CN204115608U - A kind of tapering empty avoiding type ejector sleeve endoporus length-measuring appliance - Google Patents
A kind of tapering empty avoiding type ejector sleeve endoporus length-measuring appliance Download PDFInfo
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- CN204115608U CN204115608U CN201420585007.XU CN201420585007U CN204115608U CN 204115608 U CN204115608 U CN 204115608U CN 201420585007 U CN201420585007 U CN 201420585007U CN 204115608 U CN204115608 U CN 204115608U
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- tapering
- measuring unit
- ejector sleeve
- empty avoiding
- thimble
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Abstract
The utility model discloses a kind of tapering empty avoiding type ejector sleeve endoporus length-measuring appliance, comprise slider guide seat, described slider guide seat is provided with can relative to the measurement slide block of its movement, described measurement slide block is fixedly installed measuring piece fixed head, described slider guide seat is also fixedly installed the locating piece for fixed product; Described measuring piece fixed head is provided with the measuring unit that can insert in described product endoporus, thimble is inserted with in described measuring unit, one end that described measuring unit inserts internal control is provided with at least one its mobilizable steel ball relatively, and one end that described thimble inserts described measuring unit is taper.By the measuring unit being with the thimble cooperative end part of tapering to arrange steel ball, when thimble moves to the effective cylindrical bore final position of ejector sleeve with measuring unit, because aperture starts to become large, steel ball is to the spacing disappearance of thimble, the position that thimble relative measurement is overlapped changes, thus find out the tapering empty avoiding section starting point position of tapering empty avoiding type ejector sleeve, thus accurately draw the endoporus effective length size of tapering empty avoiding type ejector sleeve.
Description
Technical field
The utility model relate to a kind of tapering empty avoiding type ejector sleeve endoporus length-measuring appliance, belongs to Machining Technology field.
Background technology
The endoporus effective length size detection mode of the tapering empty avoiding type ejector sleeve now usually adopted is as follows: use a bar footpath to insert from empty avoiding end 21 than the measurement round bar in endoporus effective sector hole footpath monolateral greatly 0.01, until cannot continue deeply, measure inserting paragraph length value " L1 ", so total long value " L " of ejector sleeve product and algebraic difference of measurement round bar inserting paragraph length " L1 ", be then the proximity values of ejector sleeve endoporus 22 effective length size value " L2 ", i.e. L2 ≈ L-L1; Specifically as shown in Figure 5.
The weak point of this measuring method is: the first, and which need make the measurement round bar (specification comprises diameter of bore and total length) of dimension according to different specifications, and cost waste is large; The second, measuring process is many, and finally separately just need can draw testing result through calculating, and testing result is not directly perceived; 3rd, as shown in Figure 5, algebraic difference " L-L1 " is proximity values, and effectively long there is some difference with reality, and when product empty avoiding section tapering is less, this difference value is larger.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of tapering empty avoiding type ejector sleeve endoporus length-measuring appliance, by the pore size variation monitoring mechanism of this device, find out the tapering empty avoiding section starting point position of tapering empty avoiding type ejector sleeve, and accurately draw the endoporus effective length size of tapering empty avoiding type ejector sleeve.
In order to solve the problems of the technologies described above, the technical scheme that the utility model adopts is:
A kind of tapering empty avoiding type ejector sleeve endoporus length-measuring appliance, comprise slider guide seat, described slider guide seat is provided with can relative to the measurement slide block of its movement, described measurement slide block is fixedly installed measuring piece fixed head, described slider guide seat is also fixedly installed the locating piece for fixed product; Described measuring piece fixed head is provided with the measuring unit that can insert in described product endoporus, thimble is inserted with in described measuring unit, one end that described measuring unit inserts internal control is provided with at least one its mobilizable steel ball relatively, and one end that described thimble inserts described measuring unit is taper.
