Fixing device for mechanical part production

Abstract

The utility model discloses a fixing device for mechanical part production, a clamping mechanism comprises a mounting ring, the periphery of the inner wall of the mounting ring is connected with telescopic blocks in a sliding mode, one end of each telescopic block extends to the outer side of the mounting ring, one end of the top of each telescopic block is fixedly connected with an extrusion shaft, and the other end of each telescopic block is fixedly connected with a clamping mechanism. The side, away from the extrusion shaft, of the top of the telescopic block is fixedly connected with an extension rod, the inner wall of the top end of each extension rod is sleeved with a lead screw in a threaded mode, the lead screws and the telescopic block are consistent in the length direction, one end of each lead screw extends to the middle of the mounting ring and is fixedly connected with a clamping head, and the other end of each lead screw is fixedly connected with a rotary knob. The clamping mechanism in the device can be overturned by 90 degrees, and the overturned clamping mechanism can also clamp and fix tubular or columnar large mechanical parts, so that the universality of the clamping mechanism is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical parts production technical field, concretely relates to a fixing device for mechanical parts production. BACKGROUND

[0002] Mechanical parts production is the manufacturing process that metal materials are converted into specific function components through casting, forging, machining and other processes, covers raw material procurement, precision machining, heat treatment, surface treatment and quality detection and other links, is widely used in the fields such as automobile, industrial machinery, needs to give consideration to design precision and production efficiency, ensures product performance to meet standard requirements.

[0003] The fixture design in prior art is often customized for specific part shape, leads to obvious defects when facing multi-variety mechanical parts, different shape parts need to frequently change clamping device, increases changeover time and pushes up tooling cost, and therefore a fixing device for mechanical parts production is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0004] The technical problems to be solved by the utility model are as follows:

[0005] The purpose of the utility model can be realized by the following technical solutions:

[0006] A fixing device for mechanical parts production, comprising a supporting mechanism, a clamping mechanism is arranged above the supporting mechanism, the supporting mechanism comprises a motor;

[0007] The clamping mechanism comprises a mounting ring, the inner wall of the mounting ring is slidably connected with telescopic blocks around, and one end of each telescopic block extends to the outer side of the mounting ring;

[0008] Among them, the top end of each telescopic block is fixedly connected with an extrusion shaft, and the side, away from the extrusion shaft, of the top of the telescopic block is fixedly connected with an extension rod;

[0009] Among them, the inner wall of the top end of each extension rod is threadedly sleeved with a lead screw, the lead screw is consistent with the telescopic block in length direction, one end of the lead screw extends to the middle of the mounting ring and is fixedly connected with a clamping head, and the other end of the lead screw is fixedly connected with a knob.

[0010] As a further scheme of the utility model: the inner wall top of the mounting ring is rotatably connected with a rotating disc, the surface of the rotating disc is provided with extrusion grooves around, and the outer wall of the rotating disc is further fixedly connected with a ring gear on one side, and the surface of the rotating disc is provided with a circular hollow in the middle.

[0011] As a further scheme of the utility model: the extrusion groove is arc-shaped as a whole, the inner width of the extrusion groove is consistent with the diameter of the end head of the extrusion shaft, and the inner side of each extrusion groove is slidably connected with each extrusion shaft.

[0012] As a further scheme of the utility model: the supporting mechanism comprises a base, a clamping plate one is fixedly connected to one end of the top surface of the base, a bolt is slidably connected through the inner wall upper end of the clamping plate one, a clamping plate two is also fixedly connected to the top surface of the base, a rotating frame is rotatably connected between the clamping plate one and the clamping plate two, and the side of the rotating frame away from the clamping plate one and the clamping plate two is fixedly installed with a mounting ring.

[0013] As a further scheme of the utility model: the side of the middle part of the rotating frame is fixedly installed with a motor, the output shaft of the motor is fixedly connected with a gear, and the side of the gear is meshingly connected with a ring gear.

[0014] As a further scheme of the utility model: the side of the rotating frame close to the clamping plate one is provided with a bushing, and the bushing can be inserted with the bolt.

[0015] As a further scheme of the utility model: the middle part of the top surface of the base is also movably inserted with a supporting block, and the outer wall upper end of the supporting block is connected through the middle part of the mounting ring.

[0016] The utility model discloses the beneficial effects of:

[0017] (1) the utility model can place small mechanical parts above the supporting block, a plurality of different orientation clamping heads are arranged on the upper side of the supporting block, the motor in the starting device can adjust the spacing between the clamping heads, thereby clamping the outer side of the small mechanical parts.

[0018] (2) the clamping head in the device is supported by a lead screw, the knob at the end of the rotating lead screw can adjust the preset clamping distance of the clamping head, thereby conveniently clamping the mechanical parts of irregular shape.

