CN212657189U - High-precision cam - Google Patents
High-precision cam Download PDFInfo
- Publication number
- CN212657189U CN212657189U CN202021113575.1U CN202021113575U CN212657189U CN 212657189 U CN212657189 U CN 212657189U CN 202021113575 U CN202021113575 U CN 202021113575U CN 212657189 U CN212657189 U CN 212657189U
- Authority
- CN
- China
- Prior art keywords
- steel sheet
- wear
- cam
- cam body
- elastic steel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Actuator (AREA)
Abstract
The utility model discloses a high-precision cam, including the cam body, the cam body includes the bellying, the fixed slot has been inlayed to the upper end of bellying, the chucking is fixed with wear-resisting steel sheet on the fixed slot, equal fixedly connected with elastic steel sheet on wear-resisting steel sheet's the front and the back, it is fixed with the mounting plate to compress tightly between elastic steel sheet's the tip, the mounting plate passes through fastening bolt and cam body fixed connection. The device realizes firm installation of the wear-resistant steel plate, is quick to disassemble and assemble, is convenient to replace, further contributes to ensuring the use efficiency of the cam, and has stable operation and high precision; and, through the mating reaction of rubber pad, locating piece, constant head tank, antiskid cushion and elastic steel piece, the axial thrust that receives when being convenient for to wear-resisting steel sheet jacking needle bar cushions, is convenient for carry out firm bradyseism to wear-resisting steel sheet promptly and supports to the steadiness ability when further having improved the cam operation improves its precision, and then is favorable to the life of extension fixture.
Description
Technical Field
The utility model belongs to the technical field of machine part, concretely relates to high-accuracy cam.
Background
The cam refers to a mechanical rotary or sliding member (e.g., a wheel or a projecting portion of a wheel) which transmits motion to a roller moving against an edge thereof or a needle bar moving freely on a groove surface, or which receives force from such a roller and a needle bar, and depending on a contact position between the needle bar and the cam, an axial thrust load may be generated at a convex portion of the cam, which increases friction, is liable to be excessively worn, and an end of the cam is excessively worn with a long time, so that vibration is liable to be generated between engagement with the needle bar, thereby greatly reducing smoothness in operation of the cam, resulting in low precision, and increasing use costs when replacing the cam, which is to be improved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high-accuracy cam to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high-precision cam, includes the cam body, the cam body includes the bellying, the upper end of bellying inlays and is equipped with the fixed slot, the chucking is fixed with wear-resisting steel sheet on the fixed slot, equal fixedly connected with elastic steel sheet on wear-resisting steel sheet's the front and the back, elastic steel sheet's tip extends to the cam body on the surface, elastic steel sheet's inner wall and the surperficial sliding connection of cam body, it is fixed with the mounting plate to compress tightly between elastic steel sheet's the tip, the mounting plate passes through fastening bolt and cam body fixed connection.
Preferably, the inner wall of the wear-resistant steel plate is fixedly connected with a rubber pad, and the rubber pad is tightly abutted against the fixed groove.
This setting is favorable to having improved connection structure's compactness between wear-resisting steel sheet and the bellying through the rubber pad, and the structure is firm to be favorable to avoiding wear-resisting steel sheet to the phenomenon of the wearing and tearing that skids of fixed slot to be convenient for carry out firm bradyseism to wear-resisting steel sheet through the mating reaction with elastic steel piece and support, thereby effectively guaranteed the stationary performance of cam body when moving, precision is high, is favorable to the life of extension fixture.
Preferably, the inner wall upper end fixedly connected with locating piece of wear-resisting steel sheet, the top of fixed slot is equipped with the constant head tank, constant head tank and locating piece accordant connection, the constant head tank on fixedly connected with antiskid cushion.
This set up the locating piece and insert the constant head tank in, be favorable to improving wear-resisting steel sheet mounting structure's fixity, be favorable to reinforcing frictional force and carry out elastic support to the locating piece through the antiskid cushion to connection structure's fixity between wear-resisting steel sheet and the cam body has further been improved.
