CN117416058A - Clamping jaw mechanism - Google Patents
Clamping jaw mechanism Download PDFInfo
- Publication number
- CN117416058A CN117416058A CN202311736302.0A CN202311736302A CN117416058A CN 117416058 A CN117416058 A CN 117416058A CN 202311736302 A CN202311736302 A CN 202311736302A CN 117416058 A CN117416058 A CN 117416058A
- Authority
- CN
- China
- Prior art keywords
- clamping jaw
- clamping
- movable block
- product
- jaw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 16
- 230000003287 optical effect Effects 0.000 claims description 10
- 238000005299 abrasion Methods 0.000 claims description 5
- 238000003466 welding Methods 0.000 abstract description 20
- 238000000034 method Methods 0.000 abstract description 15
- 230000008569 process Effects 0.000 abstract description 13
- 238000004023 plastic welding Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
- B29C65/7841—Holding or clamping means for handling purposes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention relates to the technical field of clamping jaws, in particular to a clamping jaw mechanism which comprises an air cylinder, clamping jaws, an adjusting screw, a lower limit post, an upper limit screw and a reset spring, wherein the air cylinder is connected with a clamping jaw movable block, the clamping jaw movable block is of a step-shaped structure, one end of each clamping jaw is of a step shape, the other end of each clamping jaw is connected with the clamping jaw movable block through a sliding assembly, the clamping jaws are arranged in waist-shaped grooves of a clamping jaw fixed block through positioning shafts, the adjusting screw is arranged on the clamping jaws and props against the positioning shafts, the lower limit post and the upper limit screw are arranged on the clamping jaw fixed block, and the reset spring is arranged on the clamping jaws and the clamping jaw fixed block. According to the clamping jaw welding jig, the clamping jaw moves along the track of the surface of the clamping jaw movable block through the driving of the air cylinder, and the product is pulled in the process of stretching into the clamping buckle, so that the position of the product is corrected, the product can be effectively compressed, the product is ensured to be in a stable state during welding, the welding quality of the product is ensured, and the welding efficiency of the product is improved.
Description
Technical Field
The invention relates to the technical field of clamping jaws, in particular to a clamping jaw mechanism.
Background
For large-size deformable plastic welding products, the position where the plastic welding products are placed needs to be corrected in the welding process, and the products also need to be compressed in the welding process, so that the size of the welded products is ensured. Accordingly, it is desirable to provide a jaw mechanism that corrects the position of the product during welding and that is capable of compressing the product.
Disclosure of Invention
The clamping jaw mechanism provided by the invention solves the problems in the related art, and the clamping jaw mechanism is driven by the air cylinder to enable the clamping jaw to move along the track formed on the surface of the clamping jaw movable block, so that a product is pulled in the process of stretching into the clamping buckle, the position of the product is corrected, the product can be effectively compressed in the process of welding the product, the product is ensured to be in a stable state during welding, the welding quality of the product is ensured, and the welding efficiency of the product is improved.
In order to solve the technical problems, the invention is realized by the following technical scheme: the utility model provides a clamping jaw mechanism, includes cylinder, clamping jaw, adjusting screw, lower spacing post, goes up spacing screw and reset spring, the cylinder links to each other with clamping jaw movable block, clamping jaw movable block is step-like structure and includes arcwall face, horizontal plane and flange from low to high in proper order, the one end of clamping jaw is step-like, the other end of clamping jaw is through the surface slip of sliding component at clamping jaw movable block, the clamping jaw passes through the locating shaft and installs in clamping jaw fixed block's waist type inslot, adjusting screw installs on the clamping jaw and supports the locating shaft, spacing post, last spacing screw down are installed on the clamping jaw fixed block, reset spring's one end links to each other with the clamping jaw and the other end links to each other with the clamping jaw fixed block.
As an optimal scheme, a piston rod at the front end of the cylinder is connected with the clamping jaw movable block through an inner hexagonal screw.
Preferably, the clamping jaw fixing block is arranged on the fixing base through screws.
Preferably, the sliding assembly comprises an optical axis, a ball bearing and an anti-abrasion pad, the ball bearing is arranged in a groove at the other end of the clamping jaw, the optical axis passes through the clamping jaw and the ball bearing, and the anti-abrasion pad is arranged on the optical axis at two sides of the ball bearing.
