CN219818885U - Machine tool fixture - Google Patents

Abstract

The utility model relates to the technical field of machine tool fixtures, which comprises a base, clamping assemblies and positioning assemblies, wherein a supporting plate is clamped in the middle of the base, a plurality of clamping assemblies for pushing clamping plates are arranged around the base, positioning assemblies are arranged between the upper end of the base and the adjacent clamping assemblies on two sides, the positioning assemblies are used for assisting the clamping assemblies to clamp when processing components are placed, the clamping assemblies are fixed through bolts, a processing area is formed around the clamping plates, in the machine tool fixture, the components are placed on the supporting plate, then the bolts are inserted into inserting holes and through holes to fix a fixing block in a clamping groove, the components are assisted to clamp by the positioning assemblies on the upper surface of the base, the components are prevented from moving, then a motor is started, a screw rod is driven by the motor to rotate, the clamping plates are pushed to slide in a sliding groove, and the components are further clamped by the clamping plates on the upper end of the base, so that the components are prevented from being damaged when the clamping assemblies are clamped due to movement.

Description

Machine tool fixture

Technical Field

The utility model relates to the technical field of machine tool fixtures, in particular to a machine tool fixture.

Background

The machine tool fixture is a device used for clamping a workpiece and guiding a cutter on a machine tool. Refers to a fixture specially designed for a certain process of a certain workpiece. The device has the characteristics of compact structure, rapid, convenient and labor-saving operation, and can ensure higher processing precision and production efficiency.

For machine tool fixtures, there are many prior art techniques, such as:

the utility model discloses a machine tool fixture, which comprises a base, wherein an operation platform is arranged above the base, a lifting assembly is arranged between the operation platform and the base, a supporting block is fixed on the operation platform, an electric push rod is fixed on a right side supporting block, a clamping block is fixed at the left end of a movable rod of the electric push rod, and a side clamping assembly is arranged at the top end of the clamping block; through adding lifting unit, starter motor drives the synchronizing wheel and rotates, through the effect of hold-in range, all synchronizing wheels all rotate simultaneously, drive the third screw rod then and rotate, and threaded connection's operation platform on the third screw rod goes up and down along vertical direction, and this mechanism does not need staff to bow work, saves physical power, and easy operation.

Therefore, when the machine tool clamp in the cited technical scheme is used, the clamping block is pushed by the electric push rod to clamp the part, the part is placed on the table top, the machine vibrates to enable the part to slide, and when the clamping block clamps again, the clamping block damages the part because of the problem of the angle of the part, so that the processing of the later-stage part is affected.

In view of this, the present utility model provides a machine tool fixture.

Disclosure of Invention

The utility model aims to solve the defects and provide a machine tool fixture capable of assisting in positioning and clamping.

Through placing the part on the supporting plate, then, a plurality of locating components of base upper surface assist the clamp with the part, prevent that the part from removing, then, further press from both sides the clamp with the part under clamping assembly's effect fixed to fix the part, prevent that the part from placing on the supporting plate from causing the injury to the part when moving and leading to clamping assembly to press from both sides tightly.

The utility model provides a machine tool fixture which comprises a base, clamping components and positioning components, wherein a supporting disc is clamped in the middle of the base, a plurality of clamping components for pushing a clamping plate are arranged around the base, positioning components are arranged between the upper end of the base and the adjacent clamping components on two sides, when a processing component is placed by the positioning components, the positioning components assist the clamping components to clamp, the clamping components are fixed through bolts, and a processing area is formed around the clamping plate.

As a further improvement of the technical scheme, the clamping assembly at least comprises a motor, a screw rod and a clamping plate, wherein an output shaft of the motor is coaxially connected with the screw rod, the screw rod is in threaded connection with the clamping plate, and the motor is nested in a shield fixedly connected with an outer ring of the base.

