Gear grinding device

Abstract

The utility model relates to the technical field of grinding devices, and discloses a gear grinding device which comprises an operation table, a portal frame is fixedly connected to the top of the operation table, two hydraulic rods are fixedly connected to the top of the portal frame, four third sliding grooves are formed in the surface of the side, close to a grinding disc, of a first sliding groove, and extrusion columns are slidably connected into the four third sliding grooves. And reset mechanisms used for resetting the extrusion columns are arranged on the two sides of the four extrusion columns correspondingly, a connecting column is slidably connected into the first sliding groove, a second adjusting column is fixedly connected to the top of the connecting column and matched with the four extrusion columns, and a pulling mechanism used for pulling the second adjusting column is arranged at the bottom of the connecting column. Through the arrangement of the first adjusting column, a gear can be rapidly positioned, when the adjusting plate moves upwards, the two grinding discs can be drawn close to each other, and the drawing-close degree of the grinding discs is consistent with the rising degree of the gear, so that the gear can be rapidly positioned.

Description

Technical Field

[0001] The utility model relates to the technical field of grinding devices, in particular to a gear grinding device. Background Art

[0002] Gear grinding device is a device used to grind gears. In mechanical manufacturing, gears are a common transmission device used to transmit power and motion. Gear grinding devices grind gears by rotating grinding tools to ensure the accuracy and quality of gears. These devices are usually composed of grinding heads, grinding shafts, transmission systems and control systems, and can achieve high-precision gear processing. Gear grinding devices are widely used in the automotive, aerospace, shipbuilding and other industries, and play an important role in improving product quality and production efficiency.

[0003] When some existing gear grinding devices are used, it is usually necessary to position the gears first. Only after the positioning is completed can they be ground. Because each gear needs to be positioned during grinding, the positioning process will consume a lot of time, resulting in low overall efficiency of the device. Therefore, this problem needs to be solved. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a gear grinding device.

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

[0006] A gear grinding device comprises an operating table, the top of the operating table is fixedly connected to a gantry, the top of the gantry is fixedly connected to two hydraulic rods, the bottoms of the two hydraulic rods are fixedly connected to the same support frame, the bottom of the support frame is provided with a first limiting groove, the inside of the first limiting groove is symmetrically slidably connected with a slider, the bottoms of the two sliders are fixedly connected to a motor, the output shafts of the two motors are fixedly connected to a grinding disc, the surfaces of the two sliders away from the grinding disc are fixedly connected to a first adjusting column, the surfaces of the two first adjusting columns are provided with a restraining mechanism for restraining the grinding disc, the operating table is close to the grinding disc A lifting cylinder is slidably connected to the surface of one side of the cutting disc, a first sliding groove is provided on the top of the lifting cylinder, four third sliding grooves are provided on the surface of the first sliding groove close to the grinding disc, extrusion columns are slidably connected inside the four third sliding grooves, and reset mechanisms for resetting the extrusion columns are provided on both sides of the four extrusion columns, a connecting column is slidably connected inside the first sliding groove, a second adjusting column is fixedly connected to the top of the connecting column, the second adjusting column and the four extrusion columns are arranged in cooperation with each other, and a pulling mechanism for pulling the second adjusting column is provided at the bottom of the connecting column, and the gear can be quickly positioned through the setting of the first adjusting column.

[0007] As a further solution of the utility model, the restraining mechanism includes a support plate, which is slidably connected to the inside of the operating table, and an adjustment plate is fixedly connected to the top of the support plate close to the first adjusting column. The surface of the adjustment plate close to the first adjusting column is provided with a first adjustment groove and a second adjustment groove, and the first adjustment groove and the second adjustment groove are arranged to penetrate each other. The first adjusting column is slidably connected to the inside of the first adjustment groove and the second adjustment groove. A lifting mechanism for lifting the support plate is provided on one side of the support plate, and the grinding disc can be restrained by the setting of the adjustment groove.

[0008] As a further solution of the utility model, the lifting mechanism includes a support seat, the support seat is fixedly connected to the inner surface of the operating table, the top of the support seat is rotatably connected to an adjusting arm, both ends of the adjusting arm are slidably connected to extension arms, one end of one of the extension arms is rotatably connected to one side of the support plate, and the other end of the extension arm is rotatably connected to a connecting plate at a side away from the adjusting arm, and the connecting plate is fixedly connected to one side of the support frame. The support plate can be lifted and lowered by setting the adjusting arm.

