CN203791827U - Fine adjustment mechanism for welding head lift - Google Patents
Fine adjustment mechanism for welding head lift Download PDFInfo
- Publication number
- CN203791827U CN203791827U CN201420205775.8U CN201420205775U CN203791827U CN 203791827 U CN203791827 U CN 203791827U CN 201420205775 U CN201420205775 U CN 201420205775U CN 203791827 U CN203791827 U CN 203791827U
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- CN
- China
- Prior art keywords
- gear
- casing
- worm screw
- spring
- plumb joint
- 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 - Lifetime
Links
- 238000003466 welding Methods 0.000 title abstract description 6
- 230000000694 effects Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 238000005476 soldering Methods 0.000 description 10
- 230000000630 rising effect Effects 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000003139 buffering effect Effects 0.000 description 4
- 230000033228 biological regulation Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Landscapes
- Gear Transmission (AREA)
Abstract
The utility model discloses a fine adjustment mechanism for a welding head lift. The fine adjustment mechanism comprises a worm-gear transmission device. A worm gear and a worm are arranged on a same plane; the worm gear is provided with a center hole which is coaxial with a welding head; the wall of the center hole is provided with an internal thread; a lifting sleeve is embedded in the center hole; the outer wall of the lifting sleeve is provided with an external thread matching with the internal thread; one end of the worm is connected with an operating device. The fine adjustment mechanism has the advantages that precision is high, center positioning is accurate and operation is convenient.
Description
Technical field
The utility model belongs to mash welder technical field, the micro-adjusting mechanism of plumb joint lowering or hoisting gear in especially a kind of mash welder.
Background technology
The principle that mash welder normally utilizes resistance heat melting solid metal to form solder joint is welded as the moving contact in switch part, static contact, terminal plate and backplate etc. low-voltage electrical apparatus.Welder in mash welder comprises soldering tip and lower soldering tip, and in order to adapt to the welding needs of different accessories, lower soldering tip is typically provided with the lowering or hoisting gear that can highly regulate it.Traditional lowering or hoisting gear as shown in Figure 1, below lower soldering tip, connect cylinder, cylinder is fixedly arranged on the installing plate of welder, installing plate is provided with installation screw, screw one end is fixedly connected with lower soldering tip, and the screw other end is threaded with cylinder, is provided with the lifting column with the coaxial setting of this screw in cylinder, on lifting column, have the screw coordinating with bolt thread, by regulating the distance rise and fall height of the lower soldering tip of control recently between lifting column adjusting cylinders and installing plate; But this governor motion is arranged on cylinder below, in the time of actual installation, this governor motion is arranged on the position near ground conventionally, operates very inconvenient; And because the lifting of cylinder is only accurate to the lift adjustment of lower soldering tip, easily cause the dislocation of accessory pad and reduction welding effect.
Further in order to improve the accuracy of this lowering or hoisting gear, as described in Figure 2, on installing plate in this welder, be also provided with micro-adjusting mechanism, this micro-adjusting mechanism comprises limited block and top briquetting, top briquetting is arranged on installing plate by adjusting nut, installing plate below is also provided with lower soldering tip top board, when driving top board, air cylinder driven moves upward, Roof is pressed onto adjusting nut nut is moved until top briquetting contacts limited block and cannot move upward again upward together with top briquetting, regulative mode is now the range of carrying out control cylinder by the spiral degree of depth between adjusting top briquetting and adjusting nut.Because the micro-adjusting mechanism of this structure is arranged on a side of installing plate or lower soldering tip, not in coaxial setting, in adjustment process, easily there is deviation with lower soldering tip, the problem that causes degree of regulation to decline.
Utility model content
In order to overcome the deficiencies in the prior art, the utility model provides the micro-adjusting mechanism of a kind of accurate positioning, plumb joint lowering or hoisting gear that degree of regulation is high.
To achieve these goals, the technical solution adopted in the utility model is: a kind of micro-adjusting mechanism of plumb joint lowering or hoisting gear, it is characterized in that: comprise worm gearing, described worm and gear is positioned at same level and worm gear and is provided with and the centre bore of plumb joint coaxial line, center hole wall is provided with internal thread, in described centre bore, be embedded with lifting cover, lifting cover outer wall is provided with the external screw thread with screw-internal thread fit, and described worm screw one end is connected with operating means.
