Pressing device for mold frame machining

Abstract

The utility model relates to the technical field of die machining, and discloses a pressing device for die frame machining, a lifting plate seat is driven by a driving electric cylinder to do lifting motion on the upper portion of a mounting bottom plate, and a pressing connecting column is slidably mounted on the upper portion of the mounting bottom plate through a connecting sliding block; the die positioning plate used for positioning and mounting the die frame is embedded in the top of the lifting plate seat, a die frame workpiece is pressed and fixed through cooperation of lifting movement of the lifting plate seat and the pressing mechanism, the driving structure is located on the lower portion of the workpiece, the structure is simple and reliable, layout is reasonable, and the machining space on the upper portion of the workpiece cannot be occupied; the pressing connecting column is connected and installed through the adjusting sliding groove, the pressing position of the pressing connecting column can be flexibly adjusted according to the positioning requirement during work, mold frame workpieces of different specifications can be pressed and fixed in cooperation with the detachable mold positioning plate, the structure is simple, use is flexible, and practicability is high. And the device can meet the machining requirements of different workpieces.

Description

Technical Field

[0001] The utility model relates to the technical field of mold processing, in particular to a clamping device for mold frame processing. Background Art

[0002] The mold clamping device is an auxiliary fixture often used in mold processing. Its main function is to clamp and fix the processed mold frame to prevent the mold frame from shaking and shifting during the processing, so as to ensure the processing accuracy and surface finish of the mold workpiece. Therefore, the quality of the mold clamping device directly affects the quality of the mold's finished product. The mold clamping device plays a vital role in the mold manufacturing process and is an important auxiliary tooling in the mold frame processing operation.

[0003] In order to facilitate the clamping and fixing of the mold frame, a clamping and fixing structure needs to be set on the upper part of the clamping device. The fixing structure of the traditional clamping device is mostly mobile, which is driven by a clamping drive structure arranged on the top or side. Since the drive structure is located on the upper side of the workpiece, it will cause certain obstacles to the subsequent processing operations of the workpiece. In addition, due to the limitations of the installation structure, the clamping structure is mostly fixed, and the adjustment operation is very inconvenient. It cannot meet the processing requirements of different workpieces and has low flexibility in use. Utility Model Content

[0004] The purpose of the utility model is to provide a clamping device for processing a mold frame to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A clamping device for mold frame processing, comprising: a mounting base plate, a lifting plate seat, a guide slide column, a driving electric cylinder, a clamping mechanism and a mold positioning plate, wherein the lifting plate seat is driven by the driving electric cylinder to move up and down on the upper part of the mounting base plate, and the clamping mechanism cooperates with the lifting plate seat to complete the clamping and fixing of the mold frame;

[0007] The clamping mechanism includes a connecting slider, a clamping column, a functional pressure plate and a tightening knob. The clamping column is slidably installed on the upper part of the mounting base plate through the connecting slider. The functional pressure plate is detachably installed on the upper part of the clamping column. The top of the lifting plate seat is embedded with a mold positioning plate for positioning and installing the mold frame.

[0008] Furthermore, base plate mounting seats are fixed on both sides of the bottom of the above-mentioned mounting base, a mounting screw hole is provided in the middle of the base plate mounting seat, and mounting bolts are provided inside the mounting screw hole. The base plate mounting seat is fixedly connected to the external bracket structure through the mounting bolts.

[0009] Further, the above-mentioned driving electric cylinder is fitted and installed in the middle of the mounting base plate. The driving electric cylinder penetrates through the mounting base plate, and the lifting plate seat is fixedly installed at the top end of the push rod of the driving electric cylinder.

[0010] Further, guide sliding columns are fixedly installed at the four corners of the bottom of the above-mentioned lifting plate seat. Slide column jacks are provided on the upper part of the mounting base plate. The number and positions of the slide column jacks correspond to those of the guide sliding columns, and the guide sliding columns are slidably inserted and installed inside the slide column jacks.

[0011] Further, adjustment sliding grooves are provided on both sides of the above-mentioned mounting base plate. The adjustment sliding grooves are adapted to the connecting sliders. The connecting sliders are slidably fitted and installed inside the adjustment sliding grooves. The pressing connecting columns are fixedly installed on the upper parts of the connecting sliders. Column sliding grooves are provided on both side edges of the lifting plate seat, and the pressing connecting columns penetrate and slide inside the column sliding grooves.

