CN212858591U

CN212858591U - Machine tool clamping and fixing device

Info

Publication number: CN212858591U
Application number: CN202020976213.9U
Authority: CN
Inventors: 李继涛
Original assignee: Zhuzhou Jingleixin Machinery Co ltd
Current assignee: Zhuzhou Jingleixin Machinery Co ltd
Priority date: 2020-05-31
Filing date: 2020-05-31
Publication date: 2021-04-02
Anticipated expiration: 2030-05-31

Abstract

The utility model relates to the technical field of machine tools, and discloses a machine tool clamping and fixing device, which comprises a supporting device, a transmission device and a fixing component, wherein the supporting device comprises a bottom plate, a spring telescopic rod is fixedly connected at the center of the upper surface of the bottom plate, a first supporting plate is fixedly connected with the upper surface of the spring telescopic rod, a supporting rod is fixedly connected with the upper surface of the first supporting plate, a second supporting plate is fixedly connected with the upper surface of the supporting rod, a first connecting rod is fixedly connected with the left side surface of the supporting rod, a first hinge is fixedly connected with the left side surface of the first connecting rod, and a second connecting rod is fixedly connected with the left side surface of the first hinge, so that the problem that the existing machine tool clamps are mostly fixed in size and only suitable for devices with a single size is solved, the clamps need to be replaced when devices with multiple sizes, the sliding occurs during the cutting, which deteriorates the processing effect.

Description

Machine tool clamping and fixing device

Technical Field

The utility model relates to a lathe technical field specifically is a fixing device is got to lathe clamp.

Background

Machine tools are machines for manufacturing machines, also called machine tools or machine tools, which are conventionally referred to as machine tools for short. Generally, the machining method is divided into a metal cutting machine, a forging machine, a woodworking machine and the like. The methods for machining machine parts in modern machine manufacturing are numerous: in addition to cutting, casting, forging, welding, stamping, extruding, etc., but parts with high precision requirements and fine surface roughness requirements are generally subjected to final machining by cutting on a machine tool, and before cutting, a workpiece to be machined needs to be fixed by a clamp.

However, the size of the existing machine tool clamp is mostly fixed, and the clamp can only be applied to devices with a single size, the clamp needs to be replaced when facing devices with multiple sizes, and due to certain errors of the size of a workpiece to be machined, the clamp can be clamped unstably, and the workpiece slides when being cut, so that the machining effect is poor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model is not enough to prior art, the utility model provides a fixing device is got to machine tool clamp possesses advantages such as need not change anchor clamps and compatible machining error, and it is fixed mostly to have solved current machine tool clamp size, can only be applicable to the device of single size, need change anchor clamps when the device in the face of multiple size, treats the machined part moreover because the size has certain error, probably can make anchor clamps press from both sides and get not stable enough, takes place to slide in the cutting, makes the problem that the processing effect worsens.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fixing device is got to lathe clamp, includes strutting arrangement, transmission and fixed subassembly, strutting arrangement includes the bottom plate, the fixedly connected with spring telescopic link of upper surface center department of bottom plate, spring telescopic link's last fixed surface is connected with backup pad one, the last fixed surface of backup pad one is connected with the bracing piece, the last fixed surface of bracing piece is connected with backup pad two, the left surface fixedly connected with connecting rod one of bracing piece, the left surface fixedly connected with hinge one of connecting rod, the left surface fixedly connected with connecting rod two of hinge one.

Preferably, transmission includes the montant, the left surface of the right flank lower extreme fixed connection connecting rod two of montant, the right flank upper end fixedly connected with connecting rod three of montant, the right flank fixedly connected with hinge two of connecting rod three, the right flank fixedly connected with connecting rod four of hinge two, the right flank fixedly connected with splint of connecting rod four.

Preferably, the fixed component comprises a fixed plate, the left side surface and the right side surface of the fixed plate are provided with limit grooves, and the second connecting rod penetrates through the inner wall of the limit groove in a rotating mode.

