CN220296447U

CN220296447U - Clamp for producing radiating fin

Info

Publication number: CN220296447U
Application number: CN202321565288.8U
Authority: CN
Inventors: 徐盛进
Original assignee: Anhui Fengci Electronic Technology Co ltd
Current assignee: Anhui Fengci Electronic Technology Co ltd
Priority date: 2023-06-19
Filing date: 2023-06-19
Publication date: 2024-01-05
Anticipated expiration: 2033-06-19

Abstract

The utility model discloses a clamp for producing cooling fins, which comprises a bottom plate, wherein an electric push rod is arranged at the top of the bottom plate, a movable plate is connected to the output end of the electric push rod, and the movable plate is in limit connection with the bottom plate; the two sides of the bottom plate are internally provided with mounting holes, a limiting chassis is arranged in the mounting holes, a connecting column is connected with the limiting chassis, the surface of the connecting column is connected with a pressing plate in a sliding manner, and a reset spring is arranged between the pressing plate and the limiting chassis; through setting up fixed knot constructs, a plurality of transmission pieces can adjust each other's distance, make the contact clamp that the transmission piece is connected can fix the fin centre gripping of equidimension.

Description

Clamp for producing radiating fin

Technical Field

The utility model relates to the technical field of machining fixtures, in particular to a fixture for producing cooling fins.

Background

With the development of numerical control technology, the machining of parts of many products is completed by a numerical control machine tool, and a fixture is generally required to be mounted on the machine tool to clamp a workpiece or guide a tool, so that the workpiece is positioned to obtain a correct position relative to the machine tool and the tool, and the workpiece is reliably clamped in the machining of a cooling fin workpiece, and the workpiece is a thin workpiece, so that the pressure loss problem may occur in the clamping and machining processes.

An existing heat sink fixture, for example, a heat sink fixing fixture with publication number CN207027020U, includes a base plate and a fixing device; the fixing device comprises a positioning angle plate, a horizontal pushing device and a vertical compressing device; a T-shaped groove is transversely formed in the bottom plate; the positioning angle plate comprises an upright rod and two upright plates which are fixed on the upright rod and are mutually vertical;

when the size of the radiating fins is smaller than the distance between the positioning angle plates, the horizontal pushing plate pushes the radiating fins out of the gaps between the positioning angle plates, so that the clamp is fixed on the radiating fins with different sizes, various fixing positions exist, and even the small-size radiating fins cannot contact the vertical pressing device, so that the radiating fins cannot be pressed and fixed in the fixing process; meanwhile, the horizontal pushing plate is directly contacted and fixed with the radiating fins, so that the radiating fins can be damaged due to the fact that the extrusion force is too large and no buffer exists.

Disclosure of Invention

The utility model aims to solve the problem that the heat sink clamp in the background technology is only suitable for heat sinks with specific sizes and heat sinks with small sizes can not be pressed, and provides a clamp for producing heat sinks.

The aim of the utility model can be achieved by the following technical scheme:

the utility model provides a anchor clamps are used in fin production, includes the bottom plate, and the top of bottom plate is provided with electric putter, and electric putter's output is connected with the movable plate, spacing connection between movable plate and the bottom plate, its characterized in that, the top of bottom plate is provided with fixed knot constructs, fixed knot constructs and includes:

the fixing plate is arranged on one side of the bottom plate, a mounting groove is formed in the fixing plate, and a limiting rod is fixedly arranged in the mounting groove;

the transmission screw rod is rotatably arranged in the mounting groove, the surface of the transmission screw rod is connected with two transmission blocks in a threaded manner, the limiting rod penetrates through the transmission blocks, the outer side of the transmission block is rotatably connected with a contact clamp, and the contact clamp is elastically connected with the transmission blocks;

the movable plate and the fixed plate are arranged in a mirror image mode, and the movable plate is provided with a transmission block and a contact clamp in the same mode as the fixed plate;

the inside pressing structure that is provided with of bottom plate, pressing structure includes:

the mounting holes are arranged in the two sides of the bottom plate, a limiting chassis is arranged in the mounting holes, and the top of the limiting chassis is connected with a connecting column;

and the pressing plate is slidably connected with the surface of the connecting column, and a reset spring is arranged between the pressing plate and the limiting chassis.

As a further scheme of the utility model: the outside of the transmission block is provided with a mounting plate, and an extrusion spring is arranged between the mounting plate and the contact clamp.

As a further scheme of the utility model: one end of the transmission screw rod penetrates out from one side of the fixed plate or the movable plate, and a hand wheel is arranged on the penetrating side of the transmission screw rod.

As a further scheme of the utility model: the top both sides of bottom plate are provided with the sliding tray, and the movable plate bottom is provided with the sliding block, and the movable plate carries out slidable spacing connection through sliding block and sliding tray.

As a further scheme of the utility model: the top of spliced pole is provided with the dog.

