CN209792283U - Jaw replacing device of stretcher - Google Patents
Jaw replacing device of stretcher Download PDFInfo
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- CN209792283U CN209792283U CN201920343305.0U CN201920343305U CN209792283U CN 209792283 U CN209792283 U CN 209792283U CN 201920343305 U CN201920343305 U CN 201920343305U CN 209792283 U CN209792283 U CN 209792283U
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- connecting plate
- support
- jaw
- wire rope
- steel wire
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Abstract
The utility model relates to a field, concretely relates to nonferrous and ferrous metal of metallurgical equipment processes the finishing field, concretely relates to stretcher jaw changes device, hang the device behind the suitable position through earlier with the overhead traveling crane, pass through the relevant position of connecting piece closing in the aircraft nose with the support, rethread angle adjusting device adjusts the slider to the suitable position and closes its and the preceding terminal surface of keeping silent with the connecting piece, rotatory hand wheel drives the lead screw rotation and adjusts slider and copper nut position on the support afterwards, drive the guide slot roll-off aircraft nose of keeping silent along the support promptly, realize the dismantlement change of keeping silent, it need not to stretch into inside the aircraft nose to change the device when keeping silent promptly, so convenient operation.
Description
Technical Field
The utility model relates to a nonferrous and ferrous metal of metallurgical equipment processes the finishing field, concretely relates to stretcher jaw changes device.
Background
The stretching is an important link in the production and processing of nonferrous and ferrous metals, and plays an important role in improving the mechanical properties of the metals. The stretcher equipment is mainly used for stretching colored or black metal plate strips, pipe rod profiles and the like, and not only plays a certain role in straightening and leveling materials by enabling the metal to generate a certain elongation, but also improves the stress distribution in the metal and improves the mechanical property of the materials.
The common structural form of the stretcher head clamping system is an inclined plane clamping system, namely an upper jaw and a lower jaw slide along an inclined plane in the stretcher head under the pushing of a driving device so as to clamp a workpiece to be stretched, and then a main stretching cylinder drives the stretcher head to move so as to stretch the workpiece. The jaws are important parts in the stretching machine and need to be disassembled and assembled when the jaws are worn or repaired. Due to the limited space of the machine head, the replacement of the jaw is inconvenient, and a special replacing device is needed. The existing commonly used replacing device of the C-shaped lifting hook needs to extend into the machine head when a jaw is replaced, and needs a crown block to move in a matching way; the narrow and small internal space of the machine head causes inconvenient operation, and the crown block is matched with the movement to cause difficult operation and unstable action when being replaced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the customer has served prior art not enough, provides one kind and has changed inside the device need not to stretch into the aircraft nose when keeping silent, moves reliable and stable device, especially a stretcher jaw change device when convenient operation and change promptly.
The utility model provides a technical problem can adopt following technical scheme to realize:
The utility model provides a stretcher jaw changes device, includes the support at least, characterized by: the upper portion of support is connected with angle adjusting device, and support lower part both sides wall is opened along length direction has the support guide slot, and the terminal surface is connected with the lead screw along length direction under the support, and the hand wheel is connected to the one end key of lead screw, closes on the lead screw to be connected with first nut soon, fixedly connected with slider on the first nut, and the equidirectional division that is relative to the support guide slot has the slider guide slot on the slider.
The angle adjusting device comprises a first connecting plate and a second connecting plate, the first connecting plate is provided with two, the second connecting plate is provided with four, one end of the first connecting plate and one end of the second connecting plate are connected with a support through shafts, the first connecting plate is located on the two sides of the middle of the support in the length direction, the second connecting plate is located on the two sides of the first connecting plate, the second connecting plate is located on the two sides of the support in the length direction, the other end of the second connecting plate is connected with the other end of the first connecting plate through an adjustable steel wire rope, and the other end of the first connecting plate is fixed through a.
The adjustable steel wire rope comprises an adjustable steel wire rope a and an adjustable steel wire rope b, one end of each of the adjustable steel wire rope a and the adjustable steel wire rope b is connected with the second connecting plate, and the other end of each of the adjustable steel wire rope a and the adjustable steel wire rope b is connected with the first connecting plate.
The other end of the first connecting plate is also connected with a shackle.
and two ends of the shaft are respectively connected with a second nut, and the outer wall of the shaft is also connected with a positioning sleeve.
