Fixture positioning mechanism for part machining

Abstract

The utility model relates to the technical field of part machining, and discloses a clamp positioning mechanism for part machining, which comprises a fixing table and a positioning block, a water guide groove is arranged in the fixing table, the fixing table is U-shaped, the positioning block is arranged on the inner side of the fixing table, and the positioning block is arranged on the inner side of the fixing table. A piston groove is horizontally formed in the inner wall of the side, close to the positioning block, of the water guide groove. Water in the corresponding water tank can be injected into the piston groove communicated with the water guide groove through the water pump water inlet pipe, so that the piston is pushed to move in the piston groove, the positioning blocks on the two sides of the fixing table can be pushed to move relatively through the connecting rod, and therefore parts on the inner side of the fixing table are clamped and fixed. And a plurality of sets of positioning blocks are arranged on the two sides of the fixing table, when the positioning blocks on the two sides of the fixing table are attached to the outer sides of the parts, the pistons stop moving in the piston grooves, and the irregular parts can be further clamped and fixed.

Description

Technical Field

[0001] The utility model relates to the technical field of parts processing, in particular to a fixture positioning mechanism for parts processing. Background Art

[0002] The general positioning mechanism of the fixture for parts processing is composed of a base, a fixed clamping block, a movable clamping block and a threaded rod. The user can rotate the threaded rod to drive the movable clamping block to move toward the fixed clamping block, so that the two clamping blocks clamp the parts to be processed.

[0003] After searching, the authorization announcement number is CN219212355U, which discloses a fixture positioning mechanism for parts processing, including a base, a rotating plate rotatably connected to the top of the base, a fixed clamping block fixedly connected to the side wall of the rotating plate, a slide rail fixed to the side wall of the fixed clamping block, and a movable clamping block is slidably connected to the slide rail, a threaded rod rotatably connected to the side wall of the fixed clamping block, and the threaded rod is threadedly connected to the movable clamping block, and the end of the threaded rod is fixed to a handwheel.

[0004] In the process of realizing the utility model, the inventors found that at least the following problems in the prior art have not been solved: the user can turn the hand wheel to drive the threaded rod to rotate, and the rotation of the threaded rod will drive the movable clamping block to slide close to the fixed clamping block, and then the movable clamping block and the fixed clamping block cooperate to clamp the parts. However, during use, only regular parts can be clamped, and irregular parts cannot be effectively clamped.

[0005] Therefore, we propose a fixture positioning mechanism for parts processing, which can solve the above problems. Utility Model Content

[0006] The utility model aims to provide a fixture positioning mechanism for parts processing, which solves the problems raised in the background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a fixture positioning mechanism for parts processing, comprising a fixed table, a water guide groove is provided inside the fixed table, and also comprises a positioning block, the fixed table is U-shaped, the positioning block is placed on the inner side of the fixed table, a piston groove is horizontally provided on the inner wall of the water guide groove close to the positioning block, the piston grooves are evenly distributed inside the fixed table from front to back, and the piston grooves correspond to the positioning blocks one by one, a piston is slidably connected inside the piston groove, a connecting rod is horizontally fixedly installed on the side of the piston close to the positioning block, one end of the connecting rod is fixedly connected to the middle part of one side of the positioning block, a spring is provided inside the piston groove, and the spring is sleeved on the outside of the connecting rod.

[0008] As an optional solution of the technical solution of the present application, a water pump inlet pipe and a water pump suction pipe are fixedly installed on both sides of the fixed platform, and the water pump inlet pipe and the water pump suction pipe are respectively connected to the bottom ends of the inner walls on both sides of the water guide groove.

[0009] As an optional solution of the technical solution of the present application, a limiting groove is provided through the inner wall of one side of the piston groove, and the limiting groove is slidably connected to the connecting rod.

[0010] As an optional solution of the technical solution of the present application, a sealing ring is bonded to the outer side of the piston, and the sealing ring is in contact with the inner wall of the piston groove.

[0011] As an optional solution of the technical solution of the present application, the size of the connecting rod matches that of the piston groove, and a rubber pad is bonded to the other side of the positioning block.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows: water in the corresponding water tank can be injected into the piston groove connected to the water guide groove through the water pump inlet pipe, thereby pushing the piston to move in the piston groove, and the positioning blocks on both sides of the fixed platform can be pushed to move relative to each other through the connecting rod, so as to clamp the parts on the inner side of the fixed platform. Multiple groups of positioning blocks are arranged on both sides of the fixed platform. When the positioning blocks on both sides of the fixed platform are in contact with the outer sides of the parts, the piston stops moving in the piston groove, and irregular parts can be further clamped. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

[0014] Figure 1 This is a top view of the connection between the water guide groove and the piston groove of a fixture positioning mechanism for parts processing of the utility model;

[0015] Figure 2 The utility model is a front view of a fixture positioning mechanism for parts processing.

[0016] In the figure: 1, fixed platform; 11, water guide groove; 12, piston groove; 13, piston; 14, connecting rod; 15, positioning block; 2, limit groove; 21, sealing ring; 22, rubber pad; 23, water pump inlet pipe; 24, water pump suction pipe; 25, spring. DETAILED DESCRIPTION

[0017] See also Figure 1-Figure 2The utility model provides a technical solution: a fixture positioning mechanism for parts processing, comprising a fixed platform 1, a water guide groove 11 is opened inside the fixed platform 1, and also comprises a positioning block 15, the fixed platform 1 is U-shaped, the positioning block 15 is placed on the inner side of the fixed platform 1, and a piston groove 12 is horizontally opened on the inner wall of the water guide groove 11 close to the positioning block 15, the piston 13 grooves 12 are evenly distributed inside the fixed platform 1 from front to back, and the piston grooves 12 correspond to the positioning blocks 15 one by one, the piston 13 is slidably connected inside the piston groove 12, and a connecting rod 14 is horizontally fixedly installed on one side of the piston 13 close to the positioning block 15, one end of the connecting rod 14 is fixedly connected to the middle part of one side of the positioning block 15, and a water pump inlet pipe 23 and a water pump suction pipe 24 are respectively fixedly installed on both sides of the fixed platform 1, and the water pump inlet pipe 23 and the water pump suction pipe 24 are respectively connected to the bottom ends of the inner walls on both sides of the water guide groove 11.