Aforesaid a kind of tapering empty avoiding type ejector sleeve endoporus length-measuring appliance, it is characterized in that: described measuring piece fixed head is fixedly installed measuring unit stationary links, described measuring unit is through described measuring unit stationary links, described measuring unit stationary links is connected with the force cover that its position is adjustable relatively, the other end of described thimble is also connected with the thimble connecting link through described force cover, and described thimble connecting link and force are provided with spring between overlapping, the end of described thimble connecting link is provided with clock gauge.
Aforesaid a kind of tapering empty avoiding type ejector sleeve endoporus length-measuring appliance, is characterized in that: be also disposed with lifting screw, lifting screw orienting lug between described locating piece and slider guide seat, described lifting screw be provided with lift adjustment nut.
Aforesaid a kind of tapering empty avoiding type ejector sleeve endoporus length-measuring appliance, it is characterized in that: the surface of described measuring unit is provided with scale mark, and the starting point of described scale mark is the centre of sphere of described steel ball.
Aforesaid a kind of tapering empty avoiding type ejector sleeve endoporus length-measuring appliance, is characterized in that: described locating piece is V-structure, and top is provided with locating support, described locating support is provided with product gib screw.
Aforesaid a kind of tapering empty avoiding type ejector sleeve endoporus length-measuring appliance, is characterized in that: described measuring unit stationary links with force overlap between for being threaded.
Aforesaid a kind of tapering empty avoiding type ejector sleeve endoporus length-measuring appliance, is characterized in that: described clock gauge is arranged on described thimble connecting link by clock gauge fixed block and meter dog screw.
Aforesaid a kind of tapering empty avoiding type ejector sleeve endoporus length-measuring appliance, is characterized in that: the surface of described force cover is provided with slip-resistant texture.
Aforesaid a kind of tapering empty avoiding type ejector sleeve endoporus length-measuring appliance, is characterized in that: the quantity of described steel ball is two, is symmetricly set on described measuring unit.
The beneficial effects of the utility model are: by the measuring unit being with the thimble cooperative end part of tapering to arrange steel ball, when thimble moves to the effective cylindrical bore final position of ejector sleeve with measuring unit, because aperture starts to become large, steel ball is to the spacing disappearance of thimble, the position that thimble relative measurement is overlapped changes, thus find out the tapering empty avoiding section starting point position of tapering empty avoiding type ejector sleeve, thus accurately draw the endoporus effective length size of tapering empty avoiding type ejector sleeve.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of tapering empty avoiding of the utility model type ejector sleeve endoporus length-measuring appliance;
Fig. 2 is the fractionation schematic diagram of a kind of tapering empty avoiding of the utility model type ejector sleeve endoporus length-measuring appliance;
Fig. 3 is the cut-open view of a kind of tapering empty avoiding of the utility model type ejector sleeve endoporus length-measuring appliance;
Fig. 4 is the enlarged diagram of A in Fig. 3;
Fig. 5 is existing measuring method schematic diagram.
Embodiment
below in conjunction with Figure of description, the utility model is further described.
