CN219504223U

CN219504223U - Pneumatic fixture tool with replaceable clamping head

Info

Publication number: CN219504223U
Application number: CN202222551402.3U
Authority: CN
Inventors: 薛伟军; 张亚珍; 薛亚鹏
Original assignee: Xi'an Junwei Electromechanical Equipment Manufacturing Co ltd
Current assignee: Xi'an Junwei Electromechanical Equipment Manufacturing Co ltd
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2023-08-11
Anticipated expiration: 2032-09-27

Abstract

The utility model discloses a pneumatic fixture tool with a replaceable clamping head, which is characterized in that the stability of an L-shaped mounting frame is kept when the position of the L-shaped mounting frame is adjusted through the matching of a cross groove and a cross bar, a two-direction clamping structure is adopted to stably clamp a workpiece, meanwhile, in order to avoid instability caused by the fact that the too large clamping position of the workpiece cannot reach a central area, the position of the L-shaped mounting frame is changed through the matching of a tooth slot, a gear and a pinion, so that the clamping use requirement is met; the mounting groove and the rotating block are used for preparing various clamping heads, the rotating block of the corresponding clamping head is selected according to the use requirement, the forward fastening screw of the rotating block is loosened, the rotating block is rotated to be in a horizontal state from an initial vertical state in the mounting groove, then the horizontal state is maintained by the cooperation of the reverse fastening screw and the screw hole of the cooperation convex plate, and at the moment, the corresponding clamping head is moved to a clamping use area for use, so that the whole process is convenient and rapid.

Description

Pneumatic fixture tool with replaceable clamping head

Technical Field

The utility model relates to the technical field of clamps, in particular to a pneumatic clamp tool with a replaceable clamping head.

Background

Clamps are used extensively in production processes to clamp a workpiece being processed for processing.

The utility model patent with the application number of 201822141589.3 proposes a pneumatic fixture, wherein one end of two cross bars of the U-shaped bracket is fixedly connected with a U-shaped supporting plate, two sides of a chute formed by two cross bars of the U-shaped supporting plate are respectively embedded into a vertical plate, symmetrical arc-shaped chutes are respectively arranged on the two vertical plates, each arc-shaped chute is respectively embedded with a cylindrical sliding block, each two opposite cylindrical sliding blocks are respectively fixed at two ends of a clamping plate, and two ends of the two clamping plates are respectively penetrated by symmetrical guide posts.

Disclosure of Invention

In view of the problems existing in the prior art, the utility model discloses a pneumatic clamp tool with a replaceable clamping head, which adopts the technical scheme that the pneumatic clamp tool comprises a workbench, a T-shaped block, a flat plate, a position fixing screw, a cylinder, a movable assembly part, an L-shaped mounting frame, a driving structure, an air cylinder, an output end, a mounting plate, a clamping head mounting structure and a stabilizing part, wherein the workbench is assembled with the T-shaped block to be matched with a workbench T-shaped groove for processing, the upper part of the workbench is integrally formed with the flat plate, the position fixing screw is arranged on the flat plate, the flat plate is screwed by the position fixing screw, the lower end of the flat plate is abutted against the workbench to fix the position of the whole device, the cylinder is fixed on the flat plate, place L mounting bracket through movable assembly portion to adjust the position of L mounting bracket through drive structure, according to the work piece processing demand, adjust the position of the cylinder that drives its right-hand member lower part installation to the position of L mounting bracket, convenient stable chucking, the output of cylinder is fixed with the mounting disc, have the gripping head mounting structure on the mounting disc, advance to install the gripping head of different grade type, use according to the gripping head mounting structure of demand selection difference, convenient and fast installs the stabilizer on the output, it is comparatively stable to make the outer removal of output, open the left surface of the connecting plate body between the cylinder has the cavity, place temporary storage box therein, deposit temporarily appurtenance.

