Fixture for drilling of precision machinery

Abstract

The utility model discloses a precision machinery drilling fixture which comprises a fixing bottom plate, the top end of the fixing bottom plate is fixedly connected with fixing plates, each fixing plate is provided with a fixing rod, each fixing rod penetrates through the corresponding fixing plate, and the fixing plates are fixedly connected with the fixing plates. The end, located on the outer side of the fixing plate, of each fixing rod is fixedly connected with a fixing block, the side wall of each fixing block is fixedly connected with a fixing spring, the tail end of each fixing spring is fixedly connected with the fixing plate, and the end, located on the inner side of the fixing plate, of each fixing rod is fixedly connected with a clamping plate; clamping side plates are arranged on the two sides of each clamping plate. The clamping side plates are arranged on the two sides of the clamping plate, a machine can be further fixed and clamped, the clamping side plates are matched with clamping sculpture, the machine is not prone to deviation in the drilling process, drilling is facilitated, a structure used for buffering and damping is arranged, and the influence of vibration on drilling is reduced.

Description

Technical Field

[0001] The utility model relates to the field of drilling fixtures, in particular to a fixture for precision mechanical drilling. Background Art

[0002] In the process of precision machinery manufacturing, the rough blank of the machine needs to undergo multiple processing, including drilling. In order to facilitate the drilling process, a drilling fixture is required.

[0003] During use, the existing drilling fixture uses a clamping plate to fix and clamp the machine, and the clamping effect thereof has certain shortcomings. In addition, there is a lack of a structure for buffering and shock absorption, which is not conducive to the use of the device. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art, such as: fixing and clamping the machine by a clamping plate, which has certain shortcomings in the clamping effect, and lacks a structure for buffering and shock absorption, which is not conducive to the use of the device, and a precision mechanical drilling fixture is proposed.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A fixture for precision mechanical drilling, comprising a fixed base plate, the top end of the fixed base plate is fixedly connected to a fixed plate, each of the fixed plates is provided with a fixed rod, each of the fixed rods is arranged through the corresponding fixed plate, each of the fixed rods is fixedly connected to a fixed block at one end located outside the fixed plate, each of the fixed blocks is fixedly connected to a fixed spring on the side wall, the end of each of the fixed springs is fixedly connected to the fixed plate, each of the fixed rods is fixedly connected to a clamping plate at one end located inside the fixed plate, clamping side plates are provided on both sides of each of the clamping plates, and a placement structure is provided on the fixed base plate.

[0007] Preferably, each of the clamping plates is provided with a fixing groove on both sides, a fixing shaft is fixedly connected between the upper and lower inner walls of each of the fixing grooves, a fixing sleeve is rotatably sleeved on each of the fixing shafts, each of the clamping side plates is fixedly connected to the side walls of the corresponding fixing sleeve, and a torsion spring is fixedly connected to the upper and lower ends of each of the fixing sleeves, each of the torsion springs is sleeved on the outer side of the corresponding fixing shaft, and one end of each torsion spring away from the fixing sleeve is fixedly connected to the inner wall of the corresponding fixing groove.

[0008] Preferably, the placement structure includes a connecting tube fixedly connected to the top of the fixed base plate, the connecting tube is located in the middle of the fixed plate, a connecting rod is slidably connected in the connecting tube, the top of the connecting rod passes through the upper inner wall of the connecting tube and extends to the outside of the connecting tube, and one end of the connecting rod located on the outside of the connecting tube is fixedly connected to a placing platform, the bottom end of the connecting rod is fixedly connected to a connecting spring, and one end of the connecting spring away from the connecting rod is fixedly connected to the lower inner wall of the connecting tube.

[0009] Preferably, a damper is fixedly provided on the connecting spring, and the connecting spring is fixedly connected to the lower inner wall of the connecting cylinder through the damper.

[0010] Preferably, each of the clamping side plates is arranged in an arc shape.

