CN207171446U - A kind of screw tightness device - Google Patents
A kind of screw tightness device Download PDFInfo
- Publication number
- CN207171446U CN207171446U CN201720990663.1U CN201720990663U CN207171446U CN 207171446 U CN207171446 U CN 207171446U CN 201720990663 U CN201720990663 U CN 201720990663U CN 207171446 U CN207171446 U CN 207171446U
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- gear
- axle
- screw
- tightness device
- fixedly connected
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Abstract
The utility model discloses a kind of screw tightness device, including bottom plate, bottom plate left part is vertically and fixedly provided with side plate, bottom plate front and rear portions are fixed with front slide groove, rear sliding groove, sliding panel is installed, sliding panel is slidably connected with front slide groove, rear sliding groove, and take-up is fixedly arranged in the middle of above sliding panel between front slide groove and rear sliding groove, take-up is connected with side plate by expansion link, and bottom plate right part is fixed with workpiece fixing axle.The utility model is simple in construction, reasonable in design, and in workpiece assembling process, the screwing force of screw is enough, workpiece is connected firmly；In the unloading process that works, screw is unscrewed conveniently, the screw of workpiece is easily dismantled；The axial distance of screwdriver and screw is adjustable, and the elastic of screw is realized by hydraulic means, easily laborsaving, and operating efficiency is high, will not at all damage nut slot.
Description
Technical field
A kind of field of mechanical technique is the utility model is related to, more particularly to a kind of screw tightness device.
Background technology
At present, the assembling of industrial products, screw connection is widely used to fasten.Substantial amounts of screw assembling needs artificial complete
Into Automatic manual transmission operation is still highly labor-intensive.In global industry assembling, nearly 70% is made up of threaded connection, spiral shell
Line connection occupies 1/3rd of whole assembly work amounts.
In assembly work, often occur twisting sliding by the nut slot of screw or tighten the inadequate phenomenon of degree, in dismounting work
During part, also frequently encounter some overtorquings, corrosion or be not easy to turn with the screw painted, glue sealed, especially inner cross head spiral shell
Silk, often due to the strength deficiency that pressure is pressed, and the nut slot of screw is destroyed, the dismounting of screw workpiece is not got off.
Utility model content
In order to overcome the shortcomings of existing research, the utility model patent provides a kind of screw tightness device, reasonable in design,
In workpiece assembling process, the screwing force of screw is enough, workpiece is connected firmly；In the unloading process that works, the screw side of unscrewing
Just, the screw of workpiece is made easily to dismantle；The axial distance of screwdriver and screw is adjustable, and the pine of screw is realized by hydraulic means
Tightly, easily laborsaving, operating efficiency is high, will not at all damage nut slot.To realize above-mentioned function, above-mentioned technology of the present utility model
Problem is mainly what is be addressed by following technical proposals：
The utility model discloses a kind of screw tightness device, including bottom plate, bottom plate left part is vertically and fixedly provided with side plate, bottom plate
Front and rear portions are fixed with front slide groove, rear sliding groove, sliding panel are provided between front slide groove and rear sliding groove, sliding panel is with before
Sliding groove, rear sliding groove are slidably connected, and take-up is fixedly arranged in the middle of above sliding panel, and take-up passes through expansion link with side plate
Connection, bottom plate right part are fixed with workpiece fixing axle.
Further, the take-up include gear, lower gear, rack, gear grooved, rack respectively with gear,
Lower gear engagement connection, gear, lower gear, rack are located in gear grooved, and gear is located at the top of gear grooved, lower gear position
In the bottom of gear grooved, rack is located at the front portion of gear grooved.
Further, the gear axle center is fixedly connected with gear axle, gear grooved right upper portion and gear axle pair
The position answered is provided with upper shaft hole, and gear shaft extension goes out on the right side of gear grooved, and gear axle right-hand member is fixedly connected with conversion cutter head, lower tooth
Wheel axle center is fixedly connected with lower tooth wheel shaft, and gear grooved lower right side position corresponding with lower tooth wheel shaft is provided with lower shaft hole, lower gear
Shaft extension goes out on the right side of gear grooved, and lower tooth wheel shaft right-hand member is fixedly connected with conversion cutter head, and conversion cutter head is fixedly connected with screwdriver.
Further, the rack is driven by hydraulic means.
Further, the conversion cutter head is fixedly connected by its axial bolt with gear axle, lower tooth wheel shaft.
Further, the expansion link right-hand member is fixedly connected with gear grooved left side central portion.
Further, telescopic hole is provided with the middle part of the side plate, expansion link is flexibly connected by telescopic hole with side plate.
