Precise positioning type press-fit cushion

Abstract

The utility model relates to the technical field of press-fit cushions, and discloses a precise positioning type press-fit cushion which comprises a base, the inner wall of the base is connected with a buffer plate in a sliding mode, a positioning groove is formed in the buffer plate, the inner wall of the base is fixedly connected with a supporting plate, the outer wall of the supporting plate is fixedly connected with a hydraulic cylinder, and the hydraulic cylinder is fixedly connected with the base. And a first moving plate is fixedly arranged at the output end of the hydraulic cylinder, a sliding rail is slidably connected to the interior of the first moving plate, a second moving plate is slidably connected to the outer wall of the sliding rail, and barrel grooves are formed in the sliding rail and the second moving plate correspondingly. According to the utility model, the hydraulic cylinder on the outer wall of the support plate is started, the output end of the hydraulic cylinder drives the first moving plate to slide along the slide rail, and then the rack moves synchronously, and the rack drives the rack on the other side through the gear to enable the second moving plate and the first moving plate to move relatively, so that the centering movement of the guide frame in the positioning groove is realized until the roller is in contact with the pressing template; accurate positioning and transverse clamping are achieved, and the pressing quality is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of compression cushion, especially to accurate positioning type compression cushion. BACKGROUND

[0002] In the field of modern industrial manufacturing, with the acceleration of electronic products to miniaturization and precision, and the increasingly stringent requirements of high-end equipment such as automobiles and aerospace on the assembly precision and quality of parts, compression process as a key link is increasingly focused, from the lamination of multi-layer PCB to the molding assembly of complex parts in automobile interiors, and to the molding and reinforcement of aircraft wing composite materials, all of which cannot be separated from the compression mold plate and accurate and stable compression operation. Traditional compression cushion mainly buffers the compression force of the compression mold plate.

[0003] However, in the current technology, it is difficult to position the compression mold plate, which may result in inaccurate butt joint position of compression and affect the compression quality. UTILITY MODEL CONTENT

[0004] To make up for the above shortcomings, the utility model provides an accurate positioning type compression cushion, aiming to improve the problem that it is difficult to position the compression mold plate, which may result in inaccurate butt joint position of compression and affect the compression quality.

[0005] To achieve the above purpose, the utility model provides the following technical scheme:

[0006] The accurate positioning type compression cushion comprises a base, a buffer plate is slidably connected to the inner wall of the base, a positioning groove is formed in the inner part of the buffer plate, a supporting plate is fixedly connected to the inner wall of the base, a hydraulic cylinder is fixedly connected to the outer wall of the supporting plate, a first moving plate is fixedly arranged at the output end of the hydraulic cylinder, a slide rail is slidably connected to the inner part of the first moving plate, a second moving plate is slidably connected to the outer wall of the slide rail, a barrel groove is formed in the inner part of the slide rail and the second moving plate, a guide frame is fixedly connected to the upper surfaces of the first moving plate and the second moving plate, the outer wall of the guide frame is slidably connected to the inner wall of the positioning groove, a fixed column is fixedly connected to the inner part of the guide frame, a roller is rotatably connected to the outer wall of the fixed column, a compression mold plate is arranged on the upper surface of the buffer plate, the outer wall of the roller is arranged on the outer wall of the compression mold plate, and a transmission assembly is arranged on the inner wall of the base.

[0007] Preferably, the transmission assembly comprises a supporting column, a gear is rotatably connected to the outer wall of the supporting column, a rack is meshingly connected to the outer walls of the two sides of the gear, one side of the rack is fixedly connected to the outer wall of the first moving plate, and the other side of the rack is fixedly connected to the outer wall of the second moving plate.

[0008] Preferably, the lower surface of the buffer plate is fixedly connected with a supporting rod, and the outer wall of the supporting rod is slidably connected with a sleeve.

