CN216463111U

CN216463111U - Positioning and clamping device for machining

Info

Publication number: CN216463111U
Application number: CN202122480229.8U
Authority: CN
Inventors: 石阳; 屈宁; 宿华龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-14
Filing date: 2021-10-14
Publication date: 2022-05-10
Anticipated expiration: 2031-10-14

Abstract

The utility model discloses a positioning and clamping device for machining, which comprises a base, wherein moving seats are arranged on two sides of the top of the base, guide grooves are formed in two sides of the top of the base, integrated guide blocks are arranged on two sides of the bottom of the moving seat, the base and the moving seat slide in a limiting manner through the guide grooves and the guide blocks, an inner hexagonal screw is rotationally arranged on the inner side of the base, and an integrated nut seat is arranged at the bottom of the moving seat; the clamping plate capable of being adjusted in multiple directions is arranged on the clamping device, the movable seat and the clamping block capable of moving up and down are moved through two sides, so that the clamping device can clamp more workpieces, the application range of the clamping device is improved, the clamping device can be used for clamping workpieces generally, the special workpieces can be prevented from being damaged by clamping through the cushion blocks arranged between the clamping block and the movable seat of the clamping device and used for clamping workpieces, and the practicability of the clamping device is improved.

Description

Positioning and clamping device for machining

Technical Field

The utility model belongs to the technical field of tool fixtures, and particularly relates to a positioning and clamping device for machining.

Background

The fixture is a general term for various tools used in the manufacturing process, including tools, clamps, dies, measuring tools, checking tools, auxiliary tools, bench tools, and station tools, which are generally referred to as simply tools, the fixture is a process device for quickly fastening a workpiece during processing to keep a machine tool, a tool, and a workpiece at correct relative positions, that is, the fixture is an indispensable component for machining, the fixture technology is developing towards high precision, high efficiency, module, combination, general use, and economic direction under the drive of the machine tool technology developing towards high speed, high efficiency, precision, composite, intelligent, and environmental protection, the fixture is also called as a fixture, and in a broad sense, in any process in the process, the device for quickly, conveniently, and safely installing the workpiece can be called as a fixture, such as a welding fixture, an inspection fixture, an assembly fixture, a machine tool fixture, and the like, among which machine tool fixtures are most common, often referred to simply as a clamp.

The existing positioning and clamping device for machining needs to position and clamp a workpiece generally in the machining process, the clamping device commonly used is provided with a tooling fixture, when the tooling fixture is used, the size range of the workpiece clamped by the fixture commonly used is limited, and the workpiece clamping device has different applicability to workpieces of different specifications, so that the practicability of the clamping device is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a positioning and clamping device for machining, and aims to solve the problems that the conventional positioning and clamping device for machining, which is provided in the background art, needs to position and clamp a workpiece generally in the machining process, and a common clamping device is provided with a tool clamp.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a location clamping device for machining, includes the base, the removal seat has been installed to the top both sides of base, the guide way has been seted up to the top both sides of base, the bottom both sides of removing the seat are provided with the guide block of integral type, the base passes through the guide way with the removal seat and the spacing slip of guide block, just the inboard rotation of base has installed the allen screw rod, the bottom of removing the seat is provided with the nut seat of integral type, it installs through the nut seat rotation on the allen screw rod to remove the seat, just the top of removing the seat is rotated and has been installed lifting screw, lifting screw's one end is established soon through the screw and is installed the clamp splice, the fixed pin rod of having installed in top both sides of removing the seat, just the pin rod runs through the both sides of clamp splice.

Preferably, a cushion block is arranged on one side of the bottom of the clamping block, limiting grooves are symmetrically formed in two sides of the bottom of the clamping block, an integrated limiting block is arranged at the top of the cushion block, and the clamping block and the cushion block are slidably clamped with the limiting grooves through the limiting block.

Preferably, the top of the movable seat is symmetrically provided with cushion blocks with the same structure.

Preferably, the two ends of the clamping block are limited to lift through two pin rods.

Preferably, the top of the lifting screw rod is provided with a rotating handle in a penetrating manner, and the surface of the rotating handle is sleeved with a rubber sleeve.

Preferably, the two moving seats are installed and moved oppositely through the two hexagon socket head cap screws.

Compared with the prior art, the utility model has the beneficial effects that:

(1) when the existing positioning and clamping device for machining is used, the size range of a workpiece clamped by a common clamp is limited, the workpiece has different applicability to workpieces of different specifications, a clamping plate capable of being adjusted in multiple directions is arranged on the clamping device, and the device can be suitable for clamping more workpieces through a moving seat moving on two sides and a clamping block capable of moving up and down, so that the application range of the device is improved, and the practicability of the device is improved;

(2) when the device is used for clamping workpieces, if the machined workpieces are special, the workpieces are easy to damage due to a common clamping structure, the workpieces are clamped and damaged due to the fact that the cushion blocks which are detachable are arranged between the clamping blocks and the moving seat of the device, and the workpieces are clamped through the cushion blocks, so that the practicability of the device is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic right-side cross-sectional view of the present invention;

