CN202571720U - Cutter for machining spiral grooved tube - Google Patents
Cutter for machining spiral grooved tube Download PDFInfo
- Publication number
- CN202571720U CN202571720U CN 201220222730 CN201220222730U CN202571720U CN 202571720 U CN202571720 U CN 202571720U CN 201220222730 CN201220222730 CN 201220222730 CN 201220222730 U CN201220222730 U CN 201220222730U CN 202571720 U CN202571720 U CN 202571720U
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- Prior art keywords
- roll extrusion
- extrusion cutter
- cutter
- knife rest
- deflection
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Abstract
The utility model discloses a cutter for machining a spiral grooved tube. The cutter comprises a cutter frame on which a rolling cutter is rotatably arranged; the cutter frame is arranged on the back of a rolling cutter deflection adjustment box which can drive the cutter frame to slide back and forth; a worm is longitudinally arranged in the rolling cutter deflection adjustment box and is meshed with a worm gear which is fixedly arranged on the cutter frame; the rolling cutter deflection adjustment box is provided with a locking and positioning device for positioning and locking the worm gear; the locking device, the worm and the worm gear on the cutter frame form a rolling cutter deflection adjustment positioning mechanism; the rolling cutter deflection adjustment positioning mechanism rotates the cutter frame in a worm and worm gear transmission mode so as to adjust the deflection angle of the rolling cutter; and the rolling cutter deflection adjustment box slides back and forth, so that the depth of a spiral groove rolled by the rolling cutter can be adjusted. The cutter for machining the spiral grooved tube has the characteristics of convenience in adjustment and high machining accuracy and can meet the machining requirements of spiral grooved tubes with various groove shapes.
Description
Technical field
The utility model relates to the rolling and processing cutter, particularly a kind of spiral grooved tube process tool.
Background technology
Spiral grooved tube is the special pipe that has the spiral slot of outer recessed convex on a kind of tube wall, belongs to a kind of efficient heat exchange elements, and its suit is on the heat-exchange apparatus of industries such as oil, chemical industry, desalinization, boiler.Spiral grooved tube is bigger than the heat exchange area of common light pipe, has the trend of the interior outer fluid of pipe along the tube wall screw that makes.But the heat transfer boundary layer in the periodic disturbance attenuate pipe of pipe internal projection semiconvection body is strengthened turbulent motion, and strengthening fluid conducts heat.Spiral grooved tube generally adopts the roll extrusion principles, utilizes to be installed in the translation of the rolling and processing cutter on the lathe and the realization roll forming that rotatablely moves of processed pipe.Different heat exchanges need require the helicla flute depth of spiral grooved tube and the deflection angle of spiral to have difference, thereby the rolling and processing cutter with convenient regulation and control can not only improve spiral grooved tube production efficiency, and can also promote the machining accuracy of spiral grooved tube.
Summary of the invention
The utility model technical problem to be solved is to above-mentioned prior art present situation, and provides simple for structure, regulates easily and a kind of spiral grooved tube process tool that can process multiple spiral flute profile and satisfy different spiral deflection angle demands.This process tool has machining accuracy and the high characteristics of production efficiency, and can guarantee correct bottom land and muscle shape.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of spiral grooved tube process tool; Comprise the knife rest that is rotatablely equipped with the roll extrusion cutter; Blade holder turns is fitted in and can drives the back side that casing is regulated in the roll extrusion cutter deflection of sliding before and after it; This roll extrusion cutter deflection is regulated in the casing worm screw vertically is installed; Hard-wired worm gear is meshed on worm screw and the knife rest, and the deflection of roll extrusion cutter is regulated casing and is provided with the catch means that is used for the positioning and locking worm gear, and the worm gear on this catch means and worm screw and the knife rest has been formed roll extrusion cutter deflection adjusting detent mechanism together; The adjusting of detent mechanism with Worm and Worm Gear Driving mode rotating turret realization roll extrusion cutter deflection angle regulated in the deflection of roll extrusion cutter, slides and realized the adjusting of roll extrusion cutter roll extrusion helicla flute weight in the front and back of roll extrusion cutter deflection adjusting casing.
