Plate spring polishing equipment

Abstract

The utility model provides plate spring polishing equipment, which belongs to the technical field of plate spring processing and is provided with a working frame, a plate spring frame is fixedly mounted on the right end surface of the working frame, a plate spring groove is formed in the middle of the top surface of the plate spring frame, and plate springs are fixedly mounted at the left end and the right end of the top surface of the plate spring frame. Two sliding rods which are in sliding connection with the mounting frame are arranged on the mounting frame in a penetrating manner; a pulling plate is fixedly installed at the top ends of the two sliding rods together, a pressing plate is fixedly installed at the bottom ends of the two sliding rods together, and springs arranged on the sliding rods in a sleeving mode are arranged between the pressing plate and the bottom wall of the installation frame. A grinding frame is slidably connected to the left end face of the working frame, two bearing seats are fixedly mounted on the left side of the grinding frame, supporting shafts are rotatably connected into the bearing seats through bearings, supporting bases are fixedly mounted on the supporting shafts through two supporting blocks, and grinding assemblies are arranged on the supporting bases. The plate spring polishing device solves the technical problem that a plate spring of an arc-shaped structure is not convenient to effectively polish due to the fact that a polishing disc in the patent is not convenient to do arc motion.

Description

Technical Field

[0001] The utility model belongs to the technical field of leaf spring processing, and in particular relates to leaf spring grinding equipment. Background Art

[0002] Automobile leaf springs are the most traditional elastic components in automobile suspension systems. Due to their good reliability, simple structure, short manufacturing process, low cost and greatly simplified structure, automobile leaf springs need to be polished during production.

[0003] The Chinese utility model patent application number: CN202222510321.9 (publication number: CN218194315U) discloses a vehicle leaf spring grinding device, including a base, the upper end surface of the base is equipped with a grinding device, the grinding device includes first mounting grooves opened on the left and right sides of the upper end surface of the base, first cylinders are installed inside the two first mounting grooves, and the output ends of the two first cylinders are fixedly connected to the first mounting plate;

[0004] Some leaf springs have an arc-shaped structure. When grinding the arc surface, the height of the arc surface structure will be inconsistent with that of the flat structure at different positions of the leaf spring. The grinding disc of the above-mentioned patent is not convenient for arc movement, which makes it inconvenient to effectively grind the leaf spring with an arc structure. Utility Model Content

[0005] In view of this, the utility model provides a leaf spring grinding device, which is used to solve the technical problem that the grinding disc of the above patent is not convenient for making arc movement, resulting in inconvenience in effectively grinding the leaf spring with an arc structure.

[0006] The utility model is achieved in this way:

[0007] The utility model provides a leaf spring grinding device, which has a working frame, wherein a leaf spring frame is fixedly installed on the right end surface of the working frame, a leaf spring groove is opened in the middle of the top surface of the leaf spring frame, and mounting frames are fixedly installed on both left and right ends of the top surface of the leaf spring frame, and the mounting frame is penetrated by two sliding rods slidably connected with the mounting frame;

[0008] A pull plate is fixedly mounted on the top ends of the two slide bars, a pressure plate is fixedly mounted on the bottom ends of the two slide bars, and a spring sleeved on the slide bars is arranged between the pressure plate and the bottom wall of the mounting frame;

[0009] A grinding frame is slidably connected to the left end surface of the working frame, and two bearing seats are fixedly installed on the left side of the grinding frame. A support shaft is rotatably connected to the bearing seat through a bearing, and a support base is fixedly installed on the support shaft through two support blocks, and a grinding assembly is provided on the support base.

[0010] On the basis of the above technical solution, the leaf spring grinding device of the utility model can also be improved as follows:

[0011] Furthermore, the grinding assembly includes a cross bar fixedly mounted on the support base, a rotating shaft rotatably connected to the right end of the cross bar, both ends of the rotating shaft pass through the cross bar and are rotatably connected to support side plates, and the top ends of the two support side plates are fixedly connected by a connecting plate.

