CN110039347B - Fastening and clamping device for mechanical workpiece - Google Patents

Fastening and clamping device for mechanical workpiece Download PDF

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Publication number
CN110039347B
CN110039347B CN201910467670.7A CN201910467670A CN110039347B CN 110039347 B CN110039347 B CN 110039347B CN 201910467670 A CN201910467670 A CN 201910467670A CN 110039347 B CN110039347 B CN 110039347B
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limiting
plate
fixed
fixedly connected
rod
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CN110039347A (en
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程华风
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Zhejiang beilide electromechanical Co.,Ltd.
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Zhejiang Beilide Electromechanical Co ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06—Work-clamping means
    • B23Q3/08—Work-clamping means other than mechanically-actuated

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Clamps And Clips (AREA)
  • Basic Packing Technique (AREA)

Abstract

The invention belongs to the technical field of mechanical engineering, and particularly relates to a fastening and clamping device for a mechanical workpiece, which comprises a fixed bottom plate, wherein a displacement cylinder is fixedly connected to the middle of the rear edge of the top surface of the fixed bottom plate, a fixed base plate is fixedly connected to the middle of the front edge of the top surface of the fixed bottom plate, a track sliding groove is formed in the middle of the front edge of the top surface of the fixed base plate, a connecting sliding column is fixedly inserted into the track sliding groove, a connecting block is fixedly connected to the surface of the rear top end of the connecting sliding column, a movable clamping plate is fixedly connected to the surface of the front top end of the connecting sliding column, a fixed clamping plate is fixedly connected to the middle of the front edge of the top surface of the fixed base plate, a first limiting mechanism for preventing the workpiece from rotating is arranged at the top of the connecting sliding column, second limiting mechanisms for preventing the workpiece from generating radial and axial displacement are fixedly connected to.

