CN213135887U - Punching fixing device for front support of elevator motor shell - Google Patents
Punching fixing device for front support of elevator motor shell Download PDFInfo
- Publication number
- CN213135887U CN213135887U CN202021611991.4U CN202021611991U CN213135887U CN 213135887 U CN213135887 U CN 213135887U CN 202021611991 U CN202021611991 U CN 202021611991U CN 213135887 U CN213135887 U CN 213135887U
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- Prior art keywords
- clamping jaws
- disc
- fixing device
- support
- bevel gear
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- Expired - Fee Related
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- 238000004080 punching Methods 0.000 title claims abstract description 17
- 240000004282 Grewia occidentalis Species 0.000 claims description 6
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 210000000078 claw Anatomy 0.000 description 13
- 239000011148 porous material Substances 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The application discloses a punching fixing device for a front support of an elevator motor shell in the technical field of elevator processing, which comprises a disc, an operating handle, a clamping assembly and a plurality of positioning holes, wherein the clamping assembly is positioned on a central axis of the disc, the positioning holes are annularly arranged on the circular surface of the disc, the clamping assembly comprises a plurality of clamping jaws which can synchronously link and extend along the radial direction of the disc, the operating handle is detachably connected with the clamping assembly, the clamping assembly comprises a central bevel gear, the automatic clamping device comprises a support, three clamping jaws and three self-locking lead screws, wherein three sliding grooves for the clamping jaws to slide are formed in the support, the support is coaxial with a disc, a central bevel gear is fixed in the center of the support and is meshed with a driven bevel gear, the lead screws are arranged on connecting shafts of the driven bevel gear, the lead screws are in threaded connection with the clamping jaws, the bottoms of the clamping jaws are arranged in the sliding grooves of the support, and an operating handle is clamped with the central bevel gear. The clamping jaws in the clamping assembly extend outwards to abut against the hole wall of the central hole by rotating the operating handle, so that the fixing device can be quickly aligned.
Description
Technical Field
The utility model relates to an elevator processing technology field, concretely relates to fixing device that punches for elevator motor housing fore-stock.
Background
Modern elevators are mainly composed of a traction machine (winch), guide rails, a counterweight, safety devices (such as a speed limiter, a safety gear, a buffer and the like), a signal control system, a car, a hall door and the like. These parts are installed in the hoistway and machine room of the building, respectively. Usually, a steel wire rope is used for friction transmission, the steel wire rope bypasses a traction sheave, two ends of the steel wire rope are respectively connected with a car and a balance weight, and a motor drives the traction sheave to lift the car. The elevator requires safety and reliability, high conveying efficiency, accurate leveling, comfortable riding and the like.
The motor and the speed reducer part in the elevator need to use a motor shell, the motor shell consists of a front support, a base and an underframe, the front support is shown in figure 1, a center hole is formed in the center of the front support, two opposite waist-shaped grooves are formed in the center hole in the vertical direction, a through hole is formed in the front support and located in the center hole in the annular direction, the through hole is used for installing a screw on a traction machine, therefore, the through hole needs to be formed in the corresponding position of the front support, and the prior art does not have a fixing tool for punching the front support.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to prior art's not enough, design a fixing device that punches that is used for elevator motor housing fore-stock specially.
The utility model discloses a fixing device that punches for elevator motor housing fore-stock, including disc, operation handle, chucking subassembly and a plurality of locating hole, the chucking subassembly is located the axis of disc, the locating hole ring is established on the disc's disc, the chucking subassembly includes a plurality of synchronous linkages of ability and follows the jack catch of the radial direction extension of disc, the operation handle can be dismantled with the chucking subassembly and be connected.
The utility model discloses a theory of operation and beneficial effect: the utility model discloses a fixing device punches, a plurality of through-holes with the central symmetry of centre bore and set up are based on will beating on the fore-stock, it is specific including a disc, the diameter of disc is greater than the diameter of centre bore simultaneously the locating hole also be the equipartition on the fore-stock and on the hoop of centre bore, through pressing the disc in the centre bore department of fore-stock, can be through drawing the periphery vertically position line with the disc on the disc, the rotating disc, make one of them waist type groove on position line and the centre bore align, later rotatory action bars, make the jack catch outwards extend and then support on the pore wall of centre bore, the axis that the locating hole used the centre bore at this moment is central symmetry, after centering, it punches towards the fore-stock to pass the drill bit, can obtain the through-hole of relevant position.
The utility model discloses a set up the chucking subassembly, make the jack catch in the chucking subassembly outwards extend the pore wall of supporting tight centre bore through the rotation operation handle, make fixing device can the quick alignment, just can realize the purpose of punching to the fore-stock through the locating hole after the centering. The utility model discloses alignment centering only needs several seconds just can realize.