[0011] Preferably, a clamping groove is fixedly provided on the side wall of each clamping side plate.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows: clamping side plates are arranged on both sides of the clamping plate to further fix and clamp the machine, and the clamping grooves make it difficult for the machine to deviate during the drilling process, which is beneficial to the drilling process, and a structure for buffering and shock absorption is provided to reduce the impact of vibration on drilling, making the device and the machine more stable, which is beneficial to the use of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a three-dimensional structural schematic diagram of a precision mechanical drilling fixture proposed by the utility model;

[0014] Figure 2 for Figure 1 The enlarged view of point A in the middle;

[0015] Figure 3 The utility model is a rear-view stereoscopic structural schematic diagram of a precision mechanical drilling fixture.

[0016] In the figure: 1 fixed bottom plate, 2 fixed plate, 3 clamping plate, 4 fixed rod, 5 fixed block, 6 fixed spring, 7 fixed groove, 8 fixed sleeve, 9 clamping side plate, 10 clamping groove, 11 connecting tube, 12 connecting rod, 13 placing table, 14 fixed shaft, 15 torsion spring, 16 connecting spring. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0018] Reference Figure 1-Figure 3, a fixture for precision mechanical drilling, comprising a fixed base plate 1, a fixed plate 2 is fixedly connected to the top of the fixed base plate 1, each fixed plate 2 is provided with a fixing rod 4, each fixing rod 4 is penetrated through the corresponding fixed plate 2, each fixing rod 4 is fixedly connected to a fixing block 5 at one end located on the outer side of the fixing plate 2, and a fixing spring 6 is fixedly connected to the side wall of each fixing block 5, and the end of each fixing spring 6 is fixedly connected to the fixing plate 2, and each fixing rod 4 is fixedly connected to a clamping plate 3 at one end located on the inner side of the fixing plate 2, and clamping side plates 9 are provided on both sides of each clamping plate 3, and a placement structure is provided on the fixed base plate 1. After the machine is set up, the elastic force of the fixing spring 6 makes the clamping plate 3 move in the direction of the machine, so that the clamping plate 3 fixes and clamps the machine. At the same time, the clamping side plates 9 can play an auxiliary clamping effect, improve the fixing effect of the machine, make the machine more stable, and will not deviate;

[0019] Each clamping plate 3 is provided with a fixing groove 7 on both sides, and a fixing shaft 14 is fixedly connected between the upper and lower inner walls of each fixing groove 7, and a fixing sleeve 8 is rotatably sleeved on each fixing shaft 14, and each clamping side plate 9 is fixedly connected to the side wall of the corresponding fixing sleeve 8, and a torsion spring 15 is fixedly connected to the upper and lower ends of each fixing sleeve 8, and each torsion spring 15 is sleeved on the outer side of the corresponding fixing shaft 14, and one end of each torsion spring 15 away from the fixing sleeve 8 is fixedly connected to the inner wall of the corresponding fixing groove 7, and under the action of the elastic force of the torsion spring 15, the fixing sleeve 8 and the clamping side plate 9 rotate in the direction of the machine, so that the clamping side plate 9 fixes and clamps the machine;

[0020] The placement structure includes a connecting tube 11 fixedly connected to the top of the fixed base plate 1, the connecting tube 11 is arranged in the middle of the fixed plate 2, a connecting rod 12 is slidably connected in the connecting tube 11, the top of the connecting rod 12 passes through the upper inner wall of the connecting tube 11 and extends to the outside of the connecting tube 11, and the end of the connecting rod 12 located on the outside of the connecting tube 11 is fixedly connected to the placement platform 13, the bottom end of the connecting rod 12 is fixedly connected to a connecting spring 16, the end of the connecting spring 16 away from the connecting rod 12 is fixedly connected to the lower inner wall of the connecting tube 11, and the machine is arranged on the placement platform 13, and the connecting spring 16 can play a certain buffering effect; a damper is fixedly arranged on the connecting spring 16, and the connecting spring 16 is fixedly connected to the lower inner wall of the connecting tube 11 through the damper, and the damper and the connecting spring 16 cooperate with each other to play a buffering and shock absorbing effect, thereby avoiding the influence of vibration during drilling;

[0021] Each clamping side plate 9 is arranged in an arc shape so that the clamping side plate 9 can fit on the side wall of the machine; a clamping groove 10 is fixedly arranged on the side wall of each clamping side plate 9 to improve the clamping effect of the clamping side plate 9.