A kind of tapering empty avoiding type ejector sleeve endoporus length-measuring appliance, comprise slider guide seat 1, described slider guide seat 1 is provided with can relative to the measurement slide block 2 of its movement, described measurement slide block 2 is fixedly installed measuring piece fixed head 3, described slider guide seat 1 is also fixedly installed the locating piece 7 for fixed product 20; Described measuring piece fixed head 3 is provided with the measuring unit 14 that can insert in described product 20 endoporus 22, thimble 13 is inserted with in described measuring unit 14, one end that described measuring unit 14 inserts internal control 22 is provided with at least one its mobilizable steel ball 19 relatively, and one end that described thimble 13 inserts described measuring unit 14 is taper.Described measuring piece fixed head 3 is fixedly installed measuring unit stationary links 5, described measuring unit 14 is through described measuring unit stationary links 5, described measuring unit stationary links 5 is connected with the force cover 4 that its position is adjustable relatively, the other end of described thimble 13 is also connected with the thimble connecting link 11 through described force cover 4, and being provided with spring 18 between described thimble connecting link 11 and force cover 4, the end of described thimble connecting link 11 is provided with clock gauge 17.Measuring unit 14 is stretched to after in product 20 endoporus 22, by changing the position of force cover 4 relative measurement cover stationary links 5, making thimble connecting link 11 promote thimble 13 is inserted in measuring unit 14, until the pyramidal structure of thimble 13 end applies outside acting force to steel ball 19, steel ball is contacted with product 20 endoporus 22 wall, thimble 13 cannot be moved forward again, now, by mobile clock gauge 17, make its measuring junction touch force cover 4, and returned to zero.Then promote measuring piece fixed head 3 by traverse measurement slide block 2 to move to the tapering empty avoiding section 21 of product, namely thimble 13 is with measuring unit 14 synchronizing moving, when the position of steel ball 19 moves to the effective cylindrical bore final position of ejector sleeve, namely during tapering empty avoiding section starting point position, because aperture starts to become large, the position-limiting action of steel ball 19 pairs of thimbles 13 starts to disappear, the position that thimble 13 relative measurement is overlapped changes, namely under the effect of spring 18, the position of thimble connecting link 11 relative force cover 4 changes, thus the reading of clock gauge 17 can be caused to occur change.Therefore, when promoting the tapering empty avoiding section 21 of measurement slide block 2 to product and moving, when there is change in the reading of clock gauge 17, namely show that the position of steel ball 19 is just in time at the effective cylindrical bore final position of ejector sleeve, now by measuring the endoporus effective length size that accurately can draw tapering empty avoiding type ejector sleeve.In the present embodiment, clock gauge 17 is arranged on described thimble connecting link 11 by clock gauge fixed block 12 and meter dog screw 16.
And the surface of measuring unit 14 is provided with scale mark in the present embodiment, and the starting point of described scale mark is the centre of sphere of described steel ball 19, therefore, when change appears in the reading of clock gauge 17, the endoporus effective length size of tapering empty avoiding type ejector sleeve can directly be read according to scale mark.
Lifting screw 8, lifting screw orienting lug 6 is also disposed with between described locating piece 7 and slider guide seat 1, described lifting screw 8 is provided with lift adjustment nut 9, by regulating the position of lift adjustment nut 9 OQ t screw rod 8, realize the adjustment to locating piece 7 height, ensure that product 20 and measuring unit 14 are at sustained height.
Described locating piece 7 is V-structure, and top is provided with locating support 10, and described locating support 10 is provided with product gib screw 15, can better fixed product 20, is convenient to improve the precision measured.
For being threaded between described measuring unit stationary links 5 with force cover 4, can change both relative positions by rotating force cover 4, and not have under External Force Acting, both positions can remain unchanged.
The surface of described force cover 4 is provided with slip-resistant texture, is convenient to rotation urging cover 4.In the present embodiment, the quantity of steel ball 19 is two, is symmetricly set on described measuring unit 14, is convenient to the position better controlling thimble 13 relative measurement cover 14.
In sum, the utility model provides a kind of tapering empty avoiding type ejector sleeve endoporus length-measuring appliance, by the pore size variation monitoring mechanism of this device, find out the tapering empty avoiding section starting point position of tapering empty avoiding type ejector sleeve, and accurately draw the endoporus effective length size of tapering empty avoiding type ejector sleeve.
More than show and describe ultimate principle of the present utility model, principal character and advantage.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and instructions just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is by appending claims and equivalent circle thereof.