[0019] (3) the clamping mechanism in the device can be turned over by 90 degrees, and the turned over clamping mechanism can also clamp and fix the larger mechanical parts of tubular or columnar shape, thereby improving the universality of the clamping mechanism. BRIEF DESCRIPTION OF DRAWINGS

[0020] The utility model will be further described below in combination with the drawings.

[0021] Figure 1 It is the overall structure of the utility model and the schematic view of the top surface.

[0022] Figure 2 It is the overall structure of the rotating disc in the utility model and the schematic view.

[0023] Figure 3 is the internal structure diagram of the mounting ring in the utility model;

[0024] Figure 4 is the whole structure diagram of the extension rod in the utility model;

[0025] Figure 5 is the internal structure diagram of the side of the rotating frame in the utility model.

[0026] In the figure: 1, support mechanism; 101, base; 102, clamping plate one; 103, bolt; 104, clamping plate two; 105, rotating frame; 106, jack; 107, motor; 108, gear; 109, support block; 2, clamping mechanism; 201, mounting ring; 202, telescopic block; 203, extrusion shaft; 204, extension rod; 205, screw rod; 206, knob; 207, clamping head; 208, rotating disc; 209, extrusion groove; 210, ring rack. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0028] As shown in Figures 1-5 A fixing device for mechanical part production, including support mechanism 1, the upper portion of support mechanism 1 is provided with clamping mechanism 2, support mechanism 1 includes motor 107;Clamping mechanism 2 includes mounting ring 201, the inner wall of mounting ring 201 is slidably connected with telescopic block 202 around, and the one end of each telescopic block 202 extends to the outside of mounting ring 201;Among them, the top of each telescopic block 202 is fixedly connected with extrusion shaft 203, and the side of telescopic block 202 top and away from extrusion shaft 203 is fixedly connected with extension rod 204;Among them, the top end inner wall of each extension rod 204 is threadedly connected with screw rod 205, and screw rod 205 is consistent with telescopic block 202 in length direction, and one end of screw rod 205 extends to the middle of mounting ring 201 and is fixedly connected with clamping head 207, and the other end of screw rod 205 is fixedly connected with knob 206, as shown in Figure 4 The top inner wall of extension rod 204 is provided with internal thread groove matched with screw rod 205;

[0029] The inner wall top of the mounting ring 201 is rotationally connected with a rotating disc 208, the surface of the rotating disc 208 is uniformly provided with extrusion grooves 209 around, and the outer wall of the rotating disc 208 is further fixedly connected with an annular gear rack 210; the surface of the rotating disc 208 is provided with a circular hollow in the middle, as shown in Figures 1-2 , the circular hollow in the middle of the surface of the rotating disc 208 is convenient for the support block 109 to pass through;

[0030] The extrusion grooves 209 are arc-shaped as a whole, the inner side width of the extrusion grooves 209 is consistent with the diameter of the end of the extrusion shaft 203, and the inner side of each extrusion groove 209 is slidably connected with the extrusion shaft 203, as shown in Figure 1 , when the rotating disc 208 rotates counterclockwise, the extrusion grooves 209 drive the extrusion shafts 203 to move away from the middle of the mounting ring 201;

[0031] The support mechanism 1 comprises a base 101, the top surface of the base 101 is fixedly connected with a clamping plate one 102, the inner wall upper end of the clamping plate one 102 is penetrated and slidably connected with a bolt 103, the top surface of the base 101 is further fixedly connected with a clamping plate two 104, the clamping plate one 102 and the clamping plate two 104 are jointly rotationally connected with a rotating frame 105, the rotating frame 105 is fixedly installed with the mounting ring 201 on the side away from the clamping plate one 102 and the clamping plate two 104, the middle side of the rotating frame 105 is fixedly installed with a motor 107, the output shaft of the motor 107 is fixedly connected with a gear 108, the side edge of the gear 108 is meshingly connected with the annular gear rack 210, as shown in Figure 1 , Figure 5 , the output shaft of the motor 107 is provided with a self-locking structure, and the output shaft of the motor 107 drives the gear 108 to be fixed after stopping rotating;

[0032] The side of the rotating frame 105 close to the clamping plate one 102 is provided with a plug hole 106, the plug hole 106 can be plugged with the bolt 103, as shown in Figure 1 , after the bolt 103 is aligned with the plug hole 106, the rotating frame 105 and the upper clamping mechanism 2 are perpendicular to the horizontal plane as a whole;

[0033] The top surface of the base 101 is further movably plugged with a support block 109, the outer wall upper end of the support block 109 is penetratedly connected with the middle of the mounting ring 201, as shown in Figure 1 , the support block 109 can be moved upwards and separated from the base 101.

