CN203636720U - Interchangeable internal engaged gear screwdriver - Google Patents
Interchangeable internal engaged gear screwdriver Download PDFInfo
- Publication number
- CN203636720U CN203636720U CN201320842507.2U CN201320842507U CN203636720U CN 203636720 U CN203636720 U CN 203636720U CN 201320842507 U CN201320842507 U CN 201320842507U CN 203636720 U CN203636720 U CN 203636720U
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- China
- Prior art keywords
- gear
- shaft
- key
- shell
- deep groove
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- 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 an interchangeable internal engaged gear screwdriver, which belongs to the mechanical field and comprises a force amplifier, a handle, a control mechanism, a transmission shaft, a tool changer and a tool, wherein the force amplifier is connected to the handle, the handle is connected to the control mechanism, the control mechanism is connected to the transmission shaft, the tool changer is disposed on the transmission shaft and the tool is connected to the transmission shaft by the tool changer. With the utility model, problems caused by the existing screwdriver that torque needed by disassembly is large, space needed by the disassembly is large and universality of the screwdriver is low are solved. The screwdriver has the advantages of simple structure, reasonable design and easy manufacturing.
Description
Technical field
The utility model belongs to mechanical field, relates to one and revolves tool, more particularly, relates to a kind of interchangeability inside engaged gear formula for dismounting securing member and revolves tool.
Background technology
In actual life, to use and revolve accordingly tool with assembling for the dismounting of screw, nut, bolt, but usually be subject to the restriction of following problem: the one, required moment is larger, or securing member itself gets rusty, causes dismounting difficulty; The 2nd, dismounting limited space, inconvenient use can provide the tool that revolves of larger torque; The 3rd, in the time that the number of dismounting securing member is more, that carries various models revolves tool inconvenience.For first and Second Problem, occurred in the market various torque amplification wrenchs, but also there is following problem in torque amplification wrench: the one, complex structure; The 2nd, hand, to revolving the acting direction of tool and revolving the acting opposite direction of tool to securing member, causes using inconvenient; The 3rd, in the time using the less securing member of torque amplification wrench dismounting moment, because its gearratio is much larger than 1, therefore use expend time in longer.There is not in the market a kind of product that can simultaneously address the above problem.
Summary of the invention
Revolve for existing that the dismounting required torque that tool causes is large, dismounting requisite space is large, revolve the problem that tool versatility is low, the utility model provides a kind of interchangeability inside engaged gear formula to revolve tool.
For addressing the above problem, the utility model adopts following technical scheme.
A kind of interchangeability inside engaged gear formula is revolved tool, comprise force-increasing mechanism, handle, controlling organization, power transmission shaft, tool changing device, cutter, described force-increasing mechanism is connected with handle, described handle is connected with controlling organization, described controlling organization is connected with power transmission shaft, described power transmission shaft is provided with tool changing device, and described cutter is connected with power transmission shaft by tool changing device.
Described force-increasing mechanism is made up of sleeve, knob, screw, shaft end ring, key, power shaft, felt collar, bearing (ball) cover, sealing ring, deep groove ball bearing, left outside shell, packing ring, left retainer, circlip, gear, key, little axle, gear, key, little axle, right retainer, internal gear, output shaft, deep groove ball bearing, key, tight stopper circle, tight stopper circle, gear shaft, right casing, packing ring, described power shaft is coaxial with output shaft, the left end of power shaft connects by key and knob key, and described knob carries out axial location by screw and shaft end ring, described deep groove ball bearing inner ring is connected with power shaft, deep groove ball bearing outer ring is connected with left outside shell, and completing axial location by sleeve and bearing (ball) cover, described bearing (ball) cover and left outside shell are bolted, and between bearing (ball) cover and left outside shell, are provided with sealing ring, the middle part of described power shaft is provided with gear shaft, described gear shaft and gear external toothing, described gear and gear external toothing, described gear connects by key and little axle key, described gear connects by key and little axle key, described gear carries out axle head location by circlip, the axle head locate mode of described gear is identical with gear, all be inserted in respectively in left retainer and right retainer at described little axle and the two ends of little axle, described left retainer and left outside shell are bolted, between left retainer and left outside shell, be provided with packing ring, described right retainer is connected with deep groove ball bearing outer ring, and carry out axial location by two deep groove ball bearings, described deep groove ball bearing carries out axial location by the shaft shoulder of power shaft with tight stopper circle, described gear engages with in internal gear, and described internal gear connects by key and output axle key, and internal gear carries out axial location by tight stopper circle, described left outside shell and right casing are bolted, and between left outside shell and right casing, are provided with packing ring.
Described controlling organization is made up of spring, control stick, claw, gear, shell, described gear is coaxial with shell, one end of described spring is connected with shell, the other end is connected with claw, described control stick is placed in shell, one end of control stick contacts with claw, and one end of described claw is hinged on shell, and the other end is positioned at the position near gear.
Described tool changing device inside is provided with hole, and the cross sectional shape in hole is regular polygon.