Preferably, the elastic steel sheets are three and are provided with two sets of elastic steel sheets, the two sets of elastic steel sheets are respectively located on the front end face and the rear end face of the wear-resistant steel plate and are in sliding connection with the front surface and the rear surface of the cam body, and the fastening plate is provided with two elastic steel sheets corresponding to each set.
This setting is convenient for carry out diversified spacing fixed to wear-resisting steel sheet, goes into the mounting plate card promptly and screws up fastening bolt on the elastic steel sheet, can make the mounting plate compress tightly fixedly to the elastic steel sheet to effectively improved connection structure's between wear-resisting steel sheet and the cam body fastness, the installation is firm, convenient operation.
Preferably, the inner wall of the fastening plate is fixedly connected with three fixing guide pillars, the end of the elastic steel sheet and the surface of the cam body are both provided with fixing holes, and the fixing holes are connected with the fixing guide pillars in a matched manner.
This set up during fixed guide pillar inserts the fixed orifices, be convenient for carry out further spacing fixed to the elastic steel piece, effectively improved connection structure's between elastic steel piece and the cam body steadiness promptly to improved connection structure's between mounting plate and the elastic steel piece steadiness, it is effectual to fix a position, thereby further improved connection structure's between wear-resisting steel sheet and the cam body fastness, easy dismounting, it is nimble to use.
Compared with the prior art, the utility model discloses a technological effect and advantage: according to the high-precision cam, the wear-resistant steel plates are clamped into the fixing grooves, meanwhile, the positioning blocks are driven to be inserted into the positioning grooves, the elastic steel sheets are driven to be inserted into the surface of the cam body in a sliding mode, then the fastening plates are clamped to the surface of each group of elastic steel sheets, the fixing guide pillars are driven to penetrate through the elastic steel sheets and be inserted into the fixing holes, the fastening bolts are screwed down to enable the fastening plates to compress and fix the elastic steel sheets, and then the fastening plates can be fixed on the cam body, so that the wear-resistant steel plates are firmly installed, the cam is fast to disassemble and assemble and convenient to replace, the service efficiency of the cam is; and, through the mating reaction of rubber pad, locating piece, constant head tank, antiskid cushion and elastic steel piece, the axial thrust that receives when being convenient for to wear-resisting steel sheet jacking needle bar cushions, is convenient for carry out firm bradyseism to wear-resisting steel sheet promptly and supports to the steadiness ability when further having improved the cam operation improves its precision, and then is favorable to the life of extension fixture.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the protruding portion of the present invention;
fig. 3 is an enlarged schematic view of the internal structure at a in fig. 2 according to the present invention.
In the figure: 1. a cam body; 101. a boss portion; 2. fixing grooves; 201. positioning a groove; 202. an anti-slip rubber pad; 3. wear-resistant steel plates; 301. a rubber pad; 302. positioning blocks; 4. an elastic steel sheet; 401. a fixing hole; 5. a fastening plate; 501. fastening a bolt; 502. and fixing the guide post.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-3, a high-precision cam, includes cam body 1, cam body 1 includes bellying 101, the upper end of bellying 101 inlays and is equipped with fixed slot 2, the chucking is fixed with wear-resisting steel sheet 3 on the fixed slot 2, equal fixed connection elastic steel sheet 4 on wear-resisting steel sheet 3's the front and the back, elastic steel sheet 4's tip extends to cam body 1 on the surface, elastic steel sheet 4's inner wall and cam body 1's surface sliding connection, it is fixed with mounting plate 5 to compress tightly between elastic steel sheet 4's the tip, mounting plate 5 passes through fastening bolt 501 and cam body 1 fixed connection.
