Overall sizing die for cable clamp

Abstract

The utility model relates to the technical field of shaping of powder metallurgy parts, and discloses an integral shaping die for a cable clamp, which is used for shaping the cable clamp. The integral shaping die for the cable clamp comprises a base, the device further comprises a first sliding block, a second sliding block, a shroud ring and a supporting plate. A supporting plate containing groove is formed in the upper end face of the base. The supporting plate is elastically connected with the supporting plate placing groove; the supporting plate is matched with the supporting plate placing groove; the shroud ring is detachably and fixedly arranged on the base, and a sliding block containing groove is formed in the center of the shroud ring. The two first sliding blocks are arranged in the sliding block containing groove in a bilateral symmetry mode. The two second ring grooves are symmetrically formed in the sliding block containing groove in the front-back direction. According to the utility model, the cable clamp can be shaped simultaneously from the front, back, left and right directions, the stress of the cable clamp in the radial direction is uniform in the shaping process, the deformation of the cable clamp is consistent, and a good shaping effect is achieved; in the shaping process, positioning is conducted through movement of the first sliding block and the second sliding block, the positioning reference is stable, and the shaping qualification rate is high.

Description

TECHNICAL FIELD

[0001] The utility model belongs to powder metallurgy part shaping technical field, especially, relate to cable clamp overall shaping mould. BACKGROUND

[0002] Cable clamp is a kind of part produced by adopting powder metallurgy technology, and it is integrated structure, hollow cylindrical portion, hollow circular platform portion, connecting lug are sequentially arranged from top to bottom;Rectangular plane is symmetrically arranged on the left and right sides of the upper end surface of hollow cylindrical portion;Connecting lug has two, and symmetrically arranged on the inclined surface of hollow circular platform portion;The idle cylindrical portion of the part will produce deformation after sintering, so it needs to be shaped to meet the requirement of standard size.

[0003] The existing old shaping tool has the following defects:

[0004] 1, old tool is single direction shaping, and the part is deformed again in the shaping process;

[0005] 2, the efficiency of single direction shaping is low, and the interference of deformation again makes shaping need multiple times to meet the requirement, not only the shaping efficiency is low, but also the yield rate is reduced;

[0006] 3, manual reference positioning is needed when shaping, and the positioning is not accurate, and it is easy to produce defective products;

[0007] 4, old tool can only correspond to a kind of part, and different tools are needed when shaping large, medium and small similar products, and the cost of shaping tool is high.

[0008] Therefore, cable clamp overall shaping mould is needed to solve the above technical problems. UTILITY MODEL CONTENTS

[0009] The utility model aims at overcoming the existing technical problems, and provides cable clamp overall shaping mould.

[0010] To achieve the above object, the utility model is implemented according to the following technical scheme:

[0011] Cable clamp overall shaping mould is used for the shaping of cable clamp;The cable clamp is integrated structure, hollow cylindrical portion, hollow circular platform portion, connecting lug are sequentially arranged from top to bottom;Rectangular plane is symmetrically arranged on the left and right sides of the upper end surface of hollow cylindrical portion;Connecting lug has two, and symmetrically arranged on the inclined surface of hollow circular platform portion;The cable clamp overall shaping mould includes base;First sliding block, second sliding block, hoop, supporting plate are further included;

[0012] The upper end surface of the base is provided with a support plate placing groove; the support plate is elastically connected with the support plate placing groove; the support plate and the support plate placing groove are matched, and the center of the support plate is provided with a slot;

[0013] The hoop is detachably fixed on the base, and the center of the hoop is provided with a slider placing groove;

[0014] The first slider is provided with two parts, which are symmetrically arranged in the slider placing groove; the second ring groove is provided with two parts, which are symmetrically arranged in the slider placing groove; the two first sliders and the two second sliders are arranged at equal angles and equal distances, and are located above the support plate;

[0015] The first slider is provided with a first arc-shaped shaping groove at one end close to the center of the support plate, and the second slider is provided with a second arc-shaped shaping groove at one end close to the center of the support plate;

[0016] The first slider and the second slider are both provided with a first inclined surface at one end away from the center of the support plate, and the first inclined surface is inclined downward and points to the center of the base; a wear-resistant sheet is arranged on the inner side wall of the slider placing groove opposite to the first inclined surface, and the end surface of the wear-resistant sheet is provided with a second inclined surface; the first inclined surface and the second inclined surface are in contact, and the inclination angles are consistent;

[0017] When the two first sliders and the two second sliders move downward, they move to the center of the support plate along the corresponding second inclined surfaces; when the sliders move to the lowermost position, the two first arc-shaped shaping grooves and the two second arc-shaped shaping grooves form a cylindrical shape matching the hollow cylindrical part.

