Efficient edge trimmer for secondary freezing of rubber parts

Abstract

The utility model discloses a rubber part secondary freezing efficient edge trimmer, relates to the technical field of rubber part trimming, and the rubber part secondary freezing efficient edge trimmer comprises a main shaft, the upper end of the main shaft is fixedly connected with a mounting disc, and the upper side surface of the mounting disc is fixedly connected with a placing ring; a positioning column is fixedly connected to the upper side surface of the mounting disc, the outer surface of the main shaft is slidably sleeved with a limiting adjusting ring, a limiting sliding groove is formed in the upper side surface of the mounting disc, a displacement column is slidably connected into the limiting sliding groove, and a clamping plate is fixedly connected to the upper end of the displacement column; and a second mounting disc is fixedly connected to the lower side surface of the mounting disc, so that the rubber part secondary freezing efficient edge trimming machine can synchronously adjust the movement range of the clamping plate, and the situation that the middle of the rubber part bulges after the clamping plate clamps the rubber part to affect the edge trimming effect is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to rubber part trimming technology field especially relates to a rubber part secondary freezing high -efficient trimming machine. BACKGROUND

[0002] Rubber parts refer to various parts made of rubber materials, which are widely used in industrial, automotive, electronic products, medical equipment and other fields.

[0003] In the prior art, common rubber parts include sealing rings, shock absorbers, rubber tubes and rubber pads, etc., and the main shape is generally circular, and sometimes there are some textures or grooves for increasing friction on the surface, which are generally used in mechanical equipment and pipelines to place liquid or gas leakage, and sometimes they are used for damping or buffering due to their good elasticity, such as automobile suspension systems or mechanical equipment, in the production process of rubber parts, mixing, molding, vulcanization and post-processing are needed, and secondary freezing refers to the second vulcanization treatment of rubber parts in the manufacturing process to improve the performance of rubber parts, and trimming operation is needed after vulcanization cooling, and the rubber parts need to be fixed and clamped during trimming, the traditional clamping methods mainly include two kinds, one is to put it on the prefabricated mold on the top of the main shaft, and the other is to pull down the clamping disc to make it deform and shrink to clamp it.

[0004] For example, the Chinese utility model patent with the patent publication number CN210969105U can clamp the rubber part by the centrifugal force generated by the rotation of the main shaft, but the clamping degree cannot be adjusted, the application range is relatively single, and the clamping degree is fixed after the device is produced, so the manufacturer cannot adjust and adapt it according to the needs, for example, if the rubber part is large, the rubber part will be partially raised after clamping, which has certain disadvantages, therefore, we propose a rubber part secondary freezing high -efficient trimming machine. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a rubber part secondary freezing high -efficient trimming machine to solve the problems in the above background technology.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: a rubber part secondary freezing high -efficient trimming machine, including the main shaft, the upper end fixed connection of main shaft has the mounting disc, the upper side surface fixed connection of mounting disc has the placement ring, the upper side surface fixed connection of mounting disc has the positioning post, the outer surface of main shaft is equipped with the limit adjustment ring of sliding sleeve, the upper side surface of mounting disc is equipped with the limit sliding groove, the inside sliding joint of limit sliding groove has the displacement column, the upper end fixed connection of displacement column has the clamping plate, the lower side surface fixed connection of mounting disc has the second mounting disc, the outer surface of main shaft is equipped with the sliding groove, the inner wall sliding joint of sliding groove has displacement plate, be provided with the limit adjustment assembly on limit adjustment ring, be provided with the clamping assembly on displacement plate, the clamping assembly includes first spring, the lower side surface fixed connection of displacement plate in first spring, the lower end fixed connection of first spring and the bottom wall of sliding groove, the lower side surface of second mounting disc is equipped with the second sliding groove, the inside sliding joint of second sliding groove has sliding block, the lower side surface fixed connection of sliding block has the counterweight, the one side surface fixed connection of sliding block close to main shaft has the pull rope, the other end of pull rope is slid through and is connected with the upper side surface fixed connection of displacement plate in the inside of sliding groove.

[0007] By adopting the above technical scheme, the clamping of the rubber part can be naturally completed during the rotation of the main shaft, and the cost increase caused by additional driving is avoided.

