Automatic spring assembling device

Abstract

The utility model discloses an automatic spring assembling device which comprises a base, two linear guide shafts are fixedly installed on the upper side of the base, an air cylinder supporting plate is fixedly installed on the upper sides of the linear guide shafts, a first air cylinder is fixedly installed on the air cylinder supporting plate, and linear bearings are connected to the middle sides of the linear guide shafts in a sliding mode. A lower-layer plate is fixedly installed on the linear bearing, the output end of the first air cylinder is fixedly connected to the lower-layer plate, a spring pressing-in device is installed on the front side of the lower-layer plate, a workpiece is arranged on the lower side of the spring pressing-in device, and a spring feeding device is installed on the middle side of the lower-layer plate. By means of the mode, the springs can be continuously fed, the springs are prevented from being wound through multiple times of staggering, and feeding and pressing-in of the multiple springs can be conducted at the same time at a time.

Description

Technical Field

[0001] The utility model relates to the technical field of spring assembly, in particular to an automatic spring assembly device. Background Art

[0002] A spring is a part made of elastic material. It deforms under the action of external force and returns to its original shape after the external force is removed. It is a commonly used mechanical part. Spring assembly has important applications in many fields. There are many methods for spring assembly. The most common methods are manual assembly and assembly with the help of special tools or equipment. Manual assembly is suitable for some small and simple structures. For large-scale production or assembly with high precision requirements, automated equipment is usually used to improve assembly efficiency and quality. For example, in mechanical manufacturing, the suspension system of a car requires precise assembly of springs to ensure the stability and comfort of the vehicle.

[0003] Chinese patent CN213830391U proposes an assembly device for automatically pressing in springs, comprising a base plate, the top of which is fixedly connected to a frame, the top and bottom of the right side of the inner cavity of the frame are fixedly connected to fixed rods, the left end of the fixed rod is fixedly connected to a vertical pipe, a feed pipe is provided through the left side of the top of the frame, one end of the feed pipe passes through the inner cavity of the frame and is fixedly connected to the left side of the vertical pipe, one end of the feed pipe away from the vertical pipe is fixedly connected to a feed hopper, and the left side of the top of the inner cavity of the frame is fixedly connected to a first electric telescopic rod and a second electric telescopic rod from left to right, respectively, so that the assembly spring can be automatically pressed in.

[0004] However, the technical solution of this patent cannot continuously feed the springs, and needs to be fed separately to prevent the springs from being entangled with each other, and it is not possible to feed and press multiple springs at the same time.

[0005] Therefore, those skilled in the art provide a spring automatic assembly device to solve the above problems. Utility Model Content

[0006] The purpose of the utility model is to provide a spring automatic assembly device to solve the problems raised in the above background technology.

[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0008] A spring automatic assembly device, comprising a base, two linear guide shafts are fixedly installed on the upper side of the base, a cylinder support plate is fixedly installed on the upper side of the linear guide shaft, a first cylinder is fixedly installed on the cylinder support plate, a linear bearing is slidably connected to the middle side of the linear guide shaft, a lower plate is fixedly installed on the linear bearing, an output end of the first cylinder is fixedly connected to the lower plate, a spring pressing device is installed on the front side of the lower plate, a workpiece is arranged on the lower side of the spring pressing device, and a spring feeding device is installed on the middle side of the lower plate;

[0009] Furthermore, the spring pressing device comprises: a feeding assembly and a pressing assembly, a plurality of the feeding assemblies are arranged on the lower side of the lower plate, and the pressing assembly is arranged on the upper side of the lower plate;

[0010] Furthermore, the feeding assembly includes: an adjusting plate, a connecting block and a feeding pipe, wherein the adjusting plate is fixedly mounted on the lower side of the lower plate, the connecting block is fixedly mounted on the upper side of the adjusting plate, the feeding pipe is fixedly mounted on the upper side of the connecting block, a first opening is arranged in the connecting block, for the pressing assembly to enter the first opening to press the spring, the lower side of the feeding pipe is connected to the side wall of the first opening, and the first opening is close to the opening position of the workpiece where the spring needs to be installed;

