Bolt mechanism capable of preventing sliding block from retreating

Abstract

The utility model belongs to the technical field of bolt mechanisms, and discloses a bolt mechanism capable of preventing a sliding block from retreating, which comprises two support frames, a cross rod is fixedly connected to the lower sides of one ends, close to each other, of the two support frames, a mounting block is fixedly mounted in the middle of the outer end of the cross rod, and a motor is fixedly mounted at one end, far away from the cross rod, of the mounting block. A motor is installed on the cross rod, a rotating rod is fixedly installed on an output shaft of the motor, a gear is fixedly installed at the end, away from the motor, of the rotating rod and extends into the cross rod, and rack plates are connected to the two sides of the outer end of the gear in a meshed mode. And the transmission rod can conveniently drive the bolt rod to move outwards, so that the bolt rod is inserted into the fixing groove in the sliding block and is connected with the inserting groove, the sliding block can be conveniently fixed, and the situation that the equipment retreats after operation, so that flaws of generated objects are generated, and the product quality is affected is prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to a bolt mechanism technical field, concretely relates to a bolt mechanism of preventing the backward movement of sliding block. BACKGROUND

[0002] In the use process of injection mold, when the mold is closed to produce product objects, a certain pressure is generated in the mold, which causes the mold to open and close, resulting in defects in the products produced by the mold.

[0003] The utility model discloses a bidirectional synchronous locking's bolt mechanism discloses a bidirectional synchronous locking's bolt mechanism, including support frame, connecting piece, locking device and brake device, the both sides of support frame are provided with the mechanism to be locked, locking device and brake device all are arranged on support frame, locking device is arranged respectively in both ends of support frame and is correspondingly provided with the mechanism to be locked, brake device is arranged in the middle part of support frame, locking device and brake device are connected through connecting piece, the synchronous locking or unlocking of both sides mechanism to be locked is realized through the control of locking device by brake device, the bidirectional synchronous locking's bolt mechanism utilizes a set of electric push rod to drive two groups " spring + bolt " simultaneously, realizes the quick hard synchronous locking of large-scale electromechanical product.

[0004] In the implementation of the present application, it is found that the technology has the following problems: the electric push rod does not operate in the event of a fault, which may cause the bolt rod to move outward by the action of the spring, which may affect the normal use of the equipment, and secondly, the steel wire rope is outside, which may affect the use of the spring after long-term use.

[0005] Therefore, a bolt mechanism for preventing the backward movement of a sliding block is proposed, which upgrades and transforms the device to solve these deficiencies. UTILITY MODEL CONTENTS

[0006] The utility model discloses a bolt mechanism for preventing the backward movement of a sliding block to solve the problems in the background art.

[0007] The utility model discloses a bolt mechanism for preventing the backward movement of a sliding block to solve the problems in the background art.

[0008] The utility model provides a kind of bolt mechanism that prevents slider from retreating, including two support frames, the lower side of the one end of two described support frames is fixedly connected with cross bar, the middle of the outer end of described cross bar is fixedly installed with mounting block, the one end of the mounting block away from cross bar is fixedly installed with motor, the output shaft of the motor is fixedly installed with rotating rod, the one end of the rotating rod away from motor extends into the inside of cross bar and is fixedly installed with gear, the outer end of the gear is meshingly connected with rack plate, the one end of the rack plate is fixedly connected with transmission rod, the outer end of rack plate and transmission rod and the inner wall of the cross bar abut, the one end of the transmission rod away from is fixedly installed with bolt rod, the inner wall of the support frame is slidably connected with slider, the one end of the slider extends out support frame and is fixedly connected with mould connecting rod, the inner wall of the slider is opened with the fixed slot of the outer end slidably connected of the bolt rod.

[0009] Further, the outer end of the rack plate is fixedly connected with guide rod on both sides, the inner wall of the cross bar is opened with the guide slot of the outer end slidably connected of the guide rod.

[0010] Further, the outer end of the rack plate is fixedly connected with guide rod on both sides, the inner wall of the cross bar is opened with the guide slot of the outer end slidably connected of the guide rod.

[0011] Further, the one end of the bolt rod near transmission rod is fixedly installed with the outer side of blocking ring.