[0009] Preferably, the bottom end of the sleeve is fixedly connected to the inner wall of the base, the bottom end of the supporting rod is fixedly connected with a pressing disc, and the outer wall of the pressing disc is slidably connected to the inner wall of the sleeve.

[0010] Preferably, the lower surface of the pressing disc is fixedly connected with a first spring, and the bottom end of the first spring is fixedly connected to the inner wall of the sleeve.

[0011] Preferably, the two side inner walls of the buffer plate are fixedly connected with connecting columns, the outer wall of the connecting column is rotatably connected with a transmission plate, and the inner part of the transmission plate is rotatably connected with a movable column.

[0012] Preferably, the outer wall of the movable column is fixedly connected with a support, and the lower surface of the support is fixedly connected with a top block.

[0013] Preferably, the outer wall of the top block is slidably connected with a sliding frame, and the lower surface of the sliding frame is fixedly connected to the inner wall of the base.

[0014] Preferably, the inner wall of the sliding frame is fixedly connected with a limiting column, and the inner part of the top block is slidably connected to the outer wall of the limiting column.

[0015] Preferably, the outer wall of the top block is fixedly connected with a second spring, the inner wall of the second spring is slidably connected to the outer wall of the limiting column, and the outer wall of the second spring is fixedly connected to the inner wall of the sliding frame.

[0016] The utility model has the following beneficial effects:

[0017] 1. In the utility model, the hydraulic cylinder of the outer wall of the opening support plate drives the first moving plate to slide along the slide rail, and then the rack moves synchronously, the rack drives the other side rack through the gear to make the second moving plate move relative to the first moving plate, so that the guide positioning frame moves in the positioning groove, until the roller contacts and compresses the template, precise positioning and transverse clamping are realized, and the effect of improving the compression quality is achieved.

[0018] 2. In the utility model, when compression is carried out, the compression template moves downward under the downward pressure of the upper die, the roller rotates on the outer wall of the fixed column, the compression template is prevented from being abraded, the compression template drives the buffer plate to move downward in the base under the downward pressure, the transmission plate is driven through the connecting column, the top block is slid through the movable column, the support and the second spring, multi-point distributed compression force is realized, local pressure concentration is avoided, and the effect of enhancing the buffering protection is achieved. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 The utility model provides a precise positioning type compression buffer pad perspective view;

[0020] Figure 2 The partial structure schematic view of the guide frame of the precision positioning type compression cushion is shown in the figure;

[0021] Figure 3 The partial structure schematic view of the compression disc of the precision positioning type compression cushion is shown in the figure;

[0022] Figure 4 The partial structure schematic view of the sliding frame of the precision positioning type compression cushion is shown in the figure;

[0023] Figure 5 The partial structure schematic view of the second spring of the precision positioning type compression cushion is shown in the figure.

[0024] Legend:

[0025] 1, base; 2, buffer plate; 3, positioning groove; 4, fixed column; 5, support plate; 6, hydraulic cylinder; 7, first moving plate; 8, sliding rail; 9, second moving plate; 10, barrel groove; 11, guide frame; 12, roller; 13, support column; 14, gear; 15, rack; 16, support rod; 17, sleeve; 18, compression disc; 19, first spring; 20, connecting column; 21, movable column; 22, transmission plate; 23, support; 24, top block; 25, sliding frame; 26, limiting column; 27, second spring; 28, compression template. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the specification of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0027] Refer to Figure 1 - Figure 3The utility model provides a kind of embodiment: accurate positioning type compression cushion pad, the inner wall of base 1 is slidably connected with buffer plate 2, the inside of buffer plate 2 is equipped with locating groove 3, the inner wall of base 1 is fixedly connected with support plate 5, the outer wall of support plate 5 is fixedly connected with hydraulic cylinder 6, the output end of hydraulic cylinder 6 is fixedly provided with first moving plate 7, the inside of first moving plate 7 is slidably connected with slide rail 8, the outer wall of slide rail 8 is slidably connected with second moving plate 9, the inside of slide rail 8 and second moving plate 9 is all equipped with barrel groove 10, the upper surface of first moving plate 7 and second moving plate 9 is all fixedly connected with guide frame 11, the outer wall of guide frame 11 is slidably connected in the inner wall of locating groove 3, the inside of guide frame 11 is fixedly connected with fixed column 4, the outer wall of fixed column 4 is rotatably connected with gyro wheel 12, the upper surface of buffer plate 2 is provided with compression template 28, the outer wall of gyro wheel 12 is arranged in the outer wall of compression template 28, the inner wall of base 1 is provided with transmission assembly, transmission assembly is used for the effect of positioning compression template 28 position;Transmission assembly includes support column 13, the outer wall of support column 13 is rotatably connected with gear 14, the outer wall of gear 14 is all engagedly connected with rack 15, one side rack 15 is fixedly connected in the outer wall of first moving plate 7, the outer wall of other side rack 15 is fixedly connected in the outer wall of second moving plate 9, the outer wall of rack 15 is arranged in the inner wall of barrel groove 10.

