CN215257662U - Rack and pinion structure convenient to adjust - Google Patents
Rack and pinion structure convenient to adjust Download PDFInfo
- Publication number
- CN215257662U CN215257662U CN202120295272.4U CN202120295272U CN215257662U CN 215257662 U CN215257662 U CN 215257662U CN 202120295272 U CN202120295272 U CN 202120295272U CN 215257662 U CN215257662 U CN 215257662U
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- China
- Prior art keywords
- rack
- rack body
- base
- internal thread
- gear
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- 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.)
- Expired - Fee Related
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- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 230000006978 adaptation Effects 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- Gears, Cams (AREA)
Abstract
The utility model discloses a gear rack structure convenient to adjust, which comprises a base, a first rack body, a second rack body and a gear body, wherein a fixed block is embedded and fixed on the top end surface of the base, second internal threads are recorded in the base and the fixing block, the bottom end face of the base is welded with the fixing plate, one end of the base is provided with a groove, and one end of the base, which is far away from the groove, is welded with a connecting frame, a bolt is rotatably arranged in the second internal thread, the bolt is rotatably arranged in the first rack body, the top end surface of the fixed block is embedded and fixed with the first rack body, the inner diameter of the first rack body is matched with the size of the fixed block, a through hole is formed in the gear body, and a first internal thread is recorded in the gear body, the second rack body is in meshing transmission with the first rack body, and a screw rod is welded on the second rack body. The utility model discloses possess the simple operation, adjust convenient quick and the better advantage of practicality.
Description
Technical Field
The utility model relates to a rack technical field specifically is a rack and pinion structure convenient to adjust.
Background
The rack and pinion structure convenient to adjust indicates: the rack is a special gear with teeth distributed on the strip-shaped body. The rack is also divided into a straight rack and a helical rack which are respectively matched with a straight cylindrical gear and a helical cylindrical gear; the tooth profile of the rack is a straight line rather than an involute (plane for the tooth surface), which is equivalent to a cylindrical gear with an infinite reference circle radius.
But current rack can't adjust according to the size of actual gear fast, and can't adjust according to the actual interval of gear and rack fast, causes the practicality not good, can't use fast.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a rack and pinion structure convenient to adjust 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 rack and pinion structure convenient to adjust, includes base, first rack body, second rack body and gear body, the embedding of the top face of base is fixed with the fixed block, and has all recorded the second internal thread in base and the fixed block, the embedding of the top face of fixed block is fixed with first rack body, and the internal diameter size of first rack body and the big or small looks adaptation of fixed block, this internal through-hole that has seted up of gear, and the internal recording of gear has first internal thread, second rack body and the meshing transmission of first rack body.
Preferably, one end of the base is provided with a groove, and one end of the base, which is far away from the groove, is welded with the connecting frame.
Preferably, the bottom face welding of base has the fixed plate, and the fixed plate is equipped with four altogether, and four fixed plates are rectangular array distribution relative to the base.
Preferably, a bolt is rotatably mounted in the second internal thread, and the bolt is rotatably mounted in the first rack body.
Preferably, a screw is welded on the second rack body and is rotatably installed in the first internal thread.
Preferably, the number of the first internal threads is six, and the six first internal threads are distributed in an annular array relative to the circle center of the gear body.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a set up the base, the first rack body that operating personnel will need to use slides and cup joints the back on the fixed block, rotate the bolt and install back in the second internal thread, rotate the bolt and install this internally at first rack, it is convenient quick to fix first rack body, fixed back personnel can rotate the bolt of taking off as required needs between the first rack body, and take off the first rack body of different positions, conveniently adjust the interval between the first rack body of different positions after taking off, the convenience is adjusted first rack body according to actual demand, make things convenient for personnel to operate.
2. The utility model discloses a set up the gear body, operating personnel installs the back to first rack body, and when personnel meshed the transmission with second rack body on the gear body with first rack body, personnel can be according to the interval between the first rack body, install the screw rod on the second rack body in first internal thread to dismantle according to the second rack body of actual in to first internal thread, conveniently adjust fast, make the simple operation, the practicality is better.
Drawings
Fig. 1 is a schematic view of a front-view unfolding structure of the present invention;
fig. 2 is a schematic view of the closed structure of the present invention;
fig. 3 is a schematic top view of the gear body of the present invention;
fig. 4 is a schematic view of the structure of the base of the present invention.
