Residue pressing machine

Abstract

The utility model relates to the technical field of residual pressing machines, in particular to a residual pressing machine which comprises a workbench body and a positioning seat, a limiting groove is formed in the inner surface of the upper end of the positioning seat, a limiting clamping groove is formed in the bottom of an inner cavity of the limiting groove, a channel is formed in the rear side of the positioning seat, a limiting clamping block is arranged on the inner side of the limiting groove, and the limiting clamping block is arranged in the channel. The bottom of the limiting clamping block is fixedly connected with an ejector pin, the middle end of the front surface of the positioning seat is fixedly connected with an L-shaped fixing plate, the upper end of the L-shaped fixing plate is movably connected with a threaded rod through a bearing, the front surface of the threaded rod is fixedly connected with a rotating block, and the rear end of the threaded rod is in threaded connection with the limiting clamping block. A positioning groove is formed in the middle end of the top of the workbench body, and a through groove is formed in the bottom of the inner side of the positioning groove. According to the utility model, the corresponding ejector pin can be quickly replaced according to different specifications of molds, a wrench tool is not needed, the operation is simple, and the use is flexible.

Description

Technical Field

[0001] The utility model relates to the technical field of waste presses, in particular to a waste press. Background Art

[0002] When using the mold, during the extrusion production process, the remaining material after extrusion is completed will remain in the mold. In order to extend the service life of the mold, the mold must be polished and faded again. Before polishing and fading the mold, the aluminum remaining in the mold needs to be removed through a residual press.

[0003] At present, a patent document with publication number CN218744011U discloses a mold press that is easy to operate, including a workbench, a control row of keys are fixed on the surface of the workbench, a support seat is fixed on the surface of the workbench, and a turntable is arranged inside the support seat, a fastening bolt is threadedly connected to one side of the support seat, and one end of the fastening bolt passes through the support seat and is squeezed and fastened with the surface of the turntable, a press mechanism is arranged on the surface of the workbench, and the press mechanism is composed of an oil pipe, a hydraulic cylinder, a hydraulic motor, a hydraulic valve group and a hydraulic rod, and a collection mechanism is arranged inside the turntable, and the collection mechanism is composed of a collection ring and a connecting assembly. The utility model not only makes the press have the characteristics of simple, convenient and fast operation, but also can effectively reduce the alkali etching time, improve the utilization rate of aluminum alloy, and achieve the purpose of reducing costs. It is an ideal auxiliary equipment for the mold workshop of an aluminum material factory, and reduces the labor intensity of workers when using the press.

[0004] However, when replacing punching needles of different sizes for molds of different specifications, the above-mentioned existing press machine needs to use a wrench to remove the bolts and then replace them, which is a cumbersome operation. Therefore, we propose a press machine. Utility Model Content

[0005] The utility model aims to provide a press machine which has the advantage of convenient replacement of punching needles and solves the problem that when replacing punching needles of different sizes for molds of different specifications in the existing press machine, it is necessary to use a wrench to remove the bolts and then replace them, which is a cumbersome operation.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a waste press comprises a working table body and a positioning seat, the inner surface of the upper end of the positioning seat is provided with a limiting groove, the bottom of the inner cavity of the limiting groove is provided with a limiting card slot, the rear side of the positioning seat is provided with a channel, the inner side of the limiting groove is provided with a limiting card block, the bottom of the limiting card block is fixedly connected with a ejector pin, the middle end of the front surface of the positioning seat is fixedly connected with an L-shaped fixing plate, the upper end of the L-shaped fixing plate is movably connected with a threaded rod through a bearing, the front surface of the threaded rod is fixedly connected with a rotating block, the rear end of the threaded rod is threadedly connected with the limiting card block, the middle end of the top of the working table body is provided with a positioning groove, the bottom of the inner side of the positioning groove is provided with a through groove, the rear side of the inner cavity of the working table body is fixedly connected with a guide block, and the front end of the bottom of the inner cavity of the working table body is provided with a collecting box.

[0007] Preferably, the left and right ends of the top of the workbench body are fixedly connected to support rods, the top of the support rods is fixedly connected to a top plate, the left and right ends of the top of the top plate are fixedly installed with second electric push rods, and the protruding ends of the second electric push rods are fixedly connected to positioning seats.

