Steel ball conveying assembly

Abstract

The utility model relates to the technical field of part assembly, and discloses a steel ball conveying assembly which comprises a base, the top end of the base is fixedly connected with a front open type machine frame, the front end of the front open type machine frame is fixedly connected with an installation frame, and the front end of the installation frame is fixedly connected with a support. The bottom end of the mounting frame is fixedly connected with the top of the base, and the two sides of the front end of the mounting frame are each vertically and fixedly connected with two sets of mounting guide rails. According to the steel ball conveying assembly, the steel ball bin, the steel ball outlet and other assemblies are arranged, preset steel balls are pressed into a workpiece, structures are matched with one another, linkage is enhanced, meanwhile, the machining accuracy of equipment is improved, manual operation is not needed, and the problem that steel ball pressing equipment mainly adopts manual steel ball adding, and the machining efficiency is high is solved. The press-fitting time of the parts is greatly prolonged through continuous addition, meanwhile, the press-fitting precision is reduced through manual placement, and the press-fitting efficiency is affected due to the fact that the steel balls are prone to dislocation.

Description

Technical Field

[0001] The utility model relates to the technical field of parts assembly, in particular to a steel ball conveying component. Background Art

[0002] Parts assembly is one of the main methods of assembly production and is widely used in machinery, electronics, automobile, aviation and other industries. Through a reasonable order of parts assembly, professional skills and machinery and equipment can be fully utilized to improve production efficiency. Parts assembly can form a complete functional module through reasonable combination of individual parts, thereby reducing production costs. At the same time, efficient mass production can be achieved through the interchangeability of parts, thereby reducing raw material waste and processing costs.

[0003] Steel ball pressing is a commonly used assembly technology that uses the pressure of steel balls to assemble parts. By selecting the appropriate size and number of steel balls, the steel balls are placed between the parts to be assembled, and then pressure is applied to compact the steel balls to achieve assembly of the parts. The steel ball pressing equipment currently used mainly uses manual addition of steel balls. Continuous addition greatly increases the pressing time of parts. At the same time, manual placement reduces the accuracy of pressing, and the steel balls are easily misplaced, affecting the efficiency of pressing.

[0004] Therefore, a novel steel ball conveying assembly is proposed to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a steel ball conveying assembly to solve the problem that the steel ball pressing equipment proposed in the above background technology mainly adopts manual addition of steel balls, and continuous addition greatly increases the pressing time of parts. At the same time, manual placement reduces the accuracy of pressing, and the steel balls are easily misplaced, affecting the pressing efficiency.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a steel ball conveying assembly, comprising a base, the top of the base is fixedly connected to a front open frame, the top of the base is fixedly connected to a front open frame, the front end of the front open frame is fixedly connected to a mounting frame, the bottom end of the mounting frame is fixedly connected to the top of the base, two sets of mounting guide rails are vertically fixedly connected to both sides of the front end of the mounting frame, a steel ball pressing module for applying force is installed inside the mounting frame, and steel ball feeding assemblies for steel ball conveying are installed on the left and right sides of the mounting frame;

[0007] The steel ball feeding assembly comprises a silo mounting seat, which is mounted on the left and right sides of the mounting frame, a steel ball silo is fixed to the rear end of the silo mounting seat, an observation window is provided at the rear end of the steel ball silo, a top cover is movably hinged on the top of the steel ball silo, a steel ball slide-out portion is fixedly connected to the front end of the steel ball silo, and a steel ball outlet is connected to the front end of the steel ball slide-out portion, a silo bottom mounting groove is fixedly connected to the bottom end of the steel ball silo, a steel ball pressure-feeding electric cylinder is installed inside the silo bottom mounting groove, and a steel ball top plate is assembled on the top end of the steel ball pressure-feeding electric cylinder;

[0008] Preferably, the steel ball press-fitting module includes a press-fitting drive electric cylinder, an upper mounting seat and a lower mounting seat, the press-fitting drive electric cylinder is installed on the top of the aforementioned mounting frame, the rear ends of the upper mounting seat and the lower mounting seat are fixedly connected with four groups of connecting seats, the connecting seats are fixed to the front ends of the two groups of mounting guide rails by bolts, the output end of the press-fitting drive electric cylinder is connected with a press-fitting drive shaft, the top end of the upper mounting seat is fixedly connected with an installation limit sleeve, the bottom end of the press-fitting drive shaft extends downward and sequentially passes through the interior of the installation limit sleeve and the interior of the plate at the front end of the upper mounting seat, and the bottom end of the press-fitting drive shaft is installed with a press-fitting plate.

