CN216780470U

CN216780470U - Pneumatic automatic positioning tool clamp of milling machine

Info

Publication number: CN216780470U
Application number: CN202220045941.7U
Authority: CN
Inventors: 徐以晴; 韦雅楠; 刘洪海
Original assignee: Suzhou Institute of Trade and Commerce
Current assignee: Suzhou Institute of Trade and Commerce
Priority date: 2022-01-10
Filing date: 2022-01-10
Publication date: 2022-06-21
Anticipated expiration: 2032-01-10

Abstract

The utility model relates to the technical field of milling machine fixtures, and particularly discloses a pneumatic automatic positioning tool fixture for a milling machine, which comprises a shell, wherein the bottom of the shell is provided with a bottom plate, positioning blocks are fixedly connected to the front side and the rear side of the two sides of the bottom of the shell, the top of the bottom plate is provided with a positioning groove matched with the positioning blocks, the right side of the top of the bottom plate is fixedly connected with a clamping block, the inner cavity of the shell is provided with a clamping mechanism, the clamping mechanism, a movable groove, a fixing mechanism and a fixing groove are matched for use, a push rod is pressed, the push rod drives a limiting plate to slide in the inner cavity of the movable groove and stretches a tension spring, and simultaneously drives a movable plate to rotate through a limiting rod, so that the problems that most threaded rods used in the existing milling machine fixtures are clamped, slide threads are generated, workpieces are easy to move during installation, and most fixtures are fixed through bolts are solved, the installation is required to be carried out by means of tools, which is very inconvenient.

Description

Pneumatic automatic positioning tool clamp of milling machine

Technical Field

The utility model relates to the technical field of milling machine fixtures, in particular to a pneumatic automatic positioning tool fixture for a milling machine.

Background

The milling machine fixture is mainly used for processing planes, grooves, splines and various molding surfaces on parts, and is one of the most commonly used fixtures, and in conclusion, the prior art has the problems that: the milling machine fixture is mainly characterized in that a threaded rod used for clamping is clamped, a sliding thread can be generated, a workpiece is easy to move in machining, the fixture is mainly fixed through a bolt during installation, installation needs to be carried out by means of a tool, and the milling machine fixture is very inconvenient.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a pneumatic automatic positioning tool clamp for a milling machine, which has the advantages of good clamping effect, convenience in installation and the like, and solves the problems that most of the existing milling machine clamps are clamped by using threaded rods, slide threads are generated, workpieces are easy to move in machining, most of the clamps are fixed through bolts during installation, and the clamps are inconvenient to install by means of tools.

The pneumatic automatic positioning tool clamp for the milling machine comprises a shell, wherein a bottom plate is arranged at the bottom of the shell, positioning blocks are fixedly connected to the front side and the rear side of the two sides of the bottom of the shell, positioning grooves matched with the positioning blocks are formed in the top of the bottom plate, clamping blocks are fixedly connected to the right side of the top of the bottom plate, a clamping mechanism is arranged in an inner cavity of the shell, a movable groove is formed in an inner cavity of the positioning block, a fixing mechanism is arranged in an inner cavity of the movable groove, fixing grooves matched with the fixing mechanism for use are formed in one side, opposite to the positioning grooves, of the front side, and limiting grooves matched with the fixing mechanism for use are formed in the front side and the rear side of the bottom of the shell.

Through the design of the technical scheme, the milling machine fixture has the advantages of being good in clamping effect, convenient to install and the like, solves the problems that the existing milling machine fixture is mostly threaded rods used for clamping, can generate sliding threads, easily causes the workpiece to move in machining, and the fixture is mostly fixed through bolts when being installed, needs to be installed by means of tools and is very inconvenient.

As a further improvement of the utility model, the clamping mechanism comprises an air cylinder, the left side of the air cylinder is fixedly connected with a limiting block, the front side and the rear side of the right side of the limiting block are both fixedly connected with a fixing rod, the right side of the fixing rod penetrates through the shell and extends to the outer side of the shell, and a clamping plate matched with the clamping block for use is fixedly connected with the fixing rod.

Through the design of the technical scheme, the clamping mechanism is arranged, so that the workpiece can be fastened, and a user can process the workpiece conveniently.