Description

Fastening and clamping device for mechanical workpiece
Technical Field
The invention belongs to the technical field of mechanical engineering, and particularly relates to a fastening and clamping device for a mechanical workpiece.
Background
When machining a mechanical workpiece, an operator fixes the workpiece on a machine tool, the traditional fixing device needs to reset the tool after fixing the workpiece each time, and the traditional fixing device can move relative to the workpiece, so that the quantity of waste parts is increased, and the qualified rate of the workpiece is seriously reduced. Chinese utility model patent with the publication number of CN205571987U shows a fixed workpiece device for mechanical engineering, comprising a fixed bottom plate, a displacement cylinder, a fixed backing plate, a track chute, a connecting slide column, a connecting block, a movable clamp plate and a fixed clamp plate, wherein the displacement cylinder is fixedly connected to the middle of the rear edge of the upper top surface of the fixed bottom plate, the fixed backing plate is fixedly connected to the middle of the front edge of the upper top surface of the fixed bottom plate, the track chute is arranged at the middle of the front edge of the upper top surface of the fixed bottom plate, the connecting slide column is fixedly inserted in the track chute, the connecting block is fixedly connected to the rear top surface of the connecting slide column, the movable clamp plate is fixedly connected to the front top surface of the connecting slide column, the fixed clamp plate is fixedly connected to the middle of the front edge of the upper top surface of the fixed bottom plate, and the device is used for replacing, the working efficiency can be improved. However, in the actual production process, vibrations are generated due to the operation of the machine tool, and the vibrations are transmitted to the workpiece through the fixing device, so that the workpiece is displaced in the axial direction and the radial direction, and in the case of a cylindrical workpiece, the workpiece can also rotate, and the precision of the workpiece machining is seriously affected, and the rejection rate is increased. In addition, in the process that the fixed clamping plate and the movable clamping plate of the device are relatively close to each other, a large impact force can be generated at the moment of clamping the fastener, and the surface and the internal structure of the workpiece are damaged.
Disclosure of Invention
In view of the defects of the prior art, the present invention aims to provide a fastening and clamping device for a mechanical workpiece, which can avoid axial and radial displacements of the mechanical workpiece caused by vibration during a machining process, avoid the mechanical workpiece from rotating, and simultaneously reduce impact force applied to the mechanical workpiece at the moment of being clamped.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a fastening and clamping device for a mechanical workpiece, which comprises a fixed base plate, wherein a displacement cylinder is fixedly connected to the middle of the rear edge of the top surface of the fixed base plate, a fixed base plate is fixedly connected to the middle of the front edge of the top surface of the fixed base plate, a track sliding groove is formed in the middle of the front edge of the top surface of the fixed base plate, a connecting sliding column is fixedly inserted into the track sliding groove, a connecting block is fixedly connected to the surface of the top end of the connecting sliding column, a movable clamping plate is fixedly connected to the surface of the front top end of the connecting sliding column, a fixed clamping plate is fixedly connected to the middle of the front edge of the top surface of the fixed base plate, a first limiting mechanism is arranged at the top of the connecting sliding column, a second limiting mechanism is fixedly connected to the tops of the movable. The first limiting mechanism comprises a supporting rod connected to the top of the connecting sliding column, the top of the supporting rod is hinged to the bottom end of a first connecting rod and the bottom end of a second connecting rod, the top ends of the first connecting rod and the second connecting rod are hinged to a first limiting rod and a second limiting rod respectively, the top ends of the first limiting rod and the second limiting rod are hinged to the upper portion of a detachable Z-shaped limiting claw, the middle of the limiting claw is of a telescopic structure, the lower portion of the limiting claw is hinged to the first connecting rod and the second connecting rod, a first stop lever in contact with the lower edge of the first connecting rod is fixedly arranged on the limiting claw, and a second stop lever in contact with the lower edge of the upper half portion of the limiting claw is fixedly arranged on the first limiting rod. When public affairs are fixed, adjust the position of first connecting rod and second connecting rod earlier for the up end and the workpiece surface in close contact with of first gag lever post and second gag lever post, then install the spacing claw and go, first shelves pole on the spacing claw can restrict first connecting rod activity, and second shelves pole on the first gag lever post can restrict the spacing claw activity, thereby makes first gag lever post and second gag lever post be in fixed position, and then restricts the rotation of work piece. The second stop gear includes one end and movable clamp plate top fixed connection's horizontal roof, the screw that runs through from top to bottom is seted up to roof inside, the bottom forms the spout, the screw cooperatees with the screw, the bottom fixed connection stopper of screw, fixed cover is equipped with first sleeve on the screw, first telescopic surface forms and can supplies the winding screw thread of wire rope, the first sleeve of wire rope one end fixed connection, other end fixed connection slides the slider in the roof spout, the inside wall of slider through spring coupling roof spout, the bottom fixed connection limiting plate of slider. When the screw is screwed down, the limiting block moves downwards to abut against the surface of the workpiece, so that the radial displacement of the workpiece is limited; meanwhile, the first sleeve can rotate along with the screw to pull the steel wire rope, the steel wire rope pulls the sliding block and the limiting plate to move towards the workpiece, and the limiting plate abuts against the side face of the workpiece to limit axial displacement of the workpiece. The side of the splint that moves about relatively of solid fixed splint forms the recess, and the buffer board cooperatees with the recess, and the sunken blind hole that forms in side of the splint of buffer board relatively, the traveller sets up blind hole bottom and outside extension, solid fixed splint are protruding for the side of buffer board and are formed the second sleeve, and the traveller mutually supports with the second sleeve, and the traveller overcoat has the spring, and the one end of spring contacts with the telescopic terminal surface of second. When fastening the work piece, the work piece can contact the buffer board at first, and the buffer board is receiving spring force influence at the in-process that removes to movable splint or fixed splint, and the impact force of receiving is a process of slow gradual change, can not cause the damage to the work piece.