Preferably, the return spring is mounted with the clamping jaw and the clamping jaw fixing block through pins.
Compared with the prior art, the invention has the beneficial effects that:
(1) The clamping jaw moves along a track formed on the surface of the clamping jaw movable block through the driving of the air cylinder, and the product is pulled in the process of stretching into the buckle, so that the position of the product is corrected;
(2) The front ends of the clamping jaws are in a step shape, so that products can be effectively compressed, the products are ensured to be in a stable state during welding, the welding quality of the products is ensured, and the welding efficiency of the products is improved;
(3) The clamping jaw is relatively simple in structure, can form two-direction compression through unidirectional thrust, effectively simplifies the mechanism, and reduces the use space;
(4) The sliding component adopts a ball bearing, so that the sliding component is economical and durable, and the service life of the mechanism is guaranteed.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the jaw of the present invention in an initial state;
FIG. 3 is a schematic view of the structure of the jaw of the present invention in operation;
FIG. 4 is an enlarged view of the invention at A in FIG. 3;
FIG. 5 is an enlarged view of the invention at B in FIG. 3;
FIG. 6 is a schematic illustration of the connection of the jaw to the slide assembly of the present invention.
In the figure:
1. the clamping jaw fixing device comprises an air cylinder, 2, a fixing base, 3, a clamping jaw movable block, 4, a clamping jaw fixing block, 5, clamping jaws, 6, a positioning shaft, 7, a sliding component, 71, an optical axis, 72, a ball bearing, 73, an anti-abrasion pad, 8, a lower limiting column, 9, an upper limiting screw, 10, an adjusting screw, 11, a reset spring, 12 and a buckle.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
In the description of the present invention, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present invention and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present invention; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present invention.
As shown in fig. 1 to 6, a clamping jaw mechanism comprises an air cylinder 1, a clamping jaw fixing block 4, a clamping jaw 5, an adjusting screw 10, a lower limit column 8, an upper limit screw 9 and a reset spring 11, wherein the air cylinder 1 is connected with the clamping jaw moving block 3, the clamping jaw moving block 3 is of a step-shaped structure and sequentially comprises an arc-shaped surface 31, a horizontal surface 32 and a flange 33 from low to high, one end of the clamping jaw 5 is of a step shape, after a track stroke to a working position, a clamping buckle 12 capable of effectively buckling a compression position of a plastic welding product is arranged, the other end of the clamping jaw 5 slides on the surface of the clamping jaw moving block 3 through a sliding component, a waist-shaped groove is formed in the clamping jaw fixing block 4, the clamping jaw 5 is arranged in the waist-shaped groove through a positioning shaft 6, the waist-shaped groove is sized according to a motion simulation stroke position (determined from the initial position to the working position), when the air cylinder 1 works to provide a directional thrust, the clamping jaw 5 is enabled to generate displacement in two directions in the sliding process on the moving block 3, and finally buckle the clamping jaw 5 in the single direction in the product welding process through motion simulation in the process, the welding process is enabled to ensure that the product is compressed in the welding process to be effectively compressed in the welding position; the adjusting screw 10 is arranged on the clamping jaw 5 and props against the positioning shaft 6, the adjusting screw 10 mainly acts against the positioning shaft 6 to ensure that the positioning shaft 6 slides at the waist-shaped groove of the clamping jaw fixing block 4 and does not exceed a set stroke, the lower limit post 8 and the upper limit screw 9 are arranged on the clamping jaw fixing block 4, specifically, the lower limit post 8 is arranged on the clamping jaw fixing block 4 through bolts, the adjusting limit is realized through adjusting the bolts on the lower limit post 8, and the lower limit post 8 mainly acts to provide limit for the resetting of the clamping jaw 5 through the reset spring 11 and ensure that the clamping jaw 5 is in place during resetting; the upper limit screw 9 is in threaded connection with a nut, and the adjustment limit is realized by adjusting the nut on the upper limit screw 9, and the upper limit screw 9 mainly has the function of providing limit for the clamping jaw 5 when the clamping jaw 5 is in a working position, so that the clamping jaw 5 is ensured not to exceed a set stroke; the return spring 11 has one end connected to the jaw 5 and the other end connected to the jaw fixing block 4.
