CN112264934A - Abrasive flow polishing device for mold machining - Google Patents
Abrasive flow polishing device for mold machining Download PDFInfo
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- CN112264934A CN112264934A CN202011165103.5A CN202011165103A CN112264934A CN 112264934 A CN112264934 A CN 112264934A CN 202011165103 A CN202011165103 A CN 202011165103A CN 112264934 A CN112264934 A CN 112264934A
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- supporting plate
- plate
- grinding pipe
- hole
- abrasive
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/08—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for polishing surfaces, e.g. smoothing a surface by making use of liquid-borne abrasives
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C9/00—Appurtenances of abrasive blasting machines or devices, e.g. working chambers, arrangements for handling used abrasive material
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
An abrasive flow polishing device for mold processing comprises a base, a second supporting plate, a first abrasive pipe, a second abrasive pipe, a first piston, a first electric telescopic rod, a mold, a second electric telescopic rod, a third supporting plate, a first connecting rod, a pressing assembly and a clamping assembly; two groups of first supporting plates are arranged on the base; the first abrasive pipe is communicated with the second abrasive pipe; a first piston is positioned in the first abrasive tube; the end part of the first electric telescopic rod is connected with the first piston; the clamping assembly is arranged on the second supporting plate; the bottom of the second electric telescopic rod is connected with the third supporting plate; the bottom of the third supporting plate is provided with a connecting column; the bottom of the connecting column is provided with a fourth supporting plate; the second connecting rod is connected with the bottom of the pressure rod and the second piston; the limiting rod extends into the third abrasive tube; a first pressure sensor is arranged at the bottom of the blind hole; the base is provided with a controller and a console. According to the invention, the grinding material can realize bidirectional grinding material polishing on the inner wall of the die hole, so that the polishing effect and efficiency are improved, and the die is simple and convenient to position.
Description
Technical Field
The invention relates to the technical field of abrasive flow polishing devices, in particular to an abrasive flow polishing device for mold machining.
Background
Abrasive flow polishing refers to a polishing and deburring process, also called fluid polishing or extrusion grinding polishing, mainly aiming at inner holes, micro-holes, irregular shapes, spherical curved surfaces, gears and the like, is distinguished by high efficiency, thorough polishing and deburring and no damage to a workpiece, the quality requirement of the surface of the workpiece is very high when the die is processed, which requires high quality of the working surface of the die, for the outer surface of the die, the traditional grinding and polishing can be directly used, but for the inner surface, such as the inner wall of a working hole and an ejector pin hole of the die, the traditional grinding and polishing can not be realized due to environmental limitation or incapability of operation due to small diameter, and the like, for the situations, an abrasive flow polishing means is mostly adopted, however, most of the existing abrasive flow polishing is one-way circular polishing, the polishing effect and efficiency are not good, the positioning of the mold is troublesome, and the polishing effect is affected by shaking.
Disclosure of Invention
Objects of the invention
In order to solve the technical problems in the background art, the invention provides an abrasive flow polishing device for mold processing, which improves the abrasive flow polishing effect through bidirectional polishing, and has the advantages of simple structure, convenient operation and convenient and rapid mold clamping and positioning.