[0022] In the utility model, when the device is in use, the clamping plate 3 is first moved outward, and then the machine is set on the placement table 13. Under the action of the elastic force of the fixing spring 6, the clamping plate 3 moves in the direction of the machine, so that the clamping plate 3 fixes and clamps the machine. At the same time, during the movement of the clamping plate 3, the clamping side plate 9 moves accordingly. Under the action of the elastic force of the torsion spring 15, the fixing sleeve 8 and the clamping side plate 9 rotate in the direction of the machine, so that the clamping side plate 9 fits against the surface of the machine, so that the clamping side plate 9 fixes and clamps the machine, which can play an auxiliary clamping effect and further improve the fixing effect of the machine. In combination with the clamping engravings 10 on the side walls of the clamping side plate 9, the machine is more stable and will not deviate. At the same time, during the drilling process, the damper and the connecting spring 16 cooperate with each other to play a buffering and shock absorbing effect, thereby avoiding the influence of vibration during drilling and making the drilling position more accurate.

[0023] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A precision mechanical drilling fixture, comprising a fixed base plate (1), characterized in that: The top end of the fixed base plate (1) is fixedly connected to a fixed plate (2), each of the fixed plates (2) is provided with a fixed rod (4), each of the fixed rods (4) is arranged to penetrate the corresponding fixed plate (2), one end of each of the fixed rods (4) located outside the fixed plate (2) is fixedly connected to a fixed block (5), the side wall of each of the fixed blocks (5) is fixedly connected to a fixed spring (6), the end of each of the fixed springs (6) is fixedly connected to the fixed plate (2), one end of each of the fixed rods (4) located inside the fixed plate (2) is fixedly connected to a clamping plate (3), and clamping side plates (9) are provided on both sides of each of the clamping plates (3), and a placement structure is provided on the fixed base plate (1).

2. A precision mechanical drilling fixture according to claim 1, characterized in that: Each of the clamping plates (3) is provided with a fixing groove (7) on both sides, a fixing shaft (14) is fixedly connected between the upper and lower inner walls of each of the fixing grooves (7), a fixing sleeve (8) is rotatably sleeved on each of the fixing shafts (14), each of the clamping side plates (9) is fixedly connected to the side wall of the corresponding fixing sleeve (8), and a torsion spring (15) is fixedly connected to the upper and lower ends of each of the fixing sleeves (8), each of the torsion springs (15) is sleeved on the outer side of the corresponding fixing shaft (14), and one end of each of the torsion springs (15) away from the fixing sleeve (8) is fixedly connected to the inner wall of the corresponding fixing groove (7).

3. A precision mechanical drilling fixture according to claim 1, characterized in that: The placement structure comprises a connecting tube (11) fixedly connected to the top end of the fixed base plate (1), the connecting tube (11) being arranged in the middle of the fixed plate (2), a connecting rod (12) being slidably connected inside the connecting tube (11), the top end of the connecting rod (12) penetrating the upper inner wall of the connecting tube (11) and extending to the outside of the connecting tube (11), and one end of the connecting rod (12) located outside the connecting tube (11) is fixedly connected to a placement platform (13), the bottom end of the connecting rod (12) is fixedly connected to a connecting spring (16), and one end of the connecting spring (16) away from the connecting rod (12) is fixedly connected to the lower inner wall of the connecting tube (11).

4. A precision mechanical drilling fixture according to claim 3, characterized in that: A damper is fixedly arranged on the connecting spring (16), and the connecting spring (16) is fixedly connected to the lower inner wall of the connecting cylinder (11) via the damper.

5. The precision mechanical drilling fixture according to claim 1, characterized in that: Each of the clamping side plates (9) is arranged in an arc shape.

6. A precision mechanical drilling fixture according to claim 1, characterized in that: A clamping groove (10) is fixedly provided on the side wall of each clamping side plate (9).

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