Snap spring assembling tool

Abstract

The utility model relates to a clamp spring assembling tool. The press-fitting device comprises a press-fitting base used for placing a workpiece to be assembled; the pressing assembly is used for limiting the snap spring mounting groove of the workpiece to be assembled in an assembling area; the material placing assembly comprises a vertical guide block, to-be-assembled clamp springs and a pressing block, wherein the to-be-assembled clamp springs are arranged on the vertical guide block in a sliding and stacked mode, and the pressing block is arranged on the vertical guide block in a sliding mode and abuts against the tops of the stacked to-be-assembled clamp springs in a pressing mode; and the pushing assembly comprises a telescopic pushing plate, a pushing channel is formed between the bottom of the vertical guide block and the assembling area, and the pushing plate can push the assembling snap spring at the bottommost part into the snap spring mounting groove along the pushing channel. The utility model provides a clamp spring assembly tool which can reduce the cost of clamp spring assembly, improve the assembly efficiency and reduce potential safety hazards.

Description

Technical Field

[0001] The utility model relates to the technical field of clamp spring assembly, in particular to a clamp spring assembly tool. Background Art

[0002] There are some problems when assembling the retaining spring on the main shaft of the existing valve position feedback switch. First, during the installation process, the employee needs to compress the spring while installing the retaining spring, which can easily cause the retaining spring to disengage and fly out, posing a safety hazard. In addition, the efficiency of manual material collection and installation is low. At present, conventional automatic retaining spring installation equipment on the market generally uses vibration plate automatic feeding and pneumatic pressing for installation. This type of equipment is expensive and has a long processing cycle. Summary of the invention

[0003] To this end, the utility model provides a retaining spring assembly tool, which can reduce the cost of retaining spring assembly, improve assembly efficiency and reduce safety hazards.

[0004] In order to solve the above technical problems, the utility model provides a clamp spring assembly tool, comprising:

[0005] Press-fit base, used to place the workpiece to be assembled;

[0006] A clamping assembly, used to limit the retaining spring installation groove of the workpiece to be assembled to the assembly area;

[0007] A material placing assembly, comprising a vertical guide block, a to-be-assembled retaining spring which is slidably and stacked on the vertical guide block, and a pressing block which is slidably arranged on the vertical guide block and presses against the top of the stacked retaining springs to be assembled;

[0008] The pusher assembly comprises a retractable push plate, a pusher channel is formed between the bottom of the vertical guide block and the assembly area, and the pusher plate can push the assembly clip at the bottom along the pusher passage into the clip installation groove.

[0009] In an embodiment of the present utility model, the workpiece to be assembled includes a main shaft provided with the retaining spring installation groove, and the press-fitting base is provided with a positioning groove matched with the main shaft.

[0010] In one embodiment of the utility model, the press-fit base is provided with a positioning groove, one side of the positioning groove is open, the press-fit base is provided with a guide groove on the open side of the positioning groove, the press-fit base is threadedly connected with a limiting screw on one side of the guide groove, the guide groove is movably provided with a limiting block in contact with the limiting screw, and the limiting block can close the open side of the positioning groove.

[0011] In one embodiment of the utility model, the clamping assembly also includes a bracket, a pressing cylinder installed on the bracket, and a pressing head connected to the driving end of the pressing cylinder, and the pressing head is pressed against the upper end of the main shaft of the workpiece to be assembled.

[0012] In one embodiment of the present invention, the vertical guide block comprises a T-shaped block.

[0013] In an embodiment of the present utility model, the pressing block comprises a columnar block, and the columnar block is axially provided with a guide groove which is slidably matched with the T-block.

[0014] In one embodiment of the present invention, a vertical mounting plate is further included, the vertical guide block is mounted on the vertical mounting plate, and the vertical mounting plate is provided with a clearance groove at the bottom of the vertical guide block.

[0015] In one embodiment of the utility model, a mounting groove for mounting the vertical plate and a slide groove perpendicular to the mounting groove are provided at the upper end of the press-fitting base, and the slide groove is located below the clearance groove and extends to the positioning groove to form the pushing channel.

[0016] In one embodiment of the utility model, the vertical mounting plate is connected with an L-shaped reinforcement block between the two sides of the slide groove and the upper end of the press-fit base, and a sealing plate is installed on one side of the L-shaped reinforcement block on the press-fit base. The vertical mounting plate, the sealing plate and the L-shaped plate are circumferentially arranged around the bottom of the stacked retaining ring to be assembled.