In one embodiment, a piston rod at the front end of the cylinder 1 is connected with the movable clamping jaw block 3 through an inner hexagon screw, wherein the cylinder 1 can be an SMC compact thin cylinder or the like.
In one embodiment, the clamping jaw fixing block 4 is mounted on the fixing base 2 through screws, so that the clamping jaw fixing block is convenient to detach and mount.
In one embodiment, the slide assembly 7 includes an optical axis 71, a ball bearing 72, and an anti-wear pad 73, the ball bearing 72 being disposed in a slot in one end of the jaw 5 and the optical axis 71 passing through the jaw 5 and the ball bearing 72, the anti-wear pad 73 being mounted on the optical axis 71 on both sides of the ball bearing 72.
In one embodiment, the return spring 11 is mounted with the jaw 5 and jaw securing block 4 by pins.
The working principle is as follows:
in an initial state, as shown in fig. 2, the sliding component 7 is positioned on the arc-shaped surface 31 of the movable block 3 of the clamping jaw, the air cylinder 1 works, the piston rod at the front end of the air cylinder 1 stretches out to push the movable block 3 of the clamping jaw to slide on the fixed base 2, the clamping jaw 5 slides on the movable block 3 of the clamping jaw through the sliding component 7 along the track formed by the surface of the movable block 3 of the clamping jaw, the clamping jaw 5 is jacked upwards to jack up, the clamping jaw 5 enters the clamping buckle 12 in the upward movement process and generates a pulling force on a product to correct the welding position of the clamping jaw, the clamping jaw 5 finally reaches the horizontal plane 32, the adjusting screw 10 presses the positioning shaft 6 to the highest position when the travel reaches the adjusting screw 9, namely the working position of the clamping jaw 5, and the clamping jaw 5 reaches the working position to compress the clamping buckle 12 (generally, at least two clamping buckles 12 are reserved on the product, and each clamping buckle 12 is compressed by one clamping jaw 5), so that the welding process is more stable, as shown in fig. 3 and 4; the piston rod of the air cylinder 1 is retracted to drive the clamping jaw movable block 3 to be in the original position, the clamping jaw 5 slides along the track on the clamping jaw movable block 3 by the force provided by the reset spring 11, the clamping jaw 5 is restored to the original position by the lower limit post 8, and meanwhile, the positioning shaft 6 also moves to the original position; to this end, a complete gripper jaw 5 operation is completed.
The above is a preferred embodiment of the present invention, and a person skilled in the art can also make alterations and modifications to the above embodiment, therefore, the present invention is not limited to the above specific embodiment, and any obvious improvements, substitutions or modifications made by the person skilled in the art on the basis of the present invention are all within the scope of the present invention.
Claims (5)
1. A jaw mechanism, characterized in that: including cylinder, clamping jaw, adjusting screw, lower spacing post, last spacing screw and reset spring, the cylinder links to each other with the clamping jaw movable block, the clamping jaw movable block is step-like structure and includes arcwall face, horizontal plane and flange from low to high in proper order, the one end of clamping jaw is step-like, the other end of clamping jaw is through sliding component at the surface slip of clamping jaw movable block, the clamping jaw passes through the locating shaft and installs in the waist type inslot of clamping jaw fixed block, the adjusting screw is installed on the clamping jaw and is supported the locating shaft, lower spacing post, last spacing screw are installed on the clamping jaw fixed block, reset spring's one end links to each other and the other end links to each other with the clamping jaw fixed block.
2. A jaw mechanism according to claim 1, wherein: and a piston rod at the front end of the cylinder is connected with the clamping jaw movable block through an inner hexagonal screw.
3. A jaw mechanism according to claim 1, wherein: the clamping jaw fixing block is arranged on the fixing base through screws.
4. A jaw mechanism according to claim 1, wherein: the sliding assembly comprises an optical axis, a ball bearing and an anti-abrasion pad, wherein the ball bearing is arranged in a groove at the other end of the clamping jaw, the optical axis passes through the clamping jaw and the ball bearing, and the anti-abrasion pad is arranged on the optical axis at two sides of the ball bearing.