(II) technical scheme
The invention provides an abrasive flow polishing device for mold processing, which comprises a base, a second supporting plate, a first abrasive pipe, a second abrasive pipe, a first piston, a first electric telescopic rod, a mold, a second electric telescopic rod, a third supporting plate, a first connecting rod, a pressing assembly and a clamping assembly, wherein the first supporting plate is fixed on the base; the pressing assembly comprises a third grinding pipe, a pressing rod, a first spring, a second connecting rod, a second piston and a limiting rod;
two groups of vertical first supporting plates are arranged on the base; the two groups of first supporting plates are parallel; the second supporting plate is horizontally arranged between the two groups of first supporting plates and is provided with a first through hole; the first through holes form openings on the upper end surface and the lower end surface of the second supporting plate; the first abrasive pipe is vertically arranged on the base, the first abrasive pipe is positioned between the two groups of first supporting plates, and the top of the first abrasive pipe is closed; the bottom of the second grinding pipe is communicated with the top of the first grinding pipe, the top of the second grinding pipe is connected with the second supporting plate, the inner wall of a cavity at the top of the second grinding pipe is positioned on the periphery of the first through hole, and the diameter of the inner wall of the second grinding pipe is smaller than that of the inner wall of the first grinding pipe; the first piston is positioned in the first abrasive tube, and the outer peripheral wall of the first piston is attached to the inner peripheral wall of the first abrasive tube; the first electric telescopic rod is arranged on the base, the first electric telescopic rod is positioned in the first abrasive tube, and the end part of the first electric telescopic rod is connected with the bottom of the first piston;
the die is placed on the upper end face of the second supporting plate, and a die hole of the die is opposite to the first through hole; the two groups of clamping components are arranged on the second supporting plate and are symmetrical relative to the mold;
a horizontal fixing plate is arranged between the tops of the two groups of first supporting plates; the second electric telescopic rod is arranged on the lower end face of the fixed plate, and the bottom of the second electric telescopic rod is connected with the third supporting plate; the third supporting plate is connected with the two groups of first supporting plates in a sliding mode through two groups of first connecting rods, the sliding direction is the up-down direction, and the bottom of the third supporting plate is vertical and is rotatably provided with a connecting column; the bottom of the connecting column is provided with a horizontal fourth supporting plate;
the fourth supporting plate is provided with a vertical second through hole; a third abrasive pipe passes through the second through hole in a matched mode, the third abrasive pipe is opposite to the die hole in the die, the top of the third abrasive pipe is closed, and two sides of the outer peripheral wall of the third abrasive pipe are respectively provided with a first strip-shaped groove; the first strip-shaped grooves form openings on the inner wall and the outer wall of the third grinding material pipe, and the two groups of first strip-shaped grooves are positioned at two ends of the diameter of the third grinding material pipe; the compression bar horizontally penetrates through the two groups of first strip-shaped grooves; one end of the first spring is connected with the inner side of the closed top of the third abrasive pipe, and the other end of the first spring is connected with the pressure rod; the second connecting rod is positioned in the third grinding pipe, the top of the second connecting rod is connected with the bottom of the pressure rod, and the bottom of the second connecting rod is connected with the second piston; the outer peripheral wall of the second piston is attached to the inner peripheral wall of the third abrasive tube; the fourth supporting plate is provided with a horizontal third through hole, the third through hole forms an opening at the periphery of the fourth supporting plate, and the third through hole is communicated with the second through hole; one end of the limiting rod is inserted into the third through hole in a matched mode and penetrates through the first strip-shaped groove to extend into the third abrasive pipe, the other end of the limiting rod is located outside the fourth supporting plate, and a first limiting plate is sleeved on the periphery of the limiting rod; the first limiting plate is positioned outside the fourth supporting plate; a fourth through hole is formed in the top of the periphery of the third abrasive tube, and when the lower end face of the third abrasive tube is attached to the upper end face of the die, the limiting rod is inserted into the fourth through hole in a matched mode;
a blind hole is formed in the lower end face of the third abrasive tube, a first pressure sensor is arranged at the bottom of the blind hole, and the bottom of the first pressure sensor is flush with the lower end face of the third abrasive tube; the base is provided with a controller and a console; a first starting button, a second starting button and a first reset button are arranged on the console; first start button, second start button and first reset button all with controller electric connection, first pressure sensor and controller signal transmission are connected, controller and first electric telescopic handle and the equal control connection of second electric telescopic handle.
Preferably, compress tightly the subassembly and set up the multiunit, the multiunit compresses tightly the subassembly and uses the spliced pole to distribute along the circumference as the center, and the multiunit compresses tightly the circular cavity diameter inequality of the third grinding pipe in the subassembly.
Preferably, a fifth supporting plate is arranged on the fourth supporting plate and located between the first limiting plate and the third abrasive pipe, a second spring is arranged between the fifth supporting plate and the first limiting plate, one end of the second spring is connected with the fifth supporting plate, the other end of the second spring is connected with the first limiting plate, and the second spring is in a stretching state.
Preferably, a horizontal second limiting plate is arranged on the outer side of the closed top of the third grinding pipe, the second limiting plate is cylindrical, and the diameter of the second limiting plate is larger than that of the second through hole.
Preferably, the second abrasive tube is provided with an electromagnetic valve, the console is provided with a third reset button, the third reset button is electrically connected with the controller, and the controller is in control connection with the electromagnetic valve.