[0008] Preferably, the number of the channels and the limiting grooves is the same, and the channels extend to the inner side of the limiting grooves.

[0009] Preferably, the limiting block is adapted to the limiting groove, and the limiting block slides on the inner side of the limiting groove.

[0010] Preferably, a control switch is fixedly mounted on the front end of the top of the workbench body, and the output end of the control switch is electrically connected to the input ends of the first electric push rod and the second electric push rod respectively through wires.

[0011] Preferably, there are multiple through slots, and the through slots are long rectangular structures.

[0012] Preferably, a handle is fixedly connected to the front surface of the collection box, and the collection box is located below the guide block.

[0013] Preferably, guide rollers are provided on both left and right ends of the top of the workbench body, and fixed plates are fixedly connected on both left and right ends of the top of the workbench body, a first electric push rod is fixedly installed on the upper end of one side of the fixed plate, a positioning clamp is fixedly connected to the protruding end of the first electric push rod, and an anti-slip pad is bonded to the side of the positioning clamp away from the fixed plate.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] 1. The utility model can quickly replace the corresponding ejector pin according to the different specifications of the mold, without the need for the use of a wrench tool, and is easy to operate and flexible to use.

[0016] 2. The utility model can assist the mold in reducing resistance when entering and exiting, and can clamp and position the mold to ensure the stability of the mold during the process of extruding waste chips.

[0017] To sum up, according to the utility model, when it is necessary to replace the corresponding ejector pin according to the mold specifications, the rotating block drives the threaded rod to rotate, and then the rotating threaded rod drives the limit card block to approach the rotating block, and then the limit card block releases the blockage of the limit card slot, and the staff drives the limit card block to move upward through the ejector pin, so that the limit card block exits the limit card slot and enters the limit slot, and then drives the ejector pin along the channel to make the limit card block exit the limit slot, and then the ejector pin can be replaced, and then, according to the corresponding situation of the mold, the channel at an appropriate position is selected, and the replaced ejector pin is driven along the channel to make the limit card block enter the limit slot again, and then, the limit card block is driven by the ejector pin to enter the corresponding limit card slot, and finally, the rotating block drives the threaded rod to rotate in the opposite direction, and then the rotating threaded rod drives the limit card block to reset, and then the limit card block blocks the limit card slot again, thereby realizing the rapid replacement of the ejector pin. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the structure of the utility model from the first perspective;

[0019] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model from a second viewing angle;

[0020] Figure 3 This is a schematic diagram of the matching structure of the positioning seat and the limit block of the utility model;

[0021] Figure 4 It is a schematic diagram of the matching structure of the L-shaped fixing plate and the limiting block of the utility model.

[0022] In the figure: 1. workbench body; 2. control switch; 3. collection box; 4. guide roller; 5. positioning groove; 6. top plate; 7. positioning clamping plate; 8. fixing plate; 9. support rod; 10. first electric push rod; 11. second electric push rod; 12. rotating block; 13. anti-skid pad; 14. through groove; 15. limit block; 16. guide block; 17. ejector pin; 18. threaded rod; 19. L-shaped fixing plate; 20. positioning seat; 21. limit groove; 22. limit block 1; 23. limit groove; 24. channel. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0025] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0026] The workbench body 1, control switch 2, collection box 3, guide roller 4, positioning groove 5, top plate 6, positioning clamping plate 7, fixing plate 8, support rod 9, first electric push rod 10, second electric push rod 11, rotating block 12, anti-slip pad 13, through groove 14, limit block 15, guide block 16, ejector pin 17, threaded rod 18, L-shaped fixing plate 19, positioning seat 20, limit groove 21, limit block 1 22, limit slot 23 and channel 24 components of the present application are all universal standard parts or components known to those skilled in the art, and their structures and principles can be known to those skilled in the art through technical manuals or through conventional experimental methods.