[0018] In this technical solution, the corresponding water pump is controlled to work, and the water in the corresponding water tank can be injected into the piston groove 12 connected to the water guide groove 11 through the water pump inlet pipe 23, so as to push the piston 13 to move in the piston groove 12, and the positioning blocks 15 on both sides of the fixed platform 1 can be pushed to move relative to each other through the connecting rod 14, so as to clamp the parts inside the fixed platform 1. By providing multiple groups of positioning blocks 15 on both sides of the fixed platform 1, when the positioning blocks 15 on both sides of the fixed platform 1 are in contact with the outer sides of the parts, the piston 13 stops moving in the piston groove 12, and can further clamp irregular parts.

[0019] In this embodiment, a limiting groove 2 is formed through the inner wall of one side of the piston groove 12 , and the limiting groove 2 is slidably connected to the connecting rod 14 . A spring 25 is provided inside the piston groove 12 , and the spring 25 is sleeved on the outer side of the connecting rod 14 .

[0020] In this technical solution, the corresponding water pump is controlled to work, and the water in the water guide groove 11 can be pumped out through the water pump suction pipe 24. The elastic force of the spring 25 can push the pistons 13 on both sides of the fixed platform 1 to move in the opposite direction and reset, and further pull the positioning block 15 to separate from the parts, making it convenient for the staff to collect.

[0021] In this embodiment, a sealing ring 21 is bonded to the outer side of the piston 13 , the sealing ring 21 fits the inner wall of the piston groove 12 , the connecting rod 14 matches the size of the piston groove 12 , and a rubber pad 22 is bonded to the other side of the positioning block 15 .

[0022] In this technical solution, a sealing ring 21 is bonded to the outer side of the piston 13, which can improve the sealing performance of the connection between the piston 13 and the inner wall of the piston groove 12, thereby preventing water leakage in the piston groove 12 and affecting the clamping effect of the positioning block 15 on the parts.

[0023] When a fixture positioning mechanism for processing parts is used, the parts are placed on the inner side of the fixed platform 1, and the corresponding water pump is controlled to work. The water in the corresponding water tank can be injected into the piston groove 12 connected to the water guide groove 11 through the water pump water inlet pipe 23, thereby pushing the piston 13 to move in the piston groove 12, and the positioning blocks 15 on both sides of the fixed platform 1 can be pushed to move relatively through the connecting rod 14, so as to clamp the parts on the inner side of the fixed platform 1. Multiple groups of positioning blocks 15 are arranged on both sides of the fixed platform 1. When the positioning blocks 15 on both sides of the fixed platform 1 are in contact with the outer side of the parts, the piston 13 stops moving in the piston groove 12, and further irregular parts can be clamped. When the processed parts need to be collected, the corresponding water pump is controlled to work, and the water in the water guide groove 11 and the piston groove 12 can be pumped out through the water pump water pipe 24. The elastic force of the spring 25 can push the pistons 13 on both sides of the fixed platform 1 to move in the opposite direction and reset, and further pull the positioning blocks 15 to separate from the parts, which is convenient for the staff to collect.

Claims

1. A fixture positioning mechanism for parts processing, comprising a fixed platform (1), wherein a water guide groove (11) is provided inside the fixed platform (1), characterized in that: The invention also comprises a positioning block (15), wherein the fixing platform (1) is U-shaped, the positioning block (15) is arranged on the inner side of the fixing platform (1), a piston groove (12) is horizontally provided on the inner wall of the water guide groove (11) on the side close to the positioning block (15), the piston grooves (12) are evenly distributed inside the fixing platform (1) from front to back, and the piston grooves (12) correspond to the positioning blocks (15) one by one, a piston (13) is slidably connected inside the piston groove (12), a connecting rod (14) is horizontally fixedly installed on the side of the piston (13) close to the positioning block (15), one end of the connecting rod (14) is fixedly connected to the middle part of one side of the positioning block (15), a spring (25) is arranged inside the piston groove (12), and the spring (25) is sleeved on the outer side of the connecting rod (14).

2. A fixture positioning mechanism for parts processing according to claim 1, characterized in that: A water pump inlet pipe (23) and a water pump suction pipe (24) are fixedly mounted on both sides of the fixed platform (1), and the water pump inlet pipe (23) and the water pump suction pipe (24) are respectively connected to the bottom ends of the inner walls on both sides of the water guide groove (11).

3. The fixture positioning mechanism for parts processing according to claim 1, characterized in that: A limiting groove (2) is formed through the inner wall of one side of the piston groove (12), and the limiting groove (2) is slidably connected to the connecting rod (14).

4. The fixture positioning mechanism for parts processing according to claim 1, characterized in that: A sealing ring (21) is bonded to the outer side of the piston (13), and the sealing ring (21) is in contact with the inner wall of the piston groove (12).

5. The fixture positioning mechanism for parts processing according to claim 1, characterized in that: The connecting rod (14) matches the size of the piston groove (12), and a rubber pad (22) is bonded to the other side of the positioning block (15).

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