[0028] Specifically, base 1 can support the sliding position of buffer plate 2, and base 1 has a fixed support effect on support plate 5, support plate 5 can ensure the stability of the operation of hydraulic cylinder 6, when hydraulic cylinder 6 is opened, its output end can drive first moving plate 7 to move, and slide rail 8 can support the sliding stability and position guidance of first moving plate 7 and second moving plate 9, and the upper surface of first moving plate 7 and second moving plate 9 is supported by guide frame 11 on both sides, locating groove 3 can ensure the sliding space of guide frame 11, and guide frame 11 has a fixed support effect on fixed column 4, and fixed column 4 can ensure the sliding position of gyro wheel 12, when gyro wheel 12 contacts the outer wall of compression template 28, it can ensure the stability of the position of compression template 28 and prevent deviation, and the rotation of gyro wheel 12 can ensure the protection of the outer side of compression template 28 during compression, to avoid wear, and first moving plate 7 has a fixed support effect on rack 15, the rack 15 fixed by first moving plate 7 can drive gear 14 to rotate, and support column 13 can support the rotating position of gear 14, at this time, the reverse force generated by the meshing connection of gear 14 can drive the other side of rack 15 to move, thereby driving second moving plate 9 to move relative to first moving plate 7 on the outer wall of slide rail 8, to drive the guide frame 11 on both sides of base 1 to move to the center, to realize the effect of accurate positioning of compression template 28, and barrel groove 10 can ensure the movement space of rack 15 during movement.

[0029] Refer to Figure 2 AndFigure 3 The lower surface of the buffer plate 2 is fixedly connected with a support rod 16, and the outer wall of the support rod 16 is slidably connected with a sleeve 17; the bottom end of the sleeve 17 is fixedly connected to the inner wall of the base 1, the bottom end of the support rod 16 is fixedly connected with a pressure plate 18, and the outer wall of the pressure plate 18 is slidably connected to the inner wall of the sleeve 17; the lower surface of the pressure plate 18 is fixedly connected with a first spring 19, and the bottom end of the first spring 19 is fixedly connected to the inner wall of the sleeve 17.

[0030] Specifically, the buffer plate 2 has a fixed support effect on the support rod 16, and the sleeve 17 can support the sliding position of the support rod 16, the base 1 has a fixed support effect on the sleeve 17, and the support rod 16 can fix the position of the pressure plate 18, when the buffer plate 2 is moved downward under the pressure of the pressure, the support rod 16 can drive the pressure plate 18 to move downward on the inner wall of the sleeve 17, and the first spring 19 can realize vertical buffering effect, and the stability of the vertical sliding of the buffer plate 2 in the inner wall of the base 1 and the buffering space are ensured.