As a preferable technical scheme of the utility model, the movable assembling part comprises a cross groove and a cross bar, the cylinder is provided with the cross groove, the cross bar is matched and placed in the cross groove, the cross bar is connected with the horizontal part of the L mounting frame, and the cross bar moves along the cross groove in the moving process, so that the stability of the moving process is maintained, and the skew is effectively avoided.

As a preferable technical scheme of the utility model, the driving structure comprises a tooth socket, a gear, a pinion and a chain, wherein the tooth socket is formed on the inner side of the L-shaped mounting frame, the gear and the pinion are coaxially fixed, the gear is meshed with the tooth socket, the pinion on the left side is driven by a motor powered by a storage battery, the pinions on the left side and the right side are synchronously rotated by the cooperation of the chain, the pinions are driven to rotate under the starting of the motor, the gears are driven to rotate under the action of coaxial connection, and the two gears synchronously rotate under the matching of the chain and drive the L-shaped mounting frame to move under the meshing action to complete the position adjustment.

As a preferable technical scheme of the utility model, the clamping head mounting structure comprises a mounting groove, a rotating block, an interface, a forward fastening screw, a reverse fastening screw and a matching convex plate, wherein the inner side of the mounting plate is uniformly provided with four mounting grooves, the rotating block is rotatably mounted in the mounting grooves, the top end of the rotating block is provided with the interface, the rotating block is provided with the forward fastening screw and the reverse fastening screw, the vertical state and the horizontal state of the rotating block are fixed, the matching convex plate is fixed at the bottom of the mounting groove, a threaded hole is formed in the matching convex plate, the forward fastening screw is arranged, the rotating block where the clamping head to be used is positioned is rotated to the horizontal state from the initial vertical state by the fixing screw, and the matching of the reverse fastening screw and the threaded hole on the matching convex plate is utilized for fastening, so that the clamping head can be quickly replaced.

As a preferable technical scheme of the utility model, the stabilizing part comprises a stabilizing groove and a stabilizing connecting rod, the right side face of the connecting plate body between the columns is provided with the stabilizing groove, one end of the stabilizing connecting rod is matched with the stabilizing groove, the other end of the stabilizing connecting rod is connected with the output end, and the stabilizing groove adopts a T-shaped groove, so that the stability of the stabilizing connecting rod in the moving process is facilitated.

The utility model has the beneficial effects that: the stability of the L-shaped mounting rack is kept when the position of the L-shaped mounting rack is adjusted through the matching of the cross grooves and the cross strips, a two-direction clamping structure is adopted to stably clamp a workpiece, meanwhile, in order to avoid the unstable phenomenon that the overlarge clamping position of the workpiece cannot reach a central area, the position of the L-shaped mounting rack is changed through the matching of a tooth groove, a gear and a pinion, and the clamping use requirement is met; the mounting groove and the rotating block are used for preparing various clamping heads, the rotating block of the corresponding clamping head is selected according to the use requirement, the forward fastening screw of the rotating block is loosened, the rotating block is rotated to be in a horizontal state from an initial vertical state in the mounting groove, then the horizontal state is maintained by the cooperation of the reverse fastening screw and the screw hole of the cooperation convex plate, and at the moment, the corresponding clamping head is moved to a clamping use area for use, so that the whole process is convenient and rapid.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic top view of the present utility model;

fig. 3 is a right side view of the present utility model.

In the figure: the workbench is provided with a T-shaped block 1, a flat plate 2, a position fixing screw 3, a column 4, a cross groove 5, a cross bar 6, an L mounting frame 7, a tooth socket 8, a gear 9, a pinion 10, a chain 11, a temporary storage box 12, an air cylinder 13, an output end 14, a stabilizing groove 141, a stabilizing connecting rod 142, a mounting plate 15, a mounting groove 16, a rotating block 17, an interface 18, a forward fastening screw 19, a reverse fastening screw 20 and a matched convex plate 21.

