CN115723012A - Cam curved surface polishing equipment - Google Patents
Cam curved surface polishing equipment Download PDFInfo
- Publication number
- CN115723012A CN115723012A CN202211446813.4A CN202211446813A CN115723012A CN 115723012 A CN115723012 A CN 115723012A CN 202211446813 A CN202211446813 A CN 202211446813A CN 115723012 A CN115723012 A CN 115723012A
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- cam
- mounting shaft
- push rod
- polishing
- plate
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Abstract
The invention is suitable for the technical field of polishing, and provides cam curved surface polishing equipment, which comprises: the device comprises a base and a vertical plate positioned on the base; the device comprises a vertical plate, a first mounting shaft and a second mounting shaft, wherein the first mounting shaft and the second mounting shaft are both mounted on the vertical plate, the vertical plate is also provided with a driving assembly for driving the first mounting shaft and the second mounting shaft to synchronously rotate, the first mounting shaft is used for fixing a comparison cam, and the second mounting shaft is used for fixing a cam to be processed; the contrast adjusting assembly is arranged on the vertical plate; the polishing belt component is connected with the comparison and adjustment component and used for polishing the cam to be processed.
Description
Technical Field
The invention relates to the technical field of polishing, in particular to cam curved surface polishing equipment.
Background
A cam refers to a mechanical rotary or sliding member (such as a wheel or a projecting portion of a wheel) which transmits motion to a roller moving against its edge or to a needle bar moving freely on a grooved surface, or which is subjected to forces from such a roller and needle bar. The roughness of the curved surface of the cam depends on the machining precision, and when the machining precision cannot meet the requirement of the roughness precision of the curved surface of the cam, special polishing equipment is needed to carry out secondary machining on the curved surface of the cam.
The existing cam curved surface polishing equipment is generally more traditional, and because the polishing surface is a curved surface, the problem of incomplete contact or overlarge pressure during contact easily occurs to the polishing wheel and the cam curved surface, so that incomplete or excessive polishing is caused, and the processing quality of a cam is seriously influenced. Therefore, in view of the above situation, it is desirable to provide a cam curved surface polishing apparatus to overcome the shortcomings of the current practical application.
Disclosure of Invention
The invention aims to provide a cam curved surface polishing device, which aims to solve the following problems: the existing cam curved surface polishing equipment is generally more traditional, and because the polishing surface is a curved surface, the problem that the polishing wheel is not completely contacted with the cam curved surface or the pressure is too high during contact is easy to occur, so that incomplete or excessive polishing is caused, the processing quality of the cam is seriously affected, and the cam curved surface polishing equipment is difficult to be widely applied.
The invention is realized in this way, a cam curved surface polishing apparatus, comprising:
the device comprises a base and a vertical plate positioned on the base;
the device comprises a vertical plate, a first mounting shaft and a second mounting shaft, wherein the first mounting shaft and the second mounting shaft are both mounted on the vertical plate, the vertical plate is also provided with a driving assembly for driving the first mounting shaft and the second mounting shaft to synchronously rotate, the first mounting shaft is used for fixing a comparison cam, and the second mounting shaft is used for fixing a cam to be processed;
the contrast adjusting assembly is arranged on the vertical plate; and
the polishing belt component is connected with the comparison adjusting component and is used for polishing the cam to be machined;
the comparison adjusting assembly comprises a push rod, a first supporting plate and a second supporting plate, the push rod is installed on the vertical plate through a stop block, the push rod is in sliding fit with the stop block, one end, far away from the stop block, of the push rod is in sliding fit with the vertical plate through a moving block, the first supporting plate is installed on the push rod, a guide assembly used for being matched with the comparison cam is further arranged on the first supporting plate, the second supporting plate is installed on the push rod, the second supporting plate is connected with the polishing belt assembly, a limiting block is further arranged on the push rod, a second spring is installed between the limiting block and the stop block, the guide assembly is attached to the comparison cam under the elastic supporting effect of the second spring, the driving assembly drives the first mounting shaft and the second mounting shaft to synchronously rotate to achieve the purpose that the comparison cam and the cam to be processed rotate at the same speed, the rotating comparison cam drives the first supporting plate to drive the push rod to reciprocate on the vertical plate, the push rod drives the polishing belt assembly installed on the second supporting plate to synchronously move to achieve the purpose that the polishing belt assembly and the polishing belt assembly synchronously contact with the curved surface of the cam to be processed, and the curved surface of the cam to be processed.
