Polishing device for mechanical part machining
By introducing transverse movement, lifting and head change devices into the grinding device, the problems of debris splashing and difficult grinding head replacement are solved, and more efficient grinding of mechanical parts is achieved, and processing stability and accuracy are improved.
Patent Information
- Application Number
- CN202421130225.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-23
- Publication Date
- 2025-01-07
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
When existing grinding equipment processes mechanical parts, debris are prone to splash into the driving mechanism, causing lag, and difficulty in replacing the grinding head, affecting processing efficiency.
A grinding device including a transverse movement device, a lifting device and a head change device is designed to cover debris by folding cover, use a lifting cylinder and a motor drive grinding head for precision grinding, and realize the grinding head through a rotating shaft and a limiting groove. Quick replacement.
Effectively prevent debris from splashing, improve the stability of the drive mechanism, and simplify the grinding head replacement process, improving grinding accuracy and efficiency.
Smart Images
Figure CN222308415U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of grinding devices, and more specifically, to a grinding device for machining mechanical parts. Background Art
[0002] When machining mechanical parts, it is often necessary to use grinding equipment to grind the upper surface of the parts. At present, when grinding parts, the parts are generally first mounted on the receiving plate through a clamp, and the receiving plate is preset on the two-axis drive device. The grinding equipment is mounted on the lifting device, and the parts are polished by the grinding equipment. However, in this method, the two-axis drive device is mostly driven by a motor screw assembly. The debris generated during the grinding process is easy to splash onto the screw, and the slider is prone to jamming when moving on the screw, affecting the normal use of the drive device; in addition, when grinding parts, it is generally necessary to grind them in sequence with grinding discs of various grinding precisions, and it is not easy to replace the grinding head of the existing grinding equipment. Utility Model Content
[0003] 1. Technical issues to be solved
[0004] In view of the problems existing in the prior art, the utility model provides a grinding device for machining mechanical parts to solve the technical problems mentioned in the background technology.
[0005] (II) Technical solution
[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a grinding device for machining mechanical parts, comprising a first support frame, a second support frame is arranged on the upper surface of the first support frame, a transverse movement device is arranged on the first support frame, and a lifting device and a head changing device are arranged on the second support frame, the transverse movement device comprises a fixed frame, a first movable frame, a second movable frame, a first driving mechanism and a second driving mechanism, the first driving mechanism is arranged on the fixed frame, and the first movable frame and the fixed frame are connected by the first driving mechanism, the second driving mechanism is arranged on the first movable frame, and the second movable frame and the first movable frame are connected by the second driving mechanism, both ends of the first movable frame are provided with a first folding cover, the other end of the first folding cover is fixedly connected to the fixed frame, and the first folding cover is sleeved outside the first driving mechanism, both ends of the second movable frame are provided with a second folding cover, the other end of the second folding cover is fixedly connected to the first movable frame, and the second folding cover is sleeved outside the second driving mechanism.
[0007] The utility model is further configured such that the first driving mechanism includes a first motor, a first lead screw and a first guide rod, both ends of the first lead screw are rotatably connected to the fixed frame, both ends of the first guide rod are fixedly connected to the fixed frame, the first movable frame is threadedly sleeved outside the first lead screw, and the first movable frame is slidably sleeved outside the first guide rod, the first motor is arranged on one side of the fixed frame, and the output shaft of the first motor passes through the fixed frame and is connected to the first lead screw.
[0008] The utility model is further configured such that the second driving mechanism includes a second motor, a second lead screw and a second guide rod, both ends of the second lead screw are rotatably connected to the first movable frame, both ends of the second guide rod are fixedly connected to the first movable frame, the second movable frame is threadedly sleeved outside the second lead screw, and the second movable frame is slidably sleeved outside the second guide rod, the second motor is arranged on one side of the first movable frame, and the output shaft of the second motor passes through the first movable frame and is connected to the second lead screw.
[0009] The utility model is further configured as follows: the lifting device includes a lifting cylinder and a lifting frame, the lifting cylinder is fixedly arranged on the upper surface of the second support frame, and the telescopic end of the lifting cylinder passes through the second support frame and is connected to the upper surface of the lifting frame, the upper surface of the lifting frame is provided with a third guide rod, the top end of the third guide rod passes through the second support frame and is slidably connected to the second support frame.
