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CN-224223654-U - Automatic centering clamping mechanism

CN224223654UCN 224223654 UCN224223654 UCN 224223654UCN-224223654-U

Abstract

The utility model relates to an automatic centering mechanism, concretely relates to automatic centering clamping mechanism, including base slider, preceding riser, cylinder fixed plate, cylinder, left long rack, right long rack, left gear, right gear, gear shaft, base T type slide rail, die holder, back riser, short gear strip hydro-cylinder push pedal, cylinder connector, T type slide rail, external fixation board, interior clamping plate, base slider is connected through the bolt with preceding riser on one side, and the another side is connected through the bolt with back riser, and the top of base slider is connected with base T type slide rail; the top of the base T-shaped slide rail is connected with the die holder; the die holder is fixed mutually through the bolt with left long rack in the front, and is fixed mutually through the bolt with right long rack in the back, and the die holder side is fixed mutually through bolt and cylinder fixed plate, and the die holder top is connected with T type slide rail, the utility model has the advantages of can automatic centering, reduce workman's work load, improved machining precision and efficiency.

Inventors

  • XU BOLIAN
  • XIE YONGDE

Assignees

  • 漳州市伯廉机械设备有限公司

Dates

Publication Date
20260512
Application Date
20250430

Claims (5)

  1. 1. An automatic centering clamping mechanism comprises a base sliding block (1), a front vertical plate (2), an air cylinder fixing plate (3), an air cylinder (4), a left long rack (5), a right long rack (16), a left gear (6), a right gear (17), a gear shaft (7), a base T-shaped sliding rail (8), a die holder (9), a rear vertical plate (10), a short gear cylinder push plate (11), an air cylinder connector (12), a T-shaped sliding rail (13), an outer fixing plate (14) and an inner clamping plate (15), and is characterized in that one side of the base sliding block (1) is connected with the front vertical plate (2) through bolts, the other side of the base sliding block is connected with the rear vertical plate (10) through bolts, the top of the base sliding block (1) is connected with the base T-shaped sliding rail (8), the top of the base T-shaped sliding rail (8) is connected with the die holder (9), the front of the die holder (9) is fixed with the left long rack (5) through bolts, the rear side of the die holder (9) is fixed with the right long rack (16) through bolts, the gear shaft (9) is fixed with the air cylinder fixing plate (3) through bolts, the top of the die holder (9) is connected with the top of the air cylinder fixing plate (3) through bolts, the top of the base sliding rail (7) is connected with the left vertical plate (7) through bolts, the right side is connected with a right gear (17) and a rear vertical plate (10), the gear (6) is connected with a left long rack (5), the right gear (17) is connected with a right long rack (16), an inner clamping plate (15) is fixed with a T-shaped sliding rail (13) and a die holder (9) through bolts, the bottoms of short rack cylinder pushing plates (11) are respectively connected with the T-shaped sliding rail (13), the left gear (6) and the right gear (17), an outer fixing plate (14) is arranged on the short rack cylinder pushing plates (11), a cylinder connector (12) is arranged on the short rack cylinder pushing plates (11), and a cylinder (4) is connected with the cylinder connector (12).
  2. 2. The automatic centering and clamping mechanism according to claim 1 is characterized in that an outer fixing plate (14) and a cylinder connector (12) on a short gear bar cylinder push plate (11) are arranged oppositely, the outer fixing plate (14) and an inner clamping plate (15) are arranged oppositely, a sliding groove matched with a T-shaped sliding rail (13) is arranged in the middle of the bottom of the short gear bar cylinder push plate (11), and racks matched with a left gear (6) and a right gear (17) are arranged on two sides of the sliding groove.
  3. 3. The self-centering clamping mechanism according to claim 1, wherein a sliding groove matched with the base T-shaped sliding rail (8) is arranged in the middle of the top of the base sliding block (1).
  4. 4. The self-centering clamping mechanism according to claim 1, wherein a strip through hole extending left and right is arranged in front of the die holder (9), and the gear shaft (7) is arranged in the strip through hole.
  5. 5. The automatic centering clamping mechanism according to claim 1 is characterized in that the left side of the gear shaft (7) is fixed with the left gear (6) through a bolt structure and then connected with the front vertical plate (2) through a bearing, and the right side of the gear shaft (7) is fixed with the right gear (17) through a bolt structure and then connected with the rear vertical plate (10) through a bearing.