Furthermore, the number of the clamping jaws is at least three, and the plurality of clamping jaws are symmetrically arranged by taking the central axis of the disc as the center. More than three clamping jaws are arranged and are annularly arranged by taking a disc as a center, and the synchronous linkage and the quick alignment and centering of the clamping jaws can be realized by rotating the operating handle.
Preferred mode one, the chucking subassembly is the triangle chuck, the triangle chuck includes chuck body and three jack catch, and the rack toothing on the dish silk that sets up and the jack catch on the chuck body is equipped with three slide rails on the chuck body corresponding three jack catch's the position, jack catch swing joint on the slide rail, operation handle and chuck body joint. Circumference evenly distributed between the three jack catch, the angle that forms between every jack catch is 120, and the structure of every jack catch, size are unanimous completely, and when operating handle and chuck body joint, rotatory operating handle makes chuck body pivoted time, the jack catch outwards extends along the slide rail, and three jack catch contradicts the pore wall of centre bore simultaneously. Therefore, the three clamping jaws automatically expand on the sliding rail, and self-centering and correct alignment can be achieved.
The clamping assembly is a four-corner chuck, the four-corner chuck comprises a chuck body and four clamping jaws, a wire coil arranged on the chuck body is meshed with racks on the clamping jaws, four sliding rails are arranged on the chuck body in positions corresponding to the four clamping jaws, the clamping jaws are movably connected on the sliding rails, and the operating handle is connected with the chuck body in a clamped mode. The theory of operation of four corners chuck and triangle chuck is unanimous, circumference evenly distributed between four jack catchs, and the angle that forms between every jack catch is 90, and the structure of every jack catch, size are unanimous completely, and when operating handle and chuck body joint, rotatory operating handle makes chuck body pivoted, and the jack catch outwards extends along the slide rail, and four jack catchs contradict the pore wall of centre bore simultaneously. Therefore, the four clamping jaws automatically expand on the sliding rail, and self-centering and correct alignment can be achieved.
Preferably, the clamping assembly comprises a central bevel gear, a support, three jaws and three lead screws, three sliding grooves for the jaws to slide are formed in the support, the support is coaxial with a disc, the central bevel gear is fixed in the center of the support and meshed with a driven bevel gear, the lead screws are arranged on a connecting shaft of the driven bevel gear, the lead screws are in threaded connection with the jaws, the bottoms of the jaws are arranged in the sliding grooves of the support, and the operating handle is clamped with the central bevel gear. Circumference evenly distributed between the three jack catchs, the angle that forms between every jack catch is 120, and the structure of every jack catch, size are identical completely, and when the operating handle and central bevel gear joint, rotatory operating handle makes central bevel gear pivoted time, and the driven bevel gear that lies in on the central bevel gear ring week also rotates, drives the lead screw and rotates, and the lead screw rotates and makes three jack catchs with lead screw threaded connection slide in the spout and then outwards extend in step.
Further preferably, one end of the clamping jaw, which extends outwards, is connected with a supporting rod, a sleeve for the supporting rod to slide is sleeved outside the clamping jaw, and the sleeve is fixed at the bottom of the disc. The claw of the three embodiments is connected with the supporting rod, the end head of the supporting rod is abutted against the hole wall of the central hole, the sleeve is arranged outside the supporting rod, and the supporting rod is limited and supported in moving.
Further preferably, the top end of the supporting rod is arc-shaped. In order to protect the hole wall of the central hole, the top end of the abutting rod is arranged into a circular arc shape.
Furthermore, the number of the positioning holes is four, and the four positioning holes are circumferentially distributed on the central axis of the disc. The front bracket is prepared according to the processing requirements of the front bracket.
Furthermore, two opposite positioning holes are movably connected with positioning rods, and handles are arranged on the positioning rods. The handle is arranged, so that the fixing device can be conveniently extracted, and the positioning rod is inserted after the hole is punched, so that the positioning hole can be prevented from being blocked by scraps in the punching process.
Further preferably, for quick positioning, an elastic positioning block is arranged at the bottom of the disc and at the center of the two positioning holes. When the disc is placed, the positioning block is clamped in the waist-shaped groove, and the positioning is finished, so that the alignment and the centering can be immediately carried out.
Drawings
FIG. 1 is a schematic structural view of a front bracket;
fig. 2 is a schematic structural view of an embodiment 1 of the punching and fixing device for the front bracket of the elevator motor housing according to the present invention;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
fig. 4 is a schematic view of fig. 3 showing a front view of the positioning rod inserted therein.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the front bracket 1, a central hole 11, a through hole 12, a waist-shaped groove 13, a positioning hole 21, a disc 22, a support 23, a semicircular sleeve 24, a central bevel gear 231, a driven bevel gear 232, a screw 233, a claw 234, an abutting rod 235, a sliding chute 236 and a positioning rod 3.
