CN211248958U - Clamping tool for processing head and tail of crane arm - Google Patents
Clamping tool for processing head and tail of crane arm Download PDFInfo
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- CN211248958U CN211248958U CN201922315623.9U CN201922315623U CN211248958U CN 211248958 U CN211248958 U CN 211248958U CN 201922315623 U CN201922315623 U CN 201922315623U CN 211248958 U CN211248958 U CN 211248958U
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Abstract
The utility model relates to the technical field of industrial equipment, in particular to a clamping tool for processing the head and the tail of a crane arm, which comprises a tool bottom plate, and a front end clamping mechanism, a middle centering mechanism, a workpiece, a bottom pressing and adjusting mechanism, a middle pressing rod and a rear end clamping mechanism which are arranged on the tool bottom plate, wherein the front end clamping mechanism and the rear end clamping mechanism fix the front end and the rear end of the workpiece, the middle centering mechanism adjusts the transverse position of the workpiece on the tool bottom plate, the bottom pressing and adjusting mechanism fixes the workpiece through an opening at the bottom of the workpiece, the middle pressing rod realizes the upper end surface fixation of the workpiece through the pressing operation, the clamping of the workpiece is realized through the matching among the front end clamping mechanism, the middle centering mechanism, the bottom pressing and adjusting mechanism, the middle pressing rod and the rear end clamping mechanism, and the clamping tool can be compatible with crane arms heads or tails with different specifications, convenient and easy to use, and improves the production efficiency.
Description
Technical Field
The utility model relates to an industrial equipment technical field, specific tight frock is pressed from both sides with processing of crane jib head arm tail that says so.
Background
The crane refers to a multi-action crane for vertically lifting and horizontally carrying heavy objects within a certain range. Also known as crown blocks, navigation cranes and cranes. The hoisting equipment has the working characteristics of intermittent movement, namely corresponding mechanisms for taking materials, transporting, unloading and the like in one working cycle alternately work, so that the development and the use of the crane on the market are more and more extensive. However, the head, the arm and the tail of the existing crane arm are manually welded, a tool clamp is not used, the welding quality is unstable, more manpower is used, and the production efficiency is lower.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem that exists among the above-mentioned prior art, the utility model provides a processing of crane jib head arm tail is with pressing from both sides tight frock, all installs different fixture all around on the frock bottom plate direction and upper and lower direction, and the cooperation through fixture realizes that the locking of work piece is fixed, convenient subsequent weldment work.
The utility model provides a technical scheme that its technical problem adopted is:
the clamping tool for machining the head and the tail of the crane arm comprises a tool base plate, and a front end clamping mechanism, a middle centering mechanism, a workpiece, a bottom pressing adjusting mechanism, a middle pressing rod and a rear end clamping mechanism which are installed on the tool base plate, wherein the front end clamping mechanism and the rear end clamping mechanism fix the front end and the rear end of the workpiece, the middle centering mechanism adjusts the transverse position of the workpiece on the tool base plate, the bottom pressing adjusting mechanism fixes the workpiece through an opening at the bottom of the workpiece, the middle pressing rod fixes the upper end face of the workpiece through pressing down, and the workpiece is clamped through cooperation among the front end clamping mechanism, the middle centering mechanism, the bottom pressing adjusting mechanism, the middle pressing rod and the rear end clamping mechanism.
The front end clamping mechanism comprises a first rail, a first base, a cylinder, a first sliding rail and a first chuck, the first base is slidably mounted on the first rail, the first base moves on the first rail and is driven by a servo motor in the base, the first base is further slidably connected with the first sliding rail, the first sliding rail is fixedly connected with the first chuck, the cylinder is further connected to the lower portion of the chuck, and the cylinder drives the first chuck and the first sliding rail to vertically move relative to the first base. And the servo motor of the first base is matched with the first sliding rail to realize the transverse movement of the front-end clamping mechanism and match workpieces. The base I, the sliding rail I and the air cylinder are matched to realize longitudinal movement of the clamp I and match with a workpiece, and the sliding rail I is used for ensuring that the longitudinal movement of the clamp I vertically moves relative to a tool bottom plate, so that clamping precision is improved.
Further, the end part of the first rail far away from the front-end clamping mechanism is further provided with a rear-end clamping mechanism, the rear-end clamping mechanism comprises a fourth base, a fourth chuck and a pressing block, the fourth base is connected with the first rail in a sliding mode, the joint is provided with the fourth servo motor driving base, the fourth chuck of the same specification as the chuck is installed above the fourth base, and the pressing blocks used for clamping the side part of the workpiece are fixedly installed on two sides of the fourth chuck.
