CN219236271U - Adjustable die machining clamp - Google Patents

Abstract

The utility model belongs to the field of die processing equipment, in particular to an adjustable die processing clamp which comprises a push plate, wherein a limit column is slidably arranged on the push plate, a clamping plate is fixed on the limit column, a spring is fixed between the clamping plate and the push plate, a threaded cylinder is fixed on the clamping plate, a threaded rod is slidably arranged on the threaded cylinder, scale marks are fixed on the threaded cylinder, and because the materials of workpieces are different, required clamping pressures are different, in order to realize the control of the clamping pressures of the workpieces, the bottom of the threaded rod is moved to the lower part of the required scale marks according to different workpieces, the workpieces are placed between the clamping plates, the clamping plates are moved to the workpieces through the clamping plates, so that the spring is compressed, when the push plate continuously moves to enable a second conductive shifting plate to be in contact with a first conductive shifting plate, the push plate is enabled to stop moving, the spring is enabled to keep a certain elastic potential energy, the control of the clamping pressures of the workpieces is realized, and deformation or damage of the workpieces is avoided due to overlarge pressure.

Description

Adjustable die machining clamp

Technical Field

The utility model relates to the field of mold processing equipment, in particular to an adjustable mold processing clamp.

Background

The die processing refers to processing of a forming and blank making tool, the die comprises an upper die and a lower die, a workpiece to be processed is fixed between the upper die and the lower die, the forming of materials is realized under the action of a press machine, and the workpiece is fixed by using a clamp during the die processing so as to be stamped and shaped;

the existing die processing clamp comprises a hydraulic cylinder and clamping plates, wherein the clamping plates at two sides are pushed by the hydraulic cylinder to clamp inwards so as to fix a workpiece at the middle position, and then the material is formed under the action of a press;

however, the existing die processing clamp cannot control the clamping pressure, and when a workpiece is required to be clamped, the workpiece is easy to deform or damage due to the fact that the required clamping pressure is different due to different materials of the workpiece and the excessive pressure; therefore, an adjustable mold tooling fixture is proposed to address the above-mentioned problems.

Disclosure of Invention

In order to overcome the defects in the prior art and solve the problem that the clamping pressure cannot be controlled, the utility model provides an adjustable die machining clamp.

The technical scheme adopted for solving the technical problems is as follows: the utility model discloses an adjustable die machining clamp, which comprises a bottom plate, wherein two sides of the bottom plate are fixedly provided with support plates, connecting pieces are rotatably arranged on the support plates, rotating discs are fixedly arranged on the connecting pieces, first hydraulic cylinders are fixedly arranged on the rotating discs, first piston rods are cooperatively arranged on the first hydraulic cylinders, push plates are fixedly arranged at the output ends of the first piston rods, a limiting column is slidably arranged on the push plates, the limiting column is of a cross-shaped structure, clamping plates are fixedly arranged at one ends of the limiting columns far away from the support plates, the clamping plates are of a C-shaped structure, springs are fixedly arranged between the clamping plates and the push plates, the springs are positioned at the outer sides of the limiting columns, threaded cylinders are fixedly arranged on the clamping plates, threaded rods are slidably arranged on the threaded cylinders, rotating columns are fixedly arranged on the threaded rods, grooves are formed in the threaded cylinders, first conductive shifting plates are fixedly arranged at the tops of the threaded rods, second conductive shifting plates are fixedly arranged on the push plates, and the clamping plates are in a cross-shaped structure, the clamping of the clamping plates are easily controlled by the springs, and the clamping device is easy to clamp workpieces.

Preferably, the bottom plate is fixedly provided with a second hydraulic cylinder, and the second hydraulic cylinder is provided with a second piston rod in a matched manner, so that the first hydraulic cylinder can control the expansion work of the first piston rod.

