Side face clamping type self-locking structure

Abstract

The utility model relates to the technical field of part clamping devices, in particular to a side face clamping type self-locking structure which comprises a clamping device, the clamping device is clamped and fixed on the outer wall of a riveting piece, one side of the clamping device is connected with a self-locking mechanism in a sliding mode and penetrates into the clamping device, and the self-locking mechanism is connected with the clamping device in a sliding mode. The inner wall of the bottom end of the clamping device is slidably connected with a clamping mechanism, penetrates into the clamping device and is tightly attached to the two sides of the outer wall of the riveting piece. According to the utility model, through the mutual cooperation among the internal parts of the self-locking mechanism, the clamping device can conveniently lock and fix the internal parts of the clamping mechanism after completing the clamping of a riveting piece through the mutual cooperation among the internal parts of the clamping mechanism, and when the internal parts of the self-locking mechanism are connected with the internal parts of the clamping mechanism, the internal parts of the self-locking mechanism and the internal parts of the clamping mechanism are mutually connected. Therefore, locking and fixing can be automatically relieved, manual unlocking by operators is not needed, and the use efficiency of the clamping device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to part clamping device technical field, concretely relates to a side clamping type self locking structure. BACKGROUND

[0002] In the assembling process of automobile parts such as throttle body, exhaust valve and the like, it is necessary to rivet and press sealing members, air and water pipe joints, and most of the riveting and pressing points of these parts are on the side surface of the parts. During the riveting and pressing process, the parts to be riveted and pressed are first positioned on the side surface of the clamp, generally using pin positioning, and then the parts are squeezed tightly using a side clamping device, which can improve the tightness between the riveted and pressed parts and reduce the gap between them.

[0003] According to the search, a utility model patent with the publication number CN201863147U specifically discloses a part side clamping self locking device, the self locking device includes a positioning flange fixed on a part to be processed, a long groove is arranged on the shaft end part of the positioning flange and is in clearance fit with a stepped shaft and a roller washer, the stepped shaft and the roller washer can freely slide in the long groove; a spiral groove cylinder is sleeved on the shaft end of the positioning flange, and two sections of spiral grooves with different spiral angles are arranged on the spiral groove cylinder; the stepped shaft penetrates through the long groove, the spiral grooves and the front end of an extension shaft and is fixed, and a clamping disc is installed on the end part of the extension shaft. The part clamping self locking device can not only quickly clamp the parts, but also can ensure that the parts are self locked after clamping, and the clamping and self locking points can be adjusted within a certain range, which well meets the requirements of batch production.

[0004] Although the clamping self locking device in the above patent can quickly clamp the parts through the two sections of spiral grooves with different spiral angles arranged on the spiral groove cylinder and can ensure that the parts are self locked after clamping, the clamping device still needs to be manually unlocked when the clamping is released, the device cannot be automatically unlocked, and the device is inconvenient to disassemble from the riveted and pressed parts.

[0005] Therefore, it is necessary to propose a side clamping type self locking structure to solve the above problems. UTILITY MODEL CONTENTS

[0006] The utility model discloses a kind of side clamping type self locking structures, by the mutual cooperation between the parts in self locking mechanism, it is convenient to clamp the device in the mutual cooperation between the parts in clamping mechanism to complete the clamping of riveted and pressed parts, and the parts in self locking mechanism are locked and fixed when the parts in self locking mechanism and clamping mechanism are connected with each other, it can be automatically unlocked, without manual unlocking, improve the use efficiency of clamping device, to solve the problems that clamping device in prior art still needs to be manually unlocked when clamping is released, the device cannot be automatically unlocked, leading to the device is inconvenient to disassemble from the riveted and pressed parts.

[0007] In order to achieve the above object, the utility model provides the following technical scheme: a side clamping type self -locking structure, including clamping device, the clamping device clamping fixed in riveting pressure spare outer wall, one side of the clamping device is slidably connected with self -locking mechanism, and it is through to the inside of clamping device, the inner wall of clamping device bottom end is slidably connected with clamping mechanism, and it is through to the inside of clamping device, and is closely combined with the both sides of riveting pressure spare outer wall.

[0008] Preferably, the self-locking mechanism includes a connecting column, the connecting column is slidably connected to the inside of the clamping device, and the connecting column is rotatably connected with a rotating wheel on the side away from the clamping device, the inside of the clamping device is provided with a support partition fixedly connected with the support partition and the connecting column are connected with a telescopic spring, the inside of the clamping device is provided with a support plate, and the support plate is located at the top end of the connecting column, the support plate is provided with a support shaft at the connecting place of the clamping device, and the support plate is rotatably connected with the clamping device through the support shaft, the outer wall of the support shaft is sleeved with a torsion spring, the side of the support plate close to the bottom end of the connecting column is provided with a support block, and the bottom end of the side of the support plate away from the support block is provided with a locking block.