5. A jaw mechanism according to claim 1, wherein: the reset spring is installed with the clamping jaw and the clamping jaw fixing block through pins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311736302.0A CN117416058B (en) | 2023-12-18 | 2023-12-18 | Clamping jaw mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311736302.0A CN117416058B (en) | 2023-12-18 | 2023-12-18 | Clamping jaw mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117416058A true CN117416058A (en) | 2024-01-19 |
| CN117416058B CN117416058B (en) | 2024-02-27 |
Family
ID=89531117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311736302.0A Active CN117416058B (en) | 2023-12-18 | 2023-12-18 | Clamping jaw mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117416058B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201362322Y (en) * | 2009-01-19 | 2009-12-16 | 曹宣 | Hook-like folding connector |
| CN106425237A (en) * | 2016-11-30 | 2017-02-22 | 安徽瑞祥工业有限公司 | Welding positioning device for damping spring seat of car |
| CN107720654A (en) * | 2017-09-30 | 2018-02-23 | 中国核电工程有限公司 | A kind of double-canopy grabbing device |
| CN211218477U (en) * | 2019-12-11 | 2020-08-11 | 湖南三一快而居住宅工业有限公司 | Net pulling mechanism and net pulling device |
| CN212798597U (en) * | 2020-08-11 | 2021-03-26 | 苏州市鑫益源自动化设备有限公司 | Clamping type transfer device for processing bulk sheet products |
| CN213002290U (en) * | 2020-06-17 | 2021-04-20 | 深圳钰翔技术有限公司 | Automatic clamping jaw position adjusting mechanism of flat plate feeding machine |
| CN213770430U (en) * | 2020-09-28 | 2021-07-23 | 江苏有凯信智能科技有限公司 | High-precision and energy-saving product correcting mechanism |
| CN115055900A (en) * | 2022-08-17 | 2022-09-16 | 杭州寰瀛科技有限公司 | Welding fixture for machining of moving vehicle |
| CN217866874U (en) * | 2022-08-04 | 2022-11-22 | 长鸿富联(郑州)精密科技有限公司 | Anti-collision material taking mechanism |
| CN218427889U (en) * | 2022-09-29 | 2023-02-03 | 深圳市众力自动化科技有限公司 | Wire clamping jaw jig |
| CN219235157U (en) * | 2023-01-17 | 2023-06-23 | 科瑞自动化技术（苏州）有限公司 | Cam locking device |
-
2023
- 2023-12-18 CN CN202311736302.0A patent/CN117416058B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201362322Y (en) * | 2009-01-19 | 2009-12-16 | 曹宣 | Hook-like folding connector |
| CN106425237A (en) * | 2016-11-30 | 2017-02-22 | 安徽瑞祥工业有限公司 | Welding positioning device for damping spring seat of car |
| CN107720654A (en) * | 2017-09-30 | 2018-02-23 | 中国核电工程有限公司 | A kind of double-canopy grabbing device |
| CN211218477U (en) * | 2019-12-11 | 2020-08-11 | 湖南三一快而居住宅工业有限公司 | Net pulling mechanism and net pulling device |
| CN213002290U (en) * | 2020-06-17 | 2021-04-20 | 深圳钰翔技术有限公司 | Automatic clamping jaw position adjusting mechanism of flat plate feeding machine |
| CN212798597U (en) * | 2020-08-11 | 2021-03-26 | 苏州市鑫益源自动化设备有限公司 | Clamping type transfer device for processing bulk sheet products |
| CN213770430U (en) * | 2020-09-28 | 2021-07-23 | 江苏有凯信智能科技有限公司 | High-precision and energy-saving product correcting mechanism |
| CN217866874U (en) * | 2022-08-04 | 2022-11-22 | 长鸿富联(郑州)精密科技有限公司 | Anti-collision material taking mechanism |
| CN115055900A (en) * | 2022-08-17 | 2022-09-16 | 杭州寰瀛科技有限公司 | Welding fixture for machining of moving vehicle |
| CN218427889U (en) * | 2022-09-29 | 2023-02-03 | 深圳市众力自动化科技有限公司 | Wire clamping jaw jig |
| CN219235157U (en) * | 2023-01-17 | 2023-06-23 | 科瑞自动化技术（苏州）有限公司 | Cam locking device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117416058B (en) | 2024-02-27 |
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