Preferably, the second piston rod is fixedly provided with a tooth plate, the connecting piece is fixedly provided with a gear, the gear is meshed with teeth of the tooth plate, the teeth of the tooth plate are half of teeth of the gear, the gear is driven to rotate 180 degrees through the tooth plate, the turnover operation of a machined part is realized, the increase of the workload of staff is avoided, and the working efficiency is guaranteed.

Preferably, the tooth plate is fixed with a sliding block, the supporting plate is fixed with a sliding groove plate, and the sliding block is slidably arranged on the sliding groove plate, so that the guiding effect on the tooth plate is realized.

Preferably, the hydraulic pump is fixed on the bottom plate and connected with the first hydraulic cylinder and the second hydraulic cylinder through pipelines, so that the precise control of the first hydraulic cylinder and the second hydraulic cylinder is realized.

Preferably, the hydraulic pump is connected with the first conductive shifting piece and the second conductive shifting piece through a circuit, and the first conductive shifting piece and the second conductive shifting piece are matched with a setting mechanism, so that the closing function of the hydraulic pump is realized when the first conductive shifting piece and the second conductive shifting piece are in contact.

The utility model has the advantages that:

1. according to the utility model, through the structural design of controlling the compression size of the spring, the function of controlling the clamping pressure of the workpiece is realized, the required clamping pressure is different due to different materials of the workpiece, the bottom of the threaded rod is moved to the lower part of a required scale mark according to different workpieces, the workpiece is placed between the C-shaped structural grooves of the clamping plate when the workpiece is required to be clamped, the first piston rod pushes the push plate to move towards the workpiece to drive the clamping plate to move towards the workpiece, so that the spring is compressed, when the push plate continuously moves to enable the second conductive shifting plate to be in contact with the first conductive shifting plate, the push plate stops moving, so that the spring keeps certain elastic potential energy, the control of the clamping pressure of the workpiece is realized, and deformation or damage of the workpiece due to overlarge pressure is avoided.

2. According to the utility model, the gear is driven to rotate 180 degrees through the structural design of the toothed plate, so that the turnover operation of a workpiece is realized, and in order to facilitate the turnover of the workpiece, the toothed plate is pushed to move upwards through the second piston rod when the workpiece is required to be turned, the gear is rotated through the engagement of the toothed plate and the teeth of the gear, and the gear is rotated by 180 degrees because the teeth of the toothed plate are half of the teeth of the gear, so that the clamping plate is driven to drive the workpiece to rotate 180 degrees, and the gear is driven to rotate 180 degrees through the toothed plate, so that the turnover operation of the workpiece is realized, the workload of staff is avoided, and the work efficiency is ensured.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

Fig. 1 is a first perspective view of a first embodiment;

FIG. 2 is a schematic diagram showing two side structures of a push plate according to the first embodiment;

fig. 3 is a schematic structural diagram of a second conductive paddle according to the first embodiment;

FIG. 4 is a schematic view of two sides of a threaded rod according to the first embodiment;

FIG. 5 is a schematic diagram showing a cross-sectional structure of two sides of a slider according to the first embodiment;

fig. 6 is a first perspective view of the second embodiment.

