Flywheel housing drilling mechanism
By using a central positioning mechanism and clamping mechanism in the flywheel shell drilling mechanism, the flywheel shell is positioned and fixed, and the problems of poor positioning and limited fixing effect in the prior art are solved, and stable and efficient drilling processing is achieved.
Patent Information
- Application Number
- CN202510074908.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-17
- Publication Date
- 2025-04-01
AI Technical Summary
During processing of the existing flywheel shell drilling mechanism, the positioning effect of the flywheel shell is poor and the fixing effect is limited, which leads to easy vibration during drilling, affecting the processing effect.
A flywheel shell drilling mechanism is designed, and the inner hole of the flywheel shell is centeredly positioned using a central positioning mechanism, and the flywheel shell is fastened and clamped and fixed by a pressing block and a clamping mechanism to ensure the stability of the flywheel shell during processing.
Through the combination of the central positioning mechanism and the clamping mechanism, the flywheel housing can be positioned and fixed quickly and accurately, avoid vibration and improve processing effect.
Smart Images
Figure CN119733867A_ABST
Abstract
Description
Technical Field
[0001] The invention relates to the technical field of mechanical processing, in particular to the technical field of flywheel housing drilling mechanisms. Background Art
[0002] The diesel engine flywheel housing is a structural load-bearing component installed outside the flywheel to protect the flywheel. Before the flywheel housing is installed and fixed, it is necessary to drill holes in the flywheel housing, so a corresponding drilling device will be used. However, the existing drilling device requires the staff to use an external clamp to clamp and fix the flywheel housing to the base.
[0003] The existing drilling mechanism has poor positioning effect on the flywheel housing during processing, and the fixing effect is limited. Vibration is easy to occur during drilling, which affects the processing effect. Summary of the invention
[0004] The purpose of the present invention is to solve the problems in the prior art and to provide a flywheel housing drilling mechanism that can solve the above problems.
[0005] To achieve the above-mentioned purpose, the present invention proposes a flywheel housing drilling mechanism, including a processing table, a drilling device is provided above the processing table, a center positioning mechanism is provided on the processing table, the center positioning mechanism includes a positioning cylinder, a top plate is provided on the top of the positioning cylinder, a plurality of movable grooves are opened in a ring shape on the top plate, a positioning block is slidably installed on the movable groove, a positioning rod is provided on the positioning block, a movable groove is provided inside the positioning cylinder, a driving block is provided in the movable groove, a bottom plate is provided below the positioning cylinder, a lifting cylinder is installed on the bottom plate, the output end of the lifting cylinder is connected to the driving block, the bottom of the positioning block is connected to a moving block, a side of the moving block close to the driving block is provided with an inclined surface, the outer side of the driving block is provided with a conical surface matching the inclined surface, a side of the moving block away from the driving block is connected to a reset spring, and the other end of the reset spring is connected to the inner wall of the movable groove.
[0006] Preferably, a through hole is provided on the processing table, and the positioning cylinder can move up and down in the through hole. A driving rack is provided at the bottom of the positioning cylinder, and the driving rack is meshed with a driving gear. The driving gear is connected to a lifting motor. A limit head is provided at the top of the positioning rod, and a clamping block is provided below the limit head. The clamping block is slidably mounted on the positioning rod, and a clamping spring is provided between the limit head and the clamping block.
[0007] Preferably, the drilling device comprises a drilling machine, and the drilling machine is installed on a three-axis mobile platform.
[0008] Preferably, a clamping mechanism is provided on both sides of the processing table, and the clamping mechanism includes a driving screw, a movable base is threadedly mounted on the driving screw, a clamping table is provided on the movable base, a accommodating cavity is provided in the clamping table, a plurality of clamping strips are slidably installed in the accommodating cavity, one end of the clamping strip protrudes out of the outside of the clamping table, and the other end is arranged in the accommodating cavity, one end of the clamping strip arranged in the accommodating cavity is connected to the side wall of the accommodating cavity through a clamping spring, and a rubber pad is provided at the end of the clamping strip protruding outside the clamping table.
[0009] Preferably, a magnet is provided on the top of the clamping strip, and an electromagnet is provided on the top of the clamping platform, and the position of the electromagnet matches that of the magnet.
