CN220074133U - Magnetic material hole site grinding device - Google Patents
Magnetic material hole site grinding device Download PDFInfo
- Publication number
- CN220074133U CN220074133U CN202321606327.4U CN202321606327U CN220074133U CN 220074133 U CN220074133 U CN 220074133U CN 202321606327 U CN202321606327 U CN 202321606327U CN 220074133 U CN220074133 U CN 220074133U
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- China
- Prior art keywords
- pressing rod
- locking nut
- spring
- magnetic material
- grinding device
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- 239000000696 magnetic material Substances 0.000 title claims abstract description 14
- 230000007306 turnover Effects 0.000 claims description 29
- 238000005056 compaction Methods 0.000 claims description 4
- 238000005498 polishing Methods 0.000 abstract description 11
- 238000006748 scratching Methods 0.000 abstract 1
- 230000002393 scratching effect Effects 0.000 abstract 1
- 230000006835 compression Effects 0.000 description 21
- 238000007906 compression Methods 0.000 description 21
- 238000009434 installation Methods 0.000 description 4
- 230000033228 biological regulation Effects 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Jigs For Machine Tools (AREA)
Abstract
The utility model relates to the technical field of polishing equipment and discloses a magnetic material hole site polishing device which comprises a frame, wherein a top plate is slidably connected to the side wall of the frame, a pre-tightening structure is symmetrically arranged on the wall surface of a side plate, the pre-tightening structure comprises a pressing rod and a spring, the pressing rod is elastically connected with the side plate through the spring, a workpiece is tightly pressed on the top surface of the frame by the two pressing rods together, an adjusting structure is arranged on the wall surface of the pressing rod to adjust the pressing force of the pressing rod, the adjusting mechanism comprises a locking nut, the pre-tightening force of the pressing rod is changed by adjusting the pre-tightening amount of the position adjusting spring of the locking nut, the workpiece is placed below the pressing rod to loosen the pressing rod by pulling the pressing rod upwards, the elastic force of the spring pushes the pressing rod downwards to tightly press the workpiece to realize fixation, the locking nut is lifted and matched with the side plate to compress the spring, the pre-tightening value of the spring is adjusted, and the pit pressing force of the pressing rod is adjusted according to the hardness adjustment of the workpiece, so that the surface of the workpiece is prevented from forming or scratching caused by the excessive pressing force of the pressing rod.
Description
Technical Field
The utility model belongs to the technical field of polishing equipment, and particularly relates to a magnetic material hole site polishing device.
Background
The prior art discloses a magnetic positioning automobile inner star wheel center hole polishing device (CN 201710977772.4), a stop block, an electromagnetic guide block, a rotating shaft, a telescopic rod, a base and an inner star wheel, wherein the upper end of the base is fixedly connected with a stand column, the top end of the stand column is fixedly connected with a limit stop block, an upper beam plate is sleeved on the stand column below the limit stop block, a motor is installed at the top end of the upper beam plate on the other side of the stand column, the bottom end of the motor is connected with the rotating shaft, a polishing sheet is installed at the bottom end of the rotating shaft, the middle part of the stand column is connected with a fixing frame, the electromagnetic guide block is installed on the fixing frame, an electromagnet sleeve is installed at the bottom of the electromagnetic guide block, an inner guide cylinder is installed inside the electromagnet sleeve, a coil is wound between the inner guide cylinder and the electromagnet sleeve, and an iron core rod is penetrated inside the inner guide cylinder; the height adjustment is realized while the polishing sheet rotates and polishes;
the prior art mainly realizes that the stand compresses tightly fixedly to the work piece through electromagnetism absorption cooperation spring, wherein, when electromagnetism releases the stand, mainly pushes down the stand through the elasticity of spring, and the elastic coefficient of spring is fixed for the downforce of stand is fixed unchanged, and different magnetic material hardness is different, and too little pressure causes to fix infirm, and too big pressure causes the clamping face of magnetic material impaired easily, exists certain optimizable space.
The present utility model has been made in view of this.
Disclosure of Invention
In order to solve the technical problems, the utility model adopts the basic conception of the technical scheme that:
the utility model provides a magnetic material hole site grinding device, includes the frame, frame lateral wall sliding connection has the roof, and driving motor is installed to the top surface of roof, and driving motor's below is provided with the curb plate with frame fixed connection, the wall symmetry of curb plate is provided with pretension structure, pretension structure includes depression bar and spring, the depression bar passes through spring and curb plate elastic connection, and two depression bars compress tightly the top surface at the frame with the work piece jointly, and the wall of depression bar is provided with the compression dynamics of regulation structure adjustment depression bar, adjustment mechanism includes locking nut, and the pre-compaction volume of the position adjustment spring of regulation locking nut changes the compression dynamics of depression bar.