For optimizing technique scheme, the measure of taking also comprises:
Above-mentioned catch means is a dog screw, and this dog screw spiral is fitted in the back side that casing is regulated in the deflection of roll extrusion cutter, and the front end of dog screw cooperates the location with the locating slot hole spiral apical grafting that worm gear is shaped on.
Above-mentioned knife rest is formed by the knife rest head with the tool axis that the knife rest head is fixedly linked; The roll extrusion cutter rotates through the roll extrusion cutter shaft and is fitted in the knife rest head, and tool axis is worn mutually with roll extrusion cutter deflection adjusting casing rotational support and joined, and worm gear is arranged in roll extrusion cutter deflection adjusting casing and is fixedly set on the tool axis through connecting key.
Above-mentioned roll extrusion cutter is fixedly set on the roll extrusion cutter shaft; This roll extrusion cutter shaft is shaped on the positive stop lug boss with the spacing apical grafting in roll extrusion cutter right side; The left side apical grafting of roll extrusion cutter has the roll extrusion cutter spindle sleeve that is sleeved on the roll extrusion cutter shaft, and the two ends of roll extrusion cutter shaft are equipped with the angular contact bearing that matches with knife rest head rotational support.
Above-mentioned knife rest head is that an end is that the blind end both sides are for supporting the tower structure of the back of the body; Tool axis is connected the blind end of knife rest head; Two of knife rest head supports the coaxial bearing mounting hole that is shaped on the established angle contact bearing of back, and the lateral surface of two bearings installing hole all is fitted with end cover.
Be set with the knife rest axle sleeve on the above-mentioned tool axis, an end of this knife rest axle sleeve slides with worm gear and contacts, and its other end cooperates with the header board inner surface rotary type apical grafting that casing is regulated in the deflection of roll extrusion cutter.
Lobed cutterhead on the side face of above-mentioned roll extrusion cutter, the cross sectional shape of this cutterhead are any one in rectangle, trapezoidal, circular arc or the triangle.
The axial line of the central axis of above-mentioned tool axis and roll extrusion cutter shaft intersects vertically in same plane, and the joining of the central point of roll extrusion cutter and central axis and axial line coincides.
The upper surface that casing is regulated in the deflection of roll extrusion cutter is extended on the top of above-mentioned worm screw, and the top of worm screw is equipped with the wheel disc that is used for manually rotating this worm screw.
The bottom of above-mentioned roll extrusion cutter deflection adjusting casing has the slide seat body of tapered body, the chute that extends before and after the bottom surface of slide seat body is shaped on.
Compared with prior art; The knife rest of the utility model process tool is connected the deflection of roll extrusion cutter and regulates on the casing; Utilize the deflection of roll extrusion cutter to regulate the Worm and Worm Gear Driving mechanism that fixing worm gear constitutes on worm screw that casing installs and the knife rest and regulate the deflection angle of roll extrusion cutter, and can regulate the positioning and locking of the catch means realization roll extrusion cutter of installing on the casing through the deflection of roll extrusion cutter.The utility model is simple in structure, and processing ease has the production efficiency height, and the characteristics that machining accuracy is high can realize the rolling of difformity spiral fluted through the roll extrusion cutter of changing the difformity cutterhead.
Description of drawings
Fig. 1 is the structural representation of facing of the utility model embodiment;
Fig. 2 be among Fig. 1 C to the sectional structure sketch map;
Fig. 3 is the structural representation of Fig. 2 intermediate slide;
Fig. 4 is the vertical view of Fig. 1;
Fig. 5 is the left view of Fig. 1.
The specific embodiment
Embodiment to the utility model describes in further detail below in conjunction with accompanying drawing.
Fig. 1 to 5 is depicted as the structural representation of the utility model.
Reference numeral wherein is: casing 3, slide seat body 31, chute 31a, worm screw 4, worm gear 5, connecting key 51, dog screw 6, roll extrusion cutter shaft 7, positive stop lug boss 71, roll extrusion cutter spindle sleeve 72, angular contact bearing 8, wheel disc 9 are regulated in axis L 1, axial line L2, joining A, roll extrusion cutter 1, cutterhead 11, knife rest 2, knife rest head 21, blind end 211, the support back of the body 212, bearing mounting hole 212a, tool axis 22, knife rest axle sleeve 221, end cover 23, the deflection of roll extrusion cutter.