[0010] The utility model is further configured as follows: the head changing device includes a first rotating shaft, a rotating disk, a second rotating shaft and a grinding head, one end of the first rotating shaft is fixedly connected to the rotating disk, and the other end is rotatably connected to the lifting frame, a plurality of second rotating shafts and grinding heads are provided, and the bottom end of the second rotating shaft is fixedly connected to the grinding head, and the top end of the second rotating shaft passes through the rotating disk and is rotatably connected to the rotating disk.
[0011] The utility model is further configured that the lifting frame is provided with a third motor, the output end of the third motor is connected with a third rotating shaft, a connecting sleeve is slidably and non-rotatably sleeved outside the third rotating shaft, and the bottom end of the connecting sleeve is slidably and non-rotatably sleeved outside the second rotating shaft.
[0012] The utility model is further configured such that a connecting disk is rotatably and non-slidably provided outside the connecting sleeve, a fourth guide rod is provided on the upper surface of the connecting disk, the top end of the fourth guide rod passes through the lifting frame and is slidably connected to the lifting frame, a first through hole is provided on the connecting disk, a second through hole is provided on the rotating disk, and the first through hole and the second through hole are detachably connected by bolts.
[0013] The utility model is further configured that the inner wall of the connecting sleeve is provided with a limiting groove, and the second rotating shaft and the third rotating shaft are both provided with limiting strips that cooperate with the limiting groove.
[0014] (III) Beneficial effects
[0015] Compared with the prior art, the utility model provides a grinding device for machining mechanical parts, which has the following beneficial effects:
[0016] 1. The utility model is provided with a transverse movement device, in which a first folding cover is provided to shield the first driving mechanism to prevent debris from splashing into the first driving mechanism, and a second folding cover is also provided in the transverse movement device to shield the second driving mechanism to prevent debris from splashing into the second driving mechanism.
[0017] 2. The utility model is provided with a lifting device, which is convenient for driving the third motor and the head changing device to move downward through the lifting cylinder, driving the grinding head to move downward, and grinding the parts preset on the second moving frame.
[0018] 3. The utility model is provided with a plurality of second rotating shafts and grinding heads, so as to facilitate replacement of new grinding heads according to grinding requirements, and the third rotating shaft and the second rotating shaft are linked together through a connecting sleeve, so as to facilitate driving the corresponding second rotating shaft to rotate through the third rotating shaft, and finally driving the corresponding grinding head to grind the parts. BRIEF DESCRIPTION OF THE DRAWINGS
[0019] Figure 1 This is a schematic diagram of the overall structure of a grinding device for machining mechanical parts in the utility model;
[0020] Figure 2 It is a structural schematic diagram of the transverse shifting device in the utility model;
[0021] Figure 3 This is a structural schematic diagram of the connection state of the head changing device and the lifting frame in the utility model;
[0022] Figure 4 For the utility model Figure 3 Schematic diagram of the explosion structure;
[0023] Figure 5 It is a schematic diagram of the explosion structure of the head changing device in the utility model.
[0024] In the figure: 1. first support frame; 2. second support frame; 3. fixed frame; 4. first movable frame; 5. second movable frame; 6. first folding cover; 7. second folding cover; 8. first motor; 9. first lead screw; 10. first guide rod; 11. second motor; 12. second lead screw; 13. second guide rod; 14. lifting cylinder; 15. lifting frame; 16. third guide rod; 17. first rotating shaft; 18. rotating disk; 19. second rotating shaft; 20. grinding head; 21. third motor; 22. third rotating shaft; 23. connecting sleeve; 24. connecting disk; 25. fourth guide rod; 26. first through hole; 27. second through hole; 28. limiting groove; 29. limiting strip. DETAILED DESCRIPTION
[0025] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.
[0026] It should be noted that, unless otherwise specified, all technical and scientific terms used in this application have the same meanings as commonly understood by ordinary technicians in the technical field to which this application belongs.
[0027] In the present invention, unless otherwise specified, directions such as "up" and "down" are usually used in reference to the directions shown in the drawings, or in reference to the vertical, perpendicular or gravity direction; similarly, for ease of understanding and description, "left" and "right" are usually used in reference to the left and right shown in the drawings; "inside" and "outside" refer to the inside and outside relative to the outline of each component itself, but the above-mentioned directions are not used to limit the present invention.