As a preferred implementation mode of the utility model, the top surface of the side plate is provided with a hole which is larger than the size of the pressing rod, the pressing rod penetrates through the hole to extend to the lower side of the side plate, the locking nut is in threaded connection with the pressing rod, and the spring is positioned between the locking nut and the side plate.
As a preferred embodiment of the utility model, the compression bar passes through the hollow part of the spring, the wall surface of the compression bar is provided with a thread tooth opening matched with the locking nut, and the locking nut is in threaded connection with the thread tooth opening of the compression bar.
As a preferred implementation mode of the utility model, the adjusting mechanism further comprises a limiting plate and adjusting holes, wherein the limiting plate is fixedly connected with the end face of the pressure rod, and a plurality of adjusting holes are formed in the wall surface of the pressure rod at equal intervals.
As a preferred embodiment of the utility model, the limiting plate is fixedly connected with the top surface of the pressure rod and limits the pressure rod, and the wall surface of the pressure rod is uniformly provided with adjusting holes from top to bottom.
As a preferred embodiment of the utility model, the adjusting mechanism further comprises a clamping part and a contact ball, the clamping part and the contact ball are integrally formed, a hole is formed in the lower end face of the compression bar, and the clamping part is inserted into the hole.
As a preferred implementation mode of the utility model, the adjusting structure further comprises a containing groove, a turnover part and a permanent magnet, wherein the containing groove is formed in the circumferential surface of the locking nut, the turnover part is positioned in the containing groove, the same permanent magnets are fixedly connected with the wall surfaces of the turnover part and the locking nut, the two permanent magnets are attracted to each other, and the turnover part can be turned over and extend out of the containing groove to form an extension power arm.
Compared with the prior art, the utility model has the following beneficial effects:
1. through the upward pulling depression bar, place the work piece in the below of depression bar and loosen the depression bar, the elasticity of spring promotes the depression bar decline and compresses tightly the work piece and realize fixedly, through rotating locking nut, locking nut rises and cooperates curb plate compression spring, adjusts the pre-compaction value of spring and then adjusts the depression bar down force, according to the hardness adjustment of work piece, prevents that the down force of depression bar is too big to cause work piece surface to form pit or mar.
2. When the locking nut is rotated to adjust the pre-pressing value of the spring, the screw driver penetrates through the gap of the spring and is inserted into the adjusting hole, and the upward-tilting screw driver tilts the spring upwards by utilizing the lever principle, so that the spring above the locking nut is compressed in a certain degree, the locking nut is convenient to rotate, the locking nut is prevented from being hard to rotate due to the elasticity of the spring, and labor is saved when the pre-pressing value is adjusted.
3. Through squeezing into the hole with joint portion to realize the installation to joint portion and touch the ball, joint portion and touch the ball can increase the contact force with the work piece, and the slip causes the skew of polishing the position when preventing to compress tightly the work piece, can better protect the surface of work piece simultaneously to prevent the fish tail.
4. The turnover part is turned out from the storage groove, the turnover part is an arc plate, the turnover part after turnover protrudes out of the locking nut, the turnover part is pushed to drive the locking nut to rotate, the power arm length of the turnover part when the turnover part extends to rotate the locking nut achieves the purpose of saving labor, a special tool is not needed, the turnover part is pushed into the storage groove when the locking nut does not need to be rotated, and the two permanent magnets are mutually attracted to realize storage and fixation of the turnover part.
The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.
Drawings
In the drawings:
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a schematic view of the installation of the locking nut and the compression bar of the present utility model;
FIG. 3 is a schematic view of the installation of the contact ball and the compression bar of the present utility model;
FIG. 4 is a schematic view of the installation of the flip portion and locking nut of the present utility model.
In the figure: 10. a frame; 11. a top plate; 12. a driving motor; 13. a side plate; 14. a compression bar; 15. a spring; 20. a limiting plate; 21. an adjustment aperture; 22. a locking nut; 23. a clamping part; 24. touching a ball; 30. a storage groove; 31. a turnover part; 32. permanent magnets.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model.
