CN210558839U - Internal expanding type spool hanger - Google Patents
Internal expanding type spool hanger Download PDFInfo
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- CN210558839U CN210558839U CN201920562632.5U CN201920562632U CN210558839U CN 210558839 U CN210558839 U CN 210558839U CN 201920562632 U CN201920562632 U CN 201920562632U CN 210558839 U CN210558839 U CN 210558839U
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- arm
- expansion
- cambered surface
- side plate
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Abstract
The utility model relates to a hoist and mount technical field specifically is an internal expanding formula spool hoist. The lifting appliance comprises lifting lugs, a first transmission arm, a second transmission arm, a first expansion crank arm and a second expansion crank arm which are arranged oppositely. First transmission arm and second transmission arm all articulate with the lug, and first expansion is bent arm and second expansion and is bent the arm and articulate each other in the middle part, and first expansion is bent arm upper end and is articulated with first transmission arm, and second expansion is bent arm upper end and is articulated with second transmission arm, and the lower extreme of first expansion is bent the arm has first outer expanding arm, and the lower extreme of second expansion is bent the arm has second outer expanding arm, and first outer expanding arm includes first cambered surface curb plate, and second outer expanding arm includes second cambered surface curb plate. The outer walls of the first cambered surface side plate and the second cambered surface side plate are provided with radial raised limiting bulges. The lifting appliance acts on the inner side of the bobbin, cannot damage the wire rod in the lifting process, can be stably connected with the bobbin in the lifting process, and is not easy to loosen.
Description
Technical Field
The utility model relates to a hoist and mount technical field specifically is an internal expanding formula spool hoist.
Background
The wire winding process of enameled wire production needs to regularly wind finished wire rods with specified lengths onto spools with corresponding specifications. The weight of the whole bundle of finished wire rods wound on a single wire shaft can reach hundreds of jin, a special lifting appliance is needed to be used for ensuring the stability and safety of the product in the lifting process, once part of the wire rods fall off, the wire rods can be scrapped due to the damage of a paint surface, and equipment and workers can be damaged and injured by crashing when the wire rods fall off. One of the lifting appliances acts on the outer side of a spool or a whole bundle of wires, and the lifting appliance is likely to damage the wires when colliding with equipment or goods in a factory in the lifting process; the other type of fixing device utilizes a cavity in the spool, and the clamp is partially inserted into the transverse spool so as to fix the spool.
Disclosure of Invention
The main object of the utility model is to provide a firm inside acting on spool, not with the interior formula spool hoist that opens of enameled wire contact.
In order to achieve the above object, the utility model provides an internal expanding type spool lifting appliance, the first expansion crank arm and the second expansion crank arm that include lug, first transmission arm, second transmission arm and set up relatively. First transmission arm and second transmission arm all articulate with the lug, first expansion is bent arm and second expansion and is bent the arm and articulate each other in the middle part, first expansion is bent the arm upper end and is articulated with first transmission arm, second expansion is bent the arm upper end and is articulated with second transmission arm, its special character lies in, the lower extreme of first expansion is bent the arm and has first outer expanding arm, the lower extreme of second expansion is bent the arm and has second outer expanding arm, first outer expanding arm includes first cambered surface curb plate, second outer expanding arm includes second cambered surface curb plate. The arc surface of the first arc surface side plate faces back to the second outward-extending arm, the arc surface of the second arc surface side plate faces back to the first outward-extending arm, and the outer walls of the first arc surface side plate and the second arc surface side plate are provided with radial raised limiting protrusions.
The main body portion of the spool is generally in the shape of a conical tube and the inner walls of both ends are provided with raised collars. The two outward-expanding arms with the cambered side plates are high in structural strength, and the two expanded limiting protrusions extending into the bobbin can abut against the lower end of the check ring to limit the bobbin in the axial direction. The curvature radius of the cambered surface side plates is reasonably arranged, so that the outer sides of the two cambered surface side plates are attached to the check ring in an opening state, a stable line fit or surface fit is formed between the limiting protrusions and the check ring arranged on the cambered surface side plates, and stable connection between the lifting appliance and a spool is guaranteed. And the lifting appliance acts on the inner side of the spool, and the wire rod cannot be damaged in the lifting process.