[0009] Preferably, the clamping mechanism includes a threaded rod, the threaded rod is rotatably connected to the inside of the clamping device, and is located on the side away from the connecting column of the support partition and is located at the top end of the locking block, the side of the connecting column close to the threaded rod is connected and fixed with a triangular prism, and is through the support partition to the inside of the threaded rod, the outer wall of the threaded rod is sleeved with a connecting plate, and is slidably connected to the inside of the clamping device, the side of the bottom end of the connecting plate is connected and fixed with a support column, and is through to the inner wall of the clamping device, the side of the support column is connected and fixed with a clamping plate, and the other side of the inner wall of the clamping device is provided with an auxiliary clamping plate.

[0010] Preferably, the outer wall of the connecting column is provided with a tapered groove matched with the support block, and the bottom end of the support block and the surface contact surface of the connecting column are provided as a circular arc surface, the inside of the clamping device is provided with a movable groove matched with the support plate.

[0011] Preferably, the support block, the locking block are rotatably connected with the support plate through the bearing, the both ends of the torsion spring are respectively connected and fixed with the support plate and the clamping device, the outer wall of the threaded rod is provided with a plurality of locking grooves matched with the locking block.

[0012] Preferably, the side of the threaded rod is provided with a butt joint groove matched with the triangular prism, the outer wall of the support partition is provided with a hole matched with the triangular prism, the inside of the clamping device is provided with a sliding groove matched with the connecting plate, and the surface of the auxiliary clamping plate is provided with a magnet matched with the clamping plate.

[0013] In the above technical scheme, the utility model provides technical effects and advantages:

[0014] 1、By the operator to push the connecting column extrusion support partition between the retractable spring shrinkage movement, the connecting column moves and the threaded rod close to each other, at the same time, the connecting column moves through the taper groove arranged on the surface of the connecting column, the extrusion on the support block is released, the support block releases the extrusion on the support plate, the torsion spring on the support shaft resets and pushes the support plate to rotate, the support plate rotates to drive the locking block to slide from the inside of the threaded rod, so that the rotation locking of the threaded rod is released, and the locking block automatically releases the self-locking of the threaded rod, so that the operator does not need to manually unlock, and the use efficiency of the clamping device is improved;

[0015] 2、By the connecting column moving and the threaded rod close to each other, the connecting column drives the three-prism to penetrate into the inside of the threaded rod, and then the rotating wheel is rotated, the rotating wheel is rotated to drive the threaded rod to rotate through the connecting column, the threaded rod is rotated to drive the connecting plate to slide in the clamping device through the thread, the connecting plate drives the support column to move, and the support column drives the clamping plate and the auxiliary clamping plate to move close to or away from each other, so that the clamping device can complete the clamping and fixing of the riveting and pressing part or be detached from the riveting and pressing part. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments described in the present application, and other drawings can also be obtained by those skilled in the art according to these drawings.

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the cross-sectional structure of the clamping device of the utility model;

[0019] Figure 3 It is a schematic diagram of the cross-sectional structure of the connection between the threaded rod and the connecting plate of the utility model;

[0020] Figure 4 It is a schematic diagram of the Figure 2 enlarged structure at A in the utility model.

[0021] Explanation of reference signs:

[0022] 1, clamping device; 2, self-locking mechanism; 201, connecting column; 202, rotating wheel; 203, support partition; 204, retractable spring; 205, support plate; 206, support shaft; 207, torsion spring; 208, support block; 209, locking block; 3, clamping mechanism; 301, threaded rod; 302, three-prism; 303, connecting plate; 304, support column; 305, clamping plate; 306, auxiliary clamping plate. DETAILED DESCRIPTION

[0023] In order to make the technical personnel of the prior art better understand the technical scheme of the utility model, the utility model will be introduced in further detail below in combination with the drawings.

[0024] The utility model provides a kind of side face clamping type self-locking structure as Figures 1-4 As shown in a kind of side face clamping type self-locking structure, including clamping device 1, clamping device 1 clamping fixed in riveting pressure piece outer wall, one side of clamping device 1 is slidably connected with self-locking mechanism 2, and it is internally penetrated to clamping device 1, the inner wall of the bottom end of clamping device 1 is slidably connected with clamping mechanism 3, and it is internally penetrated to clamping device 1, and it is tightly attached to the both sides of riveting pressure piece outer wall, by the mutual cooperation between the internal parts of self-locking mechanism 2, it is convenient to clamping device 1 in the mutual cooperation between the internal parts of clamping mechanism 3 to complete the clamping of riveting pressure piece, locking and fixing are carried out to the internal parts of clamping mechanism 3 after, when the internal parts of self-locking mechanism 2 and the internal parts of clamping mechanism 3 are interconnected, locking and fixing can be automatically released, without operating personnel manually unlocking, improve the use efficiency of clamping device 1.

