CN211163494U - Clamp for clamping workpieces of different specifications - Google Patents
Clamp for clamping workpieces of different specifications Download PDFInfo
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- CN211163494U CN211163494U CN201921851602.2U CN201921851602U CN211163494U CN 211163494 U CN211163494 U CN 211163494U CN 201921851602 U CN201921851602 U CN 201921851602U CN 211163494 U CN211163494 U CN 211163494U
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Abstract
The utility model discloses an anchor clamps for different specification work pieces of centre gripping, include: a substrate; the two clamping mechanisms are oppositely arranged on the substrate and are respectively used for clamping or loosening two ends of a workpiece; at least one of the clamping mechanisms is movable towards or away from the other clamping mechanism and can be fixed at a moved position; the jacking mechanism is arranged on the base plate, is positioned between the two clamping mechanisms and is used for jacking or releasing a clamped workpiece; the tightening mechanism can move towards or away from the clamped workpiece and can also be fixed at the moved position. The two ends of the workpiece are clamped tightly through the two clamping mechanisms, and the workpiece is tightly pressed through the pressing mechanism, so that the rotational freedom degree of the workpiece can be limited, the clamping effect of the workpiece is improved, and the polishing efficiency and the polishing quality are improved.
Description
Technical Field
The application relates to the technical field of clamps, in particular to a clamp for clamping workpieces of different specifications.
Background
Skateboards are exercise machines in which a carriage equipped with rollers is fixed to the bottom surface of a support plate so that a user can step on the ground with one foot to advance. The skateboard truck, as a supporting structure of the skateboard, generally includes a cast bridge, which is formed through a casting process, and a precision bridge, which is manufactured through a CNC cutting process. The surface of the accurate bridge through CNC cutting process preparation is smooth, and the casting bridge surface through casting process preparation is rough, and the burr is many, influences product appearance quality, to this, all polishes through the mode of polishing to casting bridge surface and repaiies. The manual hand-held sliding plate support is mostly adopted in the traditional polishing mode, the sliding plate support is polished on the polishing machine, the labor intensity of the mode is high, the work efficiency is low, and the polishing degree of the surface of the sliding plate support is inconsistent due to the fact that the manual hand-held sliding plate support applies force unevenly, and the polishing quality is influenced.
SUMMERY OF THE UTILITY MODEL
The application aims at providing an anchor clamps for centre gripping different specification work pieces, presss from both sides tight slide support's both ends respectively through two clamping mechanism to tightly push up tight slide support through pushing up tight mechanism with pressing from both sides tightly, the effectual tight effect of clamp to slide support that has improved, and then has improved the efficiency of polishing, and has improved the quality of polishing.
The application provides a anchor clamps for centre gripping different specification work pieces, include:
a substrate;
the two clamping mechanisms are oppositely arranged on the substrate and are respectively used for clamping or loosening two ends of a workpiece; at least one of the clamping mechanisms is movable towards or away from the other clamping mechanism and can be fixed at a moved position;
the jacking mechanism is arranged on the base plate, is positioned between the two clamping mechanisms and is used for jacking or releasing a clamped workpiece; the tightening mechanism can move towards or away from the clamped workpiece and can also be fixed at the moved position.
Further, the clamp for clamping workpieces with different specifications is characterized in that the two clamping mechanisms can move towards or away from each other and can be fixed at the moved positions.
Further, the anchor clamps for centre gripping different specification work pieces, wherein, the anchor clamps still include: the two sliding blocks are arranged in the two sliding grooves in a sliding manner; the length directions of the two sliding grooves are parallel to each other and at least parallel to a connecting line between the two clamping mechanisms; the sliding blocks can reciprocate along the length direction of the sliding chute, and the two clamping mechanisms are respectively fixed on the two sliding blocks; the sliding block is characterized in that two substrate strip-shaped holes are further formed in the positions, corresponding to the two sliding grooves, of the substrate respectively, the length direction of each substrate strip-shaped hole is parallel to the length direction of the corresponding sliding groove, the substrate strip-shaped holes penetrate through the thickness direction of the substrate, at least one sliding block threaded hole corresponding to each substrate strip-shaped hole is formed in the sliding block, and the sliding block is fixed through a fastener after moving to the corresponding position along the length direction of the corresponding sliding groove.
Further, the anchor clamps for centre gripping different specification work pieces, wherein, clamping mechanism includes: the clamping part driving assembly and the two clamping parts; the clamping piece driving assembly is fixed on the sliding block, and the two clamping pieces are fixed at the output end of the clamping piece driving assembly; the clamping piece driving assembly is used for driving the two clamping pieces to move relatively to clamp the end part of the workpiece, or driving the two clamping pieces to move relatively to loosen the end part of the workpiece.
Further, the anchor clamps for centre gripping different specification work pieces, wherein, holder drive assembly includes: the finger cylinder, two the holder is fixed respectively on the two clamping jaws of finger cylinder.
Further, the clamp for clamping workpieces of different specifications is characterized in that the two clamping pieces are respectively provided with a fixed end and a clamping end, the fixed ends are fixed on the clamping jaws of the finger cylinders, and the clamping ends are used for clamping or loosening the end parts of the workpieces; and the opposite surfaces of the clamping ends of the two clamping pieces are provided with clamping grooves matched with the shapes of the end parts of the workpieces.
Further, the anchor clamps that are used for centre gripping different specification work pieces, wherein, the tight mechanism in top includes: the jacking block driving assembly is installed on the base plate, the jacking block is fixed at the output end of the jacking block driving assembly, the jacking block driving assembly is used for driving the jacking block to move towards the direction of being clamped by a workpiece and push against the workpiece, or the jacking block is driven to move away from the direction of being clamped by the workpiece and release the workpiece.
Further, the anchor clamps for centre gripping different specification work pieces, wherein, the anchor clamps still include: the mounting plate is fixed on the base plate and is provided with mounting plate strip-shaped holes, and the length direction of the mounting plate strip-shaped holes is at least parallel to the direction in which the jacking block driving assembly drives the jacking block to move back and forth; the tight mechanism in top still includes: the connecting plate, the tight piece drive assembly in top is fixed on the connecting plate, still be provided with the adaptation in on the connecting plate two at least connecting plate screw holes in mounting panel bar hole, with the connecting plate is followed the length direction in mounting panel bar hole removes after the relevant position, fixes through the fastener the connecting plate.
Further, the clamp for clamping workpieces of different specifications is characterized in that the jacking block driving assembly comprises a driving cylinder, and the jacking block is fixed at the end part of a piston rod of the driving cylinder.
Further, the fixture for clamping workpieces of different specifications is characterized in that one surface, facing the workpiece, of the jacking block is provided with a joint surface jointed with the surface of the workpiece.
The utility model has the advantages that:
the application provides a anchor clamps for centre gripping different specification work pieces includes: a substrate; the two clamping mechanisms are oppositely arranged on the substrate and are respectively used for clamping or loosening two ends of a workpiece; at least one of the clamping mechanisms is movable towards or away from the other clamping mechanism and can be fixed at a moved position; the jacking mechanism is arranged on the base plate, is positioned between the two clamping mechanisms and is used for jacking or releasing a clamped workpiece; the tightening mechanism can move towards or away from the clamped workpiece and can also be fixed at the moved position. The two ends of the workpiece are clamped tightly through the two clamping mechanisms, and the workpiece is tightly pressed through the pressing mechanism, so that the rotational freedom degree of the workpiece can be limited, the clamping effect of the workpiece is improved, and the polishing efficiency and the polishing quality are improved.
Drawings
Fig. 1 is a schematic structural diagram of a clamp for clamping workpieces of different specifications provided by the present invention.
Detailed Description
The present application will be described in further detail below with reference to the accompanying drawings by way of specific embodiments.