The further scheme is that the first expansion crank arm further comprises an outer wrapping block, the second expansion crank arm further comprises an inner embedding block, the outer wrapping block is thicker than the inner embedding block and is provided with a clamping groove with the width equal to the thickness of the inner embedding block in the inner side, and the inner side of the inner embedding block is positioned in the clamping groove and is hinged with the outer wrapping block at the clamping groove. The upper end of the outer wrapping block is obliquely provided with a first upper support arm, the upper end of the inner embedded block is obliquely provided with a second upper support arm, the first outer expanding arm is obliquely arranged at the lower end of the outer wrapping block, and the second outer expanding arm is obliquely arranged at the lower end of the inner embedded block.
From the above, the outer covering block and the inner embedding block are arranged in a structure mode of partially covering, clamping and overlapping, so that the axes of the two outer expanding arms and the axis of the spool are coplanar, and the connection stability of the lifting appliance and the spool is further ensured.
The further scheme is that the top ends of the first cambered surface side plate and the second cambered surface side plate are vertically provided with top plates, the bottom surfaces of the top plates are attached to and fixedly connected with the upper edges of the first cambered surface side plate or the second cambered surface side plate, and the top surfaces of the top plates are attached to and fixedly connected with the lower ends of the outer covering blocks or the inner embedding blocks.
The arc upper edge of the arc side plate can be completely attached to the top surface of the top plate, and the bottom surfaces of the outer wrapping block or the inner embedded block can be completely attached to the bottom surface of the top plate, so that the two sides of the top plate can be firmly connected with the arc side plate and the outer wrapping block or the inner embedded block respectively, and the connection strength of the outer expanding arm and the outer wrapping block or the inner embedded block is improved.
The further proposal is that the width of the first cambered side plate and the width of the second cambered side plate are both larger than the thickness of the outer wrapping block.
The cambered surface curb plate can realize stable connection through the roof with outer package piece or interior abaculus, therefore the width of cambered surface curb plate can set up bigger to improve the stability of being connected of expanding arm and spool.
The further scheme is that the limiting bulge is an arc-shaped barrier strip arranged on the lower edge of the outer wall of the first cambered surface side plate or the outer wall of the second cambered surface side plate.
The arc-shaped stop protrusion can be matched with the retainer ring on the spool in a stable line or surface manner, and the connection stability of the lifting appliance and the spool is improved.
In a further aspect, the first expansion crank arm has a length greater than the length of the first drive arm, and the second expansion crank arm has a length greater than the length of the second drive arm.
When the bobbin is hoisted, the moment of one driving arm and one expanding crank arm hinged with the driving arm is balanced, and the longer expanding crank arm is beneficial to reducing the stress of the bobbin and preventing the bobbin from being damaged or deformed.
The further scheme is that the included angle between the first outer expanding arm and the first upper support arm is an obtuse angle, and the included angle degree between the second outer expanding arm and the second upper support arm is the same as the included angle degree between the first outer expanding arm and the first upper support arm.
In a further aspect, the first outwardly extending arm is longer than the first upper support arm, and the second outwardly extending arm is longer than the second upper support arm.
When the bobbin is hoisted, the moment at the two ends of the two expansion crank arms is balanced, and the bending angles of the two expansion crank arms are set to be obtuse angles, so that the included angle of the two expansion crank arms in a tightened state is reduced, and the lower end of the hanger is conveniently inserted into the bobbin; the longer flaring arms help to reduce the spool stress and extend the spool life, preventing damage or deformation of the spool.
When the spool is hoisted, the moment of one driving arm and one expansion crank arm hinged with the driving arm is balanced, the spool is usually made of plastic, and the longer expansion crank arm is beneficial to reducing the stress of the spool and preventing the spool from being damaged or deformed.