[0025] Refer to the drawings in the specification Figures 1-4 Self-locking mechanism 2 includes connecting column 201, connecting column 201 is slidably connected in the inside of clamping device 1, connecting column 201 is rotatably connected with rotating wheel 202 on the side away from clamping device 1, the inside of clamping device 1 is provided with support partition 203, and support partition 203 is connected with connecting column 201 between telescopic spring 204, the inside of clamping device 1 is provided with support plate 205, and it is located at the top of connecting column 201, support plate 205 is provided with support shaft 206 at clamping device 1 connection, and it is rotatably connected with clamping device 1 by support shaft 206, torsion spring 207 is sleeved on the outer wall of support shaft 206, support plate 205 is provided with support block 208 on the side close to the bottom end of connecting column 201, and locking block 209 is provided at the bottom end of the side away from support block 208 of support plate 205, by the mutual cooperation between the internal parts of self-locking mechanism 2, it is convenient to clamping device 1 in the mutual cooperation between the internal parts of clamping mechanism 3 to complete the clamping of riveting pressure piece, locking and fixing are carried out to the internal parts of clamping mechanism 3 after.

[0026] Refer to the drawings in the specification Figures 1-4The clamping mechanism 3 comprises a threaded rod 301, the threaded rod 301 is rotationally connected to the inside of the clamping device 1, is located on the side of the support partition plate 203 away from the connecting column 201, and is located on the top end of the locking block 209; the side of the connecting column 201 close to the threaded rod 301 is connected and fixed with a triangular prism 302, and the triangular prism 302 penetrates through the support partition plate 203 to the inside of the threaded rod 301; the outer wall of the threaded rod 301 is sleeved with a connecting plate 303, and the connecting plate 303 is slidingly connected to the inside of the clamping device 1; one side of the bottom end of the connecting plate 303 is connected and fixed with a support column 304, and the support column 304 penetrates to the inner wall of the clamping device 1; one side of the support column 304 is connected and fixed with a clamping plate 305; the other side of the inner wall of the clamping device 1 is provided with an auxiliary clamping plate 306; through the mutual cooperation between the internal parts of the clamping mechanism 3, the clamping and fixing of the outer wall of the riveting and pressing part can be completed.

[0027] Referring to the drawings Figures 1-4 The outer wall of the connecting column 201 is provided with a tapered groove matched with the support block 208, and the bottom end of the support block 208 is provided as a circular arc surface in contact with the surface of the connecting column 201; the inside of the clamping device 1 is provided with a movable groove matched with the support plate 205; through the tapered groove matched with the support block 208 on the outer wall of the connecting column 201, and the circular arc surface provided at the bottom end of the support block 208 in contact with the surface of the connecting column 201, the sliding contact of the connecting column 201 with the support block 208 is facilitated, and the support block 208 is pressed.

[0028] Referring to the drawings Figures 1-4 The support block 208 and the locking block 209 are rotationally connected with the support plate 205 through bearings, the two ends of the torsion spring 207 are connected and fixed with the support plate 205 and the clamping device 1 respectively, and the outer wall of the threaded rod 301 is provided with a plurality of locking grooves matched with the locking block 209; through the plurality of locking grooves matched with the locking block 209 on the outer wall of the threaded rod 301, the locking block 209 can penetrate to the outer wall of the threaded rod 301, and the rotational locking of the threaded rod 301 is completed.

[0029] Referring to the drawings Figures 1-4 One side of the threaded rod 301 is provided with a butt joint groove matched with the triangular prism 302, the outer wall of the support partition plate 203 is provided with a hole matched with the triangular prism 302, the inside of the clamping device 1 is provided with a sliding groove matched with the connecting plate 303, and the surface of the auxiliary clamping plate 306 is provided with magnets mutually attracted by the clamping plate 305; through the magnets on the surface of the auxiliary clamping plate 306 mutually attracted by the clamping plate 305, when the clamping plate 305 moves and the auxiliary clamping plate 306 are close to each other, the clamping plate 305 and the auxiliary clamping plate 306 can be mutually attracted through the magnets on the auxiliary clamping plate 306, and the clamping force of the clamping device 1 is improved.

