CN117325103A

CN117325103A - Adjustable tool clamp

Info

Publication number: CN117325103A
Application number: CN202311560776.4A
Authority: CN
Inventors: 吴海艳
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-11-22
Filing date: 2023-11-22
Publication date: 2024-01-02

Abstract

The invention relates to the field of tool clamps, in particular to an adjustable tool clamp. The invention provides an adjustable fixture, which can more effectively limit workpieces with different sizes, so that the workpieces are fixed more firmly, and the workpieces are further more stable in the subsequent processing process. An adjustable fixture comprises a bottom plate, a sliding rail, a supporting round table and the like; the bottom plate is fixedly connected with a sliding rail, and the bottom plate is fixedly connected with a supporting round table. The staff places the work piece at support round platform top and start motor, and the motor can drive two splint and press from both sides tight spacing to the work piece, and two slip grillage removal simultaneously can drive two direction stock removal respectively for the sucking disc wall attracts the work piece, so, carries out spacingly to the work piece bottom through the sucking disc wall, makes the work piece fix more firmly on supporting round platform, thereby makes the work piece more stable in subsequent course of working.

Description

Adjustable tool clamp

Technical Field

The invention relates to the field of tool clamps, in particular to an adjustable tool clamp.

Background

The tool, namely the process equipment, refers to the general name of various tools used in the manufacturing process, the tool clamp is designed for ensuring the machining process in the machining operation, and many processes cannot realize the process requirements on the basis of the level of the existing mechanical equipment, so that auxiliary equipment or tools are needed to realize the clamping and positioning of the tools, namely the tool clamp.

Most of the existing tool clamps are fixed aiming at specific workpieces, when the workpieces are large or small, the tool clamps are difficult to adjust, when the workpieces are large, the tool clamps are difficult to effectively limit the workpieces, when the workpieces are small, the tool clamps are easy to limit the workpieces, the workpiece is not stable enough, the applicability of the tool clamps is small, and the workpieces can shift or even fall off in the machining process.

Disclosure of Invention

Aiming at the defects or shortcomings of the prior art, the invention provides the adjustable fixture clamp which can more effectively limit workpieces with different sizes, so that the workpieces are fixed more firmly, and the workpieces are further more stable in the subsequent processing process.

The utility model provides a frock clamp with adjustable, includes bottom plate, slide rail, supports round platform, controls clamping mechanism and bottom fixed establishment, fixedly connected with slide rail on the bottom plate, fixedly connected with supports the round platform on the bottom plate, control clamping mechanism setting on the slide rail, bottom fixed establishment sets up on supporting the round platform.

In addition, particularly preferred, the left and right clamping mechanism is including slip grillage, motor, gear, rack, direction deflector, limit baffle and splint, two slip grillages are connected with to the sliding rail on the slip, two the slip grillages are the symmetry setting, bottom plate top fixedly connected with motor, fixedly connected with gear on the output shaft of motor, two all fixedly connected with rack on the slip grillages, the gear all meshes with two racks, two all fixedly connected with direction deflector on the rack, two limit baffle of fixedly connected with on the motor, limit baffle and direction deflector sliding connection, two all fixedly connected with splint on the slip grillage upper portion.

Furthermore, it is particularly preferred that the gear is located between two racks.

In addition, particularly preferred, the bottom fixing mechanism includes sucking disc wall, direction bracing piece, piston pull rod, reset spring and direction stock, two sucking disc walls of fixedly connected with on the support round platform, two the sucking disc wall is the symmetry setting, support round platform fixedly connected with four direction bracing pieces, two the direction bracing piece is a set of, and two between the direction bracing piece of every group all sliding connection has the piston pull rod, two the piston pull rod lower part all is equipped with the protruding pole, two the piston pull rod is the symmetry setting, piston pull rod is connected with sucking disc wall sliding connection, be connected with reset spring between piston pull rod and the direction bracing piece one, two all the direction stock on the sliding plate frame.

Furthermore, it is particularly preferred that both guide rods are provided with guide grooves, and that the cam rod on the piston rod is located in the guide groove on the guide rod.