As a further improvement of the technical scheme, a sliding rod is inserted into the upper end of a fixed block in the positioning assembly, one end of the sliding rod is fixedly connected with an auxiliary block, and an outer ring on the other side of the sliding rod is nested with a spring

As a further improvement of the technical scheme, the bottom of the fixed block is provided with a through hole, the upper end of the base is provided with a plurality of clamping grooves, the inside of each clamping groove is provided with a communicated jack, and the diameters of the jacks, the through holes and the bolts are the same.

As a further improvement of the technical scheme, the upper end of the base is provided with the sliding grooves which are connected in a staggered manner, and the sliding grooves are connected with the clamping plates in a sliding manner.

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

in this machine tool clamp, through placing the part on the supporting disk, then, a plurality of locating component of base upper surface assist in pressing from both sides tight with the part, prevent that the part from moving, then, further press from both sides tight fixedly with the part under clamping component's effect to it is fixed with the part, prevent that the part from placing on the supporting disk because moving causes the clamping component to press from both sides the time to cause the injury to the part.

Drawings

The utility model is described in more detail below, by way of example, with reference to the accompanying drawings, in which:

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a clamping assembly according to the present utility model;

FIG. 3 is a schematic view of a positioning assembly according to the present utility model;

FIG. 4 is a schematic view of a cutaway structure of a base of the present utility model;

fig. 5 is an enlarged schematic view of the structure of the present utility model at a.

The meaning of each reference sign in the figure is:

100. a base; 101. a plug pin; 102. a chute;

200. a clamping assembly; 201. a shield; 202. a motor; 203. a screw rod; 204. a clamping plate;

300. a positioning assembly; 301. a fixed block; 302. a through hole; 303. a spring; 304. a slide bar; 305. an auxiliary block;

400. a support plate;

500. a clamping groove; 501. and a jack.

Detailed Description

The machine tool clamp in the above-mentioned technical scheme that quotes is when using, promotes the grip block through electric putter with the part centre gripping, because place the part on the mesa, machine vibrations can make the part slip, when the grip block centre gripping once more, because part angle problem can lead to the grip block to cause the destruction to the part to influence the processing of later stage part.

As shown in fig. 1 to 5, the device comprises a base 100, a clamping assembly 200 and a positioning assembly 300, wherein a supporting plate 400 is clamped in the middle of the base 100, a plurality of clamping assemblies 200 for pushing a clamping plate 204 are arranged around the base 100, the positioning assemblies 300 are arranged between the upper end of the base 100 and the adjacent clamping assemblies 200 on two sides, when the positioning assemblies 300 are used for placing processing components, the auxiliary clamping assemblies 200 clamp, the clamping assemblies 200 are fixed through bolts 101, a processing area is formed around the clamping plates 204, the bolts 101 fix the positioning assemblies 300, then the positioning assemblies 300 are pushed to one side, by placing the components on the supporting plate 400, then the positioning assemblies 300 assist in clamping and positioning the components, the components are prevented from being offset, and secondly, the clamping assemblies 200 clamp the components further, so that the components are convenient to process, the components are prevented from being offset, and damage is caused when the components are clamped.

The clamping assembly 200 at least comprises a motor 202, a screw rod 203 and a clamping plate 204, an output shaft of the motor 202 is coaxially connected with the screw rod 203, the screw rod 203 is in threaded connection with the clamping plate 204, the motor 202 is nested in a protective cover 201 fixedly connected with the outer ring of the base 100, the motor 202 is powered on to start working, the motor 202 drives the screw rod 203 to rotate, and the screw rod 203 pushes the clamping plate 204 to move towards the inner side of the support disc 400, so that parts are clamped, shaking is prevented, and later machining is facilitated.

Next, in order to assist in fixing the component and preventing the component from being offset, a slide bar 304 is inserted into the upper end of the fixing block 301 in the positioning unit 300, one end of the slide bar 304 is fixedly connected with the auxiliary block 305, the other end of the slide bar 304 is externally sleeved with the spring 303, then the slide bar 304 is pushed to one side, the spring 303 is pulled to one side, the auxiliary block 305 is kept attached to the component under the elastic action of the spring 303, and the component is prevented from moving.