Preferably, the clamping assembly comprises a sixth supporting plate, a third electric telescopic rod, a third spring, a pressing plate, a supporting rod and a second pressure sensor; the sixth supporting plate is arranged on the second supporting plate in a sliding mode, and the sliding direction of the sixth supporting plate is the direction close to or far away from the mold; the third electric telescopic rod is horizontally arranged on the first supporting plate, and the end part of the third electric telescopic rod is connected with the sixth supporting plate; the pressing plate is arranged on the second supporting plate in a sliding mode, the sliding direction of the pressing plate is the same as that of the sixth supporting plate, and the pressing plate is located between the mold and the sixth supporting plate; one end of the third spring is connected with the pressure plate, and the other end of the third spring is connected with the sixth supporting plate; the support rod is horizontally arranged on the end face, facing the pressure plate, of the sixth support plate; the second pressure sensor is arranged on the end face, facing the pressure plate, of the supporting rod; a third starting button and a second reset button are arranged on the console, the third starting button and the second reset button are both electrically connected with the controller, and the controller is in control connection with a third electric telescopic rod; the clamping assemblies are arranged in two groups, and the two groups of clamping assemblies are symmetrical about the mold.
Preferably, the third spring is provided in a plurality of sets.
Preferably, a plurality of groups of second strip-shaped grooves which are parallel to each other are arranged on the end surface of the pressing plate facing the mold.
The technical scheme of the invention has the following beneficial technical effects: the grinding material can realize two-way grinding material polishing to the die hole inner wall, improves polishing effect and efficiency, and the location of mould is simple and convenient simultaneously.
Drawings
Fig. 1 is a schematic structural diagram of an abrasive flow polishing apparatus for mold processing according to the present invention.
Fig. 2 is a sectional view a-a of the abrasive flow polishing apparatus for mold processing according to the present invention.
Fig. 3 is an enlarged schematic view of a portion B of the abrasive flow polishing apparatus for mold processing according to the present invention.
Fig. 4 is a schematic structural diagram of a clamping assembly in the abrasive flow polishing apparatus for mold processing according to the present invention.
Fig. 5 is a schematic structural diagram of a console in the abrasive flow polishing apparatus for mold processing according to the present invention.
Fig. 6 is a schematic structural diagram of a pressure plate in the abrasive flow polishing apparatus for mold processing according to the present invention.
Reference numerals: 1. a base; 2. a first support plate; 3. a second support plate; 4. a first through hole; 5. a first grinding pipe; 6. a second grinding pipe; 7. a first piston; 8. a first electric telescopic rod; 9. an electromagnetic valve; 10. a mold; 11. a second electric telescopic rod; 12. a third support plate; 13. a first link; 14. connecting columns; 15. a fourth support plate; 16. a second through hole; 17. a third grinding pipe; 18. a first bar-shaped groove; 19. a pressure lever; 20. a first spring; 21. a second link; 22. a second piston; 23. blind holes; 24. a first pressure sensor; 25. a third through hole; 26. a limiting rod; 27. a first limit plate; 28. a fifth support plate; 29. a second spring; 30. a fourth via hole; 31. a second limiting plate; 32. a controller; 33. a console; 34. a first start button; 35. a second start button; 36. a third start button; 37. a first reset button; 38. a second reset button; 39. a third reset button; 40. a sixth support plate; 41. a third electric telescopic rod; 42. a third spring; 43. pressing a plate; 44. a support bar; 45. a second pressure sensor; 46. a second strip groove; 47. and (7) fixing the plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1 to 6, the abrasive flow polishing apparatus for mold processing according to the present invention includes a base 1, a second support plate 3, a first abrasive tube 5, a second abrasive tube 6, a first piston 7, a first electric telescopic rod 8, a mold 10, a second electric telescopic rod 11, a third support plate 12, a first connecting rod 13, a pressing assembly, and a clamping assembly; the pressing assembly comprises a third grinding pipe 17, a pressing rod 19, a first spring 20, a second connecting rod 21, a second piston 22 and a limiting rod 26;