As a further improvement of the utility model, the fixing mechanism comprises a limiting plate, one side of the limiting plate, which is close to the fixing groove, is fixedly connected with a fixing column, the surface of the fixed column is sleeved with a tension spring, one side of the fixed column, which is close to the fixed groove, penetrates through the positioning block and extends to the inner cavity of the fixed groove, the inner cavity of the limiting plate on the left side is provided with a first through hole, a sliding rod is arranged in the inner cavity of the first through hole, the rear side of the sliding rod extends to the inner cavity of the movable groove and is fixedly connected with a movable plate, the top of the movable plate penetrates through the shell and extends to the inner cavity of the limiting groove, the top of the movable plate is provided with a second through hole, the inner cavity of the second through hole is provided with a limiting rod, the rear side of the limiting rod extends to the inner cavity of the limiting groove and is fixedly connected with a push rod, the right side of the bottom of the push rod penetrates through the shell, extends to the inner cavity of the movable groove and is fixedly connected with the limiting plate on the right side.

Through the design of the technical scheme, the positioning block can be fixed by arranging the fixing mechanism, and a user can install the shell conveniently.

As a further improvement of the utility model, the number of the fixing grooves is a plurality, and the fixing grooves are uniformly distributed on one side opposite to the positioning groove, third through holes matched with the movable plate are formed in one side of the bottom of the shell close to the positioning block, and one side of the positioning block close to the inner wall of the positioning groove is in contact with the inner wall of the positioning groove.

Through the design of the technical scheme, the third through hole is arranged, the fixing column can be limited, and the locating block and the locating groove are arranged, so that the limiting effect can be achieved on the shell.

As a further improvement of the utility model, one side of the limiting block close to the inner wall of the shell is in contact with the inner wall of the shell, the bottom of the air cylinder is fixedly connected with the inner wall of the shell, and the front side and the rear side of the right side of the shell are both provided with fourth through holes matched with the fixing rod.

Through the design of the technical scheme, the air cylinder is arranged, the limiting blocks can be driven to move left and right in the inner cavity of the shell, and the limiting blocks can be arranged to drive the clamping plates to move through the fixing rods.

As a further improvement of the utility model, one side of the limiting plate close to the inner wall of the movable groove is in contact with the inner wall of the movable groove, one side of the movable groove close to the fixed groove is provided with a fifth through hole matched with the fixed column for use, two sides of the tension spring are respectively and fixedly connected with the limiting plate and the inner wall of the movable groove, one side of the sliding rod close to the inner wall of the first through hole is in contact with the inner wall of the first through hole, the movable plate is movably connected with the inner wall of the movable groove through a rotating shaft, one side of the limiting rod close to the inner wall of the second through hole is in contact with the inner wall of the second through hole, and the left side of the push rod extends to the outer side of the limiting groove.

Through the design of the technical scheme, through setting up the limiting plate, can drive the fixed column and remove, through setting up fixed column and fixed slot, can play the fixed action to the locating piece, through setting up the extension spring, can play the reset action to the limiting plate, through setting up the fly leaf, can drive the limiting plate through the slide bar and slide in the inner chamber of activity groove, through setting up the push rod, can drive the fly leaf pivoted through the gag lever post, drive the inner chamber of limiting plate at the activity groove and slide.

Compared with the prior art, the utility model has the following beneficial effects:

1. the milling machine fixture comprises a fixed groove, a movable groove, a limit plate, a movable plate, a limit rod, a movable plate, a fixed mechanism and a fixed groove, wherein the fixed groove is arranged on the fixed groove, the fixed mechanism is arranged on the movable groove, the fixed mechanism is arranged on the fixed groove, the fixed plate is arranged on the movable groove, the fixed plate is arranged on the limit rod, the movable plate is arranged on the limit rod, and the fixed plate is arranged on the fixed groove.