[0027] Embodiment 1

[0028] See also Figure 1-Figure 4As shown, the utility model provides a technical solution: a residual pressure machine, including a workbench body 1 and a positioning seat 20, the inner surface of the upper end of the positioning seat 20 is provided with a limiting groove 21, the bottom of the inner cavity of the limiting groove 21 is provided with a limiting card groove 23, the rear side of the positioning seat 20 is provided with a channel 24, the inner side of the limiting groove 21 is provided with a limiting card block 12, the bottom of the limiting card block 12 is fixedly connected with an ejector pin 17, the middle end of the front surface of the positioning seat 20 is fixedly connected with an L-shaped fixing plate 19, the upper end of the L-shaped fixing plate 19 is movably connected with a threaded rod 18 through a bearing, the front surface of the threaded rod 18 is fixedly connected with a rotating block 12, the rear end of the threaded rod 18 is threadedly connected with a limiting card block 15, the middle end of the top of the workbench body 1 is provided with a positioning groove 5, the bottom of the inner side of the positioning groove 5 is provided with a through groove 14, the rear side of the inner cavity of the workbench body 1 is fixedly connected with a guide block 16, and the front end of the bottom of the inner cavity of the workbench body 1 is provided with a collecting box 3;

[0029] The left and right ends of the top of the workbench body 1 are fixedly connected with support rods 9, the top of the support rods 9 is fixedly connected with a top plate 6, the left and right ends of the top of the top plate 6 are fixedly installed with second electric push rods 11, and the extended end of the second electric push rod 11 is fixedly connected with a positioning seat 20;

[0030] Through the above technical solution Figure 1-Figure 2 As shown, by disposing the second electric push rod 11 , power can be provided for the telescopic movement of the positioning seat 20 .

[0031] The number of the channels 24 and the limiting grooves 21 is the same, and the channels 24 extend to the inner side of the limiting grooves 21;

[0032] Through the above technical solution Figure 3 As shown, by setting the channel 24 and the limiting groove 21, it is convenient for the ejector pin 17 to drive the limiting block 22 to enter the corresponding limiting groove 23, thereby improving its replacement efficiency.

[0033] The limiting block 15 is adapted to the limiting groove 21, and the limiting block 15 slides inside the limiting groove 21;

[0034] Through the above technical solution Figure 4 As shown, by setting the limiting block 15 and the limiting groove 21, the position of the ejector pin 17 and the limiting block 22 after replacement can be limited.

[0035] A control switch 2 is fixedly installed at the front end of the top of the workbench body 1, and the output end of the control switch 2 is electrically connected to the input end of the first electric push rod 10 and the second electric push rod 11 through a wire;

[0036] Through the above technical solution Figure 1-Figure 2 As shown, by setting the control switch 2, it is convenient for the cooperating personnel to perform quick operation.

[0037] There are multiple through slots 14, and the through slots 14 are long rectangular structures;

[0038] Through the above technical solution Figure 1-Figure 2 As shown, the provision of the through slot 14 facilitates the cleaned waste chips to enter the workbench body 1 and be guided by the guide block 16 to fall into the collection box 3 for storage and collection.

[0039] A handle is fixedly connected to the front surface of the collecting box 3 , and the collecting box 3 is located below the guide block 16 .

[0040] Through the above technical solution Figure 1-Figure 2 As shown, by setting the collection box 3, the cleaned waste can be collected centrally, which facilitates the subsequent cleaning work of the staff.

[0041] In the technical solution, the aluminum profile mold after extrusion is first alkali-etched for a period of time until the aluminum alloy and the mold are properly loosened, and then the mold is placed in the positioning groove 5. When the corresponding ejector pin 17 needs to be replaced according to the mold specifications, the rotating block 12 drives the threaded rod 18 to rotate, and then the rotating threaded rod 18 drives the limit card block 15 to approach the rotating block 12, and then the limit card block 15 releases the blockage of the limit card slot 23. The staff drives the limit card block 1 22 to move upward through the ejector pin 17, so that the limit card block 1 22 exits the limit card slot 23 and enters the limit slot 21. Then, the ejector pin 17 is driven along the channel 24 to make the limit card block 1 22 exit the limit slot 21, and then the ejector pin 17 can be replaced. Then, according to the corresponding situation of the mold, the channel 24 at the appropriate position is selected, and The replaced ejector pin 17 is driven along the channel 24 so that the limit block 22 enters the limit slot 21 again. Then, the ejector pin 17 drives the limit block 22 to enter the corresponding limit slot 23. Finally, the rotating block 12 drives the threaded rod 18 to rotate in the opposite direction, and the rotating threaded rod 18 drives the limit block 15 to reset, and then the limit block 15 blocks the limit slot 23 again, thereby realizing the rapid replacement of the ejector pin 17 without the use of a wrench and a bolt. Then, when the control switch 2 controls the second electric push rod 11 to drive the positioning seat 20 to extend, the residual aluminum alloy waste chips in the mold can be extruded, and the extruded aluminum alloy waste chips will fall on the top of the guide block 16 through the through groove 14, and fall into the collection box 3 for storage and collection after being guided by it, which is convenient for the staff to use.