Extremely shown in Figure 5 like Fig. 1; A kind of spiral grooved tube process tool of the utility model; Comprise the knife rest 2 that is rotatablely equipped with roll extrusion cutter 1; Knife rest 2 rotates to be fitted in and can drive the back side that casing 3 is regulated in the roll extrusion cutter deflection of sliding before and after it, and this roll extrusion cutter deflection is regulated in casing 3 worm screw 4 vertically is installed, and hard-wired worm gear 5 is meshed on worm screw 4 and the above-mentioned knife rest 2; The deflection of roll extrusion cutter is regulated casing 3 and is provided with the catch means that is used for positioning and locking worm gear 5; Worm gear 5 on this catch means and worm screw 4 and the knife rest 2 has been formed the deflection of roll extrusion cutter together and has been regulated detent mechanism, and the adjusting of detent mechanism with Worm and Worm Gear Driving mode rotating turret 2 realization roll extrusion cuttves 1 deflection angle regulated in the deflection of roll extrusion cutter, slides and realized the adjusting of roll extrusion cutter 1 roll extrusion helicla flute weight in the front and back of roll extrusion cutter deflection adjusting casing 3.Compared with prior art the utility model utilizes the deflection of roll extrusion cutter to regulate the deflection angle of the kind of drive adjusting roll extrusion cutter 1 of the worm gear of detent mechanism, worm structure compactness; Can be roll extrusion cutter 1 location is locked after 1 adjusting of roll extrusion cutter puts in place through catch means; Thereby guaranteed the deflection angle of roll extrusion cutter 1, guaranteed that the spiral grooved tube that processes has correct bottom land and muscle shape with the processed pipe axis.The utility model machining accuracy is high, and is easy to adjust, can satisfy the rolling and processing of the spiral grooved tube of difformity flute profile through the mode of changing the roll extrusion cutter.
Among the embodiment, as shown in Figure 2, the catch means of the utility model is preferably dog screw 6, and dog screw 6 can adopt the bolt of standard component, and the advantage that adopts standard component is with low cost and changes conveniently.Dog screw 6 spirals are fitted in the deflection of roll extrusion cutter and regulate in the positioning screw hole that casing 3 back sides are shaped on, and the front end of dog screw 6 is cheated the spiral apical grafting with the locating slot that worm gear 5 is shaped on and cooperated the location.Dog screw 6 reaches worm gear 5 locking or gets loose through screwing or unscrewing, and realizes the location of roll extrusion cutter 1 deflection angle is regulated.
Like Fig. 2, shown in Figure 3, knife rest 2 is formed by knife rest head 21 with the tool axis 22 that knife rest head 21 is fixedly linked; Roll extrusion cutter 1 rotates through roll extrusion cutter shaft 7 and is fitted in the knife rest head 21, and tool axis 22 is worn mutually with roll extrusion cutter deflection adjusting casing 3 rotational support and joined, and worm gear 5 is arranged in roll extrusion cutter deflection adjusting casing 3 and is fixedly set on the tool axis 22 through connecting key 51.
The roll extrusion cutter 1 of the utility model is fixedly set on the roll extrusion cutter shaft 7; Roll extrusion cutter shaft 7 is shaped on the positive stop lug boss 71 with the spacing apical grafting in roll extrusion cutter 1 right side; The left side apical grafting of roll extrusion cutter 1 has the roll extrusion cutter spindle sleeve 72 that is sleeved on the roll extrusion cutter shaft 7, and the two ends of roll extrusion cutter shaft 7 are equipped with the angular contact bearing 8 that matches with knife rest head 21 rotational support.Radial load and axial load that angular contact ball bearing 8 brings in the time of bearing 1 work of roll extrusion cutter simultaneously can be worked under high rotational speed.