Fig. 1 is a schematic structural diagram of a prior art front support 1, a center hole 11 is formed in the center of the front support 1, two opposite waist-shaped grooves 13 are vertically formed in the center hole 11, a through hole 12 needs to be formed in the front support 1 and located on the circumferential direction of the center hole 11, and the through hole 12 is used for installing a screw on a traction machine.
Example 1 is substantially as shown in figures 2 to 4: a punching fixing device for a front support of an elevator motor shell comprises a disc 22, an operating handle, a clamping assembly and four positioning holes 21, wherein the clamping assembly is located on the central axis of the disc 22, the four positioning holes 21 are annularly arranged on the circular surface of the disc 22, the clamping assembly comprises three clamping jaws 234 which can synchronously link and extend along the radial direction of the disc 22, the clamping assembly further comprises a central bevel gear 231, a support 23 and three lead screws 233, three sliding grooves 236 for the clamping jaws 234 to slide are formed in the support 23, the support 23 and the disc 22 are coaxial, the central bevel gear 231 is fixed in the center of the support 23, the central bevel gear 231 is meshed with a driven bevel gear 232, the lead screws are arranged on a connecting shaft of the driven bevel gear 232, the lead screws 233 are in threaded connection with the clamping jaws 234, the bottoms of the clamping jaws 234 are arranged in the sliding grooves 236 of the support 23. The three claws 234 are evenly distributed on the circumference by taking the center of the support 13 as the center of a circle, the angle formed between each claw 234 is 120 degrees, and the structure and the size of each claw 234 are completely consistent, when the operation handle is clamped with the central bevel gear 231, the operation handle is rotated to rotate the central bevel gear 231, the driven bevel gear 232 positioned on the circumference of the central bevel gear 231 also rotates to drive the lead screw 233 to rotate, the lead screw 233 rotates to drive the three claws 234 which are in threaded connection with the lead screw 233 to slide in the sliding grooves 236 and further extend outwards synchronously, one end of the claws 234 extending outwards is connected with the supporting rod 235, the outer part is sleeved with the semicircular sleeve 24 for the supporting rod 235 to slide, the semicircular sleeve 24 is fixed on the bottom wall of the disc 22, the top end of the supporting rod 235 is arc-shaped, when the operation handle is rotated, the three claws 234 extend outwards to drive the supporting rod 235 to extend outwards along the sleeve direction and finally abut against, realize alignment and close the location, swing joint has locating lever 3 in two relative locating holes 21, is provided with the handle on the locating lever 3, sets up the handle and can conveniently to fixing device's extraction, inserts locating lever 3 after having beaten the hole simultaneously, can prevent that the sweeps from blockking up locating hole 21 when punching.
The embodiment 2 is different from the embodiment 1 only in the change of the clamping assembly, the clamping assembly is a triangular chuck, the triangular chuck comprises a chuck body and three jaws 234, a wire coil arranged on the chuck body is meshed with a rack on the jaws 234, three slide rails are arranged on the chuck body corresponding to the three jaws 234, the jaws 234 are movably connected on the slide rails, and an operating handle is clamped with the chuck body. The three claws 234 are evenly distributed on the circumference, the angle formed between each claw 234 is 120 degrees, the structure and the size of each claw 234 are completely consistent, when the operating handle is clamped with the chuck body, and the chuck body rotates by rotating the operating handle, the claws 234 extend outwards along the sliding rails, and the three claws 234 simultaneously abut against the hole wall of the central hole 11. Thus, self-centering and proper alignment can be achieved by the automatic expansion of the three jaws 234 on the slide.
The embodiment 3 is different from the embodiment 1 only in the change of the clamping device, the clamping assembly is a four-corner chuck, the four-corner chuck comprises a chuck body and four jaws 234, a wire coil arranged on the chuck body is meshed with the racks on the jaws 234, four sliding rails are arranged on the chuck body corresponding to the four jaws 234, the jaws 234 are movably connected on the sliding rails, and the operating handle is clamped with the chuck body. The operating principle of four corners chuck and triangle chuck is unanimous, circumference evenly distributed between four jack catchs 234, and the angle that forms between every jack catch 234 is 90, and structure, the size of every jack catch 234 are unanimous completely, and when the operating handle and the joint of chuck body, rotatory operating handle makes the chuck body pivoted, jack catch 234 outwards extends along the slide rail, and four jack catchs 234 contradict the pore wall of centre bore 11 simultaneously. Thus, self-centering and proper alignment can be achieved by the automatic expansion of the four jaws 234 on the slide.
