CN210024467U

CN210024467U - Clamping device for machining

Info

Publication number: CN210024467U
Application number: CN201920655821.7U
Authority: CN
Inventors: 徐惠茹; 周仁忠
Original assignee: Nanan Jiuge Trading Co Ltd
Current assignee: Nanan Jiuge Trading Co Ltd
Priority date: 2019-05-09
Filing date: 2019-05-09
Publication date: 2020-02-07
Anticipated expiration: 2029-05-09

Abstract

The utility model relates to a mechanized processing technology field just discloses a clamping device for mechanized processing, which comprises an outer shell, the inside movable mounting of shell has quantity to be two movable block, the top fixed mounting of movable block has the connecting block, the top fixed mounting of connecting block has the clamping jaw that is located the shell top, the equal fixed mounting in both sides has the slider that is located the shell inside around the movable block, the inside of shell is seted up quantity and is two first air cavity, two one side fixed mounting that the movable block kept away from each other has the movable rod that extends to two first air cavity insides respectively, and the connecting hole has been seted up to the inside of shell, and the second air cavity has been seted up to the inside of shell, and the inside of shell is seted up quantity and is two and is located the third air cavity of second air cavity left and right sides respectively. This clamping device for mechanized processing can adjust the dynamics of centre gripping work piece, and the suitability is wider, easy operation, and the centre gripping is stable, and more convenient to use person uses.

Description

Clamping device for machining

Technical Field

The utility model relates to a mechanized processing technology field specifically is a clamping device for mechanized processing.

Background

Mechanization refers to a production work mode that manual labor is replaced by machinery, and mechanical processing is a process of changing the appearance, size or performance of a workpiece in a mechanical mode through one or more mechanical devices, and in the mechanical processing process, a clamping device is needed to fix the workpiece.

The existing clamping device is inconvenient to operate when in use, the clamping is unstable, the clamping effect is influenced, the clamping force cannot be adjusted, and the clamping device is not suitable for various conditions, so that the clamping device for mechanical processing is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a clamping device for machining possesses advantages such as the centre gripping is stable, has solved current clamping device and has operated when using convenient inadequately, and the centre gripping is unstable enough, has influenced the effect of centre gripping, and the dynamics of centre gripping can not be adjusted, is not suitable for the problem of the multiple condition.

(II) technical scheme

For the purpose that realizes the stable of above-mentioned centre gripping, the utility model provides a following technical scheme: a clamping device for mechanized processing comprises a shell, wherein two movable blocks are movably arranged in the shell, a connecting block is fixedly arranged at the top of each movable block, a clamping jaw positioned at the top of the shell is fixedly arranged at the top of each connecting block, sliding blocks positioned in the shell are fixedly arranged on the front side and the rear side of each movable block, two first air cavities are arranged in the shell, movable rods respectively extending into the two first air cavities are fixedly arranged on one sides, away from each other, of the two movable blocks, a connecting hole is formed in the shell, a second air cavity is formed in the shell, two third air cavities are arranged in the shell and respectively positioned on the left side and the right side of the second air cavity, the first air cavity, the second air cavity and the third air cavity are communicated with the connecting hole, and a hydraulic cylinder is fixedly arranged at the bottom of the shell, the output shaft fixed mounting of pneumatic cylinder has the first sealed piece that is located the inside of second air cavity, the bottom movable mounting of shell has the installation piece that is located third air cavity bottom, the equal fixed mounting in the left and right sides of installation piece has the fixed block, the bottom threaded connection of fixed block has the set screw that runs through the fixed block and extend to the shell inside, the inside movable mounting of installation piece has both ends to extend to the threaded rod of both sides about the installation piece respectively, the bottom fixed mounting of threaded rod has the turn button, the top movable mounting of threaded rod has the second sealed piece that is located the inside of third air cavity.

Preferably, a movable groove is formed in the shell, the movable groove is matched with the movable block, and the movable block is located in the movable groove.

Preferably, the inside of shell is seted up and is located the spout of activity groove front and back both sides respectively, spout and slider looks adaptation, and the slider is located the inside of spout, and the quantity of spout and slider is four.

