CN209542093U - A kind of sewing velocity testing agency - Google Patents
A kind of sewing velocity testing agency Download PDFInfo
- Publication number
- CN209542093U CN209542093U CN201920622191.3U CN201920622191U CN209542093U CN 209542093 U CN209542093 U CN 209542093U CN 201920622191 U CN201920622191 U CN 201920622191U CN 209542093 U CN209542093 U CN 209542093U
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- China
- Prior art keywords
- shaft
- shell
- transmission gear
- gear
- testing agency
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Abstract
The utility model discloses a kind of sewing velocity testing agencies, including shell, the inner cavity of the shell is welded with connecting shaft, the outer surface of the connecting shaft is arranged with torsional spring, the outer surface of the torsional spring is arranged with shifting block, the outer surface of the shifting block offers limiting slot, the inside of the limiting slot is connected with moving tooth by shaft, the inside of the limiting slot is fixed with reed by rivet, the left side of the moving tooth is connected with transmission gear by shaft, the left side of the transmission gear is connected with counting gear by shaft, the leading exterior surface of the counting gear is connected with pointer by shaft, the leading exterior surface of the shell is pasted with dial, the leading exterior surface of the shell is equipped with turn-button.The sewing velocity testing agency uses mechanical count structure, improves service life, and improves detection data accuracy, is convenient for Fast Installation.
Description
Technical field
The utility model relates to debugging tool technical field of sewing, specially a kind of sewing velocity testing agency.
Background technique
Sewing velocity refers to the number of sewing machine needle thorn per minute, and sewing velocity testing agency is mainly for detection of sewing speed
Degree.
Existing sewing velocity testing agency is mainly made of counter and striker, pierces striker by needle, touches striker
Counter SW, since counter SW is push type, after long-time service, will lead to the sensitive of switch to detect sewing velocity
Degree decline, influences detection data accuracy, and existing sewing velocity testing agency needs to fix by fixed frame and sewing machine,
Sewing speed detecting mechanism is fixed again, it is cumbersome, therefore need to design a kind of sewing velocity testing agency to solve
The above problem.
Utility model content
The purpose of this utility model is to provide a kind of sewing velocity testing agencies, to solve to propose in above-mentioned background technique
Service life it is low, be used for a long time and will affect the accuracy of detection data, relatively complicated problem is installed.
To achieve the above object, the utility model provides the following technical solutions: a kind of sewing velocity testing agency, including outer
Shell, the inner cavity of the shell are welded with connecting shaft, and the outer surface of the connecting shaft is arranged with torsional spring, the appearance surface cover of the torsional spring
Equipped with shifting block, the outer surface of the shifting block offers limiting slot, and the inside of the limiting slot is connected with moving tooth by shaft, described
The inside of limiting slot is fixed with reed by rivet, and the left side of the moving tooth is connected with transmission gear, the transmission by shaft
The left side of gear is connected with counting gear by shaft, and the leading exterior surface of the counting gear is connected with pointer by shaft,
The leading exterior surface of the shell is pasted with dial, and the leading exterior surface of the shell is equipped with turn-button.
Preferably, the shifting block and connecting shaft form rotational structure, and the shifting block and torsional spring form elastic construction.
Preferably, the moving tooth and limiting slot form rotational structure, and the moving tooth engages with transmission gear, the turn-button
Bottom end passes through outer surface of outer cover, and the bottom end of turn-button engages with the leading exterior surface of transmission gear.
Preferably, the transmission gear is engaged with counting gear, and the transmission gear and counting gear form rotational structure,
The number of teeth of the counting gear is four times of the number of teeth of transmission gear, the space width of the counting gear and the between cog of transmission gear
Away from equal.
Preferably, the lower surface of the shell is bonded with sucker, and the top of the sucker is bonded with connecting tube, the connection
Sealing ring is embedded on the inside of pipe, the inside of the sealing ring is equipped with spool.
Preferably, it is welded with button on the left of the spool, venthole is offered on the inside of the spool, the spool
Outer surface is arranged with spring, and the spool and spring form elastic construction, and the spool and connecting tube form stretching structure.
Compared with prior art, the utility model has the beneficial effects that the sewing velocity testing agency uses mechanical count
Structure improves service life, and improves detection data accuracy, is convenient for Fast Installation；
(1) it is provided with shifting block, moving tooth and reed, shifting block is pierced by needle, makes shifting block that moving tooth be driven to stir driving cog
Wheel recycles reed deformation to generate elastic force and is applied to moving tooth, moving tooth is made to set back, and completes once to count, solves electrometer
After number is used for a long time, the problem of sensitivity declines is switched, and then reach using mechanical count structure, improved service life, improved
The effect of detection data accuracy.