In said structure, operating personnel drive worm screw to rotate one week by manual or electronic or air cylinder driven operating means, worm screw drives worm gear to rotate lattice, worm gear rotates lattice and drives lifting cover rising one circle, (worm screw turns around, worm gear turns lattice, total worm gear 60 lattice, the worm gear lifting cover rising 3mm that turns around, the namely worm screw lifting cover rising 0.05mm that often turns around) flight pitch that puts of lifting can arrange according to actual needs, this structure the fine setting that can realize butt joint lowering or hoisting gear is set, and centre bore and the plumb joint of this worm gear coaxially arrange, more stable more accurate when adjusting.
As further setting of the present utility model, described lifting puts and is provided with the long groove that can move for plumb joint.
In said structure, the setting of the long groove in lifting cover can, so that moving forward and backward of plumb joint makes it can adapt to the motion of multiple accessory in process, expand its scope of application.
As further setting of the present utility model, described operating means comprises handwheel, handwheel one end is installed with connecting axle, connecting axle is connected with worm screw by gear drive, described gear drive comprises the driving bevel gear with the coaxial setting of described connecting axle, described worm screw end is installed with driven bevel pinion, described driving bevel gear and driven bevel pinion Vertical Meshing.
In said structure, this handwheel is connected with worm-drive by gear mechanism, be convenient to the setting of this handwheel, handwheel can be arranged on to the top (i.e. the position of the plumb joint of close required adjustment) of mash welder and be convenient to the position of observing, reduced operator's labour intensity.
As further setting of the present utility model, described worm gearing also comprises casing, described worm gear is arranged in casing, described worm screw is established threaded part and is also arranged in casing, the two ends of described worm screw are exposed outside through casing both sides respectively, the other end that described worm screw is connected with operating means is relatively connected with latch segment, between described latch segment and cabinet exterior, is provided with spring.
In said structure, in the process that is arranged on worm movement by spring between casing and latch segment, can play buffering effect, reduce accident collision.
As further setting of the present utility model, between described spring and casing, be provided with successively brake disc, brake block and worm screw lid, described brake disc is established bossed spring base towards one end of spring, between described latch segment and spring, be provided with the outer back-up ring of spring, the outer back-up ring of described spring is also provided with spring base towards one end of spring.
In said structure, the outer back-up ring of brake block and spring further reinforcement buffering effect is set.
As further setting of the present utility model, described gear drive also comprises gear-box, described driving bevel gear and driven bevel pinion are all arranged in gear-box, described worm gearing comprises casing, described worm gear is arranged in casing, described worm screw is established threaded part and is also arranged in casing, the two ends of described worm screw are exposed outside through casing both sides respectively, one end that described worm screw is connected with driven bevel pinion is arranged with rigidized cover, described rigidized cover one end butt casing, rigidized cover other end butt gear-box, rigidized cover offers can be for the axis hole of worm screw activity.
In said structure, the end that can be exposed outside worm screw that arranges of rigidized cover plays a protective role.
As further setting of the present utility model, described rigidized cover cross section is " work " shape structure.
In said structure, the two ends of rigidized cover respectively butt gear-box and wall box, and the two ends of being somebody's turn to do " work " shape structure can add large contact surface.
Adopt such scheme, micromatic setting of the present utility model has advantages of that precision is high, centralized positioning is accurate, easy to operate.
Below in conjunction with accompanying drawing, the utility model is further described.
Brief description of the drawings
Accompanying drawing 1 is the utility model prior art structural representation;
Accompanying drawing 2 is the utility model prior art structural representation;
Accompanying drawing 3 is the complete machine structure schematic diagram of the utility model specific embodiment welding tip device;
Accompanying drawing 4 is the structural representation of the micromatic setting of the utility model specific embodiment lowering or hoisting gear;
Accompanying drawing 5 is the structural representation of the micromatic setting of the utility model specific embodiment lowering or hoisting gear.