The support lower end face is connected with bearing blocks along the length direction, and the lead screw is connected to the support through the bearing blocks.
The bracket guide groove is matched with the guide groove on the jaw.
The size of the guide groove of the sliding block is the same as that of the guide groove on the jaw.
the first nut is a copper nut.
The utility model has the advantages that:
compared with the prior art, the utility model discloses a when dismantling and changing the jaw, hang the device with the overhead traveling crane behind the suitable position earlier, pass through the connecting piece with the support and close in the relevant position of aircraft nose, rethread angle adjusting device adjusts the slider to the suitable position and closes it with the preceding terminal surface of jaw with the connecting piece, rotatory hand wheel drive lead screw rotate later adjust the slider with the position of copper nut on the support, namely drive the jaw along the guide slot roll-off aircraft nose of support, realize the dismantlement change of jaw, the device need not stretch into the aircraft nose when changing the jaw, so convenient operation, connect the support on the aircraft nose relevant position through the connecting piece, will wait to change the jaw and be connected with the slider through the connecting piece, the lead screw is fixed on the support and is connected with the hand wheel, rotatory hand is with copper nut and slider motion, thereby send into or take out jaw along the guide slot, accomplish the change of jaw, the whole process does not need the crown block to move in a matching way, and the action is stable and reliable during replacement.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic view of the upper jaw replacement structure of the present invention.
Fig. 2 is a schematic view of the structure of the lower jaw of the present invention.
Fig. 3 is a schematic side sectional view of the present invention.
Fig. 4 is a schematic side sectional structure view of the bracket and the slider of the present invention.
Fig. 5 is a schematic diagram of a side sectional structure of the slider according to the present invention.
Fig. 6 is a schematic view of a side sectional structure of a jaw of the present invention.
in the figure: 1-shackle, 2-first connecting plate, 3-adjustable steel wire rope a, 4-adjustable steel wire rope b, 5-second connecting plate, 6-bracket, 7-hand wheel, 8-bearing seat, 9-lead screw, 10-first nut, 11-locating sleeve, 12-second nut, 13-shaft, 14-slide block, 15-jaw, 16-bracket guide groove and 17-slide block guide groove.
Detailed Description
The attachment means described in the following examples are known to the person skilled in the art, for example the attachment means may be a bolt.
Example 1:
Referring to fig. 1, 4 and 5, fig. 1 shows a schematic view of specifically detaching and replacing an upper jaw, and the device for replacing a jaw of a stretcher at least comprises a bracket 6, wherein the upper part of the bracket 6 is connected with an angle adjusting device, two side walls of the lower part of the bracket 6 are provided with bracket guide grooves 16 along the length direction, the lower end surface of the bracket 6 is connected with a lead screw 9 along the length direction, one end of the lead screw 9 is in key connection with a hand wheel 7, the lead screw 9 is in screwed connection with a first nut 10, the first nut 10 is fixedly connected with a slide block 14, and the slide block 14 is provided with a slide block guide groove 17 in the same direction relative to the bracket guide.
In actual use: when the jaw 15 of the stretcher is disassembled and replaced, for example, when the jaw 15 is disassembled, the device is firstly hung at a proper position by using a crown block, the support 6 is closed at a corresponding position of the machine head by the aid of a connecting piece, then the slide block 14 is adjusted to the proper position by the aid of an angle adjusting device, the slide block 14 is provided with a connecting piece, the connecting piece used in the utility model is a nut, the slide block 14 is fixedly connected with the side surface of the jaw 15 of the stretcher by the connecting piece, then the hand wheel 7 is rotated to drive the lead screw 9 to adjust the position of the copper nut 10 for driving the slide block 14 and the position on the support 6, namely, the jaw 15 of the stretcher is driven to slide out along a support guide groove 16 of the support 6 or slide into the machine head, so that the jaw 15 of the stretcher is disassembled and replaced, the device does not need to stretch into the machine head when the jaw 15 is replaced, and operation is convenient, for example, adjust slider 14 to the position of contacting with stretcher 15 side through angle adjusting device again, then specifically through the connecting piece nut promptly with slider 14 with keep silent 15 and be connected, it is rotatory to adjust copper nut 10 and drive slider 14 along the right side removal as shown in figure 1 to drive lead screw 9 at rotatory hand wheel 7, thereby keep silent 15 with the stretcher and take out along support guide slot 16, accomplish the dismantlement change of stretcher 15 of keeping silent, whole process does not need the overhead traveling crane cooperation to remove, moves reliable and stable during the change, the utility model provides a trapezoidal lower part is the rectangular shaped plate when support 6 is an upper portion.