Among the embodiment; As can be seen from Figure 3 knife rest head 21 is that an end is that blind end 211 both sides are for supporting the tower structure of the back of the body 212; Tool axis 22 is connected the blind end 211 of knife rest head 21; Two of knife rest head 21 supports the coaxial bearing mounting hole 212a that is shaped on established angle contact bearing 8 on the back of the body 212, and the lateral surface of two bearings installing hole 212a all is fitted with end cover 23.End cover 23 mainly shields, and is used to prevent dust entering angle contact bearing 8, influences the service life of bearing.
Among the embodiment, be set with knife rest axle sleeve 221 on the above-mentioned tool axis 22, an end of this knife rest axle sleeve 221 slides with worm gear 5 and contacts, and its other end cooperates with the header board inner surface rotary type apical grafting that casing 3 is regulated in the deflection of roll extrusion cutter.
Lobed cutterhead 11 on the side face of the roll extrusion cutter 1 of the utility model, the cross sectional shape of this cutterhead 11 are any one in rectangle, trapezoidal, circular arc or the triangle.The utlity model has the roll extrusion cutter 1 of multiple cross sectional shape cutterhead 11, people can reach the purpose that processes respective cross-section shape spiral fluted spiral grooved tube through changing roll extrusion cutter 1 as required in real work.
The axis L 1 of the tool axis 21 of the utility model and the axial line L2 of roll extrusion cutter shaft 7 intersect vertically in same plane, and the joining A of the central point of roll extrusion cutter 1 and axis L 1 and axial line L2 coincides.
The upper surface that casing 3 is regulated in the deflection of roll extrusion cutter is extended on the top of the worm screw 4 of the utility model, and the top of worm screw 4 is equipped with the wheel disc 9 that is used for manually rotating this worm screw 4.
The bottom of the roll extrusion cutter deflection adjusting casing 3 of the utility model has the slide seat body 31 of tapered body, the chute 31a that extends before and after the bottom surface of slide seat body 31 is shaped on.
The utility model is regulated the casing sliding seat through the deflection of roll extrusion cutter and is located on the lathe, guarantees correct motion guide through chute 31a with cooperating of lathe slide rail.When the processing spiral grooved tube; After the roll extrusion cutter of at first selecting to have the respective shapes cutterhead according to the needs of thickness of pipe wall to be processed and flute profile installs; Rotation roulette is adjusted the deflection angle of roll extrusion cutter and tube's axis to be processed through the Worm and Worm Gear Driving of roll extrusion cutter deflection adjusting detent mechanism again; Pass through the deflection angle of dog screw after adjusting again with the good roll extrusion cutter of the locked positioning and fixing of worm gear; Last roll extrusion cutter is extruding pipe to be processed under the drive of roll extrusion cutter deflection adjusting casing; Lathe is opened the translation under the leading of lathe of back the utility model, and pipe to be processed rotates under the drive of lathe, and the roll extrusion cutter is then done the roll extrusion action under the effect of translation and pipe to be processed rotation.
The great advantage of the utility model is that machining accuracy is high, easy to adjust, can satisfy the process requirements of spiral grooved tube.
Claims (10)
1. spiral grooved tube process tool; Comprise the knife rest (2) that is rotatablely equipped with roll extrusion cutter (1); It is characterized in that: described knife rest (2) rotates to be fitted in and can drive the back side that casing (3) is regulated in the roll extrusion cutter deflection of sliding before and after it; This roll extrusion cutter deflection is regulated in the casing (3) worm screw (4) vertically is installed; Described worm screw (4) goes up hard-wired worm gear (5) with above-mentioned knife rest (2) and is meshed, and said roll extrusion cutter deflection is regulated casing (3) and is provided with the catch means that is used for positioning and locking worm gear (5), and the worm gear (5) on this catch means and worm screw (4) and the knife rest (2) has been formed the deflection of roll extrusion cutter together and regulated detent mechanism.
2. a kind of spiral grooved tube process tool according to claim 1; It is characterized in that: described catch means is dog screw (6); This dog screw (6) spiral is fitted in the back side that casing (3) is regulated in the deflection of roll extrusion cutter, and the front end of dog screw (6) cooperates the location with the locating slot hole spiral apical grafting that described worm gear (5) is shaped on.
3. a kind of spiral grooved tube process tool according to claim 2 is characterized in that: described knife rest (2) is formed by knife rest head (21) with the tool axis (22) that knife rest head (21) is fixedly linked; Described roll extrusion cutter (1) rotates through roll extrusion cutter shaft (7) and is fitted in the knife rest head (21); Described tool axis (22) is worn mutually with above-mentioned roll extrusion cutter deflection adjusting casing (3) rotational support and is joined, and described worm gear (5) is arranged in roll extrusion cutter deflection adjusting casing (3) and is fixedly set on the described tool axis (22) through connecting key (51).
4. a kind of spiral grooved tube process tool according to claim 3; It is characterized in that: described roll extrusion cutter (1) is fixedly set on the above-mentioned roll extrusion cutter shaft (7); This roll extrusion cutter shaft (7) is shaped on the positive stop lug boss (71) with the spacing apical grafting in roll extrusion cutter (1) right side; The left side apical grafting of roll extrusion cutter (1) has the roll extrusion cutter spindle sleeve (72) that is sleeved on the roll extrusion cutter shaft (7), and the two ends of said roll extrusion cutter shaft (7) are equipped with the angular contact bearing (8) that matches with described knife rest head (21) rotational support.
5. a kind of spiral grooved tube process tool according to claim 4; It is characterized in that: described knife rest head (21) is that an end is that blind end (211) both sides are for supporting the tower structure of the back of the body (212); Described tool axis (22) is connected the blind end (211) of knife rest head (21); Two of said knife rest head (21) supports the back of the body (212) and goes up the coaxial bearing mounting hole (212a) that above-mentioned angular contact bearing (8) is installed that is shaped on, and the lateral surface of said two bearings installing hole (212a) all is fitted with end cover (23).
6. a kind of spiral grooved tube process tool according to claim 5; It is characterized in that: be set with knife rest axle sleeve (221) on the described tool axis (22); One end of this knife rest axle sleeve (221) slides with worm gear (5) and contacts, and its other end cooperates with the header board inner surface rotary type apical grafting that casing (3) is regulated in the deflection of roll extrusion cutter.
7. a kind of spiral grooved tube process tool according to claim 6; It is characterized in that: lobed cutterhead (11) on the side face of described roll extrusion cutter (1), the cross sectional shape of this cutterhead (11) are any one in rectangle, trapezoidal, circular arc or the triangle.
8. a kind of spiral grooved tube process tool according to claim 7; It is characterized in that: the central axis (L1) of described tool axis (21) and the axial line (L2) of roll extrusion cutter shaft (7) intersect vertically in same plane, and the joining (A) of the central point of described roll extrusion cutter (1) and central axis (L1) and axial line (L2) coincides.
9. a kind of spiral grooved tube process tool according to claim 8; It is characterized in that: the upper surface that casing (3) is regulated in the deflection of roll extrusion cutter is extended on the top of described worm screw (4), and the top of worm screw (4) is equipped with the wheel disc (9) that is used for manually rotating this worm screw (4).
10. a kind of spiral grooved tube process tool according to claim 9 is characterized in that: the bottom of described roll extrusion cutter deflection adjusting casing (3) has the slide seat body (31) of tapered body, the chute (31a) that extends before and after the bottom surface of described slide seat body (31) is shaped on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220222730 CN202571720U (en) | 2012-05-18 | 2012-05-18 | Cutter for machining spiral grooved tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220222730 CN202571720U (en) | 2012-05-18 | 2012-05-18 | Cutter for machining spiral grooved tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202571720U true CN202571720U (en) | 2012-12-05 |
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ID=47241172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220222730 Expired - Fee Related CN202571720U (en) | 2012-05-18 | 2012-05-18 | Cutter for machining spiral grooved tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202571720U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102672412A (en) * | 2012-05-18 | 2012-09-19 | 宁波连通设备制造有限公司 | Spiral grooved tube processing cutter |
-
2012
- 2012-05-18 CN CN 201220222730 patent/CN202571720U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102672412A (en) * | 2012-05-18 | 2012-09-19 | 宁波连通设备制造有限公司 | Spiral grooved tube processing cutter |
| CN102672412B (en) * | 2012-05-18 | 2014-11-05 | 宁波连通设备制造有限公司 | Spiral grooved tube processing cutter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20180518 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |