CN209793780U - Variable-pitch material clamping device - Google Patents
Variable-pitch material clamping device Download PDFInfo
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- CN209793780U CN209793780U CN201920562711.6U CN201920562711U CN209793780U CN 209793780 U CN209793780 U CN 209793780U CN 201920562711 U CN201920562711 U CN 201920562711U CN 209793780 U CN209793780 U CN 209793780U
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Abstract
The utility model discloses a displacement presss from both sides material device belongs to industrial robot technical field, specifically includes: the clamping jaw mechanism comprises a rack, a distance adjusting assembly and a plurality of clamping jaw assemblies, wherein the rack, the distance adjusting assembly and the plurality of clamping jaw assemblies are sequentially arranged from top to bottom, the distance adjusting assembly comprises a fixed seat, a variable-pitch cylinder, a linear guide rail and a movable plate, a plurality of cam grooves are formed in the movable plate, an adjusting plate is arranged at the lower end of the movable plate, a sliding piece matched with the cam grooves is arranged on the top end face of the adjusting plate, the adjusting plate is slidably mounted on the linear guide rail, and the sliding direction of the movable plate; the utility model discloses utilize displacement cylinder to promote the fly leaf and remove, and then order about the gyro wheel on the regulating plate and slide along the cam groove for the regulating plate is close to each other or keeps away from, thereby realizes the distance between the automatically regulated clamping jaw subassembly, with the centre gripping that is suitable for different interval materials, application scope is wide, the practicality is strong.
Description
Technical Field
the utility model relates to an industrial robot technical field, in particular to displacement presss from both sides material device.
Background
After the charging wire connector is produced, the surface of the charging wire connector is often touched to cause scratches in the subsequent processing process, so that a layer of plastic protective film needs to be attached to the surface, most of the existing film covering methods are that the connector is taken and placed on a film covering machine and is attached, the labor intensity of operators is high, and the production efficiency is low.
Chinese patent No. CN201820627432.9 discloses a mechanism is got to equidistance clamp, relative displacement takes place along its length direction through a pair of slide rails of clamping jaw cylinder drive mutually supporting, drive the clamping jaw and realize the contact or the separation of coincidence zone simultaneously, thereby get and put the material, but in the actual production, often need be according to the production requirement of different processes, put into different intervals with the material, and the unable adjustment of interval between the mechanism slide rail is got to this clamp, application scope is limited, and material size diverse, material centre-to-centre spacing and interior limit interval of different model specifications are different promptly, the position of pressing from both sides the material is also different, this just needs a variable-distance clamping jaw, so that its application scope is wider.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems of the prior art, the utility model provides a variable-pitch material clamping device, which is realized by the following technical scheme.
A variable-pitch clamping device comprises a rack, a pitch adjusting assembly and a plurality of clamping jaw assemblies which are sequentially arranged from top to bottom; the roll adjustment subassembly is including locating the fixing base in the frame, locate displacement cylinder and linear guide on the fixing base, locate the fly leaf of displacement cylinder bottom, the output shaft fixed connection of fly leaf and displacement cylinder, be equipped with a plurality of cam groove on the fly leaf, the lower extreme of fly leaf is equipped with the regulating plate, the top face of regulating plate be equipped with cam groove complex slider, just regulating plate slidable mounting is on linear guide, the slip direction of fly leaf with the slip direction of regulating plate is perpendicular, clamping jaw subassembly link firmly in the bottom face of regulating plate.
Adopt above-mentioned technical scheme: through the displacement cylinder promotes the fly leaf and removes, and then orders about the slider on the regulating plate and slide along the cam groove for the regulating plate is close to each other or keeps away from, thereby changes the distance between the clamping jaw subassembly that links firmly with the regulating plate, with the centre gripping that is suitable for different interval materials, and the device simple structure is compact, and it is convenient to adjust.
Further, the slope of each cam groove gradually decreases or increases from the center of the movable plate to both sides. Since the distance moved by each cam groove along the pushing direction of the variable-pitch cylinder is the same, the projection length of the cam groove in the sliding direction of the adjusting plate is changed, such as gradually increased or decreased, by utilizing the slope change of the cam groove, so that the clamping jaw assemblies can be separated or reduced from each other when sliding, and the purpose of adjusting the distance of the clamping jaw assemblies is achieved.
Furthermore, the projection lengths of the cam grooves in the sliding direction of the adjusting plate are in an equal difference series, so that the purpose of equidistant adjustment is achieved.
Furthermore, the roll adjustment subassembly still includes the L template, the upper end connection fixing base of L template, the lower tip shelf is on the regulating plate, on the flange of L template was located to the fly leaf, it was right through the space that L template flange and fixing base enclose the stroke of fly leaf is led and is spacing, makes its removal and location more accurate, stable.
Furthermore, the clamping jaw assembly comprises a clamping jaw air cylinder and a mounting plate fixedly connected to the bottom of the clamping jaw air cylinder, a sliding groove is formed in the lower end face of the mounting plate, a fixed block and a sliding block connected with an output shaft of the clamping jaw air cylinder are arranged in the sliding groove, the fixed block is fixedly connected with the first clamping jaw, the sliding block is fixedly connected with the second clamping jaw, and the clamping surfaces of the first clamping jaw and the second clamping jaw are opposite in the forward direction; therefore, the clamping jaw air cylinder drives the sliding block to slide along the length direction of the sliding groove, so that the second clamping jaw is driven to move towards the direction close to the first clamping jaw, the first clamping jaw and the second clamping jaw are enabled to be close to the clamping material in an opposite direction, and when the clamping jaws are far away from each other, the material is discharged, so that the multi-product can be clamped and discharged at the same time;
Furthermore, rectangular grooves are formed in the clamping surfaces of the first clamping jaw and the second clamping jaw and are opposite to each other to form a material groove for clamping articles with specific thickness and size, and the clamping jaws are prevented from damaging the materials due to the fact that the clamping gaps of the clamping jaws are too small.
Furthermore, a silica gel pad (not shown in the figure) is arranged in the rectangular groove, so that the material groove has certain elasticity and buffering performance, and the scratch of the rectangular groove made of metal materials on the surface of the material is greatly reduced.
furthermore, the surface of the silica gel pad can be roughened to reduce the adhesive force on the surface of the material, so that the clamping and discharging are more convenient and effective.
Furthermore, transparent adhesive tape is adhered to the surface of the silica gel pad to enhance the smoothness of the surface of the silica gel pad and reduce friction force, so that the material can be discharged more conveniently and effectively.
The utility model has the advantages that:
1. The utility model discloses a cam groove on the fly leaf and the gyro wheel cooperation on the regulating plate, utilize displacement cylinder to promote the fly leaf and remove, and then order about the gyro wheel on the regulating plate and slide along the cam groove, make the regulating plate be close to each other or keep away from, thereby realize the distance between the automatically regulated clamping jaw subassembly, with the centre gripping of being suitable for different interval materials, utilize clamping jaw cylinder drive slider to remove along the spout simultaneously, with the centre gripping that adapts to not unidimensional material, this device application scope is wide, therefore, the clothes hanger is strong in practicability, equipment compatibility is good high, and the displacement accommodation process is simple moreover, and control.
2. The utility model discloses a each the cam groove is in the length of the ascending projection of the slip direction of regulating plate becomes the arithmetic progression, can reach the purpose that is equidistant regulation clamping jaw assembly each other.
3. After first clamping jaw and second clamping jaw cliied the material, the clamping face of each clamping jaw can receive the counter force of material, compare in prior art on clamping jaw direct mount can lead to the piston rod of clamping jaw cylinder to receive the effect of moment of flexure on the clamping jaw cylinder, each clamping jaw of this application is under the atress condition, its upper portion can have the trend of outside slope, can receive the inboard constraining force of spout with first clamping jaw fixed connection's fixed block and the slider with second clamping jaw fixed connection, the upper portion of each clamping jaw will be restricted to the both sides slope to this constraining force, strengthen the rigidity of clamping jaw cylinder, prolong its life.
4. The rectangular groove is internally provided with a silica gel pad, so that the material groove has certain elasticity and buffering performance, and the scratch of the rectangular groove made of metal materials on the surface of the material can be greatly reduced.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural view of a variable pitch material clamping device in embodiment 1 of the present invention;
Fig. 2 is a schematic structural view of a variable pitch material clamping device in embodiment 2 of the present invention;
Fig. 3 is a schematic structural view of the movable plate and the adjusting plate of the present invention;
FIG. 4 is a top view of FIG. 3;
in the figure, 1, a frame; 2. a distance adjusting component; 21. a fixed seat; 22. a variable pitch cylinder; 23. a linear guide rail; 24. a movable plate; 241. a cam slot; 25. a connecting plate; 26. an adjusting plate; 27. a slider; 28. an L-shaped plate; 3. a jaw assembly; 31. a clamping jaw cylinder; 32. mounting a plate; 321. a chute; 33. a slider; 34. a first jaw; 35. a second jaw; 36. a rectangular groove.
Detailed Description
The technical solutions of the embodiments in this patent will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments, not all embodiments, of this patent. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the patent without making creative efforts, shall fall within the protection scope of the patent.
In the description of this patent, it is noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "top", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the patent and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the patent. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of this patent, it is noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "communicating" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. It is to be noted that all the figures are exemplary representations. The meaning of the above terms in this patent may be specifically understood by those of ordinary skill in the art.
the patent is described in further detail below with reference to specific embodiments and with reference to the attached drawings.
Example 1
As shown in fig. 1, a variable-pitch clamping device comprises a frame 1, a pitch adjusting assembly 2 and a plurality of clamping jaw assemblies 3 which are arranged from top to bottom in sequence;
the clamping jaw assembly 3 comprises a clamping jaw air cylinder 31 and a mounting plate 32 fixedly connected to the bottom of the clamping jaw air cylinder 31, a sliding groove 321 is formed in the lower end face of the mounting plate 32, a fixed block and a sliding block 33 connected with an output shaft of the clamping jaw air cylinder 31 are arranged in the sliding groove 321, preferably, the sliding groove 321 is C-shaped or T-shaped, so that when the sliding groove 321 is matched and connected with the sliding block 33, the sliding block 33 is guaranteed to move horizontally, the fixed block is fixedly connected with a first clamping jaw 34, the sliding block 33 is fixedly connected with a second clamping jaw 35, and clamping faces of the first clamping jaw 34 and the second clamping jaw 35 are opposite in the; the first clamping jaw 34 and the second clamping jaw 35 clamp materials in an involutory manner under the driving of the clamping jaw air cylinder 31, and discharge materials when the materials are far away from the clamping jaw air cylinder, so that multiple products can be simultaneously clamped and discharged;
The distance adjusting assembly 2 is used for adjusting the distance between adjacent clamping jaw assemblies 3, the distance adjusting assembly 2 includes a fixed seat 21 arranged on the frame 1, a distance changing cylinder 22 and a linear guide rail 23 arranged on the fixed seat 21, and a movable plate 24 arranged at the bottom of the distance changing cylinder 22, the movable plate 24 is fixedly connected with an output shaft of the distance changing cylinder 22 through a connecting plate 25, so that the movable plate 24 can slide relative to the fixed seat 21, referring to fig. 3 and 4, the movable plate 24 is provided with a plurality of cam grooves 241, the lower end of the movable plate 24 is provided with an adjusting plate 26, the top end surface of the adjusting plate 26 is provided with a sliding part 27 matched with the cam grooves 241, the sliding part 27 can be a sliding block 33 or a roller, preferably a roller, so as to reduce the friction resistance between the sliding surface of the cam grooves 241 in the driving process, and enable the; and regulating plate 26 slidable mounting is on linear guide 23, the slip direction of fly leaf 24 with regulating plate 26's slip direction is perpendicular, clamping jaw assembly 3 link firmly in regulating plate 26's bottom end face. The movable plate 24 is pushed by the variable pitch cylinder 22 to move outwards, so that the sliding piece 27 on the adjusting plate 26 slides along the cam groove 241, and the clamping jaw assemblies 3 fixedly connected with the adjusting plate 26 are driven to move close to or away from each other, so that the distance between the clamping jaw assemblies 3 can be conveniently and quickly adjusted.
In this embodiment, the slope of each cam groove 241 gradually decreases or increases from the center of the movable plate 24 to both sides. Since the distance moved by each cam groove 241 along the pushing direction of the variable pitch cylinder 22 is the same, the projection length of the cam groove 241 in the sliding direction of the adjusting plate 26 is changed, such as gradually increased or decreased, by using the slope change of the cam groove 241, so that the jaw assemblies 3 can be separated or decreased from each other when sliding, and the purpose of adjusting the distance of the jaw assemblies 3 is achieved. Specifically, the lengths of the projections of the cam grooves 241 in the sliding direction of the adjustment plate 26 are in an equal difference series, so that the adjustment can be performed at equal distances.
example 2
The arrangement of the embodiment 2 is substantially the same as that of the embodiment 1, with the difference that, referring to fig. 2, the distance adjusting assembly 2 further includes an L-shaped plate 28, the upper end of the L-shaped plate 28 is connected to the fixed seat 21, and the lower end is placed on the adjusting plate 26, that is, in clearance fit with the adjusting plate 26, specifically, the upper end of the L-shaped plate 28 is fixedly arranged on the lower end face of the fixed seat 21 through a bolt assembly, and the lower end face of the fixed seat 21 is provided with an accommodating groove for accommodating the upper end of the L-shaped plate 28, so that the fixation is tight and reliable; the movable plate 24 is arranged on the flange of the L-shaped plate 28, and the shape range of the movable plate 24 is guided and limited through the space enclosed by the flange of the L-shaped plate 28 and the fixed seat 21, so that the movable plate is more accurate and stable in movement and positioning.
example 3
Referring to fig. 1 to 4, the arrangement of embodiment 2 is substantially the same as that of embodiment 1 or embodiment 2, and the difference is that a rectangular groove 36 is arranged on the clamping surface of the first clamping jaw 34 and the second clamping jaw 35, and the opposite rectangular grooves 36 are combined to form a material groove, so that the material is clamped conveniently; preferably, a silica gel pad (not shown in the figure) is arranged in the rectangular groove 36, so that the scratch of the rectangular groove 36 made of metal on the surface of the material is effectively reduced, and the yield of the material is improved. After long-term use, the silica gel pad is aged to a certain extent so as to be adhered with materials, so that the surface of the silica gel pad can be subjected to roughening treatment, such as wood passivation or chemical passivation, to form a concave-convex surface, the adhesive force on the surface of the materials is reduced, and the clamping and discharging are more convenient and effective; or the transparent adhesive tape is adhered to the surface of the silica gel pad, namely the adhesive layer of the transparent adhesive tape is adhered to the silica gel pad, and the release coating faces the material, so that the smoothness of the surface of the silica gel pad is enhanced, the friction force is reduced, and the discharging is more convenient and effective.
The above embodiments describe the implementation of the present invention in detail, however, the present invention is not limited to the specific details of the above embodiments. Within the scope of the claims and the technical idea of the present invention, various simple modifications and changes can be made to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.
Claims (9)
1. A variable-pitch clamping device is characterized by comprising a rack (1), a pitch adjusting assembly (2) and a plurality of clamping jaw assemblies (3) which are sequentially arranged from top to bottom;
Roll adjustment subassembly (2) including locating fixing base (21) on frame (1), locate displacement cylinder (22) and linear guide (23) on fixing base (21), locate active plate (24) of displacement cylinder (22) bottom, the output shaft fixed connection of active plate (24) and displacement cylinder (22), be equipped with a plurality of cam groove (241) on active plate (24), the lower extreme of active plate (24) is equipped with regulating plate (26), the top end face of regulating plate (26) be equipped with cam groove (241) complex slider (27), just regulating plate (26) slidable mounting is on linear guide (23), the slip direction of active plate (24) with the slip direction of regulating plate (26) is perpendicular, clamping jaw subassembly (3) link firmly in the bottom face of regulating plate (26).
2. The pitch-variable material clamping device according to claim 1, wherein the slope of each cam groove (241) gradually decreases or increases from the center of the movable plate (24) to both sides.