The embodiment 4 is different from the embodiment 1 only in that an elastic positioning block which is clamped with the waist-shaped groove 13 is arranged at the bottom of the disc 22 and at the center of the two positioning holes 21, when the disc 22 is placed, the positioning block is clamped in the waist-shaped groove 13, and the positioning is finished, so that the alignment and the centering can be immediately carried out.
Claims (10)
1. The utility model provides a fixing device that punches for elevator motor housing fore-stock which characterized in that: including disc, handle, chucking subassembly and a plurality of locating hole, the chucking subassembly is located the axis of disc, the locating hole ring is established on the disc's disc, the chucking subassembly includes a plurality of jack catchs that can the synchronous linkage and extend along the radial direction of disc, the handle can be dismantled with the chucking subassembly and be connected.
2. The punching fixing device for the front bracket of the shell of the elevator motor as claimed in claim 1, wherein: the number of the clamping jaws is at least three, and the plurality of clamping jaws are symmetrically arranged by taking the central axis of the disc as a center.
3. The punching fixing device for the front bracket of the shell of the elevator motor as claimed in claim 2, wherein: the clamping assembly is a triangular chuck, the triangular chuck comprises a chuck body and three clamping jaws, a wire coiling arranged on the chuck body is meshed with a rack on the clamping jaws, three slide rails are arranged on the chuck body in positions corresponding to the three clamping jaws, the clamping jaws are movably connected on the slide rails, and the operating handle is connected with the chuck body in a clamping mode.
4. The punching fixing device for the front bracket of the shell of the elevator motor as claimed in claim 2, wherein: the clamping assembly is a four-corner chuck, the four-corner chuck comprises a chuck body and four clamping jaws, a wire coiling arranged on the chuck body is meshed with racks on the clamping jaws, four sliding rails are arranged on the chuck body in positions corresponding to the four clamping jaws, the clamping jaws are movably connected on the sliding rails, and the operating handle is connected with the chuck body in a clamped mode.
5. The punching fixing device for the front bracket of the shell of the elevator motor as claimed in claim 2, wherein: the clamping assembly comprises a central bevel gear, a support, three clamping jaws and three lead screws, three sliding chutes for the clamping jaws to slide are formed in the support, the support is coaxial with a disc, the central bevel gear is fixed in the center of the support and meshed with a driven bevel gear, the lead screws are arranged on connecting shafts of the driven bevel gear, the lead screws are in threaded connection with the clamping jaws, the bottoms of the clamping jaws are arranged in the sliding chutes of the support, and the operating handle is clamped with the central bevel gear.
6. The punching and fixing device for the front bracket of the elevator motor shell as claimed in any one of claims 1 to 5, characterized in that: the outside one end that extends of jack catch is connected with supports the pole, the outside cover of jack catch is equipped with the gliding sleeve pipe of confession support pole, the sleeve pipe is fixed in the bottom of disc.
7. The perforating fixture for the front brackets of elevator motor housings of claim 6, characterized in that: the top end of the supporting rod is arc-shaped.
8. The hole punching and fixing device for the front bracket of the elevator motor shell as recited in claim 7, wherein the positioning holes are four, and four positioning holes are circumferentially distributed around the central axis of the disk.
9. The punching fixing device for the front bracket of the elevator motor shell as recited in claim 8, wherein the two opposite positioning holes are movably connected with positioning rods, and the positioning rods are provided with handles.
10. The punching fixing device for the front bracket of the elevator motor shell as recited in claim 9, wherein an elastic locating block is provided at the bottom of the disc and at the center of the two locating holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021611991.4U CN213135887U (en) | 2020-08-05 | 2020-08-05 | Punching fixing device for front support of elevator motor shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021611991.4U CN213135887U (en) | 2020-08-05 | 2020-08-05 | Punching fixing device for front support of elevator motor shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213135887U true CN213135887U (en) | 2021-05-07 |
Family
ID=75736389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021611991.4U Expired - Fee Related CN213135887U (en) | 2020-08-05 | 2020-08-05 | Punching fixing device for front support of elevator motor shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213135887U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114101740A (en) * | 2021-11-30 | 2022-03-01 | 湖南普特思电子科技有限公司 | Carrier processing device of mobile phone vibration motor |
-
2020
- 2020-08-05 CN CN202021611991.4U patent/CN213135887U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114101740A (en) * | 2021-11-30 | 2022-03-01 | 湖南普特思电子科技有限公司 | Carrier processing device of mobile phone vibration motor |
| CN114101740B (en) * | 2021-11-30 | 2022-12-06 | 苏州昌明自动化科技有限公司 | Carrier processing device of mobile phone vibration motor |
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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 |
Granted publication date: 20210507 |
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| CF01 | Termination of patent right due to non-payment of annual fee |