[0017] In one embodiment of the present utility model, the pusher assembly includes a slide cylinder disposed beside the press-fitting base, and the push plate is connected to the drive end of the slide cylinder.

[0018] The above technical solution of the utility model has the following advantages compared with the prior art:

[0019] The utility model discloses a clamping spring assembly tool, which is operated automatically, thus avoiding the danger of employees compressing the spring manually and installing the clamping spring, and reducing the risk of the clamping spring being disengaged and flying out, thereby greatly reducing potential safety hazards.

[0020] The feeding assembly of the utility model can realize continuous feeding through the vertical guide block and the sliding stacked clip springs to be assembled, the stacked clip springs to be assembled and the action of gravity. After each action of the pushing assembly, the next clip spring automatically slides into place, realizing automatic feeding, reducing manual operation steps, and improving production efficiency. Compared with the traditional vibrating plate feeding system, this feeding method reduces the complex mechanical structure and control system, and reduces the manufacturing and maintenance costs of the equipment.

[0021] The utility model adopts an automated material pushing and pressing mechanism, which can continuously and quickly complete the assembly process of the retaining ring, greatly improves the efficiency, and can meet the needs of mass production. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to make the content of the utility model more clearly understood, the utility model is further described in detail below based on specific embodiments of the utility model in combination with the accompanying drawings.

[0023] Figure 1 It is a schematic diagram of the overall structure of the clamp spring assembly tooling of the utility model from the first perspective.

[0024] Figure 2 It is a schematic diagram of the overall structure of the second viewing angle of the clamp spring assembly tooling of the utility model.

[0025] Figure 3 It is a schematic diagram of the cross-sectional structure of the circlip assembly tooling of the utility model.

[0026] Figure 4 It is a schematic diagram of the structure of the press-fit base of the utility model.

[0027] Figure 5 It is a structural schematic diagram of the press-fit base portion of the utility model.

[0028] Figure 6 It is a structural schematic diagram of a material placing component of the utility model.

[0029] Description of the Figures in the Specification:

[0030] 100, workpiece to be assembled; 110, spindle; 200, retaining ring to be assembled;

[0031] 1. Press-fit base; 11. Positioning groove; 12. Guide groove; 13. Limit screw; 14. Limit stopper; 15. Mounting groove; 16. Slide groove; 17. Pushing channel; 18. L-shaped reinforcement block; 19. Closing plate;

[0032] 2. Clamping assembly; 21. Bracket; 22. Pressing cylinder; 23. Pressing head;

[0033] 3. Material placement assembly; 31. Vertical guide block; 32. Press block; 33. Vertical mounting plate; 331. Make way slot;

[0034] 4. Pushing assembly; 41. Pushing plate; 42. Sliding cylinder;

[0035] 5. Base plate. DETAILED DESCRIPTION

[0036] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and implement it, but the embodiments are not intended to limit the present invention.

[0037] In the present invention, if directions (up, down, left, right, front and back) are described, it is only for the convenience of describing the technical solution of the present invention, and does not indicate or imply that the technical features referred to must have a specific orientation, be constructed and operate in a specific orientation. Therefore, it cannot be understood as a limitation on the present invention.

[0038] In the present utility model, "several" means one or more, "multiple" means more than two, "greater than", "less than", "exceed" and the like are understood to exclude the number itself; "above", "below", "within" and the like are understood to include the number itself. In the description of the present utility model, if there is a description of "first" or "second", it is only used for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0039] In the present invention, unless otherwise clearly defined, the words "set", "install", "connect" and the like should be understood in a broad sense, for example, they can be directly connected or indirectly connected through an intermediate medium; they can be fixedly connected or detachably connected or integrally formed; they can be mechanically connected or electrically connected or able to communicate with each other; they can be the internal connection of two elements or the interaction relationship between two elements. Those skilled in the art can reasonably determine the specific meanings of the above words in the present invention in combination with the specific content of the technical solution.

[0040] Reference Figure 1 , Figure 2 , Figure 3 As shown, a clamp spring assembly tool of the utility model comprises:

[0041] The press-fit base 1 is used to place the workpiece 100 to be assembled; the press-fit base 1 is fixed on the bottom plate 5 by screws;

[0042] A clamping assembly 2, used to limit the retaining spring installation groove 15 of the workpiece 100 to be assembled to the assembly area;

[0043] The material placing assembly 3 includes a vertical guide block 31, the to-be-assembled retaining springs 200 which are slidably and stacked on the vertical guide block 31, and a pressing block 32 which is slidably arranged on the vertical guide block 31 and pressed against the top of the stacked retaining springs 200 to be assembled;

[0044] The push assembly 4 includes a retractable push plate 41 , and a push channel 17 is formed between the bottom of the vertical guide block 31 and the assembly area. The push plate 41 can push the assembly retaining ring at the bottom along the push passage into the retaining ring installation groove 15 .