[0034] The working principle of the utility model:

[0035] Rotating the knob 206 drives the screw rod 205 to rotate, under the extrusion of the screw thread, the screw rod 205 moves on the top of the extension rod 204 and adjusts the clamping distance of the clamping head 207, and then when clamping small mechanical parts, the small mechanical parts are placed above the supporting block 109, then the motor 107 is started, the output shaft drives the gear 108 to rotate, so that the gear 108 drives the annular rack 210 and the rotating disc 208 to rotate, the extrusion shaft 203 is pushed by the extrusion groove 209 and drives the telescopic block 202 to move linearly along the inside of the mounting ring 201, so that the extension rod 204 and the screw rod 205 can move towards the small mechanical parts, and the outer wall of the small mechanical parts is clamped and fixed by the clamping head 207.

[0036] In addition, when clamping tubular or columnar mechanical parts, the separate supporting block 109 is pulled out above the base 101, the rotating frame 105 is pushed to rotate inside the clamping plate one 102 and the clamping plate two 104, after the bolt 103 is aligned with the insertion hole 106, the rotating frame 105 and the upper clamping mechanism 2 are perpendicular to the horizontal plane as a whole, the bolt 103 is inserted into the insertion hole 106, and the rotating frame 105 and the clamping mechanism 2 are fixed, at this time the clamping tubular or columnar mechanical parts are inserted into the middle of the mounting ring 201, and the motor 107 is started according to the above steps, so that the outer wall of the clamping tubular or columnar mechanical parts can be clamped by the clamping head 207.

[0037] The above describes one embodiment of the utility model in detail, but the content described can only be the preferred embodiment of the utility model and cannot be considered to limit the implementation range of the utility model. Any equivalent change and improvement within the scope of the utility model application should still belong to the patent coverage range of the utility model.

Claims

1. A fixing device for mechanical component production, comprising a supporting mechanism (1), a clamping mechanism (2) is arranged above the supporting mechanism (1), and the supporting mechanism (1) comprises a motor (107); characterized in that The clamping mechanism (2) comprises a mounting ring (201), the inner wall of the mounting ring (201) is slidably connected with telescopic blocks (202) around, and one end of each telescopic block (202) extends to the outside of the mounting ring (201); Wherein, one end of the top of each telescopic block (202) is fixedly connected with an extrusion shaft (203), and the side of the telescopic block (202) away from the extrusion shaft (203) is fixedly connected with an extension rod (204); Wherein, the inner wall of the top end of each extension rod (204) is threadedly connected with a lead screw (205), the lead screw (205) is consistent with the telescopic block (202) in the length direction, one end of the lead screw (205) extends to the middle of the mounting ring (201) and is fixedly connected with a clamping head (207), and the other end of the lead screw (205) is fixedly connected with a knob (206).

2. A fixture for use in the production of mechanical parts according to claim 1, characterized in that, The inner wall of the top of the mounting ring (201) is rotatably connected with a rotating disc (208), the surface of the rotating disc (208) is provided with extrusion grooves (209) around, and the outer wall of the rotating disc (208) is further fixedly connected with an annular gear rack (210); and the surface of the rotating disc (208) is provided with a circular hollow in the middle.

3. A fixture for use in the production of mechanical parts according to claim 2, characterized in that, The extrusion grooves (209) are arc-shaped as a whole, the inner side width of the extrusion grooves (209) is consistent with the diameter of the end of the extrusion shaft (203), and the inner side of each extrusion groove (209) is slidably connected with each extrusion shaft (203).

4. A fixture for use in the production of mechanical parts according to claim 3, characterized in that, The supporting mechanism (1) comprises a base (101), one end of the top surface of the base (101) is fixedly connected with a clamping plate one (102), the inner wall of the clamping plate one (102) is penetrated and slidably connected with a latch (103) at the upper end, the top surface of the base (101) is further fixedly connected with a clamping plate two (104), and the clamping plate one (102) and the clamping plate two (104) are rotatably connected with a rotating frame (105) between them; and the side of the rotating frame (105) away from the clamping plate one (102) and the clamping plate two (104) is fixedly installed with the mounting ring (201).

5. A fixture for use in the production of mechanical parts according to claim 4, characterized in that, The side of the middle of the rotating frame (105) is fixedly installed with the motor (107), the output shaft of the motor (107) is fixedly connected with a gear (108), and the side of the gear (108) is meshedly connected with the annular gear rack (210).

6. A fixture for use in the production of mechanical parts according to claim 5, characterized in that, The side of the rotating frame (105) close to the clamping plate one (102) is provided with a bushing (106), and the bushing (106) can be inserted with the latch (103).

7. A fixture for use in the production of mechanical parts according to claim 6, characterized in that, The middle of the top surface of the base (101) is further movably inserted with a supporting block (109), and the outer wall of the supporting block (109) is penetrated and connected with the middle of the mounting ring (201).

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