[0012] Further, the inner wall of the guide sleeve is slidably connected with the outer end of the bolt rod.

[0013] Further, the inner wall of the support frame is opened with the insertion slot of the one end of the bolt rod matched.

[0014] The utility model has the advantages that:

[0015] The utility model discloses a kind of bolt mechanism that prevents slider from retreating, including two support frames, the lower side of the one end of two described support frames is fixedly connected with cross bar, the middle of the outer end of described cross bar is fixedly installed with mounting block, the one end of the mounting block away from cross bar is fixedly installed with motor, the output shaft of the motor is fixedly installed with rotating rod, the one end of the rotating rod away from motor extends into the inside of cross bar and is fixedly installed with gear, the outer end of the gear is meshingly connected with rack plate, the one end of the rack plate is fixedly connected with transmission rod, the outer end of rack plate and transmission rod and the inner wall of the cross bar abut, the one end of the transmission rod away from is fixedly installed with bolt rod, the inner wall of the support frame is slidably connected with slider, the one end of the slider extends out support frame and is fixedly connected with mould connecting rod, the inner wall of the slider is opened with the fixed slot of the outer end slidably connected of the bolt rod. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is the cross-sectional view of the cross bar of the utility model;

[0018] Figure 3 It is the cross-sectional view of the cross bar of the utility model;

[0019] Figure 4 is a support frame and a horizontal rod connecting side view of the utility model.

[0020] Reference signs: 1, support frame; 10, sliding groove; 11, mounting block; 12, mold connecting rod; 13, sliding block; 14, rotating rod; 141, motor; 15, gear; 16, rack plate; 17, guide rod; 171, guide groove; 18, horizontal rod; 181, guide sleeve; 19, transmission rod; 190, blocking ring; 191, bolt rod; 192, fixing groove; 193, plug-in groove. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. The components of the embodiments of the utility model described and shown in the drawings can be arranged and designed in various different configurations.

[0022] Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the claimed utility model, but only represents selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the utility model.

[0023] It should be noted that: similar signs and letters represent similar items in the following drawings, therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings. In addition, the terms "first", "second" and the like are only used to distinguish description, and cannot be understood as indicating or implying relative importance.

[0024] In the description of the embodiments of the utility model, it should be noted that the orientation or position relationship indicated by the terms "inner", "outer", "upper" and the like is based on the orientation or position relationship shown in the drawings, or the orientation or position relationship commonly placed when the utility model product is used, which is only for the convenience of describing the utility model and simplifying the description, and is not intended to indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation on the utility model.

[0025] As Figures 1 to 4As shown, a kind of bolt mechanism preventing slider retreat, including two support frames 1, the lower side of the end of two support frames 1 close fixedly connected with cross bar 18, the middle of the outer end of cross bar 18 is fixedly installed with mounting block 11, the end of mounting block 11 away from cross bar 18 is fixedly installed with motor 141, the output shaft of motor 141 is fixedly installed with rotating rod 14, the end of rotating rod 14 away from motor 141 extends into the inside of cross bar 18 and is fixedly installed with gear 15, the outer end of gear 15 is meshingly connected with rack plate 16, one end of rack plate 16 is fixedly connected with transmission rod 19, the outer end of rack plate 16 and transmission rod 19 and the inner wall of cross bar 18 abut, the end of transmission rod 19 away from is fixedly installed with bolt rod 191, the inner wall of support frame 1 is slidably connected with slider 13, the end of slider 13 extends out of support frame 1 and is fixedly connected with mold connecting rod 12, the inner wall of slider 13 is provided with fixed groove 192 for the outer end of bolt rod 191 sliding connection;Specifically, by starting motor 141 drives rotating rod 14 to rotate, make gear 15 drive rack plate 16 to move, facilitate transmission rod 19 drive bolt rod 191 to move outward, make bolt rod 191 insert into the fixed groove 192 in the inside of slider 13, and be connected with the insertion groove 193, facilitate the slider 13 is fixed, prevent the equipment from retreating after operation.