[0010] Preferably, four positioning blocks are provided.
[0011] The beneficial effects of the present invention are as follows: the present invention uses a center positioning mechanism to perform center positioning on the inner hole of the flywheel housing, can quickly locate the position of the flywheel housing, and presses the flywheel housing through a clamping block to ensure the fastening effect of the flywheel housing; the outer side of the flywheel housing is clamped and fixed by the clamping mechanisms on both sides, and the clamping strip can automatically adapt to the shape of the flywheel housing, which is very convenient.
[0012] The features and advantages of the present invention will be described in detail through embodiments in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 It is a schematic diagram of the structure of the present invention; Figure 2 is a schematic diagram of the center positioning mechanism of the present invention; Figure 3 is a schematic diagram of the clamping mechanism of the present invention; Figure 4 It is a schematic diagram of the movable slot of the present invention.
[0014] In the figure: 1. processing table; 2. positioning cylinder; 3. positioning block; 4. driving block; 5. clamping table; 6. clamping strip; 7. magnet; 8. electromagnet; 9. moving block; 11. through hole; 21. top plate; 22. moving groove; 23. movable groove; 24. bottom plate; 25. driving rack; 26. driving gear; 31. positioning rod; 32. inclined plane; 33. reset spring; 34. limiting head; 35. clamping block; 36. clamping spring; 41. lifting cylinder; 51. moving base; 52. driving screw; 53. accommodating chamber; 54. clamping spring. DETAILED DESCRIPTION
[0015] See also Figure 1 , Figure 2 , Figure 3 and Figure 4, a flywheel housing drilling mechanism comprises a processing table 1, a drilling device is provided above the processing table 1, a center positioning mechanism is provided on the processing table 1, the center positioning mechanism comprises a positioning cylinder 2, a top plate 21 is provided on the top of the positioning cylinder 2, a plurality of movable grooves 22 are provided in an annular shape on the top plate 21, a positioning block 3 is slidably installed on the movable groove 22, a positioning rod 31 is provided on the positioning block 3, a movable groove 23 is provided inside the positioning cylinder 2, a driving block 4 is provided in the movable groove 23, a bottom plate 24 is provided below the positioning cylinder 2, a lifting cylinder 41 is installed on the bottom plate 24, the output end of the lifting cylinder 41 is connected to the driving block 4, a moving block 9 is connected to the bottom of the positioning block 3, a side of the moving block 9 close to the driving block 4 is provided with an inclined surface 32, and the outer side of the driving block 4 is provided with a conical surface matching the inclined surface 32, and a side of the moving block 9 away from the driving block 4 is connected with a return spring 33, and the other end of the return spring 33 is connected to the inner wall of the movable groove 23.
[0016] A through hole 11 is provided on the processing table 1, and the positioning cylinder 2 can move up and down in the through hole 11. A driving rack 25 is provided at the bottom of the positioning cylinder 2, and the driving rack 25 is meshed with a driving gear 26. The driving gear 26 is connected to a lifting motor. A limit head 34 is provided at the top of the positioning rod 31, and a clamping block 35 is provided below the limit head 34. The clamping block 35 is slidably mounted on the positioning rod 31, and a clamping spring 36 is provided between the limit head 34 and the clamping block 35.
[0017] The drilling device comprises a drilling machine, and the drilling machine is installed on a three-axis moving platform.
[0018] A clamping mechanism is provided on both sides of the processing table 1, and the clamping mechanism includes a driving screw 52, on which a movable base 51 is threadedly installed, and a clamping table 5 is provided on the movable base 51. A accommodating cavity 53 is provided in the clamping table 5, and a plurality of clamping strips 6 are slidably installed in the accommodating cavity 53. One end of the clamping strip 6 is protrudingly arranged on the outside of the clamping table 5, and the other end is arranged in the accommodating cavity 53. One end of the clamping strip 6 arranged in the accommodating cavity 53 is connected to the side wall of the accommodating cavity 53 through a clamping spring 54, and a rubber pad is provided at one end of the clamping strip 6 protruding outside the clamping table 5.
[0019] A magnet 7 is disposed on the top of the clamping strip 6 , and an electromagnet 8 is disposed on the top of the clamping platform 5 . The position of the electromagnet 8 matches that of the magnet 7 .