[0028] See also Figure 1-5A grinding device for machining mechanical parts comprises a first supporting frame 1, a second supporting frame 2 is arranged on the upper surface of the first supporting frame 1, a traverse device is arranged on the first supporting frame 1, a lifting device and a head changing device are arranged on the second supporting frame 2, the traverse device comprises a fixed frame 3, a first movable frame 4, a second movable frame 5, a first driving mechanism and a second driving mechanism, the first driving mechanism is arranged on the fixed frame 3, and the first movable frame 4 and the fixed frame 3 are connected through the first driving mechanism, the second driving mechanism is arranged on the first movable frame 4, and the second movable frame 5 and the first movable frame 4 are connected through the second driving mechanism, both ends of the first movable frame 4 are provided with a first folding cover 6, the other end of the first folding cover 6 is fixedly connected to the fixed frame 3, and the first folding cover 6 is sleeved outside the first driving mechanism, both ends of the second movable frame 5 are provided with a second folding cover 7, the other end of the second folding cover 7 is fixedly connected to the first movable frame 4, and the second folding cover 7 is sleeved outside the second driving mechanism. The first driving mechanism includes a first motor 8, a first lead screw 9 and a first guide rod 10, both ends of the first lead screw 9 are rotatably connected to the fixed frame 3, both ends of the first guide rod 10 are fixedly connected to the fixed frame 3, the first mobile frame 4 is threadedly sleeved outside the first lead screw 9, and the first mobile frame 4 is slidably sleeved outside the first guide rod 10, the first motor 8 is arranged at one side of the fixed frame 3, and the output shaft of the first motor 8 passes through the fixed frame 3 and is connected to the first lead screw 9. The second driving mechanism includes a second motor 11, a second lead screw 12 and a second guide rod 13, both ends of the second lead screw 12 are rotatably connected to the first mobile frame 4, both ends of the second guide rod 13 are fixedly connected to the first mobile frame 4, the second mobile frame 5 is threadedly sleeved outside the second lead screw 12, and the second mobile frame 5 is slidably sleeved outside the second guide rod 13, the second motor 11 is arranged at one side of the first mobile frame 4, and the output shaft of the second motor 11 passes through the first mobile frame 4 and is connected to the second lead screw 12.
[0029] In this embodiment, the clamps matching the parts are fixedly installed on the second movable frame 5, and the parts are placed on the second movable frame 5 and fixed by corresponding clamps. During the grinding process, the first motor 8 and the second motor 11 are started respectively. When the first motor 8 is started, it drives the first screw 9 to rotate, and then drives the first movable frame 4 to move along the direction of the first guide rod 10. When the second motor 11 is started, it drives the second screw 12 to rotate, and then drives the second movable frame 5 to move along the direction of the second guide rod 13. When the first movable frame 4 moves, the two first folding covers 6 are extended or shortened to protect the first screw 9. When the second movable frame 5 moves, the two second folding covers 7 are extended or shortened to protect the second screw 12.
[0030] See also Figure 1-5As an implementation of the lifting device: the lifting device includes a lifting cylinder 14 and a lifting frame 15. The lifting cylinder 14 is fixedly arranged on the upper surface of the second support frame 2, and the telescopic end of the lifting cylinder 14 penetrates the second support frame 2 and is connected to the upper surface of the lifting frame 15. The upper surface of the lifting frame 15 is provided with a third guide rod 16, and the top end of the third guide rod 16 penetrates the second support frame 2 and is slidably connected to the second support frame 2. The head changing device includes a first rotating shaft 17, a rotating disk 18, a second rotating shaft 19 and a grinding head 20. One end of the first rotating shaft 17 is fixedly connected to the rotating disk 18, and the other end is rotatably connected to the lifting frame 15. A plurality of second rotating shafts 19 and grinding heads 20 are provided, and the bottom end of the second rotating shaft 19 is fixedly connected to the grinding head 20, and the top end of the second rotating shaft 19 penetrates the rotating disk 18 and is rotatably connected to the rotating disk 18. The lifting frame 15 is provided with a third motor 21, and the output end of the third motor 21 is connected with a third rotating shaft 22. A connecting sleeve 23 is slidably and non-rotatably sleeved outside the third rotating shaft 22, and the bottom end of the connecting sleeve 23 is slidably and non-rotatably sleeved outside the second rotating shaft 19. A connecting disk 24 is rotatably and non-slidably provided outside the connecting sleeve 23, and a fourth guide rod 25 is provided on the upper surface of the connecting disk 24. The top end of the fourth guide rod 25 penetrates the lifting frame 15 and is slidably connected to the lifting frame 15. A first through hole 26 is provided on the connecting disk 24, and a second through hole 27 is provided on the rotating disk 18. The first through hole 26 and the second through hole 27 are detachably connected by bolts. A limiting groove 28 is provided on the inner wall of the connecting sleeve 23, and a limiting bar 29 that cooperates with the limiting groove 28 is provided on both the second rotating shaft 19 and the third rotating shaft 22.
