CN207358606U - A kind of numerically-controlled machine tool apparatus for fastening with buffer clamp - Google Patents

Abstract

The utility model discloses a kind of numerically-controlled machine tool apparatus for fastening with buffer clamp, including apparatus for fastening, supporting rack at left and right sides of the apparatus for fastening upper surface, supporting rack upper end is equipped with the second cylinder, second cylinder upper end is equipped with the first elevating lever, first elevating lever upper end is fixed with the second fixed column, top is equipped with servomotor on the left of second fixed column, the first cylinder is equipped with the right side of servomotor, pull rod is equipped with the right side of first cylinder, buffer clamp is equipped with the right side of pull rod, apparatus for fastening bottom is equipped with crumb loading groove, fixing bracket is fixed with by connecting rod on the upside of crumb loading groove, fixing bracket is equipped with the second threaded rod, lifting platform fixed column is arranged with second threaded rod, lifting platform fixed column upper end is equipped with the 3rd cylinder, 3rd cylinder upper end is equipped with lifting platform.The utility model carries the numerically-controlled machine tool apparatus for fastening of buffer clamp, can reduce workpiece surface damage, and practicality and flexibility are high.

Description

Clamping device for CNC machine tool with cushioning fixture

technical field

The utility model relates to a clamping device, in particular to a numerical control machine tool clamping device with buffer clamps.

Background technique

CNC machine tool is the abbreviation of digital control machine tool. It is an automatic machine tool equipped with a program control system. CNC machine tool solves the problem of complex, precise, small batch and multi-variety parts processing. It is a flexible and high-efficiency machine tool. The automatic machine tool represents the development direction of modern machine tool control technology. It is a typical mechatronic product. The clamping device of the CNC machine tool is an auxiliary device for the machine tool to process the workpiece, which can help fix and clamp the workpiece.

At present, the clamping equipment installed on some CNC machine tools has simple structure, low practicability, and poor flexibility. At the same time, it is easy to cause workpiece damage during the clamping and fastening process, and the anti-workpiece damage equipment is backward and the effect is poor.

Utility model content

The purpose of this utility model is to provide a numerical control machine tool clamping device with a buffer clamp to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions:

A clamping device for a numerically controlled machine tool with buffer clamps, including the clamping device, two first fixing columns are arranged on the left and right sides of the upper surface of the clamping device, and a first fixing column is set in the middle of the first fixing column through a nut hole. A threaded rod, a first turntable is provided on the left side of the first threaded rod, a hole is provided at the lower end of the first fixed column, a fixed rod is provided inside the hole, a support frame is fixed on the right side of the fixed rod and the first threaded rod, and a support frame is provided at the upper end of the support frame. The second cylinder, the upper end of the second cylinder is provided with a first elevating rod, the upper end of the first elevating rod is fixed with a second fixed column, the upper left side of the second fixed column is provided with a servo motor, the right side of the servo motor is provided with a first cylinder, and the second fixed column is provided with a servo motor. There is a pull rod on the right side of the cylinder, a buffer clamp on the right side of the pull rod, two buffer clamp clamps on the right side of the buffer clamp, a buffer device inside the buffer clamp clamp, a pressure sensor on the upper end of the buffer clamp clamp, and a buffer clamp clamp. There is a third threaded rod on the buffer fixture on the left side, and a nut is arranged at the lower end of the third threaded rod, and the nut is fixed on the buffer fixture, and the upper end of the third threaded rod is provided with a handle, and the bottom of the clamping device is provided with a chip collection groove, and the chip collection groove The upper side is fixed with a fixed bracket through the connecting rod, the fixed bracket is provided with a second threaded rod, the second threaded rod is covered with a lifting platform fixing column, and a fourth threaded rod is arranged inside the lifting platform fixing column, and the fourth threaded rod is connected with the first The two threaded rods are engaged, the fourth threaded rod is fixed on the cross bar, the right side of the cross bar is provided with a fixed plate, the left side of the cross bar is provided with a second turntable, the upper end of the lifting table fixed column is provided with a third cylinder, and the upper end of the third cylinder is provided with a There are elevators.

As a further solution of the present invention: the buffer device is provided with buffer springs distributed in an array.

As a further solution of the utility model: the inside of the fixing column of the lifting platform is set as a hollow structure.

As a further solution of the present invention: both the first turntable and the second turntable are provided with rotating handles.

As a further solution of the utility model: the upper end of the lifting platform is provided with a groove structure with two ends high and the middle low.