FIG. 3 is a schematic view of a rear view of the mounting of the clamping block and the cushion block of the present invention;

in the figure: 1. a base; 2. a guide groove; 3. a guide block; 4. an inner hexagonal screw; 5. a movable seat; 6. a pin rod; 7. turning a handle; 8. a lifting screw; 9. a clamping block; 10. cushion blocks; 11. a limiting block; 12. a limiting groove; 13. and a nut seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: a positioning and clamping device for machining comprises a base 1, wherein moving seats 5 are arranged on two sides of the top of the base 1, guide grooves 2 are formed in two sides of the top of the base 1, integrated guide blocks 3 are arranged on two sides of the bottom of the moving seats 5, the base 1 and the moving seats 5 slide in a limiting mode through the guide grooves 2 and the guide blocks 3, inner hexagonal screws 4 are rotatably arranged on the inner sides of the base 1, integrated nut seats 13 are arranged at the bottom of the moving seats 5, the moving seats 5 are rotatably arranged on the inner hexagonal screws 4 through the nut seats 13, lifting screws 8 are rotatably arranged on the top of the moving seats 5, clamping blocks 9 are rotatably arranged at one ends of the lifting screws 8 through threads, pin rods 6 are fixedly arranged on two sides of the top of the moving seats 5, the pin rods 6 penetrate through two sides of the clamping blocks 9, a clamping plate capable of being adjusted in multiple directions is arranged on the clamping device, and the moving seats 5 and the clamping blocks 9 capable of moving up and down are moved through two sides, so that the device can be suitable for clamping more workpieces.

For better clamping, in this embodiment, preferably, a cushion block 10 is installed on one side of the bottom of the clamping block 9, two sides of the bottom of the clamping block 9 are symmetrically provided with a limiting groove 12, an integrated limiting block 11 is arranged on the top of the cushion block 10, the clamping block 9 and the cushion block 10 are slidably clamped with the limiting groove 12 through the limiting block 11, so as to improve the clamping applicability, damage to a workpiece is prevented by the detachable cushion block 10 when clamping a special workpiece, for better clamping, in this embodiment, preferably, the cushion blocks 10 with the same structure are symmetrically installed on the top of the movable seat 5, for more stable clamping, in this embodiment, preferably, two ends of the clamping block 9 are lifted in a limiting manner through two pins 6, the stability of the clamping block 9 can be ensured through the two pins 6, so as to prevent the clamping block 9 from shaking, for better rotation adjustment, in this embodiment, preferably, a rotating handle 7 is installed on the top of the lifting screw 8, and the surface cover of changeing 7 is equipped with the rubber sleeve, is convenient for adjust lifting screw 8 and rotates, and for better centre gripping operation, in this embodiment, preferred, two remove seat 5 remove through 4 subtend installations of two interior hexagonal screw rods and remove, conveniently adjust the centre gripping and use.

The working principle and the using process of the utility model are as follows: the existing positioning and clamping device for machining is characterized in that when a tool clamp is used, the size range of workpieces clamped by a common clamp is limited, the workpieces with different specifications are different in applicability, the clamping device is provided with a multidirectional adjusting mechanism, the top of a base 1 is provided with two moving seats 5, the moving seats 5 can horizontally move through an inner hexagonal screw rod 4 to adjust and clamp the workpieces with different lengths, meanwhile, the top of the moving seat 5 is provided with a clamping block 9, the clamping block 9 can be adjusted in a lifting mode through a lifting screw rod 8, so that the workpieces with different heights can be fixed, the device can be suitable for clamping more workpieces through the moving seats 5 which move on two sides and the clamping block 9 which can move up and down, the application range of the device is improved, and when the device is used for clamping the workpieces, if the machined workpieces are special, the workpieces are easily damaged by a common clamping structure, through setting up cushion 10 between the clamp splice 9 at the device and removing seat 5, cushion 10 is the plastics material that hardness is soft on the part, and cushion 10 slides through stopper 11 and spacing groove 12 and blocks and establish, and installation back accessible cushion 10 centre gripping work piece prevents that special work piece from being damaged by the centre gripping to the practicality of the device has been improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A positioning and clamping device for machining comprises a base (1) and is characterized in that: the movable base is characterized in that movable bases (5) are arranged on two sides of the top of the base (1), guide grooves (2) are formed in two sides of the top of the base (1), integrated guide blocks (3) are arranged on two sides of the bottom of the movable base (5), the base (1) and the movable base (5) slide in a limiting mode through the guide grooves (2) and the guide blocks (3), inner hexagonal screws (4) are arranged on the inner side of the base (1) in a rotating mode, integrated nut bases (13) are arranged at the bottom of the movable base (5), the movable base (5) is arranged on the inner hexagonal screws (4) in a rotating mode through the nut bases (13), lifting screws (8) are arranged on the top of the movable base (5) in a rotating mode, clamping blocks (9) are arranged at one end of the lifting screws (8) in a rotating mode through threads, pin rods (6) are fixedly arranged on two sides of the top of the movable base (5), and the pin rod (6) penetrates through two sides of the clamping block (9).

2. A positioning and clamping device for machining according to claim 1, characterised in that: cushion (10) have been installed to bottom one side of clamp splice (9), spacing groove (12) have been seted up to the bottom bilateral symmetry of clamp splice (9), the top of cushion (10) is provided with stopper (11) of integral type, clamp splice (9) and cushion (10) slide the card through stopper (11) and spacing groove (12) and establish.

3. A positioning and clamping device for machining according to claim 2, characterised in that: cushion blocks (10) with the same structure are symmetrically arranged at the top of the movable seat (5).

4. A positioning and clamping device for machining according to claim 1, characterised in that: the two ends of the clamping block (9) are limited to lift through the two pin rods (6).

5. A positioning and clamping device for machining according to claim 1, characterised in that: the top of the lifting screw (8) is provided with a rotating handle (7) in a penetrating way, and the surface of the rotating handle (7) is sleeved with a rubber sleeve.

6. A positioning and clamping device for machining according to claim 1, characterised in that: the two moving seats (5) are oppositely installed and move through the two inner hexagonal screws (4).