The application provides an anchor clamps for centre gripping different specification work pieces, this anchor clamps press from both sides the both ends of work piece tightly through two clamping mechanism to tightly push up the work piece through pushing up tight mechanism, so, can restrict the rotational degree of freedom of work piece, improve the tight effect of clamp of work piece, and then improve the efficiency of polishing and the quality of polishing. In this application, this anchor clamps specifically are a frock clamp for pressing from both sides tight slide support to polish on the equipment of polishing to tight slide support. In the following embodiments, the workpiece will be described by taking a slide plate holder as an example.
Referring to fig. 1, the present application provides a clamp for clamping workpieces of different specifications, which mainly comprises: a base plate 10, two clamping mechanisms, and a jacking mechanism.
The two clamping mechanisms and the tightening mechanism are both arranged on the substrate 10, wherein the two clamping mechanisms are arranged oppositely, and the tightening mechanism is positioned between the two clamping mechanisms. The two clamping mechanisms are respectively used for clamping or loosening two ends of the sliding plate bracket 40, and two ends of the sliding plate bracket 40 are installation shafts 41 which are arranged on the sliding plate bracket 40 and used for installing bearings (rollers are installed on the bearings). The tightening mechanism is used for tightening or loosening the clamped skateboard support 40. When the sliding plate support 40 needs to be polished, the mounting shafts 41 at the two ends of the sliding plate support 40 are clamped tightly through the two clamping mechanisms, and the clamped sliding plate support is tightly pressed through the pressing mechanism, so that the translation freedom degree of the sliding plate support 40 is limited, the rotation freedom degree of the sliding plate support 40 is also limited, the dual-clamping effect is achieved, and the clamping effect of the sliding plate support 40 is effectively improved. Then, the carriage 40 is moved to the grinding wheel by moving the base plate 10, so that the carriage 40 is ground. After the polishing is completed, the slide frame 40 is moved away from the polishing wheel by moving the base plate 10, the clamped slide frame 40 is released by the tightening mechanism, the two mounting shafts 41 of the slide frame 40 are loosened by the two clamping mechanisms, the polishing process is completed, and the slide frame 40 can be transferred to the next process or the slide frame 40 can be packaged.
In this application, base plate 10 is the bearing structure of two clamping mechanism and top tight mechanism, can set up one on base plate 10 be used for with manipulator fixed connection's fixed position 14, fix base plate 10 on the manipulator through this fixed position 14 to can remove this anchor clamps through the manipulator, improve the security that anchor clamps used.
In this embodiment, at least one of the two clamping mechanisms is movable toward or away from the other clamping mechanism and is fixable at a moved position. In a preferred embodiment, both clamping mechanisms are movable towards and away from each other and are fixable in a moved position. Meanwhile, the jacking mechanism can move towards or away from the clamped workpiece and can also be fixed at the moved position. In this manner, the present clamp can be adapted to different sized ski supports 40, for example, different length ski supports 40.
In order to enable the two clamping mechanisms to move towards or away from each other, the two clamping mechanisms are moved in a sliding mode. Specifically, the anchor clamps that this application provided still include: the two sliding chutes 11 and the two sliding blocks 12 which are respectively arranged in the two sliding chutes 11 in a sliding manner, the two sliding blocks 12 can respectively reciprocate along the length direction of the corresponding sliding chute 11, and the two clamping mechanisms are respectively fixed on the two sliding blocks 12, so that the two clamping mechanisms can move towards or away from each other. The two sliding grooves 11 are both arranged on the substrate 10, and the length directions of the two sliding grooves 11 are parallel to each other and at least parallel to a connecting line between the two clamping mechanisms. Preferably, the straight line along the longitudinal direction of the two slide grooves 11 coincides with the straight line along the connecting line between the two clamping mechanisms. Two substrate strip-shaped holes 13 are further respectively formed in the positions, corresponding to the two sliding grooves 11, of the substrate 10, the length direction of the substrate strip-shaped holes 13 is parallel to the length direction of the sliding grooves 11, the substrate strip-shaped holes 13 penetrate through the thickness direction of the substrate 10, at least one slider threaded hole corresponding to the substrate strip-shaped holes 13 is further formed in the slider 12, after the slider 12 moves to the corresponding position along the length direction of the sliding grooves 11, the slider 12 is fixed through a fastener, and therefore the clamping mechanism can be fixed at the corresponding position after the clamping mechanism moves to the corresponding position.
In this embodiment, both the clamping mechanisms include: a clamping piece driving component 21 and two clamping pieces 22, wherein the clamping piece driving component 21 is fixed on the slide block 12, and the two clamping pieces 22 are both fixed at the output end of the clamping piece driving component 21. The clamping member driving assembly 21 is used for driving the two clamping members 22 to move relatively to clamp the axial end mounting shafts 41 of the skateboard frame 40, or driving the two clamping members 22 to move relatively to unclamp the axial end mounting shafts 41 of the skateboard frame 40. Specifically, the clamping member driving assembly 21 drives the two clamping members 22 to move relatively (toward each other) in a direction perpendicular to the axial line of the truck 40 to clamp the axial end mounting shafts 41 of the truck 40, or drives the two clamping members 22 to move relatively (away from each other) in a direction perpendicular to the axial line of the truck 40 to clamp the axial end mounting shafts 41 of the truck 40.
The clamping member driving assembly 21 is specifically a finger cylinder, the finger cylinder includes two clamping jaws 211, and the two clamping members 22 are respectively fixed on the two clamping jaws 211 of the finger cylinder.
The two clamping members 22 are both in a V-shaped shape and both have a fixed end 221 and a clamping end 222, the fixed end 221 is fixed on the clamping jaw 211 of the finger cylinder, the clamping end 222 is used for clamping or loosening the axial end mounting shaft 41 of the sliding plate bracket 40, and clamping grooves matched with the shape of the mounting shaft 41 are formed in the opposite surfaces of the clamping ends 222 of the two clamping members 22, and the clamping grooves are in semicircular shapes so as to adapt to the shape of the mounting shaft 41.
In the anchor clamps that are used for different specification work pieces of centre gripping that this application provided, the tight mechanism in top includes: the pushing and tightening block driving assembly 31 and the pushing and tightening block 32, the pushing and tightening block driving assembly 31 is installed on the base plate 10, the pushing and tightening block 32 is fixed at the output end of the pushing and tightening block driving assembly 31, and the pushing and tightening block driving assembly 31 is used for driving the pushing and tightening block 32 to move towards the direction towards the clamped sliding plate bracket 40 so as to push against the clamped sliding plate bracket 40, or driving the pushing and tightening block 32 to move away from the direction of the clamped sliding plate bracket 40 so as to release the clamped sliding plate bracket 40. In the preferred embodiment, the jacking block driving assembly 31 is a driving cylinder, which is embodied as a double-rod cylinder, and the jacking block 32 is fixed to the end of a piston rod of the double-rod cylinder.
The surface of the tightening block 32 facing the slide plate bracket 40 is provided with an attaching surface attached to the surface of the slide plate bracket 40, and the attaching surface is correspondingly arc-shaped or curved because the surface of the slide plate bracket 40 is arc-shaped or curved.
In some embodiments, to prevent the grinding wheel rotating at high speed from driving the clamped carriage 40 to rotate, the abutting surface of the tightening block 32 abutting against the carriage 40 is further provided with a wear-resistant portion to increase the friction between the abutting surface and the surface of the carriage 40. The wear-resistant part can be specifically a salient point and the like uniformly distributed on the binding surface.