[0042] Embodiment 2

[0043] On the basis of embodiment 1, the present invention is as follows Figure 1-Figure 2As shown, guide rollers 4 are provided on both left and right ends of the top of the workbench body 1, and fixed plates 8 are fixedly connected on both left and right ends of the top of the workbench body 1. A first electric push rod 10 is fixedly installed on the upper end of one side of the fixed plate 8, and a positioning clamp plate 7 is fixedly connected to the protruding end of the first electric push rod 10, and a non-slip pad 13 is bonded to the side of the positioning clamp plate 7 away from the fixed plate 8.

[0044] The technical solution, through the provision of the guide roller 4, can play the role of reducing resistance and guiding when the mold falls on the top of the workbench body 1, so as to facilitate the mold to enter the positioning groove 5. After the mold enters the positioning groove 5, the control switch 2 controls the first electric push rod 10 to drive the positioning clamping plate 7 to extend, and with the assistance of the anti-slip pad 13, the mold can be clamped and positioned in the positioning groove 5, thereby ensuring the stability of the mold during the process of extruding waste chips.

[0045] Working principle: first, the aluminum profile mold after extrusion is alkali-etched for a period of time until the aluminum alloy and the mold are properly loosened. Then, through the setting of the guide roller 4, when the mold falls on the top of the workbench body 1, it can play the role of reducing resistance and guiding, so that the mold can enter the positioning groove 5 conveniently. After the mold enters the positioning groove 5, the control switch 2 controls the first electric push rod 10 to drive the positioning clamping plate 7 to extend, and with the assistance of the anti-slip pad 13, the mold can be clamped and positioned in the positioning groove 5, ensuring the stability of the mold during the extrusion of waste chips. When it is necessary to replace the corresponding ejector pin 17 according to the mold specifications, the rotating block 12 drives the threaded rod 18 to rotate, and then the rotating threaded rod 18 will drive the limit card block 15 to approach the rotating block 12, and then the limit card block 15 will release the blockage of the limit card slot 23. The staff drives the limit card block 1 22 to move upward through the ejector pin 17, so that the limit card block 1 22 exits the limit card slot 23 and enters the limit slot 21, and then drives the ejector pin 17 along After the channel 24 allows the limit block 12 to exit the limit slot 21, the ejector pin 17 can be replaced. Then, according to the corresponding situation of the mold, the channel 24 at the appropriate position is selected, and the replaced ejector pin 17 is driven to follow the channel 24 to allow the limit block 12 to enter the limit slot 21 again. Then, the limit block 12 is driven by the ejector pin 17 to enter the corresponding limit slot 23. Finally, the rotating block 12 drives the threaded rod 18 to rotate in the opposite direction, and then the rotating threaded rod 18 drives the limit block 15 to reset, and then the limit block 15 will block the limit slot 23 again, thereby realizing the rapid replacement of the ejector pin 17 without the use of a wrench and a bolt. Then, when the control switch 2 controls the second electric push rod 11 to drive the positioning seat 20 to extend, the residual aluminum alloy waste chips in the mold can be extruded, and the extruded aluminum alloy waste chips will fall on the top of the guide block 16 through the through groove 14, and fall into the collection box 3 for storage and collection after being guided by it, which is convenient for the staff to use.

