Stamping structure and engineering machinery manufacturing equipment

Abstract

The utility model discloses a stamping structure and engineering machinery manufacturing equipment, and belongs to the technical field of stamping, the stamping structure comprises a bottom plate, the top end of the bottom plate is fixedly provided with a U-shaped frame, the top end of the inner wall of the U-shaped frame is symmetrically and fixedly provided with air cylinders, the output ends of the air cylinders are fixedly provided with a pressing plate, and the bottom end of the pressing plate is fixedly provided with an upper die; a lower mold matched with the upper mold is fixedly installed at the top end of the bottom plate, a supporting plate is slidably installed on the inner wall of the lower mold, elastic boxes are installed on the two sides of the lower mold, a groove is formed in one side of the top end of each elastic box, a sliding plate is slidably installed on the inner wall of each groove, and a plurality of first springs are fixedly installed at the top end of each sliding plate. An elastic plate is installed at the top end of the first spring, an adjusting assembly is installed at the bottom end of the sliding plate, the device can reset through the elastic force of the first spring, ejection of a stamped workpiece is achieved, meanwhile, the first spring is convenient to replace, and therefore the practicability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of stamping, in particular to a stamping structure and engineering machinery manufacturing equipment. Background Art

[0002] At present, mechanical processing refers to the process of changing the external dimensions or performance of a workpiece through a mechanical device. According to the difference in processing methods, it can be divided into cutting processing and pressure processing. Stamping is a forming processing method that uses a press and a die to apply external force to plates, strips, pipes and profiles to cause plastic deformation or separation, thereby obtaining a workpiece (stamping part) of the desired shape and size. Stamping and forging belong to plastic processing (or pressure processing), collectively known as forging. By using the stamping structure, the workpiece can be better processed.

[0003] In the prior art, there is a stamping mechanical processing structure with application number CN202321674172.8, which includes a bottom plate, both sides of the top of the bottom plate are fixedly connected with guide rods, a movable plate is slidably connected to one side between the guide rods, a top plate is fixedly connected to the top of the guide rod, a pneumatic telescopic rod is fixedly connected to the middle position of the bottom of the top plate, the output end of the pneumatic telescopic rod is connected to the top of the movable plate, and a material pushing structure is fixedly connected to one side of the bottom plate. The stamping mechanical processing structure can assist in ejecting the workpiece through the demoulding structure to avoid the problem that the workpiece and the mold are too tightly engaged, affecting the work efficiency, etc., the ejection plate can contact the bottom end of the workpiece, so that it can be reset by the elastic force of the reset spring to realize the ejection of the material, and the fixed groove can facilitate the ejection plate to be stressed and slide to the inside of the fixed groove for storage, avoiding affecting the normal stamping processing of the workpiece.

[0004] However, in the above-mentioned solutions in the prior art, the return spring is easily damaged after long-term use. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a stamping structure and engineering machinery manufacturing equipment, aiming to improve the problem that the return spring is damaged by stamping for a long time and is difficult to replace.

[0006] In the first aspect, the utility model provides a stamping structure, including a base plate, a U-shaped frame is fixedly installed on the top of the base plate, a cylinder is symmetrically fixedly installed on the top of the inner wall of the U-shaped frame, a pressure plate is fixedly installed on the output end of the cylinder, an upper mold is fixedly installed on the bottom end of the pressure plate, a lower mold matching the upper mold is fixedly installed on the top of the base plate, a support plate is slidably installed on the inner wall of the lower mold, elastic boxes are installed on both sides of the lower mold, a groove is provided on one side of the top of the elastic box, a slide plate is slidably installed on the inner wall of the groove, a plurality of first springs are fixedly installed on the top of the slide plate, an elastic plate is installed on the top of the first spring, the top of the elastic plate is movably connected to the bottom of the support plate, and an adjustment component is installed on the bottom end of the slide plate.

[0007] In the preferred technical solution of the utility model, a plurality of telescopic rods are fixedly installed at the bottom end of the inner wall of the lower mold, the telescopic ends of the telescopic rods are fixedly connected to the bottom end of the support plate, and the telescopic rods are composed of two pull rods slidably sleeved.

[0008] In the preferred technical solution of the present utility model, a support frame is fixedly installed on the inner wall of the lower mold, the support plate is arranged above the support frame, the bottom end of the support plate is movably connected to the support frame, and a support bar is fixedly installed at the center of the inner wall of the support frame. When the support plate is in contact with the support frame, the telescopic rod is in a fully retracted state.