(2) it is provided with button, sucker, connecting tube and spool, by making outer in push button band movable valve plug retraction connecting tube
Portion's air is connected to by venthole with connecting tube, is bonded by sucker with sewing machine table, the gas in connecting tube is passed through logical
Stomata is discharged in connecting tube, then is set back by spool, can make sucker that sewing machine table be sucked, and then reaches convenient for quick
The effect of installation.
Detailed description of the invention
Fig. 1 is the structure front schematic view of the utility model；
Fig. 2 is the structure front cross-sectional schematic diagram of the utility model；
Fig. 3 is structure enlargement diagram at A in Fig. 2 of the utility model；
Fig. 4 is structure enlargement diagram at B in Fig. 2 of the utility model.
In figure: 1, shell；2, shifting block；3, connecting shaft；4, torsional spring；5, transmission gear；6, counting gear；7, pointer；8, it presses
Button；9, sucker；10, turn-button；11, limiting slot；12, moving tooth；13, connecting tube；14, sealing ring；15, spool；16, venthole；17,
Spring；18, reed；19, dial.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, a kind of embodiment provided by the utility model: a kind of sewing velocity testing agency, including shell
1, the inner cavity of shell 1 is welded with connecting shaft 3, and the outer surface of connecting shaft 3 is arranged with torsional spring 4, and the outer surface of torsional spring 4 is arranged with shifting block
2, shifting block 2 and connecting shaft 3 form rotational structure, and shifting block 2 and torsional spring 4 form elastic construction, are turned in connecting shaft 3 by shifting block 2
It is dynamic, it is able to drive the rotation of moving tooth 12, one end of torsional spring 4 and connecting shaft 3 are fixed, and the other end and shifting block 2 are fixed, make shifting block 2 without outer
When power applies, state as shown in Figure 2 can be remained.
The outer surface of shifting block 2 offers limiting slot 11, and the inside of limiting slot 11 is connected with moving tooth 12, moving tooth 12 by shaft
Rotational structure is formed with limiting slot 11, moving tooth 12 engages with transmission gear 5, and the bottom end of turn-button 10 passes through 1 outer surface of shell, and turns
The bottom end of button 10 engages with the leading exterior surface of transmission gear 5, is engaged by moving tooth 12 with transmission gear 5, enables moving tooth 12
The rotation of transmission gear 5 is stirred, is engaged by 10 bottom end of turn-button with 5 surface of transmission gear, turn-button 10 is made to be able to drive transmission gear 5
Rotation.
The inside of limiting slot 11 is fixed with reed 18 by rivet, and the left side of moving tooth 12 is connected with transmission gear by shaft
5, transmission gear 5 is engaged with counting gear 6, and transmission gear 5 and counting gear 6 form rotational structure, and the number of teeth of counting gear 6 is
The space width of four times of the number of teeth of transmission gear 5, counting gear 6 is equal with the space width of transmission gear 5, and transmission gear 5 can
Counting gear 6 is driven to rotate, and four circle of the rotation of transmission gear 5, counting gear 6 can rotate a circle.
The left side of transmission gear 5 is connected with counting gear 6 by shaft, and the leading exterior surface of counting gear 6 passes through shaft
It is connected with pointer 7, the leading exterior surface of shell 1 is pasted with dial 19, and the leading exterior surface of shell 1 is equipped with turn-button 10, shell 1
Lower surface be bonded with sucker 9, the top of sucker 9 is bonded with connecting tube 13, and the inside of connecting tube 13 is embedded with sealing ring 14, close
The inside of seal 14 is equipped with spool 15, and sealing ring 14 plays the role of increasing spool 15 and 13 junction leakproofness of connecting tube, even
Adapter tube 13 plays the role of ventilation.
The left side of spool 15 is welded with button 8, and the inside of spool 15 offers venthole 16, and the outer surface of spool 15 is arranged
There is spring 17, spool 15 and spring 17 form elastic construction, and spool 15 and connecting tube 13 form stretching structure, 8 energy of button press
Enough band movable valve plugs 15 move in connecting tube 13, and venthole 16 plays the role of ventilation, and spring 17, which plays, provides elastic force for button 8
Effect, make button 8 when no external force applies, can remain state as described in Figure 4.