two groups of vertical first supporting plates 2 are arranged on the base 1; the two groups of first supporting plates 2 are parallel; the second supporting plate 3 is horizontally arranged between the two groups of first supporting plates 2, and the second supporting plate 3 is provided with a first through hole 4; the first through holes 4 form openings on the upper end surface and the lower end surface of the second supporting plate 3; the first grinding pipe 5 is vertically arranged on the base 1, the first grinding pipe 5 is positioned between the two groups of first supporting plates 2, and the top of the first grinding pipe 5 is closed; the bottom of the second grinding pipe 6 is communicated with the top of the first grinding pipe 5, the top of the second grinding pipe 6 is connected with the second supporting plate 3, the inner wall of a cavity at the top of the second grinding pipe 6 is positioned at the periphery of the first through hole 4, and the diameter of the inner wall of the second grinding pipe 6 is smaller than that of the inner wall of the first grinding pipe 5; the first piston 7 is positioned in the first grinding pipe 5, and the outer peripheral wall of the first piston 7 is attached to the inner peripheral wall of the first grinding pipe 5; the first electric telescopic rod 8 is arranged on the base 1, the first electric telescopic rod 8 is positioned in the first grinding pipe 5, and the end part of the first electric telescopic rod 8 is connected with the bottom of the first piston 7;
the die 10 is placed on the upper end face of the second support plate 3, and a die hole of the die 10 is opposite to the first through hole 4; two sets of clamping assemblies are arranged on the second support plate 3, the two sets of clamping assemblies being symmetrical with respect to the mold 10;
a horizontal fixing plate 47 is arranged between the tops of the two groups of first supporting plates 2; the second electric telescopic rod 11 is arranged on the lower end face of the fixed plate 47, and the bottom of the second electric telescopic rod 11 is connected with the third supporting plate 12; the third support plate 12 is connected with the two groups of first support plates 2 in a sliding mode through two groups of first connecting rods 13, the sliding direction is the up-down direction, and the bottom of the third support plate 12 is vertically and rotatably provided with a connecting column 14; the bottom of the connecting column 14 is provided with a horizontal fourth supporting plate 15;
the fourth support plate 15 is provided with a vertical second through hole 16; a third grinding pipe 17 penetrates through the second through hole 16 in a matched mode, the third grinding pipe 17 is opposite to the die hole in the die 10, the top of the third grinding pipe 17 is closed, and two sides of the outer peripheral wall of the third grinding pipe 17 are respectively provided with a first strip-shaped groove 18; the first bar-shaped grooves 18 form openings on the inner wall and the outer wall of the third abrasive pipe 17, and the two groups of first bar-shaped grooves 18 are positioned at two ends of the diameter of the third abrasive pipe 17; the compression bar 19 horizontally penetrates through the two groups of first strip-shaped grooves 18; one end of a first spring 20 is connected with the inner side of the closed top of the third grinding pipe 17, and the other end of the first spring 20 is connected with a pressure rod 19; the second connecting rod 21 is positioned in the third abrasive tube 17, the top of the second connecting rod 21 is connected with the bottom of the pressure rod 19, and the bottom of the second connecting rod 21 is connected with the second piston 22; the outer peripheral wall of the second piston 22 is attached to the inner peripheral wall of the third grinding pipe 17; the fourth supporting plate 15 is provided with a horizontal third through hole 25, the third through hole 25 forms an opening on the periphery of the fourth supporting plate 15, and the third through hole 25 is communicated with the second through hole 16; one end of a limiting rod 26 is inserted into the third through hole 25 in a matched mode and penetrates through the first strip-shaped groove 18 to extend into the third grinding pipe 17, the other end of the limiting rod 26 is located outside the fourth supporting plate 15, and a first limiting plate 27 is sleeved on the periphery of the limiting rod 26; the first limit plate 27 is positioned outside the fourth support plate 15; a fourth through hole 30 is formed in the top of the periphery of the third grinding pipe 17, and when the lower end face of the third grinding pipe 17 is attached to the upper end face of the die 10, the limiting rod 26 is inserted into the fourth through hole 30 in a matched mode;
a blind hole 23 is formed in the lower end face of the third grinding pipe 17, a first pressure sensor 24 is arranged at the bottom of the blind hole 23, and the bottom of the first pressure sensor 24 is flush with the lower end face of the third grinding pipe 17; the base 1 is provided with a controller 32 and a control console 33; a first starting button 34, a second starting button 35 and a first reset button 37 are arranged on the console 33; the first start button 34, the second start button 35 and the first reset button 37 are all electrically connected to the controller 32, the first pressure sensor 24 is in signal transmission connection with the controller 32, and the controller 32 is in control connection with the first electric telescopic rod 8 and the second electric telescopic rod 11.
