A three-axis drilling device for the cylinder surface of a compressor crankcase

Abstract

The utility model belongs to the technical field of drilling, and is particularly a three-axis drilling device for a compressor crankcase cylinder surface, comprising a machine base, and a front-rear displacement component and a left-right displacement component arranged on the top of the machine base, and also comprising a four-point limit component arranged on the front-rear displacement component, and an up-and-down displacement component arranged on the left-and-right displacement component. The four-point limit component comprises a support arranged on the front-and-rear displacement component, a first slide groove is horizontally opened on the support, and a second slide groove is longitudinally opened on the support, one end of the first screw rod is connected and driven by a first reduction motor to drive a front limit head and a rear limit head to limit the front and rear side walls of the compressor crankcase, one end of the first screw rod is connected and driven by a second reduction motor to drive a left limit head and a right limit head to limit the left and right side walls of the compressor crankcase, and the compressor crankcase is limited on four sides by the four-point limit component, so that the stability is higher and the drilling effect is better.

Description

Technical Field

[0001] The utility model belongs to the technical field of drilling, and in particular relates to a three-axis drilling device for a crankcase cylinder surface of a compressor. Background Art

[0002] The compressor crankcase is an important part of the compressor. The compressor crankcase is a box-type part and needs to be drilled during processing;

[0003] According to CN 209125404 U, a three-axis drilling device for a compressor crankcase cylinder surface processes a table, a first baffle, a telescopic column, a first clamping plate and a first movable cylinder. The two ends of the processing table are respectively fixedly connected to the first baffle and the second baffle, the first baffle and the second baffle are symmetrically placed with respect to the processing table, one side of the first baffle and the second baffle are respectively fixedly connected to one end of the same first movable cylinder, the other end of the first movable cylinder is respectively fixedly connected to one end of the telescopic column, the other ends of the two telescopic columns are respectively fixedly connected to the first clamping plate and the second clamping plate, a through hole is opened at the center of the processing table, the rotary cylinder, the lifting cylinder and the second movable cylinder are movably connected inside the through hole to cooperate with each other, and the three sides can be effectively processed with one drilling bolt, saving environmental protection, avoiding unnecessary waste, and reducing capital investment;

[0004] In the above technical solution, when drilling a hole on the cylinder surface of a compressor crankcase, the two side walls of the compressor crankcase are limited by the first clamping plate and the second clamping plate. During the drilling process, since the two side walls of the compressor crankcase are not a planar structure and the clamping stability is insufficient, the compressor crankcase is easily displaced during the drilling process, resulting in a poor drilling effect. Utility Model Content

[0005] To solve the problems raised in the above background technology. The utility model provides a three-axis drilling device for the cylinder surface of a compressor crankcase, comprising a machine base, and a front-to-back displacement component and a left-to-right displacement component arranged on the top of the machine base, and also comprising a four-point limit component arranged on the front-to-back displacement component, and an up-down displacement component arranged on the left-to-right displacement component;

[0006] The four-point limit assembly includes a support arranged on the front and rear displacement assembly, the support is provided with a first slide groove horizontally, and a second slide groove longitudinally, a first screw rod is arranged inside the first slide groove, and the thread directions of the front and rear ends of the first screw rod are opposite, a front slider and a rear slider are arranged inside the first slide groove, the front slider and the rear slider are respectively screwed on the threads in different directions at the front and rear ends of the first screw rod, a front limit head and a rear limit head are fixed on the top of the front slider and the rear slider, a second screw rod is arranged inside the second slide groove, and the thread directions of the front and rear ends of the second screw rod are opposite, a left slider and a right slider are arranged inside the second slide groove, the left slider and the right slider are respectively screwed on the threads in different directions at the front and rear ends of the second screw rod, and a left limit head and a right limit head are fixed on the top of the left slider and the right slider.

[0007] As a preferred embodiment of the utility model of a three-axis drilling device for a compressor crankcase cylinder surface, the front-rear displacement assembly drives the four-point limit assembly to move in the front-rear direction.

[0008] As a preferred three-axis drilling device for the crankcase cylinder surface of a compressor of the utility model, a drilling machine is installed on the up and down displacement assembly, and the left and right displacement assembly drives the up and down displacement assembly to move in the left and right directions, and the up and down displacement assembly drives the drilling machine to move in the up and down reverse directions.