One end cross sectional shape of described cutter is regular polygon, and can embed in the hole of tool changing device, and the other end of cutter is cutter head.
Than prior art, the beneficial effects of the utility model are:
(1) the utility model can determine whether to enable force-increasing mechanism according to the size of the required moment of securing member, and operating efficiency is improved.
(2) the utility model can be selected different cutters according to securing member dissimilar, carries more convenient when work.
(3) the utility model is simple in structure, reasonable in design, is easy to manufacture.
Accompanying drawing explanation
Fig. 1 is agent structure schematic diagram of the present utility model;
Fig. 2 is the cutaway view along A-A line in Fig. 1;
Fig. 3 is the cutaway view along B-B line in Fig. 1;
Fig. 4 is the cutaway view along C-C line in Fig. 1.
In figure: 1-force-increasing mechanism, 2-handle, 3-controlling organization, 4-power transmission shaft, 5-tool changing device, 6-cutter, 7-sleeve, 8-knob, 9-screw, 10-shaft end ring, 11-key, 12-power shaft, 13-felt collar, 14-bearing (ball) cover, 15-sealing ring, 16-deep groove ball bearing, 17-left outside shell, 18-packing ring, 19-left retainer, 20-circlip, 21-gear, 22-key, 23-little axle, 24-gear, 25-key, 26-little axle, 27-right retainer, 28-internal gear, 29-output shaft, 30-deep groove ball bearing, 31-key, 32-tight stopper circle, 33-tight stopper circle, 34-gear shaft, 35-right casing, 36-packing ring, 38-spring, 39-control stick, 40-claw, 41-gear, 42-shell.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
As shown in Figure 1, interchangeability inside engaged gear formula is revolved tool and is comprised force-increasing mechanism 1, handle 2, controlling organization 3, power transmission shaft 4, tool changing device 5, cutter 6, described force-increasing mechanism 1 is connected with handle 2, described handle 2 is connected with controlling organization 3, described controlling organization 3 is connected with power transmission shaft 4, described power transmission shaft 4 is provided with tool changing device 5, and described cutter 6 is connected with power transmission shaft 4 by tool changing device 5.
As shown in Figure 2, described force-increasing mechanism 1 is by sleeve 7, knob 8, screw 9, shaft end ring 10, key 11, power shaft 12, felt collar 13, bearing (ball) cover 14, sealing ring 15, deep groove ball bearing 16, left outside shell 17, packing ring 18, left retainer 19, circlip 20, gear 21, key 22, little axle 23, gear 24, key 25, little axle 26, right retainer 27, internal gear 28, output shaft 29, deep groove ball bearing 30, key 31, tight stopper circle 32, tight stopper circle 33, gear shaft 34, right casing 35, packing ring 36 forms, described power shaft 12 is coaxial with output shaft 29, the left end of power shaft 12 connects by key 11 and knob 8 keys, described knob 8 carries out axial location by screw 9 and shaft end ring 10, described deep groove ball bearing 16 inner rings are connected with power shaft 12, deep groove ball bearing 16 outer rings are connected with left outside shell 17, and completing axial location by sleeve 7 and bearing (ball) cover 14, described bearing (ball) cover 14 is bolted with left outside shell 17, between bearing (ball) cover 14 and left outside shell, is provided with sealing ring 15, the middle part of described power shaft 12 is provided with gear shaft 34, described gear shaft 34 and gear 24 external toothings, described gear 24 and gear 21 external toothings, described gear 21 connects by key 22 and little axle 23 keys, described gear 24 connects by key 25 and little axle 26 keys, described gear 21 carries out axle head location by circlip 20, the axle head locate mode of described gear 24 is identical with gear 21, all be inserted in respectively in left retainer 19 and right retainer 27 at described little axle 23 and the two ends of little axle 26, described left retainer 19 is bolted with left outside shell 17, between left retainer 19 and left outside shell 17, be provided with packing ring 18, described right retainer 27 is connected with deep groove ball bearing 30 outer rings, and carry out axial location by two deep groove ball bearings 30, described deep groove ball bearing 30 carries out axial location by the shaft shoulder of power shaft 12 with tight stopper circle 32, described gear 21 engages with internal gear 28 is interior, and described internal gear 28 connects by key 31 and output shaft 29 keys, and internal gear 28 carries out axial location by tight stopper circle 33, described left outside shell 17 is bolted with right casing 35, between left outside shell 17 and right casing 35, is provided with packing ring 36.
As shown in Figure 3, described controlling organization 3 is made up of spring 38, control stick 39, claw 40, gear 41, shell 42, described gear 41 is coaxial with shell 42, one end of described spring 38 is connected with shell 42, the other end is connected with claw 40, and described control stick 39 is placed in shell 42, and one end of control stick 39 contacts with claw 40, one end of described claw 40 is hinged on shell 42, and the other end is positioned at the position near gear 41.
As shown in Figure 4, described tool changing device 5 inside are provided with hole, and the cross sectional shape in hole is regular polygon.
One end cross sectional shape of described cutter 6 is regular polygon, and can embed in the hole of tool changing device 5, and the other end of cutter 6 is cutter head.
Claims (5)
1. an interchangeability inside engaged gear formula is revolved tool, it is characterized in that, comprise force-increasing mechanism (1), handle (2), controlling organization (3), power transmission shaft (4), tool changing device (5), cutter (6), described force-increasing mechanism (1) is connected with handle (2), described handle (2) is connected with controlling organization (3), described controlling organization (3) is connected with power transmission shaft (4), described power transmission shaft (4) is provided with tool changing device (5), and described cutter (6) is connected with power transmission shaft (4) by tool changing device (5).
2. revolve tool according to the interchangeability inside engaged gear formula described in claims 1, it is characterized in that, described force-increasing mechanism (1) is by sleeve (7), knob (8), screw (9), shaft end ring (10), key (11), power shaft (12), felt collar (13), bearing (ball) cover (14), sealing ring (15), deep groove ball bearing (16), left outside shell (17), packing ring (18), left retainer (19), circlip (20), gear (21), key (22), little axle (23), gear (24), key (25), little axle (26), right retainer (27), internal gear (28), output shaft (29), deep groove ball bearing (30), key (31), tight stopper circle (32), tight stopper circle (33), gear shaft (34), right casing (35), packing ring (36) composition, described power shaft (12) is coaxial with output shaft (29), and the left end of power shaft (12) connects by key (11) and knob (8) key, and described knob (8) carries out axial location by screw (9) and shaft end ring (10), described deep groove ball bearing (16) inner ring is connected with power shaft (12), deep groove ball bearing (16) outer ring is connected with left outside shell (17), and complete axial location by sleeve (7) and bearing (ball) cover (14), described bearing (ball) cover (14) is bolted with left outside shell (17), between bearing (ball) cover (14) and left outside shell (17), is provided with sealing ring (15), the middle part of described power shaft (12) is provided with gear shaft (34), described gear shaft (34) and gear (24) external toothing, described gear (24) and gear (21) external toothing, described gear (21) connects by key (22) and little axle (23) key, described gear (24) connects by key (25) and little axle (26) key, described gear (21) carries out axle head location by circlip (20), the axle head locate mode of described gear (24) is identical with gear (21), all be inserted in respectively in left retainer (19) and right retainer (27) at described little axle (23) and the two ends of little axle (26), described left retainer (19) is bolted with left outside shell (17), between left retainer (19) and left outside shell (17), be provided with packing ring (18), described right retainer (27) is connected with deep groove ball bearing (30) outer ring, and carry out axial location by two deep groove ball bearings (30), described deep groove ball bearing (30) carries out axial location by the shaft shoulder of power shaft (12) with tight stopper circle (32), described gear (21) engages with in internal gear (28), and described internal gear (28) connects by key (31) and output shaft (29) key, and internal gear (28) carries out axial location by tight stopper circle (33), described left outside shell (17) is bolted with right casing (35), between left outside shell (17) and right casing (35), is provided with packing ring (36).
3. revolve tool according to the interchangeability inside engaged gear formula described in claims 1, it is characterized in that, described controlling organization (3) is by spring (38), control stick (39), claw (40), gear (41), shell (42) composition, described gear (41) is coaxial with shell (42), one end of described spring (38) is connected with shell (42), the other end is connected with claw (40), described control stick (39) is placed in shell (42), one end of control stick (39) contacts with claw (40), one end of described claw (40) is hinged on shell (42), the other end is positioned at the position near gear (41).
4. revolve tool according to the interchangeability inside engaged gear formula described in claims 1, it is characterized in that, described tool changing device (5) inside is provided with hole, and the cross sectional shape in hole is regular polygon.
5. revolve tool according to the interchangeability inside engaged gear formula described in claims 1, it is characterized in that, one end cross sectional shape of described cutter (6) is regular polygon, and can embed in the hole of tool changing device (5), and the other end of cutter (6) is cutter head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320842507.2U CN203636720U (en) | 2013-12-20 | 2013-12-20 | Interchangeable internal engaged gear screwdriver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320842507.2U CN203636720U (en) | 2013-12-20 | 2013-12-20 | Interchangeable internal engaged gear screwdriver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203636720U true CN203636720U (en) | 2014-06-11 |
Family
ID=50867998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320842507.2U Expired - Fee Related CN203636720U (en) | 2013-12-20 | 2013-12-20 | Interchangeable internal engaged gear screwdriver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203636720U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103707234A (en) * | 2013-12-20 | 2014-04-09 | 包贤强 | Interchangeable inside-engaged-gear type screwing device |
-
2013
- 2013-12-20 CN CN201320842507.2U patent/CN203636720U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103707234A (en) * | 2013-12-20 | 2014-04-09 | 包贤强 | Interchangeable inside-engaged-gear type screwing 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 |
Granted publication date: 20140611 Termination date: 20141220 |
|
| EXPY | Termination of patent right or utility model |