In this application, in order to make the tightening mechanism move towards or away from the direction of the clamped sliding plate bracket 40, the clamp further comprises: the mounting plate 33 is fixed on the substrate 10, specifically, the mounting plate 33 is installed along the direction in which the tightening block driving component 31 drives the tightening block 32 to move, a mounting plate strip-shaped hole 331 is further formed in the mounting plate 33, the length direction of the mounting plate strip-shaped hole 311 is at least parallel to the direction in which the tightening block driving component 31 drives the tightening block 32 to move, and preferably, the length direction of the mounting plate strip-shaped hole 311 coincides with the direction in which the tightening block driving component 31 drives the tightening block 32 to move. The aforementioned tightening mechanism further includes: the connecting plate 34, wherein, the tight piece drive assembly 31 of top is fixed on this connecting plate 34, still is provided with two at least connecting plate screw holes that adapt to mounting panel bar hole 311 on the connecting plate 34 to after the connecting plate 34 moved to relevant position department along the length direction of mounting panel bar hole 311, through fastener fixed connection board 34, thereby fixed the tight mechanism of top that moves to relevant position department, with this slide bracket that adapts to different specifications.
The use process of the clamp for clamping workpieces with different specifications provided by the embodiment is as follows:
the distance between the clamping ends of the two clamping pieces 22 is adjusted to be suitable for the distance between the two mounting shafts 41 of the sliding plate bracket 40 by the movement of the sliding block 12 in the sliding chute 11, the clamping piece driving assembly 21 drives the two clamping pieces 22 to move towards each other, so that the two clamping pieces 22 are in an open state, and the puller block driving assembly 31 drives the puller block 32 to be in a retracted state. The substrate 10 is moved by the movement of the robot so as to move the jig above the slide frame 40. The clamping member driving assembly 21 drives the two clamping members 22 to move relatively to clamp the sliding plate bracket 40, and the pushing block driving assembly 31 drives the pushing block 32 to move towards the direction close to the clamped sliding plate bracket 40 to push the sliding plate bracket 40 tightly, so that the double-clamping effect is achieved. After the sliding plate support 40 is clamped, the clamping sliding plate support is driven to move to the polishing wheel through the movement of the mechanical hand, so that the surface of the sliding plate support 40 is polished. After polishing, the manipulator moves the polished sliding plate support 40 to the subsequent station, the clamping piece driving assembly 21 and the jacking block driving assembly 31 perform opposite actions, and the polished sliding plate support 40 is released to the subsequent station.
To sum up, the anchor clamps that are used for different specification work pieces of centre gripping that this application provided press from both sides tightly the both ends of work piece through two clamping mechanism to tightly push up the work piece through pushing up tight mechanism, so, can restrict the rotational degree of freedom of work piece, improve the tight effect of clamp of work piece, and then improve the efficiency of polishing and the quality of polishing.
The foregoing is a more detailed description of the present application in connection with specific embodiments thereof, and it is not intended that the present application be limited to the specific embodiments thereof. For those skilled in the art to which the present application pertains, a number of simple deductions or substitutions can be made without departing from the inventive concept of the present application.
Claims (10)
1. A clamp for clamping workpieces of different specifications is characterized by comprising:
a substrate;
the two clamping mechanisms are oppositely arranged on the substrate and are respectively used for clamping or loosening two ends of a workpiece; at least one of the clamping mechanisms is movable towards or away from the other clamping mechanism and can be fixed at a moved position;
the jacking mechanism is arranged on the base plate, is positioned between the two clamping mechanisms and is used for jacking or releasing a clamped workpiece; the tightening mechanism can move towards or away from the clamped workpiece and can also be fixed at the moved position.
2. A clamp for holding different sized workpieces as recited in claim 1, wherein both of said clamping mechanisms are movable toward and away from each other and fixable at a displaced position.