Working principle: firstly, by the way that shifting block 2 is placed on needle bottom end, then push button 8 contracts with movable valve plug 15
Enter in connecting tube 13, be connected to outside air with connecting tube 13 by venthole 16, be bonded by sucker 9 with sewing machine table,
Gas in connecting tube 13 is discharged in connecting tube 13 by venthole 16, then by release button 8, is produced using 17 deformation of spring
Raw elastic force is applied to button 8, and button 8 is made to set back with movable valve plug 15, so that sealing ring 14 is closed venthole 16, utilizes sucker 9
Inside and outside differential pressure, make sucker 9 that sewing machine table be sucked.
Shifting block 2 is pierced by needle, makes shifting block 2 that moving tooth 12 be driven to stir transmission gear 5,18 deformation of reed is recycled to produce
Raw elastic force is applied to moving tooth 12, and moving tooth 12 is made to set back, and completes primary counting, stirs counting gear 6 by transmission gear 5,
Make counting gear 6 that pointer 7 be driven to rotate, cooperates the scale on 19 surface of dial, that is, may know that sewing machine one minute has pierced how many
It is secondary, it is more practical to calculate sewing velocity.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (6)
1. a kind of sewing velocity testing agency, including shell (1), it is characterised in that: the inner cavity of the shell (1) is welded with connection
The outer surface of axis (3), the connecting shaft (3) is arranged with torsional spring (4), and the outer surface of the torsional spring (4) is arranged with shifting block (2), institute
The outer surface for stating shifting block (2) offers limiting slot (11), and the inside of the limiting slot (11) is connected with moving tooth (12) by shaft,
The inside of the limiting slot (11) is fixed with reed (18) by rivet, and the left side of the moving tooth (12) is connected with biography by shaft
The left side of moving gear (5), the transmission gear (5) is connected with counting gear (6) by shaft, before the counting gear (6)
End outer surface is connected with pointer (7) by shaft, and the leading exterior surface of the shell (1) is pasted with dial (19), described outer
The leading exterior surface of shell (1) is equipped with turn-button (10).
2. a kind of sewing velocity testing agency according to claim 1, it is characterised in that: the shifting block (2) and connecting shaft
(3) rotational structure is formed, the shifting block (2) and torsional spring (4) form elastic construction.
3. a kind of sewing velocity testing agency according to claim 1, it is characterised in that: the moving tooth (12) and limiting slot
(11) rotational structure is formed, the moving tooth (12) engages with transmission gear (5), and the bottom end of the turn-button (10) passes through shell (1)
Outer surface, and the bottom end of turn-button (10) engages with the leading exterior surface of transmission gear (5).
4. a kind of sewing velocity testing agency according to claim 1, it is characterised in that: the transmission gear (5) and meter
Number gear (6) engagement, the transmission gear (5) and counting gear (6) form rotational structure, the number of teeth of the counting gear (6)
It is four times of the number of teeth of transmission gear (5), the space width of the counting gear (6) is equal with the space width of transmission gear (5).
5. a kind of sewing velocity testing agency according to claim 1, it is characterised in that: the lower surface of the shell (1)
It is bonded with sucker (9), the top of the sucker (9) is bonded with connecting tube (13), is embedded on the inside of the connecting tube (13) close
The inside of seal (14), the sealing ring (14) is equipped with spool (15).
6. a kind of sewing velocity testing agency according to claim 5, it is characterised in that: weld in the left side of the spool (15)
It is connected to button (8), is offered venthole (16) on the inside of the spool (15), the outer surface of the spool (15) is arranged with spring
(17), the spool (15) and spring (17) form elastic construction, and the spool (15) and connecting tube (13) form stretching structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920622191.3U CN209542093U (en) | 2019-05-05 | 2019-05-05 | A kind of sewing velocity testing agency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920622191.3U CN209542093U (en) | 2019-05-05 | 2019-05-05 | A kind of sewing velocity testing agency |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209542093U true CN209542093U (en) | 2019-10-25 |
Family
ID=68246616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920622191.3U Expired - Fee Related CN209542093U (en) | 2019-05-05 | 2019-05-05 | A kind of sewing velocity testing agency |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209542093U (en) |
-
2019
- 2019-05-05 CN CN201920622191.3U patent/CN209542093U/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: 20191025 |