The length of each expansion crank arm is greater than that of the transmission arm connected with the expansion crank arm, and the length of the outer expansion arm on each expansion crank arm is greater than that of the upper support arm, so that the two expansion crank arms can be naturally opened under the action of self gravity moment without external force maintenance in the horizontal direction, and the lifting appliance and the spool can be stably connected all the time in the lifting process.
The further scheme is that the lifting lug comprises an inverted U-shaped double-fork lug and a lifting ring positioned above the double-fork lug, and the middle part of the double-fork lug is fixedly connected with the lifting ring.
The utility model discloses a support arm, including the first support arm, the first support arm is gone up with the second and is gone up the shape and the size of support arm the same, first transmission arm and second transmission arm all include the connecting block, the connecting block lower extreme be equipped with first support arm or second on support arm complex spread groove, the connecting block upper end is equipped with an otic placode perpendicularly, the upper end of otic placode inserts the bifurcate ear and articulates with the bifurcate ear, first support arm and second are gone up the upper end of support arm and all insert in the spread groove and articulate in spread groove department with the connecting block.
Therefore, the structure of the lifting lug and the transmission arm is simple, and the lifting lug and the transmission arm are easy to process, manufacture, connect and assemble.
Drawings
Fig. 1 is a front view of an embodiment of the invention of an internal expanding spool hanger.
Fig. 2 is a perspective structural view of an embodiment of the internal expanding type spool hanger of the present invention.
Fig. 3 is a matching structure diagram of the internal expanding type bobbin lifting appliance and the bobbin of the present invention.
The present invention will be further explained with reference to the drawings and examples.
Detailed Description
Referring to fig. 1 and 2, the present invention provides an internal expanding spool spreader 10 including a lifting lug 101, a first transmission arm 102, a second transmission arm 103, and a first expansion crank arm 104 and a second expansion crank arm 105 disposed oppositely. The first transmission arm 102 and the second transmission arm 103 are hinged with the lifting lug 1, the first expansion crank arm 104 and the second expansion crank arm 105 are hinged with each other in the middle, the upper end of the first expansion crank arm 104 is hinged with the first transmission arm 102, and the upper end of the second expansion crank arm 105 is hinged with the second transmission arm 103. The lower extreme of first expansion curved arm 104 has first flaring arm 106, the lower extreme of second expansion curved arm 105 has second flaring arm 107, first flaring arm 106 includes first cambered surface curb plate 108, second flaring arm 107 includes second cambered surface curb plate 109, the arcwall face of first cambered surface curb plate 108 is outside second flaring arm 107 dorsad, the arcwall face of second cambered surface curb plate 109 is outside first flaring arm 106 dorsad, all be provided with the spacing arch 110 of radial uplift on the outer wall of first cambered surface curb plate 108 and second cambered surface curb plate 109.
The first expansion crank arm 104 further comprises an outer wrapping block 111, the second expansion crank arm 105 further comprises an inner embedding block 112, the outer wrapping block 111 is thicker than the inner embedding block 112 and is provided with a clamping groove 113 with the width equal to the thickness of the inner embedding block 112 on the inner side, and the inner side of the inner embedding block 112 is located in the clamping groove 113 and is hinged with the outer wrapping block 111 at the position of the clamping groove 113. The upper end of the outer wrapping block 111 is obliquely provided with a first upper support arm 114, the upper end of the inner embedding block 112 is obliquely provided with a second upper support arm 115, the first outer expanding arm 106 is obliquely arranged at the lower end of the outer wrapping block 111, and the second outer expanding arm 107 is obliquely arranged at the lower end of the inner embedding block 112.
The top ends of the first cambered surface side plate 108 and the second cambered surface side plate 109 are vertically provided with a top plate 116, the bottom surface of the top plate 116 is attached and fixedly connected with the upper edge of the first cambered surface side plate 108 or the second cambered surface side plate 109, and the top surface of the top plate 116 is attached and fixedly connected with the lower end of the outer wrapping block 111 or the inner embedding block 112.