Preferably, the right side face of splint fixedly connected with one deck cushion, bracing piece right side structure sets up with the left side symmetry.

(III) advantageous effects

Compared with the prior art, the utility model provides a fixing device is got to machine tool clamp possesses following beneficial effect:

1. the machine tool clamping and fixing device comprises a supporting plate II, a supporting rod and a supporting plate I, wherein a workpiece to be machined is placed on the upper surface of the supporting plate II, the supporting rod and the supporting plate I move downwards due to the weight of the workpiece to be machined, a spring in a spring telescopic rod is compressed, the supporting rod drives a hinge I and a connecting rod II to move downwards when moving downwards, the right side surface of the connecting rod II rotates along the circumferential side surface of the hinge I, the left end of the connecting rod II is lifted up due to the support of the inner wall of a limiting groove on the connecting rod II, the clamping plate moves rightwards due to the rotation of the upper end of a vertical rod towards the clamping plate, the clamping plate can be perfectly attached to the side surface of the workpiece to be machined when moving due to the arrangement of the hinge II, a cushion on the right side surface of the clamping plate extrudes the, when taking up and treating the machined part, the spring recovers in the spring telescopic rod and makes backup pad two rise to the home position, make splint loosen and treat the machined part, continue the cutting process of next device again, strutting arrangement, mutually support between transmission and the fixed subassembly, when treating the machined part in the face of not unidimensional, rely on the gravity of treating machined part self to make splint linear movement will treat that the machined part is tight, need not change anchor clamps, the linear movement of splint also can be compatible treats the slight error of machined part, it is fixed to have solved current lathe anchor clamps size mostly, only can be applicable to the device of single size, need change anchor clamps when the device of multiple size faces, and treat the machined part because the size has certain error, probably can make anchor clamps press from both sides and get unstable, take place to slide in the cutting, make the problem that the processing effect worsens.

2. This fixing device is got to lathe clamp sets up the cushion through the side at splint, and the cushion is treated the machined part in the protection and is not also increased frictional force by crushing, makes fixed effect better.

Drawings

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

fig. 2 is an exploded view of the overall structure of the present invention.

In the figure: the device comprises a supporting device 1, a bottom plate 101, a spring telescopic rod 102, a supporting plate I103, a supporting rod 104, a supporting plate II 105, a connecting rod I106, a connecting rod I107 hinge I108, a connecting rod II 2, a transmission device 201, a connecting rod III 202, a hinge II 203, a connecting rod IV 204, a clamping plate 205, a fixing component 3, a fixing plate 301 and a limiting groove 302.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides the following technical solutions: a machine tool clamping and fixing device comprises a supporting device 1, a transmission device 2 and a fixing component 3, wherein the supporting device 1 comprises a bottom plate 101, a spring telescopic rod 102 is fixedly connected to the center of the upper surface of the bottom plate 101, a first supporting plate 103 is fixedly connected to the upper surface of the spring telescopic rod 102, a supporting rod 104 is fixedly connected to the upper surface of the first supporting plate 103, a second supporting plate 105 is fixedly connected to the upper surface of the supporting rod 104, a first connecting rod 106 is fixedly connected to the left side surface of the supporting rod 104, a first hinge 107 is fixedly connected to the left side surface of the first connecting rod 106, a second connecting rod 108 is fixedly connected to the left side surface of the first hinge 107, the transmission device 2 comprises a vertical rod 201, the lower end of the right side surface of the vertical rod 201 is fixedly connected to the left side surface of the second connecting rod 108, a third connecting rod 202 is fixedly connected to the upper end of the, four 204's of connecting rod right flank fixedly connected with splint 205, fixed subassembly 3 includes fixed plate 301, spacing groove 302 has been seted up to the side about fixed plate 301, connecting rod two 108 run-through rotation connect the inner wall of spacing groove 302, splint 205's right flank fixedly connected with one deck cushion, bracing piece 104 right side structure sets up with the left side symmetry, it is fixed mostly to have solved current jig size, can only be applicable to the device of single size, need change anchor clamps when the device of multiple size is faced, and treat the machined part because the size has certain error, it is unstable inadequately to probably can make anchor clamps press from both sides to get, take place to slide in the cutting, make the problem of processing effect variation.