[0009] In the preferred technical solution of the utility model, a first guide rod is symmetrically fixedly installed on the bottom end of the elastic plate, and the bottom end of the first guide rod slides through the elastic plate and is fixedly installed with a limiting circular plate.

[0010] In the preferred technical scheme of the present utility model, the adjusting component includes a first threaded rod, a first slider and a second slider. The first threaded rod is symmetrically rotatably installed on both sides of the inner wall of the groove, the first slider is threadedly installed on the first threaded rod, the first slider is symmetrically slidingly connected to the bottom end of the inner wall of the groove, the second slider is symmetrically fixedly installed on both sides of the first slider, the top of the second slider is hinged to a support rod, the four support rods are symmetrically hinged to the bottom end of the slide plate, a driving component is installed at one end of the first threaded rod, the second slider is slidably connected to the bottom end of the inner wall of the groove, and the height of the second slider is less than the height of the first slider.

[0011] The gear train is a gear that is coupled to the first and second gears and is coupled to the gear train that is coupled to the first gear and is coupled to the gear train that is coupled to the gear train.

[0012] In the preferred technical solution of the utility model, sliding holes are arranged on both sides of the lower mold, the elastic box is slidably connected to the inner walls of the sliding holes, and a positioning component is arranged in the elastic box.

[0013] In the preferred technical scheme of the present utility model, the positioning assembly includes a second threaded rod, a third slider and an insertion rod, a slide groove is provided in the side wall of the elastic box, the second side plate is symmetrically fixedly installed on the inner wall of the slide groove, the second threaded rod is rotatably installed between the inner wall of the slide groove and the adjacent second side plate, the third slider is threadedly installed on the second threaded rod, the third slider is slidably connected to the inner wall of the slide groove, the insertion rod is fixedly installed on one side of the third slider, one end of the insertion rod slides through one side of the elastic box and is inserted into the inner wall of the slide hole, a rotating part is installed on one end of the second threaded rod, the inner wall of the slide hole is provided with a slot matching the insertion rod, and the two second threaded rods and the third slider are symmetrically arranged in the slide groove respectively.

[0014] In the preferred technical solution of the utility model, a third rotating shaft is fixedly installed between the two second threaded rods, the third rotating shaft slides through the second side plate, the third rotating shaft is fixedly installed on the third rotating shaft, the fourth rotating shaft is rotatably installed on the inner wall of the slide groove, the fourth rotating shaft is fixedly installed on one end of the fourth rotating shaft, the third bevel gear and the fourth bevel gear are meshingly connected, and one end of the fourth rotating shaft passes through one side of the elastic box and is fixedly installed on the second turntable.

[0015] In a second aspect, the utility model further provides an engineering machinery manufacturing equipment, comprising the above-mentioned stamping structure and a machinery manufacturing equipment body.

[0016] The beneficial effects of the utility model are as follows: the utility model obtains a stamping structure and engineering machinery manufacturing equipment through the above design. When in use, the processed workpiece is placed in the lower mold, and the cylinder is started to drive the pressure plate to move downward. The pressure plate moves downward so that the upper mold and the lower mold are engaged. When the workpiece is pressed, it drives the support plate to move downward until it fits with the support frame, thereby realizing the processing of the workpiece. At this time, the support plate moves downward and also drives the elastic plate to move downward to squeeze the first spring. After completion, the support plate is moved up by the elastic force of the first spring, so that the workpiece is moved out for demoulding. When the first spring is used for a long time and is damaged and needs to be replaced, the first turntable is first rotated through the second rotating shaft and the first bevel gear. The second bevel gear and the first rotating shaft cooperate to drive the first threaded rod to rotate, and the rotation of the first threaded rod drives the first slider to move. The movement of the first slider drives the slide plate to move down to the elastic plate and enter the groove through the cooperation of the second slider and the support rod. At this time, the second turntable is rotated again to drive the second threaded rod to rotate through the fourth rotating shaft, the third bevel gear, the fourth bevel gear and the third rotating shaft. The rotation of the second threaded rod drives the insertion rod to move to the disengagement slot through the third slider. At this time, the elastic box can be taken out for replacement. This device can be reset by the elastic force of the first spring, so as to realize the ejection of the workpiece after stamping, and at the same time it is convenient to replace the first spring, thereby improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a structural schematic diagram of a stamping structure provided by an embodiment of the utility model;

[0019] Figure 2 A schematic diagram of the internal structure of the lower mold is provided for the embodiment of the utility model;

[0020] Figure 3 A schematic diagram of the internal structure of a groove is provided for an embodiment of the utility model;

[0021] Figure 4 A cross-sectional view of an elastic box is provided for an embodiment of the utility model.