1-2, including the frame 10, the frame 10 lateral wall sliding connection has roof 11, the driving motor 12 is installed to the top surface of roof 11, driving motor 12's below is provided with the curb plate 13 with frame 10 fixed connection, the wall symmetry of curb plate 13 is provided with pretension structure, pretension structure includes depression bar 14 and spring 15, depression bar 14 passes through spring 15 and curb plate 13 elastic connection, two depression bars 14 compress tightly the top surface at frame 10 with the work piece jointly, the wall of depression bar 14 is provided with the compressive force of adjustment structure adjustment depression bar 14, adjustment mechanism includes locking nut 22, adjust the compressive force of depression bar 14 of the pre-compaction volume of locking nut 22 adjustment spring 15, the top surface of curb plate 13 has seted up the hole that is greater than depression bar 14 size, depression bar 14 extends to the below of curb plate 13 through the hole, locking nut 22 and depression bar 14 threaded connection, the spring 15 is positioned between the locking nut 22 and the side plate 13, the compression bar 14 passes through the hollow part of the spring 15, the wall surface of the compression bar 14 is provided with a thread mouth matched with the locking nut 22, the locking nut 22 is in threaded connection with the thread mouth of the compression bar 14, in the scheme, the side wall of the frame 10 is fixedly provided with another driving motor 12, the output shaft of the driving motor 12 is fixedly connected with a screw rod, the wall surface of the top plate 11 is provided with an matched sliding sleeve, the screw rod is in threaded connection with the sliding sleeve, the top plate 11 is pushed to move up and down by the screw rod, the output shaft of the driving motor 12 on the top surface of the top plate 11 is fixedly connected with a polishing head, before the polishing head is contacted with a workpiece, the workpiece is placed under the compression bar 14 by pulling up the compression bar 14, the elasticity of the spring 15 pushes the compression bar 14 to descend and compress the workpiece to realize fixation, the locking nut 22 is rotated, the locking nut 22 rises and is matched with the side plate 13 to compress the spring 15, the pre-pressing value of the spring 15 is adjusted, the pressing force of the pressing rod 14 is further adjusted, and the pressing force of the pressing rod 14 is adjusted according to the hardness of a workpiece, so that pits or scratches are prevented from being formed on the surface of the workpiece due to the fact that the pressing force of the pressing rod 14 is too large.
As shown in fig. 2, the adjusting mechanism further comprises a limiting plate 20 and adjusting holes 21, the limiting plate 20 is fixedly connected with the end face of the pressure lever 14, the wall face of the pressure lever 14 is provided with a plurality of adjusting holes 21 at equal intervals, the limiting plate 20 is fixedly connected with the top face of the pressure lever 14 and limits the pressure lever 14, the wall face of the pressure lever 14 is uniformly provided with the adjusting holes 21 from top to bottom, the limiting plate 20 is a circular plate through the arrangement of the limiting plate 20, the pressure lever 14 and the side plate 13 can be prevented from being separated, the adjusting holes 21 are arranged, when the locking nut 22 is rotated to adjust the pre-pressing value of the spring 15, a screwdriver passes through a gap of the spring 15 and is inserted into the adjusting holes 21, the upward tilting screwdriver upwards tilts the spring 15 by utilizing the lever principle, so that the spring 15 above the locking nut 22 is compressed to a certain extent, the locking nut 22 is further rotated conveniently, the locking nut 22 is prevented from being hard to rotate due to the elasticity of the spring 15, and the labor is saved when the value is adjusted.
As shown in fig. 3, the adjusting mechanism further includes a clamping portion 23 and a contact ball 24, the clamping portion 23 and the contact ball 24 are integrally formed, a hole is formed in the lower end face of the compression bar 14, the clamping portion 23 is inserted into the hole, the clamping portion 23 and the contact ball 24 are rubber spheres, the hole is in interference fit with the clamping portion 23, the clamping portion 23 and the contact ball 24 are mounted by extruding the clamping portion 23 into the hole, the clamping portion 23 and the contact ball 24 can increase the contact force with a workpiece, the polishing position is prevented from being deviated due to sliding when the workpiece is pressed, and meanwhile the surface of the workpiece can be better protected from being scratched.
As shown in fig. 4, the adjusting structure further includes a storage groove 30, a turnover portion 31 and a permanent magnet 32, the storage groove 30 is formed on the circumferential surface of the locking nut 22, the turnover portion 31 is located in the storage groove 30, the same permanent magnets 32 are fixedly connected to the wall surfaces of the turnover portion 31 and the locking nut 22, the two permanent magnets 32 are attracted to each other, the turnover portion 31 can be turned and extend out of the storage groove 30 to form an extended power arm, the turnover portion 31 is turned out of the storage groove 30, the turnover portion 31 is an arc plate, the turnover portion 31 protrudes out of the locking nut 22, the turnover portion 31 is pushed to drive the locking nut 22 to rotate, the power arm length when the turnover portion 31 is extended to rotate the locking nut 22 achieves the purpose of saving labor, no special tool is needed, and when the locking nut 22 does not need to be rotated, the turnover portion 31 is pushed into the storage groove 30, and the two permanent magnets 32 are attracted to each other to achieve storage and fixing of the turnover portion 31.