Compared with the prior art, the invention has the beneficial effects that:
the cam surface polishing device is provided with a comparison adjusting assembly, the elastic supporting effect of a second spring is realized, the guide assembly is tightly attached to a comparison cam, a driving assembly drives a first mounting shaft and a second mounting shaft to synchronously rotate, the comparison cam and a cam to be processed rotate at the same speed, the rotating comparison cam drives a first supporting plate to drive a push rod to reciprocate on a vertical plate in a mode of contacting with the guide assembly, the push rod drives a polishing belt assembly arranged on a second supporting plate to synchronously move along with the guide assembly in a mode of reciprocating on the vertical plate and is matched with the mode of synchronously rotating the cam to be processed and the comparison cam, so that the polishing belt assembly is fully contacted with the curved surface of the cam to be processed, the polishing treatment of the curved surface of the cam to be processed is realized through the polishing belt assembly, and the problems that the polishing wheel and the curved surface of the cam are easy to be incompletely contacted or the pressure is overlarge when the polishing wheel and the curved surface of the cam are in the existing equipment are easily contacted are solved, so that the polishing is incomplete or the polishing is over-polished and the processing quality of the cam is seriously affected.
Drawings
Fig. 1 is a schematic front view of an embodiment of the present invention.
Fig. 2 is a schematic diagram of a partially enlarged structure according to an embodiment of the present invention.
Fig. 3 is a schematic rear view structure diagram according to an embodiment of the present invention.
Fig. 4 is an enlarged schematic view of a portion a in fig. 1.
Fig. 5 is an enlarged schematic view of a structure at B in fig. 1.
In the drawings: 1-base, 2-vertical plate, 3-first supporting plate, 4-contrast cam, 5-first mounting shaft, 6-polishing belt, 7-moving block, 8-push rod, 9-adjusting screw, 10-adjusting block, 11-first spring, 12-second supporting plate, 13-limiting block, 14-second spring, 15-stop block, 16-rack, 17-gear, 18-cam to be processed, 19-second mounting shaft, 20-cleaning fan blade, 21-pressing block, 22-stop strip, 23-linkage rod, 24-sliding groove, 25-supporting roller, 26-supporting rod, 27-third spring, 28-mounting rod, 29-driving roller, 30-connecting shaft, 31-driving motor, 32-gear set, 33-driving rod, 34-guide wheel and 35-mounting plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
Referring to fig. 1 to 4, a cam curved surface polishing apparatus according to an embodiment of the present invention includes:
the device comprises a base 1 and a vertical plate 2 positioned on the base 1;
the device comprises a first mounting shaft 5 and a second mounting shaft 19, wherein the first mounting shaft 5 and the second mounting shaft 19 are both mounted on a vertical plate 2, the vertical plate 2 is further provided with a driving assembly for driving the first mounting shaft 5 and the second mounting shaft 19 to synchronously rotate, the first mounting shaft 5 is used for fixing a comparison cam 4, and the second mounting shaft 19 is used for fixing a cam 18 to be processed;
the contrast adjusting assembly is arranged on the vertical plate 2; and
the polishing belt component is connected with the contrast adjusting component and is used for realizing the polishing processing of the cam 18 to be processed;
the contrast adjusting assembly comprises a push rod 8, a first supporting plate 3 and a second supporting plate 12, the push rod 8 is mounted on the vertical plate 2 through a stop block 15, the push rod 8 is in sliding fit with the stop block 15, one end, far away from the stop block 15, of the push rod 8 is in sliding fit with the vertical plate 2 through a moving block 7, the first supporting plate 3 is mounted on the push rod 8, a guide assembly used for being matched with the contrast cam 4 is further arranged on the first supporting plate 3, the second supporting plate 12 is mounted on the push rod 8, the second supporting plate 12 is connected with the polishing belt assembly, a limiting block 13 is further arranged on the push rod 8, a second spring 14 is mounted between the limiting block 13 and the stop block 15, the guide assembly is attached to the contrast cam 4 under the elastic supporting effect of the second spring 14, the contrast cam 4 and the to-be-processed cam 18 rotate at the same speed in the mode that the drive assembly drives the first supporting plate 3 to drive the push rod 8 to move on the vertical plate 2 in the mode that the first supporting shaft 5 and the second mounting shaft 19 synchronously rotate, the drive the first supporting plate 3 to drive the polishing belt assembly to rotate on the vertical plate 12 in the mode that the reciprocating motion of the vertical plate 8, and the polishing belt assembly to-be synchronously contact with the polishing belt assembly 18 to-be processed cam 18, and the polishing belt to-be processed curved surface to be processed, and to-processed cam assembly to-be synchronously contact with the polishing belt to-processed curved surface to be processed.
