CN212858553U

CN212858553U - Machine tool clamp

Info

Publication number: CN212858553U
Application number: CN202021068549.1U
Authority: CN
Inventors: 张泽治
Original assignee: Chengdu Zhiyuan Machinery Parts Co ltd
Current assignee: Chengdu Zhiyuan Machinery Parts Co ltd
Priority date: 2020-06-11
Filing date: 2020-06-11
Publication date: 2021-04-02
Anticipated expiration: 2030-06-11

Abstract

The utility model provides a machine tool clamp, which comprises an upper clamp seat, a lower clamp seat and a clamp, wherein the upper clamp seat is connected with the lower clamp seat through a telescopic pipe, and the clamp is respectively positioned at two sides of the lower clamp seat; the lower clamp seat is provided with a gear rack and a plurality of first guide shafts positioned at two sides of the gear rack; the top of the clamp is connected with a motor mounting seat and first guide seat connecting pieces with the same number as the first guide shafts, and the first guide seat connecting pieces are positioned on one side of the motor mounting seat; a motor is arranged on the motor mounting seat, a motor shaft of the motor is connected with a gear, and the gear is meshed with the gear strip; the first guide seat connecting piece is connected with a first guide seat, and the first guide seat is connected with the first guide shaft in a matching manner. The utility model discloses a machine tool clamp through ingenious design, has used the height that pneumatic type telescopic link can make things convenient for nimble anchor clamps of adjusting, has installed the motor moreover on anchor clamps for anchor clamps can be by accurate control, and firm clamp is got and is released the object.

Description

Machine tool clamp

Technical Field

The utility model relates to a machining technical field especially relates to a machine tool fixture.

Background

The numerical control machine tool is a digital control machine tool for short, and is an automatic machine tool provided with a program control system. The control system is capable of logically processing and decoding a program defined by a control code or other symbolic instructions, represented by coded numbers, which are input to the numerical control device via the information carrier. After operation, the numerical control device sends out various control signals to control the action of the machine tool, and the parts are automatically machined according to the shape and the size required by the drawing. The numerical control machine tool well solves the problem of machining of complex, precise, small-batch and various parts, is a flexible and high-efficiency automatic machine tool, represents the development direction of the control technology of modern machine tools, and is a typical mechanical and electrical integration product.

When a numerical control machine tool is used for machining a product, a fixture is needed to fix a part to be machined so that the part can occupy a correct position to receive a device for construction or detection, and the device is also called as a fixture. In a broad sense, any process in a process, a device for quickly, conveniently and safely mounting a workpiece, which is generally referred to as a fixture, is used to determine the correct position of the workpiece in the fixture, the relative position of a tool and the workpiece or to guide the tool in a direction so that the workpiece can be machined at several stations in one mounting, and includes two types, namely a rotary indexing device and a linear movement indexing device.

But the clamp of the numerical control end face machining tool on the market still has certain defects in the using process. When using the anchor clamps on the numerical control end face machine tool, because the anchor clamps are not convenient for stabilize the clamp and get and release the object, influenced the anchor clamps result of use on the numerical control end face machine tool.

Disclosure of Invention

In view of the above-mentioned shortcomings of the prior art, an object of the present invention is to provide a machine tool clamp for solving the problems in the prior art: when using the anchor clamps on the numerical control end face machine tool, because the anchor clamps are not convenient for stabilize the clamp and get and release the object, influenced the anchor clamps result of use on the numerical control end face machine tool.

In order to solve the technical problem, the utility model discloses a realize according to following mode: a machine tool clamp comprises an upper clamp seat, a lower clamp seat and clamps, wherein the upper clamp seat is connected to the lower clamp seat through a telescopic pipe, and the clamps are respectively positioned on two sides of the lower clamp seat; the lower clamp seat is provided with a gear rack and a plurality of first guide shafts positioned on two sides of the gear rack; the top of the clamp is connected with a motor mounting seat and first guide seat connecting pieces with the same number as the first guide shafts, and the first guide seat connecting pieces are positioned on one side of the motor mounting seat; a motor is arranged on the motor mounting seat, a motor shaft of the motor is connected with a gear, and the gear is meshed with the gear strip; the first guide seat connecting piece is connected with a first guide seat, and the first guide seat is connected with the first guide shaft in a matched mode.