In the invention, a mould 10 is placed on a second supporting plate 3, a third grinding pipe 17 is aligned with a mould hole, a limiting rod 26 is drawn out of a first strip-shaped groove 18, the third grinding pipe 17 descends, the limiting rod 26 is inserted into a fourth through hole 30 for fixing, a first starting button 34 is pressed, a controller 32 controls the extension of a second electric telescopic rod 11, when the second electric telescopic rod 11 extends, a fourth supporting plate 15 is driven to move downwards by a third supporting plate 12 and a connecting column 14, the fourth supporting plate 15 drives the third grinding pipe 17 to move downwards until the lower end face of the third grinding pipe 17 is attached to the mould, at the moment, a first pressure sensor 24 transmits a pressure signal to the controller 32, the controller 32 controls the second electric telescopic rod 11 to stop extending and keep the existing state, the second starting button 35 is pressed, the controller 32 controls the first electric telescopic rod 8 to extend and then contract, the number of times is set circularly, when the first electric telescopic rod 8 extends, the abrasive is extruded upwards through the first piston 7, the abrasive enters the third abrasive pipe 17 through the first through hole 4 and the die hole on the die 10 and pushes the second piston 22 upwards, the second piston 22 moves upwards to drive the second connecting rod 21 to move upwards, the second connecting rod 21 drives the pressing rod 19 to move upwards, the pressing rod 19 compresses the first spring 20, a pressurizing effect is formed between the second piston 22 and the first piston 7 to extrude the abrasive, so that the abrasive is better contacted with the inner wall of the die hole, the first electric telescopic rod 8 starts to shorten after extending, at the moment, the second piston 22 applies pressure to the abrasive downwards under the thrust of the first spring 20, the abrasive between the first piston 7 and the second piston 22 is still extruded, and the abrasive polishes the inner wall of the die hole from top to bottom; after the first electric telescopic rod 8 stops moving, the first reset button 37 is pressed, the controller 32 controls the second electric telescopic rod 11 to retract, so that the third grinding pipe 17 is separated from the mold, and the mold can be taken out by opening the two sets of clamping assemblies. According to the invention, the grinding material can realize bidirectional grinding material polishing on the inner wall of the die hole, so that the polishing effect and efficiency are improved, and the die is simple and convenient to position.
In an alternative embodiment, a plurality of groups of pressing assemblies are arranged, the pressing assemblies are distributed along the circumference by taking the connecting column 14 as the center, and the diameters of the circular cavities of the third grinding pipes 17 in the pressing assemblies are different; different pressing assemblies are selected according to different diameters of the die holes, so that the abrasive is prevented from being lost on the surface of the die in the descending process due to the fact that the diameter of the inner wall of the third abrasive pipe 17 is too large, and waste is avoided.
In an alternative embodiment, a fifth support plate 28 is arranged on the fourth support plate 15, the fifth support plate 28 is located between the first limit plate 27 and the third grinding pipe 17, a second spring 29 is arranged between the fifth support plate 28 and the first limit plate 27, one end of the second spring 29 is connected with the fifth support plate 28, the other end of the second spring 29 is connected with the first limit plate 27, and the second spring 29 is in a stretching state; the third grinding material pipe 17 is prevented from being fixed due to the fact that the limiting rod 26 accidentally slides down.
In an alternative embodiment, a horizontal second limiting plate 31 is arranged outside the closed top of the third grinding pipe 17, the second limiting plate 31 is cylindrical, and the diameter of the second limiting plate 31 is larger than that of the second through hole 16; after the second limiting plate 31 is directly contacted with the fourth supporting plate 15, the limiting rod 26 is inserted into the fourth through hole 30, so that the operation is more convenient.
In an optional embodiment, the electromagnetic valve 9 is arranged on the second grinding pipe 6, the third reset button 39 is arranged on the console 33, the third reset button 39 is electrically connected with the controller 32, and the controller 32 is in control connection with the electromagnetic valve 9; when the second start button 35 is pressed, the controller 32 controls the electromagnetic valve 9 to be opened, the controller 32 controls the first electric telescopic rod 8 to be started again, the third reset button 39 is pressed, the controller 32 controls the electromagnetic valve 9 to be closed, the second grinding pipe 6 is sealed, the grinding materials are limited in the first grinding pipe 5 and the second grinding pipe 6, and the grinding materials are prevented from being contacted with air for a long time to cause component change so as to influence the grinding material polishing effect.