Preferably, the length of the telescopic column of the front section of the displacement cylinder is the same as the length of the inside of the track sliding chute and the length of the connecting sliding column, and the size of the inside of the track sliding chute is the same as the size of the connecting sliding column.
Preferably, the upper end faces of the first limiting rod and the second limiting rod are fixedly provided with rubber layers so as to increase the friction force with the surface of the workpiece and further limit the rotation of the workpiece.
Preferably, the side of the buffer plate is fixedly provided with an anti-slip rubber layer to increase the friction force with the surface of the workpiece, and the anti-slip rubber layer is matched with the first limiting mechanism to limit the rotation of the workpiece.
Preferably, the telescopic column on the surface of the front top end of the displacement cylinder is fixedly connected to the surface of the rear top end of the connecting block.
Preferably, the movable clamping plate and the fixed clamping plate are arc-shaped, the concave surfaces of the movable clamping plate and the fixed clamping plate are arranged oppositely, and the position and the size of the movable clamping plate correspond to those of the fixed clamping plate.
Preferably, more than three sliding columns are arranged on the buffer plate.
Preferably, the side of the limiting plate is fixedly provided with an anti-slip rubber layer so as to increase the friction force with the surface of the workpiece, and the anti-slip rubber layer is matched with the first limiting mechanism to limit the rotation of the workpiece.
Preferably, the width of the middle part of the limiting claw is gradually narrowed from top to bottom.
As the shapes of the surfaces of workpieces are different, the best fixed point is required to be found according to actual conditions to limit the rotation of the workpieces, as an optimal scheme, a sliding groove along the movement direction of the connecting sliding column is formed in the top of the connecting sliding column, a row of screw holes are distributed on one side of the sliding groove, the first limiting mechanism can freely move to the position of the best fixed point in the sliding groove, the side wall of the supporting rod protrudes to form a side wing, a screw hole penetrating through the side wing up and down is formed in the side wing, and the first limiting mechanism is fixed relative to the connecting sliding column through the matching of a screw hole of the first limiting mechanism and the screw hole in the top.
The invention has the following beneficial effects:
(1) the invention limits the rotation of the workpiece by arranging the first limiting mechanism, and limits the displacement of the workpiece in the radial direction and the axial direction by arranging the second limiting mechanism, so that the workpiece is always in a static state in the processing process, the processing precision is improved, and the qualification rate is improved.
(2) The buffer mechanism is arranged, so that the larger impact force generated at one moment of clamping the fixing piece in the relative approaching process of the fixed clamping plate and the movable clamping plate is reduced, and the damage of the clamping plate to the surface and the internal structure of the workpiece is avoided.
Drawings
Other features, objects, and advantages of the invention will become apparent upon reading the following drawings in which:
FIG. 1 is a schematic diagram of the mechanism of the present invention;
FIG. 2 is a schematic mechanism diagram of a first limiting mechanism;
FIG. 3 is a side view of a second spacing mechanism;
fig. 4 is an enlarged schematic view at a.
In the figure: 1-a fixed bottom plate, 2-a displacement cylinder, 3-a fixed base plate, 4-a track chute, 5-a connecting sliding column, 6-a connecting block, 7-a movable clamping plate, 8-a fixed clamping plate, 801-a second sleeve, 9-a first limiting mechanism, 901-a supporting rod, 902-a first connecting rod, 903-a second connecting rod, 904-a first limiting rod and 905-a second limiting rod, 906-a limiting claw, 907-a first stop lever, 908-a second stop lever, 10-a second limiting mechanism, 1001-a top plate, 1002-a screw, 1003-a limiting block, 1004-a first sleeve, 1005-a steel wire rope, 1006-a sliding block, 1007-a limiting plate, 11-a buffer mechanism, 1101-a buffer plate, 1102-a sliding column and 1103-a spring.
Detailed Description
The invention will be further illustrated with reference to the following specific examples. These examples are intended to illustrate the invention and are not intended to limit the scope of the invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided" and "connected" are to be interpreted broadly, e.g. as a fixed connection, a detachable connection or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, and the like in a specific posture, and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
As shown in FIG. 1, the embodiment provides a fastening and clamping device for a mechanical workpiece, which comprises a fixed base plate 1, a displacement cylinder 2 is fixedly connected to the middle of the rear edge of the top surface of the fixed base plate 1, a fixed base plate 3 is fixedly connected to the middle of the front edge of the top surface of the fixed base plate 1, a track chute 4 is arranged at the middle of the front edge of the top surface of the fixed base plate 3, a connecting sliding column 5 is fixedly inserted into the track chute 4, a connecting block 6 is fixedly connected to the surface of the rear top end of the connecting sliding column 5, a movable clamping plate 7 is fixedly connected to the surface of the front top end of the connecting sliding column 5, a fixed clamping plate 8 is fixedly connected to the middle of the front edge of, the top of the connecting sliding column 5 is provided with a first limiting mechanism 9, the tops of the movable clamping plate 7 and the fixed clamping plate 8 are fixedly connected with a second limiting mechanism 10, and the side face, opposite to the movable clamping plate 7 and the fixed clamping plate 8, is provided with a buffer mechanism 11.