[0009] Preferably, the front end of the lower mounting seat is fixedly connected with a laterally arranged upper connecting plate, and the bottom end of the upper connecting plate is installed with a lower connecting plate, an elliptical groove is opened inside the upper connecting plate, and the front and rear ends of the lower connecting plate are laterally fixed with core shaft switching guide columns, and a core shaft switching seat is installed between the two groups of core shaft switching guide columns, the two groups of the core shaft switching guide columns both transversely penetrate the interior of the core shaft switching seat and allow the core shaft switching seat to slide left and right on the core shaft switching guide columns, the left side of the lower connecting plate is fixedly connected with a core shaft switching electric cylinder, and the output end of the core shaft switching electric cylinder is fixedly connected to the left side of the core shaft switching seat, and two groups of core barrels are vertically plugged into the interior of the core shaft switching seat.

[0010] Preferably, a press-fitting head is fixedly connected to the interior of the core shaft switching seat, the core barrel and the press-fitting head are fixed in a manner of being plugged in up and down, the top of the core barrel is fixedly connected to a core shaft limiting barrel, a core shaft is vertically arranged inside the core barrel, the core shaft is a two-section structure plugged in up and down, a contact plate is fixedly connected to the top of the core shaft, the core shaft comprises an upper core shaft and a lower core shaft, a core shaft rebound spring is sleeved on the outside of the upper core shaft, and the bottom end of the lower core shaft extends downward and is placed inside the press-fitting head.

[0011] Preferably, the rear end of the press-fitting head is fixedly connected with a steel ball inlet, and the interior of the steel ball inlet is connected with the interior of the press-fitting head. A steel ball press-fitting outlet is provided at the bottom end of the press-fitting head. Four groups of limit spring assemblies are arranged around the inner center of the press-fitting head at the bottom end. A steel ball limit block is fixed to the middle side of the four groups of limit spring assemblies.

[0012] Preferably, a safety door is movably hinged on each of the left and right sides of the base, two sets of cabinet doors are movably hinged on the front end of the base, universal wheels are installed at the four corners of the bottom of the base, and bottom support members for reinforcing support are installed on the universal wheels, and two sets of side support members are respectively provided at the bottom of the left and right sides of the base.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] (1) By providing components such as a steel ball silo and a steel ball outlet, the top cover is opened, and the steel balls to be used are placed in the steel ball silo. The observation window is used to observe the internal steel ball storage. The steel ball pressure-feeding electric cylinder is started to drive the steel ball top plate to rise, so that it matches the inside of the steel ball slide-out part to allow the steel balls to pass through the steel ball outlet and be sent out. The steel balls are sent into the steel ball inlet through the connected pipe for pressure feeding. The two groups of steel ball silos can hold steel balls of different sizes or steel balls of the same size. Steel balls of a certain size in one group of steel ball silos can enter one or another group of steel ball inlets through the pipe, and steel balls of a certain size in another group of steel ball silos can enter one or another group of steel ball inlets through the pipe. Different steel ball conveying methods can be changed according to the pressing requirements;

[0015] (2) By providing a press-fitting drive electric cylinder, a core barrel and other parts, the core shaft switching electric cylinder is started. Under the action of the core shaft switching guide column, the core shaft switching seat is pushed by the output end of the core shaft switching electric cylinder to adjust the left and right positions, thereby switching different core barrels, so that different contact plates are pressed down by the press-fitting plate, thereby pressing the preset steel balls into the workpiece. The structures cooperate with each other, enhance the linkage and improve the accuracy of equipment processing. No manual operation is required, which improves the convenience of mechanized operation of the equipment and improves the work efficiency of the equipment.