[0009] As a preferred embodiment of the utility model of a three-axis drilling device for a compressor crankcase cylinder surface, the front-to-back displacement component, the left-to-right displacement component and the up-and-down displacement component form a three-axis motion mechanism.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] One end of the first screw rod is connected and driven by the first reduction motor, driving the front limit head and the rear limit head to limit the front and rear side walls of the compressor crankcase. One end of the first screw rod is connected and driven by the second reduction motor, driving the left limit head and the right limit head to limit the left and right side walls of the compressor crankcase. The four-point limit assembly is used to limit the four sides of the compressor crankcase, which has higher stability and better drilling effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 It is a schematic diagram of the structure of the four-point limit assembly in the utility model;

[0015] Figure 3 It is a schematic diagram of the local structure of the utility model;

[0016] Figure 4 It is a schematic diagram of the structure of the up-and-down displacement component in the utility model;

[0017] In the figure:

[0018] 1. Machine base;

[0019] 2. Front and rear displacement components;

[0020] 3. Left and right displacement components;

[0021] 4. Four-point limit assembly; 41. Support; 42. First slide; 421. First screw rod; 422. Front slider; 423. Rear slider; 424. Front limit head; 425. Rear limit head; 43. Second slide; 431. Second screw rod; 432. Left slider; 433. Right slider; 434. Left limit head; 435. Right limit head;

[0022] 5. Up and down displacement components; DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Example 1

[0025] like Figure 1 As shown;

[0026] A three-axis drilling device for a crankcase cylinder surface of a compressor comprises a base 1, and a front-rear displacement component 2 and a left-right displacement component 3 arranged on the top of the base 1.

[0027] In this embodiment: In order to solve the technical problems existing in this prior art, as disclosed in the background technology above, "when drilling a hole on the cylinder surface of a compressor crankcase, the two side walls of the compressor crankcase are limited by a first clamping plate and a second clamping plate. During the drilling process, since the two side walls of the compressor crankcase are not planar structures, the clamping stability is insufficient. During the drilling process, the compressor crankcase is easily displaced, resulting in poor drilling effect." Combined with actual use, this problem is obviously a real problem that is difficult to solve. Therefore, in order to solve this technical problem, a four-point limit assembly 4 is added on this basis.

[0028] like Figure 1-4As shown in the figure;

[0029] In combination with the above content, in order to perform four-point limit on the crankcase of the compressor and improve the stability of the limit, it includes a base 1, and a front-to-back displacement component 2 and a left-to-right displacement component 3 arranged on the top of the base 1, and also includes a four-point limit component 4 arranged on the front-to-back displacement component 2, and an up-down displacement component 5 arranged on the left-to-right displacement component 3;

[0030] The four-point limit assembly 4 includes a support 41 arranged on the front-rear displacement assembly 2 , and the support 41 is provided with a first slide groove 42 in the transverse direction and a second slide groove 43 in the longitudinal direction.

[0031] In an optional embodiment, a first screw rod 421 is disposed inside the first slide groove 42, and the threads at the front and rear ends of the first screw rod 421 are in opposite directions. A front slider 422 and a rear slider 423 are disposed inside the first slide groove 42, and the front slider 422 and the rear slider 423 are respectively screwed on the threads in different directions at the front and rear ends of the first screw rod 421, and a front limit head 424 and a rear limit head 425 are fixed on the top of the front slider 422 and the rear slider 423.

[0032] In this implementation scheme: one end of the first screw rod 421 is connected and driven by the first reduction motor, the front slider 422 and the rear slider 423 are respectively screwed on the threads in different directions at the front and rear ends of the first screw rod 421, and the front slider 422 and the rear slider 423 are limited by the first slide groove 42. At this time, the rotation of the first screw rod 421 drives the front slider 422 and the rear slider 423 to move in opposite directions, thereby driving the front limit head 424 and the rear limit head 425 to limit the front and rear side walls of the compressor crankcase.

[0033] In an optional embodiment, a second screw rod 431 is disposed inside the second slide groove 43, and the threads at the front and rear ends of the second screw rod 431 are in opposite directions. A left slider 432 and a right slider 433 are disposed inside the second slide groove 43, and the left slider 432 and the right slider 433 are respectively screwed on the threads in different directions at the front and rear ends of the second screw rod 431, and a left limit head 434 and a right limit head 435 are fixed on the top of the left slider 432 and the right slider 433.

[0034] In this implementation scheme: one end of the first screw rod 431 is connected and driven by the second reduction motor, the left slider 432 and the right slider 433 are respectively screwed on the threads in different directions at the front and rear ends of the second screw rod 431, and the left slider 432 and the right slider 433 are limited by the second slide groove 43. At this time, the rotation of the second screw rod 431 drives the left slider 432 and the right slider 433 to move in opposite directions, thereby driving the left limit head 434 and the right limit head 435 to limit the left and right side walls of the compressor crankcase.

