Positioning device for precise metal plate production

Abstract

The utility model relates to a positioning device for precise sheet metal production. The long-strip-shaped groove is formed in the middle of the top face of the base, the fixing plate is arranged on one side of the top face of the base, the driving plate is arranged in the groove in a sliding mode, and the clamping assemblies are rotationally arranged on the opposite faces of the fixing plate and the driving plate correspondingly. The synchronous belt driving assembly is rotationally arranged in the groove, one end of the synchronous belt driving assembly penetrates through the driving plate, is located at one end of the groove and is used for driving the two clamping assemblies to rotate synchronously, the hand wheel is arranged on the other face of the fixing plate, the limiting bolt is in threaded connection with the hand wheel, and one end of the limiting bolt abuts against the surface of the fixing plate; connecting plates connected with the output ends of the two sets of lead screw modules are fixed to the two sides of the driving plate correspondingly. According to the utility model, the synchronous belt driving assembly is arranged in the base, and on the basis of the original two groups of clamping assemblies which synchronously rotate, the rotation space of a product is enlarged, so that the device can be suitable for products with more sizes, and the practicability is greatly improved.

Description

Technical Field

[0001] The utility model relates to the field of sheet metal production, in particular to a positioning device for precision sheet metal production. Background Art

[0002] A positioning device is often required during the precision sheet metal processing process, but the existing positioning device can only perform single-sided processing. If the other side needs to be processed, the sheet metal must be flipped over and repositioned, which is a very troublesome process. Prior art 202222178397.6 discloses a positioning device for precision sheet metal production. Although it solves the above problem, once the size of the precision sheet metal is too long during use, it is easy to hit the rotating shaft during rotation, causing it to be unable to rotate into place, affecting the processing. Utility Model Content

[0003] The utility model aims to overcome the deficiencies of the prior art and provide a positioning device for precision sheet metal production.

[0004] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a positioning device for precision sheet metal production, comprising a base, a long strip-shaped groove arranged in the middle of the top surface of the base and placed along the length direction of the base, a fixed plate arranged on one side in the width direction of the top surface of the base, a driving plate slidably arranged in the groove, a clamping assembly rotatably arranged on the opposite side of the fixed plate and the driving plate for clamping the two ends of the product, a synchronous belt driving assembly rotatably arranged in the groove and one end of which passes through the driving plate and is located at one end of the groove for driving the two groups of clamping assemblies to rotate synchronously, a handwheel arranged on the other side of the fixed plate for driving the clamping assembly to rotate, a limit bolt threadedly connected to the handwheel and one end of which presses against the surface of the fixed plate for limiting the rotation of the handwheel, and two groups of lead screw modules arranged on the base at both sides of the groove and placed along the length direction of the base; connecting plates connected to the output ends of the two groups of lead screw modules are fixed on both sides of the driving plate facing the two groups of lead screw modules.

[0005] Preferably, the synchronous belt drive assembly includes a rotating shaft rotatably arranged in a groove and having one end passing through a driving plate located at one end in the groove, long strip protrusions arranged on both sides of the rotating shaft passing through one end of the driving plate and extending toward the other end, an active synchronous belt pulley fixedly connected to the rotating shaft at one end of the fixed plate, a driven synchronous belt pulley slidably arranged on one end of the rotating shaft at the driving plate, multiple groups of pulley assemblies arranged at the outer ring of the driven synchronous belt pulley facing the driving plate and used for sliding connection to the driving plate, and corresponding annular slide grooves arranged on the driving plate for sliding of multiple groups of pulley assemblies; sliding grooves for sliding on two long strip protrusions are arranged on both sides of the place where the driven synchronous belt pulley is in contact with the outer wall of the rotating shaft; the active synchronous belt pulley and the driven synchronous belt pulley are respectively connected to two groups of clamping assemblies directly through synchronous belts.

[0006] Preferably, the multiple pulley assemblies include an L-shaped connector arranged on the outer ring of the driven synchronous pulley facing the driving plate, and a screw rod ball bearing with limited sliding arranged in an annular groove; the screw rod thread of the screw rod ball bearing is threadedly connected to the L-shaped connector.

[0007] Preferably, the two groups of clamping assemblies include a bearing arranged in a fixed plate or a driving plate, a driving shaft horizontally arranged between the fixed plate and the driving plate and rotatably connected to the bearing at one end, a turntable arranged on the other end of the driving shaft, limit plates respectively arranged at the upper and lower ends of a side of the turntable away from the driving shaft, an adjusting screw vertically threadedly connected to the middle part of one of the two limit plates and with the threaded end passing through the limit plate to between the two limit plates, and a pressing plate arranged on one end of the adjusting screw between the two limit plates for pressing the product; the pressing plate and the adjusting screw are connected by a bearing.

[0008] Preferably, rubber pads are provided on the surfaces of the two pressing plates facing the two limiting plates.