[0022] In the figure: 110-bottom plate; 120-U-shaped frame; 121-cylinder; 122-pressing plate; 123-upper mold; 130-lower mold; 131-support plate; 132-telescopic rod; 133-support frame; 140-elastic box; 141-slide plate; 142-first spring; 143-elastic plate; 144-first guide rod; 150-first threaded rod; 151-first slider; 152-second slider; 153-support rod; 154-first side plate; 155-first rotating shaft; 156-second rotating shaft; 157-first turntable; 160-second threaded rod; 161-third slider; 162-insertion rod; 163-second side plate; 164-third rotating shaft; 165-second turntable. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. Obviously, the described implementation is a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-Figure 3 The utility model provides a technical solution: a stamping structure, including a bottom plate 110, a U-shaped frame 120 is fixedly installed on the top of the bottom plate 110, a cylinder 121 is symmetrically fixedly installed on the top of the inner wall of the U-shaped frame 120, a pressing plate 122 is fixedly installed on the output end of the cylinder 121, and an upper mold 123 is fixedly installed on the bottom end of the pressing plate 122, a lower mold 130 matching the upper mold 123 is fixedly installed on the top of the bottom plate 110, a support plate 131 is slidably installed on the inner wall of the lower mold 130, elastic boxes 140 are installed on both sides of the lower mold 130, a groove is provided on one side of the top of the elastic box 140, a slide plate 141 is slidably installed on the inner wall of the groove, a plurality of first springs 142 are fixedly installed on the top of the slide plate 141, an elastic plate 143 is installed on the top of the first spring 142, the top of the elastic plate 143 is movably connected with the bottom of the support plate 131, and an adjusting component is installed on the bottom of the slide plate 141.

[0025] In some specific implementation schemes, a plurality of telescopic rods 132 are fixedly installed at the bottom end of the inner wall of the lower mold 130, and the telescopic ends of the telescopic rods 132 are fixedly connected to the bottom end of the support plate 131. The telescopic rods 132 are composed of two pull rods that are slidably connected to limit the support plate 131 to prevent the support plate 131 from shifting when moving.

[0026] In some specific implementation schemes, a support frame 133 is fixedly installed on the inner wall of the lower mold 130, a support plate 131 is arranged above the support frame 133, the bottom end of the support plate 131 is movably connected to the support frame 133, a support bar is fixedly installed at the center of the inner wall of the support frame 133, and when the support plate 131 is in contact with the support frame 133, the telescopic rod 132 is in a fully retracted state, which serves as a limit for the lower limit of the downward movement of the support plate 131 during stamping, and the stamping can be completed smoothly. The first guide rod 144 is symmetrically fixedly installed at the bottom end of the elastic plate 143, the bottom end of the first guide rod 144 slides through the elastic plate 143 and is fixedly installed with a limiting circular plate, which has a limiting sliding effect on the elastic plate 143.