[0035] In an optional embodiment, the front-to-back displacement component 2 drives the four-point limit component 4 to move in the front-to-back direction, the up-and-down displacement component 5 is installed with a drilling machine 6, the left-right displacement component 3 drives the up-and-down displacement component 5 to move in the left-and-right direction, and the up-and-down displacement component 5 drives the drilling machine 6 to move in the up-and-down reverse directions, and the front-to-back displacement component 2, the left-and-right displacement component 3 and the up-and-down displacement component 5 form a three-axis motion mechanism.

[0036] In this embodiment, a three-axis motion mechanism is formed by a front-rear displacement component 2, a left-right displacement component 3 and an up-down displacement component 5, so as to facilitate drilling holes at different positions of the compressor crankcase.

[0037] Working principle of this utility model:

[0038] The compressor crankcase is placed on the support 41, one end of the first screw rod 421 is connected and driven by the first reduction motor, the front slider 422 and the rear slider 423 are respectively screwed on the threads in different directions at the front and rear ends of the first screw rod 421, and the front slider 422 and the rear slider 423 are limited by the first slide groove 42, at this time, the rotation of the first screw rod 421 drives the front slider 422 and the rear slider 423 to move in opposite directions, and then drives the front limit head 424 and the rear limit head 425 to limit the front and rear side walls of the compressor crankcase, and then one end of the first screw rod 431 is connected and driven by the second reduction motor Connect the drive, the left slider 432 and the right slider 433 are respectively screwed on the threads in different directions at the front and rear ends of the second screw rod 431, and the left slider 432 and the right slider 433 are limited by the second slide groove 43. At this time, the rotation of the second screw rod 431 drives the left slider 432 and the right slider 433 to move in opposite directions, and then drives the left limit head 434 and the right limit head 435 to limit the left and right side walls of the compressor crankcase, and then the front and rear displacement components 2, the left and right displacement components 3 and the up and down displacement components 5 form a three-axis motion mechanism, which is convenient for drilling holes in different positions of the compressor crankcase.

[0039] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A three-axis drilling device for a crankcase cylinder surface of a compressor, comprising a base (1), and a front-rear displacement component (2) and a left-right displacement component (3) arranged on the top of the base (1), characterized in that: It also includes a four-point limit assembly (4) arranged on the front-rear displacement assembly (2), and an up-down displacement assembly (5) arranged on the left-right displacement assembly (3); The four-point limit assembly (4) comprises a support (41) arranged on the front and rear displacement assembly (2), the support (41) is provided with a first slide groove (42) in the transverse direction, and a second slide groove (43) in the longitudinal direction, a first screw rod (421) is arranged inside the first slide groove (42), the threads of the front and rear ends of the first screw rod (421) are in opposite directions, a front slider (422) and a rear slider (423) are arranged inside the first slide groove (42), the front slider (422) and the rear slider (423) are respectively screwed on the threads of the front and rear ends of the first screw rod (421) in different directions, and the front slider (421) is provided in the interior of the first slide groove (42). 2) and a front limit head (424) and a rear limit head (425) are fixed on the top of the rear slider (423); a second screw rod (431) is arranged inside the second slide groove (43); the threads at the front and rear ends of the second screw rod (431) are in opposite directions; a left slider (432) and a right slider (433) are arranged inside the second slide groove (43); the left slider (432) and the right slider (433) are respectively screwed on the threads at the front and rear ends of the second screw rod (431) in different directions; a left limit head (434) and a right limit head (435) are fixed on the top of the left slider (432) and the right slider (433).

2. The three-axis drilling equipment for the crankcase surface of a compressor according to claim 1, characterized in that: The front-rear displacement component (2) drives the four-point limit component (4) to move in the front-rear direction.

3. The three-axis drilling equipment for the crankcase surface of a compressor according to claim 1, characterized in that: A drilling machine (6) is installed on the up-down displacement assembly (5); the left-right displacement assembly (3) drives the up-down displacement assembly (5) to move in the left-right direction; and the up-down displacement assembly (5) drives the drilling machine (6) to move in the up-down reverse direction.

4. The three-axis drilling equipment for the crankcase surface of a compressor according to claim 1, characterized in that: The front-rear displacement component (2), the left-right displacement component (3) and the up-down displacement component (5) form a three-axis motion mechanism.

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