The width of first cambered surface curb plate 108 and second cambered surface curb plate 109 all is greater than the thickness of outsourcing piece 111, and spacing arch 110 is for locating the arc blend stop on first cambered surface curb plate 108 or the lower edge of second cambered surface curb plate 109 outer wall. The included angle between the first expanding arm 106 and the first upper support arm 114 is an obtuse angle, and the included angle between the second expanding arm 107 and the second upper support arm 115 is the same as the included angle between the first expanding arm 106 and the first upper support arm 114.
The length of the first expansion crank 104 is greater than the length of the first transmission arm 102, and the length of the second expansion crank 105 is greater than the length of the second transmission arm 103. The lengths of the first expansion crank 104 and the second expansion crank 105 each refer to the length of the line connecting the two end points thereof. The first outwardly extending arm 106 has a length greater than the length of the first upper support arm 114 and the second outwardly extending arm 107 has a length greater than the length of the second outwardly extending arm 115.
The lifting lug 101 comprises an inverted U-shaped double-fork lug 117 and a lifting ring 118 positioned above the double-fork lug 117, and the middle part of the double-fork lug 117 is fixedly connected with the lifting ring 118. The first upper support arm 114 and the second upper support arm 115 have the same shape and size, the first transmission arm 102 and the second transmission arm 103 both comprise a connection block 119, a connection groove 120 matched with the first upper support arm 114 or the second upper support arm 115 is arranged at the lower end of the connection block 119, an ear plate 121 is vertically arranged at the upper end of the connection block 119, the upper end of the ear plate 121 is inserted into the double-fork ear 117 and hinged with the double-fork ear 117, and the upper ends of the first upper support arm 114 and the second upper support arm 115 are inserted into the connection groove 120 and hinged with the connection block 119 at the connection groove 120.
In the embodiment, the two ear plates 121 on the first transmission arm 102 and the second transmission arm 103 are arranged in a staggered manner to ensure that the axes of the first cambered side plate 108 and the second cambered side plate 109 are coplanar with the axis of the spool 20. The structure of the lifting lug 101, the first transmission arm 102 and the second transmission arm 103 is simple, and the lifting lug, the first transmission arm 102 and the second transmission arm 103 are easy to manufacture, assemble and connect. Specifically, the lifting lug can be obtained by welding a hinge lug standard part and a ring standard part, the transmission arm can be obtained by slotting one end of a block-shaped part and welding a hinge lug standard part at the other end, and the manufacturing is relatively simple.
Referring to fig. 3, in the embodiment, the bobbin 20 includes a bobbin body 201 having a conical tube column shape, the bobbin body 201 has a cylindrical cavity inside, retaining rings 202 are vertically disposed on inner walls of two ends of the bobbin body 201, and an inner diameter of each retaining ring 202 is greater than widths of the first arc-shaped side plate 108 and the second arc-shaped side plate 109. The end parts of the first outward-extending arm 106 and the second outward-extending arm 107 both penetrate through the retainer ring 202 and extend into the bobbin body 201, and the two arc-shaped retainer-strip-shaped limiting protrusions 110 are both abutted to the retainer ring 202.
An upper wire baffle disc 203 is vertically arranged on the outer wall of the upper end (namely, the thin end) of the bobbin body 201, a lower wire baffle disc 204 is vertically arranged on the outer wall of the lower end (namely, the thick end) of the bobbin body 201, the first outward-expanding arm 106 and the second outward-expanding arm 107 can be folded, and the central angle corresponding to the first cambered side plate 108 and the second cambered side plate 109 is smaller than 180 degrees, so that the widths of the first outward-expanding arm 106 and the second outward-expanding arm 107 only depend on the distance between the two ends of the outer side surface of the arc-shaped stop strip-shaped limiting protrusion 110.