[0012] Further, the above-mentioned function pressing plate is detachably installed on the top of the pressing connecting column through bolts. A rubber pressing block is fixed to the lower part of the function pressing plate. A stud is fixed in the middle of the fastening knob, and the fastening knob is threadedly connected to the inside of the screw hole provided on the side of the connecting slider through the stud.

[0013] Further, a plate seat mounting groove is provided on the top of the above-mentioned lifting plate seat. The plate seat mounting groove is adapted to the mold positioning plate. The mold positioning plate is fitted and installed inside the plate seat mounting groove. The mold positioning plate is fixedly connected to the lifting plate seat through bolts. A mold mounting groove is provided on the upper part of the mold positioning plate.

[0014] Compared with the prior art, the present utility model adopts the above technical solutions and has the following technical effects:

[0015] This pressing device adopts a pressing structure with a lifting plate seat. The pressing mechanism is set as a relatively fixed type. The lifting and moving of the lifting plate seat is used in cooperation with the pressing mechanism to realize the pressing and fixing of the mold frame workpiece. The driving structure is located below the workpiece. The structure is simple, reliable and reasonably arranged, and does not occupy the processing space above the workpiece, which is beneficial to the progress of the workpiece processing operation. And the pressing connecting column is connected and installed through the adjustment sliding groove. During work, the pressing position of the pressing connecting column can be flexibly adjusted according to the positioning needs. With the detachable mold positioning plate, mold frame workpieces of different specifications can be pressed and fixed. The structure is simple and flexible to use, enabling the device to meet the processing requirements of different workpieces. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall upper side structure of the pressing device for processing the mold frame in this embodiment;

[0017] Figure 2Schematic diagram of the overall lower side structure of the pressing device for processing the mold frame in this embodiment;

[0018] Figure 3 Schematic diagram of the lower side structure of the lifting plate seat of the pressing device for processing the mold frame in this embodiment;

[0019] Figure 4 Schematic diagram of the upper side structure of the lifting plate seat of the pressing device for processing the mold frame in this embodiment;

[0020] Figure 5 Schematic diagram of the pressing mechanism structure of the pressing device for processing the mold frame in this embodiment;

[0021] Among them, 1 - mounting base plate; 2 - lifting plate seat; 3 - guiding sliding column; 4 - driving electric cylinder; 5 - mold positioning plate; 6 - connecting slider; 7 - pressing connecting column; 8 - functional pressing plate; 9 - fastening knob; 10 - rubber pressing block; 11 - adjusting chute; 12 - connecting column chute; 13 - plate seat mounting groove; 14 - mold mounting groove; 15 - base plate mounting seat. Specific embodiments

[0022] Next, in conjunction with the description of the drawings, the technical solutions of the present invention will be clearly and completely described in the form of embodiments.

[0023] Please refer to Figures 1-5 , this embodiment provides a mechanism and a mold positioning plate 5. In order to facilitate installation with machine tool equipment, base plate mounting seats 15 are fixed on both sides of the bottom of the mounting base plate 1. As shown in the appendix Figure 2 , a mounting screw hole is provided in the middle of the base plate mounting seat 15, and a mounting bolt is arranged inside the mounting screw hole. The base plate mounting seat 15 is fixedly connected to an external support structure through the mounting bolt.

[0024] The driving electric cylinder 4 is a servo electric cylinder. In order to facilitate the installation and fixation of the driving electric cylinder 4, an electric cylinder mounting groove is provided in the middle of the mounting base plate 1. The driving electric cylinder 4 is fitted and installed in the middle of the mounting base plate 1 through the electric cylinder mounting groove. The driving electric cylinder 4 is fixedly connected to the mounting base plate 1 through bolts. The driving electric cylinder 4 penetrates through the mounting base plate 1, and the lifting plate seat 2 is fixedly installed at the top of the push rod of the driving electric cylinder 4. The lifting plate seat 2 moves up and down on the upper part of the mounting base plate 1 under the drive of the driving electric cylinder 4. By using the up and down movement of the lifting plate seat 2 to cooperate with the pressing mechanism, the mold frame workpiece is pressed and fixed. The driving structure is located below the workpiece, with a simple and reliable structure and reasonable layout, and does not occupy the processing space above the workpiece, which is conducive to the progress of the workpiece processing operation.