Referring to fig. 2, fig. 2 shows a schematic view of the lower jaw during the dismounting and replacing, which is different from the upper jaw 15 during the dismounting and replacing, when the bracket 6 on the jaw replacing device is connected with the angle adjusting device, the bracket guide slot 16 of the bracket 6 is upward, the lead screw 9 and the slider 14 are also upward, when the upper jaw 15 is replaced, the bracket guide slot 16 of the bracket 6 is downward, the lead screw 9 and the slider 14 are downward, other connecting fittings are consistent, and the actual operation process is consistent with the replacement of the upper jaw 15.
Example 2:
Referring to fig. 3, the present embodiment is different from embodiment 1 in that: angle adjusting device include first connecting plate 2 and second connecting plate 5, first connecting plate 2 is provided with two, second connecting plate 5 is provided with four, first connecting plate 2 and 5 one end of second connecting plate are all connected with support 6 through axle 13, and first connecting plate 2 is located support 6 along the both sides at length direction middle part, second connecting plate 5 is located the both sides of first connecting plate 2, and second connecting plate 5 is located support 6 along length direction both sides, the other end of second connecting plate 5 is connected with the 2 other ends of first connecting plate through adjustable wire rope, the 2 other ends of first connecting plate still are fixed through axle 13.
preferably, the adjustable steel wire rope comprises an adjustable steel wire rope a3 and an adjustable steel wire rope b4, one end of each of the adjustable steel wire rope a3 and the adjustable steel wire rope b4 is connected with the second connecting plate 5, and the other end of each of the adjustable steel wire rope a3 and the adjustable steel wire rope b4 is connected with the first connecting plate 2.
In actual use: when the angle of the whole device is adjusted, the length of the adjustable steel wire rope a3 and the adjustable steel wire rope b4 connected with the first connecting plate 2 and the second connecting plate 5 is adjusted, so that the whole device is inclined at a certain angle to adapt to the angle of the jaw 15 of the stretcher.
Example 3:
The present embodiment is different from embodiment 2 in that: the other end of the first connecting plate 2 is also connected with a shackle 1.
In actual use: the other end that is connected at first connecting plate 2 and support 6 is connected shackle 1, can conveniently be used for connecting the overhead traveling crane lifting hook so that the overhead traveling crane lifts this change device of keeping silent.
Example 4:
The present embodiment is different from embodiment 2 in that: both ends of the shaft 13 are connected with nuts 12, and the outer wall of the shaft 13 is connected with a positioning sleeve 11.
In actual use: nuts 12 are attached to both ends of the shaft 13, and a positioning sleeve 11 is also attached to the outer wall of the shaft 13 for the purpose of co-positioning the distance between the first connecting plates 2 and the distance between the second connecting plates 5.
Example 5:
the present embodiment is different from embodiment 1 in that: the lower part both ends of 6 length directions of support all be connected with bearing frame 8, lead screw 9 specifically connects on support 6 through bearing frame 8.
In actual use: the lower part both ends of 6 length direction of support all are connected with bearing frame 8, and lead screw 9 specifically connects on support 6 through bearing frame 8, uses this structural connection more to be fit for firm more stable and can rotate of lead screw 9 when stretcher jaw is changed.
Example 6:
Referring to fig. 4, 5 and 6, the present embodiment is different from embodiment 1 in that: the bracket guide groove 16 is matched with the guide groove on the jaw 15;
The size of the slide block guide groove 17 is the same as that of the guide groove on the jaw 15;
The first nut 10 is a copper nut.