[0027] See also Figure 3 and Figure 4The adjustment assembly includes a first threaded rod 150, a first slider 151 and a second slider 152. The first threaded rod 150 is symmetrically rotated and installed on both sides of the inner wall of the groove. The first slider 151 is threadedly installed on the first threaded rod 150. The first slider 151 is symmetrically slidably connected to the bottom end of the inner wall of the groove. The second slider 152 is symmetrically fixedly installed on both sides of the first slider 151. The top of the second slider 152 is hinged to a support rod 153. The four support rods 153 are symmetrically hinged to the bottom end of the slide plate 141. A driving assembly is installed at one end of the first threaded rod 150. The second slider 152 is slidably connected to the bottom end of the inner wall of the groove. The height of 52 is less than that of the first slider 151, and the driving assembly includes a first side plate 154 and a first rotating shaft 155 and a second rotating shaft 156. The first side plate 154 is symmetrically fixedly installed at the bottom end of the inner wall of the groove, one end of the first threaded rod 150 is rotatably connected to one side of an adjacent first side plate 154, and the first rotating shaft 155 is rotatably installed between the two first side plates 154. Both ends of the first rotating shaft 155 pass through the first side plate 154 and are fixedly connected to one end of the first threaded rod 150. A first bevel gear is fixedly installed on the first rotating shaft 155, and a second rotating shaft 156 is rotatably installed on one side of the inner wall of the groove. A second bevel gear is fixedly installed on one end of 56, and the first bevel gear and the second bevel gear are meshed and connected. The other end of the second rotating shaft 156 passes through one side of the elastic box 140 and is fixedly installed with the first rotating disk 157. A first circular groove matching the first rotating disk 157 is provided on one side of the elastic box 140. A straight plate is fixedly installed on one side of the first rotating disk 157. Slide holes are provided on both sides of the lower mold 130. The elastic box 140 is slidably connected with the inner wall of the slide hole. A positioning component is provided in the elastic box 140. The positioning component includes a second threaded rod 160, a third slider 161 and an insert rod 162. A slide groove is provided in the side wall of the elastic box 140. The second side plate 163 is symmetrically fixedly installed on the inner wall of the slide groove, and the second threaded rod 160 is rotatably installed between the inner wall of the slide groove and the adjacent second side plate 163. The third slider 161 is threadedly installed on the second threaded rod 160, and the third slider 161 is slidably connected to the inner wall of the slide groove. An insertion rod 162 is fixedly installed on one side of the third slider 161, and one end of the insertion rod 162 slides through one side of the elastic box 140 and is inserted into the inner wall of the slide hole. A rotating part is installed on one end of the second threaded rod 160, and a slot matching the insertion rod 162 is provided on the inner wall of the slide hole. The two second threaded rods 160 and the third slider 161 are symmetrically arranged in the slide groove respectively.

[0028] In some specific implementation schemes, a third rotating shaft 164 is fixedly installed between the two second threaded rods 160, and the third rotating shaft 164 slides through the second side plate 163. A third bevel gear is fixedly installed on the third rotating shaft 164. A fourth rotating shaft is rotatably installed on the inner wall of the slide groove. A fourth bevel gear is fixedly installed on one end of the fourth rotating shaft. The third bevel gear and the fourth bevel gear are meshingly connected. One end of the fourth rotating shaft passes through one side of the elastic box 140 and is fixedly installed with the second turntable 165, so as to quickly fix and disassemble the elastic box 140 and facilitate later replacement.

[0029] The embodiment of the utility model further provides an engineering machinery manufacturing equipment, comprising the above-mentioned stamping structure and a machinery manufacturing equipment body.

[0030] Working principle: When in use, put the processed workpiece into the lower mold 130, start the cylinder 121 to drive the pressure plate 122 to move downward, and the pressure plate 122 moves downward to make the upper mold 123 and the lower mold 130 engage. When the workpiece is under pressure, it drives the support plate 131 to move downward until it fits with the support frame 133, thereby realizing the processing of the workpiece. At this time, the support plate 131 moves downward and also drives the elastic plate 143 to move downward to squeeze the first spring 142. After completion, the support plate 131 is moved upward by the elastic force of the first spring 142, so that the workpiece is removed for demoulding. When the first spring 142 is used for a long time and is damaged and needs to be replaced, first rotate the first turntable 157 through the second rotating shaft 1 56. The first bevel gear, the second bevel gear and the first rotating shaft 155 cooperate to drive the first threaded rod 150 to rotate. The rotation of the first threaded rod 150 drives the first slider 151 to move. The first slider 151 moves through the second slider 152 and the support rod 153 to drive the slide plate 141 to move down to the elastic plate 143 and receive it into the groove. At this time, the second turntable 165 is rotated to drive the second threaded rod 160 to rotate through the fourth rotating shaft, the third bevel gear, the fourth bevel gear and the third rotating shaft 164. The second threaded rod 160 rotates through the third slider 161 to drive the insertion rod 162 to move out of the slot. At this time, the elastic box 140 can be taken out for replacement.