As shown in fig. 2, the first limiting mechanism 9 includes a supporting rod 901 connected to the top of the connecting strut 5, the top of the supporting rod 901 is hinged to the bottom ends of a first connecting rod 902 and a second connecting rod 903, the top ends of the first connecting rod 902 and the second connecting rod 903 are hinged to a first limiting rod 904 and a second limiting rod 905 respectively, the top ends of the first limiting rod 904 and the second limiting rod 905 are hinged to the upper bending part of a detachable zigzag limiting claw 906, the middle part of the limiting claw 906 is of a telescopic structure, the lower bending part of the limiting claw 906 is hinged to the first connecting rod 902 and the second connecting rod 903, a first stopping rod 907 contacting with the lower edge of the first connecting rod 902 is fixedly arranged on the limiting claw 906, and a second stopping rod 908 contacting with the lower edge of the upper half part of the limiting claw 906 is fixedly arranged on the first limiting rod 904.
As shown in fig. 3, the second limiting mechanism 10 includes a horizontal top plate 1001 with one end fixedly connected to the top of the movable clamp plate 7, a screw hole penetrating through the top plate 1001 is formed inside the horizontal top plate, a sliding groove is formed at the bottom of the horizontal top plate, a screw 1002 is matched with the screw hole, a bottom fixed connection limiting block 1003 of the screw 1002 is fixedly sleeved on the screw 1002, a first sleeve 1004 is fixedly sleeved on the screw 1002, a thread wound by a steel wire rope 1005 is formed on the outer surface of the first sleeve 1004, the first sleeve 1004 is fixedly connected to one end of the steel wire rope 1005, a sliding block 1006 is fixedly connected to the sliding groove of the top plate 1001 at the other end of the sliding block 1006, the sliding block.
As shown in fig. 4, a groove is formed on the side surface of the fixed splint 8 opposite to the movable splint 7, the buffer plate 1101 is matched with the groove, the buffer plate 1101 is recessed relative to the side surface of the fixed splint 8 to form a blind hole, the sliding column 1102 is arranged at the bottom of the blind hole and extends outwards, the fixed splint 8 protrudes relative to the side surface of the buffer plate 1101 to form a second sleeve 801, the sliding column 1102 is matched with the second sleeve 801, the sliding column 1102 is sleeved with a spring 1103, and one end of the spring 1103 is contacted with the end surface of the second sleeve 801.
In this embodiment, the length of the telescopic column at the front section of the displacement cylinder 2 is the same as the length inside the track sliding chute 4 and the length of the connecting sliding column 5, and the size inside the track sliding chute 4 is the same as the size of the connecting sliding column 5.
In this embodiment, a rubber layer is fixedly disposed on the upper end surface of the first stopper rod 904 and the second stopper rod 905.
In this embodiment, an anti-slip rubber layer is fixedly disposed on a side surface of the buffer plate 1101.
In this embodiment, the telescopic column of the front top end surface of the displacement cylinder 2 is fixedly connected to the rear top end surface of the connecting block 6.
In this embodiment, the movable clamping plate 7 and the fixed clamping plate 8 are arc-shaped, the concave surfaces of the movable clamping plate 7 and the fixed clamping plate 8 are arranged oppositely, and the position and the size of the movable clamping plate 7 correspond to the position and the size of the fixed clamping plate 8.
In this embodiment, three or more sliding columns 1102 are provided on the buffer plate 1101.
In this embodiment, an anti-slip rubber layer is fixedly disposed on a side surface of the limit plate 1007.
In this embodiment, the width of the middle portion of the restricting pawl 906 gradually narrows from top to bottom.
In this embodiment, the top of the connecting strut 5 is provided with a sliding groove along the moving direction thereof, one row of screw holes are distributed on one side of the sliding groove, the first limiting mechanism 9 can move freely in the sliding groove, the side wall of the supporting rod 901 protrudes to form a side wing, the side wing is provided with a screw hole which penetrates through the side wing up and down, and the first limiting mechanism 9 is fixed at any screw hole at the top of the connecting strut 5 through a screw.
The specific operation method of this embodiment is as follows: the fixed bottom plate 1 is fixedly placed on a machine tool, the displacement cylinder 2 is opened to separate the movable clamping plate 7 from the fixed clamping plate 8, then a workpiece is placed between the movable clamping plate 7 and the fixed clamping plate 8, the displacement cylinder 2 is closed to enable the connecting block 6 to be pulled to connect the sliding column 5 to slide in the track sliding groove 4, the workpiece firstly contacts the buffer plate 1101, the buffer plate 1101 slowly enters the groove of the fixed clamping plate 8, and finally the buffer plate is matched with the buffer plate to clamp the workpiece by the movable clamping plate 7 and the fixed clamping plate 8. When the screw 1002 is screwed down, the limiting block 1003 moves downwards to abut against the surface of the workpiece, so that the radial displacement of the workpiece is limited; meanwhile, the first sleeve 1004 can rotate along with the screw to pull the steel wire rope 1005, the steel wire rope 1005 pulls the sliding block 1006 and the limiting plate 1007 to move towards the workpiece, and the limiting plate 1007 props against the side face of the workpiece to limit axial displacement of the workpiece. According to the actual shape of the workpiece, a proper fixed position is selected, the first limiting mechanism 9 is moved to the position and fixed to the top of the connecting sliding column 5 through a screw, the first limiting rod 904 and the second limiting rod 905 are adjusted to enable the upper end face of the first limiting rod to be in close contact with the surface of the workpiece, then the telescopic length of the middle part of the limiting claw 906 is adjusted, and the limiting claw 906 is installed. The first rod 907 on the first rod 906 limits the movement of the first rod 902, and the second rod 908 on the first rod 904 limits the movement of the second rod 906, so that the first rod 904 and the second rod 905 are in fixed positions to limit the rotation of the workpiece.
The foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes and modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the invention.