[0012] Furthermore, the grinding assembly also includes a grinding wheel plate fixedly installed on the front support side plate by bolts, the bottom end of the grinding wheel plate is rotatably connected to a connecting shaft that is arranged through it, the front end of the connecting shaft is fixedly installed with a lower pulley, and the rear end of the connecting shaft is fixedly installed with a grinding wheel.

[0013] Furthermore, an upper pulley is fixedly mounted on the front end of the rotating shaft, the upper pulley and the lower pulley are connected via a belt drive, the rear end of the upper pulley is fixedly connected to the output shaft of a driving motor, and the driving motor is fixedly mounted on the cross bar.

[0014] Furthermore, an upper cylinder plate is fixedly installed on the front end of the connecting plate, and a hinge seat A is fixedly installed on the upper cylinder plate. A lower cylinder plate is fixedly installed on the front wall of the cross bar, and a hinge seat B is fixedly installed on the lower cylinder plate. The fixed end of the first telescopic cylinder is hinged on the hinge seat B, and the movable end of the first telescopic cylinder is hinged on the hinge seat A.

[0015] Furthermore, an articulated seat C is fixedly installed on the bottom wall of the cross bar, and an articulated seat D is fixedly installed on the upper end of the right wall of the grinding frame. The fixed end of the second telescopic cylinder is hinged on the articulated seat D, and the movable end of the second telescopic cylinder is hinged on the articulated seat C.

[0016] Compared with the prior art, the beneficial effects of a leaf spring grinding device provided by the utility model are:

[0017] A driving motor is provided to drive the rotation of the upper pulley, so that the upper pulley drives the lower pulley to rotate through the belt, thereby driving the grinding wheel to rotate to grind the leaf spring;

[0018] By arranging a grinding frame to be slidably connected to the working frame, the grinding frame can be moved left and right, thereby adjusting the horizontal position of the grinding wheel of the grinding mechanism; by arranging a hinged second telescopic cylinder, one end of the crossbar can be rotated around the supporting shaft, and the other end can adjust the height position of the grinding wheel of the grinding mechanism;

[0019] By setting a first telescopic cylinder, the grinding wheel on the grinding mechanism is driven to perform arc motion for grinding;

[0020] The dynamically connected grinding frame can make the grinding wheel grind along the curvature of the leaf spring through the cooperation of the second telescopic cylinder and the first telescopic cylinder. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 It is a front view of the overall structure of a leaf spring grinding device;

[0023] Figure 2 It is a first angle isometric view of a grinding frame and a grinding component part structure of a leaf spring grinding device;

[0024] Figure 3 A second angle isometric view of a grinding component part structure of a leaf spring grinding device;

[0025] Figure 4 A top view of a grinding component of a leaf spring grinding device;

[0026] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0027] 1. Work frame; 2. Leaf spring frame; 20. Leaf spring groove; 21. Mounting frame; 22. Slide rod; 23. Pull plate; 24. Press plate; 25. Spring; 3. Grinding frame; 31. Bearing seat; 32. Support shaft; 33. Support block; 34. Support base; 35. Cross bar; 36. Rotating shaft; 361. Upper pulley; 37. Support side plate; 38. Connecting plate; 41. Grinding wheel plate; 42. Connecting shaft; 421. Lower pulley; 422. Grinding wheel; 43. Upper cylinder plate; 44. Articulated seat A; 45. Lower cylinder plate; 46. Articulated seat B; 47. First telescopic cylinder; 51. Articulated seat C; 52. Articulated seat D; 53. Second telescopic cylinder. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. Obviously, the described implementation is a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present invention.