Description

Automatic centering clamping mechanism Technical Field The utility model relates to an automatic centering mechanism, in particular to an automatic centering clamping mechanism. Background Machining of tubular workpieces during machining and assembly, centering and clamping of the workpieces is a critical step in ensuring machining accuracy and efficiency. The traditional clamping mechanism generally needs manual adjustment, not only consumes a large amount of manpower, but also has low efficiency, and is more difficult to ensure the stability and the accuracy of centering. Therefore, in order to solve the above problems, a self-centering clamping mechanism is proposed. Disclosure of utility model The utility model aims to provide an automatic centering clamping mechanism which realizes automatic centering and clamping of a workpiece through cylinder driving and gear transmission and improves machining precision and efficiency. To solve the problems set forth in the background art. In order to achieve the above purpose, the present utility model provides the following technical solutions: An automatic centering clamping mechanism comprises a base sliding block, a front vertical plate, an air cylinder fixing plate, an air cylinder, a left long rack, a right long rack, a left gear, a right gear, a gear shaft, a base T-shaped sliding rail, a die holder, a rear vertical plate, a short gear strip oil cylinder push plate, an air cylinder connector, a T-shaped sliding rail, an outer fixing plate and an inner clamping plate, and is characterized in that one side of the base sliding block is connected with the front vertical plate through a bolt, the other side of the base sliding block is connected with the rear vertical plate through a bolt, and the top of the base sliding block is connected with the base T-shaped sliding rail; the top of the base T-shaped slide rail is connected with a die holder, the front of the die holder is fixed with a left long toothed bar through a bolt, the rear of the die holder is fixed with a right long toothed bar through a bolt, the side edge of the die holder is fixed with a cylinder fixing plate through a bolt, the top of the die holder is connected with the T-shaped slide rail, a gear shaft is arranged in the middle of the die holder in a penetrating manner, the left side of the gear shaft is connected with a left gear and a front vertical plate, the right side of the gear shaft is connected with a right gear and a rear vertical plate, the left gear is connected with the left long toothed bar, the right gear is connected with the right long toothed bar, an inner clamping plate is fixed with the T-shaped slide rail and the die holder through a bolt, the bottom of a short toothed bar cylinder push plate is respectively connected with the T-shaped slide rail, the left gear and the right gear, an outer fixing plate is arranged on the short toothed bar cylinder push plate, a cylinder connector is arranged on the short toothed bar cylinder push plate, and the cylinder is connected with the cylinder connector. As the preferable scheme of the utility model, the outer fixing plate and the cylinder connector on the short gear bar cylinder push plate are arranged in a back-to-back manner, the outer fixing plate and the inner clamping plate are arranged in a opposite manner, a sliding groove matched with a T-shaped sliding rail is arranged in the middle of the bottom of the short gear bar cylinder push plate, and racks matched with a left gear and a right gear are arranged on two sides of the sliding groove. As a preferable scheme of the utility model, a sliding groove matched with the T-shaped sliding rail of the base is arranged in the middle of the top of the base sliding block. As a preferable scheme of the utility model, a strip through hole which runs left and right is arranged in front of the die holder, and the gear shaft is arranged in the strip through hole. The left side of the gear shaft is fixed with the left gear through a bolt structure and then connected with the front vertical plate through a bearing, and the right side of the gear shaft is fixed with the right gear through a bolt structure and then connected with the rear vertical plate through a bearing. Compared with the prior art, the utility model has the beneficial effects that: The utility model has the advantages of automatic centering, ensured centering stability and precision, reduced workload of workers and improved polishing quality and efficiency. Drawings FIG. 1 is a schematic diagram of an explosive structure according to the present utility model; FIG. 2 is a schematic view of a clamping perspective structure of the utility model; FIG. 3 is a schematic view of a clamping side structure of the present utility model; fig. 4 is a schematic view of an unclamped three-dimensional structure of the utility model. In the figure, 1, a base sliding block; 2, a front vertical plate, 3, a cylinder fixing plate, 4, a cylin