[0009] Due to the application of the above technical solution, the utility model has the following advantages compared with the prior art:

[0010] The utility model arranges the synchronous belt driving component in the base, and on the basis of the original synchronously rotating two sets of clamping components, the space for product rotation is enlarged, so that it can be suitable for products of more sizes, and the practicality is greatly improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] The technical solution of the utility model is further described below in conjunction with the accompanying drawings:

[0012] Attached Figure 1 It is a schematic diagram of the overall structure of the positioning device for precision sheet metal production described in the utility model;

[0013] Attached Figure 2 It is a schematic cross-sectional structure diagram of the positioning device for precision sheet metal production according to the utility model;

[0014] Attached Figure 3 The utility model is a positioning device for precision sheet metal production Figure 2 A local enlarged structural schematic diagram;

[0015] Attached Figure 4 This is a front structural schematic diagram of a driving plate of a positioning device for precision sheet metal production according to the utility model;

[0016] Attached Figure 5 The utility model is a positioning device for precision sheet metal production Figure 4 Schematic diagram of the local enlarged structure at point B.

[0017] Among them: 1. Base; 2. Groove; 3. Fixed plate; 4. Drive plate; 5. Clamping assembly; 51. Bearing; 52. Drive shaft; 53. Turntable; 54. Limit plate; 55. Adjusting screw; 56. Pressure plate; 6. Synchronous belt drive assembly; 61. Rotating shaft; 62. Long protrusion; 63. Active synchronous pulley; 64. Driven synchronous pulley; 65. Pulley assembly; 651. L-shaped connector; 652. Screw rod ball bearing; 66. Annular slide groove; 67. Sliding groove; 7. Handwheel; 8. Limit bolt; 9. Screw module; 10. Connecting plate; 11. Rubber pad. DETAILED DESCRIPTION

[0018] The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

[0019] Attached Figure 1-5The positioning device for precision sheet metal production described in the utility model comprises a base 1, a groove 2 arranged in the middle of the top surface of the base 1 and placed in a long strip along the length direction of the base 1, a fixed plate 3 arranged on one side of the top surface of the base 1 in the width direction, a driving plate 4 slidably arranged in the groove 2, a clamping assembly 5 rotatably arranged on the opposite side of the fixed plate 3 and the driving plate 4 for clamping the two ends of the product, a synchronous belt driving assembly 6 rotatably arranged in the groove 2 and one end of which passes through the driving plate 4 and is located at one end of the groove 2 for driving the two groups of clamping assemblies 5 to rotate synchronously, a hand wheel 7 arranged on the other side of the fixed plate 3 for driving the clamping assembly 5 to rotate, and a hand wheel 7 threadedly connected to the hand wheel 7 and one end of which presses against the surface of the fixed plate 3 to limit the rotation of the hand wheel 7 The limiting bolts 8 are arranged on the base 1 on both sides of the groove 2 and placed along the length direction of the base 1. The connecting plates 10 connected to the output ends of the two sets of screw modules 9 are fixed on both sides of the driving plate 4 facing the two sets of screw modules 9. The synchronous belt drive assembly 6 includes a rotating shaft 61 rotatably arranged in the groove 2 and one end of which passes through the driving plate 4 and is located at one end in the groove 2, a long strip protrusion 62 arranged on both sides of the rotating shaft 61 passing through one end of the driving plate 4 and extending toward the other end, an active synchronous pulley 63 fixedly connected to the rotating shaft 61 at one end of the fixed plate 3, a driven synchronous pulley 64 slidably arranged on one end of the rotating shaft 61 at the driving plate 4, and a driven synchronous pulley 64 arranged on the driven synchronous pulley 64 facing the driving plate 4. The outer ring of one side of the plate 4 is used for sliding connection to multiple pulley assemblies 65 on the driving plate 4, and the corresponding annular grooves 66 are arranged on the driving plate 4 for the sliding of the multiple pulley assemblies 65; the driven synchronous pulley 64 and the outer wall of the rotating shaft 61 are provided with sliding grooves 67 for sliding on two long protrusions 62 on both sides; the active synchronous pulley 63 and the driven synchronous pulley 64 are directly connected to the two clamping assemblies 5 through synchronous belts respectively; the multiple pulley assemblies 65 include an L-shaped connecting piece 651 arranged on the outer ring of the driven synchronous pulley 64 facing the driving plate 4, and a screw rod ball bearing 652 limitedly slidingly arranged in the annular groove 66; the screw rod thread of the screw rod ball bearing 652 is connected to the L The two sets of clamping assemblies 5 include a bearing 51 arranged in the fixed plate 3 or the driving plate 4, a driving shaft 52 arranged horizontally between the fixed plate 3 and the driving plate 4 and rotatably connected to the bearing 51 at one end, a turntable 53 arranged on the other end of the driving shaft 52, limit plates 54 respectively arranged at the upper and lower ends of the turntable 53 away from the driving shaft 52, an adjusting screw 55 vertically threadedly connected to the middle of one of the two limit plates 54 and the threaded end passes through the limit plate 54 to the two limit plates 54, and a pressing plate 56 arranged on one end of the adjusting screw 55 between the two limit plates 54 for pressing the product; the pressing plate 56 and the adjusting screw 55 are connected by a bearing.