In the figure: 1. a bottom plate; 2. a support plate; 3. a connecting piece; 4. a rotating disc; 5. a first hydraulic cylinder; 6. a first piston rod; 7. a push plate; 8. a limit column; 9. a clamping plate; 10. a spring; 11. a thread cylinder; 12. a threaded rod; 13. a spin column; 14. scale marks; 15. a first conductive pulling piece; 16. a second conductive pulling piece; 17. a gear; 18. tooth plate; 19. a slide block; 20. a chute plate; 21. a second piston rod; 22. a second hydraulic cylinder; 23. a hydraulic pump; 24. a screw rod; 25. a pressing plate; 26. and a guide post.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-5, an adjustable mold processing clamp comprises a bottom plate 1, support plates 2 are fixed on two sides of the bottom plate 1, a connecting piece 3 is rotatably mounted on the support plates 2, a rotary disk 4 is fixed on the connecting piece 3, a first hydraulic cylinder 5 is fixed on the rotary disk 4, a first piston rod 6 is cooperatively mounted on the first hydraulic cylinder 5, a push plate 7 is fixed on the output end of the first piston rod 6, a limit column 8 is slidably mounted on the push plate 7, the limit column 8 is in a cross structure, a clamping plate 9 is fixed on one end of the limit column 8 far away from the support plates 2, the clamping plate 9 is in a C structure, a spring 10 is fixed between the clamping plate 9 and the push plate 7, the spring 10 is positioned on the outer side of the limit column 8, the clamping plate 9 is fixedly provided with a threaded cylinder 11, the threaded cylinder 11 is slidably provided with a threaded rod 12, the threaded rod 12 is fixedly provided with a rotary column 13, the threaded cylinder 11 is provided with a groove, the threaded cylinder 11 is fixedly provided with scale marks 14, the scale marks 14 are positioned above the groove of the threaded cylinder 11, the top of the threaded rod 12 is fixedly provided with a first conductive shifting sheet 15, the push plate 7 is fixedly provided with a second conductive shifting sheet 16, the bottom plate 1 is fixedly provided with a hydraulic pump 23, the hydraulic pump 23 is connected with the first hydraulic cylinder 5 and the second hydraulic cylinder 22 through pipelines, the hydraulic pump 23 is connected with the first conductive shifting sheet 15 and the second conductive shifting sheet 16 through circuits, and the first conductive shifting sheet 15 and the second conductive shifting sheet 16 are matched setting mechanisms;

during working, a workpiece to be machined is fixed between an upper die and a lower die, forming of materials is achieved under the action of a press machine, the workpiece to be machined is fixed by a clamp so as to be punched and shaped, when the workpiece is clamped and fastened, hydraulic oil is started up by flushing hydraulic oil into a groove of a C-shaped structure of a clamping plate 9, a piston rod 6 pushes a clamping plate 9 to move towards the workpiece due to different required clamping pressure, the workpiece is clamped at the bottom of the groove of the C-shaped structure of the clamping plate 9 due to overlarge pressure, when the clamping plate 7 continues to move towards the workpiece, the threaded rod 12 rotates out of a threaded cylinder 11, the bottom of the threaded rod 12 is compared with a scale mark 14 through a groove formed in the threaded cylinder 11, the bottom of the threaded rod 12 is moved to the lower side of the required scale mark 14 according to different workpieces, the workpiece is placed between grooves of the C-shaped structure of the clamping plate 9, a hydraulic pump 23 is started, a piston rod 6 pushes the clamping plate 9 to move towards the workpiece due to the fact that the required clamping pressure is different, when the clamping plate 7 continues to move towards the workpiece, the clamping plate 8 continues to move towards the groove bottom of the C-shaped structure of the clamping plate 9, a clamping plate 10 is pressed against the workpiece by a compression spring 10 when the clamping plate 8 continues to move, the clamping plate 10 is controlled to move towards the clamping plate 10, the clamping plate 10 is stopped, the clamping pressure is controlled to be more easily, the clamping plate is stopped, the workpiece is prevented from being compressed, and the clamping plate is pressed down by the compression spring is continuously, the compression spring is prevented from being continuously, and the compression spring is controlled to be stressed and the compression plate is kept, the compression plate is easy is pressed and the compression plate is pressed when the clamping plate is pressed is stressed is kept is pressed down is stressed and is pressed down, the effectiveness of the device is ensured.