2. The positioning block can be driven to move left and right in the inner cavity of the shell by arranging the air cylinder, the limiting block can be driven to move by arranging the limiting block, the clamping plate can be driven to move by arranging the limiting plate, the fixing column can be driven to move by arranging the limiting plate, the positioning block can be fixed by arranging the fixing column and the fixing groove, the reset effect can be realized on the limiting plate by arranging the tension spring, the limiting plate can be driven to slide in the inner cavity of the movable groove by arranging the movable plate, the limiting plate can be driven to slide in the inner cavity of the movable groove by arranging the push rod while the movable plate can be driven to rotate by the limiting rod, and the limiting plate can be driven to slide in the inner cavity of the movable groove by arranging the push rod.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic structural diagram provided in an embodiment of the present invention;

FIG. 2 is a schematic top view partially in section of the housing according to an embodiment of the present invention;

FIG. 3 is a front view, partially in section, in accordance with an embodiment of the present invention;

fig. 4 is a schematic partial cross-sectional view of a portion a in fig. 3 according to an embodiment of the utility model.

In the figure: 1. a housing; 2. a base plate; 3. positioning blocks; 4. positioning a groove; 5. a clamping block; 6. a clamping mechanism; 7. a movable groove; 8. a fixing mechanism; 9. fixing grooves; 10. a limiting groove; 11. a third through hole; 12. a fourth via hole; 13. a fifth through hole; 601. a cylinder; 602. a limiting block; 603. fixing the rod; 604. a splint; 801. a limiting plate; 802. fixing a column; 803. a tension spring; 804. a first through hole; 805. a slide bar; 806. a movable plate; 807. a second through hole; 808. a limiting rod; 809. a push rod.

Detailed Description

In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the various embodiments of the utility model. It should be understood, however, that these physical details should not be construed as limiting the utility model. That is, in some embodiments of the utility model, such physical details are not necessary. In addition, for simplicity, some conventional structures and components are shown in the drawings in a simplified schematic manner.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1, 2, 3 and 4, the tension spring drawing device comprises a casing 1, a bottom plate 2 is arranged at the bottom of the casing 1, positioning blocks 3 are fixedly connected to the front side and the rear side of the two sides of the bottom of the casing 1, positioning grooves 4 matched with the positioning blocks 3 are formed in the top of the bottom plate 2, a clamping block 5 is fixedly connected to the right side of the top of the bottom plate 2, a clamping mechanism 6 is arranged in an inner cavity of the casing 1, a movable groove 7 is formed in an inner cavity of the positioning block 3, a fixing mechanism 8 is arranged in an inner cavity of the movable groove 7, a fixing groove 9 matched with the fixing mechanism 8 is formed in one side opposite to the front positioning groove 4, limiting grooves 10 matched with the fixing mechanism 8 are formed in the front side and the rear side of the bottom of the casing 1, the tension spring 803 is stretched by arranging the clamping mechanism 6, the movable groove 7, the fixing mechanism 8 and the fixing groove 9 in a matched manner, and pressing a push rod 809, the limiting plate 801 is driven by the push rod 809, drive fly leaf 806 through gag lever post 808 and rotate, solved the threaded rod that current milling jig used mostly and pressed from both sides tightly, can produce smooth silk, lead to the work piece to take place to remove easily in the processing, and anchor clamps carry out fixedly through the bolt mostly when the installation, need install with the help of the instrument, very inconvenient problem.

Referring to fig. 2, the clamping mechanism 6 includes a cylinder 601, a left side of the cylinder 601 is fixedly connected with a limiting block 602, a front side and a rear side on the right side of the limiting block 602 are fixedly connected with a fixing rod 603, the right side of the fixing rod 603 penetrates through the housing 1 and extends to the outer side of the housing 1, and the fixing rod is fixedly connected with a clamping plate 604 used in cooperation with the clamping block 5.

Referring to fig. 3 and 4, the fixing mechanism 8 includes a position-limiting plate 801, a fixing column 802 is fixedly connected to a side of the position-limiting plate 801 close to the fixing groove 9, a tension spring 803 is sleeved on a surface of the fixing column 802, a side of the fixing column 802 close to the fixing groove 9 penetrates through the positioning block 3 and extends to an inner cavity of the fixing groove 9, a first through hole 804 is formed in an inner cavity of the left position-limiting plate 801, a sliding rod 805 is disposed in an inner cavity of the first through hole 804, a rear side of the sliding rod 805 extends to an inner cavity of the movable groove 7 and is fixedly connected with a movable plate 806, a top of the movable plate 806 penetrates through the housing 1 and extends to an inner cavity of the position-limiting groove 10, a second through hole 807 is formed in a top of the movable plate 806, a position-limiting rod 808 is disposed in an inner cavity of the second through hole 807, a rear side of the position-limiting rod 808 extends to an inner cavity of the position-limiting groove 10 and is fixedly connected with a push rod 809, a right side position-limiting plate 801 extending through the housing 1 at a right side of the bottom of the push rod 809, through the design of the technical scheme, the fixing mechanism 8 is arranged, so that the positioning block 3 can be fixed, and a user can install the shell 1 conveniently.