[0046] Importantly, it should be noted that the construction and arrangement of the present application shown in a plurality of different exemplary embodiments are only exemplary. Although only a few embodiments are described in detail in this disclosure, it should be readily understood by those who refer to this disclosure that many modifications are possible (e.g., the size, scale, structure, shape and ratio of various elements, and parameter values ​​(e.g., temperature, pressure, etc.), installation arrangements, use of materials, color, directional changes, etc.) without substantially departing from the novel teachings and advantages of the subject matter described in the application. For example, the element shown as integrally formed can be composed of multiple parts or elements, the position of the element can be inverted or otherwise changed, and the nature or number or position of the discrete element can be changed or changed. Therefore, all such modifications are intended to be included in the scope of the present utility model. The order or sequence of any process or method steps can be changed or reordered according to alternative embodiments. In the claims, any "device plus function" clause is intended to cover the structure of performing the function described herein, and is not only structurally equivalent but also equivalent structure. Without departing from the scope of the present invention, other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments. Therefore, the present invention is not limited to a specific embodiment, but extends to various modifications that still fall within the scope of the appended claims.

[0047] Additionally, in order to provide a concise description of example embodiments, all features of an actual embodiment (ie, those features that are not relevant to the best mode presently contemplated for carrying out the invention or those that are not relevant to implementing the invention) may not be described.

[0048] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in this field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the essence and scope of the technical solution of the utility model.

Claims

1. A press, comprising a workbench (1) and a positioning seat (20), characterized in that: The inner surface of the upper end of the positioning seat (20) is provided with a limiting groove (21), the bottom of the inner cavity of the limiting groove (21) is provided with a limiting clamping groove (23), the rear side of the positioning seat (20) is provided with a channel (24), the inner side of the limiting groove (21) is provided with a limiting clamping block (22), the bottom of the limiting clamping block (22) is fixedly connected with a ejector pin (17), the middle end of the front surface of the positioning seat (20) is fixedly connected with an L-shaped fixing plate (19), the upper end of the L-shaped fixing plate (19) is fixedly connected with a pin (17), and the upper end of the L-shaped fixing plate (19) is fixedly connected with a pin (17). A threaded rod (18) is movably connected via a bearing, a rotating block (12) is fixedly connected to the front surface of the threaded rod (18), a limit block (15) is threadedly connected to the rear end of the threaded rod (18), a positioning groove (5) is provided at the middle end of the top of the workbench body (1), a through groove (14) is provided at the bottom of the inner side of the positioning groove (5), a guide block (16) is fixedly connected to the rear side of the inner cavity of the workbench body (1), and a collection box (3) is provided at the front end of the bottom of the inner cavity of the workbench body (1).

2. A press according to claim 1, characterized in that: The left and right ends of the top of the workbench body (1) are fixedly connected to support rods (9), the top of the support rods (9) are fixedly connected to a top plate (6), the left and right ends of the top of the top plate (6) are fixedly installed with second electric push rods (11), and the protruding end of the second electric push rod (11) is fixedly connected to a positioning seat (20).

3. A press according to claim 1, characterized in that: The number of the channels (24) and the limiting grooves (21) is the same, and the channels (24) extend to the inner side of the limiting grooves (21).

4. A press according to claim 1, characterized in that: The limiting block (15) is adapted to the limiting groove (21), and the limiting block (15) slides inside the limiting groove (21).

5. A press according to claim 1, characterized in that: A control switch (2) is fixedly mounted on the front end of the top of the workbench body (1), and the output end of the control switch (2) is electrically connected to the input ends of the first electric push rod (10) and the second electric push rod (11) respectively through wires.

6. A residual pressure machine according to claim 1, characterized in that: The number of the through slots (14) is plural, and the through slots (14) are in the form of long rectangular structures.

7. A residual pressure machine according to claim 1, characterized in that: A handle is fixedly connected to the front surface of the collection box (3), and the collection box (3) is located below the guide block (16).

8. A residual pressure machine according to claim 1, characterized in that: Guide rollers (4) are provided at both left and right ends of the top of the workbench body (1), and fixed plates (8) are fixedly connected to both left and right ends of the top of the workbench body (1). A first electric push rod (10) is fixedly installed at the upper end of one side of the fixed plate (8), and a positioning clamp (7) is fixedly connected to the protruding end of the first electric push rod (10), and a non-slip pad (13) is bonded to the side of the positioning clamp (7) away from the fixed plate (8).

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