The utility model has the beneficial effects that:

(1) According to the clamp for producing the radiating fins, the fixing structure is arranged, the distance between the transmission blocks of the fixing structure can be adjusted, so that the contact clamp rotationally connected with the transmission blocks can tightly clamp and fix the radiating fins with different sizes, the contact clamp is subjected to the elasticity of the extrusion spring to tightly fix the radiating fins and buffer the radiating fins, and the radiating fins are prevented from being damaged due to overlarge clamping force;

(2) According to the clamp for producing the radiating fins, the pressing structure is arranged, the connecting column and the limiting chassis are slidably connected in the mounting hole of the pressing structure, the pressing plate is rotated to enable the pressing plate to be in contact with and fix the radiating plate, then the pressing plate is released to enable the pressing plate to be tightly extruded on the surface of the radiating plate under the action of the elastic force of the reset spring, and the radiating fins with any size are pressed by rotating the pressing plate.

Drawings

The utility model is further described below with reference to the accompanying drawings.

FIG. 1 is a schematic view of a fixture for producing heat sinks according to the present utility model;

FIG. 2 is a schematic top view of a clip for producing a heat sink according to the present utility model;

fig. 3 is a schematic structural view of the pressing structure of the present utility model.

In the figure: 1. a bottom plate; 2. a fixed structure; 21. a fixing plate; 22. a mounting groove; 23. a transmission screw rod; 24. a transmission block; 25. a limit rod; 26. a mounting plate; 27. a contact clip; 28. a hand wheel; 29. a moving plate; 210. extruding a spring; 3. a driving structure; 31. a connecting plate; 32. an electric push rod; 33. a sliding groove; 4. a pressing structure; 41. a mounting hole; 42. a connecting column; 43. a limiting chassis; 44. a return spring; 45. pressing the plate; 46. and a stop block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the utility model discloses a clamp for producing cooling fins, which comprises a bottom plate 1, wherein a fixing structure 2 is arranged at the top of the bottom plate 1, a fixing plate 21 of the fixing structure 2 is arranged at one side of the bottom plate 1, a mounting groove 22 is formed in the center of the fixing plate 21, a transmission screw rod 23 is rotatably arranged in the mounting groove 22, two transmission blocks 24 are connected with the surface of the transmission screw rod 23 in a threaded manner, the threads on the two end surfaces of the transmission screw rod 23 turn oppositely, a limit rod 25 is fixedly arranged in the mounting groove 22, the limit rod 25 penetrates through the two transmission blocks 24, and the transmission blocks 24 can be slidably connected with the surface of the limit rod 25; because the screw threads on the two end surfaces of the transmission screw rod 23 are opposite in direction, the two transmission blocks 24 connected with the surfaces are limited by the limiting rod 25 to move in opposite directions when the transmission screw rod 23 rotates; the outer sides of the two transmission blocks 24 are fixedly provided with mounting plates 26, the outer sides of the transmission blocks 24 are rotatably connected with contact clips 27, and an extrusion spring 210 is arranged between the mounting plates 26 and the contact clips 27 on the same transmission block 24; the top of the bottom plate 1 is slidably connected with a moving plate 29, the moving plate 29 and the fixed plate 21 are arranged in a mirror image manner, and a transmission screw rod 23, a transmission block 24, a limiting rod 25, a mounting plate 26, a contact clamp 27 and a compression spring 210 are arranged in the moving plate 29 in the same manner as the fixed plate 21; one end of the transmission screw rod 23 on both sides penetrates out from one side of the fixed plate 21 or the movable plate 29, and one end of the transmission screw rod 23 penetrating out is fixedly provided with a hand wheel 28.

The surface of the bottom plate 1 is provided with a driving structure 3, a connecting plate 31 of the driving structure 3 is fixedly connected with the top of the bottom plate 1, the side surface of the connecting plate 31 is provided with an electric push rod 32, the output end of the electric push rod 32 is fixedly connected with one surface of the moving plate 29, the two sides of the bottom plate 1 are respectively provided with a sliding groove 33, the two sides of the bottom of the moving plate 29 are provided with sliding blocks, and the moving plate 29 is in slidable limit connection with the sliding grooves 33 through the sliding blocks at the bottom; the inside of the bottom plate 1 is provided with a pressing structure 4, mounting holes 41 of the pressing structure 4 are arranged inside two sides of the bottom plate 1, the mounting holes 41 are slidably provided with a limiting chassis 43, the top of the limiting chassis 43 is fixedly connected with a connecting column 42, the circumferential side surface of the connecting column 42 is sleeved with a pressing plate 45, and the pressing plate 45 is fixedly connected with the connecting column 42; a return spring 44 is arranged between the bottom surface of the pressing plate 45 and the limiting chassis 43, two ends of the return spring 44 are fixedly connected with the pressing plate 45 and the limiting chassis 43 respectively, and a stop block 46 is arranged at the top of the connecting column 42.