Detailed Description

Example 1

As shown in fig. 1 to 3, the utility model discloses a pneumatic fixture tool with a replaceable clamping head, which adopts the technical scheme that the pneumatic fixture tool comprises a workbench matched with a T-shaped block 1, a flat plate 2, a position fixing screw 3, a column 4, a movable assembling part, an L-shaped mounting frame 7, a driving structure, an air cylinder 13, an output end 14, a mounting plate 15, a clamping head mounting structure and a stabilizing part, wherein the workbench matched with the T-shaped block 1 is placed with a workbench T-shaped groove for processing, the upper part of the workbench matched with the T-shaped block 1 is integrally formed with the flat plate 2, the position fixing screw 3 is arranged on the flat plate 2 for clamping, the column 4 is fixed on the flat plate 2, the L-shaped mounting frame 7 is placed through the movable assembling part, the position of the L-shaped mounting frame 7 is adjusted through the driving structure, the air cylinder 13 is mounted at the lower part of the right end of the L-shaped mounting frame 7, the mounting plate 15 is fixedly provided with the clamping head mounting structure, the stabilizing part is mounted on the output end 14, a cavity is formed at the left side surface of a connecting plate body between the columns 4, and a temporary storage box 12 is placed in the cavity, and a temporary tool can be placed.

As a preferable technical scheme of the utility model, the movable assembling part comprises a cross groove 5 and a cross strip 6, the cross groove 5 is formed in the column 4, the cross strip 6 is matched in the cross groove 5 and is connected with the horizontal part of the L-shaped mounting frame 7, and the cross strip 6 moves along the cross groove 5 so that the movement of the L-shaped mounting frame is stable.

As a preferable technical scheme of the utility model, a tooth socket 8 is formed on the inner side of the L-shaped mounting frame 7, a gear 9 and a pinion 10 are coaxially fixed, the gear 9 is meshed with the tooth socket 8, the pinion 10 on the left side is driven by a motor powered by a storage battery, and the pinions 10 on the left side and the right side are synchronously rotated by a chain 11 in a matching way.

As a preferred technical scheme of the utility model, four mounting grooves 16 are uniformly formed in the inner side of the mounting plate 15, a rotating block 17 is rotatably mounted in the four mounting grooves, an interface 18 is arranged at the top end of the rotating block 17, a forward fastening screw 19 and a reverse fastening screw 20 are arranged on the rotating block 17, the vertical state and the horizontal state of the rotating block are fixed, a matching convex plate 21 is fixed at the position of the bottom of the mounting groove 16 in the inner side of the mounting plate 15, and a threaded hole is formed in the matching convex plate.

As a preferable technical scheme of the utility model, the right side surface of the connecting plate body between the columns 4 is provided with the stabilizing groove 141, one end of the stabilizing connecting rod 142 is matched with the stabilizing groove 141, the other end of the stabilizing connecting rod is connected with the output end 14, and the stabilizing groove 141 adopts a T-shaped groove.

The working principle of the utility model is as follows: when the clamping device is used, the whole device is placed under the cooperation of the workbench assembling T-shaped block 1 and the workbench T-shaped groove and is fixed in position by the position fixing screw 3, then whether a motor is started to drive the pinion 10 to rotate is selected according to the size of a workpiece to be clamped, the pinion 10 rotates to drive the gear 9 to rotate, the gears 9 on two sides synchronously rotate under the action of a chain and change the position of the L-shaped mounting frame 7 under the action of meshing, according to workpiece clamping requirements, the corresponding clamping head is selected, the forward fastening screw 19 of the rotating block where the clamping head is located is loosened, the rotating block 17 rotates from an initial vertical state to a horizontal state, at the moment, the corresponding clamping head installed by the interface 18 is located in a clamping action area, at the moment, the horizontal state of the rotating block 17 is fixed by the cooperation of the reverse fastening screw 20 and the screw holes on the matched convex plate 21, and therefore the replacement and the selection of the clamping head are realized, and the clamping device is simple in structure and convenient to use.