Further, the expansion link is driven by the cylinder, and cylinder is fixed on side plate left surface.
Further, the workpiece fixing axle is arranged vertically, covers beam barrel in workpiece fixing axle, beam barrel and workpiece fixing axle it
Between the gap that is formed coordinate with conversion hollow shaft, axis hole is provided with the middle part of workpiece fixing axle, axis hole coordinates with thin axle.
Further, the beam barrel and conversion hollow shaft and elastic work pieces mate is wanted, workpiece fixing axle and gear axle,
Lower tooth wheel shaft axial line is at grade.
Operation principle and process of the present utility model.
When assembling the screw outside a sleeve, according to the actual conditions of sleeve, increase beam barrel in workpiece fixing axle
The height of sleeve is adjusted, the fitness that dress changes hollow shaft to adjust sleeve axis hole with change hollow shaft in workpiece fixing axle.
If the screw outside sleeve is highly sufficiently high, sleeve with conversion hollow shaft coordinate after, can in workpiece fixing axle axis hole,
Insert the fixation that thin axle is easy to sleeve.Coordinate corresponding screwdriver according to the screw outside sleeve, selected according to screwdriver
Cutter head is changed, screwdriver is fixedly connected with conversion cutter head.The position that sleeve is tightened up a screw again and the position of the screwdriver of gear grooved
Alignment.
At this moment the distance of screwdriver and screw is adjusted according to the position of screwdriver and screw, expansion link is driven by cylinder
It is flexible, drive gear grooved to move left and right, so as to drive sliding panel to be horizontally slipped in front slide groove, rear sliding groove, adjust always
In the whole groove for just inserting cap nut to screwdriver.
At this moment rack is driven to move up and down by hydraulic means, so as to realize the rotation of gear, lower gear, so as to band
The rotation of dynamic gear axle, lower tooth wheel shaft, the rotation of gear shaft drives the rotation of screwdriver by changing cutter head, and screwdriver is inserted
Enter in the groove of cap nut, so as to realize the elastic of screw.
The elastic of screw thread is realized by rack pinion engaged transmission, the screw of screwdriver and screw is adjusted by cylinder
The distance of clevis, the height of workpiece is adjusted by installing beam barrel, and workpiece and workpiece fixing axle are adjusted by changing hollow shaft
Fitness, the axis perpendicular degree of workpiece is kept by the cooperation of thin axle and workpiece fixing axle axis hole.
The beneficial effects of the utility model：
The utility model is simple in construction, reasonable in design, and in workpiece assembling process, the screwing force of screw is enough, makes workpiece
It is connected firmly；In the unloading process that works, screw is unscrewed conveniently, the screw of workpiece is easily dismantled；Screwdriver and screw
Axial distance is adjustable, and the elastic of screw is realized by hydraulic means, easily laborsaving, and operating efficiency is high, will not at all damage nut
Groove.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of screw tightness device dimensional structure diagram described in the utility model.
Fig. 2 is a kind of screw tightness device schematic elevation view described in the utility model.
Fig. 3 is a kind of screw tightness device left view schematic diagram described in the utility model.
In figure：1st, bottom plate；2nd, side plate；21st, telescopic hole；3rd, front slide groove；4th, rear sliding groove；5th, sliding panel；6th, it is elastic
Device；61st, gear；62nd, lower gear；63rd, rack；64th, gear grooved；65th, gear axle；66th, upper shaft hole；67th, lower tooth wheel shaft；
68th, lower shaft hole；7th, expansion link；8th, workpiece fixing axle；81st, beam barrel；82nd, hollow shaft is changed；83rd, axis hole；9th, cutter head is changed；10、
Cylinder.
Embodiment
Preferred embodiment of the present utility model is described in detail below in conjunction with the accompanying drawings, so that the advantages of the utility model
It can be easier to be readily appreciated by one skilled in the art with feature, it is apparent clear and definite so as to be made to the scope of protection of the utility model
Define.
As Figure 1-3, the utility model discloses a kind of screw tightness device, including bottom plate 1, the left part of bottom plate 1 are vertical
Side plate 2 is fixed with, the front and rear portions of bottom plate 1 are fixed with front slide groove 3, rear sliding groove 4, pacified between front slide groove 3 and rear sliding groove 4
Equipped with sliding panel 5, sliding panel 5 is slidably connected with front slide groove 3, rear sliding groove 4, and sliding panel 5 is fixedly arranged in the middle of elastic dress above
6 are put, take-up 6 is connected with side plate 2 by expansion link 7, and the right part of bottom plate 1 is fixed with workpiece fixing axle 8.