[0045] Through the above arrangement, continuous feeding can be achieved through the stacked clips 200 to be assembled and the action of gravity. After each action of the pusher assembly 4, the next clip automatically slides into place, realizing automatic feeding, reducing manual operation steps, and improving production efficiency. Compared with the traditional vibrating plate feeding system, this feeding method reduces the complex mechanical structure and control system, and reduces the manufacturing and maintenance costs of the equipment.

[0046] In one embodiment, the workpiece 100 to be assembled includes a main shaft 110 provided with the retaining ring installation groove 15 , and the press-fitting base 1 is provided with a positioning groove 11 matched with the main shaft 110 .

[0047] In one embodiment, referring to Figure 4 As shown, the press-fit base 1 is provided with a positioning groove 11, one side of the positioning groove 11 is open, and the press-fit base 1 is provided with a guide groove 12 on the open side of the positioning groove 11, and the press-fit base 1 is threadedly connected with a limit screw 13 on one side of the guide groove 12, and the guide groove 12 is movably inserted with a limit block 14 that contacts the limit screw 13, and the limit block 14 can close the open side of the positioning groove 11.

[0048] In one embodiment, referring to Figure 2 As shown, the clamping assembly 2 further includes a bracket 21, a pressing cylinder 22 mounted on the bracket 21, and a pressing head 23 connected to the driving end of the pressing cylinder 22, and the pressing head 23 is pressed against the upper end of the spindle 110 of the workpiece 100 to be assembled. This prevents deviation during the assembly process, ensures accurate installation of the retaining spring, and improves assembly consistency and reliability.

[0049] In one embodiment, referring to Figure 6 As shown, the vertical guide block 31 includes a T-block. The T-block provides a stable sliding guide, prevents the spring from deflecting, and improves the accuracy and reliability of feeding and pushing.

[0050] In one embodiment, the pressing block 32 comprises a columnar block, and the columnar block is axially provided with a guide groove 12 for slidingly cooperating with the T-block.

[0051] In one embodiment, a vertical mounting plate 33 is further included, and the vertical guide block 31 is mounted on the vertical mounting plate 33 . The vertical mounting plate 33 is provided with a clearance groove 331 at the bottom of the vertical guide block 31 .

[0052] In one embodiment, referring to Figure 4 , Figure 5 As shown, the upper end of the press-fitting base 1 is provided with a mounting groove 15 for mounting the vertical plate and a slide groove 16 perpendicular to the mounting groove 15 . The slide groove 16 is located below the clearance groove 331 and extends to the positioning groove 11 to form the pushing channel 17 .

[0053] In one embodiment, referring to Figure 4 As shown, the vertical mounting plate 33 is connected with an L-shaped reinforcement block 18 between the two sides of the slide groove 16 and the upper end of the press-fit base 1, and a sealing plate 19 is installed on one side of the L-shaped reinforcement block 18 on the press-fit base 1. The vertical mounting plate 33, the sealing plate 19 and the L-shaped plate are circumferentially arranged around the bottom of the stacked retaining ring 200 to be assembled.

[0054] In one embodiment, the push assembly 4 includes a slide cylinder 42 disposed beside the press-fitting base 1 , the push plate 41 is connected to the driving end of the slide cylinder 42 , and the push plate 41 is provided with an arc-shaped push opening.

[0055] Working principle:

[0056] Before assembly, a plurality of the retaining springs 200 to be assembled are aligned with the guide portion of the guide block through their inner contours and stacked, and at the same time, the pressing block 32 is placed on the guide block through the guide groove 12 .

[0057] The workpiece 100 to be assembled is placed from top to bottom into the positioning groove 11 of the press-fitting base 1 , and the limit stopper 14 is pushed from left to right to a position in contact with the limit screw 13 .