Please refer to fig. 2, the number of the fixing slots 9 is several, and the fixing slots are evenly distributed on one side opposite to the positioning slot 4, a third through hole 11 matched with the movable plate 806 is formed in one side of the bottom of the casing 1 close to the positioning block 3, one side of the positioning block 3 close to the inner wall of the positioning slot 4 contacts with the inner wall of the positioning slot 4, through the above technical scheme design, the fixing column 802 can be limited by arranging the third through hole 11, and the casing 1 can be limited by arranging the positioning block 3 and the positioning slot 4.

Referring to fig. 3 and 4, one side of the limiting block 602 close to the inner wall of the casing 1 contacts with the inner wall of the casing 1, the bottom of the cylinder 601 is fixedly connected with the inner wall of the casing 1, and the front side and the rear side of the right side of the casing 1 are both provided with a fourth through hole 12 used in cooperation with the fixing rod 603.

Referring to fig. 3 and 4, one side of the limiting plate 801 close to the inner wall of the movable groove 7 contacts with the inner wall of the movable groove 7, one side of the movable groove 7 close to the fixed groove 9 is provided with a fifth through hole 13 used in cooperation with the fixed column 802, two sides of the tension spring 803 are respectively fixedly connected with the limiting plate 801 and the inner wall of the movable groove 7, one side of the sliding rod 805 close to the inner wall of the first through hole 804 contacts with the inner wall of the first through hole 804, the movable plate 806 is movably connected with the inner wall of the movable groove 7 through a rotating shaft, one side of the limiting rod 808 close to the inner wall of the second through hole 807 contacts with the inner wall of the second through hole 807, the left side of the push rod 809 extends to the outer side of the limiting groove 10, by the above technical scheme design, the fixing column 802 can be driven to move by the arrangement of the limiting plate 801, the positioning block 3 can be fixed by the arrangement of the fixing column 802 and the fixing groove 9, and the tension spring 803 can play a role in resetting to the limiting plate 801, through setting up the fly leaf 806, can drive limiting plate 801 to slide in the inner chamber of activity groove 7 through slide bar 805, through setting up push rod 809, can drive fly leaf 806 rotation through gag lever post 808 simultaneously, drive limiting plate 801 and slide in the inner chamber of activity groove 7.

In the use of the utility model: the user presses the push rod 809, the push rod 809 drives the limit plate 801 to slide in the inner cavity of the movable slot 7 and stretches the tension spring 803, at the same time, the movable plate 806 is driven to rotate by the limit rod 808, the movable plate 806 drives the slide bar 805 to slide in the inner cavity of the first through hole 804, the limit plate 801 is driven to slide in the inner cavity of the movable slot 7, the tension spring 803 is stretched, the fixed column 802 is driven to enter the inner cavity of the movable slot 7, the user puts the housing 1 on the top of the bottom plate 2, after the positioning block 3 is inserted into the inner cavity of the positioning slot 4, the push rod 809 is released, the force of the tension spring 803 shrinking after stretching drives the limit plate 801 to slide in the inner cavity of the movable slot 7 in the reverse direction, the limit plate 801 drives the movable plate 806 to rotate in the reverse direction by the slide bar 805, the movable plate 806 drives the push rod 809 through the limit rod 808 to reset, the fixing is completed, the user opens the cylinder 601, the cylinder 601 drives the limit block 602 to slide in the inner cavity of the housing 1, the limiting block 602 drives the clamping plate 604 to move through the fixing rod 603 and is matched with the clamping block 5 to clamp a workpiece, the cylinder 601 is closed, the cylinder 601 drives the limiting block 602 to reversely slide in the inner cavity of the shell 1, the fixing rod 603 drives the clamping plate 604 to reversely move, the workpiece is loosened, and the use is completed.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement or the like made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a pneumatic automatic positioning frock clamp of milling machine, includes casing (1), its characterized in that: the bottom of casing (1) is provided with bottom plate (2), the equal fixedly connected with locating piece (3) of front side and the rear side of casing (1) bottom both sides, constant head tank (4) that use with locating piece (3) cooperation are seted up at the top of bottom plate (2), right side fixedly connected with clamp splice (5) at bottom plate (2) top, the inner chamber of casing (1) is provided with clamping mechanism (6), movable groove (7) have been seted up to the inner chamber of locating piece (3), the inner chamber of movable groove (7) is provided with fixed establishment (8), the front side fixed slot (9) that use with fixed establishment (8) cooperation are all seted up to one side that constant head tank (4) is relative, spacing groove (10) that use with fixed establishment (8) cooperation are all seted up to the front side and the rear side of casing (1) bottom.