The take-up 6 include gear 61, lower gear 62, rack 63, gear grooved 64, rack 63 respectively with gear
61st, the engagement of lower gear 62 connection, gear 61, lower gear 62, rack 63 are located in gear grooved 64, and gear 61 is located at gear
The top of groove 64, lower gear 62 are located at the bottom of gear grooved 64, and rack 63 is located at the front portion of gear grooved 64.
The axle center of gear 61 is fixedly connected with gear axle 65, and the right upper portion of gear grooved 64 is corresponding with gear axle 65
Position be provided with upper shaft hole 66, gear axle 65 stretches out the right side of gear grooved 64, and the right-hand member of gear axle 65 is fixed with conversion cutter head 9 to be connected
Connect, the axle center of lower gear 62 is fixedly connected with lower tooth wheel shaft 67, and the lower right side of gear grooved 64 is opened with 67 corresponding position of lower tooth wheel shaft
There is lower shaft hole 68, lower tooth wheel shaft 67 stretches out the right side of gear grooved 64, and the right-hand member of lower tooth wheel shaft 67 is fixedly connected with conversion cutter head 9, changed
Cutter head 9 is fixedly connected with screwdriver.
The rack 63 is driven by hydraulic means.
The conversion cutter head 9 is fixedly connected by its axial bolt with gear axle 65, lower tooth wheel shaft 67.
The right-hand member of expansion link 7 is fixedly connected with the left side central portion of gear grooved 64.
The middle part of side plate 2 is provided with telescopic hole 21, and expansion link 7 is flexibly connected by telescopic hole 21 with side plate.
The expansion link 7 is driven by cylinder 10, and cylinder 10 is fixed on the left surface of side plate 2.
Further, the workpiece fixing axle 8 is arranged vertically, and beam barrel 81 is covered in workpiece fixing axle 8, and beam barrel 81 is consolidated with workpiece
The gap formed between dead axle 8 coordinates with conversion hollow shaft 82, and the middle part of workpiece fixing axle 8 is provided with axis hole 83, axis hole 83 and thin axle
Coordinate.
The beam barrel 81 and conversion hollow shaft 82 and want elastic work pieces mate, workpiece fixing axle 8 and gear axle 65, under
The axial line of gear shaft 67 is at grade.
Operation principle and process of the present utility model.
When assembling the screw outside a sleeve, according to the actual conditions of sleeve, increase beam barrel in workpiece fixing axle 8
81 to adjust the height of sleeve, is filled in workpiece fixing axle 8 and changes hollow shaft 82 to adjust sleeve axis hole and conversion hollow shaft 82
Fitness.If the screw outside sleeve is highly sufficiently high, after sleeve coordinates with conversion hollow shaft 82, it can consolidate in workpiece
In the axis hole 83 of dead axle 8, the fixation that thin axle is easy to sleeve is inserted.Coordinate corresponding screwdriver, root according to the screw outside sleeve
Select to change cutter head 9 according to screwdriver, screwdriver is fixedly connected with conversion cutter head 9.The position that sleeve is tightened up a screw again and gear
The position alignment of the screwdriver of groove 64.
At this moment the distance of screwdriver and screw is adjusted according to the position of screwdriver and screw, expansion link is driven by cylinder
7 stretch, drives gear grooved 64 to move left and right, so as to drive sliding panel 5 to be horizontally slipped in front slide groove 3, rear sliding groove 4,
Screwdriver is adjusted to always just to insert in the groove of cap nut.
At this moment rack 63 is driven to move up and down by hydraulic means, so as to realize the rotation of gear 61, lower gear 62,
So as to drive the rotation of gear axle 65, lower tooth wheel shaft 67, the rotation of gear shaft drives turning for screwdriver by changing cutter head 9
It is dynamic, and in the groove of screwdriver insertion cap nut, so as to realize the elastic of screw.
The elastic of screw thread is realized by rack pinion engaged transmission, the screw of screwdriver and screw is adjusted by cylinder
The distance of clevis, the height of workpiece is adjusted by installing beam barrel 81, consolidated by changing hollow shaft 82 to adjust workpiece with workpiece
The fitness of dead axle 8, the axis perpendicular degree of workpiece is kept by the cooperation of thin axle and the axis hole 83 of workpiece fixing axle 8.
The beneficial effects of the utility model：
The utility model is simple in construction, reasonable in design, and in workpiece assembling process, the screwing force of screw is enough, makes workpiece
It is connected firmly；In the unloading process that works, screw is unscrewed conveniently, the screw of workpiece is easily dismantled；Screwdriver and screw
Axial distance is adjustable, and the elastic of screw is realized by hydraulic means, easily laborsaving, and operating efficiency is high, will not at all damage nut
Groove.