When the device is used, a workpiece to be machined is placed on the upper surface of the second support plate 105, the first support rod 104 and the first support plate 103 move downwards due to the weight of the workpiece to be machined, the spring in the spring telescopic rod 102 is compressed, the first hinge 107 and the second connecting rod 108 are driven to move downwards when the first support rod 104 moves downwards, the right side surface of the second connecting rod 108 rotates along the circumferential side surface of the first hinge 107, the left end of the second connecting rod 108 is lifted up due to the support of the inner wall of the limiting groove 302 on the second connecting rod 108, the upper end of the vertical rod 201 rotates towards the direction of the clamping plate 205 to move the clamping plate 205 towards the right, the clamping plate 205 can be well attached to the side surface of the workpiece to be machined when moving due to the arrangement of the second hinge 203, the cushion on the right side surface of the clamping plate 205 extrudes the workpiece to be, the cutting is more stable, after the cutting process is finished, when the workpiece to be machined is taken up, the spring in the telescopic spring rod 102 is restored to enable the second support plate 105 to ascend to the original position, the clamping plate 205 is enabled to loosen the workpiece to be machined, then the cutting process of the next device is continued, the support device 1, the transmission device 2 and the fixing component 3 are mutually matched, when the workpiece to be machined faces different sizes, the clamping plate 205 linearly moves to clamp the workpiece to be machined by means of the gravity of the workpiece to be machined, the clamp does not need to be replaced, the linear movement of the clamping plate 205 can be compatible with the slight error of the workpiece to be machined, the problems that the existing machine tool clamp is mostly fixed in size, only can be suitable for devices of a single size, the clamp needs to be replaced when the devices of multiple sizes are faced, the workpiece to be machined has certain error due to the size, the clamp can be unstable, the soft cushion on the surface of the clamping plate 205 can protect the workpiece to be processed from being crushed and increase the friction force, so that the fixing effect is better.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a fixing device is got to lathe clamp, includes strutting arrangement (1), transmission (2) and fixed subassembly (3), its characterized in that: the supporting device (1) comprises a bottom plate (101), a fixedly connected spring telescopic rod (102) is arranged at the center of the upper surface of the bottom plate (101), a first supporting plate (103) is fixedly connected to the upper surface of the spring telescopic rod (102), a supporting rod (104) is fixedly connected to the upper surface of the first supporting plate (103), a second supporting plate (105) is fixedly connected to the upper surface of the supporting rod (104), a first connecting rod (106) is fixedly connected to the left side surface of the supporting rod (104), a first hinge (107) is fixedly connected to the left side surface of the first connecting rod (106), and a second connecting rod (108) is fixedly connected to the left side surface of the first hinge (107).

2. The machine tool clamping and fixing device of claim 1, wherein: transmission (2) includes montant (201), the left surface of the right flank lower extreme fixed connection connecting rod two (108) of montant (201), the right flank upper end fixed connection connecting rod three (202) of montant (201), the right flank fixedly connected with hinge two (203) of connecting rod three (202), the right flank fixedly connected with connecting rod four (204) of hinge two (203), the right flank fixedly connected with splint (205) of connecting rod four (204).

3. The machine tool clamping and fixing device of claim 1, wherein: the fixing component (3) comprises a fixing plate (301), and limiting grooves (302) are formed in the left side surface and the right side surface of the fixing plate (301).

4. The machine tool clamping and fixing device of claim 1, wherein: the second connecting rod (108) penetrates through the inner wall of the rotary connection limiting groove (302).

5. The machine tool clamping and fixing device of claim 2, wherein: the right side surface of the splint (205) is fixedly connected with a layer of soft cushion.

6. The machine tool clamping and fixing device of claim 1, wherein: the right side structure and the left side of the supporting rod (104) are symmetrically arranged.