Further, the first guide shafts are parallel to each other and on the same horizontal plane.

Further, the first guide shaft is a linear shaft, and a linear bearing is arranged in the first guide seat.

Further, the number of the first guide shafts positioned on two sides of the gear strip is 1 respectively.

Further, one side of the clamp is provided with a plurality of clamp blocks.

Further, still be equipped with on the anchor clamps seat down and be located respectively a plurality of second guiding axle of first guiding axle one side, one side of anchor clamps is connected with the second guiding seat connecting piece that second guiding axle quantity is the same, be connected with the second guiding seat on the second guiding seat connecting piece, the second guiding seat with the second guiding axle cooperation is connected.

Further, the second guide shafts are parallel to each other and on the same horizontal plane.

Furthermore, the second guide shaft is a linear shaft, and a linear bearing is arranged in the second guide seat.

Further, the number of the second guide shafts positioned on one side of the first guide shaft is 1 respectively.

Further, the telescopic pipe is a pneumatic telescopic pipe.

As described above, the utility model discloses a machine tool fixture through ingenious design, has used the pneumatic type telescopic link can conveniently adjust the height of anchor clamps in a flexible way, has installed the motor moreover on anchor clamps for anchor clamps can be by accurate control, and firm clamp is got and is released the object.

Drawings

Fig. 1 shows a schematic structural view of a machine tool holder according to an embodiment of the present invention;

fig. 2 shows a front view of a machine tool holder according to an embodiment of the invention;

fig. 3 shows a top view of a machine tool holder according to an embodiment of the present invention;

fig. 4 shows a bottom view of a machine tool holder according to an embodiment of the present invention;

fig. 5 shows a side view of a machine tool holder according to an embodiment of the invention;

fig. 6 shows a clamping state diagram of a machine tool clamp according to an embodiment of the present invention.

Reference is made to the following in corresponding reference numbers in the drawings of the specification:

the fixture comprises a fixture seat 1, a lower fixture seat 2, a gear strip 21, a first guide shaft 22, a second guide shaft 23, a fixture 3, a motor mounting seat 31, a first guide seat connecting piece 32, a first guide seat 321, a motor 33, a gear 331, a fixture block 34, a second guide seat connecting piece 35, a second guide seat 351 and an extension tube 4.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to fig. 1 to 6. It should be understood that the structures, ratios, sizes, etc. shown in the drawings of the present application are only used for matching with the contents disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any modification of the structures, change of the ratio relationship or adjustment of the sizes should still fall within the scope of the present invention without affecting the functions and the achievable purposes of the present invention. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

As shown in fig. 1 to 6, the utility model provides a machine tool clamp, including last anchor clamps seat 1, lower anchor clamps seat 2 and anchor clamps 3, go up anchor clamps seat 1 and connect in lower anchor clamps seat 2 through flexible pipe 4, anchor clamps 3 are located the both sides of lower anchor clamps seat 2 respectively. The telescopic pipe 4 is a pneumatic telescopic pipe and can control the height of the lower clamp seat 2. The plurality of clamp blocks 34 are provided at one side of the clamp 3, so that the clamp 3 can clamp an object more stably.

The lower clamp base 2 is provided with a gear rack 21 and a plurality of first guide shafts 22 positioned at two sides of the gear rack, and the first guide shafts 22 are parallel to each other and are positioned on the same horizontal plane.

The top of anchor clamps 3 is connected with motor mount 31 and the first guide holder connecting piece 32 the same with first guiding axle quantity, and first guide holder connecting piece 32 is located one side of motor mount 31. The motor 33 is installed on the motor installation seat 31, a gear 331 is connected to a motor shaft of the motor 33, and the gear 331 is meshed with the gear rack 21. The first guide seat connecting member 32 is connected to a first guide seat 321, and the first guide seat 321 is connected to the first guide shaft 22 in a fitting manner. The rotation of the motor 33 causes the gear 331 to rotate, which in turn causes the gripper 3 to move on the rack 21.