The base plate 1 is fixedly provided with a second hydraulic cylinder 22, the second hydraulic cylinder 22 is matched with and provided with a second piston rod 21, the second piston rod 21 is fixedly provided with a toothed plate 18, the connecting piece 3 is fixedly provided with a gear 17, the gear 17 is meshed with teeth of the toothed plate 18, the teeth of the toothed plate are half of teeth of the gear, the second piston rod 21 is fixedly provided with the toothed plate 18, the connecting piece 3 is fixedly provided with a gear 17, the gear 17 is meshed with teeth of the toothed plate 18, the base plate 1 is fixedly provided with a hydraulic pump 23, the hydraulic pump 23 is connected with the first hydraulic cylinder 5 and the second hydraulic cylinder 22 through a pipeline, the hydraulic pump 23 is connected with the first conductive shifting plate 15 and the second conductive shifting plate 16 through a circuit, and the first conductive shifting plate 15 and the second conductive shifting plate 16 are matched with a setting mechanism;

during operation, when carrying out processing operation to the machined part, need turn over the machined part, conveniently carry out processing operation to the another side of machined part, however, current mode needs through taking off the machined part, carry out the upset and place and carry out the centre gripping again in anchor clamps, the processing of another side exists, the mode of rechecking has increased staff's work load, for the convenience turn over the machined part, when need turn over the machined part, start hydraulic pump 23, through the hydraulic oil of dashing into No. two pneumatic cylinders 22, make No. two piston rods 21 promote tooth lamina 18 and upwards remove, under slider 19 and sliding tray 20's spacing, through tooth lamina 18 and the tooth meshing of gear 17, make gear 17 rotatory, because the tooth of tooth lamina 18 is half of the tooth of gear 17, so make gear 17 rotatory 180, through connecting piece 3 rotation, drive rotary disk 4 rotatory 180, make splint 9 drive the machined part rotatory 180, drive gear 17 rotatory 180 through tooth lamina 18, the turnover operation of machined part has been realized, staff's work load has been avoided guaranteeing work efficiency.

Example two

Referring to fig. 6, in a first comparative example, as another embodiment of the present utility model, a screw rod 24 is rotatably mounted on the clamping plate 9, a pressing plate 25 is cooperatively disposed at the bottom of the screw rod 24, a guide post 26 is fixed on the pressing plate 25, and the guide post 26 is slidably disposed on the clamping plate 9; during operation, in the machining operation of a workpiece, the workpiece is required to be fixed in the vertical direction due to different thicknesses of the workpiece, when the workpiece is placed between the clamping plates 9, the pressing plate 25 is moved towards the workpiece under the limit of the guide post 26 by rotating the screw rod 24, and when the pressing plate 25 is moved to the surface of the workpiece, a certain pressure is generated on the surface of the workpiece by rotating the screw rod 24, so that the workpiece is fixed in the vertical direction.

The working principle is that a workpiece to be machined is fixed between an upper die and a lower die, forming of materials is realized under the action of a press machine, the workpiece to be machined is fixed by a clamp so as to be punched and shaped, when the workpiece is clamped and fastened, the required clamping pressure is different due to different materials of the workpiece, the excessive pressure is easy to cause deformation or damage of the workpiece, the threaded rod 12 is rotated out of the threaded cylinder 11 by rotating the rotating column 13 so as to realize the control of the clamping pressure of the workpiece, the bottom of the threaded rod 12 is compared with the scale marks 14 by the grooves formed in the threaded cylinder 11, the bottom of the threaded rod 12 is moved to the lower part of the required scale marks 14 according to different workpieces, the workpiece is placed between the C-shaped structure grooves of the clamping plate 9 when the workpiece is clamped, starting a hydraulic pump 23, pushing a push plate 7 to move towards a workpiece by a first piston rod 6 through flushing hydraulic oil into a first hydraulic cylinder 5, driving a clamping plate 9 to move towards the workpiece, enabling the workpiece to be clamped at the bottom of a groove of a C-shaped structure of the clamping plate 9, compressing a spring 10 under the guide of a limit post 8 when the push plate 7 continues to move towards the workpiece, driving the clamping plate 9 to clamp and fix the workpiece, wherein the pressure is elastic potential energy generated by compression of the spring 10, closing the hydraulic pump 23 when the push plate 7 continues to move to enable a second conductive shifting plate 16 to be in contact with the first conductive shifting plate 15, stopping the movement of the push plate 7, enabling the spring 10 to keep a certain elastic potential energy, controlling the clamping pressure of the workpiece through the compression of the spring 10, avoiding deformation or damage of the workpiece caused by overlarge pressure, being beneficial to effective clamping of the workpiece, the effectiveness of the device is ensured;