Preferably, the bottom of the shell and the inside of the mounting block are provided with four through holes.

Preferably, the mounting block is provided with a threaded hole inside, the threaded hole is matched with a threaded rod, and the threaded rod is located inside the threaded hole.

Preferably, the movable rod, the first sealing block and the second sealing block are all sleeved with sealing rings, and the sealing rings are O-shaped sealing rings.

(III) advantageous effects

Compared with the prior art, the utility model provides a clamping device for mechanized processing possesses following beneficial effect:

1. the clamping device for mechanized processing drives the first sealing block to move up and down by starting the hydraulic cylinder, when the first sealing block moves up, the gas inside the second air cavity can be compressed into the connecting hole, then the gas enters the inside of the first air cavity after passing through the connecting hole, under the action of air pressure, the two movable rods can be driven to move towards the directions close to each other, so that the movable blocks can be sequentially driven, the connecting block and the clamping jaws can move, a workpiece can be clamped between the two clamping jaws, otherwise, the workpiece can be loosened, the clamping device is simple to operate and convenient to use by a user, meanwhile, the threaded rod can be driven to rotate by rotating the rotating button, the threaded rod can be driven to move up and down under the action of the threaded hole, the second sealing block can be driven to move up and down, the space inside the third air cavity can be changed, so that the first air cavity, The total size in second air cavity and the third air cavity formation space for its inside atmospheric pressure that forms the space jointly changes, thereby makes the pressure that the movable rod received change, finally can change the dynamics of centre gripping work piece, makes the user can adjust the dynamics of centre gripping work piece, and the suitability is wider, more convenient to use person's use.

2. This clamping device for mechanized processing, the spout that is located both sides around the activity groove respectively is seted up through the inside of shell, spout and slider looks adaptation, the slider is located the inside of spout, make the activity piece about the in-process of activity more stable, crooked condition can not appear, thereby make the centre gripping more stable when the centre gripping work piece, the through-hole has all been seted up to the bottom of shell and the inside of installation piece, the quantity of through-hole is four, make first sealed piece and second sealed piece can discharge through the through-hole and inhale into gas at the in-process that reciprocates, make high pressure or low pressure condition can not appear in the below of first sealed piece and the sealed piece of second, the stability of first sealed piece and the sealed piece of second when the activity about effectively having increased, thereby further increased the stability of this clamping device when the centre gripping.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at the position A of the present invention;

fig. 3 is a top view of the movable block of the present invention.