Preferably, the pressing blocks are rubber blocks on four sides of the clamping head and are symmetrically distributed.
Further, the middle centering mechanism for adjusting the position of the workpiece is symmetrically installed on two sides of the front end clamping mechanism and comprises a second base, a second sliding rail and a second chuck, the second base is fixedly connected with the second chuck, the second chuck is slidably installed above the second sliding rail, and a clamping block is installed on the end face, contacting the workpiece, of the second chuck.
Further, bottom compresses tightly adjustment mechanism and installs the both sides at front end fixture, bottom compresses tightly adjustment mechanism and includes three, supporting shoe, fixed plate, trip and hand wheel of base, three fixed mounting of base are on the frock bottom plate, the fixed plate is installed to three top of base, and the fixed plate is connected with the supporting shoe, the trip is rotatable to be installed on the fixed plate, the one end of trip is connected with branch, the tip that the trip was kept away from to branch is connected with the hand wheel after passing the supporting shoe, when the hand wheel rotated, branch horizontal migration pulling trip revoluted the rotation of axes. When the clamping hook rotates, the opening of the clamping hook is matched with the opening wall at the bottom of the workpiece, so that the bottom of the workpiece is clamped or loosened.
Preferably, after the hooks of the bottom pressing and adjusting mechanism are matched with each other, the hooks are reversely clamped on the opening at the bottom of the workpiece to fix the workpiece.
Further, the middle part depression bar includes flat board, recess, branch and depression bar, dull and stereotyped integral type is installed in the frock bottom plate top, dull and stereotyped top is equipped with the recess that is the bar, the cylinder is installed to dull and stereotyped below, and the push rod of cylinder is connected with branch after passing dull and stereotyped, the depression bar is installed at the top of branch.
Preferably, the compression bars are vertically distributed relative to the support bars, the axial direction of the compression bars is parallel to the surface of the flat plate, and the size of the compression bars is matched with the grooves in the flat plate.
Preferably, the flat plate is a workpiece placing platform, the air cylinder below the flat plate is installed on the rotating plate, the rotating plate is driven by the servo motor, the rotating plate rotates at an interval angle of 90 degrees, and the air cylinder and the rotating plate are matched to realize that the pressing rod extends outwards and then rotates to press down the workpiece or extends inwards and hide into a groove above the flat plate.
Furthermore, each corner of the tool bottom plate is provided with a U-shaped hole for connecting the tool bottom plate and the processing platform.
Compared with the prior art, the beneficial effects of the utility model are that:
processing of crane arm head arm tail with pressing from both sides tight frock has solved the dress card problem of crane arm head arm tail in automatic weld for crane arm head arm tail can use robot automatic weld. This product is flexible frock clamp, can not harm the part parent metal at the in-process of dress card, and is applicable to multiple model arm head arm tail part, has solved the vexation of changing frock clamp when the product remodels in the work. Parts such as servo motors and cylinders are used in the tool, so that the automation degree is greatly improved, the manpower is saved, and the working efficiency is greatly improved.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the present invention in a workpiece loading state.
In the figure: 1. the device comprises a tool bottom plate, a front end clamping mechanism, a middle centering mechanism, a workpiece, a bottom pressing adjusting mechanism, a middle pressing rod, a rear end clamping mechanism and a workpiece, wherein the tool bottom plate is 2;
21. the device comprises a first rail 22, a first base 23, a cylinder 24, a first sliding rail 25 and a first clamping head;
31. a second base 32, a second slide rail 33 and a second chuck;
51. a third base 52, a supporting block 53, a fixing plate 54, a clamping hook 55 and a hand wheel;
61. a flat plate 62, a groove 63, a support rod 64 and a pressure rod;
71. a fourth base 72, a fourth chuck 73 and a pressing block.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. In addition, unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs. The use of "first," "second," and similar terms in the description and in the claims does not indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not necessarily denote a limitation of quantity. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
Example one
As shown in figure 2, the clamping tool for processing the head, the arm and the tail of the crane arm comprises a tool bottom plate 1, and a front end clamping mechanism 2, a middle centering mechanism 3, a workpiece 4, a bottom pressing and adjusting mechanism 5, a middle pressure bar 6 and a rear end clamping mechanism 7 which are arranged on the tool bottom plate, wherein the front end clamping mechanism 2 and the rear end clamping mechanism 7 are used for fixing the front end and the rear end of the workpiece 4, the middle centering mechanism 3 is used for adjusting the transverse position of the workpiece 4 on the tool bottom plate 1, the bottom pressing and adjusting mechanism 5 is used for fixing the workpiece 4 through an opening at the bottom of the workpiece, the middle pressure bar 6 is used for realizing the upper end surface fixation of the workpiece 4 through the pressing operation, and the workpiece is clamped through the matching among the front end clamping mechanism 2, the middle centering mechanism 3, the bottom pressing and adjusting mechanism 5, the middle pressure bar 6 and the rear end clamping mechanism 7, and the crane arm head or the crane arm tail with different specifications and sizes can be compatible, the use is convenient, and the production efficiency is improved.