[0009] As a further solution of the utility model, the reset mechanism includes a second limit groove, the second limit groove is opened on one side of the inside of the third slide groove, the second limit groove is slidably connected to a limit ear, the limit ear is fixedly connected to one side of the extrusion column, the second limit groove is fixedly connected to the limit column, the limit ear is sleeved on the surface of the limit column, the surface of the limit column is sleeved with a first spring, one end of the first spring is fixedly connected to one side of the limit ear, and the other end of the first spring is fixedly connected to one side of the inside of the second limit groove, and the extrusion column can be reset by setting the first spring.

[0010] As a further scheme of the utility model, the pulling mechanism includes a storing slot, the storing slot is opened at the bottom of the connecting column, the top side of the storing slot is slidably connected to the limiting rod, the bottom of the limiting rod is fixedly connected to the constraint plate, the limit rod is sleeved with a tension spring on the surface of one side of the limiting rod close to the storing slot, the top of the tension spring is fixedly connected to the top side of the storing slot, the bottom of the tension spring is fixedly connected to the top of the constraint plate, the lifting cylinder is rotatably connected to the top of the support plate, the bottom of the lifting cylinder is fixedly connected to the second motor, the second motor is fixedly connected to the bottom of the support plate, two second slide grooves are symmetrically opened inside the first slide groove close to the constraint plate, the constraint plate is slidably connected to the inside of the two second slide grooves, and the constraint plate and the operating table cooperate with each other, the top of the second adjusting column is fixedly connected to the limiting plate, and the bottom of the limiting plate is fixedly connected to a plurality of second springs, and the bottom ends of the plurality of second springs are all fixedly connected to the top of the lifting cylinder, and the second adjusting column can be pulled by the setting of the constraint plate.

[0011] The beneficial effects of the utility model are:

[0012] 1. The gear can be quickly positioned by setting the first adjusting column. An adjusting groove is provided on one side of the adjusting plate. The first adjusting column slides inside the adjusting groove. The first adjusting column is installed on one side of the grinding disc. When the adjusting plate moves upward, the two grinding discs can be brought closer to each other. Because the degree of the grinding discs coming closer is consistent with the degree of the gear rising, the gear can be quickly positioned.

[0013] 2. The gear can be constrained by setting the extrusion column. A second adjusting column is installed on the top of the constraint plate, and the second adjusting column cooperates with the extrusion column. Therefore, when the lifting cylinder moves upward, the second adjusting column can squeeze the extrusion column, so that the extrusion column can contact and squeeze the inner wall of the gear. Through the internal extrusion of the extrusion column, the gear can be fixed to avoid shaking of the gear during processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the overall structure of a gear grinding device proposed by the utility model;

[0015] Figure 2 This is a schematic diagram of the internal structure of a gear grinding device proposed by the utility model;

[0016] Figure 3 A schematic diagram of the partial structure of a gear grinding device proposed by the utility model;

[0017] Figure 4 A schematic diagram of a pulling mechanism of a gear grinding device proposed by the utility model;

[0018] Figure 5 for Figure 4 A is an enlarged structural diagram;

[0019] Figure 6 The utility model is a schematic diagram of a restraining mechanism of a gear grinding device.

[0020] In the figure: 1, operating table; 2, lifting cylinder; 3, limiting plate; 4, connecting plate; 101, gantry; 102, hydraulic rod; 103, support frame; 104, first limiting groove; 105, slider; 106, first adjusting column; 107, motor; 108, grinding disc; 201, first slide groove; 202, second slide groove; 203, third slide groove; 204, second limiting groove; 205, extrusion column; 20 6. Limiting ear; 207. Limiting column; 208. First spring; 301. Second spring; 302. Second adjusting column; 303. Connecting column; 304. Receiving slot; 305. Limiting rod; 306. Constraint plate; 307. Tension spring; 401. Adjusting arm; 402. Extension arm; 403. Support seat; 404. Support plate; 405. Adjusting plate; 406. First adjusting slot; 407. Second adjusting slot. DETAILED DESCRIPTION

[0021] 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.

