CN210334412U - Tool for mounting hole of inner flange of crane wire rope electric hoist drum car - Google Patents
Tool for mounting hole of inner flange of crane wire rope electric hoist drum car Download PDFInfo
- Publication number
- CN210334412U CN210334412U CN201921095724.3U CN201921095724U CN210334412U CN 210334412 U CN210334412 U CN 210334412U CN 201921095724 U CN201921095724 U CN 201921095724U CN 210334412 U CN210334412 U CN 210334412U
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- flange
- wire rope
- jacking
- guide
- hole
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Abstract
The utility model relates to a flange mounting hole frock in hoist wire rope electric block reel car, including an internal expanding guide holder, 3 guide arms are equally divided and arranged at one end of the internal expanding guide holder, the middle of the guide arm is a through hole, a stay bar is arranged in the guide arm, one end of the stay bar is a jacking action part, the other end is a top contact part, the top contact part is an inclined plane; the other end of the inner expansion guide seat is provided with a flange surface, and a length adjusting section is fixed through a screw; and a jacking section is fixed at the other end of the length adjusting section through a flange, and a conical tip hole is formed in the opening end of the jacking section. When the supporting device is used, the center at one end of the lathe is jacked into the jacking section, the center at the other end is in contact with the center contact part and is jacked tightly, the supporting rod extends out in the jacking process, and the jacking action part is jacked on the inner wall of the winding drum, so that jacking is realized. The utility model has the advantages of simple structure, convenient operation can satisfy multiple processing demand through changing the accessory.
Description
Technical Field
The utility model relates to a car hole frock, especially long thin wall section of thick bamboo, like the tight frock in top of flange mounting hole in the tip of hoist wire rope electric block reel.
Background
The outer wall of the drum is a continuous and close spiral groove used for sequentially clamping the steel wire rope to wind and store the steel wire rope. The electric hoist winding drum is a long and thin-walled drum, a flange is embedded according to the condition of the electric hoist winding driving device after the electric hoist winding drum is independently turned and formed, and the flange mounting hole influences the rotation coaxiality of the winding drum, so the processing and mounting requirements are high.
In order to obtain high assembly precision, the inner holes of flanges at two ends of an electric hoist winding drum need to be turned in the same process; the electric hoist winding drum is a thin-walled drum, and a soft cover clamp is required to clamp and process the electric hoist winding drum in conventional processing, but the length of the soft cover clamp is limited aiming at the long thin-walled drum, so that the clamping is difficult to ensure, and the coaxiality in the processing process is ensured.
The existing literature documents also provide some technical solutions, for example, a cylindrical thin-walled part lathe fixture disclosed in chinese patent publication No. CN204524831U uses an inner core rod to clamp and fix the cylindrical thin-walled part by expanding, but the fixture is cumbersome to install, and needs to screw many adjusting screws to obtain an ideal clamping effect. The chinese patent publication No. CN208467317U discloses a clamping tool for thin cylindrical workpiece turning, which also uses an inner screw to match with an expandable support plate to clamp the cylindrical workpiece, but the concentricity adjustment also needs to be completed under a machine tool, which makes the adjustment difficult.
At present, inner holes at two ends of a long thin-walled cylinder such as a crane steel wire rope electric hoist winding drum still belong to difficult technology in the field of machining, so that a special tool needs to be designed to realize quick, reliable and high-precision clamping.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a flange mounting hole frock in hoist wire rope electric block reel car to adopt current center lathe just can realize in the hope. The utility model discloses flange mounting hole frock in hoist wire rope electric block reel car, including an internal expanding guide holder, its one end equalling is provided with 3 guide arms, be the through-hole in the middle of the guide arm, install the vaulting pole in it, the one end of vaulting pole is the tight effect portion in top, and the other end is top contact site, top contact site is the inclined plane;
the other end of the inner expansion guide seat is provided with a flange surface, and a length adjusting section is fixed through a screw;
and a jacking section is fixed at the other end of the length adjusting section through a flange, and a conical tip hole is formed in the opening end of the jacking section.