In addition, particularly preferred is, still include opening and shutting mechanism, opening and shutting mechanism sets up on splint, opening and shutting mechanism is including hinge, side board, slip ejector pin and reset spring two, two all have two side boards through hinge connection on the splint, support sliding connection has two slip ejector pins on the round platform, two the slip ejector pin is the symmetry setting, all is connected with reset spring two between support round platform and the two slip ejector pins.

In addition, particularly preferred is, still including front and back clamping mechanism, clamping mechanism sets up on the bottom plate around, clamping mechanism is including backup pad, electric putter, soft cushion head and shift knob around, fixedly connected with two backup pads on the bottom plate, two the backup pad is the symmetry setting, two all fixedly connected with electric putter in the backup pad, two all fixedly connected with cushion head on electric putter's the telescopic link, fixedly connected with two shift knob on the bottom plate.

In addition, it is particularly preferable that the device further comprises a limiting ejector rod and a return spring III, wherein two clamping plates are connected with four limiting ejector rods in a sliding mode, four side pressing plates are connected with two limiting ejector rods in a sliding mode, and the return springs III are respectively connected between the limiting ejector rods, the clamping plates and the side pressing plates.

In addition, it is particularly preferable that the electric push rod further comprises a bending limiting clamping rod, and the bending limiting clamping rods are fixedly connected to the telescopic rods of the two electric push rods.

The beneficial effects of the invention are as follows: the staff places the work piece at support round platform top and start motor, and the motor can drive two splint and press from both sides tight spacing to the work piece, and two slip grillage removal simultaneously can drive two direction stock removal respectively for the sucking disc wall attracts the work piece, so, carries out spacingly to the work piece bottom through the sucking disc wall, makes the work piece fix more firmly on supporting round platform, thereby makes the work piece more stable in subsequent course of working.

When the work piece is less, the staff can place the work piece on supporting the round platform, when the slip grillage drives splint and removes, two splint can press from both sides tight spacing to the work piece, when the work piece is great, the staff can place the work piece between two slip ejector pins tops, the slip ejector pin can down move under the weight effect of work piece, two splint and four side clamp plates can press from both sides tight spacing to the work piece jointly, so, the spacing scope of splint is expanded through the side clamp plate, thereby can all carry out more effectively spacing to the work piece of equidimension, make this anchor clamps suitability bigger.

When the sliding ejector rod moves downwards under the weight effect of the workpiece, the two sliding ejector rods can respectively push the two switch buttons to be opened, so that the two cushion heads can clamp and limit the workpiece, and the larger workpiece can be further limited through the cushion heads, so that the clamp is further higher in applicability.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic view of a part of a bottom fixing mechanism according to the present invention.

Fig. 3 is a schematic view of a part of a perspective structure of the left and right clamping mechanism of the present invention.

Fig. 4 is a schematic perspective view of the bottom fixing mechanism of the present invention.

Fig. 5 is a schematic perspective view of the opening and closing mechanism and the front and rear clamping mechanism of the present invention.

Part names and serial numbers in the figure: 1. the device comprises a bottom plate, 2, a sliding rail, 3, a supporting round table, 41, a sliding plate frame, 42, a motor, 43, a gear, 44, a rack, 45, a guiding long plate, 46, a limiting baffle, 47, a clamping plate, 51, a sucker wall, 52, a guiding supporting rod, 53, a piston pull rod, 54, a first return spring, 55, a guiding long rod, 61, a hinge, 62, a side pressing plate, 63, a sliding push rod, 64, a second return spring, 71, a supporting plate, 72, an electric push rod, 73, a soft cushion head, 74, a switch button, 81, a limiting push rod, 82, a third return spring, 9 and a bent limiting clamping rod.

Detailed Description

Standard parts used in the invention can be purchased from the market, special-shaped parts can be customized according to the description of the specification and the drawings, and the specific connection modes of the parts adopt conventional means such as mature bolts, rivets, welding, pasting and the like in the prior art, and the detailed description is omitted.

Example 1: 1-4, including bottom plate 1, slide rail 2, support round platform 3, control clamping mechanism and bottom fixed establishment, there is slide rail 2 through bolted connection on the bottom plate 1, there is support round platform 3 through bolted connection on the bottom plate 1, control clamping mechanism setting on slide rail 2, bottom fixed establishment sets up on supporting round platform 3.