[0025] In order to improve the stability of the up and down movement of the lifting plate seat 2, as shown in the appendix Figure 3As shown, guide slide posts 3 are fixed at the four corners of the bottom of the lifting plate seat 2. The guide slide posts 3 are made of metal. In order to facilitate the sliding connection with the guide slide posts 3, slide post sockets are provided on the upper part of the mounting base plate 1. The number and positions of the slide post sockets correspond to the guide slide posts 3. The guide slide posts 3 are slidably inserted and installed on the inner side of the slide post sockets. The lifting plate seat 2 can move smoothly on the upper part of the mounting base plate 1 through the cooperation between the guide slide posts 3 and the slide post sockets.

[0026] The mold positioning plate 5 has a variety of specifications and can be installed with mold frame workpieces of different models and specifications. In order to facilitate the installation and connection of the mold positioning plate 5, as shown in the attached Figure 4 As shown, a plate seat mounting groove 13 is arranged on the top of the lifting plate seat 2, and the plate seat mounting groove 13 is adapted to the mold positioning plate 5. The mold positioning plate 5 is embedded and installed inside the plate seat mounting groove 13. The mold positioning plate 5 is fixedly connected to the lifting plate seat 2 by bolts, which is convenient for disassembly and assembly. In order to facilitate the embedding, positioning and installation of the mold frame workpiece, a mold mounting groove 14 is arranged on the upper part of the mold positioning plate 5.

[0027] The clamping mechanism includes a connecting slider 6, a clamping column 7, a functional pressure plate 8 and a tightening knob 9. In order to facilitate the installation of the connecting slider 6, an adjustment slide groove 11 is provided on both sides of the mounting base plate 1. The adjustment slide groove 11 is adapted to the connecting slider 6. The connecting slider 6 is slidably fitted in the inside of the adjustment slide groove 11. In order to facilitate the clamping and fixing of the workpiece, the clamping column 7 is fixedly installed on the upper part of the connecting slider 6. The clamping column 7 is slidably installed on the upper part of the mounting base plate 1 through the connecting slider 6. Both sides of the lifting plate seat 2 are provided with The connecting column slot 12, the clamping connecting column 7 passes through and slides on the inner side of the connecting column slot 12. During operation, the clamping position of the clamping connecting column 7 can be flexibly adjusted according to the positioning needs. With the detachable mold positioning plate 5, mold frame workpieces of different specifications can be clamped and fixed. The structure is simple and flexible to use, so that the device can meet the processing needs of different workpieces. In order to meet the clamping needs of mold frame workpieces of different specifications, the functional pressing plate 8 is detachably installed on the top of the clamping connecting column 7 by bolts. In order to facilitate the clamping and fixing of the workpiece, as shown in the attached Figure 5 As shown, a rubber pressure block 10 is fixed at the lower part of the functional pressure plate 8, a stud is fixed in the middle of the tightening knob 9, and the tightening knob 9 is threadedly connected to the inner side of the screw hole set on the side of the connecting slider 6 through the stud. After the position of the clamping connecting column 7 is adjusted, the tightening knob 9 is turned. The tightening and locking of the clamping connecting column 7 can be achieved by utilizing the contact and compression between the tightening knob 9 and the side of the mounting base plate 1, which is beneficial to the workpiece clamping operation.

[0028] In terms of the working principle or structural principle, this device is applicable to the processing and fixation of small mold frames. In the initial state, the lifting plate seat 2 is in contact with the mounting base plate 1 and in the descending state. When in use, select a mold positioning plate 5 that matches the specification model of the mold frame workpiece, and then install the mold positioning plate 5 inside the plate seat installation groove 13 on the upper part of the lifting plate seat 2 through a bolt structure. Then, adjust the positions of the two pressing connecting columns 7 according to the fixation requirements of the mold frame workpiece. After completion, tighten and lock the pressing connecting columns 7 by turning the fastening knob 9. Then, select a functional pressing plate 8 of the appropriate model and install the functional pressing plate 8 on the upper part of the pressing connecting columns 7 to complete the installation operation of the device. When processing the workpiece, align the mold frame workpiece with the mold installation groove 14 on the upper part of the mold positioning plate 5, and install the mold frame workpiece into the interior of the mold installation groove 14 through fitting and positioning. Then, press the pressing button to drive the electric cylinder 4 to work, driving the lifting plate seat 2 to drive the workpiece to rise. During the rising process, the edge of the mold frame workpiece is in contact with the rubber pressing block 10 on the lower part of the functional pressing plate 8, and the mold frame workpiece is tightly fixed through the rubber pressing block 10. After the processing is completed, the electric cylinder 4 drives the lifting plate seat 2 to move downward to complete the unlocking and release of the mold frame workpiece, and complete the processing operation of the workpiece.