As a further improvement, the top contact part is an inward concave conical surface, and is matched with the top conical top to improve the top force of the stay bar.
As a further improvement of the utility model, a sliding groove is arranged on the stay bar, and the flat section of the sliding groove is vertical to the central axis of a conical surface formed by the inclined planes of the 3 top contact parts;
the middle part of the guide rod is provided with a threaded hole, a guide screw is screwed in the threaded hole, and the end part of the guide screw is clamped in the sliding groove; after the guide screw is screwed in, on one hand, the stay bar cannot fall off from the through hole of the guide rod, and on the other hand, the inclined plane of the tip contact part of the stay bar can be always positioned in the tip direction.
Furthermore, a balancing rod is arranged on the length adjusting section.
Still further, a through hole is formed in the length adjusting section, and a balance rod is arranged in the through hole.
During the use, will the utility model discloses in the interior flange mounting hole frock of hoist wire rope electric block reel car fills in the hole of waiting to process the reel, at this moment, 3 vaulting poles prop in advance in the reel one end, reserve and wait to process the flange position, the balancing pole props middle part position in the reel simultaneously, makes whole the utility model discloses flange mounting hole frock is in the horizontality basically in the hoist wire rope electric block reel car. A centre is clamped in the middle of the chuck end of the lathe and is jacked into the conical centre hole; then, the centre of the tailstock of the machine tool is jacked into a conical surface formed by the centre contact parts of the 3 support rods, the centre extrudes the centre contact parts at the moment, and the jacking action parts of the support rods are jacked on the inner wall of the winding drum, so that one end of the winding drum is fixed; and then clamping the other end of the winding drum by using a three-jaw chuck or a four-jaw chuck of the machine tool to fully fix the winding drum and adjust the center of circle, so that the turning processing can be carried out on the flange mounting hole on the inner side of the winding drum. During processing, the outer side surface is processed simultaneously, so that the inner and outer coaxiality is ensured; then the dismouting the utility model discloses flange mounting hole frock in hoist wire rope electric block reel car trades one end processing, through centre gripping, the alignment of jack catch to outer disc, ensures the axiality of both ends processing.
The utility model discloses, can set up vaulting pole, length adjustment section and the balancing pole of a plurality of dimensions according to the dimension of waiting to process the reel, can satisfy the processing needs.
The utility model discloses flange mounting hole frock in hoist wire rope electric block reel car compares with the lathe work frock among the prior art and has following advantage:
(1) the structure is simple, the jacking and fixing are directly realized through the action of the centre, and no extra adjusting fastener is needed;
(2) the fittings of a plurality of specifications can be arranged as required, and the processing requirements of the winding drums with different dimensions can be met by simple adjustment.
Drawings
Fig. 1 is a schematic view of the expanded state of the flange mounting hole tool in the crane wire rope electric block drum car of the utility model;
fig. 2 is a schematic view of the whole structure of the flange mounting hole tool in the crane wire rope electric block drum car of the utility model;
fig. 3 is a schematic view of the use state of the flange mounting hole tool in the crane wire rope electric block drum car of the present invention;
fig. 4 is the utility model discloses the user state cross-sectional view of the interior flange mounting hole frock of hoist wire rope electric block reel car.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 and 2, the structure of the tool for installing the flange in the drum car of the electric hoist for the steel wire rope of the crane of the present invention is schematically illustrated; the utility model relates to an internal expanding type tool, which is provided with an internal expanding guide seat 301, the end part of the internal expanding guide seat is provided with 3 guide rods 302 in equal parts, the middle of each guide rod 302 is a through hole, a stay bar 303 is arranged in the through hole, one end of the stay bar 303 is a jacking action part and is propped against the inner wall of a winding drum to be processed, the other end of the stay bar 303 is a tip contact part 304, and the tip contact part 304 is an inclined plane; the stay 303 is installed in the through hole of the guide bar 302 and can slide along the guide bar 302.