The inner wall of the wear-resistant steel plate 3 is fixedly connected with a rubber pad 301, and the rubber pad 301 is tightly propped against the fixed groove 2; through rubber pad 301, be favorable to having improved connection structure's between wear-resisting steel sheet 3 and the bellying 101 compactness, the structure is firm is favorable to avoiding wear-resisting steel sheet 3 to the phenomenon of the wearing and tearing that skids of fixed slot 2 to be convenient for carry out firm bradyseism to wear-resisting steel sheet 3 through the mating reaction with elastic steel sheet 4 and support, thereby effectively guaranteed the stationary performance when cam body 1 operates, precision is high, is favorable to the life of extension fixture.
A positioning block 302 is fixedly connected to the upper end of the inner wall of the wear-resistant steel plate 3, a positioning groove 201 is formed in the top of the fixing groove 2, the positioning groove 201 is connected with the positioning block 302 in a matched mode, and an anti-skid rubber pad 202 is fixedly connected to the positioning groove 201; during locating piece 302 inserted constant head tank 201, be favorable to improving wear-resisting steel sheet 3 mounting structure's fixity, be favorable to reinforcing frictional force and carry out elastic support to locating piece 302 through antiskid cushion 202 to connection structure's fixity between wear-resisting steel sheet 3 and the cam body 1 has further been improved.
The cam body 1 is provided with a cam body, the cam body is provided with a wear-resistant steel plate 3, the cam body is provided with a fastening plate 5, and the fastening plate is provided with two elastic steel plates 4; be convenient for carry out diversified spacing fixed to wear-resisting steel sheet 3, go into mounting plate 5 card promptly on elastic steel sheet 4 and screw up fastening bolt 501, can make mounting plate 5 compress tightly fixedly to elastic steel sheet 4 to effectively improved connection structure's between wear-resisting steel sheet 3 and the cam body 1 fastness, the installation is firm, convenient operation.
The inner wall of the fastening plate 5 is fixedly connected with three fixing guide posts 502, the end part of the elastic steel sheet 4 and the surface of the cam body 1 are both provided with fixing holes 401, and the fixing holes 401 are connected with the fixing guide posts 502 in a matching way; during fixed guide pillar 502 inserted fixed orifices 401, be convenient for carry out further spacing fixed to elastic steel sheet 4, effectively improved connection structure's steadiness between elastic steel sheet 4 and the cam body 1 promptly to improved connection structure's steadiness between mounting plate 5 and the elastic steel sheet 4, it is effectual to fix a position, thereby further improved connection structure's fastness between wear-resisting steel sheet 3 and the cam body 1, easy dismounting, it is nimble to use.
Specifically, when the cam fixing device is used, the wear-resistant steel plate 3 is clamped into the fixing groove 2, meanwhile, the positioning block 302 is driven to be inserted into the positioning groove 201, the elastic steel sheets 4 are inserted into the surface of the cam body 1 in a sliding mode, then, the fastening plate 5 is clamped to the surface of each group of elastic steel sheets 4, the fixing guide pillar 502 is driven to penetrate through the elastic steel sheets 4 and be inserted into the fixing hole 401, the fastening bolt 501 is screwed down to enable the fastening plate 5 to tightly press and fix the elastic steel sheets 4, the fastening plate 5 can be fixed on the cam body 1, and therefore firm installation of the wear-resistant steel plate 3 is achieved, disassembly and assembly are fast and convenient to replace, the cam using efficiency is guaranteed, operation is stable; and, through the mating reaction of rubber pad 301, locating piece 302, constant head tank 201, antiskid cushion 202 and elastic steel sheet 4, the axial thrust that receives when being convenient for to 3 jacking needle bars of wear-resisting steel sheet cushions, even if be convenient for carry out firm bradyseism to 3 wear-resisting steel sheets and support to the stationary behavior when further having improved the cam operation improves its precision, and then is favorable to the life of extension fixture.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (5)
1. A high-precision cam comprises a cam body (1), and is characterized in that: cam body (1) includes bellying (101), the upper end of bellying (101) inlays and is equipped with fixed slot (2), the chucking is fixed with wear-resisting steel sheet (3) on fixed slot (2), equal fixed connection elastic steel sheet (4) on the front and the back of wear-resisting steel sheet (3), the tip of elastic steel sheet (4) extends to cam body (1) on the surface, the inner wall of elastic steel sheet (4) and the surface sliding connection of cam body (1), it is fixed with mounting plate (5) to compress tightly between the tip of elastic steel sheet (4), mounting plate (5) are through fastening bolt (501) and cam body (1) fixed connection.