when carrying out processing operation to the machined part, need turn over the machined part, conveniently carry out processing operation to the another side of machined part, however, current mode needs to be through taking down the machined part, turn over and place and carry out the centre gripping again in the anchor clamps, the processing of another side exists, the mode of rechecking has increased staff's work load, in order to conveniently turn over the machined part, when need turn over the machined part, start hydraulic pump 23, through punching hydraulic oil into No. two pneumatic cylinders 22, make No. two piston rods 21 promote tooth bar 18 and upwards move, under slider 19 and chute 20's spacing, through tooth bar 18 and the tooth meshing of gear 17, make gear 17 rotate, because the tooth of tooth bar 18 is half of the tooth of gear 17, so make gear 17 rotatory 180, through connecting piece 3 rotatory, drive rotary disk 4 rotatory 180, make splint 9 drive the machined part rotatory 180, the turnover operation of gear 17 through tooth bar 18, the increase of work load of work piece has been avoided, work efficiency has been guaranteed.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

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

Claims (6)

1. The die machining clamp with the adjustable is characterized by comprising a bottom plate (1), wherein support plates (2) are fixed on two sides of the bottom plate (1), a connecting piece (3) is rotatably arranged on the support plates (2), a rotary disc (4) is fixed on the connecting piece (3), a first hydraulic cylinder (5) is fixed on the rotary disc (4), a first piston rod (6) is matched and installed on the first hydraulic cylinder (5), a push plate (7) is fixed on the output end of the first piston rod (6), a limit column (8) is slidably installed on the push plate (7), the limit column (8) is in a cross-shaped structure, a clamping plate (9) is fixed on one end, far away from the support plates (2), the clamping plate (9) is in a C-shaped structure, a spring (10) is fixed between the clamping plate (9) and the push plate (7), a thread cylinder (11) is fixed on the first hydraulic cylinder (5), a thread cylinder (12) is slidably installed on the output end of the first piston rod (6), a thread cylinder (11) is fixedly arranged on the thread cylinder (12), a thread (11) is fixed on the thread cylinder (14), the scale mark (14) is located above the groove of the threaded cylinder (11), a first conductive shifting sheet (15) is fixed at the top of the threaded rod (12), and a second conductive shifting sheet (16) is fixed on the push plate (7).

2. An adjustable die tooling fixture as set forth in claim 1 wherein: the base plate (1) is fixedly provided with a second hydraulic cylinder (22), and the second hydraulic cylinder (22) is provided with a second piston rod (21) in a matched mode.

3. An adjustable die tooling fixture as set forth in claim 2 wherein: the second piston rod (21) is fixedly provided with a toothed plate (18), the connecting piece (3) is fixedly provided with a gear (17), the gear (17) is meshed with teeth of the toothed plate (18), and the teeth of the toothed plate (18) are half of those of the gear (17).

4. An adjustable die tooling fixture according to claim 3 wherein: the tooth plate (18) is fixedly provided with a sliding block (19), the supporting plate (2) is fixedly provided with a sliding groove plate (20), and the sliding block (19) is slidably arranged on the sliding groove plate (20).

5. An adjustable die tooling fixture according to claim 4 wherein: the hydraulic pump (23) is fixed on the bottom plate (1), and the hydraulic pump (23) is connected with the first hydraulic cylinder (5) and the second hydraulic cylinder (22) through pipelines.

6. An adjustable die tooling fixture according to claim 5 wherein: the hydraulic pump (23) is connected with the first conductive shifting sheet (15) and the second conductive shifting sheet (16) through a circuit, and the first conductive shifting sheet (15) and the second conductive shifting sheet (16) are matched with each other to form a mechanism.

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