[0018] The cylindrical shape formed by the two first arc-shaped shaping grooves and the two second arc-shaped shaping grooves matches the size of the hollow cylindrical part of the cable clamp standard part.

[0019] The shape of the slider placing groove matches the first slider and the second slider distributed around it, which limits the movement of the slider along the second inclined surface, so that the first slider cannot move forward and backward, and the second slider cannot move left and right.

[0020] When the connecting ear of the cable clamp is inserted into the slot of the support plate, the lower end surface of the connecting ear does not exceed the lower end surface of the support plate.

[0021] Preferably, the support plate placing groove is cross-shaped, and the slider placing groove is cross-shaped.

[0022] Preferably, the support plate and the support plate placing groove are elastically connected through a plurality of reset springs.

[0023] The connection of the reset spring adopts the existing technology, and the person skilled in the art can select the model and installation method according to the actual use requirements.

[0024] Specifically, a plurality of first spring mounting grooves are arranged equidistantly and equiangularly around the tray placing groove, a plurality of second spring mounting grooves are arranged equidistantly and equiangularly around the lower end surface of the tray, the first spring mounting grooves and the second spring mounting grooves correspond to each other, and the two ends of the reset spring are respectively mounted in the corresponding first spring mounting groove and second spring mounting groove.

[0025] Preferably, the upper center of the first arc-shaped groove is provided with a rectangular shaping block, the upper and lower widths of the shaping block are greater than the upper and lower widths of the rectangular plane, and the front and rear widths of the shaping block are equal to the front and rear widths of the rectangular plane.

[0026] The setting of the shaping block is mainly matched with the rectangular plane of the cable clamp, so that the rectangular plane can be fully surrounded and shaped during the shaping process.

[0027] Preferably, four guide columns are arranged equiangularly around the tray placing groove; the four guide columns are all inclined downward and point to the center of the tray placing groove.

[0028] The first sliding block and the second sliding block are both provided with guide holes matched with the guide columns, the guide columns are inserted into the corresponding guide holes, and the first sliding block and the second sliding block can move up and down along the guide columns; the inclination angle of the guide column is the same as the inclination angle of the first inclined surface corresponding to the guide column.

[0029] Four U-shaped avoiding grooves are arranged equidistantly around the tray, and the positions of the U-shaped avoiding grooves are matched with the guide columns.

[0030] In use, the mechanical characteristics of the first inclined surface and the second inclined surface are utilized, the first sliding block and the second sliding block are simultaneously pressed down, and the radial clamping of the cable clamp is realized under the guidance and pressing of the first inclined surface and the second inclined surface.

[0031] The first sliding block and the second sliding block move along the second inclined surface through the first inclined surface, and the external shape of the part is shaped from the front, back, left and right directions. The first sliding block and the second sliding block with a plurality of different types of first arc-shaped shaping grooves and second arc-shaped shaping grooves can be manufactured to meet the shaping of cable clamps of different types. Only the corresponding first sliding block and second sliding block need to be replaced, which greatly reduces the use cost of the cable clamp overall shaping mold.

[0032] The hoop can position the first sliding block and the second sliding block, fix the movement position of the first sliding block and the second sliding block and not deviate, and play the role of the internal cavity.

[0033] The first slider and the second slider are separated by the reset spring after the mold is opened, and the shaped part is conveniently taken out.

[0034] The guide column can position the first slider and the second slider and guide the movement track of the first slider and the second slider.

[0035] The reset spring is convenient for opening and closing of the first slider and the second slider, and the first slider and the second slider are separated by the reset spring after the mold is opened.

[0036] The wear-resistant sheet can be made of high-hardness material, so that the service life of the first inclined surface of the first slider and the second slider is increased.

[0037] The base is the bottom of the cable clamp overall shaping mold and supports and installs the remaining components.

[0038] The specific size of the first arc-shaped shaping groove and the second arc-shaped shaping groove is designed according to the size standard of the shaped cable clamp, and the cable clamp with qualified size can be obtained after shaping by the first slider and the second slider of the cable clamp overall shaping mold.

[0039] In the utility model, the components not added with limitation adopt the conventional means in the field, and the person skilled in the art can select the model and installation mode according to the actual use demand, and the specific installation and control are clearly understood, and will not be described in detail here.