In an alternative embodiment, the clamping assembly comprises a sixth supporting plate 40, a third electric telescopic rod 41, a third spring 42, a pressure plate 43, a supporting rod 44 and a second pressure sensor 45; the sixth supporting plate 40 is slidably arranged on the second supporting plate 3, and the sliding direction of the sixth supporting plate 40 is a direction close to or far away from the mold 10; the third electric telescopic rod 41 is horizontally arranged on the first supporting plate 2, and the end part of the third electric telescopic rod 41 is connected with the sixth supporting plate 40; the pressing plate 43 is arranged on the second supporting plate 3 in a sliding mode, the sliding direction of the pressing plate 43 is the same as that of the sixth supporting plate 40, and the pressing plate 43 is located between the mold 10 and the sixth supporting plate 40; one end of the third spring 42 is connected with the pressure plate 43, and the other end of the third spring 42 is connected with the sixth supporting plate 40; the support rod 44 is horizontally arranged on the end surface of the sixth support plate 40 facing the press plate 43; a second pressure sensor 45 is provided on an end surface of the support rod 44 facing the platen 43; a third starting button 36 and a second reset button 38 are arranged on the console 33, the third starting button 36 and the second reset button 38 are both electrically connected with the controller 32, and the controller 32 is in control connection with a third electric telescopic rod 41; the clamping assemblies are arranged in two groups, and the two groups of clamping assemblies are symmetrical about the mold 10; after the mold 10 is placed and the pressing component is pressed, the third start button 36 is pressed, the controller 32 controls the third electric telescopic rod 41 to extend, the third electric telescopic rod 41 drives the sixth supporting plate 40 to be close to the mold 10, the sixth supporting plate 40 compresses the third spring 42, the pressing plate 43 is made to be close to the mold 10, the pressing plate 43 contacts the mold 10 and then continuously compresses the third spring 42, it is known that the second pressure sensor 45 is in contact with the pressing plate 43, the second pressure sensor 45 transmits a signal to the controller 32, the controller 32 controls the third electric telescopic rod 41 to stop moving and maintain the current situation, the mold can be clamped in the horizontal direction, when the clamping state of the mold 10 in the horizontal direction needs to be loosened, the second reset button 38 is pressed, the controller 32 controls the third electric telescopic rod 41 to contract, and the mold 10 can be loosened.
In an alternative embodiment, the third spring 42 is provided in a plurality of sets; the force transmission between the sixth support plate 40 and the pressing plate 43 is more stabilized.
In an alternative embodiment, the end surface of the pressing plate 43 facing the mold 10 is provided with a plurality of sets of second strip-shaped grooves 46 parallel to each other; the friction force is increased, and the clamping effect on the die 10 is improved.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (8)
1. The abrasive flow polishing device for mold machining is characterized by comprising a base (1), a second supporting plate (3), a first abrasive pipe (5), a second abrasive pipe (6), a first piston (7), a first electric telescopic rod (8), a mold (10), a second electric telescopic rod (11), a third supporting plate (12), a first connecting rod (13), a pressing assembly and a clamping assembly; the pressing assembly comprises a third grinding pipe (17), a pressing rod (19), a first spring (20), a second connecting rod (21), a second piston (22) and a limiting rod (26);
two groups of vertical first supporting plates (2) are arranged on the base (1); the two groups of first supporting plates (2) are parallel; the second supporting plate (3) is horizontally arranged between the two groups of first supporting plates (2), and the second supporting plate (3) is provided with a first through hole (4); the first through holes (4) form openings on the upper end surface and the lower end surface of the second supporting plate (3); the first grinding pipe (5) is vertically arranged on the base (1), the first grinding pipe (5) is positioned between the two groups of first supporting plates (2), and the top of the first grinding pipe (5) is closed; the bottom of the second grinding pipe (6) is communicated with the top of the first grinding pipe (5), the top of the second grinding pipe (6) is connected with the second supporting plate (3), the inner wall of a cavity at the top of the second grinding pipe (6) is positioned at the periphery of the first through hole (4), and the diameter of the inner wall of the second grinding pipe (6) is smaller than that of the inner wall of the first grinding pipe (5); the first piston (7) is positioned in the first grinding pipe (5), and the outer peripheral wall of the first piston (7) is attached to the inner peripheral wall of the first grinding pipe (5); the first electric telescopic rod (8) is arranged on the base (1), the first electric telescopic rod (8) is positioned in the first grinding pipe (5), and the end part of the first electric telescopic rod (8) is connected with the bottom of the first piston (7);