In the embodiment of the invention, during processing, firstly, the comparison cam 4 and the cam 18 to be processed are respectively fixed on the first mounting shaft 5 and the second mounting shaft 19 (the comparison cam 4 and the cam 18 to be processed are fixed in the same direction), the comparison cam 4 and the cam 18 to be processed are cams of the same type and size, the elastic supporting function of the second spring 14 realizes the tight fit between the guide assembly and the comparison cam 4, the driving assembly drives the first mounting shaft 5 and the second mounting shaft 19 to synchronously rotate, the comparison cam 4 and the cam 18 to be processed rotate at the same speed, the rotating comparison cam 4 drives the first supporting plate 3 to drive the push rod 8 to reciprocate on the vertical plate 2 in a way of contacting with the guide assembly, the push rod 8 drives the polishing belt assembly arranged on the second supporting plate 12 to synchronously move along with the guide assembly in a way of reciprocating motion on the vertical plate 2, and the polishing belt assembly arranged on the second supporting plate 12 is matched with the way of synchronously rotating the cam 18 to be processed and the cam 4 to be processed, so that the polishing belt assembly is fully contacted with the curved surface of the cam 18 to be processed, and the polishing belt assembly can be processed by the polishing belt assembly, and the problem of excessive polishing pressure caused by the excessive pressing of the polishing cam 18 can be processed; compared with the prior art, the embodiment of the invention is provided with the contrast adjusting assembly, the elastic supporting effect of the second spring 14 realizes the tight fit between the guide assembly and the contrast cam 4, the driving assembly drives the first mounting shaft 5 and the second mounting shaft 19 to synchronously rotate, the contrast cam 4 and the cam 18 to be processed rotate at the same speed, the rotating contrast cam 4 drives the first supporting plate 3 to drive the push rod 8 to reciprocate on the vertical plate 2 in a way of contacting with the guide assembly, the push rod 8 drives the polishing belt assembly arranged on the second supporting plate 12 to synchronously move along with the guide assembly in a way of reciprocating on the vertical plate 2, and the polishing belt assembly is matched with the cam 18 to be processed and the contrast cam 4 to synchronously rotate, so that the curved surface of the cam 18 to be processed is fully contacted with the polishing belt assembly, the polishing treatment of the curved surface of the cam 18 to be processed is realized through the polishing belt assembly, and the problem that the polishing wheel and the curved surface of the cam are easy to contact incompletely or have overlarge pressure when contacting in the existing equipment is avoided, thereby causing incomplete polishing or over-polishing, and the problem that the processing quality of the cam is seriously affected.
In an embodiment of the present invention, referring to fig. 1, the second supporting plate 12 is in sliding fit with the push rod 8, the push rod 8 is further provided with an adjusting block 10 in a sliding manner, and the adjusting block 10 is connected with the second supporting plate 12 through a first spring 11;
In this embodiment, the adjusting screw 9 is convenient for fix the position of adjusting block 10 and first backup pad 3 after removing, and through the mode of removing first backup pad 3 and second backup pad 12 operating position, is convenient for satisfy the processing requirement of not unidimensional cam to improve equipment's practicality.
In one embodiment of the present invention, referring to fig. 1 and 2, the polishing belt assembly comprises:
the polishing belt 6, the second support plate 12 is further provided with a driving roller 29 for driving the polishing belt 6 to move;
the pressing block 21 is mounted on the second support plate 12 through a mounting rod 28, a third spring 27 is further sleeved on the mounting rod 28, and the pressing block 21 is used for elastically supporting the polishing belt 6;
the supporting rollers 25 are connected with the pressing block 21 through a linkage rod 23, and the linkage rod 23 is further provided with a sliding groove 24; and
one end of the support rod 26 is mounted on the second support plate 12, and the other end of the support rod 26 is in sliding fit with the sliding groove 24 through a connecting shaft 30;
the pressing block 21 is also provided with a barrier strip 22 for preventing the polishing belt 6 from deviating;
the polishing belt 6 is of an isosceles triangle structure.
In this embodiment, be between gangbar 23 and the briquetting 21 and between gangbar 23 and the backing roll 25 and be the rotation connection, through third spring 27, installation pole 28 and briquetting 21's cooperation setting, can make polishing belt 6 elasticity laminate to treat to process on the cam 18, if treat that processing cam 18 produces when pressing to briquetting 21, briquetting 21 will drive gangbar 23 and make backing roll 25 to treating the motion of processing cam 18 one side, be convenient for make the better laminating of polishing belt 6 on treating processing cam 18 curved surface, thereby improve polishing quality.