In order to enable the 3 tip contact parts 304 to be in a uniform tip direction when the stay 303 is in a free state, a sliding groove 305 is formed in the stay 303, and a flat section of the sliding groove 305 is perpendicular to a central axis of a conical surface formed by inclined surfaces of the 3 tip contact parts 304; a threaded hole is formed in the middle of the guide rod 302, a guide screw 306 is screwed in the threaded hole, and the end of the guide screw 306 is clamped in the sliding groove 305; after the guide screw 306 is screwed in, on one hand, the stay 303 does not fall out of the through hole of the guide bar 302, and on the other hand, the inclined surface of the tip contact portion 304 of the stay 303 can be always positioned in the tip direction.
The other end of the inner expanding guide seat 301 is provided with a flange surface, a length adjusting section 307 is fixed through a screw, and the length adjusting section 307 can select a proper length according to the length of a specific winding drum to be processed.
A tightening section 308 is fixed at the other end of the length adjusting section 307 through a flange, a conical tip hole 309 is formed at the opening end of the tightening section 308, and the conical tip hole 309 (the reference number is shown in fig. 4) is matched with the tip.
Further, a through hole is formed in the length adjusting section 307, and a balance bar 310 is disposed in the through hole.
As shown in fig. 3 and 4, the schematic view of the present invention is a schematic view of the use state of the tool for installing the flange in the drum car of the electric hoist for the steel wire rope of the crane. During the use, will the utility model discloses in hoist wire rope electric block reel car flange mounting hole frock 3 fills in waiting to process the hole of reel 2, at this moment, 3 vaulting poles 303 strut in reel 2 one end in advance, reserve and wait to process the flange position, and balancing pole 310 struts the middle part position in reel 2 simultaneously, makes whole the utility model discloses in hoist wire rope electric block reel car flange mounting hole frock 3 is in the horizontality basically, balancing pole 310's length is than 2 little 5-20mm of reel internal diameters, has so both made things convenient for the frock to put into, by the axle center position that can ensure that the tight section 308 tip in top is roughly at reel 2.
The center 1 is clamped in the middle of the chuck end of the lathe, and the center 1 is jacked into the conical center hole 309; then, the center 1 of the tailstock of the machine tool is jacked into a conical surface formed by the center contact parts 304 of the 3 supporting rods 303, at the moment, the center 1 extrudes the center contact parts 304, and the jacking action parts of the supporting rods 303 are jacked on the inner wall of the winding drum 2, so that one end of the winding drum 2 is fixed; and then clamping the other end of the winding drum 2 by using a three-jaw chuck or a four-jaw chuck of a machine tool to fully fix the winding drum 2, and turning the flange mounting hole on the inner side of the winding drum 2 by adjusting the center of a circle. During processing, the outer side surface is processed simultaneously, so that the inner and outer coaxiality is ensured; then the dismouting the utility model discloses flange mounting hole frock 3 in hoist wire rope electric block reel car trades one end processing, through centre gripping, the alignment of jack catch to outer disc, ensures the axiality of both ends processing.
In order to improve the tightening effect of the centre 1 on the support rod 303, the centre contact part 304 is a concave conical surface and is matched with the conical top of the centre 1.
The utility model discloses, easy dismounting, and can be according to the specification of the reel 2 of waiting to process, set up vaulting pole 303, length adjustment section 307, and balancing pole 310 of a plurality of specifications, can satisfy the processing needs.
Although the above-mentioned long thin-walled cylinder related to hoist wire rope electric block reel, the utility model discloses a frock is not limited to this, still can be used to other long cylinder parts's hole processing advantageously.
While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited to the embodiments disclosed, but is capable of numerous equivalents and substitutions without departing from the spirit of the invention, the equivalents and substitutions being limited only by the scope of the appended claims.