the die (10) is placed on the upper end face of the second supporting plate (3), and a die hole of the die (10) is opposite to the first through hole (4); two groups of clamping components are arranged on the second supporting plate (3), and the two groups of clamping components are symmetrical about the mould (10);
a horizontal fixing plate (47) is arranged between the tops of the two groups of first supporting plates (2); the second electric telescopic rod (11) is arranged on the lower end face of the fixing plate (47), and the bottom of the second electric telescopic rod (11) is connected with the third supporting plate (12); the third supporting plate (12) is connected with the two groups of first supporting plates (2) in a sliding mode through two groups of first connecting rods (13), the sliding direction is the vertical direction, and the bottom of the third supporting plate (12) is vertically provided with a connecting column (14) in a rotating mode; a horizontal fourth supporting plate (15) is arranged at the bottom of the connecting column (14);
the fourth supporting plate (15) is provided with a vertical second through hole (16); a third grinding pipe (17) penetrates through the second through hole (16) in a matched mode, the third grinding pipe (17) is opposite to a die hole in the die (10), the top of the third grinding pipe (17) is closed, and two sides of the outer peripheral wall of the third grinding pipe (17) are respectively provided with a first strip-shaped groove (18); the first strip-shaped grooves (18) form openings on the inner wall and the outer wall of the third grinding pipe (17), and the two groups of first strip-shaped grooves (18) are positioned at two ends of the diameter of the third grinding pipe (17); the compression bar (19) horizontally passes through the two groups of first strip-shaped grooves (18); one end of a first spring (20) is connected with the inner side of the closed top of the third grinding pipe (17), and the other end of the first spring (20) is connected with a pressure rod (19); the second connecting rod (21) is positioned in the third grinding pipe (17), the top of the second connecting rod (21) is connected with the bottom of the pressure rod (19), and the bottom of the second connecting rod (21) is connected with the second piston (22); the outer peripheral wall of the second piston (22) is attached to the inner peripheral wall of the third grinding pipe (17); the fourth supporting plate (15) is provided with a horizontal third through hole (25), the third through hole (25) forms an opening at the periphery of the fourth supporting plate (15), and the third through hole (25) is communicated with the second through hole (16); one end of a limiting rod (26) is inserted into the third through hole (25) in a matched mode and penetrates through the first strip-shaped groove (18) to extend into the third grinding pipe (17), the other end of the limiting rod (26) is located outside the fourth supporting plate (15), and a first limiting plate (27) is sleeved on the periphery of the limiting rod (26); the first limiting plate (27) is positioned outside the fourth supporting plate (15); a fourth through hole (30) is formed in the top of the periphery of the third grinding pipe (17), and when the lower end face of the third grinding pipe (17) is attached to the upper end face of the die (10), the limiting rod (26) is inserted into the fourth through hole (30) in a matched mode;
a blind hole (23) is formed in the lower end face of the third grinding pipe (17), a first pressure sensor (24) is arranged at the bottom of the blind hole (23), and the bottom of the first pressure sensor (24) is flush with the lower end face of the third grinding pipe (17); the base (1) is provided with a controller (32) and a console (33); a first starting button (34), a second starting button (35) and a first reset button (37) are arranged on the console (33); first start button (34), second start button (35) and first reset button (37) all with controller (32) electric connection, first pressure sensor (24) and controller (32) signal transmission are connected, controller (32) and first electric telescopic handle (8) and the equal control connection of second electric telescopic handle (11).
2. The abrasive flow polishing device for machining the mold according to claim 1, wherein a plurality of groups of the pressing assemblies are arranged, the plurality of groups of the pressing assemblies are circumferentially distributed around the connecting column (14), and diameters of circular cavities of the third abrasive pipes (17) in the plurality of groups of the pressing assemblies are different.
3. The abrasive particle flow polishing device for mold processing according to claim 1, wherein a fifth support plate (28) is provided on the fourth support plate (15), the fifth support plate (28) is located between the first limit plate (27) and the third abrasive tube (17), a second spring (29) is provided between the fifth support plate (28) and the first limit plate (27), one end of the second spring (29) is connected to the fifth support plate (28), the other end of the second spring (29) is connected to the first limit plate (27), and the second spring (29) is in a stretched state.