[0020] Furthermore, rubber pads 11 are provided on the surfaces of the two pressing plates 56 that are opposite to the two limiting plates 54 to prevent the sheet metal surface from being damaged.

[0021] When in use: In actual use, the two ends of the sheet metal are placed between the two limit plates 54 respectively, and the pressure plate 56 is moved down by rotating the adjusting screw 55, so as to press and position the sheet metal. When the sheet metal needs to be turned over, the limit bolt 8 is screwed so that the limit bolt 8 does not contact the fixed plate 3, and then the hand wheel 7 is rotated, and the hand wheel 7 drives the driving shaft 52 to rotate, and the driving shaft 52 drives the turntable 53 to rotate, and the turntable 53 drives the two limit plates 54 and the pressure plate 56 to rotate, and at the same time, the synchronous belt drives the active synchronous wheel to rotate, and the active synchronous wheel drives the rotating shaft 61 to rotate, and the rotating shaft 61 drives the driven synchronous wheel to rotate, so that The dynamic synchronous wheel drives the driving shaft 52 on the driving plate 4 to rotate through the synchronous belt, and then the corresponding connected turntable 53 and the two limit plates 54 and the pressure plate 56 on the turntable 53 also rotate, so that the two ends of the sheet metal also rotate. When the spacing needs to be adjusted, the bolts are taken out, and then the two sets of screw modules 9 are started. The screw modules 9 drive the driving plate 4 to move toward the fixed plate 3, and then the driven synchronous wheel slidably connected to the driving plate 4 also moves on the rotating shaft 61. When the position adjustment is completed, the two sets of screw modules 9 are stopped, and finally the corresponding processed sheet metal is installed. Since the screw module 9 is a prior art, it will not be described in detail.

[0022] The above are only specific application examples of the utility model, and do not constitute any limitation on the protection scope of the utility model. Any technical solution formed by equivalent transformation or equivalent replacement falls within the protection scope of the utility model.

Claims

1. A positioning device for precision sheet metal production, characterized in that: The invention comprises a base, a groove in the middle of the top surface of the base and arranged in a long strip along the length direction of the base, a fixed plate arranged on one side in the width direction of the top surface of the base, a driving plate slidably arranged in the groove, a clamping assembly rotatably arranged on the opposite sides of the fixed plate and the driving plate for clamping the two ends of the product, a synchronous belt driving assembly rotatably arranged in the groove and one end of which passes through the driving plate and is located at one end of the groove for driving the two groups of clamping assemblies to rotate synchronously, a handwheel arranged on the other side of the fixed plate for driving the clamping assembly to rotate, a limit bolt threadedly connected to the handwheel and one end of which presses against the surface of the fixed plate for limiting the rotation of the handwheel, and two groups of lead screw modules arranged on the base at both sides of the groove and placed along the length direction of the base; connecting plates connected to the output ends of the two groups of lead screw modules are fixed on both sides of the driving plate facing the two groups of lead screw modules.

2. The positioning device for precision sheet metal production according to claim 1, characterized in that: The synchronous belt drive assembly includes a rotating shaft rotatably set in a groove and one end of which passes through a driving plate located in the groove, long strip protrusions arranged on both sides of the rotating shaft passing through one end of the driving plate and extending toward the other end, an active synchronous belt pulley fixedly connected to the rotating shaft at one end of the fixed plate, a driven synchronous belt pulley slidably set on one end of the rotating shaft at the driving plate, multiple groups of pulley assemblies arranged at the outer ring of the driven synchronous belt pulley facing the driving plate for sliding connection to the driving plate, and corresponding annular sliding grooves arranged on the driving plate for sliding of multiple groups of pulley assemblies; sliding grooves for sliding on two long strip protrusions are arranged on both sides of the place where the driven synchronous belt pulley is in contact with the outer wall of the rotating shaft; the active synchronous belt pulley and the driven synchronous belt pulley are respectively connected to two groups of clamping assemblies directly through synchronous belts.

3. The positioning device for precision sheet metal production according to claim 2, characterized in that: The multiple pulley assemblies include an L-shaped connector arranged on the outer ring of the driven synchronous pulley facing the driving plate, and a screw rod ball bearing that is limitedly slidably arranged in an annular groove; the screw rod thread of the screw rod ball bearing is threadedly connected to the L-shaped connector.

4. The positioning device for precision sheet metal production according to claim 1, characterized in that: The two groups of clamping assemblies include a bearing arranged in a fixed plate or a driving plate, a driving shaft horizontally arranged between the fixed plate and the driving plate and rotatably connected to the bearing at one end, a turntable arranged on the other end of the driving shaft, limit plates respectively arranged at the upper and lower ends of the turntable away from the driving shaft, an adjusting screw vertically threadedly connected to the middle part of one of the two limit plates and with the threaded end passing through the limit plate to between the two limit plates, and a pressing plate arranged on one end of the adjusting screw between the two limit plates for pressing the product; the pressing plate and the adjusting screw are connected by a bearing.

5. The positioning device for precision sheet metal production according to claim 4, characterized in that: Rubber pads are arranged on the surfaces of the two pressing plates that are opposite to the two limiting plates.

Images