Throughout the description and claims of this specification, the terms "comprise" and "comprise," and variations thereof, mean "including but not limited to," and are not intended to exclude other elements, additions, components, integers or stages.
Throughout the description and claims of this specification, the singular forms "a", "an", and "the" include plural referents unless the context requires otherwise. In particular, where the indefinite article is used, the specification is to be understood as contemplating plurality as well as singularity, unless the context requires otherwise.
All of the features disclosed in this specification (including any accompanying claims, abstract and drawings), and/or all of the steps of any method or process so disclosed, may be combined in any combination, except combinations where at least some of such features and/or steps are mutually exclusive.
Each feature disclosed in this specification (including any accompanying claims, abstract and drawings) may be replaced by alternative features serving the same, equivalent or similar purpose, unless expressly stated otherwise. Thus, each feature disclosed is one example only of a generic series of equivalent or similar features unless expressly stated otherwise.
The invention is not limited to the details of any of the foregoing embodiments. The invention extends to any novel one, or any novel combination, of the features disclosed in this specification (including any accompanying claims, abstract and drawings), or to any novel one, or any novel combination, of the steps of any method or process so disclosed.
Claims (6)
1. The tool for installing the flange in the drum car of the steel wire rope electric hoist of the crane is characterized by comprising an inner expansion guide seat, wherein 3 guide rods are arranged at one end of the inner expansion guide seat in equal parts, a through hole is formed in the middle of each guide rod, a support rod is arranged in each guide rod, one end of each support rod is a jacking action part, the other end of each support rod is a top contact part, and each top contact part is an inclined plane;
the other end of the inner expansion guide seat is provided with a flange surface, and a length adjusting section is fixed through a screw;
and a jacking section is fixed at the other end of the length adjusting section through a flange, and a conical tip hole is formed in the opening end of the jacking section.
2. The tool for installing the flange in the drum car of the crane wire rope electric hoist according to claim 1, wherein the tip contact part is an inward concave conical surface matched with the conical top of the tip to improve the jacking acting force of the tip on the support rod.
3. The tool for installing the flange in the drum car of the crane wire rope electric hoist according to claim 1, wherein the stay bar is provided with a sliding groove, and the flat section of the sliding groove is perpendicular to the central axis of the conical surface formed by the inclined surfaces of the tip contact parts of 3.
4. The tool for installing the flange in the drum car of the crane wire rope electric block as claimed in claim 3, wherein a threaded hole is formed in the middle of the guide rod, a guide screw is screwed in the threaded hole, and the end of the guide screw is clamped in the sliding groove; after the guide screw is screwed in, on one hand, the stay bar cannot fall off from the through hole of the guide rod, and on the other hand, the inclined plane of the tip contact part of the stay bar can be always positioned in the tip direction.
5. The tool for installing the flange in the drum car of the crane wire rope electric block according to claim 1, wherein a balance bar is arranged on the length adjusting section.
6. The tool for installing the flange in the drum car of the crane wire rope electric block according to claim 5, wherein a through hole is formed in the length adjusting section, and a balance bar is arranged in the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921095724.3U CN210334412U (en) | 2019-07-12 | 2019-07-12 | Tool for mounting hole of inner flange of crane wire rope electric hoist drum car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921095724.3U CN210334412U (en) | 2019-07-12 | 2019-07-12 | Tool for mounting hole of inner flange of crane wire rope electric hoist drum car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210334412U true CN210334412U (en) | 2020-04-17 |
Family
ID=70195063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921095724.3U Expired - Fee Related CN210334412U (en) | 2019-07-12 | 2019-07-12 | Tool for mounting hole of inner flange of crane wire rope electric hoist drum car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210334412U (en) |
-
2019
- 2019-07-12 CN CN201921095724.3U patent/CN210334412U/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: 20200417 Termination date: 20210712 |