;The utility model drives slider seat 22 and two groups of lower molds to lift through hydraulic cylinder, slows down the impact force when ejector pin ejects product, avoids product sticking to mold, deformation or even damage, ensures that radiator shell can be demolded from mold with high quality, and the use of hydraulic cylinder simplifies the demolding process, reduces manual intervention, improves production efficiency, reduces production cost, then the worker can complete the demolding of radiator shell through simple operation, improves the convenience and reliability of production process, to ensure that radiator shell can be demolded from mold with high quality, thereby improving production efficiency and product quality, therefore, the practicability is enhanced.
[0021] As the preferred embodiment of the above embodiment, the sliding clamping assembly includes two groups of first clamping sliders 7 and two groups of second clamping sliders 8, the front end of two groups of pressing strips 5 is provided with two groups of first clamping sliding grooves, the inner end of two groups of pressing strips 5 is provided with two groups of second clamping sliding grooves, the rear end of slider seat 22 is connected with two groups of first clamping sliders 7, the left end and the right end of slider seat 22 are connected with second clamping sliders 8 respectively, two groups of first clamping sliders 7 are slidably clamped with first clamping sliding grooves respectively, two groups of second clamping sliders 8 are slidably clamped with second clamping sliding grooves respectively;The sliding clamping between slider seat 22 and two groups of pressing strips can be carried out through two groups of first clamping sliders and two groups of second clamping sliders, so as to fix the clamping seat, thereby enhancing the practicability.
[0022] As a preferred of the above embodiment, the demolding assembly comprises ten sets of ejector pins 9, ten sets of second limiting blocks 10, an ejector pin plate 11, an ejector pin bottom plate 12, four sets of limiting slide rods 13 and four sets of inner hexagonal caps 14, the bottom ends of the ten sets of ejector pins 9 are connected with the second limiting blocks 10 respectively, the bottom end of the ejector pin plate 11 is provided with ten sets of first through holes and four sets of third through holes, the bottom end of the slide block seat 22 is provided with four sets of first threaded holes and ten sets of fourth through holes, the bottom end of the ejector pin bottom plate 12 is provided with four sets of fifth through holes, the ten sets of ejector pins 9 pass through the first through holes and the fourth through holes respectively, the bottom end of the lower mold 6 is provided with ten sets of first through sliding holes, the cross-shaped ejector pins pass through the first through sliding holes respectively, the ejector pin plate 11 is connected with the ejector pin bottom plate 12 through screws, the top outer walls of the four sets of limiting slide rods 13 are provided with first threads, the bottom ends of the four sets of limiting slide rods 13 are connected with the inner hexagonal caps 14, the four sets of limiting slide rods 13 slide through the fifth through holes and the third through holes respectively and are threadedly connected with the first threaded holes; when demolding the radiator shell, the hydraulic cylinder drives the hydraulic rod, the sliding seat and the two sets of ejector pin plates to move downward, the two sets of ejector pin plates are limited when moving to the limiting top block assembly, then the ejector pin plate is in close contact with the sliding seat, and then the ten sets of ejector pins demold the two sets of radiator shells, after the demolding is completed, the hydraulic rod moves downward again, then the hydraulic rod and the sliding seat drive the two sets of ejector pin plates to move downward again, and the two sets of ejector pin plates move the two sets of limiting tongues outward through the two sets of springs, then the two sets of lamp holder plates move to the bottom of the two sets of limiting tongues, then the hydraulic rod drives the sliding seat to move upward, and the sliding seat drives the two sets of ejector pin plates to move upward through the limiting slide rods, so that the two sets of ejector pin plates limit the ejector pin plate downward in cooperation with the two sets of limiting tongues, so that the ejector pin returns to the original position, and when the limiting slide rod is stretched to the limit, the two sets of springs retract, then the two sets of ejector pin plates move to the top of the two sets of limiting tongues, thereby facilitating the production and demolding of products, and thus enhancing the practicality.
[0023] As a preferred of the above embodiment, it further comprises two sets of fixed return rods 15 and first limiting blocks 16, the bottom end of the ejector pin plate 11 is provided with two sets of second through holes, the bottom end of the slide block seat 22 is provided with two sets of guide sliding holes, the bottom ends of the two sets of fixed return rods 15 are connected with the first limiting blocks 16 respectively, and the two sets of fixed return rods 15 slide through the second through holes and the guide sliding holes respectively; the sliding guidance of the two sets of slide block seats 22 and the two sets of ejector pin plates can be realized through the two sets of fixed return rods, thereby enhancing the practicality.