[0011] Furthermore, the pressing assembly includes: a second cylinder, a movable plate and a pressing rod, the second cylinder is fixedly mounted on the upper side of the lower plate, the movable plate is fixedly mounted on the output end of the second cylinder, a plurality of pressing rods are fixedly mounted on the lower side of the movable plate, a pressing rod is arranged on the upper side of the connecting block of each feeding assembly, and one end of the pressing rod away from the movable plate is slidably connected to the upper side of the first opening of the connecting block;

[0012] Furthermore, the spring feeding device comprises: an upper plate assembly, a sliding feeding assembly and a feeding assembly, wherein the upper plate assembly is mounted on the upper side of the lower plate, the sliding feeding assembly is mounted on the upper side of the upper plate assembly, and two feeding assemblies are symmetrically mounted on the left and right sides of the sliding feeding assembly;

[0013] Furthermore, the upper plate assembly includes: an upper support plate, a conveying hollow column and a proximity sensor, wherein the upper support plate is fixedly mounted on the upper side of the lower plate through a bracket, a plurality of the conveying hollow columns are fixedly mounted on the lower side of the upper support plate, a plurality of the proximity sensors are fixedly mounted on the upper support plate, and a proximity sensor is arranged on the right side of each of the conveying hollow columns;

[0014] Furthermore, the sliding loading assembly comprises: a sliding plate, a third cylinder and a material storage block, the sliding plate is slidably connected to the upper side of the upper support plate, the third cylinder is fixedly installed on the upper side of the upper support plate through a bracket, the middle side of the sliding plate is fixedly connected to the output end of the third cylinder, a plurality of material storage blocks are fixedly installed on the upper side of the sliding plate, a second opening penetrating therethrough is provided on the sliding plate at the lower side of each material storage block, a third opening is provided on the material storage block, and the third opening is aligned with the second opening;

[0015] Furthermore, the feed assembly includes: a fourth cylinder, a cross plate and a baffle rod, the fourth cylinder is fixedly mounted on the sliding plate, the cross plate is fixedly mounted on the output end of the fourth cylinder, the two baffle rods are fixedly mounted on the front and rear sides of the cross plate, and a groove is provided on one side of the second opening of the sliding plate close to the baffle rod for accommodating the baffle rod.

[0016] Compared with the prior art, the beneficial effects of the utility model are: a spring automatic assembly device, wherein the spring is fed into the third opening of the material storage block through the vibration plate, the fourth cylinder output end moves in the direction away from the material storage block, driving the cross plate to move in the direction away from the material storage block, the cross plate moves in the direction away from the material storage block, driving the baffle rod to move in the direction away from the material storage block, the baffle rod is removed, and the spring falls from the third opening of the material storage block into the second opening of the sliding plate, the proximity sensor detects whether there is a spring in the second opening, and if there is a spring in the second opening, the proximity sensor transmits an electrical signal to an external controller, and the external controller controls the movement of the third cylinder output end of the sliding feeding assembly, otherwise, the control of the movement of the third cylinder output end is cancelled, the movement of the third cylinder output end drives the sliding plate to move, and the movement of the sliding plate drives the spring in the second opening of the sliding plate to the conveying hollow column position of the upper support plate, and the spring is conveyed from the conveying hollow column to the feeding pipe, which is conducive to staggered and alternating feeding of the springs and avoids the entanglement of the springs during feeding.

[0017] The spring enters from the feed pipe and falls into the first opening of the connecting block. The output end of the second cylinder moves downward to drive the moving plate to move downward. The moving plate moves downward to drive the pressing rod to move downward. The pressing rod moves downward to press the spring in the first opening into the opening of the workpiece where the spring needs to be installed, which is conducive to pressing multiple springs into the workpiece at the same time. The utility model can continuously feed the springs, and the springs are staggered multiple times to prevent the springs from being entangled with each other. Multiple springs can be fed and pressed at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model and the vibration plate;

[0019] Figure 2 The three-dimensional structure of the utility model is shown in FIG. Figure 1 ;

[0020] Figure 3 The three-dimensional structure of the utility model is shown in FIG. Figure 2 ;

[0021] Figure 4 This is the front view of the utility model;

[0022] Figure 5 It is an overall cross-sectional view of the feeding assembly of the utility model;

[0023] Figure 6 It is an overall cross-sectional view of the spring feeding device of the utility model in the first feeding state;

[0024] Figure 7 It is an overall cross-sectional view of the second feeding state of the spring feeding device of the utility model;

[0025] Figure 8 for Figure 7 A is an enlarged view of the middle image.