In an embodiment of the present invention, referring to fig. 1 and 4, the guide assembly includes a mounting plate 35 and a guide wheel 34, the mounting plate 35 is connected to the first support plate 3, the guide wheel 34 is mounted on the mounting plate 35, and the width of the mounting plate 35 is smaller than the width of the first support plate 3, so as to prevent the mounting plate 35 from interfering with the rotation of the contrast cam 4.
In this embodiment, the push rod 8 is provided with two sets ofly on riser 2 symmetry, and first backup pad 3 also is provided with two sets ofly, and two sets of first backup pads 3 are connected with two sets of push rods 8 respectively, and mounting panel 35 is used for the connection between two sets of first backup pads 3, is convenient for reduce through leading wheel 34 and contrast the frictional force between cam 4, and the contrast cam 4 of being convenient for promotes first backup pad 3 and slides at push rod 8.
In an embodiment of the present invention, referring to fig. 1 and 3, the driving assembly includes a driving motor 31, a gear set 32 and a transmission rod 33, the driving motor 31 is mounted on the vertical plate 2, the transmission rod 33 is connected to the driving motor 31, and the gear set 32 is used for connecting the transmission rod 33 to the second mounting shaft 19 and the transmission rod 33 to the first mounting shaft 5.
In this embodiment, through the cooperation setting of driving motor 31, gear train 32 and transfer line 33, can realize that second installation axle 19 rotates with first installation axle 5 synchronous to improve polishing quality, reduce the error.
In an embodiment of the present invention, please refer to fig. 1 and 5, further comprising a cleaning assembly for cleaning impurities on the cam 18 to be processed, wherein the cleaning assembly comprises cleaning fan blades 20, a gear 17 and a rack 16, the rack 16 is mounted on the push rod 8, the gear 17 and the cleaning fan blades 20 are both mounted on the vertical plate 2 through rotating shafts, the gear 17 is engaged with the rack 16, and the two sets of rotating shafts are connected through 36.
In this embodiment, 36 can adopt the integrated configuration of band pulley and drive belt, through the mode of push rod 8 reciprocating motion on riser 2, can drive rack 16 drive gear 17 and rotate, through 36's transmission effect, can drive clearance flabellum 20 and rotate, clearance flabellum 20 pivoted mode can drive and treat that processing cam 18 is air flow around to be convenient for will treat the clearance on the processing cam 18, avoid debris to influence the polishing precision.
In summary, the working principle of the invention is as follows: when processing, firstly, the comparison cam 4 and the cam 18 to be processed are respectively fixed on the first installation shaft 5 and the second installation shaft 19 (the comparison cam 4 and the cam 18 to be processed are fixed in the same direction), the comparison cam 4 and the cam 18 to be processed are cams with the same model and the same size, the elastic supporting effect of the second spring 14 is realized, the tight fit between the guide assembly and the comparison cam 4 is realized, the driving assembly drives the first installation shaft 5 and the second installation shaft 19 to synchronously rotate, the comparison cam 4 and the cam 18 to be processed rotate at the same speed are realized, the rotating comparison cam 4 is in contact with the guide assembly in a mode, the first supporting plate 3 is driven to drive the push rod 8 to do reciprocating motion on the vertical plate 2, the push rod 8 is in reciprocating motion on the vertical plate 2, the polishing belt assembly arranged on the second supporting plate 12 is driven to do synchronous motion along with the guide assembly, the cam 18 to be processed and the comparison cam 4 are matched in synchronous rotation, the polishing belt assembly is realized to fully contact with the curved surface of the cam 18 to be processed, and the polishing treatment of the curved surface of the cam 18 to be processed is realized through the polishing belt assembly.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The utility model provides a cam curved surface polishing equipment, includes the base and is located the riser on the base, its characterized in that still includes:
the device comprises a vertical plate, a first mounting shaft and a second mounting shaft, wherein the first mounting shaft and the second mounting shaft are both mounted on the vertical plate, the vertical plate is also provided with a driving assembly for driving the first mounting shaft and the second mounting shaft to synchronously rotate, the first mounting shaft is used for fixing a comparison cam, and the second mounting shaft is used for fixing a cam to be processed;
the contrast adjusting assembly is arranged on the vertical plate; and
the polishing belt component is connected with the contrast adjusting component and is used for polishing the cam to be machined;
the contrast adjusting assembly comprises a push rod, a first supporting plate and a second supporting plate, the push rod is installed on the vertical plate through a stop block, the push rod is in sliding fit with the stop block, one end, far away from the stop block, of the push rod is in sliding fit with the vertical plate through a moving block, the first supporting plate is installed on the push rod, a guide assembly used for being matched with the contrast cam is further arranged on the first supporting plate, the second supporting plate is installed on the push rod and is connected with the polishing belt assembly, a limiting block is further arranged on the push rod, a second spring is installed between the limiting block and the stop block, the guide assembly is attached to the contrast cam under the elastic supporting effect of the second spring, the first mounting shaft and the second mounting shaft are driven by the driving assembly to rotate synchronously, the contrast cam and the cam to be machined rotate at the same speed, the rotating contrast cam drives the first supporting plate to drive the push rod to reciprocate on the vertical plate through the guide assembly, the push rod drives the polishing assembly installed on the second supporting plate to move synchronously in a reciprocating mode on the vertical plate, and the cam to be matched with the cam to be machined to rotate synchronously to achieve the polishing belt assembly and the polishing belt assembly to be contacted with the cam to be machined curved surface of the cam to be machined.