[0030] The utility model working principle:

[0031] With reference to the description accompanying drawings Figures 1-4 , by operating personnel push the connecting column 201 extrusion support diaphragm 203 between the retractable spring 204 shrinkage movement, make connecting column 201 and threaded rod 301 close to each other fit, while connecting column 201 move through the connecting column 201 surface set taper slot, remove the extrusion of support block 208, make support block 208 remove the extrusion of support plate 205, make torsion spring 207 on the support shaft 206 reset push support plate 205 rotation, make support plate 205 rotation driven locking block 209 from the threaded rod 301 inside sliding, can remove the rotation locking of threaded rod 301, that is, make locking block 209 automatically remove the self locking of threaded rod 301, do not need to operate personnel manually to unlock, improve the use efficiency of clamping device 1;

[0032] With reference to the description accompanying drawings Figures 1-4 , by connecting column 201 and threaded rod 301 close to each other, make connecting column 201 driven three prism 302 through to the threaded rod 301 inside, then rotate the runner 202, runner 202 rotation through connecting column 201 driven threaded rod 301 rotation, threaded rod 301 rotation through the thread driven connecting plate 303 inside the clamping device 1 sliding, make connecting plate 303 driven support column 304 movement, support column 304 movement driven clamping plate 305 and auxiliary clamp plate 306 close to each other or away from each other, that is, make clamping device 1 complete the clamping of riveting pressure piece or from the riveting pressure piece on the disassembly.

[0033] The above only describes certain exemplary embodiments of the present application by way of illustration, without doubt, for those skilled in the art, without departing from the spirit and scope of the present application, the described embodiments can be modified in various ways. Therefore, the above description and drawings are illustrative in nature, should not be understood as limiting the scope of protection of the present application.

Claims

1. A side-clamping self-locking structure, characterized in that: Includes a clamping device (1), which clamps and fixes itself to the outer wall of the riveting part. A self-locking mechanism (2) is slidably connected to one side of the clamping device (1) and extends into the interior of the clamping device (1). A clamping mechanism (3) is slidably connected to the inner wall of the bottom end of the clamping device (1) and extends into the interior of the clamping device (1) and is clamped and fitted to both sides of the outer wall of the riveting part.

2. The side-clamping self-locking structure according to claim 1, characterized in that: The self-locking mechanism (2) includes a connecting column (201), which is slidably connected to the inside of the clamping device (1). A rotating wheel (202) is rotatably connected to the side of the connecting column (201) away from the clamping device (1). A support partition (203) is fixedly provided inside the clamping device (1). A telescopic spring (204) is connected between the support partition (203) and the connecting column (201). A support plate (205) is provided inside the clamping device (1). At the top of the connecting column (201), a support shaft (206) is provided at the connection between the support plate (205) and the clamping device (1), and the support shaft (206) is rotatably connected to the clamping device (1). A torsion spring (207) is sleeved on the outer wall of the support shaft (206). A support block (208) is provided on the side of the support plate (205) near the bottom of the connecting column (201), and a locking block (209) is provided on the bottom of the side of the support plate (205) away from the support block (208).

3. The side-clamping self-locking structure according to claim 2, characterized in that: The clamping mechanism (3) includes a threaded rod (301), which is rotatably connected to the inside of the clamping device (1) and located on the side of the support partition (203) away from the connecting column (201) and at the top of the locking block (209). A triangular prism (302) is fixedly connected to the side of the connecting column (201) near the threaded rod (301) and penetrates the support partition (203) to the inside of the threaded rod (301). A connecting plate (303) is sleeved on the outer wall of the threaded rod (301) and is slidably connected to the inside of the clamping device (1). A support column (304) is fixedly connected to one side of the bottom end of the connecting plate (303) and penetrates to the inner wall of the clamping device (1). A clamping plate (305) is fixedly connected to one side of the support column (304) and an auxiliary clamping plate (306) is provided on the other side of the inner wall of the clamping device (1).

4. The side-clamping self-locking structure according to claim 2, characterized in that: The outer wall of the connecting column (201) is provided with a conical groove that matches the support block (208), and the contact surface between the bottom end of the support block (208) and the surface of the connecting column (201) is set as an arc surface. The inside of the clamping device (1) is provided with a movable groove that matches the support plate (205).

5. The side-clamping self-locking structure according to claim 3, characterized in that: The support block (208) and locking block (209) are rotatably connected to the support plate (205) through bearings. The two ends of the torsion spring (207) are respectively connected and fixed to the support plate (205) and the clamping device (1). The outer wall of the threaded rod (301) is provided with multiple locking grooves that match the locking block (209).

6. The side-clamping self-locking structure according to claim 3, characterized in that: The threaded rod (301) has a mating groove on one side that matches the triangular prism (302), the outer wall of the support partition (203) has a hole that matches the triangular prism (302), the inside of the clamping device (1) has a sliding groove that matches the connecting plate (303), and the surface of the auxiliary clamping plate (306) is provided with magnets that attract each other to the clamping plate (305).

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