As shown in fig. 1, the front end clamping mechanism 2 includes a first rail 21, a first base 22, an air cylinder 23, a first slide rail 24 and a first chuck 25, the first base 22 is slidably mounted on the first rail 21, the first base 22 moves on the first rail 21 and is driven by a servo motor in the base, the first base 22 is further slidably connected with the first slide rail 24, the first slide rail 24 is fixedly connected with the first chuck 25, the air cylinder 23 is further connected below the first chuck 25, and the air cylinder 23 drives the first chuck 25 and the first slide rail 24 to vertically move relative to the first base 22. And the servo motor of the first base 22 is matched with the first sliding rail 24 to realize the transverse movement of the front end clamping mechanism and match workpieces. The base I22, the sliding rail I24 and the air cylinder 23 are matched to realize longitudinal movement of the clamp I25 to match a workpiece, and the sliding rail I24 is used for ensuring that the longitudinal movement of the clamp I25 is vertical to the tool bottom plate, so that the clamping precision is improved.
As shown in fig. 1, the end portion of the first rail 21, which is far away from the front end clamping mechanism 2, is further provided with a rear end clamping mechanism 7, the rear end clamping mechanism 7 comprises a fourth base 71, a fourth chuck 72 and a pressing block 73, the fourth base 71 is slidably connected with the first rail 21, the joint is provided with the fourth servo motor driving base 71, the fourth chuck 72 having the same specification as the chuck is installed above the fourth base 71, and the pressing blocks 73 for clamping the side portion of the workpiece are fixedly installed on two sides of the fourth chuck 72. The rear end clamping mechanism 7 and the front end clamping mechanism 2 are basically the same in structure, and the difference is that pressing blocks 73 are symmetrically arranged on four sides of a chuck of the rear end clamping mechanism and can transversely abut against the workpiece 4 to keep the workpiece stable.
Preferably, the pressing blocks 73 are rubber blocks on four sides of the chuck and are symmetrically distributed.
As shown in fig. 1, the middle centering mechanisms 3 for adjusting the position of the workpiece are symmetrically installed on two sides of the front end clamping mechanism 2, each middle centering mechanism 3 comprises a second base 31, a second sliding rail 32 and a second chuck 33, the second base 31 is fixedly connected with the second chuck 33, the second chuck 33 is slidably installed above the second sliding rail 32, and a clamping block is installed on the end face, contacting the workpiece, of the second chuck 33. The middle centering mechanism 3 is used for adjusting the transverse position of the workpiece, so that the hollow position of the workpiece corresponds to the middle pressing rod 6 and the bottom pressing adjusting mechanism 5 respectively, and the workpiece is convenient to clamp and fix.
As shown in fig. 1, the bottom pressing adjusting mechanism 5 is installed on two sides of the front end clamping mechanism 2, the bottom pressing adjusting mechanism 5 comprises a third base 51, a supporting block 52, a fixing plate 53, a clamping hook 54 and a hand wheel 55, the third base 51 is fixedly installed on the tooling bottom plate 1, the fixing plate 53 is installed above the third base 51, the fixing plate 53 is connected with the supporting block 52, the clamping hook 54 is rotatably installed on the fixing plate 53, one end of the clamping hook 54 is connected with a supporting rod 63, the end, far away from the clamping hook, of the supporting rod 63 penetrates through the supporting block 52 and then is connected with the hand wheel 55, and when the hand wheel 55 rotates, the supporting rod 63 horizontally moves to pull the clamping hook 54 to rotate. When the hook 54 rotates, the opening of the hook is matched with the opening wall at the bottom of the workpiece, so that the bottom of the workpiece is clamped or loosened.