[0030] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0031] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0032] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined. Example 1

[0033] like Figure 1-4 As shown, the utility model provides a leaf spring grinding device, which has a working frame 1, wherein a leaf spring frame 2 is fixedly installed on the right end surface of the working frame 1, a leaf spring groove 20 is opened in the middle of the top surface of the leaf spring frame 2, and mounting frames 21 are fixedly installed on both left and right ends of the top surface of the leaf spring frame 2, and the mounting frame 21 is penetrated by two slide rods 22 slidably connected thereto;

[0034] A pull plate 23 is fixedly mounted on the top ends of the two slide bars 22, a pressure plate 24 is fixedly mounted on the bottom ends of the two slide bars 22, and a spring 25 sleeved on the slide bars 22 is arranged between the pressure plate 24 and the bottom wall of the mounting frame 21;

[0035] A grinding frame 3 is slidably connected to the left end surface of the working frame 1, and two bearing seats 31 are fixedly installed on the left side of the grinding frame 3. A support shaft 32 is rotatably connected to the bearing seat 31 through a bearing, and a support base 34 is fixedly installed on the support shaft 32 through two support blocks 33, and a grinding assembly is provided on the support base 34.

[0036] Optionally, in the above technical solution, the grinding assembly includes a cross bar 35 fixedly mounted on a support base 34, a rotating shaft 36 rotatably connected to the right end of the cross bar 35, both ends of the rotating shaft 36 pass through the cross bar 35 and are rotatably connected to support side plates 37, and the top ends of the two support side plates 37 are fixedly connected by a connecting plate 38.

[0037] Optionally, in the above technical solution, the grinding assembly also includes a grinding wheel plate 41 fixedly installed on the front supporting side plate 37 by bolts, the bottom end of the grinding wheel plate 41 is rotatably connected to a connecting shaft 42 that is arranged therethrough, a lower pulley 421 is fixedly installed at the front end of the connecting shaft 42, and a grinding wheel 422 is fixedly installed at the rear end of the connecting shaft 42.

[0038] Optionally, in the above technical solution, an upper pulley 361 is fixedly installed at the front end of the rotating shaft 36, the upper pulley 361 and the lower pulley 421 are connected by belt drive, the rear end of the upper pulley 361 is fixedly connected to the output shaft of the driving motor, and the driving motor is fixedly installed on the cross bar 35.

[0039] Optionally, in the above technical solution, an upper cylinder plate 43 is fixedly installed on the front end of the connecting plate 38, a hinged seat A44 is fixedly installed on the upper cylinder plate 43, a lower cylinder plate 45 is fixedly installed on the front wall of the cross bar 35, a hinged seat B46 is fixedly installed on the lower cylinder plate 45, a fixed end of a first telescopic cylinder 47 is hinged on the hinged seat B46, and a movable end of the first telescopic cylinder 47 is hinged on the hinged seat A44.

[0040] Optionally, in the above technical solution, a hinge seat C51 is fixedly installed on the bottom wall of the cross bar 35, a hinge seat D52 is fixedly installed on the upper end of the right wall of the grinding frame 3, a fixed end of the second telescopic cylinder 53 is hinged on the hinge seat D52, and the movable end of the second telescopic cylinder 53 is hinged on the hinge seat C51.

[0041] The grinding wheel plate 41 is fixedly mounted on the supporting side plate 37 by bolts, so that the mounting position of the grinding wheel plate 41 at the lower end of the supporting side plate 37 is adjustable, that is, the position of the grinding wheel 422 relative to the bottom wall of the supporting side plate 37 is adjustable.

[0042] The leaf spring groove 20 and the grinding wheel 422 are laterally corresponding in position.

[0043] When in use, the leaf spring to be polished is placed in the leaf spring groove 20, and both ends of its long side are pressed against the top surface of the leaf spring frame 2 by the pressing plate 24, and the leaf spring is compressed by the spring 25;

[0044] According to the required horizontal position of the grinding wheel 422, the grinding frame 3 is slid on the working frame 1 to adjust the grinding wheel 422 left and right. According to the required height position of the grinding wheel 422, the second telescopic cylinder 53 is started to extend and retract its movable end to adjust the grinding wheel 422 up and down.

[0045] After the adjustment is completed, the driving motor is started to drive the rotating shaft 36 to rotate. The rotating shaft 36 rotates in situ on the crossbar 35 and drives the upper pulley 361 to rotate in situ. The upper pulley 361 drives the lower pulley 421 to rotate in situ through the belt. The lower pulley 421 drives the grinding wheel 422 to rotate in situ through the connecting shaft 42.