[0029] In summary, this pressing device adopts a pressing structure with a lifting plate seat, sets the pressing mechanism as a relatively fixed type, and uses the lifting and moving of the lifting plate seat 2 to cooperate with the pressing mechanism to achieve the pressing and fixation of the mold frame workpiece. The driving structure is located below the workpiece, with a simple and reliable structure and a reasonable layout, which will not occupy the processing space above the workpiece and is conducive to the progress of the workpiece processing operation. Moreover, the pressing connecting columns 7 are connected and installed through the adjustment chute 11, and the pressing position of the pressing connecting columns 7 can be flexibly adjusted according to the positioning requirements during work. With the detachable mold positioning plate 5, mold frame workpieces of different specifications can be pressed and fixed. The structure is simple and the use is flexible, enabling the device to meet the processing requirements of different workpieces.

[0030] The above has described in detail the embodiments of the present invention in conjunction with the accompanying drawings. However, the present invention is not limited to the above embodiments. Within the scope of knowledge possessed by those of ordinary skill in the art, various changes, modifications, substitutions, and variations can be made without departing from the gist of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A clamping device for mold frame processing, characterized in that: It comprises a mounting base plate (1), a lifting plate seat (2), a guide slide column (3), a driving electric cylinder (4), a clamping mechanism and a mold positioning plate (5); the lifting plate seat (2) is driven by the driving electric cylinder (4) to move upward and downward on the upper part of the mounting base plate (1); and the clamping mechanism cooperates with the lifting plate seat (2) to complete the clamping and fixing of the mold frame; The clamping mechanism comprises a connecting slider (6), a clamping column (7), a functional pressure plate (8) and a tightening knob (9); the clamping column (7) is slidably mounted on the upper part of the mounting base plate (1) via the connecting slider (6); the functional pressure plate (8) is detachably mounted on the upper part of the clamping column (7); and a mold positioning plate (5) for positioning and installing a mold frame is embedded on the top of the lifting plate seat (2).

2. The clamping device for mold frame processing according to claim 1, characterized in that: Base plate mounting seats (15) are fixed to both sides of the bottom of the mounting base plate (1), a mounting screw hole is provided in the middle of the base plate mounting seat (15), mounting bolts are provided inside the mounting screw hole, and the base plate mounting seat (15) is fixedly connected to the external bracket structure via the mounting bolts.

3. The clamping device for mold frame processing according to claim 2, characterized in that: The driving electric cylinder (4) is embedded and installed in the middle of the installation base plate (1), the driving electric cylinder (4) penetrates the installation base plate (1), and the lifting plate seat (2) is fixedly installed on the top of the push rod of the driving electric cylinder (4).

4. The clamping device for mold frame processing according to claim 3, characterized in that: The four corners of the bottom of the lifting plate seat (2) are fixed with guide slides (3), and the upper part of the mounting base plate (1) is provided with slide plug holes, the number and positions of the slide plug holes correspond to the guide slides (3), and the guide slides (3) are slidably inserted and installed on the inner side of the slide plug holes.

5. The clamping device for mold frame processing according to claim 4, characterized in that: Both sides of the mounting base (1) are provided with adjustment grooves (11), the adjustment grooves (11) are adapted to the connecting slider (6), the connecting slider (6) is slidably fitted inside the adjustment grooves (11), the clamping connecting column (7) is fixedly installed on the upper part of the connecting slider (6), and both sides of the lifting plate seat (2) are provided with connecting column grooves (12), the clamping connecting column (7) penetrates through and slides on the inner side of the connecting column groove (12).

6. The clamping device for mold frame processing according to claim 5, characterized in that: The functional pressure plate (8) is detachably mounted on the top of the clamping connecting column (7) by means of bolts, a rubber pressure block (10) is fixed to the lower part of the functional pressure plate (8), a stud is fixed to the middle part of the tightening knob (9), and the tightening knob (9) is threadedly connected to the inner side of a screw hole arranged on the side of the connecting slider (6) by means of the stud.

7. The clamping device for mold frame processing according to claim 1, characterized in that: The top of the lifting plate seat (2) is provided with a plate seat mounting groove (13), the plate seat mounting groove (13) is adapted to the mold positioning plate (5), the mold positioning plate (5) is embedded and installed inside the plate seat mounting groove (13), the mold positioning plate (5) is fixedly connected to the lifting plate seat (2) by bolts, and the upper part of the mold positioning plate (5) is provided with a mold mounting groove (14).

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