Working principle: the clamping part 23 and the contact ball 24 are rubber spheres, the holes are in interference fit with the clamping part 23, the clamping part 23 and the contact ball 24 are installed by extruding the clamping part 23 into the holes, the limiting plate 20 is arranged, the limiting plate 20 is a circular plate, the compression bar 14 can be placed to be separated from the side plate 13, the adjusting hole 21 is arranged, when the locking nut 22 is rotated to adjust the pre-compression value of the spring 15, a screwdriver passes through the gap of the spring 15 and is inserted into the adjusting hole 21, the upward tilting screwdriver tilts the spring 15 upwards by utilizing the lever principle, the spring 15 above the locking nut 22 is compressed to a certain extent, the overturning part 31 is turned out of the accommodating groove 30, the overturning part 31 is an arc plate, the overturned overturning part 31 protrudes out of the locking nut 22, the overturning part 31 is pushed to drive the locking nut 22 to rotate, the locking nut 22 is lifted, the locking nut 22 is matched with the side plate 13 to compress the spring 15, the pre-compression value of the spring 15 is adjusted, the compression bar 14 is adjusted to be pressed down according to the hardness adjustment of a workpiece.
It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (7)
1. The utility model provides a magnetic material hole site grinding device, includes frame (10), frame (10) lateral wall sliding connection has roof (11), and driving motor (12) are installed to the top surface of roof (11), and driving motor (12) below is provided with curb plate (13) with frame (10) fixed connection, a serial communication port, the wall symmetry of curb plate (13) is provided with pretension structure, pretension structure includes depression bar (14) and spring (15), depression bar (14) pass through spring (15) and curb plate (13) elastic connection, and two depression bars (14) compress tightly the top surface at frame (10) with the work piece jointly, and the wall of depression bar (14) is provided with the compressive force of adjustment structure adjustment depression bar (14), adjustment mechanism includes locking nut (22), and the compressive force of the pre-compaction volume change depression bar (14) of the position adjustment spring (15) of adjustment locking nut (22).
2. The grinding device for the magnetic material hole positions according to claim 1, wherein the top surface of the side plate (13) is provided with a hole larger than the size of the pressing rod (14), the pressing rod (14) penetrates through the hole to extend to the lower side of the side plate (13), the locking nut (22) is in threaded connection with the pressing rod (14), and the spring (15) is located between the locking nut (22) and the side plate (13).
3. The grinding device for the magnetic material hole positions according to claim 1, wherein the pressing rod (14) penetrates through the hollow part of the spring (15), a threaded tooth opening matched with the locking nut (22) is formed in the wall surface of the pressing rod (14), and the locking nut (22) is in threaded connection with the threaded tooth opening of the pressing rod (14).
4. The grinding device for the magnetic material hole positions according to claim 1, wherein the adjusting mechanism further comprises a limiting plate (20) and adjusting holes (21), the limiting plate (20) is fixedly connected with the end face of the pressing rod (14), and the wall surface of the pressing rod (14) is provided with a plurality of adjusting holes (21) at equal intervals.
5. The grinding device for the magnetic material hole positions according to claim 4, wherein the limiting plate (20) is fixedly connected with the top surface of the pressing rod (14) and limits the pressing rod (14), and the wall surface of the pressing rod (14) is uniformly provided with adjusting holes (21) from top to bottom.
6. The grinding device for the magnetic material hole positions according to claim 1, wherein the adjusting mechanism further comprises a clamping portion (23) and a contact ball (24), the clamping portion (23) and the contact ball (24) are integrally formed, a hole is formed in the lower end face of the pressing rod (14), and the clamping portion (23) is inserted into the hole.
7. The grinding device for the magnetic material hole positions according to claim 1, wherein the adjusting structure further comprises a storage groove (30), a turnover part (31) and a permanent magnet (32), the storage groove (30) is formed in the circumferential surface of the locking nut (22), the turnover part (31) is located in the storage groove (30), the same permanent magnet (32) is fixedly connected to the wall surfaces of the turnover part (31) and the locking nut (22), the two permanent magnets (32) are attracted to each other, and the turnover part (31) can be turned over to extend out of the storage groove (30) to form an extension power arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321606327.4U CN220074133U (en) | 2023-06-25 | 2023-06-25 | Magnetic material hole site grinding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321606327.4U CN220074133U (en) | 2023-06-25 | 2023-06-25 | Magnetic material hole site grinding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220074133U true CN220074133U (en) | 2023-11-24 |
Family
ID=88827852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321606327.4U Active CN220074133U (en) | 2023-06-25 | 2023-06-25 | Magnetic material hole site grinding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220074133U (en) |
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2023
- 2023-06-25 CN CN202321606327.4U patent/CN220074133U/en active Active
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