In the figure: the device comprises a shell 1, a movable block 2, a connecting block 3, a clamping jaw 4, a sliding block 5, a first air cavity 6, a movable rod 7, a connecting hole 8, a second air cavity 9, a third air cavity 10, a hydraulic cylinder 11, a first sealing block 12, an installation block 13, a fixing block 14, a fixing screw 15, a threaded rod 16, a rotating button 17 and a second sealing block 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a clamping device for mechanized processing comprises a housing 1, two movable blocks 2 are movably mounted inside the housing 1, a movable groove is formed inside the housing 1, the movable groove is adapted to the movable blocks 2, the movable blocks 2 are located inside the movable groove, a connecting block 3 is fixedly mounted at the top of each movable block 2, a clamping jaw 4 located at the top of the housing 1 is fixedly mounted at the top of the connecting block 3, sliding blocks 5 located inside the housing 1 are fixedly mounted at the front and rear sides of each movable block 2, sliding grooves located at the front and rear sides of the movable groove are formed inside the housing 1, the sliding grooves are adapted to the sliding blocks 5, the sliding blocks 5 are located inside the sliding grooves, the number of the sliding grooves and the number of the sliding blocks 5 are four, two first air cavities 6 are formed inside the housing 1, movable rods 7 extending into the two first air cavities 6 are fixedly mounted at the side, away from each other, of the two movable blocks 2, the inner part of the shell 1 is provided with a connecting hole 8, the inner part of the shell 1 is provided with a second air cavity 9, the inner part of the shell 1 is provided with two third air cavities 10 which are respectively positioned at the left side and the right side of the second air cavity 9, the first air cavity 6, the second air cavity 9 and the third air cavity 10 are all communicated with the connecting hole 8, the bottom of the shell 1 is fixedly provided with a hydraulic cylinder 11, the model of the hydraulic cylinder 11 can be HSGL-01-100, the output shaft of the hydraulic cylinder 11 is fixedly provided with a first sealing block 12 positioned in the second air cavity 9, the bottom of the shell 1 is movably provided with an installation block 13 positioned at the bottom of the third air cavity 10, the bottom of the shell 1 and the inner part of the installation block 13 are both provided with through holes, the number of the through holes is four, the left side and the right side of the installation block 13 are both fixedly provided with fixed blocks 14, the internal movable mounting of installation piece 13 has threaded rod 16 that both ends extend to installation piece 13 upper and lower both sides respectively, the internal threaded hole that is seted up of installation piece 13, threaded hole and threaded rod 16 looks adaptation, threaded rod 16 is located the inside of threaded hole, the bottom fixed mounting of threaded rod 16 has turn button 17, the top movable mounting of threaded rod 16 has the second seal block 18 that is located the inside of third air cavity 10, movable rod 7, the outside of first seal block 12 and second seal block 18 all cup joints the sealing washer, the sealing washer is the O type sealing washer, this clamping device for mechanized processing drives first seal block 12 and reciprocates through starting pneumatic cylinder 11, when first seal block 12 moves upwards, can compress the gas in the second air cavity 9 into the inside of connecting hole 8, then get into the inside of first air cavity 6 behind connecting hole 8, under the effect of atmospheric pressure, can drive two movable rods 7 and move towards the direction that is close to each other, thereby can drive the movable block 2 in proper order, connecting block 3 and clamping jaw 4 remove, can be with the work piece centre gripping between two clamping jaws 4, otherwise can loosen the work piece, easy operation, convenient to use person uses, can drive threaded rod 16 to rotate through rotating turn-button 17 simultaneously, under the effect of screw hole, can drive threaded rod 16 and reciprocate, and then can drive second sealed piece 18 and reciprocate, make the space in the third air cavity 10 change, thereby can change first air cavity 6, connecting hole 8, the overall size of the space that second air cavity 9 and third air cavity 10 formed, make its inside atmospheric pressure that forms the space jointly change, thereby make the pressure that the movable rod 7 received change, finally can change the dynamics of centre gripping work piece, make the user can adjust the dynamics of centre gripping work piece, the suitability is wider, more convenient to use person, set up the spout that is located both sides around the activity groove respectively through the inside of shell 1, spout and 5 looks adaptations of slider, slider 5 is located the inside of spout, make activity block 2 more stable at the in-process of controlling the activity, crooked condition can not appear, thereby make the centre gripping more stable when centre gripping work piece, the through-hole has all been seted up to the bottom of shell 1 and the inside of installation piece 13, the quantity of through-hole is four, make first sealed piece 12 and second sealed piece 18 can discharge and inhale into gas through the through-hole at the in-process that reciprocates, make the high pressure or the low pressure condition can not appear in the below of first sealed piece 12 and second sealed piece 18, the stability when first sealed piece 12 and the sealed piece 18 of second that have effectively increased move about, thereby further increased the stability of this clamping device when the centre gripping.