[0040] The utility model reaches the following beneficial effects:

[0041] The utility model has the advantages of simple structure, convenient operation, short shaping time, simultaneous shaping of the cable clamp from four directions, uniform stress of the cable clamp in the radial direction, consistent deformation, good shaping effect, positioning by the movement of the first slider and the second slider, stable positioning reference, high shaping qualification rate, suitability for different models of cable clamps by replacing different models of the first slider and the second slider, reduced cost of the shaping mold and further reduced shaping cost. DRAWINGS

[0042] Figure 1The semi-transparent three-dimensional structure schematic diagram of the open state of the embodiment 1 of the utility model is shown in the figure;

[0043] Figure 2 The semi-transparent three-dimensional structure schematic diagram of the closed state of the embodiment 1 of the utility model is shown in the figure;

[0044] Figure 3 The semi-transparent three-dimensional structure schematic diagram in the reset process of the embodiment 1 of the utility model is shown in the figure;

[0045] Figure 4 The semi-transparent three-dimensional structure schematic diagram in the reset process of the embodiment 1 of the utility model is shown in the figure; Figure 3 The semi-transparent three-dimensional structure schematic diagram in the reset process of the embodiment 1 of the utility model is shown in the figure;

[0046] Figure 5 The semi-transparent three-dimensional structure schematic diagram in the reset process of the embodiment 1 of the utility model is shown in the figure; Figure 4 The semi-transparent three-dimensional structure schematic diagram in the reset process of the embodiment 1 of the utility model is shown in the figure; The semi-transparent three-dimensional structure schematic diagram in the reset process of the embodiment 1 of the utility model is shown in the figure;

[0047] The semi-transparent three-dimensional structure schematic diagram in the reset process of the embodiment 1 of the utility model is shown in the figure; Figure 6 The semi-transparent three-dimensional structure schematic diagram in the reset process of the embodiment 1 of the utility model is shown in the figure; Figure 5 The semi-transparent three-dimensional structure schematic diagram in the reset process of the embodiment 1 of the utility model is shown in the figure; The semi-transparent three-dimensional structure schematic diagram in the reset process of the embodiment 1 of the utility model is shown in the figure;

[0048] The semi-transparent three-dimensional structure schematic diagram in the reset process of the embodiment 1 of the utility model is shown in the figure; Figure 7 The semi-transparent three-dimensional structure schematic diagram in the reset process of the embodiment 1 of the utility model is shown in the figure; Figure 6 The semi-transparent three-dimensional structure schematic diagram in the reset process of the embodiment 1 of the utility model is shown in the figure; The semi-transparent three-dimensional structure schematic diagram in the reset process of the embodiment 1 of the utility model is shown in the figure;

[0049] The semi-transparent three-dimensional structure schematic diagram in the reset process of the embodiment 1 of the utility model is shown in the figure; Figure 8 The semi-transparent three-dimensional structure schematic diagram in the reset process of the embodiment 1 of the utility model is shown in the figure; Figure 7 The semi-transparent three-dimensional structure schematic diagram in the reset process of the embodiment 1 of the utility model is shown in the figure; The semi-transparent three-dimensional structure schematic diagram in the reset process of the embodiment 1 of the utility model is shown in the figure;

[0050] The semi-transparent three-dimensional structure schematic diagram in the reset process of the embodiment 1 of the utility model is shown in the figure; Figure 9 The semi-transparent three-dimensional structure schematic diagram in the reset process of the embodiment 1 of the utility model is shown in the figure; The semi-transparent three-dimensional structure schematic diagram in the reset process of the embodiment 1 of the utility model is shown in the figure;

[0051] The semi-transparent three-dimensional structure schematic diagram in the reset process of the embodiment 1 of the utility model is shown in the figure; Figure 10 The semi-transparent three-dimensional structure schematic diagram in the reset process of the embodiment 1 of the utility model is shown in the figure; Figure 1 The semi-transparent three-dimensional structure schematic diagram in the reset process of the embodiment 1 of the utility model is shown in the figure; The semi-transparent three-dimensional structure schematic diagram in the reset process of the embodiment 1 of the utility model is shown in the figure;

[0052] The semi-transparent three-dimensional structure schematic diagram in the reset process of the embodiment 1 of the utility model is shown in the figure; Figure 11 The semi-transparent three-dimensional structure schematic diagram in the reset process of the embodiment 1 of the utility model is shown in the figure. The semi-transparent three-dimensional structure schematic diagram in the reset process of the embodiment 1 of the utility model is shown in the figure.