[0024] As the preferred of the above embodiment, the limiting top block assembly comprises two sets of limiting seats 17, two sets of limiting tongues 18, four sets of third clamping sliding blocks 19 and two sets of fixed screws 20, the front ends of the two sets of oil cylinder support plates 4 are connected with the limiting seats 17 respectively, the front ends of the two sets of limiting seats 17 are provided with first through sliding grooves, the top ends and the bottom ends of the two sets of first through sliding grooves are provided with third clamping sliding grooves respectively, the top ends and the bottom ends of the two sets of limiting tongues 18 are connected with the third clamping sliding blocks 19 respectively, the four sets of third clamping sliding blocks 19 are slidably clamped with the third clamping sliding grooves respectively, the outer ends of the two sets of limiting seats 17 are provided with sixth through holes respectively, the top outer walls of the two sets of fixed screws 20 are provided with second threads respectively, the outer ends of the two sets of limiting tongues 18 are provided with second threaded holes respectively, the two sets of fixed screws 20 pass through the sixth through holes respectively, the two sets of second threaded holes are threadedly connected with the second threads respectively, and the second outer walls of the two sets of fixed screws 20 are provided with springs 21; the two sets of limiting tongues can be used for limiting the two sets of thimble plates, and the two sets of limiting tongues can be retracted when the downward pressure of the two sets of thimble plates is too large, so that the practicality is enhanced.
[0025] As the preferred of the above embodiment, the left side and the right side of the thimble plate 11 and the thimble bottom plate 12 are provided with inclined surfaces respectively, and the top and the bottom of the two sets of limiting tongues 18 are provided with inclined surfaces respectively; the four sets of inclined surfaces on the two sets of thimble plates and the four sets of inclined surfaces on the two sets of limiting tongues can be used for better compression and outward movement of the two sets of springs and the two sets of fixed screws, so that the practicality is enhanced.
[0026] As the preferred of the above embodiment, the two sets of second through holes and the ten sets of first through holes are all provided with counterbores; the counterbores can be used for hiding the ten sets of thimble bottom second limiting blocks and the two sets of first limiting blocks at the bottoms of the two sets of fixed return rods, so that the two sets of thimble plates can be closely attached, thereby enhancing the practicality.
[0027] As the preferred of the above embodiment, the two sets of fixed screws 20, the four sets of limiting sliding rods 13, the two sets of fixed return rods 15 and the ten sets of thimbles 9 are all made of 50CrVA chromium vanadium steel material; after quenching, the HRC value can reach 50-55, and the high hardness and good wear resistance are suitable for manufacturing high-load thimbles, thereby enhancing the practicality.
[0028] The working principle of the ejector structure in the heat dissipation device sliding block is that, when the device is used, the device is installed at a suitable position, and then the hydraulic cylinder lowering device is installed, and then when the heat dissipation device shell is produced, the hydraulic oil cylinder drives the hydraulic rod and the sliding block seat 22 to move upwards, and then when the four sets of limiting sliding rods reach the limiting length, the four sets of limiting sliding rods will drive the two sets of ejector plates to move upwards through the four sets of first limiting blocks, and when the upward pushing force is large, the four sets of inclined surfaces on the surface and the four sets of inclined surfaces on the two sets of limiting tongues will push the two sets of limiting tongues outward, so that the two sets of ejector plates move to the top of the two sets of limiting tongues, and when the four sets of limiting sliding rods are lengthened to the limiting length, the ten sets of ejector pins will also be retracted into the sliding block seat 22, and then the heat dissipation device shell is injection molded, and then after the injection molding is completed, the hydraulic cylinder will drive the hydraulic rod, the sliding block seat 22, the sliding block core and the two sets of ejector plates to move downwards, and when the two sets of limiting tongues are moved, the two sets of ejector plates will be guided by the two sets of fixed return rods and the limiting sliding rods, so that the ejector plates are tightly attached to the sliding seat, and then the ten sets of ejector pins eject the produced shell, and then the staff takes away the product, and then the hydraulic cylinder moves the hydraulic rod downwards again, so that the two sets of ejector plates limit the movement of the two sets of limiting tongues, and then the two sets of ejector plates move to the bottom of the two sets of limiting tongues, and then the two sets of limiting tongues limit the two sets of ejector plates through the two sets of springs, and then the above operation is performed again, and then the heat dissipation device shell is produced again.
[0029] The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.
[0030] In the present application, "first", "second" and "third" do not represent the specific number and order, but are only used for the differentiation of names.
[0031] The above is only the preferred embodiment of the present application, and it should be pointed out that for ordinary skilled persons in the technical field, without departing from the technical principles of the present application, a number of improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present application.