Claims (9)
1. a tapering empty avoiding type ejector sleeve endoporus length-measuring appliance, it is characterized in that: comprise slider guide seat (1), described slider guide seat (1) is provided with can relative to the measurement slide block (2) of its movement, described measurement slide block (2) is fixedly installed measuring piece fixed head (3), described slider guide seat (1) is also fixedly installed the locating piece (7) for fixed product (20); Described measuring piece fixed head (3) is provided with the measuring unit (14) that can insert in described product (20) endoporus (22), thimble (13) is inserted with in described measuring unit (14), one end that described measuring unit (14) inserts internal control (22) is provided with at least one its mobilizable steel ball (19) relatively, and one end that described thimble (13) inserts described measuring unit (14) is taper.
2. a kind of tapering empty avoiding type ejector sleeve endoporus length-measuring appliance according to claim 1, it is characterized in that: described measuring piece fixed head (3) is fixedly installed measuring unit stationary links (5), described measuring unit (14) is through described measuring unit stationary links (5), described measuring unit stationary links (5) is connected with the force cover (4) that its position is adjustable relatively, the other end of described thimble (13) is also connected with the thimble connecting link (11) through described force cover (4), and described thimble connecting link (11) and force are overlapped between (4) and are provided with spring (18), the end of described thimble connecting link (11) is provided with clock gauge (17).
3. a kind of tapering empty avoiding type ejector sleeve endoporus length-measuring appliance according to claim 2, it is characterized in that: be also disposed with lifting screw (8), lifting screw orienting lug (6) between described locating piece (7) and slider guide seat (1), described lifting screw (8) be provided with lift adjustment nut (9).
4. a kind of tapering empty avoiding type ejector sleeve endoporus length-measuring appliance according to claim 3, it is characterized in that: the surface of described measuring unit (14) is provided with scale mark, and the starting point of described scale mark is the centre of sphere of described steel ball (19).
5. a kind of tapering empty avoiding type ejector sleeve endoporus length-measuring appliance according to claim 4, it is characterized in that: described locating piece (7) is V-structure, and top is provided with locating support (10), described locating support (10) is provided with product gib screw (15).
6. a kind of tapering empty avoiding type ejector sleeve endoporus length-measuring appliance according to claim 5, is characterized in that: described measuring unit stationary links (5) is overlapped between (4) for being threaded with force.
7. a kind of tapering empty avoiding type ejector sleeve endoporus length-measuring appliance according to claim 6, is characterized in that: described clock gauge (17) is arranged on described thimble connecting link (11) by clock gauge fixed block (12) and meter dog screw (16).
8. a kind of tapering empty avoiding type ejector sleeve endoporus length-measuring appliance according to claim 7, is characterized in that: the surface of described force cover (4) is provided with slip-resistant texture.
9. a kind of tapering empty avoiding type ejector sleeve endoporus length-measuring appliance according to claim 8, is characterized in that: the quantity of described steel ball (19) is two, is symmetricly set on described measuring unit (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420585007.XU CN204115608U (en) | 2014-10-11 | 2014-10-11 | A kind of tapering empty avoiding type ejector sleeve endoporus length-measuring appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420585007.XU CN204115608U (en) | 2014-10-11 | 2014-10-11 | A kind of tapering empty avoiding type ejector sleeve endoporus length-measuring appliance |
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| CN204115608U true CN204115608U (en) | 2015-01-21 |
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| CN201420585007.XU Active CN204115608U (en) | 2014-10-11 | 2014-10-11 | A kind of tapering empty avoiding type ejector sleeve endoporus length-measuring appliance |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104296629A (en) * | 2014-10-11 | 2015-01-21 | 昆山名威精密工业有限公司 | Taper empty avoiding type ejector sleeve inner hole length measuring device |
-
2014
- 2014-10-11 CN CN201420585007.XU patent/CN204115608U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104296629A (en) * | 2014-10-11 | 2015-01-21 | 昆山名威精密工业有限公司 | Taper empty avoiding type ejector sleeve inner hole length measuring device |
| CN104296629B (en) * | 2014-10-11 | 2017-01-25 | 昆山名威精密工业有限公司 | Taper empty avoiding type ejector sleeve inner hole length measuring device |
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