[0053] In the figure: 1, cable clamp; 2, hollow cylindrical part; 3, hollow circular table part; 4, connecting ear; 5, rectangular plane; 6, base; 7, first sliding block; 8, second sliding block; 9, hoop; 10, supporting plate; 11, supporting plate placing groove; 12, insertion groove; 13, sliding block placing groove; 14, first arc-shaped shaping groove; 15, second arc-shaped shaping groove; 16, first inclined surface; 17, wear-resistant sheet; 18, second inclined surface; 19, reset spring; 20, first spring mounting groove; 21, second spring mounting groove; 22, shaping block; 23, guide column; 24, guide hole; 25, U-shaped avoiding groove. DETAILED DESCRIPTION

[0054] The utility model is further described below in combination with the drawings and specific embodiments, the illustrative embodiments of the utility model and the description are used to explain the utility model, but do not serve as the limitation of the utility model.

[0055] Embodiment 1

[0056] As Figures 1 to 11 The cable clamp overall shaping die is used for the shaping of the cable clamp 1, and the cable clamp is a unitary structure, which comprises a hollow cylindrical part 2, a hollow circular platform part 3 and a connecting lug 4 from top to bottom; the left and right sides of the upper end face of the hollow cylindrical part are symmetrically provided with rectangular planes 5; the connecting lug has two parts, which are symmetrically arranged on the inclined surface of the hollow circular platform part; the cable clamp overall shaping die comprises a base 6; further comprising a first sliding block 7, a second sliding block 8, a hoop 9 and a supporting plate 10.

[0057] The upper end face of the base is provided with a supporting plate placing groove 11; the supporting plate is elastically connected with the supporting plate placing groove; the supporting plate is matched with the supporting plate placing groove, and the center of the supporting plate is provided with a slot 12; the width of the slot is matched with the thickness of the connecting lug.

[0058] The hoop is detachably fixed on the base, and the center of the hoop is provided with a sliding block placing groove 13.

[0059] The first sliding block is provided with two parts, which are symmetrically arranged in the sliding block placing groove; the second ring groove is provided with two parts, which are symmetrically arranged in the sliding block placing groove; the two first sliding blocks and the two second sliding blocks are equiangularly and equidistantly arranged, and are located above the supporting plate.

[0060] The first sliding block is provided with a first arc-shaped shaping groove 14 at one end close to the center of the supporting plate, and the second sliding block is provided with a second arc-shaped shaping groove 15 at one end close to the center of the supporting plate.

[0061] The first sliding block and the second sliding block are both provided with a first inclined surface 16 at one end away from the center of the supporting plate, and the first inclined surface is inclined downward and points to the center of the base; a wear-resistant piece 17 is arranged on the inner side wall of the sliding block placing groove opposite to the first inclined surface, and the end face of the wear-resistant piece is provided with a second inclined surface 18; the first inclined surface is in contact with the second inclined surface, and the inclination angles are consistent.

[0062] When the two first sliding blocks and the two second sliding blocks move downward, they move to the center of the supporting plate along the corresponding second inclined surfaces; when the sliding blocks move to the lowermost position, the two first arc-shaped shaping grooves and the two second arc-shaped shaping grooves surround a cylindrical shape matched with the hollow cylindrical part.

[0063] The shape of the sliding block placing groove is matched with the first sliding block and the second sliding block arranged around.

[0064] The supporting plate placing groove is in the shape of a cross, and the sliding block placing groove is in the shape of a cross.

[0065] The supporting plate is elastically connected with the supporting plate placing groove through four reset springs 19.

[0066] Four first spring mounting grooves 20 are arranged equidistantly and equiangularly around the supporting plate placing groove, and four second spring mounting grooves 21 are arranged equidistantly and equiangularly around the lower end surface of the supporting plate. The first spring mounting grooves and the second spring mounting grooves correspond to each other, and the two ends of the reset spring are respectively mounted in the corresponding first spring mounting groove and second spring mounting groove. The second spring mounting groove needs to avoid the insertion groove.

[0067] The upper center of the first arc-shaped groove is provided with a rectangular shaping block 22, and the upper and lower widths of the shaping block are greater than the upper and lower widths of the rectangular plane; and the front and rear widths of the shaping block are equal to the front and rear widths of the rectangular plane.

[0068] Four guide columns 23 are arranged equiangularly around the supporting plate placing groove; the four guide columns are all inclined downward to the center of the supporting plate placing groove.

[0069] The first slider and the second slider are both provided with a guide hole 24 matched with the guide column, the guide column is inserted into the corresponding guide hole, and the first slider and the second slider can move up and down along the guide column; the inclination angle of the guide column is the same as the inclination angle of the first inclined surface corresponding to the guide column.