[0026] In the figure: 1. base; 2. linear guide shaft; 3. cylinder support plate; 4. first cylinder; 5. linear bearing; 6. lower plate; 7. spring pressing device; 8. workpiece; 9. spring loading device; 10. adjustment plate; 11. connecting block; 12. feeding pipe; 13. second cylinder; 14. moving plate; 15. pressing rod; 16. upper support plate; 17. conveying hollow column; 18. proximity sensor; 19. sliding plate; 20. third cylinder; 21. storage block; 22. fourth cylinder; 23. cross plate; 24. stop rod; 25. first opening; 26. second opening; 27. third opening; 28. slot. DETAILED DESCRIPTION

[0027] 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.

[0028] The terms “left”, “right”, “front”, “back”, “up” and “down” mentioned in the following description are oriented in the viewing direction of the front view.

[0029] See also Figures 1 to 8In an embodiment of the utility model, a spring automatic assembly device includes a base 1, two linear guide shafts 2 are fixedly installed on the upper side of the base 1, a cylinder support plate 3 is fixedly installed on the upper side of the linear guide shaft 2, a first cylinder 4 is fixedly installed on the cylinder support plate 3, a linear bearing 5 is slidably connected to the middle side of the linear guide shaft 2, a lower plate 6 is fixedly installed on the linear bearing 5, an output end of the first cylinder 4 is fixedly connected to the lower plate 6, a spring pressing device 7 is installed on the front side of the lower plate 6, a workpiece 8 is arranged on the lower side of the spring pressing device 7, and a spring feeding device 9 is installed on the middle side of the lower plate 6;

[0030] The spring feeding device 9 conveys the spring to the workpiece 8, the output end of the first cylinder 4 moves downward to drive the lower plate 6 to move downward, the lower plate 6 moves downward to drive the spring pressing device 7 to move downward, the spring pressing device 7 moves downward to the workpiece 8, and the spring pressing device 7 presses the spring into the workpiece 8, which is conducive to automatic conveying and pressing of the spring;

[0031] The spring pressing device 7 comprises: a feeding assembly and a pressing assembly, wherein a plurality of the feeding assemblies are arranged on the lower side of the lower plate 6, and the pressing assembly is arranged on the upper side of the lower plate 6;

[0032] The feeding assembly delivers the spring onto the workpiece 8, and the pressing assembly presses the spring into the workpiece 8;

[0033] The feeding assembly includes: an adjustment plate 10, a connecting block 11 and a feeding pipe 12, wherein the adjustment plate 10 is fixedly mounted on the lower side of the lower plate 6, the connecting block 11 is fixedly mounted on the upper side of the adjustment plate 10, and the feeding pipe 12 is fixedly mounted on the upper side of the connecting block 11. A first opening 25 is provided in the connecting block 11 for pressing the assembly into the first opening 25 to press the spring, the lower side of the feeding pipe 12 is connected to the side wall of the first opening 25, and the first opening 25 is close to the opening position of the workpiece 8 where the spring needs to be installed;

[0034] The spring enters from the feed pipe 12 and falls into the first opening 25 of the connecting block 11. The first opening 25 is close to the opening position of the workpiece 8 where the spring needs to be installed, which is conducive to aligning the spring with the opening position of the workpiece 8 where the spring needs to be installed, and is convenient for the subsequent installation of the spring;

[0035] The pressing assembly comprises: a second cylinder 13, a moving plate 14 and a pressing rod 15, wherein the second cylinder 13 is fixedly mounted on the upper side of the lower plate 6, the moving plate 14 is fixedly mounted on the output end of the second cylinder 13, a plurality of pressing rods 15 are fixedly mounted on the lower side of the moving plate 14, and a pressing rod 15 is disposed on the upper side of the connecting block 11 of each feeding assembly, and one end of the pressing rod 15 away from the moving plate 14 is slidably connected to the upper side of the first opening 25 of the connecting block 11;