It is described above, only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited to
In this, any change or replacement expected without creative work, should all cover within the scope of protection of the utility model.
Therefore, the scope of protection of the utility model should be determined by the scope of protection defined in the claims.
Claims (10)
1. a kind of screw tightness device, it is characterised in that including bottom plate (1), bottom plate (1) left part is vertically and fixedly provided with side plate (2), bottom
Plate (1) front and rear portions are fixed with front slide groove (3), rear sliding groove (4), are provided between front slide groove (3) and rear sliding groove (4)
Sliding panel (5), sliding panel (5) are slidably connected with front slide groove (3), rear sliding groove (4), and sliding panel (5) is fixedly arranged in the middle of above
Take-up (6), take-up (6) are connected with side plate (2) by expansion link (7), and bottom plate (1) right part is fixed with workpiece fixing axle
(8)。
2. a kind of screw tightness device according to claim 1, it is characterised in that the take-up (6) includes upper tooth
(61), lower gear (62), rack (63), gear grooved (64) are taken turns, rack (63) engages with gear (61), lower gear (62) respectively
Connection, gear (61), lower gear (62), rack (63) are located in gear grooved (64), and gear (61) is located at gear grooved (64)
Top, lower gear (62) is located at the bottom of gear grooved (64), and rack (63) is located at the front portion of gear grooved (64).
3. a kind of screw tightness device according to claim 2, it is characterised in that gear (61) axle center and upper tooth
Wheel shaft (65) is fixedly connected, and gear grooved (64) right upper portion position corresponding with gear axle (65) is provided with upper shaft hole (66), on
Gear shaft (65) is stretched out on the right side of gear grooved (64), and gear axle (65) right-hand member is fixedly connected with conversion cutter head (9), lower gear (62)
Axle center is fixedly connected with lower tooth wheel shaft (67), and gear grooved (64) lower right side position corresponding with lower tooth wheel shaft (67) is provided with lower axle
Hole (68), lower tooth wheel shaft (67) are stretched out on the right side of gear grooved (64), and lower tooth wheel shaft (67) right-hand member is fixedly connected with conversion cutter head (9),
Conversion cutter head (9) is fixedly connected with screwdriver.
4. a kind of screw tightness device according to claim 3, it is characterised in that the rack (63) is driven by hydraulic means
It is dynamic.
5. a kind of screw tightness device according to claim 3, it is characterised in that the conversion cutter head (9) passes through its axle
To bolt be fixedly connected with gear axle (65), lower tooth wheel shaft (67).
6. a kind of screw tightness device according to claim 1, it is characterised in that expansion link (7) right-hand member and gear
Groove (64) left side central portion is fixedly connected.
7. a kind of screw tightness device according to claim 1, it is characterised in that be provided with the middle part of the side plate (2) flexible
Hole (21), expansion link (7) are flexibly connected by telescopic hole (21) with side plate.
8. a kind of screw tightness device according to claim 1, it is characterised in that the expansion link (7) is by cylinder (10)
Driving, cylinder (10) are fixed on side plate (2) left surface.
A kind of 9. screw tightness device according to claim 1, it is characterised in that the vertical cloth of the workpiece fixing axle (8)
Put, beam barrel (81) is covered in workpiece fixing axle (8), the gap formed between beam barrel (81) and workpiece fixing axle (8) is hollow with changing
Axle (82) coordinates, and axis hole (83) is provided with the middle part of workpiece fixing axle (8), and axis hole (83) coordinates with thin axle.
10. a kind of screw tightness device according to claim 9, it is characterised in that the beam barrel (81) and conversion are hollow
Axle (82) is with wanting elastic work pieces mate, and workpiece fixing axle (8) is with gear axle (65), lower tooth wheel shaft (67) axial line same
In plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720990663.1U CN207171446U (en) | 2017-08-09 | 2017-08-09 | A kind of screw tightness device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720990663.1U CN207171446U (en) | 2017-08-09 | 2017-08-09 | A kind of screw tightness device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207171446U true CN207171446U (en) | 2018-04-03 |
Family
ID=61744420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720990663.1U Active CN207171446U (en) | 2017-08-09 | 2017-08-09 | A kind of screw tightness device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207171446U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112025275A (en) * | 2020-08-26 | 2020-12-04 | 徐冰 | Equipment for stably assembling screwdriver |
-
2017
- 2017-08-09 CN CN201720990663.1U patent/CN207171446U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112025275A (en) * | 2020-08-26 | 2020-12-04 | 徐冰 | Equipment for stably assembling screwdriver |
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| GR01 | Patent grant |