The left clamping mechanism and the right clamping mechanism comprise sliding plate frames 41, motors 42, gears 43, rack frames 44, guide long plates 45, limit baffles 46 and clamping plates 47, two sliding plate frames 41 are connected to the sliding rail 2 in a sliding mode, the two sliding plate frames 41 are symmetrically arranged, the tops of the bottom plates 1 are connected with the motors 42 through bolts, the output shafts of the motors 42 are connected with the gears 43 through flat keys, the two sliding plate frames 41 are connected with the rack frames 44 through bolts, the gears 43 are located between the two rack frames 44, the gears 43 are meshed with the two rack frames 44, the two rack frames 44 are connected with the guide long plates 45 through bolts, the two limit baffles 46 are connected with the guide long plates 45 in a sliding mode through bolts, and the two clamping plates 47 are connected to the upper portions of the sliding plate frames 41 through bolts.

The bottom fixing mechanism comprises sucker walls 51, guide support rods 52, piston pull rods 53, first return springs 54 and guide long rods 55, wherein the two sucker walls 51 are connected to the supporting round table 3 through bolts, the two sucker walls 51 are symmetrically arranged, the four guide support rods 52 are connected to the supporting round table 3 through bolts, the two guide support rods 52 are in a group, the piston pull rods 53 are connected between the two guide support rods 52 in each group in a sliding mode, the two piston pull rods 53 are arranged at the lower portions of the piston pull rods 53 in a symmetrical mode, the first return springs 54 are connected between the piston pull rods 53 and the guide support rods 52 through hooks, the two guide long rods 55 are arranged on the sliding plate frames 41, and the guide grooves are formed in the guide long rods 55.

Firstly, a worker places a workpiece on the top of a supporting round table 3, the bottom of the workpiece is contacted with the tops of two sucker walls 51, then the worker starts a motor 42, an output shaft of the motor 42 rotates to drive a gear 43 to rotate, the gear 43 rotates to drive two racks 44 to move, the racks 44 move to drive a guide long plate 45 and a sliding plate frame 41 to move, the sliding plate frame 41 moves to drive a clamping plate 47 to move, the workpiece is contacted with the two clamping plates 47, the two clamping plates 47 clamp and limit the workpiece, simultaneously the two sliding plate frames 41 move to respectively drive two guide long rods 55 to move, the guide long rods 55 move to press a piston pull rod 53 to move downwards along a guide groove on the guide long rods 55, a return spring I54 is compressed, the piston pull rod 53 moves downwards to increase the pressure in the sucker walls 51, the sucker walls 51 suck the workpiece, when the workpiece is processed, a worker can adjust the motor 42, the output shaft of the motor 42 reversely rotates to drive the gear 43 to reversely rotate, the gear 43 reversely rotates to drive the two racks 44 to reversely rotate, the rack 44 moves to drive the guide long plate 45 and the sliding plate frame 41 to reversely move and reset, the sliding plate frame 41 resets to drive the clamping plates 47 to reversely move and reset, the workpiece is separated from the two clamping plates 47, simultaneously, the two sliding plate frames 41 resets to respectively drive the two guide long rods 55 to reversely move and reset, the guide long rods 55 do not squeeze the piston pull rods 53 any more, the reset springs 54 reset to drive the piston pull rods 53 to upwardly move and reset, the piston pull rods 53 reset to reduce the pressure in the sucker walls 51, the sucker walls 51 do not suck the workpiece any more, and finally the worker takes the workpiece and turns off the motor 42, in this way, the bottom of the workpiece is limited by the sucker wall 51, so that the workpiece is more firmly fixed on the supporting round table 3, and the workpiece is more stable in the subsequent processing process.

Example 2: on the basis of embodiment 1, as shown in fig. 5, the device further comprises an opening and closing mechanism, the opening and closing mechanism is arranged on the clamping plate 47, the opening and closing mechanism comprises a hinge 61, side pressing plates 62, sliding ejector rods 63 and a second return spring 64, two side pressing plates 62 are connected on the clamping plate 47 through the hinge 61, two sliding ejector rods 63 are connected on the supporting round table 3 in a sliding mode, the two sliding ejector rods 63 are symmetrically arranged, and the second return spring 64 is connected between the supporting round table 3 and the two sliding ejector rods 63 through hooks.