[0036] The output end of the second cylinder 13 moves downward to drive the moving plate 14 to move downward, and the moving plate 14 moves downward to drive the pressing rod 15 to move downward. The pressing rod 15 moves downward to press the spring in the first opening 25 into the opening of the workpiece 8 where the spring needs to be installed, which is conducive to pressing multiple springs into the workpiece 8 at the same time;

[0037] The spring loading device 9 comprises: an upper plate assembly, a sliding loading assembly and a feeding assembly, wherein the upper plate assembly is mounted on the upper side of the lower plate 6, the sliding loading assembly is mounted on the upper side of the upper plate assembly, and two feeding assemblies are symmetrically mounted on the left and right sides of the sliding loading assembly;

[0038] The spring is fed into the sliding feeding assembly through the vibrating plate, and the feeding assembly is started to transport the spring from the sliding feeding assembly to the upper plate assembly. The spring falls from the upper plate assembly into the feeding pipe 12 of the feeding assembly of the spring pressing device 7, which is conducive to the feeding of the spring and avoids the springs from being entangled with each other during feeding;

[0039] The upper plate assembly includes: an upper support plate 16, a conveying hollow column 17 and a proximity sensor 18. The upper support plate 16 is fixedly mounted on the upper side of the lower plate 6 through a bracket, a plurality of the conveying hollow columns 17 are fixedly mounted on the lower side of the upper support plate 16, and a plurality of the proximity sensors 18 are fixedly mounted on the upper support plate 16. A proximity sensor 18 is arranged on the right side of each of the conveying hollow columns 17.

[0040] The sliding loading assembly comprises: a sliding plate 19, a third cylinder 20 and a material storage block 21, wherein the sliding plate 19 is slidably connected to the upper side of the upper support plate 16, the third cylinder 20 is fixedly installed on the upper side of the upper support plate 16 through a bracket, the middle side of the sliding plate 19 is fixedly connected to the output end of the third cylinder 20, a plurality of material storage blocks 21 are fixedly installed on the upper side of the sliding plate 19, a second opening 26 penetrating through is provided on the sliding plate 19 at the lower side of each material storage block 21, a proximity sensor 18 is provided at the lower side of the second opening 26, and a third opening 27 is provided on the material storage block 21, and the third opening 27 is aligned with the second opening 26;

[0041] The feeding assembly includes: a fourth cylinder 22, a transverse plate 23 and a baffle 24, wherein the fourth cylinder 22 is fixedly mounted on the sliding plate 19, the transverse plate 23 is fixedly mounted on the output end of the fourth cylinder 22, and two baffles 24 are fixedly mounted on the front and rear sides of the transverse plate 23, and a slot 28 is provided on one side of the second opening 26 of the sliding plate 19 close to the baffle 24 for accommodating the baffle 24;

[0042] The spring passes through the vibrating plate and enters the third opening 27 of the material storage block 21. The output end of the fourth cylinder 22 moves in a direction away from the material storage block 21, driving the cross plate 23 to move in a direction away from the material storage block 21. The cross plate 23 moves in a direction away from the material storage block 21, driving the blocking rod 24 to move in a direction away from the material storage block 21. The blocking rod 24 moves away, and the spring falls from the third opening 27 of the material storage block 21 into the second opening 26 of the sliding plate 19. The proximity sensor 18 detects whether there is a spring in the second opening 26. If there is a spring in the second opening 26, the proximity sensor 18 detects whether there is a spring in the second opening 26. The sensor 18 transmits the electrical signal to the external controller, and the external controller controls the movement of the output end of the third cylinder 20 of the sliding feeding assembly. Conversely, the control of the movement of the output end of the third cylinder 20 is canceled. The movement of the output end of the third cylinder 20 drives the sliding plate 19 to move. The movement of the sliding plate 19 drives the spring in the second opening 26 of the sliding plate 19 to move to the position of the conveying hollow column 17 of the upper support plate 16. The spring is conveyed from the conveying hollow column 17 to the feeding pipe 12, which is conducive to staggered and alternating feeding of the springs, and at the same time avoids the entanglement of the springs during feeding.