[0022] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0023] Reference Figure 1-Figure 6A gear grinding device comprises an operating table 1, a gantry 101 is fixedly connected to the top of the operating table 1, two hydraulic rods 102 are fixedly connected to the top of the gantry 101, the bottoms of the two hydraulic rods 102 are fixedly connected to the same support frame 103, a first limiting groove 104 is provided at the bottom of the support frame 103, a slider 105 is symmetrically slidably connected inside the first limiting groove 104, the bottoms of the two sliders 105 are fixedly connected to motors 107, the output shafts of the two motors 107 are fixedly connected to grinding discs 108, the surfaces of the two sliders 105 away from the grinding discs 108 are fixedly connected to first adjusting columns 106, the surfaces of the two first adjusting columns 106 are provided with a restraining mechanism for restraining the grinding discs 108, and the operating table 1 is close to the grinding disc 108. A lifting cylinder 2 is slidably connected to the surface of one side of the disk 108, and a first sliding groove 201 is provided on the top of the lifting cylinder 2. Four third sliding grooves 203 are provided on the surface of the first sliding groove 201 close to the grinding disk 108. Extrusion columns 205 are slidably connected inside the four third sliding grooves 203. Resetting mechanisms for resetting the extrusion columns 205 are provided on both sides of the four extrusion columns 205. A connecting column 303 is slidably connected inside the first sliding groove 201. A second adjusting column 302 is fixedly connected to the top of the connecting column 303. The second adjusting column 302 and the four extrusion columns 205 are arranged in cooperation with each other. A pulling mechanism for pulling the second adjusting column 302 is provided at the bottom of the connecting column 303. The gear can be quickly positioned by the setting of the first adjusting column 106.

[0024] Reference Figure 3 and Figure 6 In a preferred embodiment, the restraint mechanism includes a support plate 404, which is slidably connected to the inside of the operating table 1, and an adjustment plate 405 is fixedly connected to the top of the support plate 404 close to the first adjustment column 106. The surface of the adjustment plate 405 close to the first adjustment column 106 is provided with a first adjustment groove 406 and a second adjustment groove 407, and the first adjustment groove 406 and the second adjustment groove 407 are arranged to penetrate each other. The first adjustment column 106 is slidably connected to the inside of the first adjustment groove 406 and the second adjustment groove 407. A lifting mechanism for lifting the support plate 404 is provided on one side of the support plate 404. The grinding disc 108 can be restrained by setting the adjustment groove.

[0025] Reference Figure 3 and Figure 6In a preferred embodiment, the lifting mechanism includes a support seat 403, which is fixedly connected to the inner surface of the operating table 1, and the top of the support seat 403 is rotatably connected to an adjusting arm 401, and both ends of the adjusting arm 401 are slidably connected to extension arms 402, one end of one extension arm 402 is rotatably connected to one side of a support plate 404, and the other end of the extension arm 402 away from the adjusting arm 401 is rotatably connected to a connecting plate 4, and the connecting plate 4 is fixedly connected to one side of the support frame 103. Through the setting of the adjusting arm 401, the support plate 404 can be lifted and lowered.

[0026] Reference Figure 4 and Figure 5 In a preferred embodiment, the reset mechanism includes a second limit groove 204, the second limit groove 204 is opened on one side inside the third slide groove 203, the second limit groove 204 is slidably connected to a limit ear 206 inside, the limit ear 206 is fixedly connected to one side of the extrusion column 205, the second limit groove 204 is fixedly connected to a limit column 207 inside, the limit ear 206 is sleeved on the surface of the limit column 207, the surface of the limit column 207 is sleeved with a first spring 208, one end of the first spring 208 is fixedly connected to one side of the limit ear 206, and the other end of the first spring 208 is fixedly connected to one side inside the second limit groove 204. Through the setting of the first spring 208, the extrusion column 205 can be reset.