In the figure: 1. a fixing plate; 2. a bolt; 3. a base; 4. a groove; 5. a first rack body; 6. a second internal thread; 7. a fixed block; 8. a screw; 9. a second rack body; 10. a gear body; 11. a through hole; 12. a connecting frame; 13. a first internal thread.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in 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.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 4, the present invention provides an embodiment: a gear rack structure convenient to adjust comprises a base 3, a first rack body 5, a second rack body 9 and a gear body 10, wherein a fixed block 7 is fixedly embedded in the top end face of the base 3, second internal threads 6 are recorded in the base 3 and the fixed block 7, a groove 4 is formed in one end of the base 3, a connecting frame 12 is welded at one end of the base 3, which is far away from the groove 4, a fixed plate 1 is welded at the bottom end face of the base 3, the fixed plates 1 are four in number, the four fixed plates 1 are distributed in a rectangular array relative to the base 3, a bolt 2 is rotatably installed in the second internal thread 6, the bolt 2 is rotatably installed in the first rack body 5, through the base 3, an operator slidably sleeves the first rack body 5 to be used on the fixed block 7, the bolt 2 is rotatably installed in the second internal thread 6, the bolt 2 is rotatably installed in the first rack body 5, the convenient first rack body 5 of fixing fast, fixed back personnel can rotate as required between the first rack body 5 and take off bolt 2 to take off the first rack body 5 of different positions, conveniently adjust the interval between the first rack body 5 of different positions after taking off, conveniently adjust first rack body 5 according to actual demand, make things convenient for personnel to operate.
The top end face of the fixed block 7 is fixedly embedded with a first rack body 5, the inner diameter of the first rack body 5 is matched with that of the fixed block 7, a through hole 11 is formed in the gear body 10, a first internal thread 13 is recorded in the gear body 10, a second rack body 9 is in meshing transmission with the first rack body 5, a screw 8 is welded on the second rack body 9, the screw 8 is rotatably installed in the first internal thread 13, the first internal thread 13 is provided with six first internal threads 13, the six first internal threads 13 are distributed in an annular array relative to the circle center of the gear body 10, by arranging the gear body 10, after an operator installs the first rack body 5, when the operator performs meshing transmission on the second rack body 9 on the gear body 10 and the first rack body 5, the operator can install the screw 8 on the second rack body 9 in the first internal thread 13 according to the distance between the first rack bodies 5, and dismantle according to the second rack body 9 in actually the first internal thread 13, conveniently adjust fast, make the simple operation, the practicality is better.
The working principle is as follows: the first rack body 5 that operating personnel will need to use slides and cup joints back on fixed block 7, rotate bolt 2 and install back in second internal thread 6, rotate bolt 2 and install in first rack body 5, it is convenient quick to fix first rack body 5, fixed back personnel can rotate according to the needs between the first rack body 5 of needs and take off bolt 2, and take off the first rack body 5 of different positions, conveniently adjust the interval between the first rack body 5 of different positions after taking off, conveniently adjust first rack body 5 according to actual demand. After the operating personnel installed first rack body 5, when personnel meshed second rack body 9 on gear body 10 with first rack body 5 for transmission, personnel can install screw rod 8 on second rack body 9 in first internal thread 13 according to the interval between first rack body 5 to dismantle second rack body 9 in first internal thread 13 according to actual, conveniently adjust fast.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a rack and pinion structure convenient to adjust, includes base (3), first rack body (5), second rack body (9) and gear body (10), its characterized in that: the top end face of base (3) embedding is fixed with fixed block (7), and has all recorded second internal thread (6) in base (3) and fixed block (7), the top end face embedding of fixed block (7) is fixed with first rack body (5), and the internal diameter size of first rack body (5) and the big or small looks adaptation of fixed block (7), through-hole (11) have been seted up in gear body (10), and have recorded first internal thread (13) in gear body (10), second rack body (9) and first rack body (5) meshing transmission.
2. A rack and pinion arrangement for facilitating adjustment according to claim 1, wherein: one end of the base (3) is provided with a groove (4), and one end of the base (3) departing from the groove (4) is welded with a connecting frame (12).
3. A rack and pinion arrangement for facilitating adjustment according to claim 1, wherein: the welding of the bottom face of base (3) has fixed plate (1), and fixed plate (1) is equipped with four altogether, and four fixed plate (1) are rectangular array distribution relative base (3).
4. A rack and pinion arrangement for facilitating adjustment according to claim 1, wherein: and a bolt (2) is rotatably installed in the second internal thread (6), and the bolt (2) is rotatably installed in the first rack body (5).
5. A rack and pinion arrangement for facilitating adjustment according to claim 1, wherein: the second rack body (9) is welded with a screw (8), and the screw (8) is rotatably installed in the first internal thread (13).
6. A rack and pinion arrangement for facilitating adjustment according to claim 1, wherein: the number of the first internal threads (13) is six, and the six first internal threads (13) are distributed in an annular array relative to the circle center of the gear body (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120295272.4U CN215257662U (en) | 2021-02-02 | 2021-02-02 | Rack and pinion structure convenient to adjust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120295272.4U CN215257662U (en) | 2021-02-02 | 2021-02-02 | Rack and pinion structure convenient to adjust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215257662U true CN215257662U (en) | 2021-12-21 |
Family
ID=79500640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120295272.4U Expired - Fee Related CN215257662U (en) | 2021-02-02 | 2021-02-02 | Rack and pinion structure convenient to adjust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215257662U (en) |
-
2021
- 2021-02-02 CN CN202120295272.4U patent/CN215257662U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211221 |