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

The utility model is a CNC machine tool clamping device with a buffer fixture. The workpiece to be clamped is placed on the lifting platform, and the lifting platform is lifted by the third cylinder to send the workpiece to the buffer fixture. The buffer fixture drives the third threaded rod by turning the hand. And the nut makes the upper and lower buffer clamps closed and fastened, the fixed column of the lifting table can move left and right by turning the second turntable, and the support frame can also move left and right by turning the first turntable, so as to improve the flexibility of the clamping equipment, suitable for To fasten workpieces of different lengths, the setting of the servo motor, the first cylinder and the buffer device on the buffer fixture effectively solves the surface damage of the workpiece during the clamping rotation, improves the practicability of the clamping equipment, and at the same time buffers the grip on the clamp Equipped with a pressure sensor, it can effectively sense the pressure of the buffer clamp clamp when clamping the workpiece, so as to avoid damage to the workpiece due to poor fastening effect or excessive tightening.

Description of drawings

Figure 1 is a schematic structural view of a clamping device for a CNC machine tool with buffer clamps.

Fig. 2 is a structural schematic diagram of a buffer clamp in a clamping device of a numerically controlled machine tool with a buffer clamp.

Fig. 3 is a structural schematic diagram of a lifting table fixing column in a clamping device of a numerically controlled machine tool with buffer clamps.

Among them: the first turntable 1, the first fixed column 2, the first threaded rod 3, the second fixed column 4, the servo motor 5, the first cylinder 6, the tie rod 7, the buffer clamp 8, the first lifting rod 9, the second cylinder 10. Support frame 11, lifting platform 12, third cylinder 13, lifting platform fixing column 14, second threaded rod 15, fixing bracket 16, connecting rod 17, chip collecting groove 18, hole 19, fixing rod 20, clamping device 21. Buffer clamp pliers 81, buffer device 82, pressure sensor 83, hand 84, third threaded rod 85, nut 86, fourth threaded rod 141, second rotating disk 142, cross bar 143, fixed disk 145.

Detailed ways

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.

Please refer to Figures 1 to 3. In an embodiment of the present invention, a clamping device for a numerically controlled machine tool with buffer clamps includes a clamping device 21, and two first The fixed column 2 is provided with a first threaded rod 3 through a nut hole sleeve in the middle of the first fixed column 2, the first turntable 1 is provided on the left side of the first threaded rod 3, and a hole 19 is provided at the lower end of the first fixed column 2, and the inside of the hole 19 Be provided with fixed rod 20, fixed rod 20 and first threaded rod 3 right sides are fixed with support frame 11, and support frame 11 upper end is provided with second cylinder 10, and second cylinder 10 upper end is provided with first elevating rod 9, and the first elevating The upper end of the rod 9 is fixed with a second fixed column 4, the upper left side of the second fixed column 4 is provided with a servo motor 5, the right side of the servo motor 5 is provided with a first cylinder 6, the right side of the first cylinder 6 is provided with a pull rod 7, and the pull rod 7 The right side is provided with a buffer clamp 8, and the right side of the buffer clamp 8 is provided with two buffer clamp clamps 81, the inside of the buffer clamp clamp 81 is provided with a buffer device 82, and the inside of the buffer device 82 is provided with buffer springs distributed in an array. A pressure sensor 83 is provided, and a third threaded rod 85 is arranged on the left buffer clamp 8 of the buffer clamp clamp 81. The lower end of the third threaded rod 85 is provided with a nut 86, and the nut 86 is fixed on the buffer clamp 8. The third threaded rod 85 The upper end is provided with a rotating hand 84, and the bottom of the clamping device 21 is provided with a chip collection groove 18, and the upper side of the chip collection groove 18 is fixed with a fixed bracket 16 through a connecting rod 17, and the fixed bracket 16 is provided with a second threaded rod 15, and the second threaded rod 15 The upper cover is provided with a lifting platform fixing column 14, and the inside of the lifting platform fixing column 14 is set as a hollow structure. The inside of the lifting platform fixing column 14 is provided with a fourth threaded rod 141, and the fourth threaded rod 141 is engaged with the second threaded rod 15. The threaded rod 141 is fixed on the cross bar 143, the right side of the cross bar 143 is provided with a fixed plate 145, the left side of the cross bar 143 is provided with a second turntable 142, the first turntable 1 and the second turntable 142 are all provided with a rotating handle, and the lifting table The upper end of the fixed column 14 is provided with a third cylinder 13, and the upper end of the third cylinder 13 is provided with a lifting table 12. , the lifting table 12 is lifted by the third cylinder 13 to send the workpiece into the buffer fixture 8, and the buffer fixture 8 drives the third threaded rod 85 and the nut 86 by rotating the hand 84 so that the upper and lower buffer fixture clamps 81 are closed and tightened, and the lifting table is fixed Column 14 can move left and right by turning the second turntable 142, and support frame 11 can also move left and right by turning the first turntable 1, so that the flexibility of clamping device 21 is improved, and it is suitable for fastening workpieces of different lengths. Servo motor 5 and The setting of the buffer device 82 on the first cylinder 6 and the buffer clamp 8 effectively solves the surface damage of the workpiece caused by the clamping rotation, and improves the practicability of the clamping device 21. At the same time, the buffer clamp clamp 81 is equipped with a pressure sensor 83 can effectively sense the pressure of the buffer clamp pliers 81 when clamping the workpiece, so as to avoid damage to the workpiece due to poor fastening effect or excessive tightening.