[0026] As shown in Figure 1 and Figure 3 The outer end of rack plate 16 is fixedly connected with guide rod 17, the inner wall of cross bar 18 is provided with guide groove 171 for the outer end of guide rod 17 sliding connection;Specifically, facilitate the stable movement of rack plate 16.

[0027] As shown in Figure 1 and Figure 3 The outer side of the end of bolt rod 191 close transmission rod 19 is fixedly installed with stop ring 190, the inner wall of the two ends of cross bar 18 close support frame 1 is fixedly installed with guide sleeve 181, the inner wall of guide sleeve 181 and the outer end of bolt rod 191 slidingly connect;Specifically, facilitate the stable movement of bolt rod 191.

[0028] As shown in Figure 1 and Figure 4 The outer end of the sliding groove 10 of the outer end of support frame 1 is provided with the sliding groove 10 for the outer end of slider 13 sliding connection, the inner wall of the lower side of the inner wall of support frame 1 close cross bar 18 is provided with insertion groove 193 matched with one end of bolt rod 191;Specifically, facilitate the stable movement of slider 13, facilitate the connection of the two ends of bolt rod 191 and the inner wall of support frame 1, improve the stability of slider 13 after being fixed.

[0029] In summary: the device makes the mold closed, injects the material into the mold, starts to produce the articles, rotates the rotating rod 14 by starting the motor 141, moves the gear 15 by the gear 15, moves the rack plate 16 by the gear 15, moves the insertion rod 191 by the transmission rod 19, inserts the insertion rod 191 into the fixed slot 192 in the slider 13, connects with the insertion slot 193, fixes the slider 13, at this time, the pressure produced by the articles produced in the mold cannot make the mold move upward, so that the products will not be affected by the pressure produced in the production process, so that the mold is opened and closed, so that the articles are stably produced.

[0030] The basic principle, main features and advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and descriptions in the specification are only the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model can have various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their equivalents.

Claims

1. A latch mechanism for preventing the retraction of a sliding block comprising two support frames (1), characterised in that: Two said support frame (1) close to one end of the lower side of the fixed connection with horizontal rod (18), the horizontal rod (18) outer end of the middle fixed installation mounting block (11), the mounting block (11) away from the horizontal rod (18) one end of the fixed installation motor (141), the output shaft of the motor (141) fixed installation of rotating rod (14), the rotating rod (14) away from the motor (141) one end extending into the inside of the horizontal rod (18) fixed installation gear (15), the outer end of the gear (15) both sides of the meshing connection with rack plate (16), the rack plate (16) one end fixed connection with transmission rod (19), the rack plate (16) and transmission rod (19) outer end and the inner wall of the horizontal rod (18) abut, the transmission rod (19) away from one end of the fixed installation of the bolt rod (191), the inner wall of the support frame (1) sliding connection with sliding block (13), the sliding block (13) one end extending out of the support frame (1) fixed connection with mold connecting rod (12), the inner wall of the sliding block (13) is equipped with the fixed slot (192) for the outer end of the bolt rod (191) sliding connection.

2. A deadbolt mechanism to prevent retraction of a sliding block as claimed in claim 1, wherein: The outer end of the rack plate (16) is fixedly connected with the guide rod (17), and the inner wall of the horizontal rod (18) is provided with the guide groove (171) for sliding connection of the outer end of the guide rod (17).

3. A deadbolt mechanism to prevent retraction of a sliding block as defined in claim 1, wherein: The outer end of the sliding groove (10) is provided in the outer end of the support frame (1) for sliding connection of the outer end of the sliding block (13).

4. A deadbolt mechanism to prevent retraction of a slide as defined in claim 1 wherein: The outer end of the bolt rod (191) is fixedly connected with the blocking ring (190) close to the transmission rod (19).

5. A deadbolt mechanism to prevent retraction of a slide as defined in claim 1 wherein: The inner wall of the guide sleeve (181) is fixedly connected with the outer end of the bolt rod (191) close to the support frame (1) of the two ends of the horizontal rod (18).

6. A deadbolt mechanism to prevent retraction of a slide as defined in claim 1 wherein: The inner wall of the support frame (1) is provided with the plug-in groove (193) matched with one end of the bolt rod (191) close to the horizontal rod (18).

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