Detailed description of the invention
Specific embodiment of the utility model is the micro-adjusting mechanism of plumb joint lowering or hoisting gear as in Figure 3-5, comprise worm gearing, worm gearing comprises intermeshing worm gear 41 and worm screw 42, worm gear 41 and worm screw 42 are positioned at same level and worm gear 41 and are provided with and the centre bore of plumb joint 2 coaxial lines, center hole wall is provided with internal thread, in centre bore, be embedded with lifting cover 43, lifting is overlapped 43 outer walls and is provided with and the external screw thread of screw-internal thread fit, and worm screw 42 one end are connected with operating means.Operating personnel drive worm screw to rotate one week by manual or electronic or air cylinder driven operating means, worm screw 42 drives worm gear 41 to rotate lattice, worm gear 41 rotates lattice and drives lifting cover 43 rising one circles, flight pitch on lifting cover 43 can arrange according to actual needs, it is 60 lattice that worm gear 41 1 circles are set in the present embodiment, worm gear 41 rotates 43 rising 1.5mm of a circle lifting cover, in the time that worm gear 41 rotates lattice, 43 rising 0.025mm of lifting cover, greatly improve accuracy, this structure the fine setting that can realize butt joint 2 lowering or hoisting gears is set, and the centre bore of this worm gear 41 and plumb joint 2 coaxially arrange, more stable more accurate when adjusting.
Preferably, lifting cover 43 is provided with the long groove 431 that can move for plumb joint.This long groove 431 can, so that moving forward and backward of plumb joint 2 makes it can adapt to the motion of multiple accessory in process, expand its scope of application.
Aforesaid operations device comprises handwheel 71, handwheel 71 is provided with holding rod 716, handwheel 71 one end are installed with connecting axle 711, connecting axle 711 is connected with worm screw 42 by gear drive, gear drive comprises the driving bevel gear 712 with the coaxial setting of connecting axle 711, worm screw 72 ends are installed with driven bevel pinion 713, driving bevel gear 712 and driven bevel pinion 713 Vertical Meshing.This handwheel 71 is in transmission connection by gear mechanism and worm screw 42, is convenient to the setting of this handwheel 71, handwheel 71 can be arranged on to the top of mash welder and be convenient to the position of observing, and has reduced operator's labour intensity.
Above-mentioned worm gearing also comprises casing 44, worm gear 41 is arranged in casing 44, worm screw 42 is established threaded part and is also arranged in casing 44, the two ends of worm screw 42 are exposed outside through casing 44 both sides respectively, the other end that worm screw 42 is connected with operating means is relatively connected with latch segment 45, between latch segment 45 and casing 44 outer walls, is provided with spring 46.Between casing 44 and latch segment 45, can play buffering effect by being arranged in the process that worm screw 42 moves of spring 46, reduce accident collision.
Between above-mentioned spring 46 and casing 44, be provided with successively brake disc 47, brake block 48 and worm screw lid 49, brake disc 47 is established bossed spring base 461 towards one end of spring 46, between latch segment 45 and spring 46, be provided with the outer back-up ring 462 of spring, the outer back-up ring 462 of spring is also provided with spring base 463 towards one end of spring 46.The outer back-up ring 462 of brake block 48 and spring further reinforcement buffering effect is set.
Said gear transmission device also comprises gear-box 714, driving bevel gear 712 and driven bevel pinion 713 are all arranged in gear-box 714, one end that worm screw 42 is connected with driven bevel pinion 713 is arranged with rigidized cover 715, rigidized cover 715 one end butts casing 44, rigidized cover 715 other end butts gear-box 714, and rigidized cover 715 offers can be for the axis hole of worm screw 42 activities.The end that can be exposed outside worm screw 42 that arranges of rigidized cover 715 plays a protective role.
Preferably, rigidized cover 715 cross sections are " work " shape structure.The two ends of rigidized cover 715 respectively butt gear-box 714 and casing 44 sidewalls, and the two ends of being somebody's turn to do " work " shape structure can add large contact surface.
Micromatic setting of the present utility model has advantages of that precision is high, centralized positioning is accurate, easy to operate.
Claims (8)
1. the micro-adjusting mechanism of a plumb joint lowering or hoisting gear, it is characterized in that: comprise worm gearing, described worm and gear is positioned at same level and worm gear and is provided with and the centre bore of plumb joint coaxial line, center hole wall is provided with internal thread, in described centre bore, be embedded with lifting cover, lifting cover outer wall is provided with the external screw thread with screw-internal thread fit, and described worm screw one end is connected with operating means.