Preferably, the hooks 54 of the bottom pressing and adjusting mechanism 5 are engaged with each other and then reversely clamped on the bottom opening of the workpiece to fix the workpiece. The bottom of the workpiece is generally a square or round opening, and the hook 54 is clamped on the wall of the opening to fix the bottom of the workpiece.
As shown in fig. 1, middle part depression bar 6 includes dull and stereotyped 61, recess 62, branch 63 and depression bar 64, dull and stereotyped 61 integral type is installed in frock bottom plate 1 top, dull and stereotyped 61 top is equipped with the recess that is the bar, the cylinder is installed to dull and stereotyped 61's below, and the push rod of cylinder is connected with branch 63 after passing dull and stereotyped, depression bar 64 is installed at the top of branch 63. The cylinder 23 drives the pressure lever 64 to move to realize the downward pressing fixation of the upper end surface of the workpiece, so that the workpiece can be conveniently welded by the mechanical arm.
Preferably, the pressing rods 64 are vertically distributed relative to the supporting rods 63, the axial direction of the pressing rods 64 is parallel to the surface of the flat plate 61, the size of the pressing rods 64 is matched with the size of the grooves in the flat plate 61, and in the embodiment, the width and the depth of the grooves are 0.5mm larger than the corresponding width and depth of the pressing rods 64.
Preferably, the flat plate 61 is a workpiece placing platform, the air cylinder below the flat plate 61 is installed on the rotating plate, the rotating plate is driven by the servo motor, the rotating plate rotates at an interval angle of 90 degrees, and the air cylinder and the rotating plate are matched to realize that the pressing rod extends outwards and then rotates to press down the workpiece or extends inwards and hide into a groove above the flat plate after rotating.
Furthermore, each corner of the tool bottom plate 1 is provided with a U-shaped hole for connecting the tool bottom plate and the processing platform.
Example two
As shown in fig. 1 and 2, the utility model discloses a tight frock of clamp is used in processing of crane jib head arm tail, including frock bottom plate 1 and install front end fixture 2, middle part centering mechanism 3, work piece 4, bottom hold down adjustment mechanism 5, middle part depression bar 6 and rear end fixture 7 on frock bottom plate 1, front end fixture 2 and the front end and the rear end of the fixed work piece of rear end fixture 7, middle part centering mechanism 3 adjusts the transverse position of work piece on frock bottom plate 1, and shown middle part depression bar 6 and bottom are adjusted the structure and are set up to reserving the mounted position, do not use in practice, through the setting of this kind of structure, front end fixture, middle part centering mechanism and rear end fixture between the cooperation, realize the centre gripping of work piece, be applicable to the centre gripping of the non-hollow work piece in pie middle part.
In the practical work of the embodiment, the workpiece 4 is placed above the flat plate through the mechanical arm, then the controllers of all the mechanisms are operated, the practical position of the workpiece is adjusted in the horizontal plane, the hollow part of the workpiece is connected with the middle centering mechanism and the middle pressure rod, the upper end surface and the lower end surface are fixed, and then the peripheral wall plates of the workpiece are fixed;
when the workpiece is in a cake-shaped non-hollow structure, the switches of the middle centering mechanism 3 and the middle pressure rod 6 are closed, and only four end faces of the workpiece are clamped, so that the workpiece is fixed.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The clamping tool for machining the head, the arm and the tail of the crane arm is characterized by comprising a tool base plate, a front end clamping mechanism, a middle centering mechanism, a workpiece, a bottom pressing and adjusting mechanism, a middle pressing rod and a rear end clamping mechanism, wherein the front end clamping mechanism, the middle centering mechanism, the workpiece, the bottom pressing and adjusting mechanism, the middle pressing rod and the rear end clamping mechanism are arranged on the tool base plate;
the front end clamping mechanism comprises a first rail, a first base, a cylinder, a first sliding rail and a first chuck, the first base is slidably mounted on the first rail, the first base moves on the first rail and is driven by a servo motor in the base, the first base is further slidably connected with the first sliding rail, the first sliding rail is fixedly connected with the first chuck, the cylinder is further connected to the lower portion of the chuck, and the cylinder drives the first chuck and the first sliding rail to vertically move relative to the first base.