[0016] (3) By providing a core shaft, a pressing head and a steel ball pressing outlet, when the steel ball is pressed out, the limit spring assembly and the steel ball limit block cooperate to limit and fix the bottom of the steel ball, provide strong supporting force, ensure that the steel ball will not fall due to inertia when there is no squeezing operation, and realize the sequential pressing of the steel balls. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0018] Figure 2 This is a front view structural schematic diagram of the utility model;

[0019] Figure 3 This is a schematic diagram of the three-dimensional structure of the steel ball press-fitting module of the utility model;

[0020] Figure 4It is a rear perspective structural diagram of the steel ball feeding assembly of the utility model;

[0021] Figure 5 This is a bottom-up three-dimensional structural diagram of the steel ball press-fitting module of the utility model;

[0022] Figure 6 This is a left rear structural diagram of the steel ball press-fitting module of the utility model;

[0023] Figure 7 It is a schematic diagram of the left side cross-sectional structure of the steel ball pressing module of the utility model;

[0024] Figure 8 It is a right-side stereoscopic structural schematic diagram of the workpiece limiting assembly of the utility model.

[0025] In the figure: 1. Front open frame; 2. Steel ball feeding assembly; 3. Base; 4. Side support; 5. Universal wheel; 6. Bottom support; 7. Cabinet door; 8. Mounting frame; 9. Safety door; 10. Steel ball press-fit module; 11. Press-fit drive cylinder; 12. Mounting guide rail; 13. Press-fit drive shaft; 14. Upper mounting seat; 15. Press-fit plate; 16. Mounting limit sleeve; 17. Lower mounting seat; 18. Connecting seat; 19. Upper connecting plate; 20. Mandrel switching cylinder; 21. Mandrel switching guide column; 22. Steel ball inlet; 23. Press-fitting head; 24. Mandrel switching seat; 25. Lower connecting plate; 26. Mandrel tube; 27. Mandrel; 28. Contact plate; 29. ​​Bin mounting seat; 30. Top cover; 31. Steel ball bin; 32. Observation window; 33. Steel ball outlet; 34. Steel ball slide-out part; 35. Steel ball top plate; 36. Steel ball pressure-feeding cylinder; 37. Bin bottom mounting groove; 38. Steel ball press-fitting outlet; 39. Limit spring assembly; 40. Mandrel rebound spring; 41. Mandrel limit tube; 42. Steel ball limit block. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] A steel ball conveying assembly comprises a base 3, the top of the base 3 is fixedly connected to a front open frame 1, the top of the base 3 is fixedly connected to the front open frame 1, the front end of the front open frame 1 is fixedly connected to a mounting frame 8, the bottom end of the mounting frame 8 is fixedly connected to the top of the base 3, two sets of mounting guide rails 12 are vertically fixedly connected to both sides of the front end of the mounting frame 8, a steel ball pressing module 10 for applying a force is installed inside the mounting frame 8, and steel ball feeding assemblies 2 for steel ball conveying are installed on the left and right sides of the mounting frame 8;

[0028] The steel ball feeding assembly 2 includes a silo mounting seat 29, which is mounted on the left and right sides of the mounting frame 8. A steel ball silo 31 is fixed to the rear end of the silo mounting seat 29, and an observation window 32 is provided at the rear end of the steel ball silo 31. A top cover 30 is movably hinged on the top of the steel ball silo 31. A steel ball slide-out portion 34 is fixedly connected to the front end of the steel ball silo 31, and a steel ball outlet 33 is connected to the front end of the steel ball slide-out portion 34. A silo bottom mounting groove 37 is fixedly connected to the bottom end of the steel ball silo 31, and a steel ball pressure-feeding electric cylinder 36 is installed inside the silo bottom mounting groove 37, and a steel ball top plate 35 is assembled on the top end of the steel ball pressure-feeding electric cylinder 36.