[0046] After the grinding wheel 422 starts to rotate, the first telescopic cylinder 47 is started to extend and retract its movable end, driving the supporting side plate 37 to rotate in an arc around the rotating shaft 36, so that the grinding wheel 422 at the bottom end of the supporting side plate 37 follows the arc rotation and grinds the curved surface of the leaf spring; while the rotating shaft 36 is adjusted, the second telescopic cylinder 53 can be started to assist in adjusting the height.

[0047] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A leaf spring grinding device, comprising a work frame (1), characterized in that: A leaf spring frame (2) is fixedly mounted on the right end surface of the working frame (1), a leaf spring groove (20) is provided in the middle of the top surface of the leaf spring frame (2), and mounting frames (21) are fixedly mounted on both left and right ends of the top surface of the leaf spring frame (2), and two sliding rods (22) are penetrated and slidably connected to the mounting frame (21); A pull plate (23) is fixedly mounted on the top ends of the two slide bars (22), a pressure plate (24) is fixedly mounted on the bottom ends of the two slide bars (22), and a spring (25) sleeved on the slide bars (22) is provided between the pressure plate (24) and the bottom wall of the mounting frame (21); A grinding frame (3) is slidably connected to the left end surface of the working frame (1); two bearing seats (31) are fixedly installed on the left side of the grinding frame (3); a support shaft (32) is rotatably connected in the bearing seat (31) via a bearing; a support base (34) is fixedly installed on the support shaft (32) via two support blocks (33); and a grinding assembly is provided on the support base (34).

2. A leaf spring grinding device according to claim 1, characterized in that: The grinding assembly comprises a cross bar (35) fixedly mounted on the support base (34); a rotating shaft (36) rotatably connected to the cross bar (35) is provided at the right end of the cross bar (35); both ends of the rotating shaft (36) pass through the cross bar (35) and are rotatably connected to support side plates (37); the top ends of the two support side plates (37) are fixedly connected via a connecting plate (38).

3. A leaf spring grinding device according to claim 2, characterized in that: The grinding assembly also includes a grinding wheel plate (41) fixedly mounted on the front support side plate (37) by bolts, the bottom end of the grinding wheel plate (41) is rotatably connected to a connecting shaft (42) that is arranged through the grinding wheel plate (41), a lower pulley (421) is fixedly mounted on the front end of the connecting shaft (42), and a grinding wheel (422) is fixedly mounted on the rear end of the connecting shaft (42).

4. A leaf spring grinding device according to claim 3, characterized in that: An upper pulley (361) is fixedly mounted on the front end of the rotating shaft (36); the upper pulley (361) and the lower pulley (421) are connected via a belt transmission; the rear end of the upper pulley (361) is fixedly connected to the output shaft of a driving motor; and the driving motor is fixedly mounted on the cross bar (35).

5. A leaf spring grinding device according to claim 4, characterized in that: An upper cylinder plate (43) is fixedly mounted on the front end of the connecting plate (38), and an articulated seat A (44) is fixedly mounted on the upper cylinder plate (43). A lower cylinder plate (45) is fixedly mounted on the front wall of the cross bar (35), and an articulated seat B (46) is fixedly mounted on the lower cylinder plate (45). A fixed end of a first telescopic cylinder (47) is hingedly mounted on the articulated seat B (46), and a movable end of the first telescopic cylinder (47) is hingedly mounted on the articulated seat A (44).

6. A leaf spring grinding device according to claim 2, characterized in that: A hinge seat C (51) is fixedly mounted on the bottom wall of the cross bar (35), and a hinge seat D (52) is fixedly mounted on the upper end of the right wall of the grinding frame (3). A fixed end of a second telescopic cylinder (53) is hingedly mounted on the hinge seat D (52), and a movable end of the second telescopic cylinder (53) is hingedly mounted on the hinge seat C (51).

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