Claims (10)

1. The utility model provides a fastening clamping device for mechanical workpiece, including PMKD (1), the fixed connection of department has displacement cylinder (2) in the middle of the top surface rear edge on PMKD (1), the fixedly connected with fixed bolster (3) of department in the middle of the top surface the place ahead edge on PMKD (1), the department is equipped with track spout (4) in the middle of the top surface the place ahead edge on fixed bolster (3), track spout (4) inside fixed cartridge has connection traveller (5), connect top surface fixedly connected with connecting block (6) behind traveller (5), top surface fixedly connected with movable clamp plate (7) before connecting traveller (5), fixed bolster (3) go up top surface the place ahead edge in the middle of fixedly connected with fixed clamp plate (8), a serial communication port: a first limiting mechanism (9) is arranged at the top of the connecting sliding column (5), a second limiting mechanism (10) is fixedly connected to the tops of the movable clamping plate (7) and the fixed clamping plate (8), and a buffer mechanism (11) is arranged on the opposite side surface of the movable clamping plate (7) and the fixed clamping plate (8); the first limiting mechanism (9) comprises a supporting rod (901) connected to the top of the connecting sliding column (5), the top of the supporting rod (901) is hinged to the bottom ends of a first connecting rod (902) and a second connecting rod (903), the top ends of the first connecting rod (902) and the second connecting rod (903) are respectively hinged to a first limiting rod (904) and a second limiting rod (905), the top ends of the first limiting rod (904) and the second limiting rod (905) are hinged to the upper bending part of the detachable Z-shaped limiting claw (906), the middle part of the limiting claw (906) is of a telescopic structure, the lower bending part of the limiting claw (906) is hinged to the first connecting rod (902) and the second connecting rod (903), a first blocking rod (907) in contact with the lower edge of the first connecting rod (902) is fixedly arranged on the limiting claw (906), and a second blocking rod (908) in contact with the upper half part of the limiting claw (906) along is fixedly arranged on the first limiting rod (904); the second limiting mechanism (10) comprises a horizontal top plate (1001) with one end fixedly connected with the top of the movable clamping plate (7), a screw hole penetrating through the top plate (1001) up and down is formed in the top plate (1001), a sliding groove is formed in the bottom of the top plate, a screw (1002) is matched with the screw hole, a limiting block (1003) is fixedly connected to the bottom of the screw (1002), a first sleeve (1004) is fixedly sleeved on the screw (1002), a thread for winding a steel wire rope (1005) is formed on the outer surface of the first sleeve (1004), one end of the steel wire rope (1005) is fixedly connected with the first sleeve (1004), the other end of the steel wire rope (1005) is fixedly connected with a sliding block (1006) sliding in the sliding groove of the top plate (1001), the sliding block (1006) is connected with; the side of fixed splint (8) relative activity splint (7) forms the recess, and buffer board (1101) cooperate with the recess, and the side of buffer board (1101) relative fixed splint (8) is sunken to form the blind hole, and traveller (1102) sets up blind hole bottom and outside extension, fixed splint (8) are protruding for the side of buffer board (1101) and are formed second sleeve (801), and traveller (1102) and second sleeve (801) mutually support, and traveller (1102) overcoat has spring (1103), and the one end of spring (1103) contacts with the terminal surface of second sleeve (801).
2. A fastening and clamping device for mechanical workpieces, as set forth in claim 1, wherein: the length of the telescopic column at the front section of the displacement cylinder (2) is the same as the length of the inside of the track sliding groove (4) and the length of the connecting sliding column (5), and the size of the inside of the track sliding groove (4) is the same as the size of the connecting sliding column (5).
3. A fastening and clamping device for mechanical workpieces, as set forth in claim 1, wherein: and rubber layers are fixedly arranged on the upper end faces of the first limiting rod (904) and the second limiting rod (905).
4. A fastening and clamping device for mechanical workpieces, as set forth in claim 1, wherein: and an anti-slip rubber layer is fixedly arranged on the side surface of the buffer plate (1101).
5. A fastening and clamping device for mechanical workpieces, as set forth in claim 1, wherein: the telescopic column on the surface of the front top end of the displacement cylinder (2) is fixedly connected to the surface of the rear top end of the connecting block (6).
6. A fastening and clamping device for mechanical workpieces, as set forth in claim 1, wherein: the movable clamping plate (7) and the fixed clamping plate (8) are arc-shaped, the concave surfaces of the movable clamping plate (7) and the fixed clamping plate (8) are arranged oppositely, and the position and the size of the movable clamping plate (7) correspond to the position and the size of the fixed clamping plate (8).
7. A fastening and clamping device for mechanical workpieces, as set forth in claim 1, wherein: more than three sliding columns (1102) are arranged on the buffer plate (1101).
8. A fastening and clamping device for mechanical workpieces, as set forth in claim 1, wherein: and an anti-slip rubber layer is fixedly arranged on the side surface of the limiting plate (1007).
9. A fastening and clamping device for mechanical workpieces, as set forth in claim 1, wherein: the width of the middle part of the limiting claw (906) is gradually narrowed from top to bottom.
10. A fastening and clamping device for mechanical workpieces, as set forth in claim 1, wherein: the top of connecting traveller (5) is seted up along its direction of motion's spout, and spout one side distributes and is listed as the screw, and first stop gear (9) can freely move in the spout, and the lateral wall arch of branch (901) forms the flank, forms the screw that runs through from top to bottom on the flank, fixes arbitrary screw department at the top of connecting traveller (5) through the screw with first stop gear (9).
CN201910467670.7A 2019-05-31 2019-05-31 Fastening and clamping device for mechanical workpiece Active CN110039347B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910467670.7A CN110039347B (en) 2019-05-31 2019-05-31 Fastening and clamping device for mechanical workpiece