The circuit connection related to the utility model is a conventional means adopted by the person skilled in the art, can obtain technical teaching through limited tests, and belongs to the widely used prior art.

The components not described in detail herein are prior art.

Although the specific embodiments of the present utility model have been described in detail, the present utility model is not limited to the above embodiments, and various changes and modifications without inventive labor may be made within the scope of the present utility model without departing from the spirit of the present utility model, which is within the scope of the present utility model.

Claims

1. The utility model provides a removable gripping head's pneumatic fixture frock which characterized in that: the clamping head comprises a workbench assembly T-shaped block (1), a flat plate (2), a position fixing screw (3), a column body (4), a movable assembly part, an L mounting frame (7), a driving structure, a cylinder (13), an output end (14), a mounting disc (15), a clamping head mounting structure and a stabilizing part; the workbench is provided with a T-shaped block (1) to be matched with a T-shaped groove of the workbench for processing; the workbench is assembled with a flat plate (2) integrally formed at the upper part of the T-shaped block (1), and a position fixing screw (3) is arranged on the flat plate for clamping; the fixed column body (4) is arranged on the flat plate (2), the L-shaped mounting frame (7) is placed through the movable assembling part, and the position of the L-shaped mounting frame (7) is adjusted through the driving structure; the lower part of the right end of the L mounting frame (7) is provided with a cylinder (13), and the output end (14) of the cylinder is fixedly provided with a mounting disc (15); the mounting disc (15) is provided with a clamping head mounting structure; the output end (14) is provided with a stabilizing part.

2. The pneumatic fixture tool of claim 1, wherein the clamping head is replaceable: the movable fitting part comprises a cross groove (5) and a cross strip (6); the column body (4) is provided with a cross groove (5); the cross strip (6) is matched and placed in the cross groove (5), and the horizontal part of the L-shaped mounting frame (7) is connected to the cross strip.

3. The pneumatic fixture tool of claim 1, wherein the clamping head is replaceable: the driving structure comprises tooth sockets (8), gears (9), pinions (10) and a chain (11); a tooth slot (8) is formed in the inner side of the L mounting frame (7); the gear (9) and the pinion (10) are coaxially fixed, and the gear (9) is meshed with the tooth groove (8); the pinion (10) on the left is driven by a motor powered by a battery; the pinions (10) on the left side and the right side are matched and synchronously rotated by a chain (11).

4. The pneumatic fixture tool of claim 1, wherein the clamping head is replaceable: the left side face of the connecting plate body between the columns (4) is provided with a cavity in which a temporary storage box (12) is placed.

5. The pneumatic fixture tool of claim 1, wherein the clamping head is replaceable: the clamping head mounting structure comprises a mounting groove (16), a rotating block (17), an interface (18), a forward fastening screw (19), a reverse fastening screw (20) and a matched convex plate (21); four mounting grooves (16) are uniformly formed in the inner side of the mounting plate (15), and a rotating block (17) is rotatably mounted in the four mounting grooves; an interface (18) is arranged at the top end of the rotating block (17); the rotating block (17) is provided with a forward fastening screw (19) and a reverse fastening screw (20) for fixing the vertical state and the horizontal state of the rotating block; inside the mounting plate (15), a matching convex plate (21) is fixed at the bottom of the mounting groove (16) and provided with a threaded hole.

6. The pneumatic fixture tool of claim 1, wherein the clamping head is replaceable: the stabilizing part comprises a stabilizing groove (141) and a stabilizing connecting rod (142); a stabilizing groove (141) is formed in the right side surface of the connecting plate body between the columns (4); one end of the stabilizing connecting rod (142) is matched with the stabilizing groove (141), and the other end of the stabilizing connecting rod is connected with the output end (14).

7. The pneumatic fixture tool of claim 6, wherein: the stabilizing groove (141) adopts a T-shaped groove.