[0008] Preferably, the outer surface of the main shaft is provided with a correction wheel, the lower surface of the second mounting disc is provided with a second correction wheel, the displacement plate is fixedly connected with a second pull rope, the second pull rope is fixedly connected with the displacement column after passing through the correction wheel and the second correction wheel in sequence, the outer surface of the second mounting disc is fixedly connected with a limit connecting column, the other end of the limit connecting column is slid through the displacement column, and the displacement column and the second mounting disc are fixedly connected with a second spring.

[0009] By adopting the above technical scheme, the centrifugal force generated when the main shaft rotates can drive the sliding block to move, and the movement of the sliding block can be used to drive the displacement column to move through the above transmission assembly.

[0010] Preferably, the limiting adjusting assembly comprises a limiting column fixedly connected to the inner wall of the limiting adjusting ring, the limiting column extending into the interior of the sliding groove, the outer surface of the limiting adjusting ring being provided with an arc-shaped groove matched with the counterweight, the upper surface of the placement ring being provided with a trimming and giving way groove extending out of the outer surface of the placement ring, the lower surface of the second mounting disc being fixedly connected with a threaded column, the outer surface of the threaded column being threadedly sleeved with an adjusting nut, and the upper surface of the adjusting nut being rotatably connected with the lower surface of the mounting ear.

[0011] By adopting the technical scheme, the operator can conveniently adjust the height of the limiting adjusting ring, thereby adjusting the movement range of the clamping plate.

[0012] Compared with the prior art, the rubber piece secondary freezing efficient trimming machine has the following beneficial effects:

[0013] 1. The rubber piece secondary freezing efficient trimming machine can drive the limiting adjusting ring and the limiting column to move by means of the adjusting nut and the mounting ear, the limiting column limits the movement of the displacement plate, thereby adjusting the movement space of the displacement plate and indirectly limiting the movement space of the clamping plate, so that the movement range of the clamping plate can be adjusted synchronously in the rubber piece secondary freezing efficient trimming machine, thereby avoiding the situation that the rubber piece is bulged in the middle after being clamped by the clamping plate, which affects the trimming effect.

[0014] 2. The rubber piece secondary freezing efficient trimming machine is driven by an external drive to rotate the main shaft, thereby synchronously driving the mounting disc, the placement ring and the second mounting disc to rotate by means of the main shaft, and the clamping plate is driven to move by means of the centrifugal force and the clamping assembly, thereby limiting the rubber piece, so that the rubber piece can be clamped naturally when the main shaft rotates, thereby eliminating the need for an additional drive assembly to clamp the rubber piece, thereby reducing the manufacturing cost of the equipment and improving the energy utilization efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0015] The utility model is further explained in connection with the drawings and embodiments as follows:

[0016] Figure 1 It is a structure schematic view of the rubber piece secondary freezing efficient trimming machine of the utility model;

[0017] Figure 2 It is a separation schematic view of the placement ring of the utility model;

[0018] Figure 3 It is a bottom view of the mounting disc of the utility model;

[0019] Figure 4 It is a schematic view of the clamping assembly of the utility model;

[0020] Figure 5 The limiting adjusting ring is a schematic view of the utility model.

[0021] Figure 6 The utility model relates to Figure 3 The enlarged view of A in the middle.

[0022] Reference signs: 1, main shaft, 2, mounting disc, 3, placing ring, 4, positioning column, 5, limiting adjusting ring, 6, limiting sliding groove, 7, displacement column,

[0023] 8, clamping plate, 9, second mounting disc, 10, sliding groove, 11, displacement plate, 12, first spring, 13, second sliding groove, 14, sliding block,

[0024] 15, counterweight, 16, pull rope, 17, correction wheel, 18, second correction wheel, 19, second pull rope, 20, limiting connecting column,

[0025] 21, second spring, 22, limiting column, 23, arc-shaped groove, 24, trimming and giving way groove, 25, threaded column, 26, mounting lug, 27, adjusting nut. DETAILED DESCRIPTION

[0026] This part will describe the specific embodiments of the utility model in detail, and the preferred embodiments of the utility model are shown in the drawings, and the drawings are used to supplement the description of the text part in the form of graphics, so that people can intuitively and visually understand each technical feature and the overall technical scheme of the utility model, but it cannot be understood as the limitation of the protection scope of the utility model.

[0027] Please refer to Figures 1-6 The utility model provides a kind of technical scheme: a rubber piece secondary freezing high-efficiency trimming machine, including main shaft 1, the upper end of main shaft 1 is fixedly connected with the mounting disc 2 for subsequent structure installation, the upper side surface of mounting disc 2 is fixedly connected with the placing ring 3 for rubber piece placement, when trimming, the rubber piece after secondary freezing is placed on the upper side surface of placing ring 3, trimming operation is carried out to the upper edge of rubber piece by the blade above mounting disc 2, the upper side surface of mounting disc 2 is fixedly connected with the positioning column 4 for limiting rubber piece, the position of rubber piece after placement is limited by positioning column 4, the outer surface of main shaft 1 is slidably sleeved with the limiting adjusting ring 5 for adjusting, the upper side surface of mounting disc 2 is provided with a plurality of limiting sliding grooves 6 for limiting subsequent structure movement track, a plurality of displacement columns 7 for connecting are slidably connected in the inside of limiting sliding groove 6, the upper end of displacement column 7 is fixedly connected with a plurality of clamping plates 8 for limiting rubber piece, and the height of clamping plate 8 is lower than rubber piece.

[0028] As Figure 1The structure on the upper right is the external cutting blade of the edge trimmer. The blade and its driving device are existing products and will not be described in detail.

[0029] The lower side surface of the mounting disc 2 is fixedly connected with a second mounting disc 9 for subsequent structure installation. The main shaft 1 is driven to rotate by an external drive. When the main shaft 1 rotates, it will simultaneously drive the mounting disc 2, the placement ring 3, and the second mounting disc 9 to rotate. The outer surface of the main shaft 1 is provided with a sliding groove 10 for limiting the subsequent structure. The inner wall of the sliding groove 10 is slidably connected with a displacement plate 11 for structure connection. The limiting adjustment ring 5 is provided with a limiting adjustment assembly. The displacement plate 11 is provided with a clamping assembly. The main shaft 1 is driven by an external existing structure, which will not be described in detail. The clamping can be naturally performed when the main shaft 1 rotates, so that the rubber part does not need to be clamped by an additional driving assembly.

[0030] The clamping assembly includes a first spring 12 for resetting the displacement plate 11. The first spring 12 is fixedly connected to the lower side surface of the displacement plate 11. The lower end of the first spring 12 is fixedly connected to the bottom wall of the sliding groove 10. The lower side surface of the second mounting disc 9 is provided with a second sliding groove 13 for limiting the subsequent structure. The second sliding groove 13 is slidably connected with a sliding block 14 for movement. The lower side surface of the sliding block 14 is fixedly connected with a counterweight 15 for increasing the mass of the sliding block 14 to ensure that it can pull the subsequent structure. The centrifugal force makes the sliding block 14 and the counterweight 15 move outward. The size of the weight lifting force provided by the counterweight 15 is used. The side surface of the sliding block 14 close to the main shaft 1 is fixedly connected with a pulling rope 16 for force transmission. The other end of the pulling rope 16 is slidably inserted into the inside of the sliding groove 10 and is fixedly connected with the upper side surface of the displacement plate 11. When the sliding block 14 moves, the displacement plate 11 is pulled upward by the pulling rope 16. When the displacement plate 11 moves, the first spring 12 will be deformed.

[0031] The outer surface of the main shaft 1 is provided with a correction wheel 17 for adjusting the direction of subsequent structure movement, the lower surface of the second mounting disc 9 is provided with a second correction wheel 18 for adjusting the direction of subsequent structure movement, the displacement plate 11 is fixedly connected with a second pull rope 19 for force transmission, the second pull rope 19 is fixedly connected with the displacement column 7 after passing through the correction wheel 17 and the second correction wheel 18 in sequence, and the displacement column 7 is pulled to move by the second pull rope 19 and cooperates with the correction wheel 17 and the second correction wheel 18 when the displacement plate 11 moves, the outer surface of the second mounting disc 9 is fixedly connected with a limiting connection column 20 for structure mounting and limiting the movement of the displacement column 7, the other end of the limiting connection column 20 slides through the displacement column 7, the displacement column 7 and the second mounting disc 9 are fixedly connected with a second spring 21 for resetting the displacement column 7, the displacement column 7 will compress the second spring 21 synchronously when moving, the displacement column 7 drives the clamping plate 8 to move when moving, the limiting adjustment assembly includes a limiting column 22 for limiting the movement of the displacement plate 11, the limiting column 22 is fixedly connected to the inner wall of the limiting adjustment ring 5, the limiting column 22 extends into the inside of the sliding groove 10, and the outer surface of the limiting adjustment ring 5 is provided with a plurality of arc-shaped grooves 23 matched with the counterweight 15.

[0032] The upper surface of the placement ring 3 is provided with a trimming displacement groove 24 extending out of the outer surface of the placement ring 3, the lower surface of the second mounting disc 9 is fixedly connected with two threaded columns 25 for limiting the subsequent structure, the outer surface of the limiting adjustment ring 5 is fixedly connected with two mounting ears 26 for structure mounting, the lower end of the threaded column 25 movably penetrates through the lower surface of the mounting ear 26, the outer surface of the threaded column 25 is threadedly provided with an adjusting nut 27 for controlling the movement of the mounting ear 26, the limiting adjustment ring 5 is driven to move by the adjusting nut 27 cooperating with the mounting ear 26, the limiting column 22 is synchronously driven to move when the limiting adjustment ring 5 moves, and the movement space of the displacement plate 11 can be adjusted when the limiting column 22 moves, so as to indirectly limit the movement range of the clamping plate 8, the upper surface of the adjusting nut 27 is rotatably connected with the lower surface of the mounting ear 26, and the weight of the counterweight 15 is greater than the sum of the clamping plate 8 and the displacement column 7, so that the centrifugal force of the counterweight 15 is greater than the centrifugal rate of the clamping plate 8 and the displacement column 7 when rotating.

[0033] When the second mounting disc 9 rotates, the sliding block 14 and the counterweight 15 move outward by centrifugal force, the displacement plate 11 is pulled upward by the pull rope 16 when the sliding block 14 moves, the first spring 12 is deformed synchronously when the displacement plate 11 moves, the displacement column 7 is pulled to move by the second pull rope 19 when the displacement plate 11 moves, the second spring 21 is compressed synchronously when the displacement column 7 moves, the clamping plate 8 is driven to move when the displacement column 7 moves, thereby completing clamping, and when the placement ring 3 is replaced to clamp rubber parts of different specifications, the movement range of the clamping plate 8 can be adjusted synchronously in the rubber part secondary freezing efficient trimming machine, the clamping plate 8, the displacement column 7 and the limiting sliding groove 6 are provided as at least six, and the number of corresponding components should be consistent.

[0034] Working principle: when trimming, the rubber part after secondary freezing is placed on the upper surface of the placement ring 3, and the center hole of the rubber part is sleeved on the outer surface of the positioning column 4, the positioning column 4 is used to avoid excessive deviation of the placed rubber part, the main shaft 1 is driven to rotate by an external drive, the mounting disc 2, the placement ring 3 and the second mounting disc 9 are synchronously driven to rotate when the main shaft 1 rotates, the sliding block 14 and the counterweight 15 move outward by centrifugal force when the second mounting disc 9 rotates, the displacement plate 11 is pulled upward by the pull rope 16 when the sliding block 14 moves, the first spring 12 is deformed synchronously when the displacement plate 11 moves, the displacement column 7 is pulled to move by the second pull rope 19 when the displacement plate 11 moves, the second spring 21 is compressed synchronously when the displacement column 7 moves, the clamping plate 8 is driven to move when the displacement column 7 moves, thereby completing clamping, and when the placement ring 3 is replaced to clamp rubber parts of different specifications, the adjustment nut 27 is rotated to make the adjustment nut 27 move in the vertical direction on the outer surface of the threaded column 25, thereby driving the limiting adjustment ring 5 to move by the adjustment nut 27 cooperating with the mounting lug 26, the limiting column 22 is synchronously driven to move when the limiting adjustment ring 5 moves, the movement space of the displacement plate 11 can be adjusted when the limiting column 22 moves, thereby indirectly limiting the movement range of the clamping plate 8, and the rubber part is trimmed by an external trimming cutter.