4. The abrasive particle flow polishing device for mold processing according to claim 1, wherein a second horizontal limiting plate (31) is disposed outside the closed top of the third abrasive tube (17), the second limiting plate (31) is cylindrical, and the diameter of the second limiting plate (31) is larger than that of the second through hole (16).
5. The abrasive particle flow polishing device for mold processing according to claim 1, wherein the second abrasive tube (6) is provided with a solenoid valve (9), the console (33) is provided with a third reset button (39), the third reset button (39) is electrically connected with the controller (32), and the controller (32) is in control connection with the solenoid valve (9).
6. The abrasive flow polishing device for mold processing according to claim 1, wherein the clamping assembly comprises a sixth support plate (40), a third electric telescopic rod (41), a third spring (42), a pressure plate (43), a support rod (44) and a second pressure sensor (45); the sixth supporting plate (40) is arranged on the second supporting plate (3) in a sliding mode, and the sliding direction of the sixth supporting plate (40) is the direction close to or far away from the mold (10); the third electric telescopic rod (41) is horizontally arranged on the first supporting plate (2), and the end part of the third electric telescopic rod (41) is connected with the sixth supporting plate (40); the pressing plate (43) is arranged on the second supporting plate (3) in a sliding mode, the sliding direction of the pressing plate (43) is the same as that of the sixth supporting plate (40), and the pressing plate (43) is located between the mold (10) and the sixth supporting plate (40); one end of a third spring (42) is connected with the pressure plate (43), and the other end of the third spring (42) is connected with a sixth supporting plate (40); the supporting rod (44) is horizontally arranged on the end face, facing the pressing plate (43), of the sixth supporting plate (40); the second pressure sensor (45) is arranged on the end face, facing the pressure plate (43), of the supporting rod (44); a third starting button (36) and a second reset button (38) are arranged on the console (33), the third starting button (36) and the second reset button (38) are both electrically connected with the controller (32), and the controller (32) is in control connection with a third electric telescopic rod (41); the clamping assemblies are arranged in two groups, and the two groups of clamping assemblies are symmetrical about the mould (10).
7. The abrasive flow polishing device for mold processing according to claim 6, wherein the third spring (42) is provided in plural sets.
8. The abrasive flow polishing device for mold processing according to claim 6, wherein a plurality of sets of second grooves (46) parallel to each other are provided on an end surface of the pressing plate (43) facing the mold (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011165103.5A CN112264934A (en) | 2020-10-27 | 2020-10-27 | Abrasive flow polishing device for mold machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011165103.5A CN112264934A (en) | 2020-10-27 | 2020-10-27 | Abrasive flow polishing device for mold machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112264934A true CN112264934A (en) | 2021-01-26 |
Family
ID=74342076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011165103.5A Withdrawn CN112264934A (en) | 2020-10-27 | 2020-10-27 | Abrasive flow polishing device for mold machining |
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| Country | Link |
|---|---|
| CN (1) | CN112264934A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113352220A (en) * | 2021-06-17 | 2021-09-07 | 黄山市恒连电子科技有限公司 | Pin header forming equipment for optical fiber connector and forming method thereof |
| CN114670115A (en) * | 2022-03-18 | 2022-06-28 | 中国航发长春控制科技有限公司 | Quantitative feeding device of abrasive particle flow equipment |
| CN114700881A (en) * | 2022-03-30 | 2022-07-05 | 深圳大华轴承有限公司 | Special miniature bearing inner race burnishing device |
| CN115673998A (en) * | 2022-12-30 | 2023-02-03 | 钜亚汽车零部件科技(太仓)有限公司 | Polishing device and polishing method for special-shaped porous part |
-
2020
- 2020-10-27 CN CN202011165103.5A patent/CN112264934A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113352220A (en) * | 2021-06-17 | 2021-09-07 | 黄山市恒连电子科技有限公司 | Pin header forming equipment for optical fiber connector and forming method thereof |
| CN114670115A (en) * | 2022-03-18 | 2022-06-28 | 中国航发长春控制科技有限公司 | Quantitative feeding device of abrasive particle flow equipment |
| CN114700881A (en) * | 2022-03-30 | 2022-07-05 | 深圳大华轴承有限公司 | Special miniature bearing inner race burnishing device |
| CN115673998A (en) * | 2022-12-30 | 2023-02-03 | 钜亚汽车零部件科技(太仓)有限公司 | Polishing device and polishing method for special-shaped porous part |
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Application publication date: 20210126 |