2. A high precision cam according to claim 1, wherein: the inner wall of the wear-resistant steel plate (3) is fixedly connected with a rubber pad (301), and the rubber pad (301) is tightly propped against the fixed groove (2).
3. A high precision cam according to claim 1, wherein: inner wall upper end fixedly connected with locating piece (302) of wear-resisting steel sheet (3), the top of fixed slot (2) is equipped with constant head tank (201), constant head tank (201) and locating piece (302) phase-match connection, constant head tank (201) on fixedly connected with non-slip rubber pad (202).
4. A high precision cam according to claim 1, wherein: elastic steel piece (4) three is a set of and is equipped with two sets ofly, two sets of elastic steel piece (4) are located respectively around wear-resisting steel sheet (3) on the terminal surface and with cam body (1) around surperficial sliding connection, mounting plate (5) are equipped with two and correspond every group elastic steel piece (4).
5. A high precision cam according to claim 1, wherein: the inner wall of the fastening plate (5) is fixedly connected with three fixing guide columns (502), fixing holes (401) are formed in the end portion of the elastic steel sheet (4) and the surface of the cam body (1), and the fixing holes (401) are connected with the fixing guide columns (502) in a matched mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021113575.1U CN212657189U (en) | 2020-06-16 | 2020-06-16 | High-precision cam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021113575.1U CN212657189U (en) | 2020-06-16 | 2020-06-16 | High-precision cam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212657189U true CN212657189U (en) | 2021-03-05 |
Family
ID=74752979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021113575.1U Active CN212657189U (en) | 2020-06-16 | 2020-06-16 | High-precision cam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212657189U (en) |
-
2020
- 2020-06-16 CN CN202021113575.1U patent/CN212657189U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212657189U (en) | High-precision cam | |
| CN214578341U (en) | Linear slider convenient to equipment | |
| CN215279427U (en) | Locking assembly for stamping rod | |
| CN213318865U (en) | Positioning tool for machining double key grooves of shaft parts | |
| CN217252193U (en) | Be applied to stamping die's wear-resisting baffle | |
| CN215905653U (en) | Brake motor quick installation mechanism based on platform | |
| CN220371096U (en) | Jaw crusher | |
| CN101905354A (en) | Quick clamping device of reciprocating saw | |
| CN218378599U (en) | Safety monitor mounting structure | |
| CN217207339U (en) | Rubber bearing | |
| CN214522363U (en) | Clamping groove type wear-resisting plate bottom plate device of edge planer | |
| CN219712152U (en) | Wear-resistant carbon ceramic brake pad | |
| CN218563064U (en) | Novel concrete formwork fastening structure | |
| CN215569285U (en) | Displacement sensor mounting device for displacement control of hydraulic actuator cylinder | |
| CN220511034U (en) | Photovoltaic module and double-spliced C-shaped steel connecting device | |
| CN214052029U (en) | Alloyed high manganese steel lining plate | |
| CN214698765U (en) | Tie rod connects convenient to installation | |
| CN214443527U (en) | Spring-free saw blade support | |
| CN217992543U (en) | High-precision double-guide-rail clamping jaw cylinder | |
| CN217574648U (en) | Hole pen with easily-detachable eraser | |
| CN214393923U (en) | Quick-change leveling adsorption device | |
| CN213973894U (en) | Rear bumper assembly | |
| CN218946384U (en) | Pressing plate for machine clamping blade | |
| CN219175262U (en) | Foundation pit prestress type steel support pile structure | |
| CN218189967U (en) | Hard alloy tool bit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |