CN202845476U - Pipe compressing device - Google Patents
Pipe compressing device Download PDFInfo
- Publication number
- CN202845476U CN202845476U CN 201220490589 CN201220490589U CN202845476U CN 202845476 U CN202845476 U CN 202845476U CN 201220490589 CN201220490589 CN 201220490589 CN 201220490589 U CN201220490589 U CN 201220490589U CN 202845476 U CN202845476 U CN 202845476U
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- CN
- China
- Prior art keywords
- ball
- seat
- ball seat
- pedestal
- unit head
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a pipe compressing device which comprises a power head, a ball seat and balls, wherein the upper end of the power head is connected with an external power device; the power head can rotate by taking an axis of the power head as an axle under driving of the power device; the at least three balls are contained in the ball seat; the ball seat is fixed on the lower end of the power head; the balls are positioned on the same plane and are distributed around the center in the ball seat; the balls in the center in the ball seat can be in contact with a pipe material; material holes are formed in the lower surface of the ball seat; and the centers of the material holes correspond to the center in the ball seat. The pipe compressing device can compress pipe materials, so that the pipe diameter of the pipe material is reduced; the pipe material after pipe compressing is smooth in surface and accurate in size; and the pipe compressing device is suitable for manufacturing needle tubing pen points, and also can be used for other pipe compressing occasions with similar requirements.
Description
Technical field
The utility model belongs to the caliber constriction device in the industrial technology, is specifically related to a kind of pipe reduction device that can be used in machining fine point tip.
Background technology
In the prior art, a lot of industries all need the caliber of pipeline section is contracted to the setting size to meet the following process demand, such as a system industry when producing.For example the head of materials in the tube need to be carried out first the draw when producing needle-tube pen-point, make the caliber after the contraction meet process requirements, then radially inwardly make a call to 3 points on the pipeline section that shrank, tube wall is inside recessed with the support ball afterwards to make a call at 3.Traditional draw mode of needle-tube pen-point is the mould extruding, namely be that a mould is set first, then at mould one end materials in the tube are reached the purpose of the draw by extruding, there is following defective in the draw mode of this mould extruding: one, easily cause not polishing of materials in the tube surface, be prone to burr; Two, the materials in the tube of different-diameter need different moulds, cause the increase of cost.
The utility model content
In order to overcome defects, the utility model provides a kind of pipe reduction device, and this pipe reduction device can compress materials in the tube, the materials in the tube caliber is dwindled, and the materials in the tube surface finishing behind the draw, size are accurate, are applicable to the manufacturing of needle-tube pen-point, also can be used for the draw that other has similar demand.
The utility model for the technical scheme that solves its technical problem and adopt is:
A kind of pipe reduction device, comprise unit head, ball seat and ball, described unit head upper end connects external motive device, described unit head can be under power set drive rotates take self axis as axle, described ball is provided with at least three, described ball is placed in the described ball seat, described ball seat is fixed in described unit head lower end, all balls are positioned at same plane and distribute around described ball seat inside center, all balls can contact with materials in the tube at the inside center place of described ball seat, described ball seat lower surface offers the material hole, and the center in described material hole is corresponding with described ball seat inside center position.
The utility model for the further technical scheme that solves its technical problem and adopt is:
Preferably, described ball seat inside upper surface has been separated to form some stopper slots, the quantity of some stopper slots is identical with the quantity of ball, the size of stopper slot and the size of ball coupling, all stopper slots distribute around described ball seat inside center, ball is arranged in corresponding stopper slot, and ball can freely rotate in stopper slot.
Preferably, described ball seat is made of pedestal and cover for seat, described pedestal is truncated cone-shaped and has circular bottom surface, circular end face and lateral surface, described stopper slot is positioned at the bottom surface of described pedestal, and offer between the adjacent stopper slot to cut off and regulate ditch, each described partition is regulated the end face that ditch is opened on the bottom surface of described pedestal and extends upward and be closed in described pedestal, each described partition is regulated the lateral surface that ditch is opened on described stopper slot and extends radially outwardly to the lateral surface of described pedestal and be opened on described pedestal, described cover for seat is made of lower surface and side, described cover for seat hollow and upper end are opening, described material hole is positioned at the lower surface of described cover for seat, the top of the inner surface of the side of described cover for seat is internal screw thread, the bottom of the inner surface of the side of described cover for seat is the inclined-plane that is complementary with described pedestal lateral surface tapering, described unit head lower end has external screw teeth, in described, external screw teeth is complementary, described cover for seat be placed in described pedestal outer and with described unit head by in described, external screw teeth connects.
Preferably, described pedestal is fixed in described unit head lower end.
Preferably, the end face of described pedestal is greater than the bottom surface of described pedestal.
Preferably, contacted of described stopper slot and described ball are sphere.
Preferably, described ball is steel ball.
Preferably, described ball is provided with three.
The beneficial effects of the utility model are: pipe reduction device of the present utility model comprises unit head, ball seat and ball, unit head can be under power set drive rotates take self axis as axle, ball is placed in the ball seat, ball seat is fixed in the unit head lower end, all balls are positioned at same plane and distribute around the ball seat inside center, all balls can contact with materials in the tube at the inside center place of ball seat, the ball seat lower surface offers the material hole, when unit head when externally power set drive lower High Rotation Speed, ball in the ball seat is and then power head height speed rotation also, simultaneously ball with again rotation can occur after materials in the tube contact, the revolution of ball and spinning motion can compress materials in the tube, and the materials in the tube caliber is dwindled, and the materials in the tube surface finishing behind the draw, size is accurate, be applicable to the manufacturing of needle-tube pen-point, also can be used for the draw that other has similar demand; And the structure that adopts pedestal to combine with cover for seat when ball seat, and offer when cutting off the adjusting ditch at pedestal, can regulate position gap between the ball to satisfy the materials in the tube process requirements of different tube diameters by the conjugation of pedestal and cover for seat.
Description of drawings
Fig. 1 is the utility model sectional structure schematic diagram;
Fig. 2 is the utility model decomposition texture schematic diagram;
Fig. 3 is that the utility model pedestal is equipped with the ball elevational schematic view.
The specific embodiment
Embodiment: a kind of pipe reduction device, comprise unit head 1, ball seat 2 and ball 3, described unit head 1 upper end connects external motive device, described unit head 1 can be under power set drive rotates take self axis as axle, described ball 3 is for steel ball and be provided with three, described ball 3 is placed in the described ball seat 2, described ball seat 2 is fixed in described unit head 1 lower end, all balls 3 are positioned at same plane and distribute around described ball seat 2 inside center, all balls 3 can contact with materials in the tube at the inside center place of described ball seat, described ball seat 2 lower surfaces offer material hole 4, and the center in described material hole is corresponding with described ball seat inside center position.
Wherein, described ball seat 2 inside upper surface have been separated to form three stopper slots 5, the size of stopper slot and the size of ball coupling, all stopper slots distribute around described ball seat inside center, ball 3 is arranged in corresponding stopper slot 5, described stopper slot 5 is sphere with 3 contacted of described balls, and ball can freely rotate in stopper slot.
Wherein, described ball seat 2 is made of pedestal 21 and cover for seat 22, described pedestal 21 is for truncated cone-shaped and have circular bottom surface 211, circular end face 212 and lateral surface 213, the end face 212 of described pedestal 21 is greater than the bottom surface 211 of described pedestal, described stopper slot 5 is positioned at the bottom surface 211 of described pedestal, and offer between the adjacent stopper slot 5 to cut off and regulate ditch 6, each described partition is regulated the end face 212 that ditch 6 is opened on the bottom surface 211 of described pedestal and extends upward and be closed in described pedestal, each described partition is regulated the lateral surface 213 that ditch 6 is opened on described stopper slot 5 and extends radially outwardly to the lateral surface 213 of described pedestal and be opened on described pedestal, described cover for seat 22 is made of lower surface 221 and side 222, described cover for seat 22 hollows and upper end are opening, described material hole 4 is positioned at the lower surface 221 of described cover for seat 22, the top of the inner surface of the side 222 of described cover for seat 22 is internal screw thread 223, the bottom of the inner surface of the side 222 of described cover for seat 22 is the inclined-planes 224 that are complementary with described pedestal lateral surface tapering, described unit head 1 lower end has external screw teeth 11, in described, external screw teeth 223,11 are complementary, described pedestal 21 is fixed in described unit head 1 lower end, described cover for seat 22 be placed in described pedestal 21 outer and with described unit head 1 by in described, external screw teeth 223,11 connect.
Principle of the present utility model and the course of work are as follows: when unit head when externally power set drive lower High Rotation Speed, because whole ball seat is fixed in the unit head lower end, therefore also and then power head height speed rotation of the steel ball in the ball seat, this is the revolution of steel ball, after steel ball contacts with materials in the tube simultaneously again rotation can occur under the effect of frictional force, the revolution of steel ball and spinning motion can compress materials in the tube, and the materials in the tube caliber is dwindled, and materials in the tube surface finishing, size behind the draw are accurate; And the ball seat structure that adopts pedestal to combine with cover for seat, and offer at pedestal and cut off to regulate ditch, can regulate position gap between the steel ball to satisfy the materials in the tube process requirements of different tube diameters thereby affect the cover for seat inner chamfer by the degree that screws togather that changes pedestal and cover for seat to the compression degree of pedestal lateral surface.
Therefore, the utility model is applicable to the draw processing procedure of needle-tube pen-point, but purposes of the present utility model is not limited to this, and what similar process requirements was arranged in every case all can use the utility model.
Claims (8)
1. pipe reduction device, it is characterized in that: comprise unit head (1), ball seat (2) and ball (3), described unit head (1) upper end connects external motive device, described unit head (1) can be under power set drive rotates take self axis as axle, described ball (3) is provided with at least three, described ball (3) is placed in the described ball seat (2), described ball seat (2) is fixed in described unit head (1) lower end, all balls (3) are positioned at same plane and distribute around described ball seat (2) inside center, all balls (3) can contact with materials in the tube at the inside center place of described ball seat, described ball seat (2) lower surface offers material hole (4), and the center in described material hole is corresponding with described ball seat inside center position.
2. pipe reduction device as claimed in claim 1, it is characterized in that: described ball seat (2) inside upper surface has been separated to form some stopper slots (5), the quantity of some stopper slots is identical with the quantity of ball, the size of stopper slot and the size of ball coupling, all stopper slots distribute around described ball seat inside center, ball (3) is arranged in corresponding stopper slot (5), and ball can freely rotate in stopper slot.
3. pipe reduction device as claimed in claim 2, it is characterized in that: described ball seat (2) is made of pedestal (21) and cover for seat (22), described pedestal (21) is for truncated cone-shaped and have circular bottom surface (211), circular end face (212) and lateral surface (213), described stopper slot (5) is positioned at the bottom surface (211) of described pedestal, and offer between the adjacent stopper slot (5) to cut off and regulate ditch (6), each described partition is regulated the end face (212) that ditch (6) is opened on the bottom surface (211) of described pedestal and extends upward and be closed in described pedestal, each described partition is regulated the lateral surface (213) that ditch (6) is opened on described stopper slot (5) and extends radially outwardly to the lateral surface (213) of described pedestal and be opened on described pedestal, described cover for seat (22) is made of lower surface (221) and side (222), described cover for seat (22) hollow and upper end are opening, described material hole (4) is positioned at the lower surface (221) of described cover for seat (22), the top of the inner surface of the side (222) of described cover for seat (22) is internal screw thread (223), the bottom of the inner surface of the side (222) of described cover for seat (22) is the inclined-plane (224) that is complementary with described pedestal lateral surface tapering, described unit head (1) lower end has external screw teeth (11), in described, external screw teeth (223,11) be complementary, described cover for seat (22) be placed in described pedestal (21) outer and with described unit head (1) by in described, external screw teeth (223,11) connect.
4. pipe reduction device as claimed in claim 3, it is characterized in that: described pedestal (21) is fixed in described unit head (1) lower end.
5. pipe reduction device as claimed in claim 3, it is characterized in that: the end face (212) of described pedestal (21) is greater than the bottom surface (211) of described pedestal.
6. pipe reduction device as claimed in claim 2 is characterized in that: described stopper slot (5) is sphere with contacted of described ball (3).
7. pipe reduction device as claimed in claim 1, it is characterized in that: described ball (3) is steel ball.
8. pipe reduction device as claimed in claim 1, it is characterized in that: described ball (3) is provided with three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220490589 CN202845476U (en) | 2012-09-24 | 2012-09-24 | Pipe compressing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220490589 CN202845476U (en) | 2012-09-24 | 2012-09-24 | Pipe compressing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202845476U true CN202845476U (en) | 2013-04-03 |
Family
ID=47976712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220490589 Expired - Fee Related CN202845476U (en) | 2012-09-24 | 2012-09-24 | Pipe compressing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202845476U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102825080A (en) * | 2012-09-24 | 2012-12-19 | 真彩文具股份有限公司 | Pipe contraction device |
-
2012
- 2012-09-24 CN CN 201220490589 patent/CN202845476U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102825080A (en) * | 2012-09-24 | 2012-12-19 | 真彩文具股份有限公司 | Pipe contraction device |
| CN102825080B (en) * | 2012-09-24 | 2015-06-17 | 真彩文具股份有限公司 | Pipe contraction device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130403 Termination date: 20210924 |