2. the micro-adjusting mechanism of plumb joint lowering or hoisting gear according to claim 1, is characterized in that: described lifting puts and is provided with the long groove that can move for plumb joint.
3. the micro-adjusting mechanism of plumb joint lowering or hoisting gear according to claim 1 and 2, it is characterized in that: described operating means comprises handwheel, handwheel one end is installed with connecting axle, connecting axle is connected with worm screw by gear drive, described gear drive comprises the driving bevel gear with the coaxial setting of described connecting axle, described worm screw end is installed with driven bevel pinion, described driving bevel gear and driven bevel pinion Vertical Meshing.
4. the micro-adjusting mechanism of plumb joint lowering or hoisting gear according to claim 1 and 2, it is characterized in that: described worm gearing also comprises casing, described worm gear is arranged in casing, described worm screw is established threaded part and is also arranged in casing, the two ends of described worm screw are exposed outside through casing both sides respectively, the other end that described worm screw is connected with operating means is relatively connected with latch segment, between described latch segment and cabinet exterior, is provided with spring.
5. the micro-adjusting mechanism of plumb joint lowering or hoisting gear according to claim 3, it is characterized in that: described worm gearing also comprises casing, described worm gear is arranged in casing, described worm screw is established threaded part and is also arranged in casing, the two ends of described worm screw are exposed outside through casing both sides respectively, the other end that described worm screw is connected with operating means is relatively connected with latch segment, between described latch segment and cabinet exterior, is provided with spring.
6. the micro-adjusting mechanism of plumb joint lowering or hoisting gear according to claim 4, it is characterized in that: between described spring and casing, be provided with successively brake disc, brake block and worm screw lid, described brake disc is established bossed spring base towards one end of spring, between described latch segment and spring, be provided with the outer back-up ring of spring, the outer back-up ring of described spring is also provided with spring base towards one end of spring.
7. the micro-adjusting mechanism of plumb joint lowering or hoisting gear according to claim 3, it is characterized in that: described gear drive also comprises gear-box, described driving bevel gear and driven bevel pinion are all arranged in gear-box, described worm gearing comprises casing, described worm gear is arranged in casing, described worm screw is established threaded part and is also arranged in casing, the two ends of described worm screw are exposed outside through casing both sides respectively, one end that described worm screw is connected with driven bevel pinion is arranged with rigidized cover, described rigidized cover one end butt casing, rigidized cover other end butt gear-box, rigidized cover offers can be for the axis hole of worm screw activity.
8. the micro-adjusting mechanism of plumb joint lowering or hoisting gear according to claim 7, is characterized in that: described rigidized cover cross section is " work " shape structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420205775.8U CN203791827U (en) | 2014-04-24 | 2014-04-24 | Fine adjustment mechanism for welding head lift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420205775.8U CN203791827U (en) | 2014-04-24 | 2014-04-24 | Fine adjustment mechanism for welding head lift |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203791827U true CN203791827U (en) | 2014-08-27 |
Family
ID=51374096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420205775.8U Expired - Lifetime CN203791827U (en) | 2014-04-24 | 2014-04-24 | Fine adjustment mechanism for welding head lift |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203791827U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106944713A (en) * | 2017-05-18 | 2017-07-14 | 宁波江东启航工业产品设计有限公司 | A kind of welding set |
-
2014
- 2014-04-24 CN CN201420205775.8U patent/CN203791827U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106944713A (en) * | 2017-05-18 | 2017-07-14 | 宁波江东启航工业产品设计有限公司 | A kind of welding set |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200828 Address after: 323000 No. 8 Bailian Road, Nanmingshan Street, Liandu District, Lishui City, Zhejiang Province Patentee after: ZHEJIANG HUAYI ELECTRIC Co.,Ltd. Address before: The front road Meiyuan Ouhai Guo Xi village 325000 Zhejiang city of Wenzhou Province, No. 9 Patentee before: ZHEJIANG XINTONG ELECTRICAL APPLIANCE Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140827 |
|
| CX01 | Expiry of patent term |