[0027] Reference Figure 2-Figure 6 In a preferred embodiment, the pulling mechanism includes a storage groove 304, which is opened at the bottom of the connecting column 303. The top side of the storage groove 304 is slidably connected to a limit rod 305, and the bottom of the limit rod 305 is fixedly connected to a constraint plate 306. The surface of the limit rod 305 close to the storage groove 304 is sleeved with a tension spring 307, the top end of the tension spring 307 is fixedly connected to the top side of the storage groove 304, and the bottom end of the tension spring 307 is fixedly connected to the top of the constraint plate 306. The lifting cylinder 2 is rotatably connected to the top of the support plate 404, and the bottom of the lifting cylinder 2 is fixedly connected to a second The motor and the second motor are fixedly connected to the bottom of the support plate 404. Two second slide grooves 202 are symmetrically opened inside the first slide groove 201 close to the side of the constraint plate 306. The constraint plate 306 is slidably connected inside the two second slide grooves 202, and the constraint plate 306 cooperates with the operating table 1. The top of the second adjusting column 302 is fixedly connected to the limiting plate 3, and the bottom of the limiting plate 3 is fixedly connected to multiple second springs 301. The bottom ends of the multiple second springs 301 are all fixedly connected to the top of the lifting cylinder 2. Through the setting of the constraint plate 306, the second adjusting column 302 can be pulled.

[0028] From the above description, it can be seen that the above embodiment of the utility model achieves the following technical effects: when grinding the gear, the gear is first placed on the top of the lifting cylinder 2, and then the hydraulic rod 102 is started. A support frame 103 is installed at the bottom of the hydraulic rod 102, and the grinding disc 108 is installed at the bottom of the support frame 103, so that when the hydraulic rod 102 is started, the grinding disc 108 can be driven to move downward so that it can grind the gear. Connecting plates 4 are also installed on both sides of the support frame 103. When the grinding disc When the operating table 108 moves downward, the connecting plate 4 will also move downward. A support seat 403 is installed inside the operating table 1. An adjusting arm 401 is installed on the top of the support seat 403. The connecting plate 4 is connected to one end of the adjusting arm 401. When the connecting plate 4 moves downward, the other end of the adjusting arm 401 can be moved upward. A supporting plate 404 is installed on the other end of the adjusting arm 401. Therefore, the supporting plate 404 will move upward. A lifting cylinder 2 and an adjusting plate 405 are installed on the top of the supporting plate 404. The plates 405 will move upward, and an adjustment groove is provided on one side of the adjustment plate 405. A first adjustment column 106 slides inside the adjustment groove, and the first adjustment column 106 is installed on one side of the grinding disc 108, so that when the adjustment plate 405 moves upward, the two grinding discs 108 can be brought closer to each other, because the degree of the grinding discs 108 approaching is consistent with the degree of the gear rising, so the gear can be quickly positioned. A constraint plate 306 is installed inside the lifting cylinder 2, and the constraint plate 306 is restricted by the operating table 1, so that When the lifting cylinder 2 moves upward, the constraint plate 306 cannot move upward. A second adjusting column 302 is installed on the top of the constraint plate 306, and the second adjusting column 302 cooperates with the extrusion column 205. Therefore, when the lifting cylinder 2 moves upward, the second adjusting column 302 can squeeze the extrusion column 205, so that the extrusion column 205 can contact and squeeze the inner wall of the gear. Through the internal extrusion of the extrusion column 205, the gear can be fixed to avoid shaking of the gear during the processing.

[0029] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used here to describe the spatial positional relationship between a device or feature and other devices or features as shown in the figure. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figure. For example, if the device in the accompanying drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" can include both "above" and "below". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatially relative descriptions used here are interpreted accordingly.

[0030] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0031] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the data used in this way can be interchangeable where appropriate, so that the embodiments of the present application described herein can be implemented in an order other than those illustrated or described herein, for example. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions, for example, a process, method, system, product or device that includes a series of steps or units is not necessarily limited to those steps or units that are clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0032] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A gear grinding device, comprising an operating table (1), characterized in that: The top of the operating platform (1) is fixedly connected to a gantry (101), the top of the gantry (101) is fixedly connected to two hydraulic rods (102), the bottoms of the two hydraulic rods (102) are fixedly connected to the same support frame (103), the bottom of the support frame (103) is provided with a first limiting groove (104), the inside of the first limiting groove (104) is symmetrically slidably connected with a slider (105), the bottoms of the two sliders (105) are fixedly connected to a motor (107), the output shafts of the two motors (107) are fixedly connected to a grinding disc (108), the surfaces of the two sliders (105) away from the grinding disc (108) are fixedly connected to a first adjustment column (106), the surfaces of the two first adjustment columns (106) are provided with a restraining mechanism for restraining the grinding disc (108), and the operating platform (1) A lifting cylinder (2) is slidably connected to the surface of one side close to the grinding disc (108), a first sliding groove (201) is provided on the top of the lifting cylinder (2), four third sliding grooves (203) are provided on the surface of one side close to the grinding disc (108), extrusion columns (205) are slidably connected inside the four third sliding grooves (203), and reset mechanisms for resetting the extrusion columns (205) are provided on both sides of the four extrusion columns (205), a connecting column (303) is slidably connected inside the first sliding groove (201), a second adjusting column (302) is fixedly connected to the top of the connecting column (303), the second adjusting column (302) and the four extrusion columns (205) are arranged in cooperation with each other, and a pulling mechanism for pulling the second adjusting column (302) is provided at the bottom of the connecting column (303).