[0031] More specifically, when the grinding head 20 is replaced according to the grinding requirements, the bolts between the connecting disk 24 and the rotating disk 18 are first removed, and the connecting disk 24 is moved upward along the direction of the fourth guide rod 25, so that the connecting sleeve 23 leaves the second rotating shaft 19, and drives the rotating disk 18 to rotate around the axis of the first rotating shaft 17, driving the corresponding grinding head 20 to correspond to the third rotating shaft 22, at this time, the connecting disk 24 and the connecting sleeve 23 are moved downward, and the second rotating shaft 19 is manually rotated, the connecting sleeve 23 is sleeved outside the second rotating shaft 19, and the limiting groove 28 on the connecting sleeve 23 is aligned with the second rotating shaft 1 9 corresponds to the limit strip 29 outside until the connecting disk 24 and the rotating disk 18 are fitted and the first through hole 26 and the second through hole 27 correspond. At this time, the first through hole 26 and the second through hole 27 are connected by bolts to realize the connection and fixation between the connecting disk 24 and the rotating disk 18. At this time, the lifting cylinder 14 is started to drive the lifting frame 15 to move downward along the direction of the third guide rod 16, and in this process, the third motor 21 is started to drive the third rotating shaft 22 to rotate. The third rotation drives the grinding head 20 to rotate through the connecting sleeve 23 and the second rotating shaft 19, and the upper surface of the component is polished by the grinding head 20.
[0032] In summary, when the overall equipment is in use or running: the matching clamps of the parts are fixedly installed on the second movable frame 5, and the parts are placed on the second movable frame 5 and fixed by corresponding clamps. During the grinding process, the first motor 8 and the second motor 11 are started respectively. When the first motor 8 is started, it drives the first screw 9 to rotate, and then drives the first movable frame 4 to move along the direction of the first guide rod 10. When the second motor 11 is started, it drives the second screw 12 to rotate, and then drives the second movable frame 5 to move along the direction of the second guide rod 13. When the first movable frame 4 moves, the two first folding covers 6 are extended or shortened to protect the first screw 9. When the second movable frame 5 moves, the two second folding covers 7 are extended or shortened to protect the second screw 12.
[0033] When the grinding head 20 is replaced according to the grinding needs, the bolts between the connecting disk 24 and the rotating disk 18 are first removed, and the connecting disk 24 is moved upward along the direction of the fourth guide rod 25, so that the connecting sleeve 23 leaves the second rotating shaft 19, and drives the rotating disk 18 to rotate around the axis of the first rotating shaft 17, driving the corresponding grinding head 20 and the third rotating shaft 22 to correspond, at this time, the connecting disk 24 and the connecting sleeve 23 are moved downward, and the second rotating shaft 19 is manually rotated, the connecting sleeve 23 is sleeved outside the second rotating shaft 19, and the limiting groove 28 on the connecting sleeve 23 is outside the second rotating shaft 19 The limiting strip 29 corresponds until the connecting disk 24 and the rotating disk 18 are fitted and the first through hole 26 and the second through hole 27 correspond. At this time, the first through hole 26 and the second through hole 27 are connected by bolts to realize the connection and fixation between the connecting disk 24 and the rotating disk 18. At this time, the lifting cylinder 14 is started to drive the lifting frame 15 to move downward along the direction of the third guide rod 16. In the process, the third motor 21 is started to drive the third rotating shaft 22 to rotate. The third rotation drives the grinding head 20 to rotate through the connecting sleeve 23 and the second rotating shaft 19, and the grinding head 20 is used to grind the upper surface of the component.
[0034] In all the schemes mentioned above, the connection between two parts can be selected according to actual conditions by welding, bolt and nut matching connection, bolt or screw connection or other well-known connection methods, which are not described here one by one. In the above, all fixed connections are preferably welded. Although the embodiments of the utility model have been shown and described, it can be understood by ordinary technicians in this field that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the utility model. The scope of the utility model is defined by the attached claims and their equivalents.