2. The cam curved surface polishing device according to claim 1, wherein the second support plate is in sliding fit with the push rod, the push rod is further provided with an adjusting block in a sliding manner, and the adjusting block is connected with the second support plate through a first spring;
first backup pad with sliding fit between the push rod, and all be provided with adjusting screw on first backup pad and the regulating block.
3. The cam curve polishing apparatus of claim 1, wherein the polishing belt assembly comprises:
the second support plate is also provided with a driving roller for driving the polishing belt to move;
the pressing block is arranged on the second supporting plate through the mounting rod, a third spring is further sleeved on the mounting rod, and the pressing block is used for elastically supporting the polishing belt;
the supporting rollers are connected with the pressing block through a linkage rod, and a sliding groove is formed in the linkage rod; and
one end of the supporting rod is installed on the second supporting plate, and the other end of the supporting rod is in sliding fit with the sliding groove through a connecting shaft.
4. The cam curved surface polishing apparatus according to claim 3, wherein the pressing block is further provided with a barrier for preventing the polishing belt from shifting.
5. The cam curve polishing apparatus of claim 3, wherein the polishing belt is of an isosceles triangle configuration.
6. The cam curved surface polishing apparatus of claim 1, wherein the guide assembly comprises a mounting plate and a guide wheel, the mounting plate is connected to the first support plate, the guide wheel is mounted on the mounting plate, and the mounting plate has a width smaller than that of the first support plate.
7. The cam curved surface polishing device according to claim 1, wherein the driving assembly comprises a driving motor, a gear set and a transmission rod, the driving motor is mounted on the vertical plate, the transmission rod is connected with the driving motor, and the gear set is used for connecting the transmission rod with the second mounting shaft and the first mounting shaft.
8. The cam curved surface polishing device according to claim 1, further comprising a cleaning assembly for cleaning impurities on the cam to be machined, wherein the cleaning assembly comprises cleaning fan blades, a gear and a rack, the rack is mounted on the push rod, the gear and the cleaning fan blades are mounted on the vertical plate through rotating shafts, the gear and the rack are meshed and connected, and the two groups of rotating shafts are connected through connecting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211446813.4A CN115723012A (en) | 2022-11-18 | 2022-11-18 | Cam curved surface polishing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211446813.4A CN115723012A (en) | 2022-11-18 | 2022-11-18 | Cam curved surface polishing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115723012A true CN115723012A (en) | 2023-03-03 |
Family
ID=85296556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211446813.4A Withdrawn CN115723012A (en) | 2022-11-18 | 2022-11-18 | Cam curved surface polishing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115723012A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116274033A (en) * | 2023-05-12 | 2023-06-23 | 江阴塞特精密工具有限公司 | Automatic cleaning device for machining turning gear knife |
-
2022
- 2022-11-18 CN CN202211446813.4A patent/CN115723012A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116274033A (en) * | 2023-05-12 | 2023-06-23 | 江阴塞特精密工具有限公司 | Automatic cleaning device for machining turning gear knife |
| CN116274033B (en) * | 2023-05-12 | 2023-08-22 | 江阴塞特精密工具有限公司 | Automatic cleaning device for machining turning gear knife |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20230303 |