2. The gear grinding device according to claim 1, characterized in that: The restraining mechanism comprises a support plate (404), the support plate (404) is slidably connected to the inside of the operating table (1), an adjustment plate (405) is fixedly connected to the top of the support plate (404) close to the first adjustment column (106), a first adjustment groove (406) and a second adjustment groove (407) are provided on the surface of the adjustment plate (405) close to the first adjustment column (106), the first adjustment groove (406) and the second adjustment groove (407) are arranged to penetrate each other, the first adjustment column (106) is slidably connected to the inside of the first adjustment groove (406) and the second adjustment groove (407), and a lifting mechanism for lifting the support plate (404) is provided on one side of the support plate (404).

3. The gear grinding device according to claim 2, characterized in that: The lifting mechanism comprises a support seat (403), the support seat (403) is fixedly connected to the inner surface of the operating table (1), the top of the support seat (403) is rotatably connected to an adjustment arm (401), both ends of the adjustment arm (401) are slidably connected to extension arms (402), one end of one of the extension arms (402) is rotatably connected to one side of a support plate (404), and the other end of the extension arm (402) away from the adjustment arm (401) is rotatably connected to a connecting plate (4), and the connecting plate (4) is fixedly connected to one side of the support frame (103).

4. The gear grinding device according to claim 3, characterized in that: The reset mechanism comprises a second limiting groove (204), the second limiting groove (204) being arranged on one side inside the third sliding groove (203), the second limiting groove (204) being slidably connected to a limiting ear (206) inside, the limiting ear (206) being fixedly connected to one side of the extrusion column (205), and the second limiting groove (204) being fixedly connected to a limiting column (207) inside.

5. The gear grinding device according to claim 4, characterized in that: The limiting ear (206) is sleeved on the surface of the limiting column (207), and the surface of the limiting column (207) is sleeved with a first spring (208), one end of the first spring (208) is fixedly connected to one side of the limiting ear (206), and the other end of the first spring (208) is fixedly connected to one side inside the second limiting groove (204).

6. The gear grinding device according to claim 5, characterized in that: The pulling mechanism comprises a receiving groove (304), wherein the receiving groove (304) is arranged at the bottom of the connecting column (303), the top side of the receiving groove (304) is slidably connected to a limiting rod (305), the bottom of the limiting rod (305) is fixedly connected to a restraining plate (306), a tension spring (307) is sleeved on the surface of one side of the limiting rod (305) close to the receiving groove (304), the top end of the tension spring (307) is fixedly connected to the top side of the receiving groove (304), and the bottom end of the tension spring (307) is fixedly connected to the top of the restraining plate (306).

7. The gear grinding device according to claim 6, characterized in that: The lifting cylinder (2) is rotatably connected to the top of the support plate (404), and a second motor is fixedly connected to the bottom of the lifting cylinder (2), and the second motor is fixedly connected to the bottom of the support plate (404). Two second sliding grooves (202) are symmetrically opened inside the first sliding groove (201) close to the side of the constraint plate (306), and the constraint plate (306) is slidably connected inside the two second sliding grooves (202), and the constraint plate (306) cooperates with the operating table (1). The top of the second adjusting column (302) is fixedly connected to the limit plate (3), and the bottom of the limit plate (3) is fixedly connected to multiple second springs (301), and the bottom ends of the multiple second springs (301) are all fixedly connected to the top of the lifting cylinder (2).

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