[0070] Four U-shaped avoiding grooves 25 are arranged equidistantly around the supporting plate, and the positions of the U-shaped avoiding grooves are matched with the guide columns.

[0071] Principle of action:

[0072] In use, the cable clamp overall shaping mold is fixedly installed (the specific installation method can be selected according to the prior art) on the press machine, so that the punch is aligned with the first slider and the second slider (so that the vertical downward projection of the lower end surface of the punch can cover all the first sliders and the second sliders, and the center of the punch is kept aligned with the center of the cable clamp overall shaping mold), as shown in Figure 1 At this time, the cable clamp overall shaping mold is in an open state, the cable clamp to be shaped is placed in the space left between the first slider and the second slider, and the connecting ears of the cable clamp are inserted into the insertion groove of the supporting plate. After the cable clamp is loaded, if the cable clamp is correctly loaded, the shaping can be started.

[0073] After the shaping is started, the first slider and the second slider move downward and inward along the second inclined surface and the guide column under the action of the press machine until they are moved into position; as shown in Figure 2 At this time, the cable clamp overall shaping mold is in a closed state. After the shaping is completed, the punch of the press machine moves upward, the reset spring resets and pushes the supporting plate to move upward, and the three sliders are driven to move upward (as shown in Figure 3 When the reset spring is completely reset, it returns to Figure 1In the shown state, the two first sliders and the two second sliders are open, and the shaped cable clamp can be removed at this time.

[0074] The technical scheme of the utility model is not limited by the above specific embodiments, and any technical modification made according to the technical scheme of the utility model falls within the protection scope of the utility model.

Claims

1. A cable clamp overall shaping die for shaping a cable clamp; the cable clamp is of an integrated structure, and sequentially comprises, from top to bottom, a hollow cylindrical part, a hollow circular truncated cone part, and a connecting lug; the upper end face of the hollow cylindrical part is provided with a rectangular plane which is symmetric to the left and right; the connecting lug is provided with two, symmetrically arranged on the inclined surface of the hollow circular truncated cone part; the cable clamp overall shaping die comprises a base; characterized in that: The first slider, the second slider, the hoop, and the supporting plate are further included. The upper end surface of the base is provided with a supporting plate placing groove; the supporting plate is elastically connected with the supporting plate placing groove; the supporting plate is matched with the supporting plate placing groove; the center of the supporting plate is provided with a slot; the width of the slot is matched with the thickness of the connecting lug. The hoop is detachably fixed on the base, and the center of the hoop is provided with a slider placing groove. The first slider is provided with two parts which are symmetrically arranged in the slider placing groove; the second ring groove is provided with two parts which are symmetrically arranged in the slider placing groove; the two first sliders and the two second sliders are equiangularly and equidistantly arranged and located above the supporting plate. The first slider is provided with a first arc-shaped shaping groove at one end close to the center of the supporting plate; the second slider is provided with a second arc-shaped shaping groove at one end close to the center of the supporting plate. The first slider and the second slider are each provided with a first inclined surface at one end away from the center of the supporting plate; the inner side wall of the slider placing groove opposite to the first inclined surface is provided with a wear-resistant sheet; the end surface of the wear-resistant sheet is provided with a second inclined surface; the first inclined surface is in contact with the second inclined surface and has the same inclination angle. When the two first sliders and the two second sliders move downward, they move towards the center of the supporting plate along the corresponding second inclined surfaces; when the sliders move to the lowermost position, the two first arc-shaped shaping grooves and the two second arc-shaped shaping grooves form a cylindrical shape matched with the hollow cylindrical part.

2. The cable clamp bulk forming die of claim 1, wherein: The supporting plate and the supporting plate placing groove are elastically connected through a plurality of return springs.

3. The cable clamp bulk forming die of claim 1 wherein: The upper center of the first arc-shaped groove is provided with a rectangular shaping block; the upper and lower widths of the shaping block are greater than the upper and lower widths of the rectangular plane; the front and rear widths of the shaping block are equal to the front and rear widths of the rectangular plane.

4. The cable clamp bulk forming mold of claim 1, wherein: Four guide columns are equiangularly arranged around the supporting plate placing groove; the guide columns are inclined downward towards the center of the supporting plate placing groove. The first slider and the second slider are each provided with a guide hole matched with the guide column; the guide column is inserted into the corresponding guide hole; the first slider and the second slider can move upward and downward along the guide column; the inclination angle of the guide column is the same as the inclination angle of the corresponding first inclined surface. Four U-shaped avoiding grooves are equidistantly arranged around the supporting plate; the positions of the U-shaped avoiding grooves are matched with the guide columns.

Images