3. The pitch-variable material clamping device according to claim 2, wherein the length of the projection of each cam groove (241) in the sliding direction of the adjusting plate (26) is in an equal difference series.
4. The variable-pitch clamping device as claimed in claim 1, wherein the pitch adjusting assembly (2) further comprises an L-shaped plate (28), the upper end of the L-shaped plate (28) is connected with the fixed seat (21), the lower end of the L-shaped plate (28) is placed on the adjusting plate (26), and the movable plate (24) is arranged in a space enclosed by the lower end of the L-shaped plate (28) and the fixed seat (21).
5. The variable-pitch material clamping device according to claim 1, wherein the clamping jaw assembly (3) comprises a clamping jaw air cylinder (31) and a mounting plate (32) fixedly connected to the bottom of the clamping jaw air cylinder (31), a sliding groove (321) is formed in the lower end face of the mounting plate (32), a fixed block and a sliding block (33) connected with an output shaft of the clamping jaw air cylinder (31) are arranged in the sliding groove (321), the fixed block is fixedly connected with a first clamping jaw (34), the sliding block (33) is fixedly connected with a second clamping jaw (35), and clamping faces of the first clamping jaw (34) and the second clamping jaw (35) are opposite in the forward direction.
6. The variable-pitch material clamping device is characterized in that rectangular grooves (36) are formed in the clamping surfaces of the first clamping jaw (34) and the second clamping jaw (35), and the opposite rectangular grooves (36) are combined to form a material groove.
7. The pitch-variable material clamping device according to claim 6, wherein a silica gel pad is arranged in the rectangular groove (36).
8. the pitch-variable material clamping device of claim 7, wherein the surface of the silica gel pad is subjected to roughening treatment.
9. The pitch-variable material clamping device as claimed in claim 7, wherein a transparent adhesive tape is adhered to the surface of the silica gel pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920562711.6U CN209793780U (en) | 2019-04-23 | 2019-04-23 | Variable-pitch material clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920562711.6U CN209793780U (en) | 2019-04-23 | 2019-04-23 | Variable-pitch material clamping device |
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| Publication Number | Publication Date |
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| CN209793780U true CN209793780U (en) | 2019-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920562711.6U Active CN209793780U (en) | 2019-04-23 | 2019-04-23 | Variable-pitch material clamping device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112318541A (en) * | 2020-09-22 | 2021-02-05 | 博众精工科技股份有限公司 | Clamping jaw mechanism, variable pitch mechanism and non-stop material changing mechanism |
| CN113352249A (en) * | 2021-06-10 | 2021-09-07 | 东莞怡合达自动化股份有限公司 | Electric control cam type equal-division pitch-changing mechanism |
| CN114918810A (en) * | 2022-06-27 | 2022-08-19 | 池州市九华明坤铝业有限公司 | Burnishing device is used in processing of aluminium system panel |
| CN116494215A (en) * | 2023-06-27 | 2023-07-28 | 广州尔腾智能装备有限公司 | Interval adjustable double-clamping-jaw industrial robot |
-
2019
- 2019-04-23 CN CN201920562711.6U patent/CN209793780U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112318541A (en) * | 2020-09-22 | 2021-02-05 | 博众精工科技股份有限公司 | Clamping jaw mechanism, variable pitch mechanism and non-stop material changing mechanism |
| CN113352249A (en) * | 2021-06-10 | 2021-09-07 | 东莞怡合达自动化股份有限公司 | Electric control cam type equal-division pitch-changing mechanism |
| CN114918810A (en) * | 2022-06-27 | 2022-08-19 | 池州市九华明坤铝业有限公司 | Burnishing device is used in processing of aluminium system panel |
| CN114918810B (en) * | 2022-06-27 | 2024-03-12 | 池州市九华明坤铝业有限公司 | Polishing device for processing aluminum plate |
| CN116494215A (en) * | 2023-06-27 | 2023-07-28 | 广州尔腾智能装备有限公司 | Interval adjustable double-clamping-jaw industrial robot |
| CN116494215B (en) * | 2023-06-27 | 2023-08-22 | 广州尔腾智能装备有限公司 | Interval adjustable double-clamping-jaw industrial robot |
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