The working principle of the utility model is: the utility model has a numerical control machine tool clamping device with a buffer fixture, puts the workpiece to be clamped on the lifting platform, lifts the lifting platform through the third cylinder, and sends the workpiece to the buffer fixture, and the buffer fixture Drive the third threaded rod and the nut by turning the hand to make the upper and lower buffer clamps close and fasten, the fixed column of the lifting platform can move left and right by turning the second turntable, and the support frame can also move left and right by turning the first turntable, so as to improve clamping The flexibility of the clamping equipment is suitable for fastening workpieces of different lengths. The setting of the servo motor, the first cylinder and the buffer device on the buffer fixture effectively solves the surface damage of the workpiece caused by the clamping rotation, and improves the clamping equipment. Practicality, at the same time, the buffer clamp is equipped with a pressure sensor, which can effectively sense the pressure of the buffer clamp when clamping the workpiece, so as to avoid poor fastening effect or damage to the workpiece due to excessive tightening.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (5)

1. A clamping device for a CNC machine tool with buffer clamps, comprising a clamping device (21), characterized in that two first fixing columns (2 ), the middle of the first fixed column (2) is provided with a first threaded rod (3) through a nut hole, the left side of the first threaded rod (3) is provided with a first turntable (1), and the lower end of the first fixed column (2) Hole (19) is provided, and hole (19) inside is provided with fixed rod (20), and fixed rod (20) and first threaded rod (3) right side are fixed with support frame (11), and support frame (11) upper end is provided with There is a second cylinder (10), the upper end of the second cylinder (10) is provided with a first elevating rod (9), the upper end of the first elevating rod (9) is fixed with a second fixed column (4), and the second fixed column (4) A servo motor (5) is arranged on the upper left side, a first cylinder (6) is arranged on the right side of the servo motor (5), a pull rod (7) is arranged on the right side of the first cylinder (6), and a pull rod (7) is arranged on the right side of the pull rod (7). The buffer clamp (8), two buffer clamp clamps (81) are provided on the right side of the buffer clamp (8), the buffer clamp clamp (81) is provided with a buffer device (82), and the upper end of the buffer clamp clamp (81) is provided with a pressure sensor There is a third threaded rod (85) on the buffer clamp clamp (81) on the left side of the buffer clamp (83), and a nut (86) is provided at the lower end of the third threaded rod (85), and the nut (86) is fixed on On the buffer fixture (8), the upper end of the third threaded rod (85) is provided with a rotating hand (84), the bottom of the clamping device (21) is provided with a chip collection groove (18), and the upper side of the chip collection groove (18) passes through the connecting rod ( 17) A fixed bracket (16) is fixed, and the fixed bracket (16) is provided with a second threaded rod (15). ) is provided with a fourth threaded rod (141) inside, the fourth threaded rod (141) is engaged with the second threaded rod (15), the fourth threaded rod (141) is fixed on the cross bar (143), and the cross bar (143) The right side is provided with a fixed plate (145), the left side of the cross bar (143) is provided with a second turntable (142), the upper end of the lifting table fixed column (14) is provided with a third cylinder (13), and the upper end of the third cylinder (13) A lifting platform (12) is provided. 2 . The clamping device for a numerically controlled machine tool with a buffer fixture according to claim 1 , wherein buffer springs distributed in an array are arranged inside the buffer device ( 82 ). 3 . 3. A clamping device for a numerically controlled machine tool with buffer clamps according to claim 1, characterized in that the inside of the lifting table fixing column (14) is set as a hollow structure. 4. The clamping device for a numerically controlled machine tool with buffer fixtures according to claim 1, characterized in that, both the first turntable (1) and the second turntable (142) are provided with turning handles. 5. The clamping device for CNC machine tools with buffer fixtures according to claim 1, characterized in that, the upper end of the lifting platform (12) is provided with a groove structure with two ends high and the middle low.