When the fixture for producing the radiating fins is used, the radiating fins are firstly placed on one side close to the fixed plate 21, and then the switch of the electric push rod 32 is started to enable the output end of the electric push rod 32 to drive the movable plate 29 to be close to one side of the radiating fins; then, by rotating the hand wheel 28 on the surface of the fixed plate 21 or the moving plate 29, the hand wheel 28 drives the transmission screw rod 23 to rotate, the transmission block 24 can be subjected to the acting force of the transmission screw rod 23 and the limiting action of the limiting rod 25, and the transmission blocks 24 on two sides of the surface of the same transmission screw rod 23 move in opposite directions, so that the distance between the two contact clamps 27 is adjusted, the two contact clamps 27 are contacted with the radiating fins to rotate, the contact clamps 27 are extruded by the extrusion springs 210 arranged on the mounting plate 26, the contact clamps 27 can be tightly attached with the radiating fins, and the radiating fins are fixed; before the heat sink is fixed by the fixing structure 2, the surface of the heat sink can be pressed by the pressing structure 4, the pressing plate 45 is driven to move upwards by hands, the pressing plate 45 drives the limiting chassis 43 and the connecting column 42 to move upwards by the reset spring 44, when the limiting chassis 43 contacts the top surface of the mounting hole 41, the pressing plate 45 can move upwards on the surface of the connecting column 42, so that the pressing plate 45 moves to the upper side of the heat sink, and at the moment, the reset spring 44 is prolonged; then through rotatory pressing plate 45, pressing plate 45 drives spacing chassis 43 rotation through spliced pole 42, makes pressing plate 45 rotate to the position that can the fixed contact fin, then loosens the elastic potential energy that pressing plate 45 released reset spring 44, and pressing plate 45 bottom receives reset spring 44's elasticity close contact heating panel's surface, plays stable pressing to the heating panel.

The working principle of the utility model is as follows: according to the clamp for producing the radiating fins, the fixing structure 2 is arranged, the distance between the transmission blocks 24 of the fixing structure 2 can be adjusted, so that the contact clamps 27 which are rotationally connected with the transmission blocks 24 can tightly clamp and fix the radiating fins with different sizes, and the contact clamps 27 are tightly fixed by the elasticity of the extrusion springs 210; through having set up pressing structure 4, slidable is connected with spliced pole 42 and spacing chassis 43 in pressing structure 4's the mounting hole 41, drives spacing chassis 43 and spliced pole 42 through sliding pressing plate 45 and reciprocates, and pressing plate 45 receives the elasticity of reset spring 44 of below, then rotates pressing plate 45 makes it can contact fixed heating panel, then releases pressing plate 45 makes it receive reset spring 44 elasticity effect to carry out closely extrusion to the heating panel surface.

The foregoing describes one embodiment of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.

Claims

1. The utility model provides a anchor clamps are used in fin production, includes bottom plate (1), and the top of bottom plate (1) is provided with electric putter (32), and the output of electric putter (32) is connected with movable plate (29), spacing connection between movable plate (29) and bottom plate (1), its characterized in that, the top of bottom plate (1) is provided with fixed knot constructs (2), fixed knot constructs (2) include:

a fixed plate (21) which is arranged on one side of the bottom plate (1), wherein an installation groove (22) is arranged in the fixed plate (21), and a limit rod (25) is fixedly arranged in the installation groove (22);

the transmission screw rod (23) is rotatably arranged in the mounting groove (22), two transmission blocks (24) are connected to the surface of the transmission screw rod (23) in a threaded manner, the limiting rod (25) penetrates through the transmission blocks (24), the outer side of the transmission blocks (24) is rotatably connected with a contact clamp (27), and the contact clamp (27) is elastically connected with the transmission blocks (24);

the movable plate (29) is arranged in a mirror image with the fixed plate (21), and the movable plate (29) is provided with a transmission block (24) and a contact clip (27) in the same way as the fixed plate (21);

the inside pressing structure (4) that is provided with of bottom plate (1), pressing structure (4) include:

the mounting holes (41) are formed in the two sides of the bottom plate (1), limiting base plates (43) are arranged in the mounting holes (41), and connecting columns (42) are connected to the tops of the limiting base plates (43);

and a pressing plate (45) slidably connected to the surface of the connecting column (42), wherein a return spring (44) is provided between the pressing plate (45) and the limiting chassis (43).

2. The jig for producing heat sink according to claim 1, wherein a mounting plate (26) is provided outside the transmission block (24), and a pressing spring (210) is provided between the mounting plate (26) and the contact clip (27).

3. The jig for producing the radiating fin according to claim 1, wherein one end of the transmission screw (23) is penetrated out from the side of the fixed plate (21) or the moving plate (29), and a hand wheel (28) is provided at the side of the transmission screw (23) penetrated out.

4. The jig for producing heat sink according to claim 1, wherein slide grooves (33) are provided on both sides of the top of the base plate (1), a slide block is provided on the bottom of the moving plate (29), and the moving plate (29) is slidably and limitedly connected with the slide grooves (33) through the slide block.

5. The jig for fin production according to claim 1, wherein a stopper (46) is provided at the top of the connecting column (42).