Claims
1. A grinding device for machining mechanical parts, comprising a first support frame (1), characterized in that: A second support frame (2) is provided on the upper surface of the first support frame (1); a transverse movement device is provided on the first support frame (1); a lifting device and a head changing device are provided on the second support frame (2); the transverse movement device comprises a fixed frame (3), a first movable frame (4), a second movable frame (5), a first driving mechanism and a second driving mechanism; the first driving mechanism is arranged on the fixed frame (3), and the first movable frame (4) and the fixed frame (3) are connected via the first driving mechanism; the second driving mechanism is arranged on the first movable frame (4), and the second movable frame (5) and the first movable frame (4) are connected via the second driving mechanism; both ends of the first movable frame (4) are provided with a first folding cover (6), the other end of the first folding cover (6) is fixedly connected to the fixed frame (3), and the first folding cover (6) is sleeved outside the first driving mechanism; both ends of the second movable frame (5) are provided with a second folding cover (7), the other end of the second folding cover (7) is fixedly connected to the first movable frame (4), and the second folding cover (7) is sleeved outside the second driving mechanism.
2. A grinding device for machining mechanical parts according to claim 1, characterized in that: The first driving mechanism comprises a first motor (8), a first lead screw (9) and a first guide rod (10); both ends of the first lead screw (9) are rotatably connected to the fixed frame (3); both ends of the first guide rod (10) are fixedly connected to the fixed frame (3); the first movable frame (4) is threadedly sleeved outside the first lead screw (9); and the first movable frame (4) is slidably sleeved outside the first guide rod (10); the first motor (8) is arranged on one side of the fixed frame (3); and the output shaft of the first motor (8) passes through the fixed frame (3) and is connected to the first lead screw (9).
3. A grinding device for machining mechanical parts according to claim 2, characterized in that: The second driving mechanism comprises a second motor (11), a second lead screw (12) and a second guide rod (13); both ends of the second lead screw (12) are rotatably connected to the first movable frame (4); both ends of the second guide rod (13) are fixedly connected to the first movable frame (4); the second movable frame (5) is threadedly sleeved outside the second lead screw (12); and the second movable frame (5) is slidably sleeved outside the second guide rod (13); the second motor (11) is arranged on one side of the first movable frame (4); and the output shaft of the second motor (11) passes through the first movable frame (4) and is connected to the second lead screw (12).
4. The grinding device for machining mechanical parts according to claim 1, characterized in that: The lifting device comprises a lifting cylinder (14) and a lifting frame (15); the lifting cylinder (14) is fixedly arranged on the upper surface of the second support frame (2); the telescopic end of the lifting cylinder (14) passes through the second support frame (2) and is connected to the upper surface of the lifting frame (15); the upper surface of the lifting frame (15) is provided with a third guide rod (16); the top end of the third guide rod (16) passes through the second support frame (2) and is slidably connected to the second support frame (2).
5. A grinding device for machining mechanical parts according to claim 4, characterized in that: The head changing device comprises a first rotating shaft (17), a rotating disk (18), a second rotating shaft (19) and a grinding head (20); one end of the first rotating shaft (17) is fixedly connected to the rotating disk (18), and the other end is rotatably connected to the lifting frame (15); a plurality of second rotating shafts (19) and grinding heads (20) are provided, and the bottom end of the second rotating shaft (19) is fixedly connected to the grinding head (20), and the top end of the second rotating shaft (19) passes through the rotating disk (18) and is rotatably connected to the rotating disk (18).
6. A grinding device for machining mechanical parts according to claim 5, characterized in that: The lifting frame (15) is provided with a third motor (21), the output end of the third motor (21) is connected with a third rotating shaft (22), a connecting sleeve (23) is slidably and non-rotatably sleeved outside the third rotating shaft (22), and the bottom end of the connecting sleeve (23) is slidably and non-rotatably sleeved outside the second rotating shaft (19).
7. A grinding device for machining mechanical parts according to claim 6, characterized in that: A connecting disk (24) is rotatably and non-slidably provided outside the connecting sleeve (23), a fourth guide rod (25) is provided on the upper surface of the connecting disk (24), the top end of the fourth guide rod (25) penetrates the lifting frame (15) and is slidably connected to the lifting frame (15), a first through hole (26) is provided on the connecting disk (24), a second through hole (27) is provided on the rotating disk (18), and the first through hole (26) and the second through hole (27) are detachably connected by bolts.
8. A grinding device for machining mechanical parts according to claim 7, characterized in that: The inner wall of the connecting sleeve (23) is provided with a limiting groove (28), and the second rotating shaft (19) and the third rotating shaft (22) are both provided with limiting strips (29) that cooperate with the limiting groove (28).