CN218225592U - Clamping mechanism simple in clamping - Google Patents

Abstract

The utility model discloses a clamping mechanism with simple clamping, which comprises a base assembly and a jig assembly, the base assembly includes a fixed base, the jig assembly includes a fixed jig, the top of the fixed base is provided with a second screw hole, and the There are fixed bolts inside, and the fixed fixture is fixed on the top of the fixed base through the fixed bolts. There are positioning and fixing grooves on both sides of the top of the fixing fixture, and the inner side of the positioning and fixing groove is provided with workpieces. Positioning, use the positioning and fixing groove on the upper part of the fixed fixture to clamp and position the workpiece. When fixing a larger workpiece, it is faster than the traditional clamping mechanism, which can facilitate the rapid clamping of the workpiece and improve production efficiency. Moreover, the fixed position is only located on one side of the workpiece, which has little impact on the processing, does not involve the relevant dimensions of the reference plane, and will not affect the processing of the tool, so that the material can be used to the maximum and the waste of material can be avoided.

Description

A clamping mechanism with simple clamping

technical field

The utility model relates to the technical field of clamping mechanisms, in particular to a clamping mechanism with simple clamping.

Background technique

With the development of the economy, the degree of automation of production equipment is getting higher and higher. CNC cutting machines are widely used in the machinery industry. The cutting accuracy of CNC cutting machines continues to improve. For other processing operations, it is necessary to cooperate with the clamping mechanism. When the workpiece is processed by CNC, the clamping mechanism is required to clamp and position the workpiece to facilitate processing. However, due to the excessive size of some parts during clamping, it is not suitable for It is very difficult to hold the clamping position for clamping. If the conventional clamping mechanism is used for clamping, since the clamping position involves the relative size of the reference plane, the clamping will hinder the processing of the tool and cause waste of materials. The existing clamping mechanism cannot satisfy the clamping and fixing of such workpieces.

Utility model content

The purpose of this utility model is to provide a clamping mechanism with simple clamping, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a clamping mechanism with simple clamping, including a base assembly and a jig assembly, the jig assembly is arranged on the top of the base assembly, the base assembly includes a fixed base, the The jig assembly includes a fixed jig, and the fixed jig is arranged on the top of the fixed base;

The top of the fixed base is symmetrically provided with four second screw holes, the inside of the second screw holes is provided with fixing bolts, and the fixing bolts are threadedly connected to the inside of the second screw holes, and the fixing fixture The upper part of the upper part is provided with a fifth screw hole matching the second screw hole. The fixed jig is fixed on the top of the fixed base by fixing bolts. Both sides of the top of the fixed jig are provided with positioning and fixing grooves. The positioning and fixing grooves The inner side of is provided with a workpiece.

Preferably, one side of the positioning and fixing groove is symmetrically provided with snapping slots, and the number of the snapping slots is two, and the top of the fixing base is symmetrically provided with four first screw holes.

As a preference, a first positioning hole is opened on the top of the above-mentioned fixed base, and a positioning pin is inserted into the inside of the first positioning hole, and a second positioning pin adapted to the positioning pin is opened on the bottom of the fixed fixture. The positioning pin is inserted into the second positioning hole.

Preferably, the bottom of the workpiece is provided with a bottom fixing platform, the shape of the bottom fixing platform is adapted to the positioning and fixing groove, and the bottom fixing platform is arranged inside the positioning and fixing groove.

As a preference, third screw holes are provided symmetrically on both sides of the bottom of the above-mentioned bottom fixing platform, and a fourth screw hole corresponding to the position of the third screw hole is opened on the inner side of the positioning and fixing groove, and a fourth screw hole is provided in the fourth screw hole. There are fastening bolts, and the fastening bolts are screwed to the inner side of the fourth screw hole, and the workpiece is fixed on the inner side of the positioning and fixing groove by the fastening bolts.

Preferably, two bottom through holes are opened in the middle of the bottom fixing platform, and a top boss is provided on the top of the bottom fixing platform, and two top through holes are opened on the top of the top boss.

Compared with the prior art, the beneficial effects of the utility model are:

This device adopts the clamping method to locate the workpiece, and uses the positioning and fixing groove on the upper part of the fixing tool to clamp and position the workpiece, and fixes the workpiece through the bolts matching the screw holes at the bottom of the workpiece. When fixing a larger workpiece Compared with the traditional clamping mechanism, the clamping is faster, which can facilitate the rapid clamping of the workpiece and improve the production efficiency, and the fixed position is only located on one side of the workpiece, which has little impact on the processing and does not involve the relevant dimensions of the reference plane. It will not affect the processing of the tool, so that the material can be used to the maximum and the waste of material can be avoided.