[0031] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A stamping structure, comprising a bottom plate, characterized in that: The U-shaped frame is fixedly installed on the top of the base plate, and a cylinder is symmetrically fixedly installed on the top of the inner wall of the U-shaped frame. A pressure plate is fixedly installed on the output end of the cylinder, and an upper mold is fixedly installed on the bottom end of the pressure plate. A lower mold matching the upper mold is fixedly installed on the top of the base plate, and a support plate is slidably installed on the inner wall of the lower mold. Elastic boxes are installed on both sides of the lower mold, and a groove is provided on one side of the top of the elastic box. A slide plate is slidably installed on the inner wall of the groove, and a plurality of first springs are fixedly installed on the top of the slide plate, an elastic plate is installed on the top of the first spring, the top of the elastic plate is movably connected to the bottom of the support plate, and an adjustment component is installed on the bottom of the slide plate.

2. A stamping structure according to claim 1, characterized in that: A plurality of telescopic rods are fixedly mounted on the bottom end of the inner wall of the lower mold, and the telescopic ends of the telescopic rods are fixedly connected to the bottom end of the support plate.

3. A stamping structure according to claim 1, characterized in that: The inner wall of the lower mold is fixedly mounted with a support frame, the support plate is arranged above the support frame, and the bottom end of the support plate is movably connected with the support frame.

4. A stamping structure according to claim 1, characterized in that: The first guide rod is symmetrically fixedly installed on the bottom end of the elastic plate, and the bottom end of the first guide rod slides through the elastic plate and is fixedly installed with a limiting circular plate.

5. A stamping structure according to claim 1, characterized in that: The adjustment assembly includes a first threaded rod, a first slider and a second slider. The first threaded rod is symmetrically rotatably installed on both sides of the inner wall of the groove, the first slider is threadedly installed on the first threaded rod, the first slider is symmetrically slidably connected to the bottom end of the inner wall of the groove, the second slider is symmetrically fixedly installed on both sides of the first slider, the top end of the second slider is hinged to a support rod, the four support rods are symmetrically hinged to the bottom end of the slide plate, and a driving assembly is installed at one end of the first threaded rod.

6. A stamping structure according to claim 5, characterized in that: The drive assembly includes a first side plate and a first rotating shaft and a second rotating shaft, the first side plate is symmetrically fixedly installed on the bottom end of the inner wall of the groove, one end of the first threaded rod is rotatably connected to one side of an adjacent first side plate, the first rotating shaft is rotatably installed between the two first side plates, both ends of the first rotating shaft pass through the first side plate and are fixedly connected to one end of the first threaded rod, the first bevel gear is fixedly installed on the first rotating shaft, the second rotating shaft is rotatably installed on one side of the inner wall of the groove, the second bevel gear is fixedly installed on one end of the second rotating shaft, the first bevel gear and the second bevel gear are meshed and connected, and the other end of the second rotating shaft passes through one side of the elastic box and is fixedly installed on the first turntable.

7. A stamping structure according to claim 1, characterized in that: Sliding holes are arranged on both sides of the lower mold, the elastic box is slidably connected with the inner walls of the sliding holes, and a positioning component is arranged in the elastic box.

8. A stamping structure according to claim 7, characterized in that: The positioning assembly includes a second threaded rod, a third slider and an insertion rod, a sliding groove is provided in the side wall of the elastic box, the second side plate is symmetrically fixedly installed on the inner wall of the sliding groove, the second threaded rod is rotatably installed between the inner wall of the sliding groove and the adjacent second side plate, the third slider is threadedly installed on the second threaded rod, the third slider is slidably connected to the inner wall of the sliding groove, the insertion rod is fixedly installed on one side of the third slider, one end of the insertion rod slides through one side of the elastic box and is inserted into the inner wall of the sliding hole, and a rotating part is installed on one end of the second threaded rod.

9. A stamping structure according to claim 8, characterized in that: A third rotating shaft is fixedly installed between the two second threaded rods, and the third rotating shaft slides through the second side plate. A third bevel gear is fixedly installed on the third rotating shaft. A fourth rotating shaft is rotatably installed on the inner wall of the slide groove. A fourth bevel gear is fixedly installed on one end of the fourth rotating shaft. The third bevel gear and the fourth bevel gear are meshingly connected. One end of the fourth rotating shaft passes through one side of the elastic box and is fixedly installed on the second turntable.

10. An engineering machinery manufacturing equipment, characterized in that: It comprises the stamping structure as described in any one of claims 1 to 9 and a mechanical manufacturing equipment body.

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