Claims (8)
1. The utility model provides an internal expanding type spool hoist, includes lug, first transmission arm, second transmission arm and the first expansion crank arm and the second expansion crank arm of relative setting, first transmission arm with the second transmission arm all with the lug is articulated, first expansion crank arm with the second expansion crank arm is articulated each other in the middle part, first expansion crank arm upper end with first transmission arm is articulated, the second expansion crank arm upper end with the second transmission arm is articulated, its characterized in that:
the lower end of the first expansion crank arm is provided with a first outward expansion arm, the lower end of the second expansion crank arm is provided with a second outward expansion arm, the first outward expansion arm comprises a first cambered surface side plate, the second outward expansion arm comprises a second cambered surface side plate, the cambered surface of the first cambered surface side plate faces away from the second outward expansion arm, the cambered surface of the second cambered surface side plate faces away from the first outward expansion arm, and the outer walls of the first cambered surface side plate and the second cambered surface side plate are both provided with radially raised limiting bulges;
the first expansion crank arm further comprises an outer wrapping block, the second expansion crank arm further comprises an inner embedding block, the outer wrapping block is thicker than the inner embedding block and is internally provided with a clamping groove with the width equal to the thickness of the inner embedding block, the inner side of the inner embedding block is positioned in the clamping groove and is hinged with the outer wrapping block at the clamping groove, the upper end of the outer wrapping block is obliquely provided with a first upper support arm, the upper end of the inner embedding block is obliquely provided with a second upper support arm, the first outer expansion arm is obliquely arranged at the lower end of the outer wrapping block, and the second outer expansion arm is obliquely arranged at the lower end of the inner embedding block;
the top ends of the first cambered surface side plate and the second cambered surface side plate are vertically provided with top plates, the bottom surfaces of the top plates are attached and fixedly connected with the upper edges of the first cambered surface side plate or the second cambered surface side plate, and the top surfaces of the top plates are attached and fixedly connected with the lower ends of the outer wrapping blocks or the inner embedding blocks.
2. The internal tension spool hanger of claim 1, wherein:
the width of the first cambered surface side plate and the width of the second cambered surface side plate are both larger than the thickness of the outer wrapping block.
3. The internal tension spool spreader of claim 1 or 2, wherein:
the limiting bulge is an arc-shaped barrier strip arranged on the lower edge of the outer wall of the first cambered surface side plate or the outer wall of the second cambered surface side plate.
4. The internal tension spool hanger of claim 3 wherein:
the length of the first expansion crank arm is greater than the length of the first transmission arm, and the length of the second expansion crank arm is greater than the length of the second transmission arm.
5. The internal tension spool hanger of claim 3 wherein:
the included angle between the first outer expanding arm and the first upper support arm is an obtuse angle, and the included angle degree between the second outer expanding arm and the second upper support arm is the same as that between the first outer expanding arm and the first upper support arm.
6. The internal tension spool hanger of claim 3 wherein:
the length of the first outer expanding arm is larger than that of the first upper support arm, and the length of the second outer expanding arm is larger than that of the second upper support arm.
7. The internal tension spool hanger of claim 3 wherein:
the lifting lug comprises an inverted U-shaped double-fork ear and a lifting ring positioned above the double-fork ear, and the middle part of the double-fork ear is fixedly connected with the lifting ring.
8. The internal tension spool hanger of claim 7 wherein:
first last support arm with the shape and the size of support arm are the same on the second, first transmission arm with second transmission arm all includes the connecting block, the connecting block lower extreme be equipped with first last support arm or support arm complex spread groove on the second, the connecting block upper end is equipped with an otic placode perpendicularly, the upper end of otic placode is inserted the bifurcate ear and with the bifurcate ear is articulated, first last support arm with the second is gone up the support arm upper end and is all inserted in the spread groove and with the connecting block is in spread groove department is articulated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920562632.5U CN210558839U (en) | 2019-04-23 | 2019-04-23 | Internal expanding type spool hanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920562632.5U CN210558839U (en) | 2019-04-23 | 2019-04-23 | Internal expanding type spool hanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210558839U true CN210558839U (en) | 2020-05-19 |
Family
ID=70632450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920562632.5U Active CN210558839U (en) | 2019-04-23 | 2019-04-23 | Internal expanding type spool hanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210558839U (en) |
-
2019
- 2019-04-23 CN CN201920562632.5U patent/CN210558839U/en active Active
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