[0035] The embodiments of the utility model are described in detail in combination with the drawings, but the utility model is not limited to the above-mentioned embodiments, and various changes can be made within the knowledge range of ordinary skill in the art without departing from the purpose of the utility model.

Claims

1. A high-efficiency trimming machine for secondary freezing of rubber parts, characterized in that: The application relates to a main shaft (1), the upper end of the main shaft (1) is fixedly connected with a mounting disc (2), the upper side surface of the mounting disc (2) is fixedly connected with a placing ring (3), the upper side surface of the mounting disc (2) is fixedly connected with a positioning column (4), the outer surface of the main shaft (1) is slidably sleeved with a limiting adjusting ring (5), the upper side surface of the mounting disc (2) is provided with a limiting sliding groove (6), the inside of the limiting sliding groove (6) is slidably connected with a displacement column (7), the upper end of the displacement column (7) is fixedly connected with a clamping plate (8), the lower side surface of the mounting disc (2) is fixedly connected with a second mounting disc (9), the outer surface of the main shaft (1) is provided with a sliding groove (10), the inner wall of the sliding groove (10) is slidably connected with a displacement plate (11), and the displacement plate (11) is provided with a clamping assembly. The inner wall of the limiting adjusting ring (5) is fixedly connected with a limiting column (22), the limiting column (22) extends into the inside of the sliding groove (10), the outer surface of the limiting adjusting ring (5) is provided with an arc-shaped groove (23) matched with a counterweight (15), and the upper side surface of the placing ring (3) is provided with a trimming and yielding groove (24).

2. The efficient rubber part secondary freezing trimming machine according to claim 1, characterized in that: The clamping assembly comprises a first spring (12), the first spring (12) is fixedly connected to the lower side surface of the displacement plate (11), the lower end of the first spring (12) is fixedly connected with the bottom wall of the sliding groove (10), the lower side surface of the second mounting disc (9) is provided with a second sliding groove (13), the inside of the second sliding groove (13) is slidably connected with a sliding block (14), and the lower side surface of the sliding block (14) is fixedly connected with the counterweight (15).

3. The efficient rubber part secondary freezing trimming machine according to claim 2, characterized in that: The side surface of the sliding block (14) close to the main shaft (1) is fixedly connected with a pull rope (16), the other end of the pull rope (16) is slidably penetrated into the inside of the sliding groove (10) and is fixedly connected with the upper side surface of the displacement plate (11).

4. The efficient rubber part secondary freezing trimming machine according to claim 3, characterized in that: The outer surface of the main shaft (1) is provided with a correction wheel (17), the lower side surface of the second mounting disc (9) is provided with a second correction wheel (18), the displacement plate (11) is fixedly connected with a second pull rope (19), the second pull rope (19) is fixedly connected with the displacement column (7) after sequentially passing through the correction wheel (17) and the second correction wheel (18), and the outer surface of the second mounting disc (9) is fixedly connected with a limiting connecting column (20).

5. The efficient rubber part secondary freezing trimming machine according to claim 4, characterized in that: The other end of the limiting connecting column (20) is slidably penetrated out of the displacement column (7), and the displacement column (7) and the second mounting disc (9) are fixedly connected with a second spring (21).

6. The high efficiency rubber part secondary freezing trimmer according to claim 1, characterized in that: The trimming and yielding groove (24) extends out of the outer surface of the placing ring (3), and the lower side surface of the second mounting disc (9) is fixedly connected with a threaded column (25).

7. The efficient rubber part secondary freezing trimming machine according to claim 6, characterized in that: The outer surface of the limiting adjusting ring (5) is fixedly connected with a mounting lug (26), and the lower end of the threaded column (25) is movably penetrated out of the lower side surface of the mounting lug (26).

8. The efficient rubber part secondary freezing trimming machine according to claim 7, characterized in that: The lower end of the threaded column (25) movably penetrates the lower side surface of the mounting lug (26), and the outer surface of the threaded column (25) is threadedly sleeved with an adjusting nut (27), and the upper side surface of the adjusting nut (27) is rotationally connected with the lower side surface of the mounting lug (26).

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