[0029] The upper space is used to place the steel balls, and the lower space provides a travel space for the steel ball top plate 35 to move up and down. The top of the steel ball top plate 35 is a U-shaped groove structure that is tilted downward. The steel ball slide-out portion 34 is connected to the interior of the upper space. When the steel ball top plate 35 moves downward to the minimum, the highest point of the steel ball top plate 35 is still higher than the bottom of the lower space, ensuring that the steel balls are always in the upper space and will not flow into the lower space. The bottom end of the upper space is provided with an arc slope that transitions from the rear end to the front end, so that the steel balls always have a tendency to move toward the aforementioned U-shaped groove structure. It is particularly stated that the steel ball top The plate 35 moves up and down close to the left inner wall of the upper space. The steel ball outlet 33 and the steel ball inlet 22 are connected by a pipeline (not shown in the figure) to realize the steel ball transmission. The two groups of steel ball silos 31 can be placed with steel balls of different sizes or steel balls of the same size. Steel balls of a certain size in one group of steel ball silos 31 can enter one group or another group of steel ball inlet 22 through the pipeline, and steel balls of a certain size in another group of steel ball silos 31 can enter one group or another group of steel ball inlet 22 through the pipeline. Different steel ball conveying methods can be changed according to the requirements of press-fitting.

[0030] When in use, the required steel balls are placed in the steel ball silo 31, and the observation window 32 is used to observe the internal steel ball reserves. The steel ball pressure-feeding electric cylinder 36 is started to drive the steel ball top plate 35 to rise, so that it matches the inside of the steel ball slide-out part 34 to allow the steel balls to pass through the steel ball outlet 33 and be sent out, and the steel balls are sent into the steel ball inlet 22 through the connected pipe for pressure delivery.

[0031] The steel ball press-fitting module 10 includes a press-fitting driving electric cylinder 11, an upper mounting seat 14 and a lower mounting seat 17. The press-fitting driving electric cylinder 11 is installed on the top of the aforementioned mounting frame 8. The rear ends of the upper mounting seat 14 and the lower mounting seat 17 are fixedly connected with four groups of connecting seats 18. The connecting seats 18 are fixed to the front ends of the two groups of mounting guide rails 12 by bolts. The output end of the press-fitting driving electric cylinder 11 is connected with a press-fitting driving shaft 13. The top end of the upper mounting seat 14 is fixedly connected with a mounting limit sleeve 16. The bottom end of the press-fitting driving shaft 13 extends downward and passes through the interior of the mounting limit sleeve 16 and the interior of the plate at the front end of the upper mounting seat 14 in sequence. The bottom end of the press-fitting driving shaft 13 is installed with a press-fitting plate 15.

[0032] The front end of the lower mounting seat 17 is fixedly connected with a transversely arranged upper connecting plate 19, and a lower connecting plate 25 is installed at the bottom end of the upper connecting plate 19. An elliptical groove is opened inside the upper connecting plate 19, and a spindle switching guide column 21 is transversely fixed at the front and rear ends of the lower connecting plate 25. A spindle switching seat 24 is installed between the two groups of spindle switching guide columns 21. The two groups of spindle switching guide columns 21 both transversely penetrate the interior of the spindle switching seat 24 and allow the spindle switching seat 24 to slide left and right on the spindle switching guide columns 21. A spindle switching electric cylinder 20 is fixedly connected to the left side of the lower connecting plate 25, and the output end of the spindle switching electric cylinder 20 is fixedly connected to the left side of the spindle switching seat 24. Two groups of core barrels 26 are vertically inserted into the interior of the spindle switching seat 24.