3. The clamp for clamping workpieces of different sizes as set forth in claim 2, wherein said clamp further comprises: the two sliding blocks are arranged in the two sliding grooves in a sliding manner; the length directions of the two sliding grooves are parallel to each other and at least parallel to a connecting line between the two clamping mechanisms; the sliding blocks can reciprocate along the length direction of the sliding chute, and the two clamping mechanisms are respectively fixed on the two sliding blocks; the sliding block is characterized in that two substrate strip-shaped holes are further formed in the positions, corresponding to the two sliding grooves, of the substrate respectively, the length direction of each substrate strip-shaped hole is parallel to the length direction of the corresponding sliding groove, the substrate strip-shaped holes penetrate through the thickness direction of the substrate, at least one sliding block threaded hole corresponding to each substrate strip-shaped hole is formed in the sliding block, and the sliding block is fixed through a fastener after moving to the corresponding position along the length direction of the corresponding sliding groove.
4. A clamp for holding different sized workpieces as recited in claim 3, wherein said clamping mechanism comprises: the clamping part driving assembly and the two clamping parts; the clamping piece driving assembly is fixed on the sliding block, and the two clamping pieces are fixed at the output end of the clamping piece driving assembly; the clamping piece driving assembly is used for driving the two clamping pieces to move relatively to clamp the end part of the workpiece, or driving the two clamping pieces to move relatively to loosen the end part of the workpiece.
5. The clamp for clamping different sized workpieces according to claim 4 wherein said clamp drive assembly includes: the finger cylinder, two the holder is fixed respectively on the two clamping jaws of finger cylinder.
6. The clamp of claim 5, wherein both said clamping members have a fixed end secured to the jaws of said finger cylinder and a clamping end for clamping or unclamping the ends of the workpieces; and the opposite surfaces of the clamping ends of the two clamping pieces are provided with clamping grooves matched with the shapes of the end parts of the workpieces.
7. The clamp for clamping workpieces of different specifications as set forth in claim 1, wherein said tightening mechanism comprises: the jacking block driving assembly is installed on the base plate, the jacking block is fixed at the output end of the jacking block driving assembly, the jacking block driving assembly is used for driving the jacking block to move towards the direction of being clamped by a workpiece and push against the workpiece, or the jacking block is driven to move away from the direction of being clamped by the workpiece and release the workpiece.
8. The clamp for clamping workpieces of different sizes as recited in claim 7, wherein said clamp further comprises: the mounting plate is fixed on the base plate and is provided with mounting plate strip-shaped holes, and the length direction of the mounting plate strip-shaped holes is at least parallel to the direction in which the jacking block driving assembly drives the jacking block to move back and forth; the tight mechanism in top still includes: the connecting plate, the tight piece drive assembly in top is fixed on the connecting plate, still be provided with the adaptation in on the connecting plate two at least connecting plate screw holes in mounting panel bar hole, with the connecting plate is followed the length direction in mounting panel bar hole removes after the relevant position, fixes through the fastener the connecting plate.
9. The clamp for clamping workpieces of different sizes as set forth in claim 7, wherein said puller block drive assembly includes a drive cylinder, said puller block being secured to an end of a piston rod of said drive cylinder.
10. The apparatus of claim 9, wherein the top block has a surface facing the workpiece and an abutting surface abutting against a surface of the workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921851602.2U CN211163494U (en) | 2019-10-30 | 2019-10-30 | Clamp for clamping workpieces of different specifications |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921851602.2U CN211163494U (en) | 2019-10-30 | 2019-10-30 | Clamp for clamping workpieces of different specifications |
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| Publication Number | Publication Date |
|---|---|
| CN211163494U true CN211163494U (en) | 2020-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921851602.2U Active CN211163494U (en) | 2019-10-30 | 2019-10-30 | Clamp for clamping workpieces of different specifications |
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| CN (1) | CN211163494U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113942559A (en) * | 2021-10-21 | 2022-01-18 | 广州润易包装制品有限公司 | Self-adaptive assembly trolley |
-
2019
- 2019-10-30 CN CN201921851602.2U patent/CN211163494U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113942559A (en) * | 2021-10-21 | 2022-01-18 | 广州润易包装制品有限公司 | Self-adaptive assembly trolley |
| CN113942559B (en) * | 2021-10-21 | 2024-03-08 | 广州润易包装制品有限公司 | Self-adaptive assembly trolley |
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