[0043] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. Such modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A spring automatic assembly device, comprising a base (1), characterized in that: Two linear guide shafts (2) are fixedly mounted on the upper side of the base (1), a cylinder support plate (3) is fixedly mounted on the upper side of the linear guide shaft (2), a first cylinder (4) is fixedly mounted on the cylinder support plate (3), a linear bearing (5) is slidably connected to the middle side of the linear guide shaft (2), a lower plate (6) is fixedly mounted on the linear bearing (5), an output end of the first cylinder (4) is fixedly connected to the lower plate (6), a spring pressing device (7) is mounted on the front side of the lower plate (6), a workpiece (8) is arranged on the lower side of the spring pressing device (7), and a spring loading device (9) is mounted on the middle side of the lower plate (6).

2. The spring automatic assembly device according to claim 1, characterized in that: The spring pressing device (7) comprises: a feeding assembly and a pressing assembly, wherein a plurality of the feeding assemblies are arranged on the lower side of the lower plate (6), and the pressing assembly is arranged on the upper side of the lower plate (6).

3. The spring automatic assembly device according to claim 2, characterized in that: The feeding assembly comprises: an adjusting plate (10), a connecting block (11) and a feeding pipe (12); the adjusting plate (10) is fixedly mounted on the lower side of the lower plate (6); the connecting block (11) is fixedly mounted on the upper side of the adjusting plate (10); the feeding pipe (12) is fixedly mounted on the upper side of the connecting block (11); a first opening (25) is provided in the connecting block (11) for pressing the assembly into the first opening (25) to press the spring; the lower side of the feeding pipe (12) is connected to the side wall of the first opening (25); the first opening (25) is close to the opening position of the workpiece (8) where the spring needs to be installed.

4. The spring automatic assembly device according to claim 3, characterized in that: The pressing assembly comprises: a second cylinder (13), a movable plate (14) and a pressing rod (15); the second cylinder (13) is fixedly mounted on the upper side of the lower plate (6); the movable plate (14) is fixedly mounted on the output end of the second cylinder (13); a plurality of pressing rods (15) are fixedly mounted on the lower side of the movable plate (14); a pressing rod (15) is provided on the upper side of the connecting block (11) of each feeding assembly; an end of the pressing rod (15) away from the movable plate (14) is slidably connected to the upper side of the first opening (25) of the connecting block (11).

5. The spring automatic assembly device according to claim 4, characterized in that: The spring loading device (9) comprises: an upper plate assembly, a sliding loading assembly and a feeding assembly, wherein the upper plate assembly is mounted on the upper side of the lower plate (6), the sliding loading assembly is mounted on the upper side of the upper plate assembly, and the two feeding assemblies are symmetrically mounted on the left and right sides of the sliding loading assembly.

6. The spring automatic assembly device according to claim 5, characterized in that: The upper plate assembly comprises: an upper support plate (16), a conveying hollow column (17) and a proximity sensor (18); the upper support plate (16) is fixedly mounted on the upper side of the lower plate (6) via a bracket; a plurality of the conveying hollow columns (17) are fixedly mounted on the lower side of the upper support plate (16); a plurality of the proximity sensors (18) are fixedly mounted on the upper support plate (16); and a proximity sensor (18) is arranged on the right side of each of the conveying hollow columns (17).

7. The spring automatic assembly device according to claim 6, characterized in that: The sliding loading assembly comprises: a sliding plate (19), a third cylinder (20) and a material storage block (21); the sliding plate (19) is slidably connected to the upper side of the upper support plate (16); the third cylinder (20) is fixedly installed on the upper side of the upper support plate (16) through a bracket; the middle side of the sliding plate (19) is fixedly connected to the output end of the third cylinder (20); a plurality of material storage blocks (21) are fixedly installed on the upper side of the sliding plate (19); a second opening (26) penetrating therethrough is provided on the sliding plate (19) at the lower side of each material storage block (21); a third opening (27) is provided on the material storage block (21); and the third opening (27) is aligned with the second opening (26).

8. The spring automatic assembly device according to claim 7, characterized in that: The feed assembly comprises: a fourth cylinder (22), a transverse plate (23) and a baffle rod (24); the fourth cylinder (22) is fixedly mounted on a sliding plate (19); the transverse plate (23) is fixedly mounted on an output end of the fourth cylinder (22); two baffle rods (24) are fixedly mounted on the front and rear sides of the transverse plate (23); and a groove (28) is provided on one side of the second opening (26) of the sliding plate (19) close to the baffle rod (24).

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