[0033] The core shaft switching seat 24 is fixedly connected with the press-fitting head 23 inside, the core barrel 26 and the press-fitting head 23 are fixed in a plug-in manner, the top of the core barrel 26 is fixedly connected with the core shaft limiting barrel 41, the core barrel 26 is vertically provided with a core shaft 27 inside, the core shaft 27 is a two-stage structure plugged in up and down, the top of the core shaft 27 is fixedly connected with a contact plate 28, the core shaft 27 includes an upper core shaft and a lower core shaft, the outer part of the upper core shaft is sleeved with a core shaft rebound spring 40, and the bottom end of the lower core shaft extends downward and is placed inside the press-fitting head 23;

[0034] When in use, the spindle switching electric cylinder 20 is started. Under the action of the spindle switching guide column 21, the spindle switching seat 24 is pushed by the output end of the spindle switching electric cylinder 20 to adjust the left and right positions, thereby switching different core barrels 26, so that different contact plates 28 are pressed down by the pressing plate 15, thereby pressing the preset steel balls into the workpiece. The structures cooperate with each other to enhance the linkage while improving the accuracy of equipment processing. No manual operation is required, which improves the convenience of mechanized operation of the equipment and improves the work efficiency of the equipment.

[0035] The rear end of the press-fitting head 23 is fixedly connected with the steel ball feed port 22, and the interior of the steel ball feed port 22 is communicated with the interior of the press-fitting head 23. The bottom end of the press-fitting head 23 is provided with a steel ball press-fitting outlet 38. The bottom end of the press-fitting head 23 is provided with four groups of limit spring assemblies 39 arranged around the inner center of the press-fitting head 23. A steel ball limit block 42 is fixed to one side of the middle of the four groups of limit spring assemblies 39.

[0036] Safety doors 9 are movably hinged on the left and right sides of the base 3, two sets of cabinet doors 7 are movably hinged on the front end of the base 3, universal wheels 5 are installed at the four corners of the bottom of the base 3, and bottom support members 6 for reinforcing support are installed on the universal wheels 5, and two sets of side support members 4 are respectively provided at the bottom of the left and right sides of the base 3;

[0037] When the steel ball is pressed out during use, the limit spring assembly 39 and the steel ball limit block 42 cooperate to limit and fix the bottom of the steel ball, provide strong supporting force, ensure that the steel ball will not fall due to inertia when there is no squeezing operation, and realize the sequential pressing of the steel ball.

[0038] Working principle: When the utility model is in use, the top cover 30 is opened, and the steel balls to be used are placed in the steel ball silo 31. The observation window 32 is used to observe the internal steel ball reserves. The steel ball pressing electric cylinder 36 is started to drive the steel ball top plate 35 to rise, so that it coincides with the inside of the steel ball slide-out part 34 to allow the steel balls to pass through the steel ball outlet 33 and be sent out. The steel balls are sent into the steel ball inlet 22 through the connected pipe for pressing and feeding. The core shaft switching electric cylinder 20 is started. Under the action of the core shaft switching guide column 21, the core shaft switching seat 24 is pushed by the output end of the core shaft switching electric cylinder 20 to adjust the left and right positions, thereby switching different core barrels 26, so that different contact plates 28 are pressed down by the pressing plate 15, thereby pressing the preset steel balls into the workpiece.

[0039] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A steel ball conveying assembly, comprising a base (3), characterized in that: The top of the base (3) is fixedly connected to a front open frame (1), the top of the base (3) is fixedly connected to a front open frame (1), the front end of the front open frame (1) is fixedly connected to a mounting frame (8), the bottom end of the mounting frame (8) is fixedly connected to the top of the base (3), two sets of mounting guide rails (12) are vertically fixedly connected to both sides of the front end of the mounting frame (8), a steel ball pressing module (10) for applying force is installed inside the mounting frame (8), and steel ball feeding components (2) for conveying steel balls are installed on the left and right sides of the mounting frame (8); The steel ball feeding assembly (2) comprises a silo mounting seat (29), wherein the silo mounting seat (29) is mounted on the left and right sides of the mounting frame (8), a steel ball silo (31) is fixed at the rear end of the silo mounting seat (29), an observation window (32) is arranged at the rear end of the steel ball silo (31), a top cover (30) is movably hinged at the top of the steel ball silo (31), a steel ball slide-out portion (34) is fixedly connected at the front end of the steel ball silo (31), and a steel ball outlet (33) is connected at the front end of the steel ball silo (31), a silo bottom mounting groove (37) is fixedly connected at the bottom of the silo, a steel ball pressure-feeding electric cylinder (36) is installed inside the silo bottom mounting groove (37), and a steel ball top plate (35) is mounted at the top end of the steel ball pressure-feeding electric cylinder (36).