Description of drawings

Fig. 1 is the overall three-dimensional structure schematic diagram of the present utility model;

Fig. 2 is a structural schematic diagram of the base assembly of the present invention;

Fig. 3 is a schematic diagram of the upper structure of the fixed base of the utility model;

Fig. 4 is a structural schematic diagram of the tool assembly of the present utility model;

Fig. 5 is a schematic diagram of the structure of the lower side of the fixed fixture of the present invention;

Fig. 6 is the structural representation before the workpiece processing of the present utility model;

Fig. 7 is a schematic structural view of the processed workpiece of the present invention.

In the figure: 1. Base assembly; 2. Jig assembly; 3. Work piece; 4. Fixed base; 5. First screw hole; 6. Second screw hole; 7. First positioning hole; 8. Bottom fixed platform; 9 1. Top boss; 10. Bottom through hole; 11. Third screw hole; 12. Top through hole; 13. Fixing tool; 14. Positioning and fixing groove; 15. Clamping slot; 16. Fourth screw hole; , the fifth screw hole; 18, the second positioning hole; 19, the fixing bolt; 20, the positioning pin.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Example

Please refer to Figures 1-7, the utility model provides a technical solution: a clamping mechanism with simple clamping, including a base assembly 1 and a jig assembly 2, and the top of the fixed base 4 is symmetrically provided with four first Screw holes 5, through the first screw holes 5, the fixed base 4 can be fixed on the top of the processing platform in the machine tool by using bolts, so as to realize the reference positioning of the workpiece 3, and the jig assembly 2 is arranged on the top of the base assembly 1 for positioning The workpiece 3 is positioned and fixed, the base assembly 1 includes a fixed base 4, the fixture assembly 2 includes a fixed fixture 13, and the top of the fixed base 4 is symmetrically provided with four second screw holes 6, and the inside of the second screw hole 6 is provided with Fixing bolt 19, the fixing bolt 19 is threadedly connected to the inside of the second screw hole 6, the upper part of the fixing jig 13 is provided with a fifth screw hole 17 matching the second screw hole 6, and the fixing jig 13 is fixed on the second screw hole 6 by the fixing bolt 19. The top of the fixed base 4 can be conveniently disassembled by bolt connection. Positioning and fixing grooves 14 are provided on both sides of the top of the fixing jig 13. The inboard of the positioning and fixing grooves 14 is provided with a workpiece 3. The shape of the positioning and fixing grooves 14 is based on the size of the workpiece 3. For customization, the corresponding jig assembly 2 can be replaced according to the different specifications of the workpiece 3 during processing. The jig assembly 2 can be fixed with the fixed base 4, which is suitable for batch processing of parts. One side of the positioning fixing groove 14 is symmetrically opened with The clamping slot 15, the number of the clamping slot 15 is two, the clamping slot 15 can help the workpiece 3 to be clamped and positioned, and can also provide a machining space for the tool to run for the processing of the workpiece 3, which is beneficial to the workpiece 3 processing.

The top of the fixed base 4 is provided with a first positioning hole 7, and the inside of the first positioning hole 7 is inserted with a positioning pin 20, and the bottom of the fixed jig 13 is provided with a second positioning hole 18 matched with the positioning pin 20. The pin 20 is inserted into the second positioning hole 18, and the fixing jig 13 is accurately placed on the upper part of the fixed base 4 through the insertion and engagement between the first positioning hole 7, the second positioning hole 18 and the positioning pin 20, and the workpiece The bottom of 3 is provided with a bottom fixed platform 8, and the middle part of the bottom fixed platform 8 is provided with two bottom through holes 10, and the top of the bottom fixed platform 8 is provided with a top boss 9, and the top of the top boss 9 is provided with two The top through hole 12, the shape of the bottom fixing table 8 is adapted to the positioning and fixing groove 14, which can facilitate the precise positioning and installation of the workpiece 3, and the bottom of the bottom fixing table 8 is provided with a third screw hole 11 symmetrically on both sides, and the positioning is fixed. The inner side of the groove 14 is provided with a fourth screw hole 16 corresponding to the position of the third screw hole 11, and a fastening bolt is arranged in the fourth screw hole 16, and the fastening bolt is threaded on the inside of the fourth screw hole 16, and the workpiece 3 The fastening bolts are fixed on the inner side of the positioning and fixing groove 14, and the workpiece 3 is positioned and installed in the way of clamping. When fixing the larger workpiece 3, the clamping is faster than the traditional clamping mechanism, and it is fixed. The position is only located on one side of the workpiece 3, which has little influence on the processing, does not involve the relevant dimensions of the reference plane, and will not affect the processing of the tool, so that the material can be used to the maximum and the waste of material can be avoided.