In order to make the movement of the clamp 3 more accurate, a plurality of second guide shafts 23 respectively positioned on one side of the first guide shaft are further arranged on the lower clamp seat 2, and the second guide shafts 23 are parallel to each other and are positioned on the same horizontal plane. One side of anchor clamps 3 is connected with the second guide holder connecting piece 35 the same with second guiding axle quantity, is connected with second guide holder 351 on the second guide holder connecting piece 35, and second guide holder 351 is connected with second guiding axle 23 cooperation.

The first guide shaft 22 and the second guide shaft 23 are linear shafts, and linear bearings are disposed in the first guide seat 321 and the second guide seat 351. The linear bearing is matched with the linear shaft, so that the clamp 3 can move more accurately.

The number of the first guide shafts 22 on two sides of the gear strip is 1, and the number of the second guide shafts 23 on one side of the first guide shafts is 1, so that the cost is lowest while the moving precision of the clamp is ensured.

When the telescopic pipe type clamp is used, the height of the telescopic pipe 4 is adjusted according to the condition of a clamped object, the motor 33 is started to enable the clamp 3 to stably clamp the clamped object, and when the clamped object needs to be released, the motor 33 is started again to enable the clamp 3 to stably release the clamped object.

To sum up, the utility model discloses a machine tool fixture through ingenious design, has used the height that pneumatic type telescopic link can make things convenient for nimble anchor clamps of adjusting, has installed the motor moreover on anchor clamps for anchor clamps can be by accurate control, and firm clamp is got and is released the object. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. A machine tool clamp is characterized by comprising an upper clamp seat (1), a lower clamp seat (2) and clamps (3), wherein the upper clamp seat (1) is connected to the lower clamp seat (2) through telescopic pipes (4), and the clamps (3) are respectively positioned on two sides of the lower clamp seat (2); the lower clamp seat (2) is provided with a gear rack (21) and a plurality of first guide shafts (22) positioned on two sides of the gear rack; the top of the clamp (3) is connected with a motor mounting seat (31) and first guide seat connecting pieces (32) with the same number as the first guide shafts, and the first guide seat connecting pieces (32) are positioned on one side of the motor mounting seat (31); a motor (33) is mounted on the motor mounting seat (31), a gear (331) is connected to a motor shaft of the motor (33), and the gear (331) is meshed with the gear rack (21); the first guide seat connecting piece (32) is connected with a first guide seat (321), and the first guide seat (321) is connected with the first guide shaft (22) in a matched mode.

2. A machine tool holder according to claim 1, wherein the first guide axes (22) are parallel to each other and in the same horizontal plane.

3. A machine tool holder according to claim 1, wherein the first guide shaft (22) is a linear shaft and a linear bearing is provided in the first guide base (321).

4. A machine tool holder according to claim 1, wherein the number of first guide shafts (22) on each side of the gear rack is 1.

5. A machine tool clamp according to claim 1, characterized in that one side of the clamp (3) is provided with a plurality of clamp blocks (34).

6. A machine tool fixture according to claim 1, wherein a plurality of second guide shafts (23) are respectively arranged on one side of the first guide shaft on the lower fixture base (2), a number of second guide base connecting pieces (35) equal to the number of the second guide shafts are connected to one side of the fixture (3), a second guide base (351) is connected to the second guide base connecting pieces (35), and the second guide base (351) is connected with the second guide shafts (23) in a matching manner.

7. A machine tool holder according to claim 6 wherein the second guide axes (23) are parallel to each other and in the same horizontal plane.

8. A machine tool fixture according to claim 6, characterized in that the second guide shaft (23) is a linear shaft and that a linear bearing is arranged in the second guide seat (351).

9. A machine tool holder according to claim 6 wherein the number of second guide shafts (23) on one side of the first guide shaft is 1 each.

10. A machine tool holder according to claim 1, characterized in that the telescopic tube (4) is a pneumatic telescopic tube.