[0031] Referring to Figure 2 , Figure 4 and Figure 5 , the two inner walls of the buffer plate 2 are fixedly connected with a connecting column 20, the outer wall of the connecting column 20 is rotatably connected with a transmission plate 22, and the inner part of the transmission plate 22 is rotatably connected with a movable column 21; the outer wall of the movable column 21 is fixedly connected with a support 23, and the lower surface of the support 23 is fixedly connected with a top block 24; the outer wall of the top block 24 is slidably connected with a sliding frame 25, and the lower surface of the sliding frame 25 is fixedly connected to the inner wall of the base 1.

[0032] Specifically, the buffer plate 2 has a fixed support effect on the connecting column 20, and when the buffer plate 2 is subjected to the pressure of the pressure plate 28, the connecting column 20 can be driven to move downward synchronously, and the connecting column 20 can support the rotating position of the transmission plate 22, so as to drive the transmission plate 22 to move, and the movable column 21 can support the rotating position of the other side of the transmission plate 22, so as to drive the support 23 to move horizontally through the movable column 21, and the top block 24 has a fixed support effect on the support 23, and the top block 24 can be driven to slide in the inner wall of the sliding frame 25 through the transmission of the support 23, so as to ensure the stability of the sliding of the top block 24.

[0033] Referring to Figure 1 and Figure 5 , the inner wall of the sliding frame 25 is fixedly connected with a limiting column 26, and the inner part of the top block 24 is slidably connected to the outer wall of the limiting column 26; the outer wall of the top block 24 is fixedly connected with a second spring 27, the inner wall of the second spring 27 is slidably connected to the outer wall of the limiting column 26, and the outer wall of the second spring 27 is fixedly connected to the inner wall of the sliding frame 25.

[0034] Specifically, the sliding frame 25 has a fixed support effect on the limiting column 26, and the limiting column 26 can further support the sliding position of the top block 24, and the top block 24 has a fixed support effect on the second spring 27 on one side, and the extrusion of the second spring 27 on the sliding frame 25 can realize multi-point buffering and dispersion of the downward movement of the buffer plate 2 due to the pressing force, improve the buffering effect, and after pressing, the rebound of the second spring 27 can quickly restore the buffering position of the buffer plate 2.

[0035] Working principle: when the buffer pad needs to be used, first install the base 1 at a suitable working position, then place the two sides of the pressing die plate 28 to be pressed on the upper surface of the buffer plate 2, open the hydraulic cylinder 6 on the outer wall of the support plate 5, and the output end of the hydraulic cylinder 6 can drive the first moving plate 7 to slide on the outer wall of the sliding rail 8, at this time, the first moving plate 7 moves, which can drive the rack 15 to move synchronously, the rack 15 can drive the gear 14 to rotate on the outer wall of the support column 13 through the reverse force generated by the meshing connection, thereby driving the second moving plate 9 on the outer wall of the sliding rail 8 to move relative to the first moving plate 7 through the rack 15 on the other side, to drive the two ends of the guide frame 11 to move in the center of the positioning groove 3, until the roller 12 contacts the outer wall of the pressing die plate 28, realizing accurate positioning of the pressing die plate 28, and ensuring the clamping of the pressing die plate 28 in the transverse direction, ensuring the accurate butt joint of the pressing die plate 28, improving the pressing quality, then when pressing, the upper die drives the pressing die plate 28 to move downward, at this time, the roller 12 can rotate on the outer wall of the fixed column 4, which can protect the pressing die plate 28 through the roller 12, avoid external wear and tear, and affect the service life, and the pressing die plate 28 can drive the buffer plate 2 to move downward in the inner wall of the base 1, the buffer plate 2 can drive the pressing plate 18 to move downward in the inner wall of the sleeve 17 through the supporting rod 16, and the first spring 19 can provide buffering for the buffer plate 2 in the vertical direction, while avoiding the deviation of the buffer plate 2 when moving vertically downward, and the buffer plate 2 can drive the two ends of the transmission plate 22 to move downward through the connecting column 20, the transmission plate 22 can drive the bracket 23 to move transversely through the movable column 21, thereby driving the top block 24 to slide in the inner wall of the sliding frame 25, to extrude the second spring 27 on the outer wall of the limiting column 26, realizing dispersion of the pressing force, avoiding local pressure concentration, and improving the buffering effect, that is, the buffer pad not only can realize accurate positioning of the pressing die plate 28, ensure the butt joint position of the pressing, improve the pressing quality, but also can uniformly disperse the pressure, avoid local pressure concentration, and enhance the buffering effect.