2. The pneumatic automatic positioning tool clamp for the milling machine according to claim 1, wherein: clamping mechanism (6) include cylinder (601), the left side fixedly connected with stopper (602) of cylinder (601), the equal fixedly connected with dead lever (603) of front side and rear side on stopper (602) right side, the right side of dead lever (603) runs through casing (1) and extends to the outside of casing (1) and fixedly connected with and splint (604) that clamp splice (5) cooperation was used.

3. The pneumatic automatic positioning tool clamp for the milling machine according to claim 1, wherein: the fixing mechanism (8) comprises a limiting plate (801), one side, close to a fixing groove (9), of the limiting plate (801) is fixedly connected with a fixing column (802), a tension spring (803) is sleeved on the surface of the fixing column (802), one side, close to the fixing groove (9), of the fixing column (802) penetrates through a positioning block (3) and extends to an inner cavity of the fixing groove (9), a first through hole (804) is formed in the inner cavity of the limiting plate (801) on the left side, a sliding rod (805) is arranged in the inner cavity of the first through hole (804), the rear side of the sliding rod (805) extends to the inner cavity of a movable groove (7) and is fixedly connected with a movable plate (806), the top of the movable plate (806) penetrates through a shell (1) and extends to the inner cavity of a limiting groove (10), a second through hole (807) is formed in the top of the movable plate (806), and a limiting rod (808) is arranged in the inner cavity of the second through hole (807), the rear side of the limiting rod (808) extends to an inner cavity of the limiting groove (10) and is fixedly connected with a push rod (809), and the right side of the bottom of the push rod (809) penetrates through the shell (1), extends to the inner cavity of the movable groove (7) and is fixedly connected with the limiting plate (801).

4. The pneumatic automatic positioning tool clamp for the milling machine according to claim 3, wherein: the quantity of fixed slot (9) is a plurality of, and evenly distributed in the relative one side of constant head tank (4), third through-hole (11) that use with fly leaf (806) cooperation are all seted up to one side that casing (1) bottom is close to locating piece (3), one side that locating piece (3) are close to constant head tank (4) inner wall contacts with the inner wall of constant head tank (4).

5. The pneumatic automatic positioning tool clamp for the milling machine according to claim 2, wherein: one side that stopper (602) are close to casing (1) inner wall contacts with the inner wall of casing (1), the bottom of cylinder (601) and the inner wall fixed connection of casing (1), fourth through-hole (12) that use with dead lever (603) cooperation are all seted up to front side and the rear side on casing (1) right side.

6. The pneumatic automatic positioning tool clamp for the milling machine according to claim 3, wherein: one side, close to the inner wall of the movable groove (7), of the limiting plate (801) is in contact with the inner wall of the movable groove (7), one side, close to the fixed groove (9), of the movable groove (7) is provided with a fifth through hole (13) matched with the fixed column (802) for use, two sides of the tension spring (803) are fixedly connected with the limiting plate (801) and the inner wall of the movable groove (7) respectively, one side, close to the inner wall of the first through hole (804), of the sliding rod (805) is in contact with the inner wall of the first through hole (804), the movable plate (806) is movably connected with the inner wall of the movable groove (7) through a rotating shaft, one side, close to the inner wall of the second through hole (807), of the limiting rod (808) is in contact with the inner wall of the second through hole (807), and the left side of the push rod (809) extends to the outer side of the limiting groove (10).