In actual use: the bracket guide groove 16 is matched with the guide groove on the jaw 15, so that the jaw 15 of the stretcher can slide on the bracket 6 conveniently, the slider guide groove 17 is the same as the guide groove on the jaw 15 in size, the slider 14 and the jaw 15 of the stretcher can be fastened conveniently, and meanwhile, the lead screw 9 can penetrate through the slider 14 and the jaw 15 of the stretcher conveniently to drive the whole jaw 15 of the stretcher to slide on the bracket 6; the first nut 10 is a copper nut and is durable in practical use.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art, and all such changes are within the scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
technical solutions between various embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Claims (9)
1. A jaw replacing device of a stretcher at least comprises a bracket (6), and is characterized in that: the upper portion of support (6) is connected with angle adjusting device, and support guide slot (16) have been opened along length direction to support (6) lower part both sides wall, and the terminal surface is connected with lead screw (9) along length direction under support (6), and the one end key coupling handwheel (7) of lead screw (9), and the spiral shell screwing in lead screw (9) is connected with first nut (10), fixedly connected with slider (14) on first nut (10), and it has slider guide slot (17) to open for the equidirectional of support guide slot (16) on slider (14).
2. The jaw exchanging device of the drawing machine as claimed in claim 1, wherein: angle adjusting device include first connecting plate (2) and second connecting plate (5), first connecting plate (2) are provided with two, second connecting plate (5) are provided with four, first connecting plate (2) and second connecting plate (5) one end all are connected with support (6) through axle (13), and first connecting plate (2) are located support (6) along the both sides at length direction middle part, second connecting plate (5) are located the both sides of first connecting plate (2), and second connecting plate (5) are located support (6) along length direction both sides, the other end of second connecting plate (5) is connected with first connecting plate (2) other end through adjustable wire rope, first connecting plate (2) other end still is fixed through axle (13).
3. The jaw exchanging device of the drawing machine as claimed in claim 2, wherein: the adjustable steel wire rope comprises an adjustable steel wire rope a (3) and an adjustable steel wire rope b (4), one end of the adjustable steel wire rope a (3) and one end of the adjustable steel wire rope b (4) are connected with the second connecting plate (5), and the other end of the adjustable steel wire rope a (3) and the other end of the adjustable steel wire rope b (4) are connected with the first connecting plate (2).
4. The jaw exchanging device of the drawing machine as claimed in claim 2, wherein: the other end of the first connecting plate (2) is also connected with a shackle (1).
5. The jaw exchanging device of the drawing machine as claimed in claim 2, wherein: and two ends of the shaft (13) are respectively connected with a second nut (12), and the outer wall of the shaft (13) is also connected with a positioning sleeve (11).
6. The jaw exchanging device of the drawing machine as claimed in claim 1, wherein: support (6) under the terminal surface along length direction both ends all be connected with bearing frame (8), lead screw (9) specifically connect on support (6) through bearing frame (8).
7. the jaw exchanging device of the drawing machine as claimed in claim 1, wherein: the bracket guide groove (16) is matched with the guide groove on the jaw (15).
8. The jaw exchanging device of the drawing machine as claimed in claim 1, wherein: the size of the guide groove (17) of the sliding block is the same as that of the guide groove on the jaw (15).
9. the jaw exchanging device of the drawing machine as claimed in claim 1, wherein: the first nut (10) is a copper nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920343305.0U CN209792283U (en) | 2019-03-18 | 2019-03-18 | Jaw replacing device of stretcher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920343305.0U CN209792283U (en) | 2019-03-18 | 2019-03-18 | Jaw replacing device of stretcher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209792283U true CN209792283U (en) | 2019-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920343305.0U Active CN209792283U (en) | 2019-03-18 | 2019-03-18 | Jaw replacing device of stretcher |
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| Country | Link |
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| CN (1) | CN209792283U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109807189A (en) * | 2019-03-18 | 2019-05-28 | 中国重型机械研究院股份公司 | A kind of stretcher jaw more changing device and application method |
| CN109807189B (en) * | 2019-03-18 | 2024-08-02 | 中国重型机械研究院股份公司 | Jaw replacement device of stretcher and use method |
-
2019
- 2019-03-18 CN CN201920343305.0U patent/CN209792283U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109807189A (en) * | 2019-03-18 | 2019-05-28 | 中国重型机械研究院股份公司 | A kind of stretcher jaw more changing device and application method |
| CN109807189B (en) * | 2019-03-18 | 2024-08-02 | 中国重型机械研究院股份公司 | Jaw replacement device of stretcher and use method |
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