[0020] By generating a repulsive force on the magnet by the electromagnet, the clamping effect of the clamping strip can be enhanced.
[0021] There are four positioning blocks 3 .
[0022] Working process of the present invention: During the working process of the present invention, the inner hole of the flywheel shell is first sleeved on the central positioning mechanism, and then the driving block is moved upward, and the positioning block is moved outward, so that the positioning rod positions and clamps the inner hole, and then the lifting cylinder drives the positioning cylinder to move downward, so that the clamping block clamps the flywheel shell, and the clamping spring can effectively clamp the flywheel shell to prevent the flywheel shell from vibrating up and down during processing; then the driving screw drives the clamping platform to move toward the flywheel shell, and the clamping strip automatically clamps the two sides of the flywheel shell, and then the flywheel shell is drilled.
[0023] The above embodiments are intended to illustrate the present invention, not to limit the present invention. Any solution that is a simple transformation of the present invention belongs to the protection scope of the present invention.
Claims
1. A flywheel housing drilling mechanism, characterized in that: The invention comprises a processing table (1), a drilling device is provided above the processing table (1), a center positioning mechanism is provided on the processing table (1), the center positioning mechanism comprises a positioning cylinder (2), a top plate (21) is provided on the top of the positioning cylinder (2), a plurality of movable grooves (22) are provided in an annular shape on the top plate (21), a positioning block (3) is slidably mounted on the movable groove (22), a positioning rod (31) is provided on the positioning block (3), a movable groove (23) is provided inside the positioning cylinder (2), a driving block (4) is provided inside the movable groove (23), and a positioning cylinder (2) is provided below the positioning cylinder (2). A bottom plate (24) is provided, a lifting cylinder (41) is mounted on the bottom plate (24), an output end of the lifting cylinder (41) is connected to the driving block (4), a moving block (9) is connected to the bottom of the positioning block (3), a side of the moving block (9) close to the driving block (4) is provided with an inclined surface (32), an outer side of the driving block (4) is provided with a conical surface matching the inclined surface (32), a side of the moving block (9) away from the driving block (4) is connected to a return spring (33), and the other end of the return spring (33) is connected to the inner wall of the movable groove (23).
2. The flywheel housing drilling mechanism according to claim 1, characterized in that: The processing table (1) is provided with a through hole (11), the positioning cylinder (2) can move up and down in the through hole (11), a driving rack (25) is provided at the bottom of the positioning cylinder (2), the driving rack (25) is meshed with a driving gear (26), the driving gear (26) is connected to a lifting motor, a limiting head (34) is provided at the top of the positioning rod (31), a clamping block (35) is provided below the limiting head (34), the clamping block (35) is slidably sleeved on the positioning rod (31), and a clamping spring (36) is provided between the limiting head (34) and the clamping block (35).
3. The flywheel housing drilling mechanism according to claim 1, characterized in that: The drilling device comprises a drilling machine, and the drilling machine is installed on a three-axis moving platform.
4. The flywheel housing drilling mechanism according to claim 1, characterized in that: A clamping mechanism is provided on both sides of the processing table (1), the clamping mechanism comprising a driving screw (52), a movable base (51) being threadedly mounted on the driving screw (52), a clamping table (5) being provided on the movable base (51), a receiving cavity (53) being provided in the clamping table (5), a plurality of clamping strips (6) being slidably mounted in the receiving cavity (53), one end of the clamping strip (6) being protrudingly arranged outside the clamping table (5), and the other end being arranged in the receiving cavity (53), one end of the clamping strip (6) being arranged in the receiving cavity (53) being connected to the side wall of the receiving cavity (53) via a clamping spring (54), and a rubber pad being provided at one end of the clamping strip (6) protruding outside the clamping table (5).
5. The flywheel housing drilling mechanism according to claim 4, characterized in that: A magnet (7) is provided on the top of the clamping strip (6), and an electromagnet (8) is provided on the top of the clamping platform (5), wherein the position of the electromagnet (8) matches that of the magnet (7).
6. The flywheel housing drilling mechanism according to claim 1, characterized in that: The positioning blocks (3) are provided with four.