When the workpiece is smaller, a worker can place the workpiece on the supporting round table 3, the workpiece is positioned between the two sliding ejector rods 63, when the sliding plate frame 41 drives the clamping plate 47 to move, the clamping plate 47 drives the side pressing plate 62 to move, the side pressing plate 62 contacts with the sliding ejector rods 63, the sliding ejector rods 63 can press the side pressing plate 62 to swing, then the clamping plate 47 drives the side pressing plate 62 to move continuously, the workpiece can contact with the two clamping plates 47, the two clamping plates 47 can clamp and limit the workpiece, when the workpiece is larger, the worker can place the workpiece between the tops of the two sliding ejector rods 63, the sliding ejector rods 63 can move downwards under the weight of the workpiece, the second return spring 64 can be compressed, then the bottom of the workpiece can contact with the top of the supporting round table 3, when the sliding plate frame 41 drives the clamping plates 47 to move, the clamping plates 47 can drive the side pressing plates 62 to move, workpieces can be contacted with the two clamping plates 47 and the four side pressing plates 62, the two clamping plates 47 and the four side pressing plates 62 can clamp and limit the workpieces together, when the workpieces are processed, the clamping plates can drive the side pressing plates 62 to reversely move and reset, the workpieces can be separated from the clamping plates 47 and the side pressing plates 62 and are contacted, then the workpieces are taken away by workers, the workpieces can be separated from the sliding ejector rods 63, the reset springs II 64 can reset, the reset springs II 64 can drive the sliding ejector rods 63 to move upwards and reset, and therefore the limiting range of the clamping plates 47 is expanded through the side pressing plates 62, and the workpieces with different sizes can be effectively limited, so that the clamp is higher in applicability.

Example 3: on the basis of embodiment 2, as shown in fig. 5, the front and rear clamping mechanism is further included, the front and rear clamping mechanism is disposed on the base plate 1, the front and rear clamping mechanism includes a support plate 71, an electric push rod 72, a soft cushion head 73 and a switch button 74, two support plates 71 are connected on the base plate 1 through bolts, two support plates 71 are symmetrically disposed, two support plates 71 are connected with the electric push rod 72 through bolts, two telescopic rods of the electric push rod 72 are fixedly connected with the soft cushion head 73, and two switch buttons 74 are connected on the base plate 1 through bolts.

When the sliding ejector rod 63 moves downwards under the weight action of a workpiece, the bottom of the sliding ejector rod 63 is contacted with the switch button 74, the two sliding ejector rods 63 respectively push the two switch buttons 74 to be opened, the telescopic rods of the two electric push rods 72 extend to respectively drive the two cushion heads 73 to move horizontally, the workpiece is contacted with the two cushion heads 73, the two cushion heads 73 clamp the workpiece to be limited, when the reset spring II 64 drives the sliding ejector rod 63 to move upwards to reset, the sliding ejector rod 63 is separated from the switch button 74 to be contacted with the switch button 74 to be closed, the telescopic rods of the electric push rods 72 retract to drive the cushion heads 73 to move horizontally reversely to reset, and the workpiece is separated from the cushion heads 73 to be contacted with the cushion heads, so that the larger workpiece can be further limited through the cushion heads 73, and the clamp has larger applicability.

Example 4: on the basis of embodiment 3, as shown in fig. 5, the device further comprises a limiting ejector rod 81 and a return spring three 82, wherein two clamping plates 47 are connected with four limiting ejector rods 81 in a sliding mode, four side pressure plates 62 are connected with two limiting ejector rods 81 in a sliding mode, and the return springs three 82 are connected between the limiting ejector rods 81, the clamping plates 47 and the side pressure plates 62 through hooks.

The limiting ejector rod 81 and the reset spring III 82 can buffer and damp the workpiece in the machining process, so that the workpiece is not easy to shift.

Example 5: on the basis of the embodiment 4, as shown in fig. 5, the telescopic rods of the two electric push rods 72 are connected with the bending limiting clamping rods 9 through bolts.

The expansion rod of the electric push rod 72 can drive the two bent limiting clamping rods 9 to move towards the direction close to each other, and the bent limiting clamping rods 9 can further limit the workpiece, so that the workpiece is more stable in the machining process.