Claims
1. A radiator slider internal ejection structure, characterized in that, The assembly includes a hydraulic cylinder assembly (1), a cylinder flange plate (3), two sets of cylinder support plates (4), two sets of pressure strips (5), a slider seat (22), and two sets of lower molds (6). The top of the hydraulic cylinder assembly (1) is provided with a hydraulic rod (2). The top of the hydraulic cylinder assembly is connected to the cylinder flange plate (3). The rear end of the cylinder flange plate (3) is provided with a groove through which the hydraulic rod (2) passes. The top of the cylinder flange plate (3) is connected to the two sets of cylinder support plates (4). The inner ends of the two sets of pressure strips (5) are connected to the pressure strips (5) by screws. The inner ends of the two sets of pressure strips (5) are connected to the slider seat (22). The front ends of the two sets of hydraulic cylinder support blocks are respectively provided with limit top block components. The two sets of pressure strips (5) are slidably clamped to the slider seat (22) by sliding clamping components. The rear end of the slider seat (22) is provided with an installation groove. The top end of the installation groove is connected to the hydraulic rod (2). The top end of the slider seat (22) is connected to the two sets of lower molds (6). The bottom end of the slider seat (22) is provided with a demolding component.
2. The radiator slider ejection structure as described in claim 1, characterized in that, The sliding mounting assembly includes two sets of first mounting sliders (7) and two sets of second mounting sliders (8). The front ends of the two sets of pressure strips (5) are provided with two sets of first mounting grooves, and the inner ends of the two sets of pressure strips (5) are provided with two sets of second mounting grooves. The rear end of the slider seat (22) is connected to the two sets of first mounting sliders (7). The left and right ends of the slider seat (22) are respectively connected to the second mounting sliders (8). The two sets of first mounting sliders (7) are slidably mounted with the first mounting grooves, and the two sets of second mounting sliders (8) are slidably mounted with the second mounting grooves.
3. The radiator slider ejection structure as described in claim 2, characterized in that, The demolding assembly includes ten sets of ejector pins (9), ten sets of second limiting blocks (10), an ejector plate (11), an ejector base plate (12), four sets of limiting slide bars (13), and four sets of internal hexagonal caps (14). The bottom ends of the ten sets of ejector pins (9) are respectively connected to the second limiting blocks (10). The bottom end of the ejector plate (11) is provided with ten sets of first through holes and four sets of third through holes. The bottom end of the slider seat (22) is provided with four sets of first threaded holes and ten sets of fourth through holes. The bottom end of the ejector base plate (12) is provided with four sets of fifth through holes. Ten sets of ejector pins (9) pass through the first through hole and the fourth through hole respectively. The bottom end of the lower mold (6) is provided with ten sets of first through sliding holes. The cross ejector pins pass through the first through sliding holes respectively. The ejector plate (11) and the ejector base plate (12) are connected by screws. The top outer wall of the four sets of limit slide rods (13) is provided with the first thread. The bottom end of the four sets of limit slide rods (13) is connected to the internal hexagonal cap (14). The four sets of limit slide rods (13) slide through the fifth through hole and the third through hole respectively and are threadedly connected to the first threaded hole.
4. The radiator slider ejection structure as described in claim 3, characterized in that, It also includes two sets of fixed return rods (15) and a first limiting block (16). The bottom end of the ejector plate (11) is provided with two sets of second through holes, and the bottom end of the slider seat (22) is provided with two sets of guide sliding holes. The bottom ends of the two sets of fixed return rods (15) are respectively connected to the first limiting block (16), and the two sets of fixed return rods (15) slide through the second through holes and guide sliding holes respectively.
5. The radiator slider ejection structure as described in claim 4, characterized in that, The limiting block assembly includes two sets of limiting seats (17), two sets of limiting tongues (18), four sets of third locking sliders (19), and two sets of fixing screws (20). The front ends of the two sets of hydraulic cylinder support plates (4) are respectively connected to the limiting seats (17). The front ends of the two sets of limiting seats (17) are provided with first through grooves. The top and bottom ends of the two sets of first through grooves are respectively provided with third locking grooves. The top and bottom ends of the two sets of limiting tongues (18) are respectively connected to the third locking sliders (19). The third locking slider (19) is slidably locked with the third locking groove. The outer ends of the two sets of limiting seats (17) are respectively provided with a sixth through hole. The top outer walls of the two sets of fixing screws (20) are respectively provided with a second thread. The outer ends of the two sets of limiting tongues (18) are respectively provided with a second thread hole. The two sets of fixing screws (20) pass through the sixth through hole. The two sets of second thread holes are respectively threaded with the second thread. The second outer walls of the two sets of fixing screws (20) are provided with springs (21).
6. The radiator slider ejection structure as described in claim 5, characterized in that, The left and right sides of the ejector plate (11) and ejector base plate (12) are respectively provided with inclined surfaces, and the top and bottom of the two sets of limiting tongues (18) are respectively provided with inclined surfaces.
7. The radiator slider ejection structure as described in claim 6, characterized in that, The two sets of second through holes and the ten sets of first through holes are all set as countersunk holes.
8. The radiator slider ejection structure as described in claim 7, characterized in that, The two sets of fixing screws (20), four sets of limiting slide rods (13), two sets of fixing return rods (15) and ten sets of ejector pins (9) are all made of 50CrVA chromium vanadium steel.