Further, a through hole 302 is formed in the bottom of the fixed block 301, a plurality of clamping grooves 500 are formed in the upper end of the base 100, the fixed block 301 is placed in the clamping grooves 500 at different positions according to the sizes of the processing components so as to adapt to clamping and loosening of the components, and then a communicating jack 501 is formed in the clamping groove 500, the diameters of the jack 501, the through hole 302 and the bolt 101 are set to be the same, the fixed block 301 is placed in the clamping groove 500, and after the bolt 101 is inserted into the jack 501 to be fixed with the fixed block 301, so that the components are prevented from being shifted due to movement of the fixed block 301, and processing is affected.

In addition, a sliding groove 102 is formed at the upper end of the base 100, the sliding grooves 102 are connected in a staggered manner, and the sliding grooves 102 are connected with the clamping plate 204 in a sliding manner, so that the purpose of the sliding groove is that: the motor 202 drives the screw rod 203 to rotate, the screw rod 203 pushes the clamping plate 204 to move inwards, and the parts are fixed under the clamping of the clamping plates 204, so that the multi-part is fixed in multiple directions, and the deviation during processing is prevented, and the quality of processed finished products is influenced.

To sum up, the working principle of the scheme is as follows: firstly, the support plate 400 is clamped at the intersection of the sliding grooves 102 on two sides, then, the fixing block 301 is placed in the clamping groove 500 with a proper distance according to the volume of the component, then, the bolt 101 is inserted into the insertion hole 501 and the through hole 302, the fixing block 301 is fixed in the clamping groove 500, then, the auxiliary block 305 and the sliding rod 304 are pushed to stretch the spring 303, the component is placed on the support plate 400, the sliding rod 304 is released, the auxiliary block 305 is pushed to clamp the component in an auxiliary way under the elastic action of the spring 303, further, the motor 202 is started, the motor 202 drives the screw 203 to rotate so as to push the clamping plate 204 to slide in the sliding groove 102, and the plurality of clamping plates 204 at the upper end of the base 100 clamp the component further, so that the component is fixed on the support plate 400, and the damage to the component when the component is placed on the support plate 400 and the clamping assembly 200 is clamped due to movement is prevented.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (5)

1. A machine tool fixture, characterized in that: including base (100), clamping assembly (200) and locating component (300), wherein, base (100) middle part joint has supporting disk (400), be equipped with a plurality of clamping assembly (200) that are used for promoting clamping plate (204) around base (100), just all be equipped with locating component (300) between clamping assembly (200) adjacent in base (100) upper end and both sides, locating component (300) are when placing the processing part, supplementary clamping assembly (200) clamp, clamping assembly (200) are fixed through bolt (101), form the processing district around clamping plate (204).

2. A machine tool holder as claimed in claim 1, wherein: the clamping assembly (200) at least comprises a motor (202), a screw rod (203) and a clamping plate (204), wherein an output shaft of the motor (202) is coaxially connected with the screw rod (203), the screw rod (203) is in threaded connection with the clamping plate (204), and the motor (202) is nested in a protective cover (201) fixedly connected with the outer ring of the base (100).

3. A machine tool holder as claimed in claim 1, wherein: the upper end of a fixed block (301) in the positioning assembly (300) is inserted with a sliding rod (304), one end of the sliding rod (304) is fixedly connected with an auxiliary block (305), and the other side of the sliding rod (304) is externally sleeved with a spring (303).

4. A machine tool holder as claimed in claim 3, wherein: through-hole (302) have been seted up to fixed block (301) bottom, a plurality of draw-in grooves (500) have been seted up to base (100) upper end, jack (501) of intercommunication have been seted up to draw-in groove (500) inside, jack (501), through-hole (302) and bolt (101) diameter size are the same.

5. A machine tool holder as claimed in claim 1, wherein: the upper end of the base (100) is provided with sliding grooves (102), the sliding grooves (102) are connected in a staggered mode, and the sliding grooves (102) are connected with the clamping plates (204) in a sliding mode.