Working principle or structural principle, when in use, through the first screw hole 5 provided on the upper part of the fixed base 4, the fixed base 4 is fixed on the upper part of the processing platform of the machine tool by bolts, and the first positioning hole 7, the second positioning hole 18 and the Insertion and clamping between the positioning pins 20, the fixed jig 13 is accurately placed on the upper part of the fixed base 4, and the fixed jig 13 is fixed by the fixing bolt 19, so that the fixed jig 13 is firmly fixed on the upper part of the fixed base 4, After the fixation is completed, use the bottom fixing table 8 provided at the bottom of the workpiece 3 to realize the clamping and positioning of the workpiece 3 through the shape fit between the bottom fixing table 8 and the positioning and fixing groove 14, and fix the workpiece 3 in the positioning position by fastening the bolts. The inner side of the fixing groove 14 completes the installation of the workpiece 3, which is faster than the traditional clamping mechanism, which can facilitate the rapid clamping of the workpiece 3 and improve production efficiency, and the fixed position is only located on one side of the workpiece 3. The impact of processing is small, it does not involve the relevant dimensions of the datum surface, and will not affect the processing of the tool, so that the material can be used to the maximum, and the waste of material can be avoided. The shape of the positioning and fixing groove 14 is customized according to the size of the workpiece 3 , the corresponding jig assembly 2 can be replaced according to different specifications of the workpiece 3 during processing, and the jig assembly 2 can be fixed with the fixed base 4, which is suitable for batch processing of parts.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. The utility model provides a simple clamping machine of clamping constructs, includes base subassembly (1) and smelting tool subassembly (2), its characterized in that: the jig component (2) is arranged at the top of the base component (1), the base component (1) comprises a fixed base (4), the jig component (2) comprises a fixed jig (13), and the fixed jig (13) is arranged at the top of the fixed base (4);

second screw (6) that quantity is four are seted up to the top symmetry of unable adjustment base (4), the inside of second screw (6) is provided with fixing bolt (19), fixing bolt (19) threaded connection is in the inside of second screw (6), fifth screw (17) with second screw (6) looks adaptation are seted up on the upper portion of fixed smelting tool (13), the top of unable adjustment base (4) is fixed in through fixing bolt (19) in fixed smelting tool (13), location fixed slot (14) have all been seted up to the top both sides of fixed smelting tool (13), the inboard of location fixed slot (14) is provided with work piece (3).

2. The clamping mechanism simple to clamp according to claim 1, characterized in that: clamping slotted holes (15) are symmetrically formed in one side of the positioning fixing groove (14), the number of the clamping slotted holes (15) is two, and first screw holes (5) with the number of four are symmetrically formed in the top of the fixing base (4).

3. The simple-clamping mechanism according to claim 2, characterized in that: first locating hole (7) have been seted up at the top of unable adjustment base (4), locating pin post (20) have been inserted to the inside of first locating hole (7), second locating hole (18) with locating pin post (20) looks adaptation are seted up to the bottom of fixed smelting tool (13), locating pin post (20) insert in the inside of second locating hole (18).

4. The simple-clamping mechanism according to claim 3, characterized in that: the bottom of work piece (3) is provided with bottom fixed station (8), the shape and the location fixed slot (14) looks adaptation of bottom fixed station (8), bottom fixed station (8) set up in the inboard of location fixed slot (14).

5. The simple-clamping mechanism according to claim 4, characterized in that: third screw holes (11) are symmetrically formed in two sides of the bottom fixing table (8), fourth screw holes (16) corresponding to the third screw holes (11) in position are formed in the inner side of the positioning fixing groove (14), fastening bolts are arranged in the fourth screw holes (16), the fastening bolts are connected to the inner side of the fourth screw holes (16) in a threaded mode, and the workpiece (3) is fixed to the inner side of the positioning fixing groove (14) through the fastening bolts.

6. The simple-clamping mechanism according to claim 5, characterized in that: two bottom through holes (10) are formed in the middle of the bottom fixing table (8), a top boss (9) is arranged at the top of the bottom fixing table (8), and two top through holes (12) are formed in the top of the top boss (9).

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