[0036] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A precision positioning compression cushion comprising a base, characterized in that: The inner wall of the base is slidably connected with a buffer plate, the inner part of the buffer plate is provided with a positioning groove, the inner wall of the base is fixedly connected with a supporting plate, the outer wall of the supporting plate is fixedly connected with a hydraulic cylinder, the output end of the hydraulic cylinder is fixedly provided with a first moving plate, the inner part of the first moving plate is slidably connected with a slide rail, the outer wall of the slide rail is slidably connected with a second moving plate, the inner parts of the slide rail and the second moving plate are both provided with a barrel groove, the upper surfaces of the first moving plate and the second moving plate are both fixedly connected with a guide frame, the outer wall of the guide frame is slidably connected with the inner wall of the positioning groove, the inner part of the guide frame is fixedly connected with a fixed column, the outer wall of the fixed column is rotatably connected with a roller, the upper surface of the buffer plate is provided with a pressing die plate, the outer wall of the roller is arranged on the outer wall of the pressing die plate, the inner wall of the base is provided with a transmission assembly, and the transmission assembly is used for positioning the position of the pressing die plate.

2. The precision positioning press cushion pad of claim 1, wherein: The transmission assembly comprises a supporting column, the outer wall of the supporting column is rotatably connected with a gear, the outer walls of the two sides of the gear are both meshingly connected with a rack, one side of the rack is fixedly connected with the outer wall of the first moving plate, and the outer wall of the other side of the rack is fixedly connected with the outer wall of the second moving plate, and the outer wall of the rack is arranged on the inner wall of the barrel groove.

3. The precision positioning press cushion pad of claim 1, wherein: The lower surface of the buffer plate is fixedly connected with a supporting rod, and the outer wall of the supporting rod is slidably connected with a sleeve.

4. The precision positioned compression cushion of claim 3, wherein: The bottom end of the sleeve is fixedly connected with the inner wall of the base, the bottom end of the supporting rod is fixedly connected with a pressing disc, and the outer wall of the pressing disc is slidably connected with the inner wall of the sleeve.

5. The precision positioned compression cushion of claim 4, wherein: The lower surface of the pressing disc is fixedly connected with a first spring, and the bottom end of the first spring is fixedly connected with the inner wall of the sleeve.

6. The precision positioned compression cushion of claim 5, wherein: The inner walls of the two sides of the buffer plate are fixedly connected with connecting columns, the outer walls of the connecting columns are rotatably connected with transmission plates, and the inner parts of the transmission plates are rotatably connected with movable columns.

7. The precision positioned compression cushion of claim 6, wherein: The outer wall of the movable column is fixedly connected with a support, and the lower surface of the support is fixedly connected with a top block.

8. The precision positioned compression cushion of claim 7, wherein: The outer wall of the top block is slidably connected with a slide frame, and the lower surface of the slide frame is fixedly connected with the inner wall of the base.

9. The precision positioned compression cushion of claim 8, wherein: The inner wall of the slide frame is fixedly connected with a limiting column, and the inner part of the top block is slidably connected with the outer wall of the limiting column.

10. The precision positioned compression cushion of claim 9, wherein: The outer wall of the top block is fixedly connected with a second spring, the inner wall of the second spring is slidably connected with the outer wall of the limiting column, and the outer wall of the second spring is fixedly connected with the inner wall of the slide frame.

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