2. A steel ball conveying assembly according to claim 1, characterized in that: The steel ball press-fitting module (10) comprises a press-fitting driving electric cylinder (11), an upper mounting seat (14) and a lower mounting seat (17); the press-fitting driving electric cylinder (11) is mounted on the top of the aforementioned mounting frame (8); the rear ends of the upper mounting seat (14) and the lower mounting seat (17) are fixedly connected with four groups of connecting seats (18); the connecting seats (18) are fixed to the front ends of the two groups of mounting guide rails (12) by bolts; the output end of the press-fitting driving electric cylinder (11) is connected with a press-fitting driving shaft (13); the top end of the upper mounting seat (14) is fixedly connected with a mounting limit sleeve (16); the bottom end of the press-fitting driving shaft (13) extends downward and sequentially passes through the interior of the mounting limit sleeve (16) and the interior of the plate at the front end of the upper mounting seat (14); the bottom end of the press-fitting driving shaft (13) is installed with a press-fitting plate (15).

3. A steel ball conveying assembly according to claim 2, characterized in that: The front end of the lower mounting seat (17) is fixedly connected to a transversely arranged upper connecting plate (19), and the bottom end of the upper connecting plate (19) is installed with a lower connecting plate (25), the interior of the upper connecting plate (19) is provided with an elliptical groove, the front end and the rear end of the interior of the lower connecting plate (25) are transversely fixed with a spindle switching guide column (21), a spindle switching seat (24) is installed between the two groups of spindle switching guide columns (21), the two groups of spindle switching guide columns (21) both transversely penetrate the interior of the spindle switching seat (24) and allow the spindle switching seat (24) to slide left and right on the spindle switching guide columns (21), the left side of the lower connecting plate (25) is fixedly connected to a spindle switching electric cylinder (20), and the output end of the spindle switching electric cylinder (20) is fixedly connected to the left side of the spindle switching seat (24), and two groups of core barrels (26) are vertically inserted into the interior of the spindle switching seat (24).

4. A steel ball conveying assembly according to claim 3, characterized in that: The core shaft switching seat (24) is fixedly connected to a press-fitting head (23) inside, and the core barrel (26) and the press-fitting head (23) are fixed in an up-and-down plug-in manner. The top of the core barrel (26) is fixedly connected to a core shaft limiting barrel (41), and a core shaft (27) is vertically arranged inside the core barrel (26). The core shaft (27) is a two-section structure plugged in up and down, and a contact plate (28) is fixedly connected to the top of the core shaft (27). The core shaft (27) includes an upper core shaft and a lower core shaft, and the outer part of the upper core shaft is sleeved with a core shaft rebound spring (40), and the bottom end of the lower core shaft extends downward and is placed inside the press-fitting head (23).

5. A steel ball conveying assembly according to claim 4, characterized in that: The rear end of the press-fitting head (23) is fixedly connected to a steel ball feed port (22), and the interior of the steel ball feed port (22) is communicated with the interior of the press-fitting head (23). A steel ball press-fitting outlet (38) is provided at the bottom end of the press-fitting head (23). Four groups of limit spring assemblies (39) arranged around the inner center of the press-fitting head (23) are provided at the bottom end of the interior of the press-fitting head (23). A steel ball limit block (42) is fixed to one side in the middle of the four groups of limit spring assemblies (39).

6. A steel ball conveying assembly according to claim 1, characterized in that: A safety door (9) is movably hinged on the left and right sides of the base (3); two sets of cabinet doors (7) are movably hinged on the front end of the base (3); universal wheels (5) are installed at the four corners of the bottom of the base (3); and bottom support members (6) for reinforcing support are installed on the universal wheels (5); and two sets of side support members (4) are respectively arranged at the bottom of the left and right sides of the base (3).

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