[0058] Through electrical control, the piston rod of the press cylinder 22 is extended, and the pressure head 23 is pressed against the spindle 110. After overcoming the elastic force of the spring on the workpiece to be assembled, the workpiece 100 to be assembled is pressed to the bottom, so that the retaining ring installation groove 15 on the spindle 110 of the workpiece to be assembled 100 is aligned with the slide groove 16 on the press-fit base 1. At this time, the retaining ring 200 to be assembled at the bottom is located on the slide groove 16 on the push plate 41 by the gravity and deadweight of the pressure block 32. Through electrical control, the piston rod of the slide cylinder 42 is pushed out, and the push plate 41 pushes the assembly retaining ring at the bottom into the retaining ring groove of the workpiece 100 to be assembled.

[0059] After the installation of the retaining ring is completed, the piston rod of the slide cylinder 42 returns to its original position, and the retaining ring 200 to be assembled on the guide block continues to fall into the retaining ring positioning groove 11 of the push plate 41 by the gravity and self-weight of the pressing block 32, and the top pressure cylinder 22 also returns to its original position. Then, the limit stopper 14 is moved out to the left end, and the workpiece 100 to be assembled with the retaining ring installed is taken out.

[0060] Finally, it should be noted that the above specific implementation methods are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to examples, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A clamp spring assembly tool, characterized in that: include: A press-fit base (1) for placing a workpiece (100) to be assembled; A clamping assembly (2) used to confine the retaining spring installation groove (15) of the workpiece (100) to be assembled to an assembly area; A material placement assembly (3) comprising a vertical guide block (31), a retaining spring (200) to be assembled which is slidably and stacked on the vertical guide block (31), and a pressing block (32) which is slidably disposed on the vertical guide block (31) and presses against the top of the stacked retaining springs (200) to be assembled; The pusher assembly (4) comprises a retractable push plate (41), a pusher channel (17) is formed between the bottom of the vertical guide block (31) and the assembly area, and the pusher plate (41) can push the assembly retaining ring at the bottom along the pusher channel into the retaining ring installation groove (15).

2. A clamp spring assembly tool according to claim 1, characterized in that: The workpiece (100) to be assembled comprises a main shaft (110) provided with the retaining ring installation groove (15), and the press-fitting base (1) is provided with a positioning groove (11) matched with the main shaft (110).

3. The circlip assembly tool according to claim 2, characterized in that: The press-fit base (1) is provided with a positioning groove (11), one side of the positioning groove (11) is open, the press-fit base (1) is provided with a guide groove (12) on the open side of the positioning groove (11), the press-fit base (1) is threadedly connected with a limit screw (13) on the side of the guide groove (12), the guide groove (12) is movably provided with a limit stopper (14) in contact with the limit screw (13), and the limit stopper (14) is capable of closing the open side of the positioning groove (11).

4. The circlip assembly tool according to claim 2, characterized in that: The clamping assembly (2) further comprises a bracket (21), a pressing cylinder (22) mounted on the bracket (21), and a pressing head (23) connected to a driving end of the pressing cylinder (22); the pressing head (23) is pressed against an upper end of a spindle (110) of the workpiece (100) to be assembled.

5. The circlip assembly tool according to claim 1, characterized in that: The vertical guide block (31) comprises a T-shaped block.

6. The circlip assembly tool according to claim 5, characterized in that: The pressing block (32) comprises a columnar block, and the columnar block is axially provided with a guide groove (12) that is slidably matched with the T-shaped block.

7. The circlip assembly tool according to claim 2, characterized in that: It also comprises a vertical mounting plate (33), the vertical guide block (31) being mounted on the vertical mounting plate (33), and the vertical mounting plate (33) being provided with a clearance groove (331) at the bottom of the vertical guide block (31).

8. The circlip assembly tool according to claim 7, characterized in that: The upper end of the press-fitting base (1) is provided with a mounting groove (15) for mounting the vertical mounting plate (33) and a slide groove (16) perpendicular to the mounting groove (15); the slide groove (16) is located below the clearance groove (331) and extends to the positioning groove (11) to form the material pushing channel (17).

9. The circlip assembly tool according to claim 8, characterized in that: The vertical mounting plate (33) is connected with an L-shaped reinforcement block (18) between the two sides of the slide groove (16) and the upper end of the press-fit base (1); a sealing plate (19) is installed on the press-fit base (1) on one side of the L-shaped reinforcement block (18); the vertical mounting plate (33), the sealing plate (19) and the L-shaped reinforcement block (18) are circumferentially arranged around the bottom of the stacked retaining rings (200) to be assembled.

10. The circlip assembly tool according to claim 1, characterized in that: The pusher assembly (4) comprises a slide cylinder (42) arranged beside the press-fitting base (1), and the push plate (41) is connected to the driving end of the slide cylinder (42).

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