The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The adjustable tool clamp is characterized by comprising a bottom plate (1), a sliding rail (2), a supporting round table (3), a left clamping mechanism, a right clamping mechanism and a bottom fixing mechanism, wherein the sliding rail (2) is fixedly connected to the bottom plate (1), the supporting round table (3) is fixedly connected to the bottom plate (1), the left clamping mechanism and the right clamping mechanism are arranged on the sliding rail (2), and the bottom fixing mechanism is arranged on the supporting round table (3);

the left clamping mechanism and the right clamping mechanism comprise sliding plate frames (41), motors (42), gears (43), rack frames (44), guide long plates (45), limiting baffles (46) and clamping plates (47), wherein two sliding plate frames (41) are connected to the sliding rail (2) in a sliding mode, the two sliding plate frames (41) are symmetrically arranged, the motors (42) are fixedly connected to the tops of the bottom plates (1), the gears (43) are fixedly connected to the output shafts of the motors (42), the rack frames (44) are fixedly connected to the sliding plate frames (41), the gears (43) are meshed with the two rack frames (44), the guide long plates (45) are fixedly connected to the rack frames (44), the limiting baffles (46) are connected to the guide long plates (45) in a sliding mode, and the clamping plates (47) are fixedly connected to the upper portions of the sliding plate frames (41).

2. An adjustable tool holder according to claim 1, characterized in that the gear wheel (43) is located between two gear racks (44).

3. The adjustable fixture of claim 1, wherein the bottom fixing mechanism comprises a sucker wall (51), guide support rods (52), a piston pull rod (53), a first return spring (54) and a guide long rod (55), the two sucker walls (51) are fixedly connected to the supporting round table (3), the two sucker walls (51) are symmetrically arranged, the four guide support rods (52) are fixedly connected to the supporting round table (3), the two guide support rods (52) are in a group, the piston pull rods (53) are slidably connected between the two guide support rods (52) of each group, protruding rods are arranged at the lower parts of the two piston pull rods (53), the two piston pull rods (53) are symmetrically arranged, the piston pull rods (53) are slidably connected with the sucker walls (51), the first return springs (54) are connected between the piston pull rods (53) and the guide support rods (52), and the two guide long rods (55) are slidably connected to the sliding support rods (41).

4. An adjustable tool clamp according to claim 3, wherein both guide bars (55) are provided with guide grooves, and the protruding bars of the piston tie bar (53) are located in the guide grooves of the guide bars (55).

5. An adjustable fixture as claimed in claim 3, further comprising an opening and closing mechanism, wherein the opening and closing mechanism is arranged on the clamping plates (47), the opening and closing mechanism comprises a hinge (61), side pressing plates (62), sliding ejector rods (63) and a second return spring (64), the two clamping plates (47) are connected with the two side pressing plates (62) through the hinge (61), the supporting round table (3) is connected with the two sliding ejector rods (63) in a sliding mode, the two sliding ejector rods (63) are symmetrically arranged, and the second return spring (64) is connected between the supporting round table (3) and the two sliding ejector rods (63).

6. The adjustable fixture of claim 5, further comprising a front-back clamping mechanism, wherein the front-back clamping mechanism is arranged on the bottom plate (1), the front-back clamping mechanism comprises a supporting plate (71), an electric push rod (72), a soft cushion head (73) and a switch button (74), two supporting plates (71) are fixedly connected on the bottom plate (1), two supporting plates (71) are symmetrically arranged, the electric push rod (72) is fixedly connected on each supporting plate (71), the soft cushion head (73) is fixedly connected on a telescopic rod of each electric push rod (72), and two switch buttons (74) are fixedly connected on the bottom plate (1).

7. The adjustable fixture of claim 6, further comprising a limiting ejector rod (81) and a third return spring (82), wherein four limiting ejector rods (81) are slidably connected to the two clamping plates (47), two limiting ejector rods (81) are slidably connected to the four side pressure plates (62), and the third return springs (82) are respectively connected between the limiting ejector rods (81) and the clamping plates (47) and between the limiting ejector rods and the side pressure plates (62).

8. The adjustable fixture of claim 7, further comprising a bent limiting clamping rod (9), wherein the bent limiting clamping rods (9) are fixedly connected to the telescopic rods of the two electric push rods (72).