2. The clamping tool for machining the head, the arm and the tail of the crane arm according to claim 1, wherein a rear end clamping mechanism is further mounted at the end part of the first rail far away from the front end clamping mechanism, the rear end clamping mechanism comprises a fourth base, a fourth chuck and a pressing block, the fourth base is in sliding connection with the first rail, a servo motor driving the fourth base is mounted at the joint, the fourth chuck which has the same specification as the chuck is mounted above the fourth base, and the pressing block for clamping the side part of a workpiece is fixedly mounted on two sides of the fourth chuck.
3. The clamping tool for processing the head, the arm and the tail of the crane arm according to claim 2, wherein the pressing blocks are rubber blocks and are symmetrically distributed on four sides of the chuck.
4. The clamping tool for machining the head, the arm and the tail of the crane arm according to claim 1 is characterized in that middle centering mechanisms for adjusting the position of a workpiece are symmetrically arranged on two sides of the front end clamping mechanism, each middle centering mechanism comprises a second base, a second sliding rail and a second chuck, the second base is fixedly connected with the second chuck, the second chuck is slidably arranged above the second sliding rail, and a clamping block is arranged on the end face, contacting with the workpiece, of the second chuck.
5. The clamping tool for machining the head, the arm and the tail of the crane arm according to claim 1, wherein the bottom pressing adjusting mechanisms are installed on two sides of the front end clamping mechanism and comprise a third base, a supporting block, a fixed plate, a clamping hook and a hand wheel, the three bases are fixedly installed on a tool bottom plate, the fixed plate is installed above the third base and is connected with the supporting block, the clamping hook is rotatably installed on the fixed plate, one end of the clamping hook is connected with a supporting rod, the end, far away from the clamping hook, of the supporting rod penetrates through the supporting block and is connected with the hand wheel, and when the hand wheel rotates, the supporting rod moves horizontally to pull the clamping hook to rotate around a rotating shaft.
6. The clamping tool for processing the head, the arm and the tail of the crane arm as claimed in claim 5, wherein the hooks of the bottom pressing and adjusting mechanism are engaged with each other and then reversely clamped on the bottom opening of the workpiece to fix the workpiece.
7. The clamping tool for machining the head, the tail and the tail of the crane arm according to claim 1, wherein the middle pressure rod comprises a flat plate, a groove, a support rod and a pressure rod, the flat plate is integrally installed above a tool bottom plate, the groove in a strip shape is formed above the flat plate, an air cylinder is installed below the flat plate, a support rod is connected to a push rod of the air cylinder after the push rod of the air cylinder penetrates through the flat plate, and the pressure rod is installed at the top of the support rod.
8. The clamping tool for processing the head, the arm and the tail of the crane arm as claimed in claim 7, wherein the compression rods are vertically distributed relative to the support rods, the axial direction of the compression rods is parallel to the surface of the flat plate, and the size of the compression rods is matched with the grooves in the flat plate.
9. The clamping tool for machining the head, the arm and the tail of the crane arm according to claim 7 is characterized in that the flat plate is a workpiece placing platform, an air cylinder below the flat plate is installed on a rotating plate, the rotating plate is driven by a servo motor, the rotating plate rotates at an interval angle of 90 degrees, and the air cylinder and the rotating plate are matched to enable a pressing rod to rotate after extending outwards to press down a workpiece or extend inwards to be hidden into a groove above the flat plate after rotating.
10. The clamping tool for machining the head, the arm and the tail of the crane arm as claimed in claim 1, wherein each corner of the tool bottom plate is provided with a U-shaped hole for connecting the tool bottom plate and the machining platform.
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CN201922315623.9U CN211248958U (en) | 2019-12-21 | 2019-12-21 | Clamping tool for processing head and tail of crane arm |
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CN201922315623.9U CN211248958U (en) | 2019-12-21 | 2019-12-21 | Clamping tool for processing head and tail of crane arm |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110900086A (en) * | 2019-12-21 | 2020-03-24 | 徐州智畅机器人***有限公司 | Clamping tool for processing head and tail of crane arm |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110900086A (en) * | 2019-12-21 | 2020-03-24 | 徐州智畅机器人***有限公司 | Clamping tool for processing head and tail of crane arm |
CN110900086B (en) * | 2019-12-21 | 2024-04-12 | 徐州智畅机器人***有限公司 | Clamping tool for processing head and tail of crane arm |
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