In conclusion, in the clamping device for mechanized processing, the hydraulic cylinder 11 is started to drive the first sealing block 12 to move up and down, when the first sealing block 12 moves up, the gas in the second air cavity 9 is compressed into the connecting hole 8, then enters the first air cavity 6 through the connecting hole 8, and under the action of air pressure, the two movable rods 7 can be driven to move towards the direction of mutual approaching, so that the movable block 2, the connecting block 3 and the clamping jaws 4 can be sequentially driven to move, a workpiece can be clamped between the two clamping jaws 4, otherwise, the workpiece can be loosened, the operation is simple, the clamping device is convenient for a user to use, meanwhile, the threaded rod 16 can be driven to rotate by rotating the rotating knob 17, the threaded rod 16 can be driven to move up and down under the action of the threaded hole, and then the second sealing block 18 can be driven to move up and down, so that the space in the third air cavity 10 changes, thereby, the total size of the space formed by the first air cavity 6, the connecting hole 8, the second air cavity 9 and the third air cavity 10 can be changed, the internal air pressure of the space formed by the first air cavity, the connecting hole 8, the second air cavity 9 and the third air cavity can be changed, the pressure applied to the movable rod 7 can be changed, and finally the force for clamping the workpiece can be changed, so that the force for clamping the workpiece can be adjusted by a user, the applicability is wider, the use of the user is more convenient, the sliding grooves respectively positioned at the front side and the rear side of the movable groove are arranged in the shell 1, the sliding grooves are matched with the sliding block 5, the sliding block 5 is positioned in the sliding grooves, so that the movable block 2 is more stable in the process of moving left and right, the skew condition can not occur, the clamping is more stable when the workpiece is clamped, the bottom of the shell 1 and the inside of the mounting block 13 are both provided with through holes, the number of the through holes is four, make the high pressure or the low pressure condition can not appear in the below of first sealed piece 12 and the sealed piece 18 of second, the first sealed piece 12 that has effectively increased and the sealed piece 18 stability when moving from top to bottom of second to further increased the stability of this clamping device when the centre gripping, it is not convenient enough to have solved current clamping device operation when using, the centre gripping is not stable enough, the effect of centre gripping has been influenced, the dynamics of centre gripping can not be adjusted, be not suitable for the problem of multiple condition.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A clamping device for machining, includes shell (1), its characterized in that: the air conditioner is characterized in that two movable blocks (2) are movably arranged in the shell (1), a connecting block (3) is fixedly arranged at the top of each movable block (2), a clamping jaw (4) positioned at the top of the shell (1) is fixedly arranged at the top of each connecting block (3), sliders (5) positioned in the shell (1) are fixedly arranged on the front side and the rear side of each movable block (2), two first air cavities (6) are formed in the shell (1), movable rods (7) extending into the two first air cavities (6) are fixedly arranged on one sides, away from each other, of the two movable blocks (2), connecting holes (8) are formed in the shell (1), second air cavities (9) are formed in the shell (1), two third air cavities (10) are formed in the shell (1) and are positioned on the left side and the right side of the second air cavities (9), the first air cavity (6), the second air cavity (9) and the third air cavity (10) are communicated with a connecting hole (8), a hydraulic cylinder (11) is fixedly installed at the bottom of the shell (1), a first sealing block (12) located inside the second air cavity (9) is fixedly installed on an output shaft of the hydraulic cylinder (11), an installation block (13) located at the bottom of the third air cavity (10) is movably installed at the bottom of the shell (1), fixed blocks (14) are fixedly installed on the left side and the right side of the installation block (13), a fixed screw (15) penetrating through the fixed blocks (14) and extending into the shell (1) is in threaded connection with the bottom of each fixed block (14), threaded rods (16) with two ends extending to the upper side and the lower side of the installation block (13) respectively are movably installed inside the installation block (13), and rotating buttons (17) are fixedly installed at the bottoms of the threaded rods (16), and a second sealing block (18) positioned in the third air cavity (10) is movably arranged at the top of the threaded rod (16).

2. The clamping device for machining according to claim 1, wherein: the movable groove is formed in the shell (1), the movable groove is matched with the movable block (2), and the movable block (2) is located in the movable groove.

3. The clamping device for machining according to claim 2, wherein: the inside of shell (1) is seted up and is located the spout of activity groove front and back both sides respectively, spout and slider (5) looks adaptation, and slider (5) are located the inside of spout, and the quantity of spout and slider (5) is four.

4. The clamping device for machining according to claim 1, wherein: the bottom of shell (1) and the inside of installation piece (13) have all been seted up the through-hole, and the quantity of through-hole is four.

5. The clamping device for machining according to claim 1, wherein: the mounting block (13) is internally provided with a threaded hole, the threaded hole is matched with the threaded rod (16), and the threaded rod (16) is positioned in the threaded hole.

6. The clamping device for machining according to claim 1, wherein: the movable rod (7), the first sealing block (12) and the second sealing block (18) are all sleeved with sealing rings, and the sealing rings are O-shaped sealing rings.