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910467670.7A CN110039347B (en) 2019-05-31 2019-05-31 Fastening and clamping device for mechanical workpiece

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CN110039347A CN110039347A (en) 2019-07-23
CN110039347B true CN110039347B (en) 2021-01-26

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Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009053373B3 (en) * 2009-11-14 2011-04-21 Festo Ag & Co. Kg Holding device e.g. tensioning and/or clamping device, for holding articles in production and mounting technology, has guiding path comprises predetermined bent characteristics by pivoting motion of guiding suspension arm
DE102010035633B3 (en) * 2010-08-27 2011-11-24 Hohenstein Vorrichtungsbau Und Spannsysteme Gmbh Hydraulic multi-part clamping apparatus for e.g. repeatable positioning long-shaft or rod-shaped workpieces, in horizontal position on e.g. machine tool, has tensioning drives arranged along rail transport for clamping rods of jaw via wedge
CN108655790A (en) * 2018-05-24 2018-10-16 芜湖黄燕实业有限公司 Positioning device for automotive hub
CN208729268U (en) * 2018-09-26 2019-04-12 馆陶县昊翔轴承制造有限公司 A kind of bearing machining end face support device
CN109794788A (en) * 2019-03-19 2019-05-24 长兴旗开机械设备有限公司 A kind of lathe annulus type component roughing clamping device

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